config/conf.pl

   1 #!/usr/bin/env perl
   2 # conf.pl
   3 #
   4 # Copyright (c) 1999-2006 The SquirrelMail Project Team
   5 # Licensed under the GNU GPL. For full terms see COPYING.
   6 #
   7 # A simple configure script to configure SquirrelMail
   8 #
   9 # $Id$
  10 ############################################################
  11 $conf_pl_version = "1.5.0";
  12
  13 ############################################################
  14 # Check what directory we're supposed to be running in, and
  15 # change there if necessary.  File::Basename has been in
  16 # Perl since at least 5.003_7, and nobody sane runs anything
  17 # before that, but just in case.
  18 ############################################################
  19 my $dir;
  20 if ( eval q{require "File/Basename.pm"} ) {
  21     $dir = File::Basename::dirname($0);
  22     chdir($dir);
  23 }
  24
  25 ############################################################
  26 # Some people try to run this as a CGI. That's wrong!
  27 ############################################################
  28 if ( defined( $ENV{'PATH_INFO'} )
  29     || defined( $ENV{'QUERY_STRING'} )
  30     || defined( $ENV{'REQUEST_METHOD'} ) ) {
  31     print "Content-Type: text/html\n\n";
  32     print "You must run this script from the command line.";
  33     exit;
  34     }
  35
  36 ############################################################
  37 # If we got here, use Cwd to get the full directory path
  38 # (the Basename stuff above will sometimes return '.' as
  39 # the base directory, which is not helpful here).
  40 ############################################################
  41 use Cwd;
  42 $dir = cwd();
  43
  44
  45 ############################################################
  46 # First, lets read in the data already in there...
  47 ############################################################
  48 if ( -e "config.php" ) {
  49     # Make sure that file is readable
  50     if (! -r "config.php") {
  51         clear_screen();
  52         print "WARNING:\n";
  53         print "The file \"config/config.php\" was found, but you don't\n";
  54         print "have rights to read it.\n";
  55         print "\n";
  56         print "Press enter to continue";
  57         $ctu = <STDIN>;
  58         exit;
  59     }
  60     open( FILE, "config.php" );
  61     while ( $line = <FILE> ) {
  62         $line =~ s/^\s+//;
  63         $line =~ s/^\$//;
  64         $var = $line;
  65
  66         $var =~ s/=/EQUALS/;
  67         if ( $var =~ /^([a-z])/i ) {
  68             @o = split ( /\s*EQUALS\s*/, $var );
  69             if ( $o[0] eq "config_version" ) {
  70                 $o[1] =~ s/[\n\r]//g;
  71                 $o[1] =~ s/[\'\"];\s*$//;
  72                 $o[1] =~ s/;$//;
  73                 $o[1] =~ s/^[\'\"]//;
  74
  75                 $config_version = $o[1];
  76                 close(FILE);
  77             }
  78         }
  79     }
  80     close(FILE);
  81
  82     if ( $config_version ne $conf_pl_version ) {
  83         clear_screen();
  84         print "WARNING:\n";
  85         print "  The file \"config/config.php\" was found, but it is for\n";
  86         print "  an older version of SquirrelMail. It is possible to still\n";
  87         print "  read the defaults from this file but be warned that many\n";
  88         print "  preferences change between versions. It is recommended that\n";
  89         print "  you start with a clean config.php for each upgrade that you\n";
  90         print "  do. To do this, just move config/config.php out of the way.\n";
  91         print "\n";
  92         print "Continue loading with the old config.php [y/N]? ";
  93         $ctu = <STDIN>;
  94
  95         if ( ( $ctu !~ /^y\n/i ) || ( $ctu =~ /^\n/ ) ) {
  96             exit;
  97         }
  98
  99         print "\nDo you want me to stop warning you [y/N]? ";
 100         $ctu = <STDIN>;
 101         if ( $ctu =~ /^y\n/i ) {
 102             $print_config_version = $conf_pl_version;
 103         } else {
 104             $print_config_version = $config_version;
 105         }
 106     } else {
 107         $print_config_version = $config_version;
 108     }
 109
 110     $config = 1;
 111     open( FILE, "config.php" );
 112 } elsif ( -e "config_default.php" ) {
 113     open( FILE, "config_default.php" );
 114     while ( $line = <FILE> ) {
 115         $line =~ s/^\s+//;
 116         $line =~ s/^\$//;
 117         $var = $line;
 118
 119         $var =~ s/=/EQUALS/;
 120         if ( $var =~ /^([a-z])/i ) {
 121             @o = split ( /\s*EQUALS\s*/, $var );
 122             if ( $o[0] eq "config_version" ) {
 123                 $o[1] =~ s/[\n\r]//g;
 124                 $o[1] =~ s/[\'\"];\s*$//;
 125                 $o[1] =~ s/;$//;
 126                 $o[1] =~ s/^[\'\"]//;
 127
 128                 $config_version = $o[1];
 129                 close(FILE);
 130             }
 131         }
 132     }
 133     close(FILE);
 134
 135     if ( $config_version ne $conf_pl_version ) {
 136         clear_screen();
 137         print "WARNING:\n";
 138         print "  You are trying to use a 'config_default.php' from an older\n";
 139         print "  version of SquirrelMail. This is HIGHLY unrecommended. You\n";
 140         print "  should get the 'config_default.php' that matches the version\n";
 141         print "  of SquirrelMail that you are running. You can get this from\n";
 142         print "  the SquirrelMail web page by going to the following URL:\n";
 143         print "      http://www.squirrelmail.org.\n";
 144         print "\n";
 145         print "Continue loading with old config_default.php (a bad idea) [y/N]? ";
 146         $ctu = <STDIN>;
 147
 148         if ( ( $ctu !~ /^y\n/i ) || ( $ctu =~ /^\n/ ) ) {
 149             exit;
 150         }
 151
 152         print "\nDo you want me to stop warning you [y/N]? ";
 153         $ctu = <STDIN>;
 154         if ( $ctu =~ /^y\n/i ) {
 155             $print_config_version = $conf_pl_version;
 156         } else {
 157             $print_config_version = $config_version;
 158         }
 159     } else {
 160         $print_config_version = $config_version;
 161     }
 162     $config = 2;
 163     open( FILE, "config_default.php" );
 164 } else {
 165     print "No configuration file found. Please get config_default.php\n";
 166     print "or config.php before running this again. This program needs\n";
 167     print "a default config file to get default values.\n";
 168     exit;
 169 }
 170
 171 # Read and parse the current configuration file
 172 # (either config.php or config_default.php).
 173 while ( $line = <FILE> ) {
 174     $line =~ s/^\s+//;
 175     $line =~ s/^\$//;
 176     $var = $line;
 177
 178     $var =~ s/=/EQUALS/;
 179     if ( $var =~ /^([a-z])/i ) {
 180         @options = split ( /\s*EQUALS\s*/, $var );
 181         $options[1] =~ s/[\n\r]//g;
 182         $options[1] =~ s/[\'\"];\s*$//;
 183         $options[1] =~ s/;$//;
 184         $options[1] =~ s/^[\'\"]//;
 185         # de-escape escaped strings
 186         $options[1] =~ s/\\'/'/g;
 187         $options[1] =~ s/\\\\/\\/g;
 188
 189         if ( $options[0] =~ /^user_themes\[[0-9]+\]\[['"]PATH['"]\]/ ) {
 190             $sub = $options[0];
 191             $sub =~ s/\]\[['"]PATH['"]\]//;
 192             $sub =~ s/.*\[//;
 193             if ( -e "../css/" ) {
 194                 $options[1] =~ s/^\.\.\/config/\.\.\/css/;
 195             }
 196             $user_theme_path[$sub] = &change_to_rel_path($options[1]);
 197         } elsif ( $options[0] =~ /^user_themes\[[0-9]+\]\[['"]NAME['"]\]/ ) {
 198             $sub = $options[0];
 199             $sub =~ s/\]\[['"]NAME['"]\]//;
 200             $sub =~ s/.*\[//;
 201             $user_theme_name[$sub] = $options[1];
 202         } elsif ( $options[0] =~ /^icon_themes\[[0-9]+\]\[['"]PATH['"]\]/ ) {
 203             $sub = $options[0];
 204             $sub =~ s/\]\[['"]PATH['"]\]//;
 205             $sub =~ s/.*\[//;
 206             if ( -e "../images/" ) {
 207                 $options[1] =~ s/^\.\.\/config/\.\.\/images/;
 208             }
 209             $icon_theme_path[$sub] = &change_to_rel_path($options[1]);
 210         } elsif ( $options[0] =~ /^icon_themes\[[0-9]+\]\[['"]NAME['"]\]/ ) {
 211             $sub = $options[0];
 212             $sub =~ s/\]\[['"]NAME['"]\]//;
 213             $sub =~ s/.*\[//;
 214             $icon_theme_name[$sub] = $options[1];
 215         } elsif ( $options[0] =~ /^aTemplateSet\[[0-9]+\]\[['"]ID['"]\]/ ) {
 216             $sub = $options[0];
 217             $sub =~ s/\]\[['"]ID['"]\]//;
 218             $sub =~ s/.*\[//;
 219             if ( -e "../templates" ) {
 220                 $options[1] =~ s/^\.\.\/config/\.\.\/templates/;
 221             }
 222             $templateset_id[$sub] = $options[1];
 223 ##### FIXME: This section BELOW here so old prefs files don't blow up when running conf.pl
 224 #####        Remove after a month or two
 225 } elsif ( $options[0] =~ /^aTemplateSet\[[0-9]+\]\[['"]PATH['"]\]/ ) {
 226     $sub = $options[0];
 227     $sub =~ s/\]\[['"]PATH['"]\]//;
 228     $sub =~ s/.*\[//;
 229     if ( -e "../templates" ) {
 230         $options[1] =~ s/^\.\.\/config/\.\.\/templates/;
 231     }
 232     $templateset_id[$sub] = $options[1];
 233 ##### FIXME: This section ABOVE here so old prefs files don't blow up when running conf.pl
 234 #####        Remove after a month or two
 235         } elsif ( $options[0] =~ /^aTemplateSet\[[0-9]+\]\[['"]NAME['"]\]/ ) {
 236             $sub = $options[0];
 237             $sub =~ s/\]\[['"]NAME['"]\]//;
 238             $sub =~ s/.*\[//;
 239             $templateset_name[$sub] = $options[1];
 240         } elsif ( $options[0] =~ /^plugins\[[0-9]*\]/ ) {
 241             $sub = $options[0];
 242             $sub =~ s/\]//;
 243             $sub =~ s/^plugins\[//;
 244             if ($sub eq '') {
 245                push @plugins, $options[1];
 246             } else {
 247                $plugins[$sub] = $options[1];
 248             }
 249         } elsif ($options[0] =~ /^fontsets\[\'[a-z]*\'\]/) {
 250             # parse associative $fontsets array
 251             $sub = $options[0];
 252             $sub =~ s/\'\]//;
 253             $sub =~ s/^fontsets\[\'//;
 254             $fontsets{$sub} = $options[1];
 255         } elsif ( $options[0] =~ /^theme\[[0-9]+\]\[['"]PATH|NAME['"]\]/ ) {
 256             ##
 257             ## $color themes are no longer supported.  Please leave this
 258             ## so conf.pl doesn't barf if it encounters a $theme.
 259             ##
 260         } elsif ( $options[0] =~ /^ldap_server\[[0-9]+\]/ ) {
 261             $sub = $options[0];
 262             $sub =~ s/\]//;
 263             $sub =~ s/^ldap_server\[//;
 264             $continue = 0;
 265             while ( ( $tmp = <FILE> ) && ( $continue != 1 ) ) {
 266                 if ( $tmp =~ /\);\s*$/ ) {
 267                     $continue = 1;
 268                 }
 269
 270                 if ( $tmp =~ /^\s*[\'\"]host[\'\"]/i ) {
 271                     $tmp =~ s/^\s*[\'\"]host[\'\"]\s*=>\s*[\'\"]//i;
 272                     $tmp =~ s/[\'\"],?\s*$//;
 273                     $tmp =~ s/[\'\"]\);\s*$//;
 274                     $host = $tmp;
 275                 } elsif ( $tmp =~ /^\s*[\'\"]base[\'\"]/i ) {
 276                     $tmp =~ s/^\s*[\'\"]base[\'\"]\s*=>\s*[\'\"]//i;
 277                     $tmp =~ s/[\'\"],?\s*$//;
 278                     $tmp =~ s/[\'\"]\);\s*$//;
 279                     $base = $tmp;
 280                 } elsif ( $tmp =~ /^\s*[\'\"]charset[\'\"]/i ) {
 281                     $tmp =~ s/^\s*[\'\"]charset[\'\"]\s*=>\s*[\'\"]//i;
 282                     $tmp =~ s/[\'\"],?\s*$//;
 283                     $tmp =~ s/[\'\"]\);\s*$//;
 284                     $charset = $tmp;
 285                 } elsif ( $tmp =~ /^\s*[\'\"]port[\'\"]/i ) {
 286                     $tmp =~ s/^\s*[\'\"]port[\'\"]\s*=>\s*[\'\"]?//i;
 287                     $tmp =~ s/[\'\"]?,?\s*$//;
 288                     $tmp =~ s/[\'\"]?\);\s*$//;
 289                     $port = $tmp;
 290                 } elsif ( $tmp =~ /^\s*[\'\"]maxrows[\'\"]/i ) {
 291                     $tmp =~ s/^\s*[\'\"]maxrows[\'\"]\s*=>\s*[\'\"]?//i;
 292                     $tmp =~ s/[\'\"]?,?\s*$//;
 293                     $tmp =~ s/[\'\"]?\);\s*$//;
 294                     $maxrows = $tmp;
 295                 } elsif ( $tmp =~ /^\s*[\'\"]filter[\'\"]/i ) {
 296                     $tmp =~ s/^\s*[\'\"]filter[\'\"]\s*=>\s*[\'\"]?//i;
 297                     $tmp =~ s/[\'\"]?,?\s*$//;
 298                     $tmp =~ s/[\'\"]?\);\s*$//;
 299                     $filter = $tmp;
 300                 } elsif ( $tmp =~ /^\s*[\'\"]name[\'\"]/i ) {
 301                     $tmp =~ s/^\s*[\'\"]name[\'\"]\s*=>\s*[\'\"]//i;
 302                     $tmp =~ s/[\'\"],?\s*$//;
 303                     $tmp =~ s/[\'\"]\);\s*$//;
 304                     $name = $tmp;
 305                 } elsif ( $tmp =~ /^\s*[\'\"]binddn[\'\"]/i ) {
 306                     $tmp =~ s/^\s*[\'\"]binddn[\'\"]\s*=>\s*[\'\"]//i;
 307                     $tmp =~ s/[\'\"],?\s*$//;
 308                     $tmp =~ s/[\'\"]\);\s*$//;
 309                     $binddn = $tmp;
 310                 } elsif ( $tmp =~ /^\s*[\'\"]bindpw[\'\"]/i ) {
 311                     $tmp =~ s/^\s*[\'\"]bindpw[\'\"]\s*=>\s*[\'\"]//i;
 312                     $tmp =~ s/[\'\"],?\s*$//;
 313                     $tmp =~ s/[\'\"]\);\s*$//;
 314                     $bindpw = $tmp;
 315                 } elsif ( $tmp =~ /^\s*[\'\"]protocol[\'\"]/i ) {
 316                     $tmp =~ s/^\s*[\'\"]protocol[\'\"]\s*=>\s*[\'\"]?//i;
 317                     $tmp =~ s/[\'\"]?,?\s*$//;
 318                     $tmp =~ s/[\'\"]?\);\s*$//;
 319                     $protocol = $tmp;
 320                 } elsif ( $tmp =~ /^\s*[\'\"]limit_scope[\'\"]/i ) {
 321                     $tmp =~ s/^\s*[\'\"]limit_scope[\'\"]\s*=>\s*[\'\"]?//i;
 322                     $tmp =~ s/[\'\"]?,?\s*$//;
 323                     $tmp =~ s/[\'\"]?\);\s*$//;
 324                     $limit_scope = $tmp;
 325                 } elsif ( $tmp =~ /^\s*[\'\"]listing[\'\"]/i ) {
 326                     $tmp =~ s/^\s*[\'\"]listing[\'\"]\s*=>\s*[\'\"]?//i;
 327                     $tmp =~ s/[\'\"]?,?\s*$//;
 328                     $tmp =~ s/[\'\"]?\);\s*$//;
 329                     $listing = $tmp;
 330                 } elsif ( $tmp =~ /^\s*[\'\"]writeable[\'\"]/i ) {
 331                     $tmp =~ s/^\s*[\'\"]writeable[\'\"]\s*=>\s*[\'\"]?//i;
 332                     $tmp =~ s/[\'\"]?,?\s*$//;
 333                     $tmp =~ s/[\'\"]?\);\s*$//;
 334                     $writeable = $tmp;
 335                 } elsif ( $tmp =~ /^\s*[\'\"]search_tree[\'\"]/i ) {
 336                     $tmp =~ s/^\s*[\'\"]search_tree[\'\"]\s*=>\s*[\'\"]?//i;
 337                     $tmp =~ s/[\'\"]?,?\s*$//;
 338                     $tmp =~ s/[\'\"]?\);\s*$//;
 339                     $search_tree = $tmp;
 340                 } elsif ( $tmp =~ /^\s*[\'\"]starttls[\'\"]/i ) {
 341                     $tmp =~ s/^\s*[\'\"]starttls[\'\"]\s*=>\s*[\'\"]?//i;
 342                     $tmp =~ s/[\'\"]?,?\s*$//;
 343                     $tmp =~ s/[\'\"]?\);\s*$//;
 344                     $starttls = $tmp;
 345                 }
 346             }
 347             $ldap_host[$sub]    = $host;
 348             $ldap_base[$sub]    = $base;
 349             $ldap_name[$sub]    = $name;
 350             $ldap_port[$sub]    = $port;
 351             $ldap_maxrows[$sub] = $maxrows;
 352             $ldap_filter[$sub]  = $filter;
 353             $ldap_charset[$sub] = $charset;
 354             $ldap_binddn[$sub]  = $binddn;
 355             $ldap_bindpw[$sub]  = $bindpw;
 356             $ldap_protocol[$sub] = $protocol;
 357             $ldap_limit_scope[$sub] = $limit_scope;
 358             $ldap_listing[$sub] = $listing;
 359             $ldap_writeable[$sub] = $writeable;
 360             $ldap_search_tree[$sub] = $search_tree;
 361             $ldap_starttls[$sub] = $starttls;
 362         } elsif ( $options[0] =~ /^(data_dir|attachment_dir|org_logo|signout_page|icon_theme_def)$/ ) {
 363             ${ $options[0] } = &change_to_rel_path($options[1]);
 364         } else {
 365             ${ $options[0] } = $options[1];
 366         }
 367     }
 368 }
 369 close FILE;
 370
 371 # FIXME: unknown introduction date
 372 $useSendmail = 'false'                  if ( lc($useSendmail) ne 'true' );
 373 $sendmail_path = "/usr/sbin/sendmail"   if ( !$sendmail_path );
 374 $pop_before_smtp = 'false'              if ( !$pop_before_smtp );
 375 $default_unseen_notify = 2              if ( !$default_unseen_notify );
 376 $default_unseen_type = 1                if ( !$default_unseen_type );
 377 $config_use_color = 0                   if ( !$config_use_color );
 378 $invert_time = 'false'                  if ( !$invert_time );
 379 $force_username_lowercase = 'false'     if ( !$force_username_lowercase );
 380 $optional_delimiter = "detect"          if ( !$optional_delimiter );
 381 $auto_create_special = 'false'          if ( !$auto_create_special );
 382 $default_use_priority = 'true'          if ( !$default_use_priority );
 383 $default_use_mdn = 'true'               if ( !$default_use_mdn );
 384 $delete_folder = 'false'                if ( !$delete_folder );
 385 $noselect_fix_enable = 'false'          if ( !$noselect_fix_enable );
 386 $frame_top = "_top"                     if ( !$frame_top );
 387 $provider_uri = ''                      if ( !$provider_uri );
 388 $provider_name = ''                     if ( !$provider_name );
 389 $no_list_for_subscribe = 'false'        if ( !$no_list_for_subscribe );
 390 $allow_charset_search = 'true'          if ( !$allow_charset_search );
 391 $allow_advanced_search = 0              if ( !$allow_advanced_search) ;
 392 $prefs_user_field = 'user'              if ( !$prefs_user_field );
 393 $prefs_key_field = 'prefkey'            if ( !$prefs_key_field );
 394 $prefs_val_field = 'prefval'            if ( !$prefs_val_field );
 395 $session_name = 'SQMSESSID'             if ( !$session_name );
 396 $skip_SM_header = 'false'               if ( !$skip_SM_header );
 397 $default_use_javascript_addr_book = 'false' if (! $default_use_javascript_addr_book);
 398
 399 # since 1.2.0
 400 $hide_sm_attributions = 'false'         if ( !$hide_sm_attributions );
 401 # since 1.2.5
 402 $edit_identity = 'true'                 if ( !$edit_identity );
 403 $edit_name = 'true'                     if ( !$edit_name );
 404
 405 # since 1.4.0
 406 $use_smtp_tls= 'false'                  if ( !$use_smtp_tls);
 407 $smtp_auth_mech = 'none'                if ( !$smtp_auth_mech );
 408 $use_imap_tls = 'false'                 if ( !$use_imap_tls );
 409 $imap_auth_mech = 'login'               if ( !$imap_auth_mech );
 410
 411 # since 1.5.0
 412 $show_alternative_names = 'false'       if ( !$show_alternative_names );
 413 # $available_languages option available only in 1.5.0. removed due to $languages
 414 # implementation changes. options are provided by limit_languages plugin
 415 # $available_languages = 'all'            if ( !$available_languages );
 416 $aggressive_decoding = 'false'          if ( !$aggressive_decoding );
 417 # available only in 1.5.0 and 1.5.1
 418 # $advanced_tree = 'false'                if ( !$advanced_tree );
 419 $use_php_recode = 'false'               if ( !$use_php_recode );
 420 $use_php_iconv = 'false'                if ( !$use_php_iconv );
 421
 422 # since 1.5.1
 423 $use_icons = 'false'                    if ( !$use_icons );
 424 $use_iframe = 'false'                   if ( !$use_iframe );
 425 $lossy_encoding = 'false'               if ( !$lossy_encoding );
 426 $allow_remote_configtest = 'false'      if ( !$allow_remote_configtest );
 427 $addrbook_global_table = 'global_abook' if ( !$addrbook_global_table );
 428 $addrbook_global_writeable = 'false'    if ( !$addrbook_global_writeable );
 429 $addrbook_global_listing = 'false'      if ( !$addrbook_global_listing );
 430 $abook_global_file = ''                 if ( !$abook_global_file);
 431 $abook_global_file_writeable = 'false'  if ( !$abook_global_file_writeable);
 432 $abook_global_file_listing = 'true'     if ( !$abook_global_file_listing );
 433 $encode_header_key = ''                 if ( !$encode_header_key );
 434 $hide_auth_header = 'false'             if ( !$hide_auth_header );
 435 $time_zone_type = '0'                   if ( !$time_zone_type );
 436 $prefs_user_size = 128                  if ( !$prefs_user_size );
 437 $prefs_key_size = 64                    if ( !$prefs_key_size );
 438 $prefs_val_size = 65536                 if ( !$prefs_val_size );
 439
 440 # add qmail-inject test here for backwards compatibility
 441 if ( !$sendmail_args && $sendmail_path =~ /qmail-inject/ ) {
 442     $sendmail_args = '';
 443 } elsif ( !$sendmail_args ) {
 444     $sendmail_args = '-i -t';
 445 }
 446
 447 $default_fontsize = ''                  if ( !$default_fontsize);
 448 $default_fontset = ''                   if ( !$default_fontset);
 449 if ( !%fontsets) {
 450     %fontsets = ('serif',     'serif',
 451                  'sans',      'helvetica,arial,sans-serif',
 452                  'comicsans', 'comic sans ms,sans-serif',
 453                  'tahoma',    'tahoma,sans-serif',
 454                  'verasans',  'bitstream vera sans,verdana,sans-serif');
 455 }
 456
 457 # $use_imap_tls and $use_smtp_tls are switched to integer since 1.5.1
 458 $use_imap_tls = 0                      if ( $use_imap_tls eq 'false');
 459 $use_imap_tls = 1                      if ( $use_imap_tls eq 'true');
 460 $use_smtp_tls = 0                      if ( $use_smtp_tls eq 'false');
 461 $use_smtp_tls = 1                      if ( $use_smtp_tls eq 'true');
 462 # sorting options changed names and reversed values in 1.5.1
 463 $disable_thread_sort = 'false'         if ( !$disable_thread_sort );
 464 $disable_server_sort = 'false'         if ( !$disable_server_sort );
 465
 466 # since 1.5.2
 467 $abook_file_line_length = 2048         if ( !$abook_file_line_length );
 468 $config_location_base = ''             if ( !$config_location_base );
 469 $smtp_sitewide_user = ''               if ( !$smtp_sitewide_user );
 470 $smtp_sitewide_pass = ''               if ( !$smtp_sitewide_pass );
 471 $icon_theme_def = ''                   if ( !$icon_theme_def );
 472
 473 if ( $ARGV[0] eq '--install-plugin' ) {
 474     print "Activating plugin " . $ARGV[1] . "\n";
 475     push @plugins, $ARGV[1];
 476     save_data();
 477     exit(0);
 478 } elsif ( $ARGV[0] eq '--remove-plugin' ) {
 479     print "Removing plugin " . $ARGV[1] . "\n";
 480     foreach $plugin (@plugins) {
 481         if ( $plugin ne $ARGV[1] ) {
 482             push @newplugins, $plugin;
 483         }
 484     }
 485     @plugins = @newplugins;
 486     save_data();
 487     exit(0);
 488 }
 489
 490 #####################################################################################
 491 if ( $config_use_color == 1 ) {
 492     $WHT = "\x1B[37;1m";
 493     $NRM = "\x1B[0m";
 494 } else {
 495     $WHT              = "";
 496     $NRM              = "";
 497     $config_use_color = 2;
 498 }
 499
 500 while ( ( $command ne "q" ) && ( $command ne "Q" ) && ( $command ne ":q" ) ) {
 501     clear_screen();
 502     print $WHT. "SquirrelMail Configuration : " . $NRM;
 503     if    ( $config == 1 ) { print "Read: config.php"; }
 504     elsif ( $config == 2 ) { print "Read: config_default.php"; }
 505     print " ($print_config_version)\n";
 506     print "---------------------------------------------------------\n";
 507
 508     if ( $menu == 0 ) {
 509         print $WHT. "Main Menu --\n" . $NRM;
 510         print "1.  Organization Preferences\n";
 511         print "2.  Server Settings\n";
 512         print "3.  Folder Defaults\n";
 513         print "4.  General Options\n";
 514         print "5.  User Interface\n";
 515         print "6.  Address Books\n";
 516         print "7.  Message of the Day (MOTD)\n";
 517         print "8.  Plugins\n";
 518         print "9.  Database\n";
 519         print "10. Language settings\n";
 520         print "11. Tweaks\n";
 521         print "\n";
 522         print "D.  Set pre-defined settings for specific IMAP servers\n";
 523         print "\n";
 524     } elsif ( $menu == 1 ) {
 525         print $WHT. "Organization Preferences\n" . $NRM;
 526         print "1.  Organization Name      : $WHT$org_name$NRM\n";
 527         print "2.  Organization Logo      : $WHT$org_logo$NRM\n";
 528         print "3.  Org. Logo Width/Height : $WHT($org_logo_width/$org_logo_height)$NRM\n";
 529         print "4.  Organization Title     : $WHT$org_title$NRM\n";
 530         print "5.  Signout Page           : $WHT$signout_page$NRM\n";
 531         print "6.  Top Frame              : $WHT$frame_top$NRM\n";
 532         print "7.  Provider link          : $WHT$provider_uri$NRM\n";
 533         print "8.  Provider name          : $WHT$provider_name$NRM\n";
 534
 535         print "\n";
 536         print "R   Return to Main Menu\n";
 537     } elsif ( $menu == 2 ) {
 538         print $WHT. "Server Settings\n\n" . $NRM;
 539         print $WHT . "General" . $NRM . "\n";
 540         print "-------\n";
 541         print "1.  Domain                 : $WHT$domain$NRM\n";
 542         print "2.  Invert Time            : $WHT$invert_time$NRM\n";
 543         print "3.  Sendmail or SMTP       : $WHT";
 544         if ( lc($useSendmail) eq 'true' ) {
 545             print "Sendmail";
 546         } else {
 547             print "SMTP";
 548         }
 549         print "$NRM\n";
 550         print "\n";
 551
 552         if ( $show_imap_settings ) {
 553           print $WHT . "IMAP Settings". $NRM . "\n--------------\n";
 554           print "4.  IMAP Server            : $WHT$imapServerAddress$NRM\n";
 555           print "5.  IMAP Port              : $WHT$imapPort$NRM\n";
 556           print "6.  Authentication type    : $WHT$imap_auth_mech$NRM\n";
 557           print "7.  Secure IMAP (TLS)      : $WHT" . display_use_tls($use_imap_tls) . "$NRM\n";
 558           print "8.  Server software        : $WHT$imap_server_type$NRM\n";
 559           print "9.  Delimiter              : $WHT$optional_delimiter$NRM\n";
 560           print "\n";
 561         } elsif ( $show_smtp_settings ) {
 562           if ( lc($useSendmail) eq 'true' ) {
 563             print $WHT . "Sendmail" . $NRM . "\n--------\n";
 564             print "4.   Sendmail Path         : $WHT$sendmail_path$NRM\n";
 565             print "5.   Sendmail arguments    : $WHT$sendmail_args$NRM\n";
 566             print "6.   Header encryption key : $WHT$encode_header_key$NRM\n";
 567             print "\n";
 568           } else {
 569             print $WHT . "SMTP Settings" . $NRM . "\n-------------\n";
 570             print "4.   SMTP Server           : $WHT$smtpServerAddress$NRM\n";
 571             print "5.   SMTP Port             : $WHT$smtpPort$NRM\n";
 572             print "6.   POP before SMTP       : $WHT$pop_before_smtp$NRM\n";
 573             print "7.   SMTP Authentication   : $WHT$smtp_auth_mech" . display_smtp_sitewide_userpass() ."$NRM\n";
 574             print "8.   Secure SMTP (TLS)     : $WHT" . display_use_tls($use_smtp_tls) . "$NRM\n";
 575             print "9.   Header encryption key : $WHT$encode_header_key$NRM\n";
 576             print "\n";
 577           }
 578         }
 579
 580         if ($show_imap_settings == 0) {
 581           print "A.  Update IMAP Settings   : ";
 582           print "$WHT$imapServerAddress$NRM:";
 583           print "$WHT$imapPort$NRM ";
 584           print "($WHT$imap_server_type$NRM)\n";
 585         }
 586         if ($show_smtp_settings == 0) {
 587           if ( lc($useSendmail) eq 'true' ) {
 588             print "B.  Change Sendmail Config : $WHT$sendmail_path$NRM\n";
 589           } else {
 590             print "B.  Update SMTP Settings   : ";
 591             print "$WHT$smtpServerAddress$NRM:";
 592             print "$WHT$smtpPort$NRM\n";
 593           }
 594         }
 595         if ( $show_smtp_settings || $show_imap_settings )
 596         {
 597           print "H.  Hide " .
 598                 ($show_imap_settings ? "IMAP Server" :
 599                   (lc($useSendmail) eq 'true') ? "Sendmail" : "SMTP") . " Settings\n";
 600         }
 601
 602         print "\n";
 603         print "R   Return to Main Menu\n";
 604     } elsif ( $menu == 3 ) {
 605         print $WHT. "Folder Defaults\n" . $NRM;
 606         print "1.  Default Folder Prefix         : $WHT$default_folder_prefix$NRM\n";
 607         print "2.  Show Folder Prefix Option     : $WHT$show_prefix_option$NRM\n";
 608         print "3.  Trash Folder                  : $WHT$trash_folder$NRM\n";
 609         print "4.  Sent Folder                   : $WHT$sent_folder$NRM\n";
 610         print "5.  Drafts Folder                 : $WHT$draft_folder$NRM\n";
 611         print "6.  By default, move to trash     : $WHT$default_move_to_trash$NRM\n";
 612         print "7.  By default, move to sent      : $WHT$default_move_to_sent$NRM\n";
 613         print "8.  By default, save as draft     : $WHT$default_save_as_draft$NRM\n";
 614         print "9.  List Special Folders First    : $WHT$list_special_folders_first$NRM\n";
 615         print "10. Show Special Folders Color    : $WHT$use_special_folder_color$NRM\n";
 616         print "11. Auto Expunge                  : $WHT$auto_expunge$NRM\n";
 617         print "12. Default Sub. of INBOX         : $WHT$default_sub_of_inbox$NRM\n";
 618         print "13. Show 'Contain Sub.' Option    : $WHT$show_contain_subfolders_option$NRM\n";
 619         print "14. Default Unseen Notify         : $WHT$default_unseen_notify$NRM\n";
 620         print "15. Default Unseen Type           : $WHT$default_unseen_type$NRM\n";
 621         print "16. Auto Create Special Folders   : $WHT$auto_create_special$NRM\n";
 622         print "17. Folder Delete Bypasses Trash  : $WHT$delete_folder$NRM\n";
 623         print "18. Enable /NoSelect folder fix   : $WHT$noselect_fix_enable$NRM\n";
 624         print "\n";
 625         print "R   Return to Main Menu\n";
 626     } elsif ( $menu == 4 ) {
 627         print $WHT. "General Options\n" . $NRM;
 628         print "1.  Data Directory              : $WHT$data_dir$NRM\n";
 629         print "2.  Attachment Directory        : $WHT$attachment_dir$NRM\n";
 630         print "3.  Directory Hash Level        : $WHT$dir_hash_level$NRM\n";
 631         print "4.  Default Left Size           : $WHT$default_left_size$NRM\n";
 632         print "5.  Usernames in Lowercase      : $WHT$force_username_lowercase$NRM\n";
 633         print "6.  Allow use of priority       : $WHT$default_use_priority$NRM\n";
 634         print "7.  Hide SM attributions        : $WHT$hide_sm_attributions$NRM\n";
 635         print "8.  Allow use of receipts       : $WHT$default_use_mdn$NRM\n";
 636         print "9.  Allow editing of identity   : $WHT$edit_identity$NRM\n";
 637         print "    Allow editing of name       : $WHT$edit_name$NRM\n";
 638         print "    Remove username from header : $WHT$hide_auth_header$NRM\n";
 639         print "10. Disable server thread sort  : $WHT$disable_thread_sort$NRM\n";
 640         print "11. Disable server-side sorting : $WHT$disable_server_sort$NRM\n";
 641         print "12. Allow server charset search : $WHT$allow_charset_search$NRM\n";
 642         print "13. Allow advanced search       : $WHT$allow_advanced_search$NRM\n";
 643         print "14. PHP session name            : $WHT$session_name$NRM\n";
 644         print "15. Time zone configuration     : $WHT$time_zone_type$NRM\n";
 645         print "16. Location base               : $WHT$config_location_base$NRM\n";
 646         print "\n";
 647         print "R   Return to Main Menu\n";
 648     } elsif ( $menu == 5 ) {
 649         print $WHT. "User Interface\n" . $NRM;
 650         print "1.  Use Icons?                   : $WHT$use_icons$NRM\n";
 651 #        print "3.  Default Icon Set             : $WHT$icon_theme_def$NRM\n";
 652         print "2.  Default font size            : $WHT$default_fontsize$NRM\n";
 653         print "3.  Manage template sets\n";
 654         print "4.  Manage user themes\n";
 655         print "5.  Manage font sets\n";
 656         print "6.  Manage icon themes\n";
 657
 658         print "\n";
 659         print "R   Return to Main Menu\n";
 660     } elsif ( $menu == 6 ) {
 661         print $WHT. "Address Books\n" . $NRM;
 662         print "1.  Change LDAP Servers\n";
 663         for ( $count = 0 ; $count <= $#ldap_host ; $count++ ) {
 664             print "    >  $ldap_host[$count]\n";
 665         }
 666         print "2.  Use Javascript address book search          : $WHT$default_use_javascript_addr_book$NRM\n";
 667         print "3.  Global address book file                    : $WHT$abook_global_file$NRM\n";
 668         print "4.  Allow writing into global file address book : $WHT$abook_global_file_writeable$NRM\n";
 669         print "5.  Allow listing of global file address book   : $WHT$abook_global_file_listing$NRM\n";
 670         print "6.  Allowed address book line length            : $WHT$abook_file_line_length$NRM\n";
 671         print "\n";
 672         print "R   Return to Main Menu\n";
 673     } elsif ( $menu == 7 ) {
 674         print $WHT. "Message of the Day (MOTD)\n" . $NRM;
 675         print "\n$motd\n";
 676         print "\n";
 677         print "1   Edit the MOTD\n";
 678         print "\n";
 679         print "R   Return to Main Menu\n";
 680     } elsif ( $menu == 8 ) {
 681         print $WHT. "Plugins\n" . $NRM;
 682         print "  Installed Plugins\n";
 683         $num = 0;
 684         for ( $count = 0 ; $count <= $#plugins ; $count++ ) {
 685             $num = $count + 1;
 686             print "    $num. $plugins[$count]\n";
 687         }
 688         print "\n  Available Plugins:\n";
 689         opendir( DIR, "../plugins" );
 690         @files          = readdir(DIR);
 691         $pos            = 0;
 692         @unused_plugins = ();
 693         for ( $i = 0 ; $i <= $#files ; $i++ ) {
 694             if ( -d "../plugins/" . $files[$i] && $files[$i] !~ /^\./ && $files[$i] ne "CVS" ) {
 695                 $match = 0;
 696                 for ( $k = 0 ; $k <= $#plugins ; $k++ ) {
 697                     if ( $plugins[$k] eq $files[$i] ) {
 698                         $match = 1;
 699                     }
 700                 }
 701                 if ( $match == 0 ) {
 702                     $unused_plugins[$pos] = $files[$i];
 703                     $pos++;
 704                 }
 705             }
 706         }
 707
 708         for ( $i = 0 ; $i <= $#unused_plugins ; $i++ ) {
 709             $num = $num + 1;
 710             print "    $num. $unused_plugins[$i]\n";
 711         }
 712         closedir DIR;
 713
 714         print "\n";
 715         print "R   Return to Main Menu\n";
 716     } elsif ( $menu == 9 ) {
 717         print $WHT. "Database\n" . $NRM;
 718         print "1.  DSN for Address Book   : $WHT$addrbook_dsn$NRM\n";
 719         print "2.  Table for Address Book : $WHT$addrbook_table$NRM\n";
 720         print "\n";
 721         print "3.  DSN for Preferences    : $WHT$prefs_dsn$NRM\n";
 722         print "4.  Table for Preferences  : $WHT$prefs_table$NRM\n";
 723         print "5.  Field for username     : $WHT$prefs_user_field$NRM ($prefs_user_size)\n";
 724         print "6.  Field for prefs key    : $WHT$prefs_key_field$NRM ($prefs_key_size)\n";
 725         print "7.  Field for prefs value  : $WHT$prefs_val_field$NRM ($prefs_val_size)\n";
 726         print "\n";
 727         print "8.  DSN for Global Address Book            : $WHT$addrbook_global_dsn$NRM\n";
 728         print "9.  Table for Global Address Book          : $WHT$addrbook_global_table$NRM\n";
 729         print "10. Allow writing into Global Address Book : $WHT$addrbook_global_writeable$NRM\n";
 730         print "11. Allow listing of Global Address Book   : $WHT$addrbook_global_listing$NRM\n";
 731         print "\n";
 732         print "R   Return to Main Menu\n";
 733     } elsif ( $menu == 10 ) {
 734     print $WHT. "Language settings\n" . $NRM;
 735     print "1.  Default Language                : $WHT$squirrelmail_default_language$NRM\n";
 736     print "2.  Default Charset                 : $WHT$default_charset$NRM\n";
 737     print "3.  Show alternative language names : $WHT$show_alternative_names$NRM\n";
 738     print "4.  Enable aggressive decoding      : $WHT$aggressive_decoding$NRM\n";
 739     print "5.  Enable lossy encoding           : $WHT$lossy_encoding$NRM\n";
 740     print "\n";
 741         print "R   Return to Main Menu\n";
 742     } elsif ( $menu == 11 ) {
 743     print $WHT. "Interface tweaks\n" . $NRM;
 744     print "1.  Display html mails in iframe : $WHT$use_iframe$NRM\n";
 745     print "\n";
 746     print $WHT. "PHP tweaks\n" . $NRM;
 747     print "4.  Use php recode functions     : $WHT$use_php_recode$NRM\n";
 748     print "5.  Use php iconv functions      : $WHT$use_php_iconv$NRM\n";
 749     print "\n";
 750     print $WHT. "Configuration tweaks\n" . $NRM;
 751     print "6.  Allow remote configtest     : $WHT$allow_remote_configtest$NRM\n";
 752     print "\n";
 753         print "R   Return to Main Menu\n";
 754     }
 755     if ( $config_use_color == 1 ) {
 756         print "C   Turn color off\n";
 757     } else {
 758         print "C   Turn color on\n";
 759     }
 760     print "S   Save data\n";
 761     print "Q   Quit\n";
 762
 763     print "\n";
 764     print "Command >> " . $WHT;
 765     $command = <STDIN>;
 766     $command =~ s/[\n\r]//g;
 767     $command =~ tr/A-Z/a-z/;
 768     print "$NRM\n";
 769
 770     # Read the commands they entered.
 771     if ( $command eq "r" ) {
 772         $menu = 0;
 773     } elsif ( $command eq "s" ) {
 774         save_data();
 775         print "Press enter to continue...";
 776         $tmp   = <STDIN>;
 777         $saved = 1;
 778     } elsif ( ( $command eq "q" ) && ( $saved == 0 ) ) {
 779         print "You have not saved your data.\n";
 780         print "Save?  [" . $WHT . "Y" . $NRM . "/n]: ";
 781         $save = <STDIN>;
 782         if ( ( $save =~ /^y/i ) || ( $save =~ /^\s*$/ ) ) {
 783             save_data();
 784         }
 785     } elsif ( $command eq "c" ) {
 786         if ( $config_use_color == 1 ) {
 787             $config_use_color = 2;
 788             $WHT              = "";
 789             $NRM              = "";
 790         } else {
 791             $config_use_color = 1;
 792             $WHT              = "\x1B[37;1m";
 793             $NRM              = "\x1B[0m";
 794         }
 795     } elsif ( $command eq "d" && $menu == 0 ) {
 796         set_defaults();
 797     } else {
 798         $saved = 0;
 799         if ( $menu == 0 ) {
 800             if ( ( $command > 0 ) && ( $command < 12 ) ) {
 801                 $menu = $command;
 802             }
 803         } elsif ( $menu == 1 ) {
 804             if    ( $command == 1 ) { $org_name                      = command1(); }
 805             elsif ( $command == 2 ) { $org_logo                      = command2(); }
 806             elsif ( $command == 3 ) { ($org_logo_width,$org_logo_height)  = command2a(); }
 807             elsif ( $command == 4 ) { $org_title                     = command3(); }
 808             elsif ( $command == 5 ) { $signout_page                  = command4(); }
 809             elsif ( $command == 6 ) { $frame_top                     = command6(); }
 810             elsif ( $command == 7 ) { $provider_uri                  = command7(); }
 811             elsif ( $command == 8 ) { $provider_name                 = command8(); }
 812
 813         } elsif ( $menu == 2 ) {
 814             if ( $command eq "a" )    { $show_imap_settings = 1; $show_smtp_settings = 0; }
 815             elsif ( $command eq "b" ) { $show_imap_settings = 0; $show_smtp_settings = 1; }
 816             elsif ( $command eq "h" ) { $show_imap_settings = 0; $show_smtp_settings = 0; }
 817             elsif ( $command <= 3 ) {
 818               if    ( $command == 1 )  { $domain                 = command11(); }
 819               elsif ( $command == 2 )  { $invert_time            = command110(); }
 820               elsif ( $command == 3 )  { $useSendmail            = command14(); }
 821               $show_imap_settings = 0; $show_smtp_settings = 0;
 822             } elsif ( $show_imap_settings ) {
 823               if    ( $command == 4 )  { $imapServerAddress      = command12(); }
 824               elsif ( $command == 5 )  { $imapPort               = command13(); }
 825               elsif ( $command == 6 )  { $imap_auth_mech     = command112a(); }
 826               elsif ( $command == 7 )  { $use_imap_tls       = command_use_tls("IMAP",$use_imap_tls); }
 827               elsif ( $command == 8 )  { $imap_server_type       = command19(); }
 828               elsif ( $command == 9 )  { $optional_delimiter     = command111(); }
 829             } elsif ( $show_smtp_settings && lc($useSendmail) eq 'true' ) {
 830               if    ( $command == 4 )  { $sendmail_path          = command15(); }
 831               elsif ( $command == 5 )  { $sendmail_args          = command_sendmail_args(); }
 832               elsif ( $command == 6 )  { $encode_header_key      = command114(); }
 833             } elsif ( $show_smtp_settings ) {
 834               if    ( $command == 4 )  { $smtpServerAddress      = command16(); }
 835               elsif ( $command == 5 )  { $smtpPort               = command17(); }
 836               elsif ( $command == 6 )  { $pop_before_smtp        = command18a(); }
 837               elsif ( $command == 7 )  { $smtp_auth_mech    = command112b(); }
 838               elsif ( $command == 8 )  { $use_smtp_tls      = command_use_tls("SMTP",$use_smtp_tls); }
 839               elsif ( $command == 9 )  { $encode_header_key      = command114(); }
 840             }
 841         } elsif ( $menu == 3 ) {
 842             if    ( $command == 1 )  { $default_folder_prefix          = command21(); }
 843             elsif ( $command == 2 )  { $show_prefix_option             = command22(); }
 844             elsif ( $command == 3 )  { $trash_folder                   = command23a(); }
 845             elsif ( $command == 4 )  { $sent_folder                    = command23b(); }
 846             elsif ( $command == 5 )  { $draft_folder                   = command23c(); }
 847             elsif ( $command == 6 )  { $default_move_to_trash          = command24a(); }
 848             elsif ( $command == 7 )  { $default_move_to_sent           = command24b(); }
 849             elsif ( $command == 8 )  { $default_save_as_draft          = command24c(); }
 850             elsif ( $command == 9 )  { $list_special_folders_first     = command27(); }
 851             elsif ( $command == 10 ) { $use_special_folder_color       = command28(); }
 852             elsif ( $command == 11 ) { $auto_expunge                   = command29(); }
 853             elsif ( $command == 12 ) { $default_sub_of_inbox           = command210(); }
 854             elsif ( $command == 13 ) { $show_contain_subfolders_option = command211(); }
 855             elsif ( $command == 14 ) { $default_unseen_notify          = command212(); }
 856             elsif ( $command == 15 ) { $default_unseen_type            = command213(); }
 857             elsif ( $command == 16 ) { $auto_create_special            = command214(); }
 858             elsif ( $command == 17 ) { $delete_folder                  = command215(); }
 859             elsif ( $command == 18 ) { $noselect_fix_enable            = command216(); }
 860         } elsif ( $menu == 4 ) {
 861             if    ( $command == 1 )  { $data_dir                 = command33a(); }
 862             elsif ( $command == 2 )  { $attachment_dir           = command33b(); }
 863             elsif ( $command == 3 )  { $dir_hash_level           = command33c(); }
 864             elsif ( $command == 4 )  { $default_left_size        = command35(); }
 865             elsif ( $command == 5 )  { $force_username_lowercase = command36(); }
 866             elsif ( $command == 6 )  { $default_use_priority     = command37(); }
 867             elsif ( $command == 7 )  { $hide_sm_attributions     = command38(); }
 868             elsif ( $command == 8 )  { $default_use_mdn          = command39(); }
 869             elsif ( $command == 9 )  { $edit_identity            = command310(); }
 870             elsif ( $command == 10 ) { $disable_thread_sort     = command312(); }
 871             elsif ( $command == 11 ) { $disable_server_sort     = command313(); }
 872             elsif ( $command == 12 ) { $allow_charset_search     = command314(); }
 873             elsif ( $command == 13 ) { $allow_advanced_search    = command316(); }
 874             elsif ( $command == 14 ) { $session_name             = command317(); }
 875             elsif ( $command == 15 ) { $time_zone_type           = command318(); }
 876             elsif ( $command == 16 ) { $config_location_base     = command_config_location_base(); }
 877         } elsif ( $menu == 5 ) {
 878             if ( $command == 1 )     { $use_icons      = commandB3(); }
 879 #            elsif ( $command == 3 )  { $icon_theme_def = commandB7(); }
 880             elsif ( $command == 2 )  { $default_fontsize = command_default_fontsize(); }
 881             elsif ( $command == 3 )  { $templateset_default = command_templates(); }
 882             elsif ( $command == 4 )  { command_userThemes(); }
 883             elsif ( $command == 5 )  { command_fontsets(); }
 884             elsif ( $command == 6 )  { command_iconSets(); }
 885         } elsif ( $menu == 6 ) {
 886             if    ( $command == 1 ) { command61(); }
 887             elsif ( $command == 2 ) { command62(); }
 888             elsif ( $command == 3 ) { $abook_global_file=command63(); }
 889             elsif ( $command == 4 ) { command64(); }
 890             elsif ( $command == 5 ) { command65(); }
 891             elsif ( $command == 6 ) { command_abook_file_line_length(); }
 892         } elsif ( $menu == 7 ) {
 893             if ( $command == 1 ) { $motd = command71(); }
 894         } elsif ( $menu == 8 ) {
 895             if ( $command =~ /^[0-9]+/ ) { @plugins = command81(); }
 896         } elsif ( $menu == 9 ) {
 897             if    ( $command == 1 ) { $addrbook_dsn     = command91(); }
 898             elsif ( $command == 2 ) { $addrbook_table   = command92(); }
 899             elsif ( $command == 3 ) { $prefs_dsn        = command93(); }
 900             elsif ( $command == 4 ) { $prefs_table      = command94(); }
 901             elsif ( $command == 5 ) { $prefs_user_field = command95(); }
 902             elsif ( $command == 6 ) { $prefs_key_field  = command96(); }
 903             elsif ( $command == 7 ) { $prefs_val_field  = command97(); }
 904             elsif ( $command == 8 ) { $addrbook_global_dsn       = command98(); }
 905             elsif ( $command == 9 ) { $addrbook_global_table     = command99(); }
 906             elsif ( $command == 10 ) { $addrbook_global_writeable = command910(); }
 907             elsif ( $command == 11 ) { $addrbook_global_listing  = command911(); }
 908         } elsif ( $menu == 10 ) {
 909             if    ( $command == 1 ) { $squirrelmail_default_language = commandA1(); }
 910             elsif ( $command == 2 ) { $default_charset               = commandA2(); }
 911             elsif ( $command == 3 ) { $show_alternative_names        = commandA3(); }
 912             elsif ( $command == 4 ) { $aggressive_decoding           = commandA4(); }
 913             elsif ( $command == 5 ) { $lossy_encoding                = commandA5(); }
 914         } elsif ( $menu == 11 ) {
 915             if    ( $command == 1 ) { $use_iframe     = commandB2(); }
 916             elsif ( $command == 4 ) { $use_php_recode = commandB4(); }
 917             elsif ( $command == 5 ) { $use_php_iconv  = commandB5(); }
 918             elsif ( $command == 6 ) { $allow_remote_configtest = commandB6(); }
 919         }
 920     }
 921 }
 922
 923 # we exit here
 924 print "\nExiting conf.pl.\n".
 925     "You might want to test your configuration by browsing to\n".
 926     "http://your-squirrelmail-location/src/configtest.php\n".
 927     "Happy SquirrelMailing!\n\n";
 928
 929
 930 ####################################################################################
 931
 932 # org_name
 933 sub command1 {
 934     print "We have tried to make the name SquirrelMail as transparent as\n";
 935     print "possible.  If you set up an organization name, most places where\n";
 936     print "SquirrelMail would take credit will be credited to your organization.\n";
 937     print "\n";
 938     print "If your Organization Name includes a '\$', please precede it with a \\. \n";
 939     print "Other '\$' will be considered the beginning of a variable that\n";
 940     print "must be defined before the \$org_name is printed.\n";
 941     print "\n";
 942     print "[$WHT$org_name$NRM]: $WHT";
 943     $new_org_name = <STDIN>;
 944     if ( $new_org_name eq "\n" ) {
 945         $new_org_name = $org_name;
 946     } else {
 947         $new_org_name =~ s/[\r\n]//g;
 948     $new_org_name =~ s/\"/&quot;/g;
 949     }
 950     return $new_org_name;
 951 }
 952
 953 # org_logo
 954 sub command2 {
 955     print "Your organization's logo is an image that will be displayed at\n";
 956     print "different times throughout SquirrelMail. ";
 957     print "\n";
 958     print "Please be aware of the following: \n";
 959     print "  - Relative URLs are relative to the config dir\n";
 960     print "    to use the default logo, use ../images/sm_logo.png\n";
 961     print "  - To specify a logo defined outside the SquirrelMail source tree\n";
 962     print "    use the absolute URL the webserver would use to include the file\n";
 963     print "    e.g. http://www.example.com/images/mylogo.gif or /images/mylogo.jpg\n";
 964     print "\n";
 965     print "[$WHT$org_logo$NRM]: $WHT";
 966     $new_org_logo = <STDIN>;
 967     if ( $new_org_logo eq "\n" ) {
 968         $new_org_logo = $org_logo;
 969     } else {
 970         $new_org_logo =~ s/[\r\n]//g;
 971     }
 972     return $new_org_logo;
 973 }
 974
 975 # org_logo_width
 976 sub command2a {
 977     print "Your organization's logo is an image that will be displayed at\n";
 978     print "different times throughout SquirrelMail.  Width\n";
 979     print "and Height of your logo image.  Use '0' to disable.\n";
 980     print "\n";
 981     print "Width: [$WHT$org_logo_width$NRM]: $WHT";
 982     $new_org_logo_width = <STDIN>;
 983     $new_org_logo_width =~ tr/0-9//cd;  # only want digits!
 984     if ( $new_org_logo_width eq '' ) {
 985         $new_org_logo_width = $org_logo_width;
 986     }
 987     if ( $new_org_logo_width > 0 ) {
 988         print "Height: [$WHT$org_logo_height$NRM]: $WHT";
 989         $new_org_logo_height = <STDIN>;
 990         $new_org_logo_height =~ tr/0-9//cd;  # only want digits!
 991         if( $new_org_logo_height eq '' ) {
 992         $new_org_logo_height = $org_logo_height;
 993     }
 994     } else {
 995         $new_org_logo_height = 0;
 996     }
 997     return ($new_org_logo_width, $new_org_logo_height);
 998 }
 999
1000 # org_title
1001 sub command3 {
1002     print "A title is what is displayed at the top of the browser window in\n";
1003     print "the titlebar.  Usually this will end up looking something like:\n";
1004     print "\"Netscape: $org_title\"\n";
1005     print "\n";
1006     print "If your Organization Title includes a '\$', please precede it with a \\. \n";
1007     print "Other '\$' will be considered the beginning of a variable that\n";
1008     print "must be defined before the \$org_title is printed.\n";
1009     print "\n";
1010     print "[$WHT$org_title$NRM]: $WHT";
1011     $new_org_title = <STDIN>;
1012     if ( $new_org_title eq "\n" ) {
1013         $new_org_title = $org_title;
1014     } else {
1015         $new_org_title =~ s/[\r\n]//g;
1016     $new_org_title =~ s/\"/\'/g;
1017     }
1018     return $new_org_title;
1019 }
1020
1021 # signout_page
1022 sub command4 {
1023     print "When users click the Sign Out button they will be logged out and\n";
1024     print "then sent to signout_page.  If signout_page is left empty,\n";
1025     print "(hit space and then return) they will be taken, as normal,\n";
1026     print "to the default and rather sparse SquirrelMail signout page.\n";
1027     print "\n";
1028     print "[$WHT$signout_page$NRM]: $WHT";
1029     $new_signout_page = <STDIN>;
1030     if ( $new_signout_page eq "\n" ) {
1031         $new_signout_page = $signout_page;
1032     } else {
1033         $new_signout_page =~ s/[\r\n]//g;
1034         $new_signout_page =~ s/^\s+$//g;
1035     }
1036     return $new_signout_page;
1037 }
1038
1039 # Default top frame
1040 sub command6 {
1041     print "SquirrelMail defaults to using the whole of the browser window.\n";
1042     print "This allows you to keep it within a specified frame. The default\n";
1043     print "is '_top'\n";
1044     print "\n";
1045     print "[$WHT$frame_top$NRM]: $WHT";
1046     $new_frame_top = <STDIN>;
1047     if ( $new_frame_top eq "\n" ) {
1048         $new_frame_top = '_top';
1049     } else {
1050         $new_frame_top =~ s/[\r\n]//g;
1051         $new_frame_top =~ s/^\s+$//g;
1052     }
1053     return $new_frame_top;
1054 }
1055
1056 # Default link to provider
1057 sub command7 {
1058     print "Here you can set the link on the right of the page.\n";
1059     print "If empty, it will link to the SquirrelMail About page.\n";
1060     print "\n";
1061     print "[$WHT$provider_uri$NRM]: $WHT";
1062     $new_provider_uri = <STDIN>;
1063     if ( $new_provider_uri eq "\n" ) {
1064         $new_provider_uri = '';
1065     } else {
1066         $new_provider_uri =~ s/[\r\n]//g;
1067         $new_provider_uri =~ s/^\s+$//g;
1068     }
1069     return $new_provider_uri;
1070 }
1071
1072 sub command8 {
1073     print "Here you can set the name of the link on the right of the page.\n";
1074     print "The default is 'SquirrelMail'\n";
1075     print "\n";
1076     print "[$WHT$provider_name$NRM]: $WHT";
1077     $new_provider_name = <STDIN>;
1078     if ( $new_provider_name eq "\n" ) {
1079         $new_provider_name = 'SquirrelMail';
1080     } else {
1081         $new_provider_name =~ s/[\r\n]//g;
1082         $new_provider_name =~ s/^\s+$//g;
1083         $new_provider_name =~ s/\'/\\'/g;
1084     }
1085     return $new_provider_name;
1086 }
1087
1088 ####################################################################################
1089
1090 # domain
1091 sub command11 {
1092     print "The domain name is the suffix at the end of all email addresses.  If\n";
1093     print "for example, your email address is jdoe\@example.com, then your domain\n";
1094     print "would be example.com.\n";
1095     print "\n";
1096     print "[$WHT$domain$NRM]: $WHT";
1097     $new_domain = <STDIN>;
1098     if ( $new_domain eq "\n" ) {
1099         $new_domain = $domain;
1100     } else {
1101         $new_domain =~ s/[\r\n]//g;
1102     }
1103     return $new_domain;
1104 }
1105
1106 # imapServerAddress
1107 sub command12 {
1108     print "This is the hostname where your IMAP server can be contacted.\n";
1109     print "[$WHT$imapServerAddress$NRM]: $WHT";
1110     $new_imapServerAddress = <STDIN>;
1111     if ( $new_imapServerAddress eq "\n" ) {
1112         $new_imapServerAddress = $imapServerAddress;
1113     } else {
1114         $new_imapServerAddress =~ s/[\r\n]//g;
1115     }
1116     return $new_imapServerAddress;
1117 }
1118
1119 # imapPort
1120 sub command13 {
1121     print "This is the port that your IMAP server is on.  Usually this is 143.\n";
1122     print "[$WHT$imapPort$NRM]: $WHT";
1123     $new_imapPort = <STDIN>;
1124     if ( $new_imapPort eq "\n" ) {
1125         $new_imapPort = $imapPort;
1126     } else {
1127         $new_imapPort =~ s/[\r\n]//g;
1128     }
1129     return $new_imapPort;
1130 }
1131
1132 # useSendmail
1133 sub command14 {
1134     print "You now need to choose the method that you will use for sending\n";
1135     print "messages in SquirrelMail.  You can either connect to an SMTP server\n";
1136     print "or use sendmail directly.\n";
1137     if ( lc($useSendmail) eq 'true' ) {
1138         $default_value = "1";
1139     } else {
1140         $default_value = "2";
1141     }
1142     print "\n";
1143     print "  1.  Sendmail\n";
1144     print "  2.  SMTP\n";
1145     print "Your choice [1/2] [$WHT$default_value$NRM]: $WHT";
1146     $use_sendmail = <STDIN>;
1147     if ( ( $use_sendmail =~ /^1\n/i )
1148         || ( ( $use_sendmail =~ /^\n/ ) && ( $default_value eq "1" ) ) ) {
1149         $useSendmail = 'true';
1150         } else {
1151         $useSendmail = 'false';
1152         }
1153     return $useSendmail;
1154 }
1155
1156 # sendmail_path
1157 sub command15 {
1158     print "Specify where the sendmail executable is located.  Usually /usr/sbin/sendmail\n";
1159     print "[$WHT$sendmail_path$NRM]: $WHT";
1160     $new_sendmail_path = <STDIN>;
1161     if ( $new_sendmail_path eq "\n" ) {
1162         $new_sendmail_path = $sendmail_path;
1163     } else {
1164         $new_sendmail_path =~ s/[\r\n]//g;
1165     }
1166     return $new_sendmail_path;
1167 }
1168
1169 # Extra sendmail arguments
1170 sub command_sendmail_args {
1171     print "Specify additional sendmail program arguments.\n";
1172     print "\n";
1173     print "Make sure that arguments are supported by your sendmail program. -f argument \n";
1174     print "is added automatically by SquirrelMail scripts. Variable defaults to standard\n";
1175     print "/usr/sbin/sendmail arguments. If you use qmail-inject, nbsmtp or any other \n";
1176     print "sendmail wrapper, which does not support -i and -t arguments, set variable to\n";
1177     print "empty string or use arguments suitable for your mailer.\n";
1178     print "\n";
1179     print "[$WHT$sendmail_args$NRM]: $WHT";
1180     $new_sendmail_args = <STDIN>;
1181     if ( $new_sendmail_args eq "\n" ) {
1182         $new_sendmail_args = $sendmail_args;
1183     } else {
1184         # strip linefeeds and crs.
1185         $new_sendmail_args =~ s/[\r\n]//g;
1186     }
1187     return trim($new_sendmail_args);
1188 }
1189
1190 # smtpServerAddress
1191 sub command16 {
1192     print "This is the hostname of your SMTP server.\n";
1193     print "[$WHT$smtpServerAddress$NRM]: $WHT";
1194     $new_smtpServerAddress = <STDIN>;
1195     if ( $new_smtpServerAddress eq "\n" ) {
1196         $new_smtpServerAddress = $smtpServerAddress;
1197     } else {
1198         $new_smtpServerAddress =~ s/[\r\n]//g;
1199     }
1200     return $new_smtpServerAddress;
1201 }
1202
1203 # smtpPort
1204 sub command17 {
1205     print "This is the port to connect to for SMTP.  Usually 25.\n";
1206     print "[$WHT$smtpPort$NRM]: $WHT";
1207     $new_smtpPort = <STDIN>;
1208     if ( $new_smtpPort eq "\n" ) {
1209         $new_smtpPort = $smtpPort;
1210     } else {
1211         $new_smtpPort =~ s/[\r\n]//g;
1212     }
1213     return $new_smtpPort;
1214 }
1215
1216 # pop before SMTP
1217 sub command18a {
1218     print "Do you wish to use POP3 before SMTP?  Your server must\n";
1219     print "support this in order for SquirrelMail to work with it.\n";
1220
1221     $YesNo = 'n';
1222     $YesNo = 'y' if ( lc($pop_before_smtp) eq 'true' );
1223
1224     print "Use pop before SMTP (y/n) [$WHT$YesNo$NRM]: $WHT";
1225
1226     $new_pop_before_smtp = <STDIN>;
1227     $new_pop_before_smtp =~ tr/yn//cd;
1228     return 'true'  if ( $new_pop_before_smtp eq "y" );
1229     return 'false'  if ( $new_pop_before_smtp eq "n" );
1230     return $pop_before_smtp;
1231 }
1232
1233 # imap_server_type
1234 sub command19 {
1235     print "Each IMAP server has its own quirks.  As much as we tried to stick\n";
1236     print "to standards, it doesn't help much if the IMAP server doesn't follow\n";
1237     print "the same principles.  We have made some work-arounds for some of\n";
1238     print "these servers.  If you would like to use them, please select your\n";
1239     print "IMAP server.  If you do not wish to use these work-arounds, you can\n";
1240     print "set this to \"other\", and none will be used.\n";
1241     print "    courier     = Courier IMAP server\n";
1242     print "    cyrus       = Cyrus IMAP server\n";
1243     print "    dovecot     = Dovecot Secure IMAP server\n";
1244     print "    exchange    = Microsoft Exchange IMAP server\n";
1245     print "    hmailserver = hMailServer\n";
1246     print "    macosx      = Mac OS X Mailserver\n";
1247     print "    mercury32   = Mercury Mail Transport System\n";
1248     print "    uw          = University of Washington's IMAP server\n";
1249     print "\n";
1250     print "    other       = Not one of the above servers\n";
1251     print "\n";
1252     print "[$WHT$imap_server_type$NRM]: $WHT";
1253     $new_imap_server_type = <STDIN>;
1254
1255     if ( $new_imap_server_type eq "\n" ) {
1256         $new_imap_server_type = $imap_server_type;
1257     } else {
1258         $new_imap_server_type =~ s/[\r\n]//g;
1259     }
1260     return $new_imap_server_type;
1261 }
1262
1263 # invert_time
1264 sub command110 {
1265     print "Sometimes the date of messages sent is messed up (off by a few hours\n";
1266     print "on some machines).  Typically this happens if the system doesn't support\n";
1267     print "tm_gmtoff.  It will happen only if your time zone is \"negative\".\n";
1268     print "This most often occurs on Solaris 7 machines in the United States.\n";
1269     print "By default, this is off.  It should be kept off unless problems surface\n";
1270     print "about the time that messages are sent.\n";
1271     print "    no  = Do NOT fix time -- almost always correct\n";
1272     print "    yes = Fix the time for this system\n";
1273
1274     $YesNo = 'n';
1275     $YesNo = 'y' if ( lc($invert_time) eq 'true' );
1276
1277     print "Fix the time for this system (y/n) [$WHT$YesNo$NRM]: $WHT";
1278
1279     $new_invert_time = <STDIN>;
1280     $new_invert_time =~ tr/yn//cd;
1281     return 'true'  if ( $new_invert_time eq "y" );
1282     return 'false' if ( $new_invert_time eq "n" );
1283     return $invert_time;
1284 }
1285
1286 sub command111 {
1287     print "This is the delimiter that your IMAP server uses to distinguish between\n";
1288     print "folders.  For example, Cyrus uses '.' as the delimiter and a complete\n";
1289     print "folder would look like 'INBOX.Friends.Bob', while UW uses '/' and would\n";
1290     print "look like 'INBOX/Friends/Bob'.  Normally this should be left at 'detect'\n";
1291     print "but if you are sure you know what delimiter your server uses, you can\n";
1292     print "specify it here.\n";
1293     print "\nTo have it autodetect the delimiter, set it to 'detect'.\n\n";
1294     print "[$WHT$optional_delimiter$NRM]: $WHT";
1295     $new_optional_delimiter = <STDIN>;
1296
1297     if ( $new_optional_delimiter eq "\n" ) {
1298         $new_optional_delimiter = $optional_delimiter;
1299     } else {
1300         $new_optional_delimiter =~ s/[\r\n]//g;
1301     }
1302     return $new_optional_delimiter;
1303 }
1304 # IMAP authentication type
1305 # Possible values: login, plain, cram-md5, digest-md5
1306 # Now offers to detect supported mechs, assuming server & port are set correctly
1307
1308 sub command112a {
1309     if ($use_imap_tls ne "0") {
1310         # 1. Script does not handle TLS.
1311         # 2. Server does not have to declare all supported authentication mechs when
1312         #    STARTTLS is used. Supported mechs are declared only after STARTTLS.
1313         print "Auto-detection of login methods is unavailable when using TLS or STARTTLS.\n";
1314     } else {
1315         print "If you have already set the hostname and port number, I can try to\n";
1316         print "detect the mechanisms your IMAP server supports.\n";
1317         print "I will try to detect CRAM-MD5 and DIGEST-MD5 support.  I can't test\n";
1318         print "for \"login\" or \"plain\" without knowing a username and password.\n";
1319         print "Auto-detecting is optional - you can safely say \"n\" here.\n";
1320         print "\nTry to detect supported mechanisms? [y/N]: ";
1321         $inval=<STDIN>;
1322         chomp($inval);
1323         if ($inval =~ /^y\b/i) {
1324           # Yes, let's try to detect.
1325           print "Trying to detect IMAP capabilities...\n";
1326           my $host = $imapServerAddress . ':'. $imapPort;
1327           print "CRAM-MD5:\t";
1328           my $tmp = detect_auth_support('IMAP',$host,'CRAM-MD5');
1329           if (defined($tmp)) {
1330               if ($tmp eq 'YES') {
1331                   print "$WHT SUPPORTED$NRM\n";
1332               } else {
1333                 print "$WHT NOT SUPPORTED$NRM\n";
1334               }
1335           } else {
1336             print $WHT . " ERROR DETECTING$NRM\n";
1337           }
1338
1339           print "DIGEST-MD5:\t";
1340           $tmp = detect_auth_support('IMAP',$host,'DIGEST-MD5');
1341           if (defined($tmp)) {
1342               if ($tmp eq 'YES') {
1343                 print "$WHT SUPPORTED$NRM\n";
1344             } else {
1345                 print "$WHT NOT SUPPORTED$NRM\n";
1346             }
1347           } else {
1348             print $WHT . " ERROR DETECTING$NRM\n";
1349           }
1350
1351         }
1352     }
1353       print "\nWhat authentication mechanism do you want to use for IMAP connections?\n\n";
1354       print $WHT . "login" . $NRM . " - Plaintext. If you can do better, you probably should.\n";
1355       print $WHT . "plain" . $NRM . " - SASL PLAIN. If you need this, you already know it.\n";
1356       print $WHT . "cram-md5" . $NRM . " - Slightly better than plaintext methods.\n";
1357       print $WHT . "digest-md5" . $NRM . " - Privacy protection - better than cram-md5.\n";
1358       print "\n*** YOUR IMAP SERVER MUST SUPPORT THE MECHANISM YOU CHOOSE HERE ***\n";
1359       print "If you don't understand or are unsure, you probably want \"login\"\n\n";
1360       print "login, plain, cram-md5, or digest-md5 [$WHT$imap_auth_mech$NRM]: $WHT";
1361       $inval=<STDIN>;
1362       chomp($inval);
1363       if ( ($inval =~ /^cram-md5\b/i) || ($inval =~ /^digest-md5\b/i) || ($inval =~ /^login\b/i) || ($inval =~ /^plain\b/i)) {
1364         return lc($inval);
1365       } else {
1366         # user entered garbage or default value so nothing needs to be set
1367         return $imap_auth_mech;
1368       }
1369 }
1370
1371
1372 # SMTP authentication type
1373 # Possible choices: none, plain, cram-md5, digest-md5
1374 sub command112b {
1375     if ($use_smtp_tls ne "0") {
1376         print "Auto-detection of login methods is unavailable when using TLS or STARTTLS.\n";
1377     } elsif (eval ("use IO::Socket; 1")) {
1378         # try loading IO::Socket module
1379         print "If you have already set the hostname and port number, I can try to\n";
1380         print "automatically detect some of the mechanisms your SMTP server supports.\n";
1381         print "Auto-detection is *optional* - you can safely say \"n\" here.\n";
1382         print "\nTry to detect auth mechanisms? [y/N]: ";
1383         $inval=<STDIN>;
1384         chomp($inval);
1385         if ($inval =~ /^y\b/i) {
1386             # Yes, let's try to detect.
1387             print "Trying to detect supported methods (SMTP)...\n";
1388
1389             # Special case!
1390             # Check none by trying to relay to junk@microsoft.com
1391             $host = $smtpServerAddress . ':' . $smtpPort;
1392             my $sock = IO::Socket::INET->new($host);
1393             print "Testing none:\t\t$WHT";
1394             if (!defined($sock)) {
1395                 print " ERROR TESTING\n";
1396                 close $sock;
1397             } else {
1398                 print $sock "HELO $domain\r\n";
1399                 $got = <$sock>;  # Discard
1400                 print $sock "MAIL FROM:<tester\@squirrelmail.org>\r\n";
1401                 $got = <$sock>;  # Discard
1402                 print $sock "RCPT TO:<junk\@microsoft.com\r\n";
1403                 $got = <$sock>;  # This is the important line
1404                 if ($got =~ /^250\b/) {  # SMTP will relay without auth
1405                     print "SUPPORTED$NRM\n";
1406                 } else {
1407                   print "NOT SUPPORTED$NRM\n";
1408                 }
1409                 print $sock "RSET\r\n";
1410                 print $sock "QUIT\r\n";
1411                 close $sock;
1412             }
1413             # Try login (SquirrelMail default)
1414             print "Testing login:\t\t";
1415             $tmp=detect_auth_support('SMTP',$host,'LOGIN');
1416             if (defined($tmp)) {
1417                 if ($tmp eq 'YES') {
1418                     print $WHT . "SUPPORTED$NRM\n";
1419                 } else {
1420                     print $WHT . "NOT SUPPORTED$NRM\n";
1421                 }
1422               } else {
1423                   print $WHT . "ERROR DETECTING$NRM\n";
1424               }
1425
1426             # Try CRAM-MD5
1427             print "Testing CRAM-MD5:\t";
1428             $tmp=detect_auth_support('SMTP',$host,'CRAM-MD5');
1429             if (defined($tmp)) {
1430                 if ($tmp eq 'YES') {
1431                     print $WHT . "SUPPORTED$NRM\n";
1432                 } else {
1433                     print $WHT . "NOT SUPPORTED$NRM\n";
1434                 }
1435               } else {
1436                   print $WHT . "ERROR DETECTING$NRM\n";
1437             }
1438
1439
1440             print "Testing DIGEST-MD5:\t";
1441             $tmp=detect_auth_support('SMTP',$host,'DIGEST-MD5');
1442             if (defined($tmp)) {
1443                 if ($tmp eq 'YES') {
1444                     print $WHT . "SUPPORTED$NRM\n";
1445                 } else {
1446                     print $WHT . "NOT SUPPORTED$NRM\n";
1447                 }
1448               } else {
1449                   print $WHT . "ERROR DETECTING$NRM\n";
1450             }
1451         }
1452     }
1453     print "\nWhat authentication mechanism do you want to use for SMTP connections?\n";
1454     print $WHT . "none" . $NRM . " - Your SMTP server does not require authorization.\n";
1455     print $WHT . "login" . $NRM . " - Plaintext. If you can do better, you probably should.\n";
1456     print $WHT . "plain" . $NRM . " - SASL PLAIN.  You already know it if you need this.\n";
1457     print $WHT . "cram-md5" . $NRM . " - Slightly better than plaintext.\n";
1458     print $WHT . "digest-md5" . $NRM . " - Privacy protection - better than cram-md5.\n";
1459     print $WHT . "\n*** YOUR SMTP SERVER MUST SUPPORT THE MECHANISM YOU CHOOSE HERE ***\n" . $NRM;
1460     print "If you don't understand or are unsure, you probably want \"none\"\n\n";
1461     print "none, login, cram-md5, or digest-md5 [$WHT$smtp_auth_mech$NRM]: $WHT";
1462     $inval=<STDIN>;
1463     chomp($inval);
1464     if ($inval =~ /^none\b/i) {
1465         # remove sitewide smtp authentication information
1466         $smtp_sitewide_user = '';
1467         $smtp_sitewide_pass = '';
1468         # SMTP doesn't necessarily require logins
1469         return "none";
1470     } elsif ( ($inval =~ /^cram-md5\b/i) || ($inval =~ /^digest-md5\b/i) ||
1471               ($inval =~ /^login\b/i) || ($inval =~/^plain\b/i)) {
1472         command_smtp_sitewide_userpass($inval);
1473         return lc($inval);
1474     } elsif (trim($inval) eq '') {
1475         # user selected default value
1476         command_smtp_sitewide_userpass($smtp_auth_mech);
1477         return $smtp_auth_mech;
1478     } else {
1479         # user entered garbage
1480         return $smtp_auth_mech;
1481     }
1482 }
1483
1484 sub command_smtp_sitewide_userpass($) {
1485     # get first function argument
1486     my $auth_mech = shift(@_);
1487     my $default, $tmp;
1488     $auth_mech = lc(trim($auth_mech));
1489     if ($auth_mech eq 'none') {
1490         return;
1491     }
1492     print "SMTP authentication uses IMAP username and password by default.\n";
1493     print "\n";
1494     print "Would you like to use other login and password for all SquirrelMail \n";
1495     print "SMTP connections?";
1496     if ($smtp_sitewide_user ne '') {
1497         $default = 'y';
1498         print " [Yn]:";
1499     } else {
1500         $default = 'n';
1501         print " [yN]:";
1502     }
1503     $tmp=<STDIN>;
1504     $tmp = trim($tmp);
1505
1506     if ($tmp eq '') {
1507         $tmp = $default;
1508     } else {
1509         $tmp = lc($tmp);
1510     }
1511
1512     if ($tmp eq 'n') {
1513         $smtp_sitewide_user = '';
1514         $smtp_sitewide_pass = '';
1515     } elsif ($tmp eq 'y') {
1516         print "Enter username [$smtp_sitewide_user]:";
1517         my $new_user = <STDIN>;
1518         $new_user = trim($new_user);
1519         if ($new_user ne '') {
1520             $smtp_sitewide_user = $new_user;
1521         }
1522         if ($smtp_sitewide_user ne '') {
1523             print "If you don't enter any password, current sitewide password will be used.\n";
1524             print "If you enter space, password will be set to empty string.\n";
1525             print "Enter password:";
1526             my $new_pass = <STDIN>;
1527             if ($new_pass ne "\n") {
1528                 $smtp_sitewide_pass = trim($new_pass);
1529             }
1530         } else {
1531             print "Invalid input. You must set username used for SMTP authentication.\n";
1532             print "Click enter to continue\n";
1533             $tmp = <STDIN>;
1534         }
1535     } else {
1536         print "Invalid input\n";
1537         print "Click enter to continue\n";
1538         $tmp = <STDIN>;
1539     }
1540 }
1541
1542 # Sub adds information about SMTP authentication type to menu
1543 sub display_smtp_sitewide_userpass() {
1544     my $ret = '';
1545     if ($smtp_auth_mech ne 'none') {
1546         if ($smtp_sitewide_user ne '') {
1547             $ret = ' (with custom username and password)';
1548         } else {
1549             $ret = ' (with IMAP username and password)';
1550         }
1551     }
1552     return $ret;
1553 }
1554
1555 # TLS
1556 # This sub is reused for IMAP and SMTP
1557 # Args: service name, default value
1558 sub command_use_tls {
1559     my($default_val,$service,$inval);
1560     $service=$_[0];
1561     $default_val=$_[1];
1562     print "TLS (Transport Layer Security) encrypts the traffic between server and client.\n";
1563     print "STARTTLS extensions allow to start encryption on existing plain text connection.\n";
1564     print "These options add specific PHP and IMAP server configuration requirements.\n";
1565     print "See SquirrelMail documentation about connection security.\n";
1566     print "\n";
1567     print "If your " . $service . " server is localhost, you can safely disable this.\n";
1568     print "If it is remote, you may wish to seriously consider enabling this.\n";
1569     $valid_input=0;
1570     while ($valid_input eq 0) {
1571         print "\nSelect connection security model:\n";
1572         print " 0 - Use plain text connection\n";
1573         print " 1 - Use TLS connection\n";
1574         print " 2 - Use STARTTLS extension\n";
1575         print "Select [$default_val]: ";
1576         $inval=<STDIN>;
1577         $inval=trim($inval);
1578         if ($inval =~ /^[012]$/ || $inval eq '') {
1579             $valid_input = 1;
1580         }
1581     }
1582     if ($inval ne '') {$default_val = $inval};
1583     return $default_val;
1584 }
1585
1586 # This sub is used to display human readable text for
1587 # $use_imap_tls and $use_smtp_tls values in conf.pl menu
1588 sub display_use_tls($) {
1589     my $val = shift(@_);
1590     my $ret = 'disabled';
1591     if ($val eq '2') {
1592         $ret = 'STARTTLS';
1593     } elsif ($val eq '1') {
1594         $ret = 'TLS';
1595     }
1596     return $ret;
1597 }
1598
1599 # $encode_header_key
1600 sub command114{
1601     print "Encryption key allows to hide SquirrelMail Received: headers\n";
1602     print "in outbound messages. Interface uses encryption key to encode\n";
1603     print "username, remote address and proxied address, then stores encoded\n";
1604     print "information in X-Squirrel-* headers.\n";
1605     print "\n";
1606     print "Warning: used encryption function is not bulletproof. When used\n";
1607     print "with static encryption keys, it provides only minimal security\n";
1608     print "measures and information can be decoded quickly.\n";
1609     print "\n";
1610     print "Encoded information can be decoded with decrypt_headers.php script\n";
1611     print "from SquirrelMail contrib/ directory.\n";
1612     print "\n";
1613     print "Enter encryption key: ";
1614     $new_encode_header_key = <STDIN>;
1615     if ( $new_encode_header_key eq "\n" ) {
1616         $new_encode_header_key = $encode_header_key;
1617     } else {
1618         $new_encode_header_key =~ s/[\r\n]//g;
1619     }
1620     return $new_encode_header_key;
1621 }
1622
1623 # MOTD
1624 sub command71 {
1625     print "\nYou can now create the welcome message that is displayed\n";
1626     print "every time a user logs on.  You can use HTML or just plain\n";
1627     print
1628 "text.  If you do not wish to have one, just make it blank.\n\n(Type @ on a blank line to exit)\n";
1629
1630     $new_motd = "";
1631     do {
1632         print "] ";
1633         $line = <STDIN>;
1634         $line =~ s/[\r\n]//g;
1635         if ( $line ne "@" ) {
1636             $line =~ s/  /\&nbsp;\&nbsp;/g;
1637             $line =~ s/\t/\&nbsp;\&nbsp;\&nbsp;\&nbsp;/g;
1638             $line =~ s/$/ /;
1639             $line =~ s/\"/\\\"/g;
1640
1641             $new_motd = $new_motd . $line;
1642         }
1643     } while ( $line ne "@" );
1644     return $new_motd;
1645 }
1646
1647 ################# PLUGINS ###################
1648
1649 sub command81 {
1650     $command =~ s/[\s\n\r]*//g;
1651     if ( $command > 0 ) {
1652         $command = $command - 1;
1653         if ( $command <= $#plugins ) {
1654             @newplugins = ();
1655             $ct         = 0;
1656             while ( $ct <= $#plugins ) {
1657                 if ( $ct != $command ) {
1658                     @newplugins = ( @newplugins, $plugins[$ct] );
1659                 }
1660                 $ct++;
1661             }
1662             @plugins = @newplugins;
1663         } elsif ( $command <= $#plugins + $#unused_plugins + 1 ) {
1664             $num        = $command - $#plugins - 1;
1665             @newplugins = @plugins;
1666             $ct         = 0;
1667             while ( $ct <= $#unused_plugins ) {
1668                 if ( $ct == $num ) {
1669                     @newplugins = ( @newplugins, $unused_plugins[$ct] );
1670                 }
1671                 $ct++;
1672             }
1673             @plugins = @newplugins;
1674         }
1675     }
1676     return @plugins;
1677 }
1678
1679 ################# FOLDERS ###################
1680
1681 # default_folder_prefix
1682 sub command21 {
1683     print "Some IMAP servers (UW, for example) store mail and folders in\n";
1684     print "your user space in a separate subdirectory.  This is where you\n";
1685     print "specify what that directory is.\n";
1686     print "\n";
1687     print "EXAMPLE:  mail/";
1688     print "\n";
1689     print "NOTE:  If you use Cyrus, or some server that would not use this\n";
1690     print "       option, you must set this to 'none'.\n";
1691     print "\n";
1692     print "[$WHT$default_folder_prefix$NRM]: $WHT";
1693     $new_default_folder_prefix = <STDIN>;
1694
1695     if ( $new_default_folder_prefix eq "\n" ) {
1696         $new_default_folder_prefix = $default_folder_prefix;
1697     } else {
1698         $new_default_folder_prefix =~ s/[\r\n]//g;
1699     }
1700     if ( ( $new_default_folder_prefix =~ /^\s*$/ ) || ( $new_default_folder_prefix =~ m/^none$/i ) ) {
1701         $new_default_folder_prefix = "";
1702     } else {
1703         # add the trailing delimiter only if we know what the server is.
1704         if (($imap_server_type eq 'cyrus' and
1705                   $optional_delimiter eq 'detect') or
1706                  ($imap_server_type eq 'courier' and
1707                   $optional_delimiter eq 'detect')) {
1708            $new_default_folder_prefix =~ s/\.*$/\./;
1709         } elsif ($imap_server_type eq 'uw' and
1710                  $optional_delimiter eq 'detect') {
1711            $new_default_folder_prefix =~ s/\/*$/\//;
1712         }
1713     }
1714     return $new_default_folder_prefix;
1715 }
1716
1717 # Show Folder Prefix
1718 sub command22 {
1719     print "It is possible to set up the default folder prefix as a user\n";
1720     print "specific option, where each user can specify what their mail\n";
1721     print "folder is.  If you set this to false, they will never see the\n";
1722     print "option, but if it is true, this option will appear in the\n";
1723     print "'options' section.\n";
1724     print "\n";
1725     print "NOTE:  You set the default folder prefix in option '1' of this\n";
1726     print "       section.  That will be the default if the user doesn't\n";
1727     print "       specify anything different.\n";
1728     print "\n";
1729
1730     if ( lc($show_prefix_option) eq 'true' ) {
1731         $default_value = "y";
1732     } else {
1733         $default_value = "n";
1734     }
1735     print "\n";
1736     print "Show option (y/n) [$WHT$default_value$NRM]: $WHT";
1737     $new_show = <STDIN>;
1738     if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
1739         $show_prefix_option = 'true';
1740     } else {
1741         $show_prefix_option = 'false';
1742     }
1743     return $show_prefix_option;
1744 }
1745
1746 # Trash Folder
1747 sub command23a {
1748     print "You can now specify where the default trash folder is located.\n";
1749     print "On servers where you do not want this, you can set it to anything\n";
1750     print "and set option 6 to false.\n";
1751     print "\n";
1752     print "This is relative to where the rest of your email is kept.  You do\n";
1753     print "not need to worry about their mail directory.  If this folder\n";
1754     print "would be ~/mail/trash on the filesystem, you only need to specify\n";
1755     print "that this is 'trash', and be sure to put 'mail/' in option 1.\n";
1756     print "\n";
1757
1758     print "[$WHT$trash_folder$NRM]: $WHT";
1759     $new_trash_folder = <STDIN>;
1760     if ( $new_trash_folder eq "\n" ) {
1761         $new_trash_folder = $trash_folder;
1762     } else {
1763         if (check_imap_folder($new_trash_folder)) {
1764             $new_trash_folder =~ s/[\r\n]//g;
1765         } else {
1766             $new_trash_folder = $trash_folder;
1767         }
1768     }
1769     return $new_trash_folder;
1770 }
1771
1772 # Sent Folder
1773 sub command23b {
1774     print "This is where messages that are sent will be stored.  SquirrelMail\n";
1775     print "by default puts a copy of all outgoing messages in this folder.\n";
1776     print "\n";
1777     print "This is relative to where the rest of your email is kept.  You do\n";
1778     print "not need to worry about their mail directory.  If this folder\n";
1779     print "would be ~/mail/sent on the filesystem, you only need to specify\n";
1780     print "that this is 'sent', and be sure to put 'mail/' in option 1.\n";
1781     print "\n";
1782
1783     print "[$WHT$sent_folder$NRM]: $WHT";
1784     $new_sent_folder = <STDIN>;
1785     if ( $new_sent_folder eq "\n" ) {
1786         $new_sent_folder = $sent_folder;
1787     } else {
1788         if (check_imap_folder($new_sent_folder)) {
1789             $new_sent_folder =~ s/[\r\n]//g;
1790         } else {
1791             $new_sent_folder = $sent_folder;
1792         }
1793     }
1794     return $new_sent_folder;
1795 }
1796
1797 # Draft Folder
1798 sub command23c {
1799     print "You can now specify where the default draft folder is located.\n";
1800     print "On servers where you do not want this, you can set it to anything\n";
1801     print "and set option 9 to false.\n";
1802     print "\n";
1803     print "This is relative to where the rest of your email is kept.  You do\n";
1804     print "not need to worry about their mail directory.  If this folder\n";
1805     print "would be ~/mail/drafts on the filesystem, you only need to specify\n";
1806     print "that this is 'drafts', and be sure to put 'mail/' in option 1.\n";
1807     print "\n";
1808
1809     print "[$WHT$draft_folder$NRM]: $WHT";
1810     $new_draft_folder = <STDIN>;
1811     if ( $new_draft_folder eq "\n" ) {
1812         $new_draft_folder = $draft_folder;
1813     } else {
1814         if (check_imap_folder($new_draft_folder)) {
1815             $new_draft_folder =~ s/[\r\n]//g;
1816         } else {
1817             $new_draft_folder = $draft_folder;
1818         }
1819     }
1820     return $new_draft_folder;
1821 }
1822
1823 # default move to trash
1824 sub command24a {
1825     print "By default, should messages get moved to the trash folder?  You\n";
1826     print "can specify the default trash folder in option 3.  If this is set\n";
1827     print "to false, messages will get deleted immediately without moving\n";
1828     print "to the trash folder.\n";
1829     print "\n";
1830     print "Trash folder is currently: $trash_folder\n";
1831     print "\n";
1832
1833     if ( lc($default_move_to_trash) eq 'true' ) {
1834         $default_value = "y";
1835     } else {
1836         $default_value = "n";
1837     }
1838     print "By default, move to trash (y/n) [$WHT$default_value$NRM]: $WHT";
1839     $new_show = <STDIN>;
1840     if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
1841         $default_move_to_trash = 'true';
1842     } else {
1843         $default_move_to_trash = 'false';
1844     }
1845     return $default_move_to_trash;
1846 }
1847
1848 # default move to sent
1849 sub command24b {
1850     print "By default, should messages get moved to the sent folder?  You\n";
1851     print "can specify the default sent folder in option 4.  If this is set\n";
1852     print "to false, messages will get sent and no copy will be made.\n";
1853     print "\n";
1854     print "Sent folder is currently: $sent_folder\n";
1855     print "\n";
1856
1857     if ( lc($default_move_to_sent) eq 'true' ) {
1858         $default_value = "y";
1859     } else {
1860         $default_value = "n";
1861     }
1862     print "By default, move to sent (y/n) [$WHT$default_value$NRM]: $WHT";
1863     $new_show = <STDIN>;
1864     if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
1865         $default_move_to_sent = 'true';
1866     } else {
1867         $default_move_to_sent = 'false';
1868     }
1869     return $default_move_to_sent;
1870 }
1871
1872 # default save as draft
1873 sub command24c {
1874     print "By default, should the save to draft option be shown? You can\n";
1875     print "specify the default drafts folder in option 5. If this is set\n";
1876     print "to false, users will not be shown the save to draft option.\n";
1877     print "\n";
1878     print "Drafts folder is currently: $draft_folder\n";
1879     print "\n";
1880
1881     if ( lc($default_move_to_draft) eq 'true' ) {
1882         $default_value = "y";
1883     } else {
1884         $default_value = "n";
1885     }
1886     print "By default, save as draft (y/n) [$WHT$default_value$NRM]: $WHT";
1887     $new_show = <STDIN>;
1888     if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
1889         $default_save_as_draft = 'true';
1890     } else {
1891         $default_save_as_draft = 'false';
1892     }
1893     return $default_save_as_draft;
1894 }
1895
1896 # List special folders first
1897 sub command27 {
1898     print "SquirrelMail has what we call 'special folders' that are not\n";
1899     print "manipulated and viewed like normal folders.  Some examples of\n";
1900     print "these folders would be INBOX, Trash, Sent, etc.  This option\n";
1901     print "Simply asks if you want these folders listed first in the folder\n";
1902     print "listing.\n";
1903     print "\n";
1904
1905     if ( lc($list_special_folders_first) eq 'true' ) {
1906         $default_value = "y";
1907     } else {
1908         $default_value = "n";
1909     }
1910     print "\n";
1911     print "List first (y/n) [$WHT$default_value$NRM]: $WHT";
1912     $new_show = <STDIN>;
1913     if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
1914         $list_special_folders_first = 'true';
1915     } else {
1916         $list_special_folders_first = 'false';
1917     }
1918     return $list_special_folders_first;
1919 }
1920
1921 # Show special folders color
1922 sub command28 {
1923     print "SquirrelMail has what we call 'special folders' that are not\n";
1924     print "manipulated and viewed like normal folders.  Some examples of\n";
1925     print "these folders would be INBOX, Trash, Sent, etc.  This option\n";
1926     print "wants to know if we should display special folders in a\n";
1927     print "color than the other folders.\n";
1928     print "\n";
1929
1930     if ( lc($use_special_folder_color) eq 'true' ) {
1931         $default_value = "y";
1932     } else {
1933         $default_value = "n";
1934     }
1935     print "\n";
1936     print "Show color (y/n) [$WHT$default_value$NRM]: $WHT";
1937     $new_show = <STDIN>;
1938     if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
1939         $use_special_folder_color = 'true';
1940     } else {
1941         $use_special_folder_color = 'false';
1942     }
1943     return $use_special_folder_color;
1944 }
1945
1946 # Auto expunge
1947 sub command29 {
1948     print "The way that IMAP handles deleting messages is as follows.  You\n";
1949     print "mark the message as deleted, and then to 'really' delete it, you\n";
1950     print "expunge it.  This option asks if you want to just have messages\n";
1951     print "marked as deleted, or if you want SquirrelMail to expunge the \n";
1952     print "messages too.\n";
1953     print "\n";
1954
1955     if ( lc($auto_expunge) eq 'true' ) {
1956         $default_value = "y";
1957     } else {
1958         $default_value = "n";
1959     }
1960     print "Auto expunge (y/n) [$WHT$default_value$NRM]: $WHT";
1961     $new_show = <STDIN>;
1962     if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
1963         $auto_expunge = 'true';
1964     } else {
1965         $auto_expunge = 'false';
1966     }
1967     return $auto_expunge;
1968 }
1969
1970 # Default sub of inbox
1971 sub command210 {
1972     print "Some IMAP servers (Cyrus) have all folders as subfolders of INBOX.\n";
1973     print "This can cause some confusion in folder creation for users when\n";
1974     print "they try to create folders and don't put it as a subfolder of INBOX\n";
1975     print "and get permission errors.  This option asks if you want folders\n";
1976     print "to be subfolders of INBOX by default.\n";
1977     print "\n";
1978
1979     if ( lc($default_sub_of_inbox) eq 'true' ) {
1980         $default_value = "y";
1981     } else {
1982         $default_value = "n";
1983     }
1984     print "Default sub of INBOX (y/n) [$WHT$default_value$NRM]: $WHT";
1985     $new_show = <STDIN>;
1986     if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
1987         $default_sub_of_inbox = 'true';
1988     } else {
1989         $default_sub_of_inbox = 'false';
1990     }
1991     return $default_sub_of_inbox;
1992 }
1993
1994 # Show contain subfolder option
1995 sub command211 {
1996     print "Some IMAP servers (UW) make it so that there are two types of\n";
1997     print "folders.  Those that contain messages, and those that contain\n";
1998     print "subfolders.  If this is the case for your server, set this to\n";
1999     print "true, and it will ask the user whether the folder they are\n";
2000     print "creating contains subfolders or messages.\n";
2001     print "\n";
2002
2003     if ( lc($show_contain_subfolders_option) eq 'true' ) {
2004         $default_value = "y";
2005     } else {
2006         $default_value = "n";
2007     }
2008     print "Show option (y/n) [$WHT$default_value$NRM]: $WHT";
2009     $new_show = <STDIN>;
2010     if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
2011         $show_contain_subfolders_option = 'true';
2012     } else {
2013         $show_contain_subfolders_option = 'false';
2014     }
2015     return $show_contain_subfolders_option;
2016 }
2017
2018 # Default Unseen Notify
2019 sub command212 {
2020     print "This option specifies where the users will receive notification\n";
2021     print "about unseen messages by default.  This is of course an option that\n";
2022     print "can be changed on a user level.\n";
2023     print "  1 = No notification\n";
2024     print "  2 = Only on the INBOX\n";
2025     print "  3 = On all folders\n";
2026     print "\n";
2027
2028     print "Which one should be default (1,2,3)? [$WHT$default_unseen_notify$NRM]: $WHT";
2029     $new_show = <STDIN>;
2030     if ( $new_show =~ /^[123]\n/i ) {
2031         $default_unseen_notify = $new_show;
2032     }
2033     $default_unseen_notify =~ s/[\r\n]//g;
2034     return $default_unseen_notify;
2035 }
2036
2037 # Default Unseen Type
2038 sub command213 {
2039     print "Here you can define the default way that unseen messages will be displayed\n";
2040     print "to the user in the folder listing on the left side.\n";
2041     print "  1 = Only unseen messages   (4)\n";
2042     print "  2 = Unseen and Total messages  (4/27)\n";
2043     print "\n";
2044
2045     print "Which one should be default (1,2)? [$WHT$default_unseen_type$NRM]: $WHT";
2046     $new_show = <STDIN>;
2047     if ( $new_show =~ /^[12]\n/i ) {
2048         $default_unseen_type = $new_show;
2049     }
2050     $default_unseen_type =~ s/[\r\n]//g;
2051     return $default_unseen_type;
2052 }
2053
2054 # Auto create special folders
2055 sub command214 {
2056     print "Would you like the Sent, Trash, and Drafts folders to be created\n";
2057     print "automatically print for you when a user logs in?  If the user\n";
2058     print "accidentally deletes their special folders, this option will\n";
2059     print "automatically create it again for them.\n";
2060     print "\n";
2061
2062     if ( lc($auto_create_special) eq 'true' ) {
2063         $default_value = "y";
2064     } else {
2065         $default_value = "n";
2066     }
2067     print "Auto create special folders? (y/n) [$WHT$default_value$NRM]: $WHT";
2068     $new_show = <STDIN>;
2069     if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
2070         $auto_create_special = 'true';
2071     } else {
2072         $auto_create_special = 'false';
2073     }
2074     return $auto_create_special;
2075 }
2076
2077 # Automatically delete folders
2078 sub command215 {
2079     if ( $imap_server_type eq "uw" ) {
2080         print "UW IMAP servers will not allow folders containing mail to also contain folders.\n";
2081         print "Deleting folders will bypass the trash folder and be immediately deleted\n\n";
2082         print "If this is not the correct value for your server,\n";
2083         print "please use option D on the Main Menu to configure your server correctly.\n\n";
2084         print "Press enter to continue...\n";
2085         $new_delete = <STDIN>;
2086         $delete_folder = 'true';
2087     } else {
2088         if ( $imap_server_type eq "courier" ) {
2089             print "Courier (or Courier-IMAP) IMAP servers may not support ";
2090             print "subfolders of Trash. \n";
2091             print "Specifically, if Courier is set to always move messages to Trash, \n";
2092             print "Trash will be treated by Courier as a special folder that does not \n";
2093             print "allow subfolders. \n\n";
2094             print "Please verify your Courier configuration, and test folder deletion \n";
2095             print "when changing this setting.\n\n";
2096         }
2097
2098         print "Are subfolders of the Trash supported by your IMAP server?\n";
2099         print "If so, should deleted folders be sent to Trash?\n";
2100         print "If not, say no (deleted folders should not be sent to Trash)\n\n";
2101         # reversal of logic.
2102         # question was: Should folders be automatically deleted instead of sent to trash..
2103         # we've changed the question to make it more clear,
2104         # and are here handling that to avoid changing the answers..
2105         if ( lc($delete_folder) eq 'true' ) {
2106             $default_value = "n";
2107         } else {
2108             $default_value = "y";
2109         }
2110         print "Send deleted folders to Trash? (y/n) [$WHT$default_value$NRM]: $WHT";
2111         $new_delete = <STDIN>;
2112         if ( ( $new_delete =~ /^y\n/i ) || ( ( $new_delete =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
2113             $delete_folder = 'false';
2114         } else {
2115             $delete_folder = 'true';
2116         }
2117     }
2118     return $delete_folder;
2119 }
2120
2121 #noselect fix
2122 sub command216 {
2123     print "Some IMAP server allow subfolders to exist even if the parent\n";
2124     print "folders do not. This fixes some problems with the folder list\n";
2125     print "when this is the case, causing the /NoSelect folders to be displayed\n";
2126     print "\n";
2127
2128     if ( lc($noselect_fix_enable) eq 'true' ) {
2129         $default_value = "y";
2130     } else {
2131         $default_value = "n";
2132     }
2133     print "enable noselect fix? (y/n) [$WHT$noselect_fix_enable$NRM]: $WHT";
2134     $noselect_fix_enable = <STDIN>;
2135     if ( ( $noselect_fix_enable =~ /^y\n/i ) || ( ( $noselect_fix_enable =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
2136         $noselect_fix_enable = 'true';
2137     } else {
2138         $noselect_fix_enable = 'false';
2139     }
2140     return $noselect_fix_enable;
2141 }
2142 ############# GENERAL OPTIONS #####################
2143
2144 # Data directory
2145 sub command33a {
2146     print "Specify the location for your data directory.\n";
2147     print "You need to create this directory yourself.\n";
2148     print "The path name can be absolute or relative (to the config directory).\n";
2149     print "Here are two examples:\n";
2150     print "  Absolute:    /var/local/squirrelmail/data/\n";
2151     print "  Relative:    ../data/\n";
2152     print "Relative paths to directories outside of the SquirrelMail distribution\n";
2153     print "will be converted to their absolute path equivalents in config.php.\n\n";
2154     print "Note: There are potential security risks with having a writeable directory\n";
2155     print "under the web server's root directory (ex: /home/httpd/html).\n";
2156     print "For this reason, it is recommended to put the data directory\n";
2157     print "in an alternate location of your choice. \n";
2158     print "\n";
2159
2160     print "[$WHT$data_dir$NRM]: $WHT";
2161     $new_data_dir = <STDIN>;
2162     if ( $new_data_dir eq "\n" ) {
2163         $new_data_dir = $data_dir;
2164     } else {
2165         $new_data_dir =~ s/[\r\n]//g;
2166     }
2167     if ( $new_data_dir =~ /^\s*$/ ) {
2168         $new_data_dir = "";
2169     } else {
2170         $new_data_dir =~ s/\/*$//g;
2171         $new_data_dir =~ s/$/\//g;
2172     }
2173     return $new_data_dir;
2174 }
2175
2176 # Attachment directory
2177 sub command33b {
2178     print "Path to directory used for storing attachments while a mail is\n";
2179     print "being composed. The path name can be absolute or relative (to the\n";
2180     print "config directory). Here are two examples:\n";
2181     print "  Absolute:    /var/local/squirrelmail/attach/\n";
2182     print "  Relative:    ../attach/\n";
2183     print "Relative paths to directories outside of the SquirrelMail distribution\n";
2184     print "will be converted to their absolute path equivalents in config.php.\n\n";
2185     print "Note:  There are a few security considerations regarding this\n";
2186     print "directory:\n";
2187     print "  1.  It should have the permission 733 (rwx-wx-wx) to make it\n";
2188     print "      impossible for a random person with access to the webserver\n";
2189     print "      to list files in this directory.  Confidential data might\n";
2190     print "      be laying around in there.\n";
2191     print "      Depending on your user:group assignments, 730 (rwx-wx---)\n";
2192     print "      may be possible, and more secure (e.g. root:apache)\n";
2193     print "  2.  Since the webserver is not able to list the files in the\n";
2194     print "      content is also impossible for the webserver to delete files\n";
2195     print "      lying around there for too long.\n";
2196     print "  3.  It should probably be another directory than the data\n";
2197     print "      directory specified in option 3.\n";
2198     print "\n";
2199
2200     print "[$WHT$attachment_dir$NRM]: $WHT";
2201     $new_attachment_dir = <STDIN>;
2202     if ( $new_attachment_dir eq "\n" ) {
2203         $new_attachment_dir = $attachment_dir;
2204     } else {
2205         $new_attachment_dir =~ s/[\r\n]//g;
2206     }
2207     if ( $new_attachment_dir =~ /^\s*$/ ) {
2208         $new_attachment_dir = "";
2209     } else {
2210         $new_attachment_dir =~ s/\/*$//g;
2211         $new_attachment_dir =~ s/$/\//g;
2212     }
2213     return $new_attachment_dir;
2214 }
2215
2216 sub command33c {
2217     print "The directory hash level setting allows you to configure the level\n";
2218     print "of hashing that SquirrelMail employs in your data and attachment\n";
2219     print "directories. This value must be an integer ranging from 0 to 4.\n";
2220     print "When this value is set to 0, SquirrelMail will simply store all\n";
2221     print "files as normal in the data and attachment directories. However,\n";
2222     print "when set to a value from 1 to 4, a simple hashing scheme will be\n";
2223     print "used to organize the files in this directory. In short, the crc32\n";
2224     print "value for a username will be computed. Then, up to the first 4\n";
2225     print "digits of the hash, as set by this configuration value, will be\n";
2226     print "used to directory hash the files for that user in the data and\n";
2227     print "attachment directory. This allows for better performance on\n";
2228     print "servers with larger numbers of users.\n";
2229     print "\n";
2230
2231     print "[$WHT$dir_hash_level$NRM]: $WHT";
2232     $new_dir_hash_level = <STDIN>;
2233     if ( $new_dir_hash_level eq "\n" ) {
2234         $new_dir_hash_level = $dir_hash_level;
2235     } else {
2236         $new_dir_hash_level =~ s/[\r\n]//g;
2237     }
2238     if ( ( int($new_dir_hash_level) < 0 )
2239         || ( int($new_dir_hash_level) > 4 )
2240         || !( int($new_dir_hash_level) eq $new_dir_hash_level ) ) {
2241         print "Invalid Directory Hash Level.\n";
2242         print "Value must be an integer ranging from 0 to 4\n";
2243         print "Hit enter to continue.\n";
2244         $enter_key = <STDIN>;
2245
2246         $new_dir_hash_level = $dir_hash_level;
2247         }
2248
2249     return $new_dir_hash_level;
2250 }
2251
2252 sub command35 {
2253     print "This is the default size (in pixels) of the left folder list.\n";
2254     print "Default is 200, but you can set it to whatever you wish.  This\n";
2255     print "is a user preference, so this will only show up as their default.\n";
2256     print "\n";
2257     print "[$WHT$default_left_size$NRM]: $WHT";
2258     $new_default_left_size = <STDIN>;
2259     if ( $new_default_left_size eq "\n" ) {
2260         $new_default_left_size = $default_left_size;
2261     } else {
2262         $new_default_left_size =~ s/[\r\n]//g;
2263     }
2264     return $new_default_left_size;
2265 }
2266
2267 sub command36 {
2268     print "Some IMAP servers only have lowercase letters in the usernames\n";
2269     print "but they still allow people with uppercase to log in.  This\n";
2270     print "causes a problem with the user's preference files.  This option\n";
2271     print "transparently changes all usernames to lowercase.";
2272     print "\n";
2273
2274     if ( lc($force_username_lowercase) eq 'true' ) {
2275         $default_value = "y";
2276     } else {
2277         $default_value = "n";
2278     }
2279     print "Convert usernames to lowercase (y/n) [$WHT$default_value$NRM]: $WHT";
2280     $new_show = <STDIN>;
2281     if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
2282         return 'true';
2283     }
2284     return 'false';
2285 }
2286
2287 sub command37 {
2288     print "";
2289     print "\n";
2290
2291     if ( lc($default_use_priority) eq 'true' ) {
2292         $default_value = "y";
2293     } else {
2294         $default_value = "n";
2295     }
2296
2297     print "Allow users to specify priority of outgoing mail (y/n) [$WHT$default_value$NRM]: $WHT";
2298     $new_show = <STDIN>;
2299     if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
2300         return 'true';
2301     }
2302     return 'false';
2303 }
2304
2305 sub command38 {
2306     print "";
2307     print "\n";
2308
2309     if ( lc($default_hide_attribution) eq 'true' ) {
2310         $default_value = "y";
2311     } else {
2312         $default_value = "n";
2313     }
2314
2315     print "Hide SM attributions (y/n) [$WHT$default_value$NRM]: $WHT";
2316     $new_show = <STDIN>;
2317     if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
2318         return 'true';
2319     }
2320     return 'false';
2321 }
2322
2323 sub command39 {
2324     print "";
2325     print "\n";
2326
2327     if ( lc($default_use_mdn) eq 'true' ) {
2328         $default_value = "y";
2329     } else {
2330         $default_value = "n";
2331     }
2332
2333     print "Enable support for read/delivery receipt support (y/n) [$WHT$default_value$NRM]: $WHT";
2334     $new_show = <STDIN>;
2335     if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
2336         return 'true';
2337     }
2338     return 'false';
2339 }
2340
2341
2342 sub command310 {
2343     print "  In loosely managed environments, you may want to allow users
2344   to edit their full name and email address. In strictly managed
2345   environments, you may want to force users to use the name
2346   and email address assigned to them.
2347
2348   'y' - allow a user to edit their full name and email address,
2349   'n' - users must use the assigned values.
2350
2351   ";
2352
2353     if ( lc($edit_identity) eq 'true' ) {
2354         $default_value = "y";
2355     } else {
2356         $default_value = "n";
2357     }
2358     print "Allow editing of user's identity? (y/n) [$WHT$default_value$NRM]: $WHT";
2359     $new_edit = <STDIN>;
2360     if ( ( $new_edit =~ /^y\n/i ) || ( ( $new_edit =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
2361         $edit_identity = 'true';
2362         $edit_name = 'true';
2363         $hide_auth_header = command311b();
2364     } else {
2365         $edit_identity = 'false';
2366         $edit_name = command311();
2367         $hide_auth_header = command311b();
2368     }
2369     return $edit_identity;
2370 }
2371
2372 sub command311 {
2373     print "  Given that users are not allowed to modify their
2374   email address, can they edit their full name?
2375
2376   ";
2377
2378     if ( lc($edit_name) eq 'true' ) {
2379         $default_value = "y";
2380     } else {
2381         $default_value = "n";
2382     }
2383     print "Allow the user to edit their full name? (y/n) [$WHT$default_value$NRM]: $WHT";
2384     $new_edit = <STDIN>;
2385     if ( ( $new_edit =~ /^y\n/i ) || ( ( $new_edit =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
2386         $edit_name = 'true';
2387     } else {
2388         $edit_name = 'false';
2389     }
2390     return $edit_name;
2391 }
2392
2393 sub command311b {
2394     print "  SquirrelMail adds username information to every sent email
2395   in order to prevent possible sender forging when users are allowed
2396   to change their email and/or full name.
2397
2398   You can remove user information from this header (y), if you think that
2399   it violates privacy or security.
2400
2401   Note: If users are allowed to change their email addresses,
2402   this setting will make it difficult to determine who sent what where.
2403   Use at your own risk.
2404
2405   ";
2406
2407     if ( lc($hide_auth_header) eq "true" ) {
2408         $default_value = "y";
2409     } else {
2410         $default_value = "n";
2411     }
2412     print "Remove username from email headers? (y/n) [$WHT$default_value$NRM]: $WHT";
2413     $new_header = <STDIN>;
2414     if ( ( $new_header =~ /^y\n/i ) || ( ( $new_header =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
2415         $hide_auth_header = "true";
2416     } else {
2417         $hide_auth_header = "false";
2418     }
2419     return $hide_auth_header;
2420 }
2421
2422 sub command312 {
2423     print "This option allows you to disable server side thread sorting if your server \n";
2424     print "declares THREAD support, but you don't want to provide threading options \n";
2425     print "to end users or THREAD extension is broken or extension does not work with \n";
2426     print "options used by SquirrelMail. Option is not used, if THREAD extension is \n";
2427     print "not declared in IMAP CAPABILITY.\n";
2428     print "\n";
2429
2430     if ( lc($disable_thread_sort) eq 'true' ) {
2431         $default_value = "y";
2432     } else {
2433         $default_value = "n";
2434     }
2435     print "Disable server side thread sorting? (y/n) [$WHT$default_value$NRM]: $WHT";
2436     $disable_thread_sort = <STDIN>;
2437     if ( ( $disable_thread_sort =~ /^y\n/i ) || ( ( $disable_thread_sort =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
2438         $disable_thread_sort = 'true';
2439     } else {
2440         $disable_thread_sort = 'false';
2441     }
2442     return $disable_thread_sort;
2443 }
2444
2445 sub command313 {
2446     print "This option allows you to disable server side sorting if your server declares \n";
2447     print "SORT support, but SORT extension is broken or does not work with options \n";
2448     print "used by SquirrelMail. Option is not used, if SORT extension is not declared \n";
2449     print "in IMAP CAPABILITY.\n";
2450     print "\n";
2451     print "It is strongly recommended to keep server side sorting enabled, if your ";
2452     print "IMAP server supports it.";
2453     print "\n";
2454
2455     if ( lc($disable_server_sort) eq 'true' ) {
2456         $default_value = "y";
2457     } else {
2458         $default_value = "n";
2459     }
2460     print "Disable server-side sorting? (y/n) [$WHT$default_value$NRM]: $WHT";
2461     $disable_server_sort = <STDIN>;
2462     if ( ( $disable_server_sort =~ /^y\n/i ) || ( ( $disable_server_sort =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
2463         $disable_server_sort = 'true';
2464     } else {
2465         $disable_server_sort = 'false';
2466     }
2467     return $disable_server_sort;
2468 }
2469
2470 sub command314 {
2471     print "This option allows you to choose if SM uses charset search\n";
2472     print "Your IMAP server must support the SEARCH CHARSET command for this to work\n";
2473     print "\n";
2474
2475     if ( lc($allow_charset_search) eq 'true' ) {
2476         $default_value = "y";
2477     } else {
2478         $default_value = "n";
2479     }
2480     print "Allow charset searching? (y/n) [$WHT$default_value$NRM]: $WHT";
2481     $allow_charset_search = <STDIN>;
2482     if ( ( $allow_charset_search =~ /^y\n/i ) || ( ( $allow_charset_search =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
2483         $allow_charset_search = 'true';
2484     } else {
2485         $allow_charset_search = 'false';
2486     }
2487     return $allow_charset_search;
2488 }
2489
2490 # command315 (UID support) obsoleted.
2491
2492 # advanced search option
2493 sub command316 {
2494     print "This option allows you to control the use of advanced search form.\n";
2495     print "  0 = enable basic search only\n";
2496     print "  1 = enable advanced search only\n";
2497     print "  2 = enable both\n";
2498     print "\n";
2499
2500     print "Allowed search (0,1,2)? [$WHT$allow_advanced_search$NRM]: $WHT";
2501     $new_allow_advanced_search = <STDIN>;
2502     if ( $new_allow_advanced_search =~ /^[012]\n/i ) {
2503         $allow_advanced_search = $new_allow_advanced_search;
2504     }
2505     $allow_advanced_search =~ s/[\r\n]//g;
2506     return $allow_advanced_search;
2507 }
2508
2509
2510 sub command317 {
2511     print "This option allows you to change the name of the PHP session used\n";
2512     print "by SquirrelMail.  Unless you know what you are doing, you probably\n";
2513     print "don't need or want to change this from the default of SQMSESSID.\n";
2514     print "[$WHT$session_name$NRM]: $WHT";
2515     $new_session_name = <STDIN>;
2516     chomp($new_session_name);
2517     if ( $new_session_name eq "" ) {
2518         $new_session_name = $session_name;
2519     }
2520     return $new_session_name;
2521 }
2522
2523 # time zone config (since 1.5.1)
2524 sub command318 {
2525     print "This option allows you to control the use of time zones.\n";
2526     print "  0 = (default) standard, GNU C time zone names\n";
2527     print "  1 = strict, generic time zone codes with offsets\n";
2528     print "  2 = custom, GNU C time zones loaded from config/timezones.php\n";
2529     print "  3 = custom strict, generic time zone codes with offsets loaded \n";
2530     print "      from config/timezones.php\n";
2531     print "See SquirrelMail documentation about format of config/timezones.php file.\n";
2532     print "\n";
2533
2534     print "Used time zone configuration (0,1,2,3)? [$WHT$time_zone_type$NRM]: $WHT";
2535     $new_time_zone_type = <STDIN>;
2536     if ( $new_time_zone_type =~ /^[0123]\n/i ) {
2537         $time_zone_type = $new_time_zone_type;
2538     } else {
2539         print "\nInvalid configuration value.\n";
2540         print "\nPress enter to continue...";
2541         $tmp = <STDIN>;
2542     }
2543     $time_zone_type =~ s/[\r\n]//g;
2544     return $time_zone_type;
2545 }
2546
2547 # set the location base for redirects (since 1.5.2)
2548 sub command_config_location_base {
2549     print "Here you can set the base part of the SquirrelMail URL.\n";
2550     print "It is normally autodetected but if that fails, use this\n";
2551     print "option to override.\n";
2552     print "It should contain only the protocol and hostname/port parts\n";
2553     print "of the URL; the full path will be appended automatically.\n\n";
2554     print "Examples:\nhttp://webmail.example.org\nhttp://webmail.example.com:8080\nhttps://webmail.example.com:6691\n\n";
2555     print "Do not add any path elements.\n";
2556
2557     print "URL base? [" .$WHT."autodetect$NRM]: $WHT";
2558     $new_config_location_base = <STDIN>;
2559     chomp($new_config_location_base);
2560     $config_location_base = $new_config_location_base;
2561
2562     return $config_location_base;
2563 }
2564
2565
2566 sub command_userThemes {
2567     print "\nDefine the user themes that you wish to use.  If you have added\n";
2568     print "a theme of your own, just follow the instructions (?) about\n";
2569     print "how to add them.  You can also change the default theme.\n\n";
2570
2571     print "Available user themes:\n";
2572     $count = 0;
2573     while ( $count <= $#user_theme_name ) {
2574         if ( $count == $user_theme_default ) {
2575             print " *";
2576         } else {
2577             print "  ";
2578         }
2579         if ( $count < 10 ) {
2580             print " ";
2581         }
2582         $name       = $user_theme_name[$count];
2583         $num_spaces = 35 - length($name);
2584         for ( $i = 0 ; $i < $num_spaces ; $i++ ) {
2585             $name = $name . " ";
2586         }
2587
2588         print " $count.  $name";
2589         print "($user_theme_path[$count])\n";
2590
2591         $count++;
2592     }
2593
2594     print "\n";
2595     print ".------------------------------------.\n";
2596     print "| t             (detect user themes) |\n";
2597     print "| +                 (add user theme) |\n";
2598     print "| - N            (remove user theme) |\n";
2599     print "| m N      (mark default user theme) |\n";
2600     print "| l               (list user themes) |\n";
2601     print "| d                           (done) |\n";
2602     print "`------------------------------------'\n";
2603
2604     print "\n[user_themes] command (?=help) > ";
2605     $input = <STDIN>;
2606     $input =~ s/[\r\n]//g;
2607     while ( $input ne "d" ) {
2608         if ( $input =~ /^\s*l\s*/i ) {
2609             $count = 0;
2610             while ( $count <= $#user_theme_name ) {
2611                 if ( $count == $user_theme_default ) {
2612                     print " *";
2613                 } else {
2614                     print "  ";
2615                 }
2616                 if ( $count < 10 ) {
2617                     print " ";
2618                 }
2619                 $name       = $user_theme_name[$count];
2620                 $num_spaces = 35 - length($name);
2621                 for ( $i = 0 ; $i < $num_spaces ; $i++ ) {
2622                     $name = $name . " ";
2623                 }
2624
2625                 print " $count.  $name";
2626                 print "($user_theme_path[$count])\n";
2627
2628                 $count++;
2629             }
2630         } elsif ( $input =~ /^\s*m\s*[0-9]+/i ) {
2631             $old_def       = $user_theme_default;
2632             $user_theme_default = $input;
2633             $user_theme_default =~ s/^\s*m\s*//;
2634             if ( ( $user_theme_default > $#user_theme_name ) || ( $user_theme_default < 0 ) ) {
2635                 print "Cannot set default theme to $user_theme_default.  That theme does not exist.\n";
2636                 $user_theme_default = $old_def;
2637             }
2638         } elsif ( $input =~ /^\s*\+/ ) {
2639             print "What is the name of this theme? ";
2640             $name = <STDIN>;
2641             $name =~ s/[\r\n]//g;
2642             $user_theme_name[ $#user_theme_name + 1 ] = $name;
2643             print "Be sure to put ../css/ before the filename.\n";
2644             print "What file is this stored in (ex: ../css/my_theme/): ";
2645             $name = <STDIN>;
2646             $name =~ s/[\r\n]//g;
2647             $user_theme_path[ $#user_theme_path + 1 ] = $name;
2648         } elsif ( $input =~ /^\s*-\s*[0-9]?/ ) {
2649             if ( $input =~ /[0-9]+\s*$/ ) {
2650                 $rem_num = $input;
2651                 $rem_num =~ s/^\s*-\s*//g;
2652                 $rem_num =~ s/\s*$//;
2653             } else {
2654                 $rem_num = $#user_theme_name;
2655             }
2656             if ( $rem_num == $user_theme_default ) {
2657                 print "You cannot remove the default theme!\n";
2658             } else {
2659                 $count          = 0;
2660                 @new_theme_name = ();
2661                 @new_theme_path = ();
2662                 while ( $count <= $#user_theme_name ) {
2663                     if ( $count != $rem_num ) {
2664                         @new_theme_name = ( @new_theme_name, $user_theme_name[$count] );
2665                         @new_theme_path = ( @new_theme_path, $user_theme_path[$count] );
2666                     }
2667                     $count++;
2668                 }
2669                 @user_theme_name = @new_theme_name;
2670                 @user_theme_path = @new_theme_path;
2671                 if ( $user_theme_default > $rem_num ) {
2672                     $user_theme_default--;
2673                 }
2674             }
2675         } elsif ( $input =~ /^\s*t\s*/i ) {
2676             print "\nStarting detection...\n\n";
2677
2678             opendir( DIR, "../css" );
2679             @files = readdir(DIR);
2680             $cnt = 0;
2681             while ( $cnt <= $#files ) {
2682                 $filename = "../css/" . $files[$cnt] .'/';
2683                 if ( $filename ne "../css/rtl.css" && -e $filename . "default.css" ) {
2684                     $found = 0;
2685                     for ( $x = 0 ; $x <= $#user_theme_path ; $x++ ) {
2686                         if ( $user_theme_path[$x] eq $filename ) {
2687                             $found = 1;
2688                         }
2689                     }
2690                     if ( $found != 1 ) {
2691                         print "** Found user theme: $filename\n";
2692                         print "   What is its name? ";
2693                         $nm = <STDIN>;
2694                         $nm =~ s/[\n\r]//g;
2695                         $user_theme_name[ $#user_theme_name + 1 ] = $nm;
2696                         $user_theme_path[ $#user_theme_path + 1 ] = $filename;
2697                     }
2698                 }
2699                 $cnt++;
2700             }
2701             print "\n";
2702             for ( $cnt = 0 ; $cnt <= $#user_theme_path ; $cnt++ ) {
2703                 $filename = $user_theme_path[$cnt];
2704                 if ( $filename != 'none' && !( -e $filename ."/default.css" ) ) {
2705                     print "  Removing $filename (file not found)\n";
2706                     $offset         = 0;
2707                     @new_user_theme_name = ();
2708                     @new_user_theme_path = ();
2709                     for ( $x = 0 ; $x < $#user_theme_path ; $x++ ) {
2710                         if ( $user_theme_path[$x] eq $filename ) {
2711                             $offset = 1;
2712                         }
2713                         if ( $offset == 1 ) {
2714                             $new_user_theme_name[$x] = $user_theme_name[ $x + 1 ];
2715                             $new_user_theme_path[$x] = $user_theme_path[ $x + 1 ];
2716                         } else {
2717                             $new_user_theme_name[$x] = $user_theme_name[$x];
2718                             $new_user_theme_path[$x] = $user_theme_path[$x];
2719                         }
2720                     }
2721                     @user_theme_name = @new_user_theme_name;
2722                     @user_theme_path = @new_user_theme_path;
2723                 }
2724             }
2725             print "\nDetection complete!\n\n";
2726
2727             closedir DIR;
2728         } elsif ( $input =~ /^\s*\?\s*/ ) {
2729             print ".------------------------------------.\n";
2730             print "| t             (detect user themes) |\n";
2731             print "| +                 (add user theme) |\n";
2732             print "| - N            (remove user theme) |\n";
2733             print "| m N      (mark default user theme) |\n";
2734             print "| l               (list user themes) |\n";
2735             print "| d                           (done) |\n";
2736             print "`------------------------------------'\n";
2737         }
2738         print "[user_themes] command (?=help) > ";
2739         $input = <STDIN>;
2740         $input =~ s/[\r\n]//g;
2741     }
2742 }
2743
2744 sub command_iconSets {
2745     print "\nDefine the icon themes that you wish to use.  If you have added\n";
2746     print "a theme of your own, just follow the instructions (?) about\n";
2747     print "how to add them.  You can also change the default and fallback\n";
2748     print "themes.  The default theme will be used when no icon theme is\n";
2749     print "set by the user.  The fallback theme will be used if an icon\n";
2750     print "cannot be found in the currently selected icon theme.\n\n";
2751
2752     print "Available icon themes:\n\n";
2753
2754     $count = 0;
2755     while ( $count <= $#icon_theme_name ) {
2756         if ( $count == $icon_theme_def ) {
2757             print " d";
2758         } else {
2759             print "  ";
2760         }
2761         if ( $count eq $icon_theme_fallback ) {
2762             print "f ";
2763         } else {
2764             print "  ";
2765         }
2766         if ( $count < 10 ) {
2767             print " ";
2768         }
2769         $name       = $icon_theme_name[$count];
2770         $num_spaces = 35 - length($name);
2771         for ( $i = 0 ; $i < $num_spaces ; $i++ ) {
2772             $name = $name . " ";
2773         }
2774
2775         print " $count.  $name";
2776         print "($icon_theme_path[$count])\n";
2777
2778         $count++;
2779     }
2780
2781     print "\n d = Default icon theme\n";
2782     print " f = Fallback icon theme\n";
2783     print "\n";
2784     print ".------------------------------------.\n";
2785     print "| t             (detect icon themes) |\n";
2786     print "| +                 (add icon theme) |\n";
2787     print "| - N            (remove icon theme) |\n";
2788     print "| m N      (mark default icon theme) |\n";
2789     print "| f N        (set fallback icon set) |\n";
2790     print "| l               (list icon themes) |\n";
2791     print "| d                           (done) |\n";
2792     print "`------------------------------------'\n";
2793
2794     print "\n[icon_themes] command (?=help) > ";
2795     $input = <STDIN>;
2796     $input =~ s/[\r\n]//g;
2797     while ( $input ne "d" ) {
2798         if ( $input =~ /^\s*l\s*/i ) {
2799             $count = 0;
2800             print "\n";
2801             while ( $count <= $#icon_theme_name ) {
2802                         if ( $count == $icon_theme_def ) {
2803                             print " d";
2804                         } else {
2805                             print "  ";
2806                         }
2807                         if ( $count eq $icon_theme_fallback ) {
2808                             print "f ";
2809                         } else {
2810                             print "  ";
2811                         }
2812                 $name       = $icon_theme_name[$count];
2813                 $num_spaces = 35 - length($name);
2814                 for ( $i = 0 ; $i < $num_spaces ; $i++ ) {
2815                     $name = $name . " ";
2816                 }
2817
2818                 print " $count.  $name";
2819                 print "($icon_theme_path[$count])\n";
2820
2821                 $count++;
2822             }
2823                     print "\n d = Default icon theme\n";
2824                     print " f = Fallback icon theme\n\n";
2825         } elsif ( $input =~ /^\s*m\s*[0-9]+/i ) {
2826             $old_def       = $icon_theme_def;
2827             $icon_theme_def = $input;
2828             $icon_theme_def =~ s/^\s*m\s*//;
2829             if ( ( $icon_theme_default > $#icon_theme_name ) || ( $icon_theme_default < 0 ) ) {
2830                 print "Cannot set default icon theme to $icon_theme_default.  That theme does not exist.\n";
2831                 $icon_theme_def = $old_def;
2832             }
2833         } elsif ( $input =~ /^\s*f\s*[0-9]+/i ) {
2834             $old_fb       = $icon_theme_fallback;
2835             $icon_theme_fallback = $input;
2836             $icon_theme_fallback =~ s/^\s*f\s*//;
2837             if ( ( $icon_theme_fallback > $#icon_theme_name ) || ( $icon_theme_fallback < 0 ) ) {
2838                 print "Cannot set fallback icon theme to $icon_theme_fallback.  That theme does not exist.\n";
2839                 $icon_theme_fallback = $old_fb;
2840             }
2841         } elsif ( $input =~ /^\s*\+/ ) {
2842             print "What is the name of this icon theme? ";
2843             $name = <STDIN>;
2844             $name =~ s/[\r\n]//g;
2845             $icon_theme_name[ $#icon_theme_name + 1 ] = $name;
2846             print "Be sure to put ../images/themes/ before the filename.\n";
2847             print "What directory is this icon theme stored in (ex: ../images/themes/my_theme/)? ";
2848             $name = <STDIN>;
2849             $name =~ s/[\r\n]//g;
2850             $icon_theme_path[ $#icon_theme_path + 1 ] = $name;
2851         } elsif ( $input =~ /^\s*-\s*[0-9]?/ ) {
2852             if ( $input =~ /[0-9]+\s*$/ ) {
2853                 $rem_num = $input;
2854                 $rem_num =~ s/^\s*-\s*//g;
2855                 $rem_num =~ s/\s*$//;
2856             } else {
2857                 $rem_num = $#icon_theme_name;
2858             }
2859             if ( $rem_num == $icon_theme_def ) {
2860                 print "You cannot remove the default icon theme!\n";
2861             } elsif ( $rem_num == $icon_theme_fallback ) {
2862                 print "You cannot remove the fallback icon theme!\n";
2863             } else {
2864                 $count          = 0;
2865                 @new_theme_name = ();
2866                 @new_theme_path = ();
2867                 while ( $count <= $#icon_theme_name ) {
2868                     if ( $count != $rem_num ) {
2869                         @new_theme_name = ( @new_theme_name, $icon_theme_name[$count] );
2870                         @new_theme_path = ( @new_theme_path, $icon_theme_path[$count] );
2871                     }
2872                     $count++;
2873                 }
2874                 @icon_theme_name = @new_theme_name;
2875                 @icon_theme_path = @new_theme_path;
2876                 if ( $icon_theme_def > $rem_num ) {
2877                     $icon_theme_def--;
2878                 }
2879             }
2880         } elsif ( $input =~ /^\s*t\s*/i ) {
2881             print "\nStarting detection...\n\n";
2882
2883             opendir( DIR, "../images/themes/" );
2884             @files = readdir(DIR);
2885             $cnt = 0;
2886             while ( $cnt <= $#files ) {
2887                 $filename = "../images/themes/" . $files[$cnt] .'/';
2888                 if ( -d "../images/themes/" . $files[$cnt] && $files[$cnt] !~ /^\./ && $files[$cnt] ne "CVS" ) {
2889                     $found = 0;
2890                     for ( $x = 0 ; $x <= $#icon_theme_path ; $x++ ) {
2891                         if ( $icon_theme_path[$x] eq $filename ) {
2892                             $found = 1;
2893                         }
2894                     }
2895                     if ( $found != 1 ) {
2896                         print "** Found icon theme: $filename\n";
2897                         print "   What is its name? ";
2898                         $nm = <STDIN>;
2899                         $nm =~ s/[\n\r]//g;
2900                         $icon_theme_name[ $#icon_theme_name + 1 ] = $nm;
2901                         $icon_theme_path[ $#icon_theme_path + 1 ] = $filename;
2902                     }
2903                 }
2904                 $cnt++;
2905             }
2906             print "\n";
2907             for ( $cnt = 0 ; $cnt <= $#icon_theme_path ; $cnt++ ) {
2908                 $filename = $icon_theme_path[$cnt];
2909                 if ( $filename ne "none" && $filename ne "template" && ! -d $filename ) {
2910                     print "  Removing $filename (file not found)\n";
2911                     $offset         = 0;
2912                     @new_icon_theme_name = ();
2913                     @new_icon_theme_path = ();
2914                     for ( $x = 0 ; $x < $#icon_theme_path ; $x++ ) {
2915                         if ( $icon_theme_path[$x] eq $filename ) {
2916                             $offset = 1;
2917                         }
2918                         if ( $offset == 1 ) {
2919                             $new_icon_theme_name[$x] = $icon_theme_name[ $x + 1 ];
2920                             $new_icon_theme_path[$x] = $icon_theme_path[ $x + 1 ];
2921                         } else {
2922                             $new_icon_theme_name[$x] = $icon_theme_name[$x];
2923                             $new_icon_theme_path[$x] = $icon_theme_path[$x];
2924                         }
2925                     }
2926                     @icon_theme_name = @new_icon_theme_name;
2927                     @icon_theme_path = @new_icon_theme_path;
2928                 }
2929             }
2930             print "\nDetection complete!\n\n";
2931
2932             closedir DIR;
2933         } elsif ( $input =~ /^\s*\?\s*/ ) {
2934             print ".------------------------------------.\n";
2935             print "| t             (detect icon themes) |\n";
2936             print "| +                 (add icon theme) |\n";
2937             print "| - N            (remove icon theme) |\n";
2938             print "| m N      (mark default icon theme) |\n";
2939             print "| f N        (set fallback icon set) |\n";
2940             print "| l               (list icon themes) |\n";
2941             print "| d                           (done) |\n";
2942             print "`------------------------------------'\n";
2943         }
2944         print "[icon_themes] command (?=help) > ";
2945         $input = <STDIN>;
2946         $input =~ s/[\r\n]//g;
2947     }
2948 }
2949
2950 sub command_templates {
2951     print "\nDefine the template sets that you wish to use.  If you have added\n";
2952     print "a template set of your own, just follow the instructions (?) about\n";
2953     print "how to add them.  You can also change the default template.\n";
2954
2955     print "\n  Available Templates:\n";
2956
2957     $count = 0;
2958     while ( $count <= $#templateset_name ) {
2959         if ( $templateset_id[$count] eq $templateset_default ) {
2960             print " d";
2961         } else {
2962             print "  ";
2963         }
2964         if ( $templateset_id[$count] eq $templateset_fallback ) {
2965             print "f ";
2966         } else {
2967             print "  ";
2968         }
2969         if ( $count < 10 ) {
2970             print " ";
2971         }
2972         $name       = $templateset_name[$count];
2973         $num_spaces = 35 - length($name);
2974         for ( $i = 0 ; $i < $num_spaces ; $i++ ) {
2975             $name = $name . " ";
2976         }
2977
2978         print " $count.  $name";
2979         print "($templateset_id[$count])\n";
2980
2981         $count++;
2982    }
2983    print "\n  d = default template set\n"
2984        . "  f = fallback template set\n\n";
2985
2986     $menu_text = ".-------------------------------------.\n"
2987                . "| t             (detect template set) |\n"
2988                . "| +                (add template set) |\n"
2989                . "| - N           (remove template set) |\n"
2990                . "| m N     (mark default template set) |\n"
2991                . "| f N     (set fallback template set) |\n"
2992                . "| l              (list template sets) |\n"
2993                . "| d                            (done) |\n"
2994                . "|-------------------------------------|\n"
2995                . "| where N is a template set number    |\n"
2996                . "`-------------------------------------'\n";
2997     print "\n";
2998     print $menu_text;
2999     print "\n[template set] command (?=help) > ";
3000
3001     $input = <STDIN>;
3002     $input =~ s/[\r\n]//g;
3003     while ( $input ne "d" ) {
3004
3005         # list template sets
3006         #
3007         if ( $input =~ /^\s*l\s*/i ) {
3008             $count = 0;
3009             while ( $count <= $#templateset_name ) {
3010                 if ( $templateset_id[$count] eq $templateset_default ) {
3011                     print " d";
3012                 } else {
3013                     print "  ";
3014                 }
3015                 if ( $templateset_id[$count] eq $templateset_fallback ) {
3016                     print "f ";
3017                 } else {
3018                     print "  ";
3019                 }
3020                 if ( $count < 10 ) {
3021                     print " ";
3022                 }
3023                 $name       = $templateset_name[$count];
3024                 $num_spaces = 35 - length($name);
3025                 for ( $i = 0 ; $i < $num_spaces ; $i++ ) {
3026                     $name = $name . " ";
3027                 }
3028
3029                 print " $count.  $name";
3030                 print "($templateset_id[$count])\n";
3031
3032                 $count++;
3033             }
3034             print "\n  d = default template set\n"
3035                 . "  f = fallback template set\n\n";
3036
3037         # mark default template set
3038         #
3039         } elsif ( $input =~ /^\s*m\s*[0-9]+/i ) {
3040             $old_def       = $templateset_default;
3041             $input =~ s/^\s*m\s*//;
3042             $templateset_default = $templateset_id[$input];
3043             if ( $templateset_default =~ /^\s*$/ ) {
3044                 print "Cannot set default template set to $input.  That template set does not exist.\n";
3045                 $templateset_default = $old_def;
3046             }
3047
3048         # set fallback template set
3049         #
3050         } elsif ( $input =~ /^\s*f\s*[0-9]+/i ) {
3051             $old_def       = $templateset_fallback;
3052             $input =~ s/^\s*f\s*//;
3053             $templateset_fallback = $templateset_id[$input];
3054             if ( $templateset_fallback =~ /^\s*$/ ) {
3055                 print "Cannot set fallback template set to $input.  That template set does not exist.\n";
3056                 $templateset_fallback = $old_def;
3057             }
3058
3059         # add template set
3060         #
3061         } elsif ( $input =~ /^\s*\+/ ) {
3062             print "\nWhat is the name of this template (as shown to your users): ";
3063             $name = <STDIN>;
3064             $name =~ s/[\r\n]//g;
3065             $templateset_name[ $#templateset_name + 1 ] = $name;
3066             print "\n\nThe directory name should not contain any path information\n"
3067                 . "or slashes, and should be the name of the directory that the\n"
3068                 . "template set is found in within the SquirrelMail templates\n"
3069                 . "directory.\n\n";
3070             print "What directory is this stored in (ex: default_advanced): ";
3071             $name = <STDIN>;
3072             $name =~ s/[\r\n]//g;
3073             $templateset_id[ $#templateset_id + 1 ] = $name;
3074
3075         # detect template sets
3076         #
3077         } elsif ( $input =~ /^\s*t\s*/i ) {
3078             print "\nStarting detection...\n\n";
3079             opendir( DIR, "../templates" );
3080             @files = readdir(DIR);
3081             $cnt = 0;
3082             while ( $cnt <= $#files ) {
3083                 if ( -d "../templates/" . $files[$cnt] && $files[$cnt] !~ /^\./ && $files[$cnt] ne "CVS" ) {
3084                     $filename = $files[$cnt];
3085                     $found = 0;
3086                     for ( $x = 0 ; $x <= $#templateset_id ; $x++ ) {
3087                         if ( $templateset_id[$x] eq $filename ) {
3088                             $found = 1;
3089                             last;
3090                         }
3091                     }
3092                     if ( $found != 1) {
3093                         print "** Found template set: $filename\n";
3094                         print "   What is it's name (as shown to your users)? ";
3095                         $nm = <STDIN>;
3096                         $nm =~ s/[\n\r]//g;
3097                         $templateset_id[ $#templateset_id + 1 ] = $filename;
3098                         $templateset_name[ $#templateset_name + 1 ] = $nm;
3099                     }
3100                 }
3101                 $cnt++;
3102             }
3103             print "\n";
3104             for ( $cnt= 0 ; $cnt <= $#templateset_id ; ) {
3105                 $filename = $templateset_id[$cnt];
3106                 if ( !(-d  change_to_rel_path('SM_PATH . \'templates/' . $filename)) ) {
3107                     print "  Removing \"$filename\" (template set directory not found)\n";
3108                     if ( $templateset_default eq $filename ) { $templateset_default = 'default'; }
3109                     if ( $templateset_fallback eq $filename ) { $templateset_fallback = 'default'; }
3110                     $offset         = 0;
3111                     @new_templateset_name = ();
3112                     @new_templateset_id = ();
3113                     for ( $x = 0 ; $x < $#templateset_id ; $x++ ) {
3114                         if ( $templateset_id[$x] eq $filename ) {
3115                             $offset = 1;
3116                         }
3117                         if ( $offset == 1 ) {
3118                             $new_templateset_name[$x] = $templateset_name[ $x + 1 ];
3119                             $new_templateset_id[$x] = $templateset_id[ $x + 1 ];
3120                         } else {
3121                             $new_templateset_name[$x] = $templateset_name[$x];
3122                             $new_templateset_id[$x] = $templateset_id[$x];
3123                         }
3124                     }
3125                     @templateset_name = @new_templateset_name;
3126                     @templateset_id = @new_templateset_id;
3127                 } else { $cnt++; }
3128             }
3129             print "\nDetection complete!\n\n";
3130
3131             closedir DIR;
3132
3133         # remove template set
3134         #
3135         # undocumented functionality of removing last template set isn't that great
3136         #} elsif ( $input =~ /^\s*-\s*[0-9]?/ ) {
3137         } elsif ( $input =~ /^\s*-\s*[0-9]+/ ) {
3138             if ( $input =~ /[0-9]+\s*$/ ) {
3139                 $rem_num = $input;
3140                 $rem_num =~ s/^\s*-\s*//g;
3141                 $rem_num =~ s/\s*$//;
3142             } else {
3143                 $rem_num = $#templateset_name;
3144             }
3145             if ( $templateset_id[$rem_num] eq $templateset_default ) {
3146                 print "You cannot remove the default template set!\n";
3147             } elsif ( $templateset_id[$rem_num] eq $templateset_fallback ) {
3148                 print "You cannot remove the fallback template set!\n";
3149             } else {
3150                 $count          = 0;
3151                 @new_templateset_name = ();
3152                 @new_templateset_id = ();
3153                 while ( $count <= $#templateset_name ) {
3154                     if ( $count != $rem_num ) {
3155                         @new_templateset_name = ( @new_templateset_name, $templateset_name[$count] );
3156                         @new_templateset_id = ( @new_templateset_id, $templateset_id[$count] );
3157                     }
3158                     $count++;
3159                 }
3160                 @templateset_name = @new_templateset_name;
3161                 @templateset_id = @new_templateset_id;
3162             }
3163
3164         # help
3165         #
3166         } elsif ( $input =~ /^\s*\?\s*/ ) {
3167             print $menu_text;
3168
3169         # command not understood
3170         #
3171         } else {
3172             print "Command not understood\n";
3173         }
3174
3175         print "[template set] command (?=help) > ";
3176         $input = <STDIN>;
3177         $input =~ s/[\r\n]//g;
3178     }
3179     return $templateset_default;
3180 }
3181
3182
3183 # sets default font size option
3184 sub command_default_fontsize {
3185     print "Enter default font size [$WHT$$default_fontsize$NRM]: $WHT";
3186     $new_size = <STDIN>;
3187     if ( $new_size eq "\n" ) {
3188         $new_size = $size;
3189     } else {
3190         $new_size =~ s/[\r\n]//g;
3191     }
3192     return $new_size;
3193 }
3194
3195 # controls available fontsets
3196 sub command_fontsets {
3197     # Greeting
3198     print "You can control fontsets available to end users here.\n";
3199     # set initial $input value
3200     $input = 'l';
3201     while ( $input ne "x" ) {
3202         if ( $input =~ /^\s*a\s*/i ) {
3203             # add new fontset
3204             print "\nFontset name: ";
3205             $name = <STDIN>;
3206             if (! $fontsets{trim($name)}) {
3207                 print "Fontset string: ";
3208                 $value = <STDIN>;
3209                 $fontsets{trim($name)} = trim($value);
3210             } else {
3211                 print "\nERROR: Such fontset already exists.\n";
3212             }
3213         } elsif ( $input =~ /^\s*e\s*/i ) {
3214             # edit existing fontset
3215             print "\nFontset name: ";
3216             $name = <STDIN>;
3217             if (! $fontsets{trim($name)}) {
3218                 print "\nERROR: No such fontset.\n";
3219             } else {
3220                 print "Fontset string [$fontsets{trim($name)}]: ";
3221                 $value = <STDIN>;
3222                 $fontsets{trim($name)} = trim($value);
3223             }
3224         } elsif ( $input =~ /^\s*d\s*/ ) {
3225             # delete existing fontset
3226             print "\nFontset name: ";
3227             $name = <STDIN>;
3228             if (! $fontsets{trim($name)}) {
3229                 print "\nERROR: No such fontset.\n";
3230             } else {
3231                 delete $fontsets{trim($name)};
3232             }
3233         } elsif ( $input =~ /^\s*l\s*/ ) {
3234             # list fontsets
3235             print "\nConfigured fontsets:\n";
3236             while (($fontset_name, $fontset_string) = each(%fontsets)) {
3237                 print "  $fontset_name = $fontset_string\n";
3238             }
3239             print "Default fontset: $default_fontset\n";
3240         } elsif ( $input =~ /^\s*m\s*/ ) {
3241             # set default fontset
3242             print "\nSet default fontset [$default_fontset]: ";
3243             $name = <STDIN>;
3244             if (trim($name) ne '' and ! $fontsets{trim($name)}) {
3245                 print "\nERROR: No such fontset.\n";
3246             } else {
3247                 $default_fontset = trim($name);
3248             }
3249         } else {
3250             # print available commands on any other input
3251             print "\nAvailable commands:\n";
3252             print "  a - Adds new fontset.\n";
3253             print "  d - Deletes existing fontset.\n";
3254             print "  e - Edits existing fontset.\n";
3255             print "  h or ? - Shows this help screen.\n";
3256             print "  l - Lists available fontsets.\n";
3257             print "  m - Sets default fontset.\n";
3258             print "  x - Exits fontset editor mode.\n";
3259         }
3260         print "\nCommand [fontsets] (a,d,e,h,?=help,l,m,x)> ";
3261         $input = <STDIN>;
3262         $input =~ s/[\r\n]//g;
3263     }
3264 }
3265
3266 sub command61 {
3267     print "You can now define different LDAP servers.\n";
3268     print "Please ensure proper permissions for config.php when including\n";
3269     print "sensitive passwords.\n\n";
3270     print "[ldap] command (?=help) > ";
3271     $input = <STDIN>;
3272     $input =~ s/[\r\n]//g;
3273     while ( $input ne "d" ) {
3274         if ( $input =~ /^\s*l\s*/i ) {
3275             $count = 0;
3276             while ( $count <= $#ldap_host ) {
3277                 print "$count. $ldap_host[$count]\n";
3278                 print "        base: $ldap_base[$count]\n";
3279                 if ( $ldap_charset[$count] ) {
3280                     print "     charset: $ldap_charset[$count]\n";
3281                 }
3282                 if ( $ldap_port[$count] ) {
3283                     print "        port: $ldap_port[$count]\n";
3284                 }
3285                 if ( $ldap_name[$count] ) {
3286                     print "        name: $ldap_name[$count]\n";
3287                 }
3288                 if ( $ldap_maxrows[$count] ) {
3289                     print "     maxrows: $ldap_maxrows[$count]\n";
3290                 }
3291                 if ( $ldap_filter[$count] ) {
3292                     print "      filter: $ldap_filter[$count]\n";
3293                 }
3294                 if ( $ldap_binddn[$count] ) {
3295                     print "      binddn: $ldap_binddn[$count]\n";
3296                     if ( $ldap_bindpw[$count] ) {
3297                         print "      bindpw: $ldap_bindpw[$count]\n";
3298                     }
3299                 }
3300                 if ( $ldap_protocol[$count] ) {
3301                     print "    protocol: $ldap_protocol[$count]\n";
3302                 }
3303                 if ( $ldap_limit_scope[$count] ) {
3304                     print " limit_scope: $ldap_limit_scope[$count]\n";
3305                 }
3306                 if ( $ldap_listing[$count] ) {
3307                     print "     listing: $ldap_listing[$count]\n";
3308                 }
3309                 if ( $ldap_writeable[$count] ) {
3310                     print "   writeable: $ldap_writeable[$count]\n";
3311                 }
3312                 if ( $ldap_search_tree[$count] ) {
3313                     print " search_tree: $ldap_search_tree[$count]\n";
3314                 }
3315                 if ( $ldap_starttls[$count] ) {
3316                     print "    starttls: $ldap_starttls[$count]\n";
3317                 }
3318
3319                 print "\n";
3320                 $count++;
3321             }
3322         } elsif ( $input =~ /^\s*\+/ ) {
3323             $sub = $#ldap_host + 1;
3324
3325             print "First, we need to have the hostname or the IP address where\n";
3326             print "this LDAP server resides. Example: ldap.bigfoot.com\n";
3327             print "\n";
3328             print "You can use any URI compatible with your LDAP library. Please\n";
3329             print "note that StartTLS option is not compatible with ldaps and\n";
3330             print "ldapi URIs.\n";
3331             print "hostname: ";
3332             $name = <STDIN>;
3333             $name =~ s/[\r\n]//g;
3334             $ldap_host[$sub] = $name;
3335
3336             print "\n";
3337
3338             print "Next, we need the server root (base dn).  For this, an empty\n";
3339             print "string is allowed.\n";
3340             print "Example: ou=member_directory,o=netcenter.com\n";
3341             print "base: ";
3342             $name = <STDIN>;
3343             $name =~ s/[\r\n]//g;
3344             $ldap_base[$sub] = $name;
3345
3346             print "\n";
3347
3348             print "This is the TCP/IP port number for the LDAP server.  Default\n";
3349             print "port is 389.  This is optional.  Press ENTER for default.\n";
3350             print "port: ";
3351             $name = <STDIN>;
3352             $name =~ s/[\r\n]//g;
3353             $ldap_port[$sub] = $name;
3354
3355             print "\n";
3356
3357             print "This is the charset for the server.  Default is utf-8.  This\n";
3358             print "is also optional.  Press ENTER for default.\n";
3359             print "charset: ";
3360             $name = <STDIN>;
3361             $name =~ s/[\r\n]//g;
3362             $ldap_charset[$sub] = $name;
3363
3364             print "\n";
3365
3366             print "This is the name for the server, used to tag the results of\n";
3367             print "the search.  Default it \"LDAP: hostname\".  Press ENTER for default\n";
3368             print "name: ";
3369             $name = <STDIN>;
3370             $name =~ s/[\r\n]//g;
3371             $ldap_name[$sub] = $name;
3372
3373             print "\n";
3374
3375             print "You can specify the maximum number of rows in the search result.\n";
3376             print "Default value is equal to 250 rows.  Press ENTER for default.\n";
3377             print "maxrows: ";
3378             $name = <STDIN>;
3379             $name =~ s/[\r\n]//g;
3380             $ldap_maxrows[$sub] = $name;
3381
3382
3383             print "\n";
3384
3385             print "If your LDAP server does not like anonymous logins, you can specify bind DN.\n";
3386             print "Default is none, anonymous bind.  Press ENTER for default.\n";
3387             print "binddn: ";
3388             $name = <STDIN>;
3389             $name =~ s/[\r\n]//g;
3390             $ldap_binddn[$sub] = $name;
3391
3392             print "\n";
3393
3394             if ( $ldap_binddn[$sub] ne '' ) {
3395
3396                 print "Now, please specify password for that DN.\n";
3397                 print "bindpw: ";
3398                 $name = <STDIN>;
3399                 $name =~ s/[\r\n]//g;
3400                 $ldap_bindpw[$sub] = $name;
3401
3402                 print "\n";
3403             }
3404
3405             print "You can specify bind protocol version here.\n";
3406             print "Default protocol version depends on your php ldap settings.\n";
3407             print "Press ENTER for default.\n";
3408             print "protocol: ";
3409             $name = <STDIN>;
3410             $name =~ s/[\r\n]//g;
3411             $ldap_protocol[$sub] = $name;
3412
3413             print "\n";
3414
3415             print "This configuration section allows to set some rarely used\n";
3416             print "options and options specific to some LDAP implementations.\n";
3417             print "\n";
3418             print "Do you want to set advanced LDAP directory settings? (y/N):";
3419             $ldap_advanced_settings = <STDIN>;
3420             if ( $ldap_advanced_settings =~ /^y\n/i ) {
3421                 $ldap_advanced_settings = 'true';
3422             } else {
3423                 $ldap_advanced_settings = 'false';
3424             }
3425
3426             if ($ldap_advanced_settings eq 'true') {
3427               print "\n";
3428
3429               print "You can control LDAP directory listing here. This option can\n";
3430               print "be useful if you run small LDAP server and want to provide listing\n";
3431               print "of all addresses stored in LDAP to users of webmail interface.\n";
3432               print "Number of displayed entries is limited by maxrows setting.\n";
3433               print "\n";
3434               print "Don't enable this option for public LDAP directories.\n";
3435               print "\n";
3436               print "Allow listing of LDAP directory? (y/N):";
3437               $name = <STDIN>;
3438               if ( $name =~ /^y\n/i ) {
3439                 $name = 'true';
3440               } else {
3441                 $name = 'false';
3442               }
3443               $ldap_listing[$sub] = $name;
3444
3445               print "\n";
3446
3447               print "You can control write access to LDAP address book here. This option can\n";
3448               print "be useful if you run small LDAP server and want to provide writable\n";
3449               print "shared address book stored in LDAP to users of webmail interface.\n";
3450               print "\n";
3451               print "Don't enable this option for public LDAP directories.\n";
3452               print "\n";
3453               print "Allow writing to LDAP directory? (y/N):";
3454               $name = <STDIN>;
3455               if ( $name =~ /^y\n/i ) {
3456                 $name = 'true';
3457               } else {
3458                 $name = 'false';
3459               }
3460               $ldap_writeable[$sub] = $name;
3461
3462               print "\n";
3463
3464               print "You can specify an additional search filter.\n";
3465               print "This could be something like \"(objectclass=posixAccount)\".\n";
3466               print "No filtering is performed by default. Press ENTER for default.\n";
3467               print "filter: ";
3468               $name = <STDIN>;
3469               $name =~ s/[\r|\n]//g;
3470               $ldap_filter[$sub] = $name;
3471
3472               print "\n";
3473
3474               print "You can control search scope here.\n";
3475               print "This option is specific to Microsoft ADS implementation.\n";
3476               print "It requires use of v3 or newer LDAP protocol.\n";
3477               print "Don't enable it, if you use other LDAP server.\n";
3478               print "\n";
3479               print "Limit ldap scope? (y/N):";
3480               $name = <STDIN>;
3481               if ( $name =~ /^y\n/i ) {
3482                 $name = 'true';
3483               } else {
3484                 $name = 'false';
3485               }
3486               $ldap_limit_scope[$sub] = $name;
3487
3488               print "\n";
3489
3490               print "You can control ldap search type here.\n";
3491               print "Addresses can be searched in entire LDAP subtree (default)\n";
3492               print "or only first level entries are returned.\n";
3493               print "\n";
3494               print "Search entire LDAP subtree? (Y/n):";
3495               $name = <STDIN>;
3496               if ( $name =~ /^n\n/i ) {
3497                 $name = 'false';
3498               } else {
3499                 $name = 'true';
3500               }
3501               $ldap_search_tree[$sub] = $name;
3502
3503               print "\n";
3504
3505               print "You can control use of StartTLS on LDAP connection here.\n";
3506               print "This option requires use of v3 or newer LDAP protocol and php 4.2+.\n";
3507               print "\n";
3508               print "Use StartTLS? (y/N):";
3509               $name = <STDIN>;
3510               if ( $name =~ /^y\n/i ) {
3511                 $name = 'true';
3512               } else {
3513                 $name = 'false';
3514               }
3515               $ldap_starttls[$sub] = $name;
3516             }
3517             print "\n";
3518
3519         } elsif ( $input =~ /^\s*-\s*[0-9]?/ ) {
3520             if ( $input =~ /[0-9]+\s*$/ ) {
3521                 $rem_num = $input;
3522                 $rem_num =~ s/^\s*-\s*//g;
3523                 $rem_num =~ s/\s*$//;
3524             } else {
3525                 $rem_num = $#ldap_host;
3526             }
3527             $count            = 0;
3528             @new_ldap_host    = ();
3529             @new_ldap_base    = ();
3530             @new_ldap_port    = ();
3531             @new_ldap_name    = ();
3532             @new_ldap_charset = ();
3533             @new_ldap_maxrows = ();
3534             @new_ldap_filter  = ();
3535             @new_ldap_bindpw  = ();
3536             @new_ldap_binddn  = ();
3537             @new_ldap_protocol = ();
3538             @new_ldap_limit_scope = ();
3539             @new_ldap_listing = ();
3540             @new_ldap_writeable = ();
3541             @new_ldap_search_tree = ();
3542             @new_ldap_starttls = ();
3543
3544             while ( $count <= $#ldap_host ) {
3545                 if ( $count != $rem_num ) {
3546                     @new_ldap_host    = ( @new_ldap_host,    $ldap_host[$count] );
3547                     @new_ldap_base    = ( @new_ldap_base,    $ldap_base[$count] );
3548                     @new_ldap_port    = ( @new_ldap_port,    $ldap_port[$count] );
3549                     @new_ldap_name    = ( @new_ldap_name,    $ldap_name[$count] );
3550                     @new_ldap_charset = ( @new_ldap_charset, $ldap_charset[$count] );
3551                     @new_ldap_maxrows = ( @new_ldap_maxrows, $ldap_maxrows[$count] );
3552                     @new_ldap_filter  = ( @new_ldap_filter,  $ldap_filter[$count] );
3553                     @new_ldap_binddn  = ( @new_ldap_binddn,  $ldap_binddn[$count] );
3554                     @new_ldap_bindpw  = ( @new_ldap_bindpw,  $ldap_bindpw[$count] );
3555                     @new_ldap_protocol  = ( @new_ldap_protocol,  $ldap_protocol[$count] );
3556                     @new_ldap_limit_scope = ( @new_ldap_limit_scope,  $ldap_limit_scope[$count] );
3557                     @new_ldap_listing = ( @new_ldap_listing, $ldap_listing[$count] );
3558                     @new_ldap_writeable = ( @new_ldap_writeable, $ldap_writeable[$count] );
3559                     @new_ldap_search_tree = ( @new_ldap_search_tree, $ldap_search_tree[$count] );
3560                     @new_ldap_starttls = ( @new_ldap_starttls, $ldap_starttls[$count] );
3561                 }
3562                 $count++;
3563             }
3564             @ldap_host    = @new_ldap_host;
3565             @ldap_base    = @new_ldap_base;
3566             @ldap_port    = @new_ldap_port;
3567             @ldap_name    = @new_ldap_name;
3568             @ldap_charset = @new_ldap_charset;
3569             @ldap_maxrows = @new_ldap_maxrows;
3570             @ldap_filter  = @new_ldap_filter;
3571             @ldap_binddn  = @new_ldap_binddn;
3572             @ldap_bindpw  = @new_ldap_bindpw;
3573             @ldap_protocol = @new_ldap_protocol;
3574             @ldap_limit_scope = @new_ldap_limit_scope;
3575             @ldap_listing = @new_ldap_listing;
3576             @ldap_writeable = @new_ldap_writeable;
3577             @ldap_search_tree = @new_ldap_search_tree;
3578             @ldap_starttls = @new_ldap_starttls;
3579
3580         } elsif ( $input =~ /^\s*\?\s*/ ) {
3581             print ".-------------------------.\n";
3582             print "| +            (add host) |\n";
3583             print "| - N       (remove host) |\n";
3584             print "| l          (list hosts) |\n";
3585             print "| d                (done) |\n";
3586             print "`-------------------------'\n";
3587         }
3588         print "[ldap] command (?=help) > ";
3589         $input = <STDIN>;
3590         $input =~ s/[\r\n]//g;
3591     }
3592 }
3593
3594 sub command62 {
3595     print "Some of our developers have come up with very good javascript interface\n";
3596     print "for searching through address books, however, our original goals said\n";
3597     print "that we would be 100% HTML.  In order to make it possible to use their\n";
3598     print "interface, and yet stick with our goals, we have also written a plain\n";
3599     print "HTML version of the search.  Here, you can choose which version to use.\n";
3600     print "\n";
3601     print "This is just the default value.  It is also a user option that each\n";
3602     print "user can configure individually\n";
3603     print "\n";
3604
3605     if ( lc($default_use_javascript_addr_book) eq 'true' ) {
3606         $default_value = "y";
3607     } else {
3608         $default_use_javascript_addr_book = 'false';
3609         $default_value                    = "n";
3610     }
3611     print "Use javascript version by default (y/n) [$WHT$default_value$NRM]: $WHT";
3612     $new_show = <STDIN>;
3613     if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
3614         $default_use_javascript_addr_book = 'true';
3615     } else {
3616         $default_use_javascript_addr_book = 'false';
3617     }
3618     return $default_use_javascript_addr_book;
3619 }
3620
3621 # global filebased address book
3622 sub command63 {
3623     print "If you want to use global file address book, then you\n";
3624     print "must set this option to a valid value. If option does\n";
3625     print "not have path elements, system assumes that file is\n";
3626     print "stored in data directory. If relative path is set, it is\n";
3627     print "relative to main SquirrelMail directory. If value is empty,\n";
3628     print "address book is not enabled.\n";
3629     print "\n";
3630
3631     print "[$WHT$abook_global_file$NRM]: $WHT";
3632     $new_abook_global_file = <STDIN>;
3633     if ( $new_abook_global_file eq "\n" ) {
3634         $new_abook_global_file = $abook_global_file;
3635     } else {
3636         $new_abook_global_file =~ s/[\r\n]//g;
3637     }
3638     return $new_abook_global_file;
3639 }
3640
3641 # writing into global filebased abook control
3642 sub command64 {
3643     print "This setting controls writing into global file address\n";
3644     print "book options. Address book file must be writeable by\n";
3645     print "webserver's user, if you want to enable this option.\n";
3646     print "\n";
3647
3648     if ( lc($abook_global_file_writeable) eq 'true' ) {
3649         $default_value = "y";
3650     } else {
3651         $abook_global_file_writeable = 'false';
3652         $default_value               = "n";
3653     }
3654     print "Allow writing into global file address book (y/n) [$WHT$default_value$NRM]: $WHT";
3655     $new_show = <STDIN>;
3656     if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
3657         $abook_global_file_writeable = 'true';
3658     } else {
3659         $abook_global_file_writeable = 'false';
3660     }
3661     return $abook_global_file_writeable;
3662 }
3663
3664 # listing of global filebased abook control
3665 sub command65 {
3666     print "This setting controls listing of global file address\n";
3667     print "book in addresses page.\n";
3668     print "\n";
3669
3670     if ( lc($abook_global_file_listing) eq 'true' ) {
3671         $default_value = "y";
3672     } else {
3673         $abook_global_file_listing = 'false';
3674         $default_value               = "n";
3675     }
3676     print "Allow listing of global file address book (y/n) [$WHT$default_value$NRM]: $WHT";
3677     $new_show = <STDIN>;
3678     if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
3679         $abook_global_file_listing = 'true';
3680     } else {
3681         $abook_global_file_listing = 'false';
3682     }
3683     return $abook_global_file_listing;
3684 }
3685
3686 # controls $abook_file_line_length setting
3687 sub command_abook_file_line_length {
3688     print "This setting controls space allocated to file based address book records.\n";
3689     print "End users will be unable to save address book entry, if total entry size \n";
3690     print "(quoted address book fields + 4 delimiters + linefeed) exceeds allowed \n";
3691     print "address book length size.\n";
3692     print "\n";
3693     print "Same setting is applied to personal and global file based address books.\n";
3694     print "\n";
3695     print "It is strongly recommended to keep default setting value. Change it only\n";
3696     print "if you really want to store address book entries that are bigger than two\n";
3697     print "kilobytes (2048).\n";
3698     print "\n";
3699
3700     print "Enter allowed address book line length [$abook_file_line_length]: ";
3701     my $tmp = <STDIN>;
3702     $tmp = trim($tmp);
3703     # value is not modified, if user hits Enter or enters space
3704     if ($tmp ne '') {
3705         # make sure that input is numeric
3706         if ($tmp =~ /^\d+$/) {
3707             $abook_file_line_length = $tmp;
3708         } else {
3709             print "If you want to change this setting, you must enter number.\n";
3710             print "If you want to keep original setting - enter space.\n\n";
3711             print "Press Enter to continue...";
3712             $tmp = <STDIN>;
3713         }
3714     }
3715 }
3716
3717 sub command91 {
3718     print "If you want to store your users address book details in a database then\n";
3719     print "you need to set this DSN to a valid value. The format for this is:\n";
3720     print "mysql://user:pass\@hostname/dbname\n";
3721     print "Where mysql can be one of the databases PHP supports, the most common\n";
3722     print "of these are mysql, msql and pgsql.\n";
3723     print "Please ensure proper permissions for config.php when including\n";
3724     print "sensitive passwords.\n\n";
3725     print "If the DSN is left empty (hit space and then return) the database\n";
3726     print "related code for address books will not be used.\n";
3727     print "\n";
3728
3729     if ( $addrbook_dsn eq "" ) {
3730         $default_value = "Disabled";
3731     } else {
3732         $default_value = $addrbook_dsn;
3733     }
3734     print "[$WHT$addrbook_dsn$NRM]: $WHT";
3735     $new_dsn = <STDIN>;
3736     if ( $new_dsn eq "\n" ) {
3737         $new_dsn = "";
3738     } else {
3739         $new_dsn =~ s/[\r\n]//g;
3740         $new_dsn =~ s/^\s+$//g;
3741     }
3742     return $new_dsn;
3743 }
3744
3745 sub command92 {
3746     print "This is the name of the table you want to store the address book\n";
3747     print "data in, it defaults to 'address'\n";
3748     print "\n";
3749     print "[$WHT$addrbook_table$NRM]: $WHT";
3750     $new_table = <STDIN>;
3751     if ( $new_table eq "\n" ) {
3752         $new_table = $addrbook_table;
3753     } else {
3754         $new_table =~ s/[\r\n]//g;
3755     }
3756     return $new_table;
3757 }
3758
3759 sub command93 {
3760     print "If you want to store your users preferences in a database then\n";
3761     print "you need to set this DSN to a valid value. The format for this is:\n";
3762     print "mysql://user:pass\@hostname/dbname\n";
3763     print "Where mysql can be one of the databases PHP supports, the most common\n";
3764     print "of these are mysql, msql and pgsql.\n";
3765     print "Please ensure proper permissions for config.php when including\n";
3766     print "sensitive passwords.\n\n";
3767     print "If the DSN is left empty (hit space and then return) the database\n";
3768     print "related code for address books will not be used.\n";
3769     print "\n";
3770
3771     if ( $prefs_dsn eq "" ) {
3772         $default_value = "Disabled";
3773     } else {
3774         $default_value = $prefs_dsn;
3775     }
3776     print "[$WHT$prefs_dsn$NRM]: $WHT";
3777     $new_dsn = <STDIN>;
3778     if ( $new_dsn eq "\n" ) {
3779         $new_dsn = "";
3780     } else {
3781         $new_dsn =~ s/[\r\n]//g;
3782         $new_dsn =~ s/^\s+$//g;
3783     }
3784     return $new_dsn;
3785 }
3786
3787 sub command94 {
3788     print "This is the name of the table you want to store the preferences\n";
3789     print "data in, it defaults to 'userprefs'\n";
3790     print "\n";
3791     print "[$WHT$prefs_table$NRM]: $WHT";
3792     $new_table = <STDIN>;
3793     if ( $new_table eq "\n" ) {
3794         $new_table = $prefs_table;
3795     } else {
3796         $new_table =~ s/[\r\n]//g;
3797     }
3798     return $new_table;
3799 }
3800
3801 sub command95 {
3802     print "This is the name of the field in which you want to store the\n";
3803     print "username of the person the prefs are for. It default to 'user'\n";
3804     print "which clashes with a reserved keyword in PostgreSQL so this\n";
3805     print "will need to be changed for that database at least\n";
3806     print "\n";
3807     print "[$WHT$prefs_user_field$NRM]: $WHT";
3808     $new_field = <STDIN>;
3809     if ( $new_field eq "\n" ) {
3810         $new_field = $prefs_user_field;
3811     } else {
3812         $new_field =~ s/[\r\n]//g;
3813     }
3814     $prefs_user_size = db_pref_size($prefs_user_size);
3815     return $new_field;
3816 }
3817
3818 sub command96 {
3819     print "This is the name of the field in which you want to store the\n";
3820     print "preferences keyword. It defaults to 'prefkey'\n";
3821     print "\n";
3822     print "[$WHT$prefs_key_field$NRM]: $WHT";
3823     $new_field = <STDIN>;
3824     if ( $new_field eq "\n" ) {
3825         $new_field = $prefs_key_field;
3826     } else {
3827         $new_field =~ s/[\r\n]//g;
3828     }
3829     $prefs_key_size = db_pref_size($prefs_key_size);
3830     return $new_field;
3831 }
3832
3833 sub command97 {
3834     print "This is the name of the field in which you want to store the\n";
3835     print "preferences value. It defaults to 'prefval'\n";
3836     print "\n";
3837     print "[$WHT$prefs_val_field$NRM]: $WHT";
3838     $new_field = <STDIN>;
3839     if ( $new_field eq "\n" ) {
3840         $new_field = $prefs_val_field;
3841     } else {
3842         $new_field =~ s/[\r\n]//g;
3843     }
3844     $prefs_val_size = db_pref_size($prefs_val_size);
3845     return $new_field;
3846 }
3847
3848 # routine is used to set database field limits
3849 # it needs one argument
3850 sub db_pref_size() {
3851     my ($size) = $_[0];
3852     print "\nDatabase fields have size limits.\n";
3853     print "\n";
3854     print "What limit is set for this field? [$WHT$size$NRM]: $WHT";
3855     $new_size = <STDIN>;
3856     if ( $new_size eq "\n" ) {
3857         $new_size = $size;
3858     } else {
3859         $new_size =~ s/[\r\n]//g;
3860     }
3861     return $new_size;
3862 }
3863
3864 sub command98 {
3865     print "If you want to store your global address book in a database then\n";
3866     print "you need to set this DSN to a valid value. The format for this is:\n";
3867     print "mysql://user:pass\@hostname/dbname\n";
3868     print "Where mysql can be one of the databases PHP supports, the most common\n";
3869     print "of these are mysql, msql and pgsql.\n";
3870     print "Please ensure proper permissions for config.php when including\n";
3871     print "sensitive passwords.\n\n";
3872     print "If the DSN is left empty (hit space and then return) the database\n";
3873     print "related code for global SQL address book will not be used.\n";
3874     print "\n";
3875
3876     if ( $addrbook_global_dsn eq "" ) {
3877         $default_value = "Disabled";
3878     } else {
3879         $default_value = $addrbook_global_dsn;
3880     }
3881     print "[$WHT$addrbook_global_dsn$NRM]: $WHT";
3882     $new_dsn = <STDIN>;
3883     if ( $new_dsn eq "\n" ) {
3884         $new_dsn = "";
3885     } else {
3886         $new_dsn =~ s/[\r\n]//g;
3887         $new_dsn =~ s/^\s+$//g;
3888     }
3889     return $new_dsn;
3890 }
3891
3892 sub command99 {
3893     print "This is the name of the table you want to store the global address book\n";
3894     print "data in. Default table name is 'global_abook'. Address book uses same\n";
3895     print "database format as personal address book.\n";
3896     print "\n";
3897     print "[$WHT$addrbook_global_table$NRM]: $WHT";
3898     $new_table = <STDIN>;
3899     if ( $new_table eq "\n" ) {
3900         $new_table = $addrbook_global_table;
3901     } else {
3902         $new_table =~ s/[\r\n]//g;
3903     }
3904     return $new_table;
3905 }
3906
3907 sub command910 {
3908     print "This option controls users\' ability to add or modify records stored \n";
3909     print "in global address book\n";
3910
3911     if ( lc($addrbook_global_writeable) eq 'true' ) {
3912         $default_value = "y";
3913     } else {
3914         $default_value = "n";
3915     }
3916     print "Allow writing into global address book? (y/n) [$WHT$default_value$NRM]: $WHT";
3917     $addrbook_global_writeable = <STDIN>;
3918     if ( ( $addrbook_global_writeable =~ /^y\n/i ) || ( ( $addrbook_global_writeable =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
3919         $addrbook_global_writeable = 'true';
3920     } else {
3921         $addrbook_global_writeable = 'false';
3922     }
3923     return $addrbook_global_writeable;
3924 }
3925
3926 sub command911 {
3927     print "Enable this option if you want to see listing of addresses stored \n";
3928     print "in global address book\n";
3929
3930     if ( lc($addrbook_global_listing) eq 'true' ) {
3931         $default_value = "y";
3932     } else {
3933         $default_value = "n";
3934     }
3935     print "Allow listing of global address book? (y/n) [$WHT$default_value$NRM]: $WHT";
3936     $addrbook_global_listing = <STDIN>;
3937     if ( ( $addrbook_global_listing =~ /^y\n/i ) || ( ( $addrbook_global_listing =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
3938         $addrbook_global_listing = 'true';
3939     } else {
3940         $addrbook_global_listing = 'false';
3941     }
3942     return $addrbook_global_listing;
3943 }
3944
3945
3946 # Default language
3947 sub commandA1 {
3948     print "SquirrelMail attempts to set the language in many ways.  If it\n";
3949     print "can not figure it out in another way, it will default to this\n";
3950     print "language.  Please use the code for the desired language.\n";
3951     print "\n";
3952     print "[$WHT$squirrelmail_default_language$NRM]: $WHT";
3953     $new_squirrelmail_default_language = <STDIN>;
3954     if ( $new_squirrelmail_default_language eq "\n" ) {
3955         $new_squirrelmail_default_language = $squirrelmail_default_language;
3956     } else {
3957         $new_squirrelmail_default_language =~ s/[\r\n]//g;
3958         $new_squirrelmail_default_language =~ s/^\s+$//g;
3959     }
3960     return $new_squirrelmail_default_language;
3961 }
3962 # Default Charset
3963 sub commandA2 {
3964     print "This option controls what character set is used when sending\n";
3965     print "mail and when sending HTML to the browser. Option works only\n";
3966     print "with US English (en_US) translation. Other translations use\n";
3967     print "charsets that are set in translation settings.\n";
3968     print "\n";
3969
3970     print "[$WHT$default_charset$NRM]: $WHT";
3971     $new_default_charset = <STDIN>;
3972     if ( $new_default_charset eq "\n" ) {
3973         $new_default_charset = $default_charset;
3974     } else {
3975         $new_default_charset =~ s/[\r\n]//g;
3976     }
3977     return $new_default_charset;
3978 }
3979 # Alternative language names
3980 sub commandA3 {
3981     print "Enable this option if you want to see localized language names in\n";
3982     print "language selection box. Note, that this option can trigger\n";
3983     print "installation of foreign language support modules in some browsers.\n";
3984     print "\n";
3985
3986     if ( lc($show_alternative_names) eq 'true' ) {
3987         $default_value = "y";
3988     } else {
3989         $default_value = "n";
3990     }
3991     print "Show alternative language names? (y/n) [$WHT$default_value$NRM]: $WHT";
3992     $show_alternative_names = <STDIN>;
3993     if ( ( $show_alternative_names =~ /^y\n/i ) || ( ( $show_alternative_names =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
3994         $show_alternative_names = 'true';
3995     } else {
3996         $show_alternative_names = 'false';
3997     }
3998     return $show_alternative_names;
3999 }
4000
4001 # Aggressive decoding
4002 sub commandA4 {
4003     print "Enable this option if you want to use CPU and memory intensive decoding\n";
4004     print "functions. This option allows reading multibyte charset, that are used\n";
4005     print "in Eastern Asia. SquirrelMail will try to use recode functions here,\n";
4006     print "even when you have disabled use of recode in Tweaks section.\n";
4007     print "\n";
4008
4009     if ( lc($aggressive_decoding) eq 'true' ) {
4010         $default_value = "y";
4011     } else {
4012         $default_value = "n";
4013     }
4014     print "Enable aggressive decoding? (y/n) [$WHT$default_value$NRM]: $WHT";
4015     $aggressive_decoding = <STDIN>;
4016     if ( ( $aggressive_decoding =~ /^y\n/i ) || ( ( $aggressive_decoding =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
4017         $aggressive_decoding = 'true';
4018     } else {
4019         $aggressive_decoding = 'false';
4020     }
4021     return $aggressive_decoding;
4022 }
4023
4024 # Lossy encoding
4025 sub commandA5 {
4026     print "Enable this option if you want to allow lossy charset encoding in message\n";
4027     print "composition pages. This option allows charset conversions when output\n";
4028     print "charset does not support all symbols used in original charset. Symbols\n";
4029     print "unsupported by output charset will be replaced with question marks.\n";
4030     print "\n";
4031
4032     if ( lc($lossy_encoding) eq 'true' ) {
4033         $default_value = "y";
4034     } else {
4035         $default_value = "n";
4036     }
4037     print "Enable lossy encoding? (y/n) [$WHT$default_value$NRM]: $WHT";
4038     $lossy_encoding = <STDIN>;
4039     if ( ( $lossy_encoding =~ /^y\n/i ) || ( ( $lossy_encoding =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
4040         $lossy_encoding = 'true';
4041     } else {
4042         $lossy_encoding = 'false';
4043     }
4044     return $lossy_encoding;
4045 }
4046
4047 # display html emails in iframe
4048 sub commandB2 {
4049     print "This option can enable html email rendering inside iframe.\n";
4050     print "Inline frames are used in order to provide sandbox environment";
4051     print "for html code included in html formated emails.";
4052     print "Option is experimental and might have glitches in some parts of code.";
4053     print "\n";
4054
4055     if ( lc($use_iframe) eq 'true' ) {
4056         $default_value = "y";
4057     } else {
4058         $default_value = "n";
4059     }
4060     print "Display html emails in iframe? (y/n) [$WHT$default_value$NRM]: $WHT";
4061     $use_iframe = <STDIN>;
4062     if ( ( $use_iframe =~ /^y\n/i ) || ( ( $use_iframe =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
4063         $use_iframe = 'true';
4064     } else {
4065         $use_iframe = 'false';
4066     }
4067     return $use_iframe;
4068 }
4069 # use icons
4070 sub commandB3 {
4071     print "Enabling this option will cause icons to be used instead of text\n";
4072     print "markers next to each message in mailbox lists that represent\n";
4073     print "new, read, flagged, and deleted messages, as well as those that\n";
4074     print "have been replied to and forwarded. Icons are also used next to\n";
4075     print "(un)expanded folders in the folder list (Oldway = false).  These\n";
4076     print "icons are quite small, but will obviously be more of a resource\n";
4077     print "drain than text markers.\n";
4078     print "\n";
4079
4080     if ( lc($use_icons) eq 'true' ) {
4081         $default_value = "y";
4082     } else {
4083         $default_value = "n";
4084     }
4085     print "Use icons? (y/n) [$WHT$default_value$NRM]: $WHT";
4086     $use_icons = <STDIN>;
4087     if ( ( $use_icons =~ /^y\n/i ) || ( ( $use_icons =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
4088         $use_icons = 'true';
4089     } else {
4090         $use_icons = 'false';
4091     }
4092     return $use_icons;
4093 }
4094 # php recode
4095 sub commandB4 {
4096     print "Enable this option if you want to use php recode functions to read\n";
4097     print "emails written in charset that differs from the one that is set in\n";
4098     print "translation selected by user. Code is experimental, it might cause\n";
4099     print "errors, if email contains charset unsupported by recode or if your\n";
4100     print "php does not have recode support.\n";
4101     print "\n";
4102
4103     if ( lc($use_php_recode) eq 'true' ) {
4104         $default_value = "y";
4105     } else {
4106         $default_value = "n";
4107     }
4108     print "Use php recode functions? (y/n) [$WHT$default_value$NRM]: $WHT";
4109     $use_php_recode = <STDIN>;
4110     if ( ( $use_php_recode =~ /^y\n/i ) || ( ( $use_php_recode =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
4111         $use_php_recode = 'true';
4112     } else {
4113         $use_php_recode = 'false';
4114     }
4115     return $use_php_recode;
4116 }
4117 # php iconv
4118 sub commandB5 {
4119     print "Enable this option if you want to use php iconv functions to read\n";
4120     print "emails written in charset that differs from the one that is set in\n";
4121     print "translation selected by user. Code is experimental, it works only\n";
4122     print "with translations that use utf-8 charset. Code might cause errors,\n";
4123     print "if email contains charset unsupported by iconv or if your php does\n";
4124     print "not have iconv support.\n";
4125     print "\n";
4126
4127     if ( lc($use_php_iconv) eq 'true' ) {
4128         $default_value = "y";
4129     } else {
4130         $default_value = "n";
4131     }
4132     print "Use php iconv functions? (y/n) [$WHT$default_value$NRM]: $WHT";
4133     $use_php_iconv = <STDIN>;
4134     if ( ( $use_php_iconv =~ /^y\n/i ) || ( ( $use_php_iconv =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
4135         $use_php_iconv = 'true';
4136     } else {
4137         $use_php_iconv = 'false';
4138     }
4139     return $use_php_iconv;
4140 }
4141
4142 # configtest block
4143 sub commandB6 {
4144     print "Enable this option if you want to check SquirrelMail configuration\n";
4145     print "remotely with configtest.php script.\n";
4146     print "\n";
4147
4148     if ( lc($allow_remote_configtest) eq 'true' ) {
4149         $default_value = "y";
4150     } else {
4151         $default_value = "n";
4152     }
4153     print "Allow remote configuration tests? (y/n) [$WHT$default_value$NRM]: $WHT";
4154     $allow_remote_configtest = <STDIN>;
4155     if ( ( $allow_remote_configtest =~ /^y\n/i ) || ( ( $allow_remote_configtest =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
4156         $allow_remote_configtest = 'true';
4157     } else {
4158         $allow_remote_configtest = 'false';
4159     }
4160     return $allow_remote_configtest;
4161 }
4162
4163 # Default Icon theme
4164 sub commandB7 {
4165     print "You may change the path to the default icon theme to be used, if icons\n";
4166     print "have been enabled.  This theme will be used when an icon cannot be\n";
4167     print "found in the current theme, or when no icon theme is specified.  If\n";
4168     print "left blank, and icons are enabled, the default theme will be used\n";
4169     print "from images/themes/default/.\n";
4170     print "\n";
4171     print "To clear out an existing value, just type a space for the input.\n";
4172     print "\n";
4173     print "Please be aware of the following: \n";
4174     print "  - Relative URLs are relative to the config dir\n";
4175     print "    to use the icon themes directory, use ../images/themes/newtheme/\n";
4176     print "  - The icon theme may be outside the SquirrelMail directory, but\n";
4177     print "    it must be web accessible.\n";
4178     print "[$WHT$icon_theme_def$NRM]: $WHT";
4179     $new_icon_theme_def = <STDIN>;
4180
4181     if ( $new_icon_theme_def eq "\n" ) {
4182         $new_icon_theme_def = $icon_theme_def;
4183     } else {
4184         $new_icon_theme_def =~ s/[\r\n]//g;
4185     }
4186     $new_icon_theme_def =~ s/^\s*//;
4187     return $new_icon_theme_def;
4188 }
4189
4190 sub save_data {
4191     $tab = "    ";
4192     if ( open( CF, ">config.php" ) ) {
4193         print CF "<?php\n";
4194         print CF "\n";
4195
4196         print CF "/**\n";
4197         print CF " * SquirrelMail Configuration File\n";
4198         print CF " * Created using the configure script, conf.pl\n";
4199         print CF " */\n";
4200         print CF "\n";
4201         print CF "global \$version;\n";
4202
4203         if ($print_config_version) {
4204             print CF "\$config_version = '$print_config_version';\n";
4205         }
4206         # integer
4207         print CF "\$config_use_color = $config_use_color;\n";
4208         print CF "\n";
4209
4210         # string
4211         print CF "\$org_name      = \"$org_name\";\n";
4212         # string
4213         print CF "\$org_logo      = " . &change_to_SM_path($org_logo) . ";\n";
4214         $org_logo_width |= 0;
4215         $org_logo_height |= 0;
4216         # string
4217         print CF "\$org_logo_width  = '$org_logo_width';\n";
4218         # string
4219         print CF "\$org_logo_height = '$org_logo_height';\n";
4220         # string that can contain variables.
4221         print CF "\$org_title     = \"$org_title\";\n";
4222         # string
4223         print CF "\$signout_page  = " . &change_to_SM_path($signout_page) . ";\n";
4224         # string
4225         print CF "\$frame_top     = '$frame_top';\n";
4226         print CF "\n";
4227
4228         print CF "\$provider_uri     = '$provider_uri';\n";
4229         print CF "\n";
4230
4231         print CF "\$provider_name     = '$provider_name';\n";
4232         print CF "\n";
4233
4234         # string that can contain variables
4235         print CF "\$motd = \"$motd\";\n";
4236         print CF "\n";
4237
4238         # string
4239         print CF "\$squirrelmail_default_language = '$squirrelmail_default_language';\n";
4240         # string
4241         print CF "\$default_charset          = '$default_charset';\n";
4242         # boolean
4243         print CF "\$show_alternative_names   = $show_alternative_names;\n";
4244         # boolean
4245         print CF "\$aggressive_decoding   = $aggressive_decoding;\n";
4246         # boolean
4247         print CF "\$lossy_encoding        = $lossy_encoding;\n";
4248         print CF "\n";
4249
4250         # string
4251         print CF "\$domain                 = '$domain';\n";
4252         # string
4253         print CF "\$imapServerAddress      = '$imapServerAddress';\n";
4254         # integer
4255         print CF "\$imapPort               = $imapPort;\n";
4256         # boolean
4257         print CF "\$useSendmail            = $useSendmail;\n";
4258         # string
4259         print CF "\$smtpServerAddress      = '$smtpServerAddress';\n";
4260         # integer
4261         print CF "\$smtpPort               = $smtpPort;\n";
4262         # string
4263         print CF "\$sendmail_path          = '$sendmail_path';\n";
4264         # string
4265         print CF "\$sendmail_args          = '$sendmail_args';\n";
4266         # boolean
4267 #        print CF "\$use_authenticated_smtp = $use_authenticated_smtp;\n";
4268         # boolean
4269         print CF "\$pop_before_smtp        = $pop_before_smtp;\n";
4270         # string
4271         print CF "\$imap_server_type       = '$imap_server_type';\n";
4272         # boolean
4273         print CF "\$invert_time            = $invert_time;\n";
4274         # string
4275         print CF "\$optional_delimiter     = '$optional_delimiter';\n";
4276         # string
4277         print CF "\$encode_header_key      = '$encode_header_key';\n";
4278         print CF "\n";
4279
4280         # string
4281         print CF "\$default_folder_prefix          = '$default_folder_prefix';\n";
4282         # string
4283         print CF "\$trash_folder                   = '$trash_folder';\n";
4284         # string
4285         print CF "\$sent_folder                    = '$sent_folder';\n";
4286         # string
4287         print CF "\$draft_folder                   = '$draft_folder';\n";
4288         # boolean
4289         print CF "\$default_move_to_trash          = $default_move_to_trash;\n";
4290         # boolean
4291         print CF "\$default_move_to_sent           = $default_move_to_sent;\n";
4292         # boolean
4293         print CF "\$default_save_as_draft          = $default_save_as_draft;\n";
4294         # boolean
4295         print CF "\$show_prefix_option             = $show_prefix_option;\n";
4296         # boolean
4297         print CF "\$list_special_folders_first     = $list_special_folders_first;\n";
4298         # boolean
4299         print CF "\$use_special_folder_color       = $use_special_folder_color;\n";
4300         # boolean
4301         print CF "\$auto_expunge                   = $auto_expunge;\n";
4302         # boolean
4303         print CF "\$default_sub_of_inbox           = $default_sub_of_inbox;\n";
4304         # boolean
4305         print CF "\$show_contain_subfolders_option = $show_contain_subfolders_option;\n";
4306         # integer
4307         print CF "\$default_unseen_notify          = $default_unseen_notify;\n";
4308         # integer
4309         print CF "\$default_unseen_type            = $default_unseen_type;\n";
4310         # boolean
4311         print CF "\$auto_create_special            = $auto_create_special;\n";
4312         # boolean
4313         print CF "\$delete_folder                  = $delete_folder;\n";
4314         # boolean
4315         print CF "\$noselect_fix_enable            = $noselect_fix_enable;\n";
4316
4317         print CF "\n";
4318
4319         # string
4320         print CF "\$data_dir                 = " . &change_to_SM_path($data_dir) . ";\n";
4321         # string that can contain a variable
4322         print CF "\$attachment_dir           = " . &change_to_SM_path($attachment_dir) . ";\n";
4323         # integer
4324         print CF "\$dir_hash_level           = $dir_hash_level;\n";
4325         # string
4326         print CF "\$default_left_size        = '$default_left_size';\n";
4327         # boolean
4328         print CF "\$force_username_lowercase = $force_username_lowercase;\n";
4329         # boolean
4330         print CF "\$default_use_priority     = $default_use_priority;\n";
4331         # boolean
4332         print CF "\$hide_sm_attributions     = $hide_sm_attributions;\n";
4333         # boolean
4334         print CF "\$default_use_mdn          = $default_use_mdn;\n";
4335         # boolean
4336         print CF "\$edit_identity            = $edit_identity;\n";
4337         # boolean
4338         print CF "\$edit_name                = $edit_name;\n";
4339         # boolean
4340         print CF "\$hide_auth_header         = $hide_auth_header;\n";
4341         # boolean
4342         print CF "\$disable_thread_sort      = $disable_thread_sort;\n";
4343         # boolean
4344         print CF "\$disable_server_sort      = $disable_server_sort;\n";
4345         # boolean
4346         print CF "\$allow_charset_search     = $allow_charset_search;\n";
4347         # integer
4348         print CF "\$allow_advanced_search    = $allow_advanced_search;\n";
4349         print CF "\n";
4350         # integer
4351         print CF "\$time_zone_type           = $time_zone_type;\n";
4352         print CF "\n";
4353         # string
4354         print CF "\$config_location_base     = '$config_location_base';\n";
4355         print CF "\n";
4356
4357         # all plugins are strings
4358         for ( $ct = 0 ; $ct <= $#plugins ; $ct++ ) {
4359             print CF "\$plugins[] = '$plugins[$ct]';\n";
4360         }
4361         print CF "\n";
4362
4363         # strings
4364         if ( $user_theme_default eq '' ) { $user_theme_default = '0'; }
4365         print CF "\$user_theme_default = $user_theme_default;\n";
4366
4367         for ( $count = 0 ; $count <= $#user_theme_name ; $count++ ) {
4368             if ($user_theme_path[$count] eq 'none') {
4369                 $path = '\'none\'';
4370             } else {
4371                 $path = &change_to_SM_path($user_theme_path[$count]);
4372             }
4373             print CF "\$user_themes[$count]['PATH'] = " . $path . ";\n";
4374             # escape theme name so it can contain single quotes.
4375             $esc_name =  $user_theme_name[$count];
4376             $esc_name =~ s/\\/\\\\/g;
4377             $esc_name =~ s/'/\\'/g;
4378             print CF "\$user_themes[$count]['NAME'] = '$esc_name';\n";
4379         }
4380         print CF "\n";
4381
4382         if ( $icon_theme_def eq '' ) { $icon_theme_def = '0'; }
4383         print CF "\$icon_theme_def = $icon_theme_def;\n";
4384         if ( $icon_theme_fallback eq '' ) { $icon_theme_fallback = '0'; }
4385             print CF "\$icon_theme_fallback = $icon_theme_fallback;\n";
4386
4387         for ( $count = 0 ; $count <= $#icon_theme_name ; $count++ ) {
4388             $path = $icon_theme_path[$count];
4389             if ($path eq 'none' || $path eq 'template') {
4390                 $path = "'".$path."'";
4391             } else {
4392                 $path = &change_to_SM_path($icon_theme_path[$count]);
4393             }
4394             print CF "\$icon_themes[$count]['PATH'] = " . $path . ";\n";
4395             # escape theme name so it can contain single quotes.
4396             $esc_name =  $icon_theme_name[$count];
4397             $esc_name =~ s/\\/\\\\/g;
4398             $esc_name =~ s/'/\\'/g;
4399             print CF "\$icon_themes[$count]['NAME'] = '$esc_name';\n";
4400         }
4401         print CF "\n";
4402
4403         if ( $templateset_default eq '' ) { $templateset_default = 'default'; }
4404         print CF "\$templateset_default = '$templateset_default';\n";
4405
4406         if ( $templateset_fallback eq '' ) { $templateset_fallback = 'default'; }
4407         print CF "\$templateset_fallback = '$templateset_fallback';\n";
4408
4409         for ( $count = 0 ; $count <= $#templateset_name ; $count++ ) {
4410             print CF "\$aTemplateSet[$count]['ID'] = '" . $templateset_id[$count] . "';\n";
4411             # escape theme name so it can contain single quotes.
4412             $esc_name =  $templateset_name[$count];
4413             $esc_name =~ s/\\/\\\\/g;
4414             $esc_name =~ s/'/\\'/g;
4415             print CF "\$aTemplateSet[$count]['NAME'] = '$esc_name';\n";
4416         }
4417         print CF "\n";
4418
4419
4420         # integer
4421         print CF "\$default_fontsize = '$default_fontsize';\n";
4422         # string
4423         print CF "\$default_fontset = '$default_fontset';\n";
4424         print CF "\n";
4425         # assoc. array (maybe initial value should be set somewhere else)
4426         print CF '$fontsets = array();'."\n";
4427         while (($fontset_name, $fontset_value) = each(%fontsets)) {
4428             print CF "\$fontsets\['$fontset_name'\] = '$fontset_value';\n";
4429         }
4430         print CF "\n";
4431
4432         ## Address books
4433         # boolean
4434         print CF "\$default_use_javascript_addr_book = $default_use_javascript_addr_book;\n";
4435         for ( $count = 0 ; $count <= $#ldap_host ; $count++ ) {
4436             print CF "\$ldap_server[$count] = array(\n";
4437             # string
4438             print CF "    'host' => '$ldap_host[$count]',\n";
4439             # string
4440             print CF "    'base' => '$ldap_base[$count]'";
4441             if ( $ldap_name[$count] ) {
4442                 print CF ",\n";
4443                 # string
4444                 print CF "    'name' => '$ldap_name[$count]'";
4445             }
4446             if ( $ldap_port[$count] ) {
4447                 print CF ",\n";
4448                 # integer
4449                 print CF "    'port' => $ldap_port[$count]";
4450             }
4451             if ( $ldap_charset[$count] ) {
4452                 print CF ",\n";
4453                 # string
4454                 print CF "    'charset' => '$ldap_charset[$count]'";
4455             }
4456             if ( $ldap_maxrows[$count] ) {
4457                 print CF ",\n";
4458                 # integer
4459                 print CF "    'maxrows' => $ldap_maxrows[$count]";
4460             }
4461             # string
4462             if ( $ldap_filter[$count] ) {
4463                 print CF ",\n";
4464                 print CF "    'filter' => '$ldap_filter[$count]'";
4465             }
4466             if ( $ldap_binddn[$count] ) {
4467                 print CF ",\n";
4468                 # string
4469                 print CF "    'binddn' => '$ldap_binddn[$count]'";
4470                 if ( $ldap_bindpw[$count] ) {
4471                     print CF ",\n";
4472                     # string
4473                     print CF "    'bindpw' => '$ldap_bindpw[$count]'";
4474                 }
4475             }
4476             if ( $ldap_protocol[$count] ) {
4477                 print CF ",\n";
4478                 # integer
4479                 print CF "    'protocol' => $ldap_protocol[$count]";
4480             }
4481             if ( $ldap_limit_scope[$count] ) {
4482                 print CF ",\n";
4483                 # boolean
4484                 print CF "    'limit_scope' => $ldap_limit_scope[$count]";
4485             }
4486             if ( $ldap_listing[$count] ) {
4487                 print CF ",\n";
4488                 # boolean
4489                 print CF "    'listing' => $ldap_listing[$count]";
4490             }
4491            if ( $ldap_writeable[$count] ) {
4492                 print CF ",\n";
4493                 # boolean
4494                 print CF "    'writeable' => $ldap_writeable[$count]";
4495             }
4496             if ( $ldap_search_tree[$count] ) {
4497                 print CF ",\n";
4498                 # integer
4499                 print CF "    'search_tree' => $ldap_search_tree[$count]";
4500             }
4501             if ( $ldap_listing[$count] ) {
4502                 print CF ",\n";
4503                 # boolean
4504                 print CF "    'starttls' => $ldap_starttls[$count]";
4505             }
4506             print CF "\n";
4507             print CF ");\n";
4508             print CF "\n";
4509         }
4510
4511         # string
4512         print CF "\$addrbook_dsn = '$addrbook_dsn';\n";
4513         # string
4514         print CF "\$addrbook_table = '$addrbook_table';\n\n";
4515         # string
4516         print CF "\$prefs_dsn = '$prefs_dsn';\n";
4517         # string
4518         print CF "\$prefs_table = '$prefs_table';\n";
4519         # string
4520         print CF "\$prefs_user_field = '$prefs_user_field';\n";
4521         # integer
4522         print CF "\$prefs_user_size = $prefs_user_size;\n";
4523         # string
4524         print CF "\$prefs_key_field = '$prefs_key_field';\n";
4525         # integer
4526         print CF "\$prefs_key_size = $prefs_key_size;\n";
4527         # string
4528         print CF "\$prefs_val_field = '$prefs_val_field';\n";
4529         # integer
4530         print CF "\$prefs_val_size = $prefs_val_size;\n\n";
4531         # string
4532         print CF "\$addrbook_global_dsn = '$addrbook_global_dsn';\n";
4533         # string
4534         print CF "\$addrbook_global_table = '$addrbook_global_table';\n";
4535         # boolean
4536         print CF "\$addrbook_global_writeable = $addrbook_global_writeable;\n";
4537         # boolean
4538         print CF "\$addrbook_global_listing = $addrbook_global_listing;\n\n";
4539         # string
4540         print CF "\$abook_global_file = '$abook_global_file';\n";
4541         # boolean
4542         print CF "\$abook_global_file_writeable = $abook_global_file_writeable;\n\n";
4543         # boolean
4544         print CF "\$abook_global_file_listing = $abook_global_file_listing;\n\n";
4545         # integer
4546         print CF "\$abook_file_line_length = $abook_file_line_length;\n\n";
4547         # boolean
4548         print CF "\$no_list_for_subscribe = $no_list_for_subscribe;\n";
4549
4550         # string
4551         print CF "\$smtp_auth_mech = '$smtp_auth_mech';\n";
4552         print CF "\$smtp_sitewide_user = '". quote_single($smtp_sitewide_user) ."';\n";
4553         print CF "\$smtp_sitewide_pass = '". quote_single($smtp_sitewide_pass) ."';\n";
4554         # string
4555         print CF "\$imap_auth_mech = '$imap_auth_mech';\n";
4556         # boolean
4557         print CF "\$use_imap_tls = $use_imap_tls;\n";
4558         # boolean
4559         print CF "\$use_smtp_tls = $use_smtp_tls;\n";
4560         # string
4561         print CF "\$session_name = '$session_name';\n";
4562
4563         print CF "\n";
4564
4565         # boolean
4566         print CF "\$use_iframe = $use_iframe;\n";
4567         print CF "\n";
4568         # boolean
4569         print CF "\$use_icons = $use_icons;\n";
4570         print CF "\n";
4571         # boolean
4572         print CF "\$use_php_recode = $use_php_recode;\n";
4573         print CF "\n";
4574         # boolean
4575         print CF "\$use_php_iconv = $use_php_iconv;\n";
4576         print CF "\n";
4577         # boolean
4578         print CF "\$allow_remote_configtest = $allow_remote_configtest;\n";
4579         print CF "\n";
4580
4581         close CF;
4582
4583         print "Data saved in config.php\n";
4584
4585         build_plugin_hook_array();
4586
4587     } else {
4588         print "Error saving config.php: $!\n";
4589     }
4590 }
4591
4592 sub set_defaults {
4593     clear_screen();
4594     print $WHT. "SquirrelMail Configuration : " . $NRM;
4595     if    ( $config == 1 ) { print "Read: config.php"; }
4596     elsif ( $config == 2 ) { print "Read: config_default.php"; }
4597     print "\n";
4598     print "---------------------------------------------------------\n";
4599
4600     print "While we have been building SquirrelMail, we have discovered some\n";
4601     print "preferences that work better with some servers that don't work so\n";
4602     print "well with others.  If you select your IMAP server, this option will\n";
4603     print "set some pre-defined settings for that server.\n";
4604     print "\n";
4605     print "Please note that you will still need to go through and make sure\n";
4606     print "everything is correct.  This does not change everything.  There are\n";
4607     print "only a few settings that this will change.\n";
4608     print "\n";
4609
4610     $continue = 0;
4611     while ( $continue != 1 ) {
4612         print "Please select your IMAP server:\n";
4613         print "    bincimap    = Binc IMAP server\n";
4614         print "    courier     = Courier IMAP server\n";
4615         print "    cyrus       = Cyrus IMAP server\n";
4616         print "    dovecot     = Dovecot Secure IMAP server\n";
4617         print "    exchange    = Microsoft Exchange IMAP server\n";
4618         print "    hmailserver = hMailServer\n";
4619         print "    macosx      = Mac OS X Mailserver\n";
4620         print "    mercury32   = Mercury/32\n";
4621         print "    uw          = University of Washington's IMAP server\n";
4622         print "\n";
4623         print "    quit        = Do not change anything\n";
4624         print "\n";
4625         print "Command >> ";
4626         $server = <STDIN>;
4627         $server =~ s/[\r\n]//g;
4628
4629         # variable is used to display additional messages.
4630         $message = "";
4631
4632         print "\n";
4633         if ( $server eq "cyrus" ) {
4634             $imap_server_type               = "cyrus";
4635             $default_folder_prefix          = "";
4636             $trash_folder                   = "INBOX.Trash";
4637             $sent_folder                    = "INBOX.Sent";
4638             $draft_folder                   = "INBOX.Drafts";
4639             $show_prefix_option             = false;
4640             $default_sub_of_inbox           = true;
4641             $show_contain_subfolders_option = false;
4642             $optional_delimiter             = ".";
4643             $disp_default_folder_prefix     = "<none>";
4644             $force_username_lowercase       = false;
4645
4646             # Delimiter might differ if unixhierarchysep is set to yes.
4647             $message = "\nIf you have enabled unixhierarchysep, you must change delimiter and special folder names.\n";
4648
4649             $continue = 1;
4650         } elsif ( $server eq "uw" ) {
4651             $imap_server_type               = "uw";
4652             $default_folder_prefix          = "mail/";
4653             $trash_folder                   = "Trash";
4654             $sent_folder                    = "Sent";
4655             $draft_folder                   = "Drafts";
4656             $show_prefix_option             = true;
4657             $default_sub_of_inbox           = false;
4658             $show_contain_subfolders_option = true;
4659             $optional_delimiter             = "/";
4660             $disp_default_folder_prefix     = $default_folder_prefix;
4661             $delete_folder                  = true;
4662             $force_username_lowercase       = true;
4663
4664             $continue = 1;
4665         } elsif ( $server eq "exchange" ) {
4666             $imap_server_type               = "exchange";
4667             $default_folder_prefix          = "";
4668             $default_sub_of_inbox           = true;
4669             $trash_folder                   = "INBOX/Deleted Items";
4670             $sent_folder                    = "INBOX/Sent Items";
4671             $drafts_folder                  = "INBOX/Drafts";
4672             $show_prefix_option             = false;
4673             $show_contain_subfolders_option = false;
4674             $optional_delimiter             = "detect";
4675             $disp_default_folder_prefix     = "<none>";
4676             $force_username_lowercase       = true;
4677
4678             $continue = 1;
4679         } elsif ( $server eq "courier" ) {
4680             $imap_server_type               = "courier";
4681             $default_folder_prefix          = "INBOX.";
4682             $trash_folder                   = "Trash";
4683             $sent_folder                    = "Sent";
4684             $draft_folder                   = "Drafts";
4685             $show_prefix_option             = false;
4686             $default_sub_of_inbox           = false;
4687             $show_contain_subfolders_option = false;
4688             $optional_delimiter             = ".";
4689             $disp_default_folder_prefix     = $default_folder_prefix;
4690             $delete_folder                  = true;
4691             $force_username_lowercase       = false;
4692
4693             $continue = 1;
4694         } elsif ( $server eq "macosx" ) {
4695             $imap_server_type               = "macosx";
4696             $default_folder_prefix          = "INBOX/";
4697             $trash_folder                   = "Trash";
4698             $sent_folder                    = "Sent";
4699             $draft_folder                   = "Drafts";
4700             $show_prefix_option             = false;
4701             $default_sub_of_inbox           = true;
4702             $show_contain_subfolders_option = false;
4703             $optional_delimiter             = "detect";
4704             $allow_charset_search           = false;
4705             $disp_default_folder_prefix     = $default_folder_prefix;
4706
4707             $continue = 1;
4708         } elsif ( $server eq "hmailserver" ) {
4709             $imap_server_type               = "hmailserver";
4710             $default_folder_prefix          = "";
4711             $trash_folder                   = "INBOX.Trash";
4712             $sent_folder                    = "INBOX.Sent";
4713             $draft_folder                   = "INBOX.Drafts";
4714             $show_prefix_option             = false;
4715             $default_sub_of_inbox           = true;
4716             $show_contain_subfolders_option = false;
4717             $optional_delimiter             = "detect";
4718             $allow_charset_search           = false;
4719             $disp_default_folder_prefix     = $default_folder_prefix;
4720             $delete_folder                  = false;
4721             $force_username_lowercase       = false;
4722
4723             $continue = 1;
4724         } elsif ( $server eq "mercury32" ) {
4725             $imap_server_type               = "mercury32";
4726             $default_folder_prefix          = "";
4727             $trash_folder                   = "Trash";
4728             $sent_folder                    = "Sent";
4729             $draft_folder                   = "Drafts";
4730             $show_prefix_option             = false;
4731             $default_sub_of_inbox           = true;
4732             $show_contain_subfolders_option = true;
4733             $optional_delimiter             = "detect";
4734             $delete_folder                  = true;
4735             $force_username_lowercase       = true;
4736
4737             $continue = 1;
4738         } elsif ( $server eq "dovecot" ) {
4739             $imap_server_type               = "dovecot";
4740             $default_folder_prefix          = "";
4741             $trash_folder                   = "Trash";
4742             $sent_folder                    = "Sent";
4743             $draft_folder                   = "Drafts";
4744             $show_prefix_option             = false;
4745             $default_sub_of_inbox           = false;
4746             $show_contain_subfolders_option = false;
4747             $delete_folder                  = false;
4748             $force_username_lowercase       = true;
4749             $optional_delimiter             = "detect";
4750             $disp_default_folder_prefix     = "<none>";
4751
4752             $continue = 1;
4753         } elsif ( $server eq "bincimap" ) {
4754             $imap_server_type               = "bincimap";
4755             $default_folder_prefix          = "INBOX/";
4756             $trash_folder                   = "Trash";
4757             $sent_folder                    = "Sent";
4758             $draft_folder                   = "Drafts";
4759             $show_prefix_option             = false;
4760             $default_sub_of_inbox           = false;
4761             $show_contain_subfolders_option = false;
4762             $delete_folder                  = true;
4763             $force_username_lowercase       = false;
4764             $optional_delimiter             = "detect";
4765             $disp_default_folder_prefix     = $default_folder_prefix;
4766
4767             # Default folder prefix depends on used depot.
4768             $message = "\nIf you use IMAPdir depot, you must set default folder prefix to empty string.\n";
4769
4770             $continue = 1;
4771         } elsif ( $server eq "quit" ) {
4772             $continue = 1;
4773         } else {
4774             $disp_default_folder_prefix = $default_folder_prefix;
4775             print "Unrecognized server: $server\n";
4776             print "\n";
4777         }
4778
4779         print "              imap_server_type = $imap_server_type\n";
4780         print "         default_folder_prefix = $disp_default_folder_prefix\n";
4781         print "                  trash_folder = $trash_folder\n";
4782         print "                   sent_folder = $sent_folder\n";
4783         print "                  draft_folder = $draft_folder\n";
4784         print "            show_prefix_option = $show_prefix_option\n";
4785         print "          default_sub_of_inbox = $default_sub_of_inbox\n";
4786         print "show_contain_subfolders_option = $show_contain_subfolders_option\n";
4787         print "            optional_delimiter = $optional_delimiter\n";
4788         print "                 delete_folder = $delete_folder\n";
4789         print "      force_username_lowercase = $force_username_lowercase\n";
4790
4791         print "$message";
4792     }
4793     print "\nPress enter to continue...";
4794     $tmp = <STDIN>;
4795 }
4796
4797 # This subroutine corrects relative paths to ensure they
4798 # will work within the SM space. If the path falls within
4799 # the SM directory tree, the SM_PATH variable will be
4800 # prepended to the path, if not, then the path will be
4801 # converted to an absolute path, e.g.
4802 #   '../images/logo.gif'      --> SM_PATH . 'images/logo.gif'
4803 #   '../../someplace/data'    --> '/absolute/path/someplace/data'
4804 #   'images/logo.gif'         --> SM_PATH . 'config/images/logo.gif'
4805 #   '/absolute/path/logo.gif' --> '/absolute/path/logo.gif'
4806 #   'http://whatever/'        --> 'http://whatever'
4807 #   $some_var/path            --> "$some_var/path"
4808 sub change_to_SM_path() {
4809     my ($old_path) = @_;
4810     my $new_path = '';
4811     my @rel_path;
4812     my @abs_path;
4813     my $subdir;
4814
4815     # If the path is absolute, don't bother.
4816     return "\'" . $old_path . "\'"  if ( $old_path eq '');
4817     return "\'" . $old_path . "\'"  if ( $old_path =~ /^(\/|http)/ );
4818     return "\'" . $old_path . "\'"  if ( $old_path =~ /^\w:\// );
4819     return $old_path                if ( $old_path =~ /^\'(\/|http)/ );
4820     return $old_path                if ( $old_path =~ /^\'\w:\// );
4821     return $old_path                if ( $old_path =~ /^SM_PATH/);
4822
4823     if ( $old_path =~ /^\$/ ) {
4824         # check if it's a single var, or a $var/path combination
4825         # if it's $var/path, enclose in ""
4826         if ( $old_path =~ /\// ) {
4827             return '"'.$old_path.'"';
4828         }
4829         return $old_path;
4830     }
4831
4832     # Remove remaining '
4833     $old_path =~ s/\'//g;
4834
4835     # For relative paths, split on '../'
4836     @rel_path = split(/\.\.\//, $old_path);
4837
4838     if ( $#rel_path > 1 ) {
4839         # more than two levels away. Make it absolute.
4840         @abs_path = split(/\//, $dir);
4841
4842         # Lop off the relative pieces of the absolute path..
4843         for ( $i = 0; $i <= $#rel_path; $i++ ) {
4844             pop @abs_path;
4845             shift @rel_path;
4846         }
4847         push @abs_path, @rel_path;
4848         $new_path = "\'" . join('/', @abs_path) . "\'";
4849     } elsif ( $#rel_path > 0 ) {
4850         # it's within the SM tree, prepend SM_PATH
4851         $new_path = $old_path;
4852         $new_path =~ s/^\.\.\//SM_PATH . \'/;
4853         $new_path .= "\'";
4854     } else {
4855         # Last, it's a relative path without any leading '.'
4856     # Prepend SM_PATH and config, since the paths are
4857     # relative to the config directory
4858         $new_path = "SM_PATH . \'config/" . $old_path . "\'";
4859     }
4860   return $new_path;
4861 }
4862
4863
4864 # Change SM_PATH to admin-friendly version, e.g.:
4865 #  SM_PATH . 'images/logo.gif' --> '../images/logo.gif'
4866 #  SM_PATH . 'config/some.php' --> 'some.php'
4867 #  '/absolute/path/logo.gif'   --> '/absolute/path/logo.gif'
4868 #  'http://whatever/'          --> 'http://whatever'
4869 sub change_to_rel_path() {
4870     my ($old_path) = @_;
4871     my $new_path = $old_path;
4872
4873     if ( $old_path =~ /^SM_PATH/ ) {
4874         # FIXME: the following replacement loses the opening quote mark!
4875         $new_path =~ s/^SM_PATH . \'/\.\.\//;
4876         $new_path =~ s/\.\.\/config\///;
4877     }
4878
4879     return $new_path;
4880 }
4881
4882 # Attempts to auto-detect if a specific auth mechanism is supported.
4883 # Called by 'command112a' and 'command112b'
4884 # ARGS: service-name (IMAP or SMTP), host:port, mech-name (ie. CRAM-MD5)
4885 sub detect_auth_support {
4886     # Try loading IO::Socket
4887     unless (eval("use IO::Socket; 1")) {
4888         print "Perl IO::Socket module is not available.";
4889         return undef;
4890     }
4891     # Misc setup
4892     my $service = shift;
4893     my $host = shift;
4894     my $mech = shift;
4895     # Sanity checks
4896     if ((!defined($service)) or (!defined($host)) or (!defined($mech))) {
4897       # Error - wrong # of args
4898       print "BAD ARGS!\n";
4899       return undef;
4900     }
4901
4902     if ($service eq 'SMTP') {
4903         $cmd = "AUTH $mech\r\n";
4904         $logout = "QUIT\r\n";
4905     } elsif ($service eq 'IMAP') {
4906         $cmd = "A01 AUTHENTICATE $mech\n";
4907         $logout = "C01 LOGOUT\n";
4908     } else {
4909         # unknown service - whoops.
4910         return undef;
4911     }
4912
4913     # Get this show on the road
4914     my $sock=IO::Socket::INET->new($host);
4915     if (!defined($sock)) {
4916         # Connect failed
4917         return undef;
4918     }
4919     my $discard = <$sock>; # Server greeting/banner - who cares..
4920
4921     if ($service eq 'SMTP') {
4922         # Say hello first..
4923         print $sock "HELO $domain\r\n";
4924         $discard = <$sock>; # Yeah yeah, you're happy to see me..
4925     }
4926     print $sock $cmd;
4927
4928     my $response = <$sock>;
4929     chomp($response);
4930     if (!defined($response)) {
4931         return undef;
4932     }
4933
4934     # So at this point, we have a response, and it is (hopefully) valid.
4935     if ($service eq 'SMTP') {
4936         if (($response =~ /^535/) or ($response =~/^502/)) {
4937             # Not supported
4938             print $sock $logout;
4939             close $sock;
4940             return 'NO';
4941         } elsif ($response =~ /^503/) {
4942             #Something went wrong
4943             return undef;
4944         }
4945     } elsif ($service eq 'IMAP') {
4946         if ($response =~ /^A01/) {
4947             # Not supported
4948             print $sock $logout;
4949             close $sock;
4950             return 'NO';
4951         }
4952     } else {
4953         # Unknown service - this shouldn't be able to happen.
4954         close $sock;
4955         return undef;
4956     }
4957
4958     # If it gets here, the mech is supported
4959     print $sock "*\n";  # Attempt to cancel authentication
4960     print $sock $logout; # Try to log out, but we don't really care if this fails
4961     close $sock;
4962     return 'YES';
4963 }
4964
4965 # trims whitespace
4966 # Example code from O'Reilly Perl Cookbook
4967 sub trim {
4968     my @out = @_;
4969     for (@out) {
4970         s/^\s+//;
4971         s/\s+$//;
4972     }
4973     return wantarray ? @out : $out[0];
4974 }
4975
4976 sub clear_screen() {
4977     if ( $^O =~ /^mswin/i) {
4978         system "cls";
4979     } else {
4980         system "clear";
4981     }
4982 }
4983
4984 # checks IMAP mailbox name. Refuses to accept 8bit folders
4985 # returns 0 (folder name is not correct) or 1 (folder name is correct)
4986 sub check_imap_folder($) {
4987     my $folder_name = shift(@_);
4988
4989     if ($folder_name =~ /[\x80-\xFFFF]/) {
4990         print "Folder name contains 8bit characters. Configuration utility requires\n";
4991         print "UTF7-IMAP encoded folder names.\n";
4992         print "Press enter to continue...";
4993         my $tmp = <STDIN>;
4994         return 0;
4995     } elsif ($folder_name =~ /[&\*\%]/) {
4996         # check for ampersand and list-wildcards
4997         print "Folder name contains special UTF7-IMAP characters.\n";
4998         print "Are you sure that folder name is correct? (yN): ";
4999         my $tmp = <STDIN>;
5000         $tmp = lc(trim($tmp));
5001         if ($tmp =~ /^y$/) {
5002             return 1;
5003         } else {
5004             return 0;
5005         }
5006     } else {
5007         return 1;
5008     }
5009 }
5010
5011 # quotes string written in single quotes
5012 sub quote_single($) {
5013     my $string = shift(@_);
5014     $string =~ s/\'/\\'/g;
5015     return $string;
5016 }
5017
5018 # parses the setup.php files for all activated plugins and
5019 # builds static plugin hooks array so we don't have to load
5020 # ALL plugins are runtime and build the hook array on every
5021 # page request
5022 #
5023 # hook array is saved in config/plugin_hooks.php
5024 #
5025 # Note the $verbose variable at the top of this routine
5026 # can be set to zero to quiet it down.
5027 #
5028 # NOTE/FIXME: we aren't necessarily interested in writing
5029 #             a full-blown PHP parsing engine, so plenty
5030 #             of assumptions are included herein about the
5031 #             coding of the plugin setup files, and things
5032 #             like commented out curly braces or other
5033 #             such oddities can break this in a bad way.
5034 #
5035 sub build_plugin_hook_array() {
5036
5037     $verbose = 1;
5038
5039     if ($verbose) {
5040         print "\n\n";
5041     }
5042
5043     if ( open( HOOKFILE, ">plugin_hooks.php" ) ) {
5044         print HOOKFILE "<?php\n";
5045         print HOOKFILE "\n";
5046
5047         print HOOKFILE "/**\n";
5048         print HOOKFILE " * SquirrelMail Plugin Hook Registration File\n";
5049         print HOOKFILE " * Auto-generated using the configure script, conf.pl\n";
5050         print HOOKFILE " */\n";
5051         print HOOKFILE "\n";
5052         print HOOKFILE "global \$squirrelmail_plugin_hooks;\n";
5053         print HOOKFILE "\n";
5054
5055 PLUGIN: for ( $ct = 0 ; $ct <= $#plugins ; $ct++ ) {
5056
5057         if ($verbose) {
5058             print "Activating plugin \"" . $plugins[$ct] . "\"...\n";
5059         }
5060
5061         $setup_file = '../plugins/' . $plugins[$ct] . '/setup.php';
5062         if ( -e "$setup_file" ) {
5063             # Make sure that file is readable
5064             if (! -r "$setup_file") {
5065                 print "\n";
5066                 print "WARNING:\n";
5067                 print "The file \"$setup_file\" was found, but you don't\n";
5068                 print "have rights to read it.  The plugin \"";
5069                 print $plugins[$ct] . "\" will not be activated until you fix this.\n";
5070                 print "\nPress enter to continue";
5071                 $ctu = <STDIN>;
5072                 print "\n";
5073                 next;
5074             }
5075             open( FILE, "$setup_file" );
5076             $inside_init_fxn = 0;
5077             $brace_count = 0;
5078             while ( $line = <FILE> ) {
5079
5080                 # throw away lines until we get to target function
5081                 #
5082                 if (!$inside_init_fxn
5083                  && $line !~ /^\s*function\s*squirrelmail_plugin_init_/i) {
5084                     next;
5085                 }
5086                 $inside_init_fxn = 1;
5087
5088
5089                 # throw away lines that are not exactly one "brace set" deep
5090                 #
5091                 if ($brace_count > 1) {
5092                     next;
5093                 }
5094
5095
5096                 # count open braces
5097                 #
5098                 if ($line =~ /{/) {
5099                     $brace_count++;
5100                 }
5101
5102
5103                 # count close braces
5104                 #
5105                 if ($line =~ /}/) {
5106                     $brace_count--;
5107
5108                     # leaving <plugin>_init() function...
5109                     if ($brace_count == 0) {
5110                         close(FILE);
5111                         next PLUGIN;
5112                     }
5113
5114                 }
5115
5116
5117                 # also not interested in lines that are not
5118                 # hook registration points
5119                 #
5120                 if ($line !~ /^\s*\$squirrelmail_plugin_hooks/i) {
5121                     next;
5122                 }
5123
5124
5125                 # if $line does not have an ending semicolon,
5126                 # we need to recursively read in subsequent
5127                 # lines until we find one
5128                 while ( $line !~ /;\s*$/ ) {
5129                     $line =~ s/[\n\r]\s*$//;
5130                     $line .= <FILE>;
5131                 }
5132
5133
5134                 $line =~ s/^\s+//;
5135                 $line =~ s/^\$//;
5136                 $var = $line;
5137
5138                 $var =~ s/=/EQUALS/;
5139                 if ( $var =~ /^([a-z])/i ) {
5140                     @options = split ( /\s*EQUALS\s*/, $var );
5141                     $options[1] =~ s/[\n\r]//g;
5142                     $options[1] =~ s/[\'\"];\s*$//;
5143                     $options[1] =~ s/;$//;
5144                     $options[1] =~ s/^[\'\"]//;
5145                     # de-escape escaped strings
5146                     $options[1] =~ s/\\'/'/g;
5147                     $options[1] =~ s/\\\\/\\/g;
5148
5149                     if ( $options[0] =~ /^squirrelmail_plugin_hooks\s*\[\s*['"]([a-z0-9._-]+)['"]\s*\]\s*\[\s*['"]([0-9a-z._-]+)['"]\s*\]/i ) {
5150                         $hook_name = $1;
5151                         $hooked_plugin_name = $2;
5152 # FIXME: what to do with this?  shouldn't ever be necessary, but...
5153 if ($hooked_plugin_name ne $plugins[$ct]) {
5154     print "ummmm, plugin is tring to hook in under different name....  what do we do with this???\n";
5155 }
5156
5157 #FIXME: do we want to count the number of hook registrations for each plugin and warn if a plugin doesn't have any?
5158                         # hook registration has been found!
5159                         if ($verbose) {
5160                             print "   registering on hook \"" . $hook_name . "\"\n";
5161                         }
5162                         $line =~ s/ {2,}/ /g;
5163                         print HOOKFILE "\$$line";
5164
5165                     }
5166
5167                 }
5168
5169             }
5170             close(FILE);
5171
5172         } else {
5173             print "\n";
5174             print "WARNING:\n";
5175             print "The file \"$setup_file\" was not found.\n";
5176             print "The plugin \"" . $plugins[$ct];
5177             print "\" will not be activated until you fix this.\n";
5178             print "\nPress enter to continue";
5179             $ctu = <STDIN>;
5180             print "\n";
5181             next;
5182         }
5183
5184     }
5185
5186     print HOOKFILE "\n\n";
5187     close(HOOKFILE);
5188 #    if ($verbose) {
5189         print "\nDone activating plugins; registration data saved in plugin_hooks.php\n\n";
5190 #    }
5191
5192     } else {
5193
5194         print "\n";
5195         print "WARNING:\n";
5196         print "The file \"plugin_hooks.php\" was not able to be written to.\n";
5197         print "No plugins will be activated until you fix this.\n";
5198         print "\nPress enter to continue";
5199         $ctu = <STDIN>;
5200         print "\n";
5201
5202     }
5203
5204 }
5205