#!/usr/bin/env perl
# conf.pl
# Luke Ehresman (luke@squirrelmail.org)
#
# A simple configure script to configure squirrelmail
#
# $Id$
############################################################              
$conf_pl_version = "1.2.0";

############################################################
# Check what directory we're supposed to be running in, and
# change there if necessary.  File::Basename has been in
# Perl since at least 5.003_7, and nobody sane runs anything
# before that, but just in case.
############################################################

if ( eval q{require "File/Basename.pm"} ) {
    my $dir = File::Basename::dirname($0);
    chdir($dir);
}

############################################################              
# Some people try to run this as a CGI. That's wrong!
############################################################              
if ( defined( $ENV{'PATH_INFO'} )
    || defined( $ENV{'QUERY_STRING'} )
    || defined( $ENV{'REQUEST_METHOD'} ) ) {
    print "Content-Type: text/html\n\n";
    print "You must run this script from the command line.";
    exit;
    }

############################################################              
# First, lets read in the data already in there...
############################################################              
if ( -e "config.php" ) {
    open( FILE, "config.php" );
    while ( $line = <FILE> ) {
        $line =~ s/^\s+//;
        $line =~ s/^\$//;
        $var = $line;

        $var =~ s/=/EQUALS/;
        if ( $var =~ /^([a-z]|[A-Z])/ ) {
            @o = split ( /\s*EQUALS\s*/, $var );
            if ( $o[0] eq "config_version" ) {
                $o[1] =~ s/[\n|\r]//g;
                $o[1] =~ s/[\'|\"];\s*$//;
                $o[1] =~ s/;$//;
                $o[1] =~ s/^[\'|\"]//;

                $config_version = $o[1];
                close(FILE);
            }
        }
    }
    close(FILE);

    if ( $config_version ne $conf_pl_version ) {
        system "clear";
        print $WHT. "WARNING:\n" . $NRM;
        print "  The file \"config/config.php\" was found, but it is for\n";
        print "  an older version of SquirrelMail. It is possible to still\n";
        print "  read the defaults from this file but be warned that many\n";
        print "  preferences change between versions. It is recommended that\n";
        print "  you start with a clean config.php for each upgrade that you\n";
        print "  do. To do this, just move config/config.php out of the way.\n";
        print "\n";
        print "Continue loading with the old config.php [y/N]? ";
        $ctu = <STDIN>;

        if ( ( $ctu !~ /^y\n/i ) || ( $ctu =~ /^\n/ ) ) {
            exit;
        }

        print "\nDo you want me to stop warning you [y/N]? ";
        $ctu = <STDIN>;
        if ( $ctu =~ /^y\n/i ) {
            $print_config_version = $conf_pl_version;
        } else {
            $print_config_version = $config_version;
        }
    } else {
        $print_config_version = $config_version;
    }

    $config = 1;
    open( FILE, "config.php" );
} elsif ( -e "config_default.php" ) {
    open( FILE, "config_default.php" );
    while ( $line = <FILE> ) {
        $line =~ s/^\s+//;
        $line =~ s/^\$//;
        $var = $line;

        $var =~ s/=/EQUALS/;
        if ( $var =~ /^([a-z]|[A-Z])/ ) {
            @o = split ( /\s*EQUALS\s*/, $var );
            if ( $o[0] eq "config_version" ) {
                $o[1] =~ s/[\n|\r]//g;
                $o[1] =~ s/[\'|\"];\s*$//;
                $o[1] =~ s/;$//;
                $o[1] =~ s/^[\'|\"]//;

                $config_version = $o[1];
                close(FILE);
            }
        }
    }
    close(FILE);

    if ( $config_version ne $conf_pl_version ) {
        system "clear";
        print $WHT. "WARNING:\n" . $NRM;
        print "  You are trying to use a 'config_default.php' from an older\n";
        print "  version of SquirrelMail. This is HIGHLY unrecommended. You\n";
        print "  should get the 'config_default.php' that matches the version\n";
        print "  of SquirrelMail that you are running. You can get this from\n";
        print "  the SquirrelMail web page by going to the following URL:\n";
        print "      http://www.squirrelmail.org.\n";
        print "\n";
        print "Continue loading with old config_default.php (a bad idea) [y/N]? ";
        $ctu = <STDIN>;

        if ( ( $ctu !~ /^y\n/i ) || ( $ctu =~ /^\n/ ) ) {
            exit;
        }

        print "\nDo you want me to stop warning you [y/N]? ";
        $ctu = <STDIN>;
        if ( $ctu =~ /^y\n/i ) {
            $print_config_version = $conf_pl_version;
        } else {
            $print_config_version = $config_version;
        }
    } else {
        $print_config_version = $config_version;
    }
    $config = 2;
    open( FILE, "config_default.php" );
} else {
    print "No configuration file found. Please get config_default.php\n";
    print "or config.php before running this again. This program needs\n";
    print "a default config file to get default values.\n";
    exit;
}

# Read and parse the current configuration file
# (either config.php or config_default.php).
while ( $line = <FILE> ) {
    $line =~ s/^\s+//;
    $line =~ s/^\$//;
    $var = $line;

    $var =~ s/=/EQUALS/;
    if ( $var =~ /^([a-z]|[A-Z])/ ) {
        @options = split ( /\s*EQUALS\s*/, $var );
        $options[1] =~ s/[\n|\r]//g;
        $options[1] =~ s/[\'|\"];\s*$//;
        $options[1] =~ s/;$//;
        $options[1] =~ s/^[\'|\"]//;

        if ( $options[0] =~ /^theme\[[0-9]+\]\[['|"]PATH['|"]\]/ ) {
            $sub = $options[0];
            $sub =~ s/\]\[['|"]PATH['|"]\]//;
            $sub =~ s/.*\[//;
            if ( -e "../themes" ) {
                $options[1] =~ s/^\.\.\/config/\.\.\/themes/;
            }
            $theme_path[$sub] = $options[1];
        } elsif ( $options[0] =~ /^theme\[[0-9]+\]\[['|"]NAME['|"]\]/ ) {
            $sub = $options[0];
            $sub =~ s/\]\[['|"]NAME['|"]\]//;
            $sub =~ s/.*\[//;
            $theme_name[$sub] = $options[1];
        } elsif ( $options[0] =~ /^plugins\[[0-9]+\]/ ) {
            $sub = $options[0];
            $sub =~ s/\]//;
            $sub =~ s/^plugins\[//;
            $plugins[$sub] = $options[1];
        } elsif ( $options[0] =~ /^ldap_server\[[0-9]+\]/ ) {
            $sub = $options[0];
            $sub =~ s/\]//;
            $sub =~ s/^ldap_server\[//;
            $continue = 0;
            while ( ( $tmp = <FILE> ) && ( $continue != 1 ) ) {
                if ( $tmp =~ /\);\s*$/ ) {
                    $continue = 1;
                }

                if ( $tmp =~ /^\s*[\'|\"]host[\'|\"]/i ) {
                    $tmp =~ s/^\s*[\'|\"]host[\'|\"]\s*=>\s*[\'|\"]//i;
                    $tmp =~ s/[\'|\"],?\s*$//;
                    $tmp =~ s/[\'|\"]\);\s*$//;
                    $host = $tmp;
                } elsif ( $tmp =~ /^\s*[\'|\"]base[\'|\"]/i ) {
                    $tmp =~ s/^\s*[\'|\"]base[\'|\"]\s*=>\s*[\'|\"]//i;
                    $tmp =~ s/[\'|\"],?\s*$//;
                    $tmp =~ s/[\'|\"]\);\s*$//;
                    $base = $tmp;
                } elsif ( $tmp =~ /^\s*[\'|\"]charset[\'|\"]/i ) {
                    $tmp =~ s/^\s*[\'|\"]charset[\'|\"]\s*=>\s*[\'|\"]//i;
                    $tmp =~ s/[\'|\"],?\s*$//;
                    $tmp =~ s/[\'|\"]\);\s*$//;
                    $charset = $tmp;
                } elsif ( $tmp =~ /^\s*[\'|\"]port[\'|\"]/i ) {
                    $tmp =~ s/^\s*[\'|\"]port[\'|\"]\s*=>\s*[\'|\"]//i;
                    $tmp =~ s/[\'|\"],?\s*$//;
                    $tmp =~ s/[\'|\"]\);\s*$//;
                    $port = $tmp;
                } elsif ( $tmp =~ /^\s*[\'|\"]maxrows[\'|\"]/i ) {
                    $tmp =~ s/^\s*[\'|\"]maxrows[\'|\"]\s*=>\s*[\'|\"]//i;
                    $tmp =~ s/[\'|\"],?\s*$//;
                    $tmp =~ s/[\'|\"]\);\s*$//;
                    $maxrows = $tmp;
                } elsif ( $tmp =~ /^\s*[\'|\"]name[\'|\"]/i ) {
                    $tmp =~ s/^\s*[\'|\"]name[\'|\"]\s*=>\s*[\'|\"]//i;
                    $tmp =~ s/[\'|\"],?\s*$//;
                    $tmp =~ s/[\'|\"]\);\s*$//;
                    $name = $tmp;
                }
            }
            $ldap_host[$sub]    = $host;
            $ldap_base[$sub]    = $base;
            $ldap_name[$sub]    = $name;
            $ldap_port[$sub]    = $port;
            $ldap_maxrows[$sub] = $maxrows;
            $ldap_charset[$sub] = $charset;
        } else {
            ${ $options[0] } = $options[1];
        }
    }
}
close FILE;
if ( $useSendmail ne "true" ) {
    $useSendmail = "false";
}
if ( !$sendmail_path ) {
    $sendmail_path = "/usr/sbin/sendmail";
}
if ( !$pop_before_smtp ) {
    $pop_before_smtp = "false";
}
if ( !$default_unseen_notify ) {
    $default_unseen_notify = 2;
}
if ( !$default_unseen_type ) {
    $default_unseen_type = 1;
}
if ( !$config_use_color ) {
    $config_use_color = 0;
}
if ( !$invert_time ) {
    $invert_time = "false";
}
if ( !$force_username_lowercase ) {
    $force_username_lowercase = "false";
}
if ( !$optional_delimiter ) {
    $optional_delimiter = "detect";
}
if ( !$use_authenticated_smtp ) {
    $use_authenticated_smtp = "false";
}
if ( !$auto_create_special ) {
    $auto_create_special = "false";
}
if ( !$default_use_priority ) {
    $default_use_priority = "true";
}
if ( !$hide_sm_attributions ) {
    $hide_sm_attributions = "false";
}
if ( !$default_use_mdn ) {
    $default_use_mdn = "true";
}
if ( !$delete_folder ) {
    $delete_folder = "false";
}
if ( !$frame_top ) {
    $frame_top = "_top";
}
if ( !$edit_identity ) {
    $edit_identity = "true";
}
if ( !$edit_name ) {
    $edit_name = "true";
}
if ( !$allow_thread_sort ) {
    $allow_thread_sort = 'false';
}
if ( !$allow_server_sort ) {
    $allow_server_sort = 'false';
}
if ( !$allow_charset_search ) {
    $allow_charset_search = 'true';
}
if ( !$prefs_user_field ) {
    $prefs_user_field = 'user';
}
if ( !$prefs_key_field ) {
    $prefs_key_field = 'prefkey';
}
if ( !$prefs_val_field ) {
    $prefs_val_field = 'prefval';
}

if ( $ARGV[0] eq '--install-plugin' ) {
    print "Activating plugin " . $ARGV[1] . "\n";
    push @plugins, $ARGV[1];
    save_data();
    exit(0);
} elsif ( $ARGV[0] eq '--remove-plugin' ) {
    print "Removing plugin " . $ARGV[1] . "\n";
    foreach $plugin (@plugins) {
        if ( $plugin ne $ARGV[1] ) {
            push @newplugins, $plugin;
        }
    }
    @plugins = @newplugins;
    save_data();
    exit(0);
}

#####################################################################################
if ( $config_use_color == 1 ) {
    $WHT = "\x1B[37;1m";
    $NRM = "\x1B[0m";
} else {
    $WHT              = "";
    $NRM              = "";
    $config_use_color = 2;
}

while ( ( $command ne "q" ) && ( $command ne "Q" ) ) {
    system "clear";
    print $WHT. "SquirrelMail Configuration : " . $NRM;
    if    ( $config == 1 ) { print "Read: config.php"; }
    elsif ( $config == 2 ) { print "Read: config_default.php"; }
    print " ($print_config_version)\n";
    print "---------------------------------------------------------\n";

    if ( $menu == 0 ) {
        print $WHT. "Main Menu --\n" . $NRM;
        print "1.  Organization Preferences\n";
        print "2.  Server Settings\n";
        print "3.  Folder Defaults\n";
        print "4.  General Options\n";
        print "5.  Themes\n";
        print "6.  Address Books (LDAP)\n";
        print "7.  Message of the Day (MOTD)\n";
        print "8.  Plugins\n";
        print "9.  Database\n";
        print "\n";
        print "D.  Set pre-defined settings for specific IMAP servers\n";
        print "\n";
    } elsif ( $menu == 1 ) {
        print $WHT. "Organization Preferences\n" . $NRM;
        print "1.  Organization Name      : $WHT$org_name$NRM\n";
        print "2.  Organization Logo      : $WHT$org_logo$NRM\n";
        print "3.  Org. Logo Width/Height : $WHT($org_logo_width/$org_logo_height)$NRM\n";
        print "4.  Organization Title     : $WHT$org_title$NRM\n";
        print "5.  Signout Page           : $WHT$signout_page$NRM\n";
        print "6.  Default Language       : $WHT$squirrelmail_default_language$NRM\n";
        print "7.  Top Frame              : $WHT$frame_top$NRM\n";
        print "\n";
        print "R   Return to Main Menu\n";
    } elsif ( $menu == 2 ) {
        print $WHT. "Server Settings\n" . $NRM;
        print "1.  Domain               : $WHT$domain$NRM\n";
        print "2.  IMAP Server          : $WHT$imapServerAddress$NRM\n";
        print "3.  IMAP Port            : $WHT$imapPort$NRM\n";
        print "4.  Use Sendmail/SMTP    : $WHT";
        if ( lc($useSendmail) eq "true" ) {
            print "Sendmail";
        } else {
            print "SMTP";
        }
        print "$NRM\n";
        if ( lc($useSendmail) eq "true" ) {
            print "5.    Sendmail Path      : $WHT$sendmail_path$NRM\n";
        } else {
            print "6.    SMTP Server        : $WHT$smtpServerAddress$NRM\n";
            print "7.    SMTP Port          : $WHT$smtpPort$NRM\n";
            print "8.    Authenticated SMTP : $WHT$use_authenticated_smtp$NRM\n";
            print "9.    POP Before SMTP    : $WHT$pop_before_smtp$NRM\n";
        }
        print "10. Server               : $WHT$imap_server_type$NRM\n";
        print "11. Invert Time          : $WHT$invert_time$NRM\n";
        print "12. Delimiter            : $WHT$optional_delimiter$NRM\n";
        print "\n";
        print "R   Return to Main Menu\n";
    } elsif ( $menu == 3 ) {
        print $WHT. "Folder Defaults\n" . $NRM;
        print "1.  Default Folder Prefix         : $WHT$default_folder_prefix$NRM\n";
        print "2.  Show Folder Prefix Option     : $WHT$show_prefix_option$NRM\n";
        print "3.  Trash Folder                  : $WHT$trash_folder$NRM\n";
        print "4.  Sent Folder                   : $WHT$sent_folder$NRM\n";
        print "5.  Drafts Folder                 : $WHT$draft_folder$NRM\n";
        print "6.  By default, move to trash     : $WHT$default_move_to_trash$NRM\n";
        print "7.  By default, move to sent      : $WHT$default_move_to_sent$NRM\n";
        print "8.  By default, save as draft     : $WHT$default_save_as_draft$NRM\n";
        print "9.  List Special Folders First    : $WHT$list_special_folders_first$NRM\n";
        print "10. Show Special Folders Color    : $WHT$use_special_folder_color$NRM\n";
        print "11. Auto Expunge                  : $WHT$auto_expunge$NRM\n";
        print "12. Default Sub. of INBOX         : $WHT$default_sub_of_inbox$NRM\n";
        print "13. Show 'Contain Sub.' Option    : $WHT$show_contain_subfolders_option$NRM\n";
        print "14. Default Unseen Notify         : $WHT$default_unseen_notify$NRM\n";
        print "15. Default Unseen Type           : $WHT$default_unseen_type$NRM\n";
        print "16. Auto Create Special Folders   : $WHT$auto_create_special$NRM\n";
        print "17. Don't move folders into Trash : $WHT$delete_folder$NRM\n";
        print "\n";
        print "R   Return to Main Menu\n";
    } elsif ( $menu == 4 ) {
        print $WHT. "General Options\n" . $NRM;
        print "1.  Default Charset           : $WHT$default_charset$NRM\n";
        print "2.  Data Directory            : $WHT$data_dir$NRM\n";
        print "3.  Attachment Directory      : $WHT$attachment_dir$NRM\n";
        print "4.  Directory Hash Level      : $WHT$dir_hash_level$NRM\n";
        print "5.  Default Left Size         : $WHT$default_left_size$NRM\n";
        print "6.  Usernames in Lowercase    : $WHT$force_username_lowercase$NRM\n";
        print "7.  Allow use of priority     : $WHT$default_use_priority$NRM\n";
        print "8.  Hide SM attributions      : $WHT$hide_sm_attributions$NRM\n";
        print "9.  Allow use of receipts     : $WHT$default_use_mdn$NRM\n";
        print "10. Allow editing of identity : $WHT$edit_identity$NRM\n";
        print "11. Allow server thread sort  : $WHT$allow_thread_sort$NRM\n";
        print "12. Allow server-side sorting : $WHT$allow_server_sort$NRM\n";
        if ( lc($edit_identity) eq "false" ) {
            print "13. Allow editing of name     : $WHT$edit_name$NRM\n";
        }
        print "14. Allow server charset search : $WHT$allow_charset_search$NRM\n";
        print "\n";
        print "R   Return to Main Menu\n";
    } elsif ( $menu == 5 ) {
        print $WHT. "Themes\n" . $NRM;
        print "1.  Change Themes\n";
        for ( $count = 0 ; $count <= $#theme_name ; $count++ ) {
            print "    >  $theme_name[$count]\n";
        }
        print "2.  CSS File : $WHT$theme_css$NRM\n";
        print "\n";
        print "R   Return to Main Menu\n";
    } elsif ( $menu == 6 ) {
        print $WHT. "Address Books (LDAP)\n" . $NRM;
        print "1.  Change Servers\n";
        for ( $count = 0 ; $count <= $#ldap_host ; $count++ ) {
            print "    >  $ldap_host[$count]\n";
        }
        print
          "2.  Use Javascript Address Book Search  : $WHT$default_use_javascript_addr_book$NRM\n";
        print "\n";
        print "R   Return to Main Menu\n";
    } elsif ( $menu == 7 ) {
        print $WHT. "Message of the Day (MOTD)\n" . $NRM;
        print "\n$motd\n";
        print "\n";
        print "1   Edit the MOTD\n";
        print "\n";
        print "R   Return to Main Menu\n";
    } elsif ( $menu == 8 ) {
        print $WHT. "Plugins\n" . $NRM;
        print "  Installed Plugins\n";
        $num = 0;
        for ( $count = 0 ; $count <= $#plugins ; $count++ ) {
            $num = $count + 1;
            print "    $num. $plugins[$count]\n";
        }
        print "\n  Available Plugins:\n";
        opendir( DIR, "../plugins" );
        @files          = readdir(DIR);
        $pos            = 0;
        @unused_plugins = ();
        for ( $i = 0 ; $i <= $#files ; $i++ ) {
            if ( -d "../plugins/" . $files[$i] && $files[$i] !~ /^\./ && $files[$i] ne "CVS" ) {
                $match = 0;
                for ( $k = 0 ; $k <= $#plugins ; $k++ ) {
                    if ( $plugins[$k] eq $files[$i] ) {
                        $match = 1;
                    }
                }
                if ( $match == 0 ) {
                    $unused_plugins[$pos] = $files[$i];
                    $pos++;
                }
            }
        }

        for ( $i = 0 ; $i <= $#unused_plugins ; $i++ ) {
            $num = $num + 1;
            print "    $num. $unused_plugins[$i]\n";
        }
        closedir DIR;

        print "\n";
        print "A   Sanitize all plugins for use with Squirrelmail 1.2\n";
        print "\n";
        print "R   Return to Main Menu\n";
    } elsif ( $menu == 9 ) {
        print $WHT. "Database\n" . $NRM;
        print "1.  DSN for Address Book   : $WHT$addrbook_dsn$NRM\n";
        print "2.  Table for Address Book : $WHT$addrbook_table$NRM\n";
        print "\n";
        print "3.  DSN for Preferences    : $WHT$prefs_dsn$NRM\n";
        print "4.  Table for Preferences  : $WHT$prefs_table$NRM\n";
        print "5.  Field for username     : $WHT$prefs_user_field$NRM\n";
        print "6.  Field for prefs key    : $WHT$prefs_key_field$NRM\n";
        print "7.  Field for prefs value  : $WHT$prefs_val_field$NRM\n";
        print "\n";
        print "R   Return to Main Menu\n";
    }
    if ( $config_use_color == 1 ) {
        print "C.  Turn color off\n";
    } else {
        print "C.  Turn color on\n";
    }
    print "S   Save data\n";
    print "Q   Quit\n";

    print "\n";
    print "Command >> " . $WHT;
    $command = <STDIN>;
    $command =~ s/[\n|\r]//g;
    $command =~ tr/A-Z/a-z/;
    print "$NRM\n";

    # Read the commands they entered.
    if ( $command eq "r" ) {
        $menu = 0;
    } elsif ( $command eq "s" ) {
        save_data();
        print "Press enter to continue...";
        $tmp   = <STDIN>;
        $saved = 1;
    } elsif ( ( $command eq "q" ) && ( $saved == 0 ) ) {
        print "You have not saved your data.\n";
        print "Save?  [" . $WHT . "Y" . $NRM . "/n]: ";
        $save = <STDIN>;
        if ( ( $save =~ /^y/i ) || ( $save =~ /^\s*$/ ) ) {
            save_data();
        }
    } elsif ( $command eq "c" ) {
        if ( $config_use_color == 1 ) {
            $config_use_color = 2;
            $WHT              = "";
            $NRM              = "";
        } else {
            $config_use_color = 1;
            $WHT              = "\x1B[37;1m";
            $NRM              = "\x1B[0m";
        }
    } elsif ( $command eq "d" && $menu == 0 ) {
        set_defaults();
    } else {
        $saved = 0;
        if ( $menu == 0 ) {
            if ( ( $command > 0 ) && ( $command < 10 ) ) {
                $menu = $command;
            }
        } elsif ( $menu == 1 ) {
            if    ( $command == 1 ) { $org_name                      = command1(); }
            elsif ( $command == 2 ) { $org_logo                      = command2(); }
            elsif ( $command == 3 ) { ($org_logo_width,$org_logo_height)  = command2a(); }
            elsif ( $command == 4 ) { $org_title                     = command3(); }
            elsif ( $command == 5 ) { $signout_page                  = command4(); }
            elsif ( $command == 6 ) { $squirrelmail_default_language = command5(); }
            elsif ( $command == 7 ) { $frame_top                     = command6(); }
        } elsif ( $menu == 2 ) {
            if    ( $command == 1 )  { $domain                 = command11(); }
            elsif ( $command == 2 )  { $imapServerAddress      = command12(); }
            elsif ( $command == 3 )  { $imapPort               = command13(); }
            elsif ( $command == 4 )  { $useSendmail            = command14(); }
            elsif ( $command == 5 )  { $sendmail_path          = command15(); }
            elsif ( $command == 6 )  { $smtpServerAddress      = command16(); }
            elsif ( $command == 7 )  { $smtpPort               = command17(); }
            elsif ( $command == 8 )  { $use_authenticated_smtp = command18(); }
            elsif ( $command == 9 )  { $pop_before_smtp        = command18a(); }
            elsif ( $command == 10 ) { $imap_server_type       = command19(); }
            elsif ( $command == 11 ) { $invert_time            = command110(); }
            elsif ( $command == 12 ) { $optional_delimiter     = command111(); }
        } elsif ( $menu == 3 ) {
            if    ( $command == 1 )  { $default_folder_prefix          = command21(); }
            elsif ( $command == 2 )  { $show_prefix_option             = command22(); }
            elsif ( $command == 3 )  { $trash_folder                   = command23a(); }
            elsif ( $command == 4 )  { $sent_folder                    = command23b(); }
            elsif ( $command == 5 )  { $draft_folder                   = command23c(); }
            elsif ( $command == 6 )  { $default_move_to_trash          = command24a(); }
            elsif ( $command == 7 )  { $default_move_to_sent           = command24b(); }
            elsif ( $command == 8 )  { $default_save_as_draft          = command24c(); }
            elsif ( $command == 9 )  { $list_special_folders_first     = command27(); }
            elsif ( $command == 10 ) { $use_special_folder_color       = command28(); }
            elsif ( $command == 11 ) { $auto_expunge                   = command29(); }
            elsif ( $command == 12 ) { $default_sub_of_inbox           = command210(); }
            elsif ( $command == 13 ) { $show_contain_subfolders_option = command211(); }
            elsif ( $command == 14 ) { $default_unseen_notify          = command212(); }
            elsif ( $command == 15 ) { $default_unseen_type            = command213(); }
            elsif ( $command == 16 ) { $auto_create_special            = command214(); }
            elsif ( $command == 17 ) { $delete_folder                  = command215(); }
        } elsif ( $menu == 4 ) {
            if    ( $command == 1 )  { $default_charset          = command31(); }
            elsif ( $command == 2 )  { $data_dir                 = command33a(); }
            elsif ( $command == 3 )  { $attachment_dir           = command33b(); }
            elsif ( $command == 4 )  { $dir_hash_level           = command33c(); }
            elsif ( $command == 5 )  { $default_left_size        = command35(); }
            elsif ( $command == 6 )  { $force_username_lowercase = command36(); }
            elsif ( $command == 7 )  { $default_use_priority     = command37(); }
            elsif ( $command == 8 )  { $hide_sm_attributions     = command38(); }
            elsif ( $command == 9 )  { $default_use_mdn          = command39(); }
            elsif ( $command == 10 ) { $edit_identity            = command310(); }
            elsif ( $command == 11 ) { $allow_thread_sort        = command312(); }
            elsif ( $command == 12 ) { $allow_server_sort        = command313(); }
            elsif ( $command == 13 ) { $edit_name                = command311(); }
            elsif ( $command == 14 ) { $allow_charset_search     = command314(); }
        } elsif ( $menu == 5 ) {
            if ( $command == 1 ) { command41(); }
            elsif ( $command == 2 ) { $theme_css = command42(); }
        } elsif ( $menu == 6 ) {
            if    ( $command == 1 ) { command61(); }
            elsif ( $command == 2 ) { command62(); }
        } elsif ( $menu == 7 ) {
            if ( $command == 1 ) { $motd = command71(); }
        } elsif ( $menu == 8 ) {
            if ( $command =~ /^[0-9]+/ ) { @plugins = command81(); }
            elsif ( $command eq "a" ) { command8s(); }
        } elsif ( $menu == 9 ) {
            if    ( $command == 1 ) { $addrbook_dsn     = command91(); }
            elsif ( $command == 2 ) { $addrbook_table   = command92(); }
            elsif ( $command == 3 ) { $prefs_dsn        = command93(); }
            elsif ( $command == 4 ) { $prefs_table      = command94(); }
            elsif ( $command == 5 ) { $prefs_user_field = command95(); }
            elsif ( $command == 6 ) { $prefs_key_field  = command96(); }
            elsif ( $command == 7 ) { $prefs_val_field  = command97(); }
        }
    }
}

####################################################################################

# org_name
sub command1 {
    print "We have tried to make the name SquirrelMail as transparent as\n";
    print "possible.  If you set up an organization name, most places where\n";
    print "SquirrelMail would take credit will be credited to your organization.\n";
    print "\n";
    print "[$WHT$org_name$NRM]: $WHT";
    $new_org_name = <STDIN>;
    if ( $new_org_name eq "\n" ) {
        $new_org_name = $org_name;
    } else {
        $new_org_name =~ s/[\r|\n]//g;
	$new_org_name =~ s/\"/&quot;/g;
    }
    return $new_org_name;
}

# org_logo
sub command2 {
    print "Your organization's logo is an image that will be displayed at\n";
    print "different times throughout SquirrelMail.  This is asking for the\n";
    print "literal (/usr/local/squirrelmail/images/logo.jpg) or relative\n";
    print "(../images/logo.jpg) path to your logo.\n";
    print "\n";
    print "[$WHT$org_logo$NRM]: $WHT";
    $new_org_logo = <STDIN>;
    if ( $new_org_logo eq "\n" ) {
        $new_org_logo = $org_logo;
    } else {
        $new_org_logo =~ s/[\r|\n]//g;
    }
    return $new_org_logo;
}

# org_logo_width
sub command2a {
    print "Your organization's logo is an image that will be displayed at\n";
    print "different times throughout SquirrelMail.  Width\n";
    print "and Height of your logo image.  Use '0' to disable.\n";
    print "\n";
    print "Width: [$WHT$org_logo_width$NRM]: $WHT";
    $new_org_logo_width = <STDIN>;
    $new_org_logo_width =~ tr/0-9//cd;  # only want digits!
    if ( $new_org_logo_width eq '' ) {
        $new_org_logo_width = $org_logo_width;
    }
    if ( $new_org_logo_width > 0 ) {
        print "Height: [$WHT$org_logo_height$NRM]: $WHT";
        $new_org_logo_height = <STDIN>;
        $new_org_logo_height =~ tr/0-9//cd;  # only want digits!
        if( $new_org_logo_height eq '' ) {
		$new_org_logo_height = $org_logo_height;
	}
    } else {
        $new_org_logo_height = 0;
    }
    return ($new_org_logo_width, $new_org_logo_height);
}

# org_title
sub command3 {
    print "A title is what is displayed at the top of the browser window in\n";
    print "the titlebar.  Usually this will end up looking something like:\n";
    print "\"Netscape: $org_title\"\n";
    print "\n";
    print "[$WHT$org_title$NRM]: $WHT";
    $new_org_title = <STDIN>;
    if ( $new_org_title eq "\n" ) {
        $new_org_title = $org_title;
    } else {
        $new_org_title =~ s/[\r|\n]//g;
	$new_org_title =~ s/\"/\'/g;
    }
    return $new_org_title;
}

# signout_page
sub command4 {
    print "When users click the Sign Out button they will be logged out and\n";
    print "then sent to signout_page.  If signout_page is left empty,\n";
    print "(hit space and then return) they will be taken, as normal,\n";
    print "to the default and rather sparse SquirrelMail signout page.\n";
    print "\n";
    print "[$WHT$signout_page$NRM]: $WHT";
    $new_signout_page = <STDIN>;
    if ( $new_signout_page eq "\n" ) {
        $new_signout_page = $signout_page;
    } else {
        $new_signout_page =~ s/[\r|\n]//g;
        $new_signout_page =~ s/^\s+$//g;
    }
    return $new_signout_page;
}

# Default language
sub command5 {
    print "SquirrelMail attempts to set the language in many ways.  If it\n";
    print "can not figure it out in another way, it will default to this\n";
    print "language.  Please use the code for the desired language.\n";
    print "\n";
    print "[$WHT$squirrelmail_default_language$NRM]: $WHT";
    $new_signout_page = <STDIN>;
    if ( $new_signout_page eq "\n" ) {
        $new_signout_page = $squirrelmail_default_language;
    } else {
        $new_signout_page =~ s/[\r|\n]//g;
        $new_signout_page =~ s/^\s+$//g;
    }
    return $new_signout_page;
}

# Default top frame
sub command6 {
    print "SquirrelMail defaults to using the whole of the browser window.\n";
    print "This allows you to keep it within a specified frame. The default\n";
    print "is '_top'\n";
    print "\n";
    print "[$WHT$frame_top$NRM]: $WHT";
    $new_frame_top = <STDIN>;
    if ( $new_frame_top eq "\n" ) {
        $new_frame_top = '_top';
    } else {
        $new_frame_top =~ s/[\r|\n]//g;
        $new_frame_top =~ s/^\s+$//g;
    }
    return $new_frame_top;
}

####################################################################################

# domain
sub command11 {
    print "The domain name is the suffix at the end of all email addresses.  If\n";
    print "for example, your email address is jdoe\@myorg.com, then your domain\n";
    print "would be myorg.com.\n";
    print "\n";
    print "[$WHT$domain$NRM]: $WHT";
    $new_domain = <STDIN>;
    if ( $new_domain eq "\n" ) {
        $new_domain = $domain;
    } else {
        $new_domain =~ s/[\r|\n]//g;
    }
    return $new_domain;
}

# imapServerAddress
sub command12 {
    print "This is the address where your IMAP server resides.\n";
    print "[$WHT$imapServerAddress$NRM]: $WHT";
    $new_imapServerAddress = <STDIN>;
    if ( $new_imapServerAddress eq "\n" ) {
        $new_imapServerAddress = $imapServerAddress;
    } else {
        $new_imapServerAddress =~ s/[\r|\n]//g;
    }
    return $new_imapServerAddress;
}

# imapPort
sub command13 {
    print "This is the port that your IMAP server is on.  Usually this is 143.\n";
    print "[$WHT$imapPort$NRM]: $WHT";
    $new_imapPort = <STDIN>;
    if ( $new_imapPort eq "\n" ) {
        $new_imapPort = $imapPort;
    } else {
        $new_imapPort =~ s/[\r|\n]//g;
    }
    return $new_imapPort;
}

# useSendmail
sub command14 {
    print "You now need to choose the method that you will use for sending\n";
    print "messages in SquirrelMail.  You can either connect to an SMTP server\n";
    print "or use sendmail directly.\n";
    if ( lc($useSendmail) eq "true" ) {
        $default_value = "1";
    } else {
        $default_value = "2";
    }
    print "\n";
    print "  1.  Sendmail\n";
    print "  2.  SMTP\n";
    print "Your choice [1/2] [$WHT$default_value$NRM]: $WHT";
    $use_sendmail = <STDIN>;
    if ( ( $use_sendmail =~ /^1\n/i )
        || ( ( $use_sendmail =~ /^\n/ ) && ( $default_value eq "1" ) ) ) {
        $useSendmail = "true";
        } else {
        $useSendmail = "false";
        }
    return $useSendmail;
}

# sendmail_path
sub command15 {
    if ( $sendmail_path[0] !~ /./ ) {
        $sendmail_path = "/usr/sbin/sendmail";
    }
    print "Specify where the sendmail executable is located.  Usually /usr/sbin/sendmail\n";
    print "[$WHT$sendmail_path$NRM]: $WHT";
    $new_sendmail_path = <STDIN>;
    if ( $new_sendmail_path eq "\n" ) {
        $new_sendmail_path = $sendmail_path;
    } else {
        $new_sendmail_path =~ s/[\r|\n]//g;
    }
    return $new_sendmail_path;
}

# smtpServerAddress
sub command16 {
    print "This is the location of your SMTP server.\n";
    print "[$WHT$smtpServerAddress$NRM]: $WHT";
    $new_smtpServerAddress = <STDIN>;
    if ( $new_smtpServerAddress eq "\n" ) {
        $new_smtpServerAddress = $smtpServerAddress;
    } else {
        $new_smtpServerAddress =~ s/[\r|\n]//g;
    }
    return $new_smtpServerAddress;
}

# smtpPort
sub command17 {
    print "This is the port to connect to for SMTP.  Usually 25.\n";
    print "[$WHT$smtpPort$NRM]: $WHT";
    $new_smtpPort = <STDIN>;
    if ( $new_smtpPort eq "\n" ) {
        $new_smtpPort = $smtpPort;
    } else {
        $new_smtpPort =~ s/[\r|\n]//g;
    }
    return $new_smtpPort;
}

# authenticated server 
sub command18 {
    print "Do you wish to use an authenticated SMTP server?  Your server must\n";
    print "support this in order for SquirrelMail to work with it.  We implemented\n";
    print "it according to RFC 2554.\n";

    $YesNo = 'n';
    $YesNo = 'y' if ( lc($use_authenticated_smtp) eq "true" );

    print "Use authenticated SMTP server (y/n) [$WHT$YesNo$NRM]: $WHT";

    $new_use_authenticated_smtp = <STDIN>;
    $new_use_authenticated_smtp =~ tr/yn//cd;
    return "true"  if ( $new_use_authenticated_smtp eq "y" );
    return "false" if ( $new_use_authenticated_smtp eq "n" );
    return $use_authenticated_smtp;
}

# pop before SMTP
sub command18a {
    print "Do you wish to use POP3 before SMTP?  Your server must\n";
    print "support this in order for SquirrelMail to work with it.\n";

    $YesNo = 'n';
    $YesNo = 'y' if ( lc($pop_before_smtp) eq "true" );

    print "Use pop before SMTP (y/n) [$WHT$YesNo$NRM]: $WHT";

    $new_pop_before_smtp = <STDIN>;
    $new_pop_before_smtp =~ tr/yn//cd;
    return "true"  if ( $new_pop_before_smtp eq "y" );
    return "false"  if ( $new_pop_before_smtp eq "n" );
    return $pop_before_smtp;
}

# imap_server_type 
sub command19 {
    print "Each IMAP server has its own quirks.  As much as we tried to stick\n";
    print "to standards, it doesn't help much if the IMAP server doesn't follow\n";
    print "the same principles.  We have made some work-arounds for some of\n";
    print "these servers.  If you would like to use them, please select your\n";
    print "IMAP server.  If you do not wish to use these work-arounds, you can\n";
    print "set this to \"other\", and none will be used.\n";
    print "    cyrus      = Cyrus IMAP server\n";
    print "    uw         = University of Washington's IMAP server\n";
    print "    exchange   = Microsoft Exchange IMAP server\n";
    print "    courier    = Courier IMAP server\n";
    print "    other      = Not one of the above servers\n";
    print "[$WHT$imap_server_type$NRM]: $WHT";
    $new_imap_server_type = <STDIN>;

    if ( $new_imap_server_type eq "\n" ) {
        $new_imap_server_type = $imap_server_type;
    } else {
        $new_imap_server_type =~ s/[\r|\n]//g;
    }
    return $new_imap_server_type;
}

# invert_time
sub command110 {
    print "Sometimes the date of messages sent is messed up (off by a few hours\n";
    print "on some machines).  Typically this happens if the system doesn't support\n";
    print "tm_gmtoff.  It will happen only if your time zone is \"negative\".\n";
    print "This most often occurs on Solaris 7 machines in the United States.\n";
    print "By default, this is off.  It should be kept off unless problems surface\n";
    print "about the time that messages are sent.\n";
    print "    no  = Do NOT fix time -- almost always correct\n";
    print "    yes = Fix the time for this system\n";

    $YesNo = 'n';
    $YesNo = 'y' if ( lc($invert_time) eq "true" );

    print "Fix the time for this system (y/n) [$WHT$YesNo$NRM]: $WHT";

    $new_invert_time = <STDIN>;
    $new_invert_time =~ tr/yn//cd;
    return "true"  if ( $new_invert_time eq "y" );
    return "false" if ( $new_invert_time eq "n" );
    return $invert_time;
}

sub command111 {
    print "This is the delimiter that your IMAP server uses to distinguish between\n";
    print "folders.  For example, Cyrus uses '.' as the delimiter and a complete\n";
    print "folder would look like 'INBOX.Friends.Bob', while UW uses '/' and would\n";
    print "look like 'INBOX/Friends/Bob'.  Normally this should be left at 'detect'\n";
    print "but if you are sure you know what delimiter your server uses, you can\n";
    print "specify it here.\n";
    print "\nTo have it autodetect the delimiter, set it to 'detect'.\n\n";
    print "[$WHT$optional_delimiter$NRM]: $WHT";
    $new_optional_delimiter = <STDIN>;

    if ( $new_optional_delimiter eq "\n" ) {
        $new_optional_delimiter = $optional_delimiter;
    } else {
        $new_optional_delimiter =~ s/[\r|\n]//g;
    }
    return $new_optional_delimiter;
}

# MOTD
sub command71 {
    print "\nYou can now create the welcome message that is displayed\n";
    print "every time a user logs on.  You can use HTML or just plain\n";
    print
"text.  If you do not wish to have one, just make it blank.\n\n(Type @ on a blank line to exit)\n";

    $new_motd = "";
    do {
        print "] ";
        $line = <STDIN>;
        $line =~ s/[\r|\n]//g;
        if ( $line ne "@" ) {
            $line =~ s/  /\&nbsp;\&nbsp;/g;
            $line =~ s/\t/\&nbsp;\&nbsp;\&nbsp;\&nbsp;/g;
            $line =~ s/$/ /;
            $line =~ s/\"/&quot;/g;

            $new_motd = $new_motd . $line;
        }
    } while ( $line ne "@" );
    return $new_motd;
}

################# PLUGINS ###################

sub command81 {
    $command =~ s/[\s|\n|\r]*//g;
    if ( $command > 0 ) {
        $command = $command - 1;
        if ( $command <= $#plugins ) {
            @newplugins = ();
            $ct         = 0;
            while ( $ct <= $#plugins ) {
                if ( $ct != $command ) {
                    @newplugins = ( @newplugins, $plugins[$ct] );
                }
                $ct++;
            }
            @plugins = @newplugins;
        } elsif ( $command <= $#plugins + $#unused_plugins + 1 ) {
            $num        = $command - $#plugins - 1;
            @newplugins = @plugins;
            $ct         = 0;
            while ( $ct <= $#unused_plugins ) {
                if ( $ct == $num ) {
                    @newplugins = ( @newplugins, $unused_plugins[$ct] );

                    # sanitize the plugin
                    $dir = $unused_plugins[$ct];
                    if (-d "../plugins/$dir") {
                        `./ri_once.pl ../plugins/$dir`;
                    } else {
                        print "Could not locate ../plugins/$dir\n" ;
                        print "The plugin $dir could *not* be sanitized!\n" ;
                        print "If you want to try to do this manually, please run\n" ;
                         print "config/ri_once.pl with the full path to the $dir plugin.\n" ;
                    }
                }
                $ct++;
            }
            @plugins = @newplugins;
        }
    }
    return @plugins;
}

sub command8s {
    print "This command will sanitize all plugins for use with\n";
    print "Squirrelmail 1.2. That is, it will rewrite some php-\n";
    print "constructs that are *incompatible* with the 1.2 design\n";
    print "into ones that are *compatible*\n";
    print "Do you wish to issue this command [y/N]? ";
    $ctu = <STDIN>;
    if ( $ctu =~ /^y\n/i ) {
        `./ri_once.pl ../plugins`;
    }
}

################# FOLDERS ###################

# default_folder_prefix
sub command21 {
    print "Some IMAP servers (UW, for example) store mail and folders in\n";
    print "your user space in a separate subdirectory.  This is where you\n";
    print "specify what that directory is.\n";
    print "\n";
    print "EXAMPLE:  mail/";
    print "\n";
    print "NOTE:  If you use Cyrus, or some server that would not use this\n";
    print "       option, you must set this to 'none'.\n";
    print "\n";
    print "[$WHT$default_folder_prefix$NRM]: $WHT";
    $new_default_folder_prefix = <STDIN>;

    if ( $new_default_folder_prefix eq "\n" ) {
        $new_default_folder_prefix = $default_folder_prefix;
    } else {
        $new_default_folder_prefix =~ s/[\r\n]//g;
    }
    if ( ( $new_default_folder_prefix =~ /^\s*$/ ) || ( $new_default_folder_prefix =~ m/^none$/i ) ) {
        $new_default_folder_prefix = "";
    } else {
        # add the trailing delimiter only if we know what the server is.
        if ($optional_delimiter and $optional_delimiter ne 'detect') {
           $new_default_folder_prefix =~ s/${optional_delimiter}*$/$optional_delimiter/;
        } elsif ($imap_server_type eq 'cyrus' or
                 $imap_server_type eq 'courier') {
           $new_default_folder_prefix =~ s/\.*$/\./;
        } elsif ($imap_server_type eq 'uw') {
           $new_default_folder_prefix =~ s/\/*$/\//;
        }
    }
    return $new_default_folder_prefix;
}

# Show Folder Prefix
sub command22 {
    print "It is possible to set up the default folder prefix as a user\n";
    print "specific option, where each user can specify what their mail\n";
    print "folder is.  If you set this to false, they will never see the\n";
    print "option, but if it is true, this option will appear in the\n";
    print "'options' section.\n";
    print "\n";
    print "NOTE:  You set the default folder prefix in option '1' of this\n";
    print "       section.  That will be the default if the user doesn't\n";
    print "       specify anything different.\n";
    print "\n";

    if ( lc($show_prefix_option) eq "true" ) {
        $default_value = "y";
    } else {
        $default_value = "n";
    }
    print "\n";
    print "Show option (y/n) [$WHT$default_value$NRM]: $WHT";
    $new_show = <STDIN>;
    if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
        $show_prefix_option = "true";
    } else {
        $show_prefix_option = "false";
    }
    return $show_prefix_option;
}

# Trash Folder 
sub command23a {
    print "You can now specify where the default trash folder is located.\n";
    print "On servers where you do not want this, you can set it to anything\n";
    print "and set option 6 to false.\n";
    print "\n";
    print "This is relative to where the rest of your email is kept.  You do\n";
    print "not need to worry about their mail directory.  If this folder\n";
    print "would be ~/mail/trash on the filesystem, you only need to specify\n";
    print "that this is 'trash', and be sure to put 'mail/' in option 1.\n";
    print "\n";

    print "[$WHT$trash_folder$NRM]: $WHT";
    $new_trash_folder = <STDIN>;
    if ( $new_trash_folder eq "\n" ) {
        $new_trash_folder = $trash_folder;
    } else {
        $new_trash_folder =~ s/[\r|\n]//g;
    }
    return $new_trash_folder;
}

# Sent Folder 
sub command23b {
    print "This is where messages that are sent will be stored.  SquirrelMail\n";
    print "by default puts a copy of all outgoing messages in this folder.\n";
    print "\n";
    print "This is relative to where the rest of your email is kept.  You do\n";
    print "not need to worry about their mail directory.  If this folder\n";
    print "would be ~/mail/sent on the filesystem, you only need to specify\n";
    print "that this is 'sent', and be sure to put 'mail/' in option 1.\n";
    print "\n";

    print "[$WHT$sent_folder$NRM]: $WHT";
    $new_sent_folder = <STDIN>;
    if ( $new_sent_folder eq "\n" ) {
        $new_sent_folder = $sent_folder;
    } else {
        $new_sent_folder =~ s/[\r|\n]//g;
    }
    return $new_sent_folder;
}

# Draft Folder 
sub command23c {
    print "You can now specify where the default draft folder is located.\n";
    print "On servers where you do not want this, you can set it to anything\n";
    print "and set option 9 to false.\n";
    print "\n";
    print "This is relative to where the rest of your email is kept.  You do\n";
    print "not need to worry about their mail directory.  If this folder\n";
    print "would be ~/mail/drafts on the filesystem, you only need to specify\n";
    print "that this is 'drafts', and be sure to put 'mail/' in option 1.\n";
    print "\n";

    print "[$WHT$draft_folder$NRM]: $WHT";
    $new_draft_folder = <STDIN>;
    if ( $new_draft_folder eq "\n" ) {
        $new_draft_folder = $draft_folder;
    } else {
        $new_draft_folder =~ s/[\r|\n]//g;
    }
    return $new_draft_folder;
}

# default move to trash 
sub command24a {
    print "By default, should messages get moved to the trash folder?  You\n";
    print "can specify the default trash folder in option 3.  If this is set\n";
    print "to false, messages will get deleted immediately without moving\n";
    print "to the trash folder.\n";
    print "\n";
    print "Trash folder is currently: $trash_folder\n";
    print "\n";

    if ( lc($default_move_to_trash) eq "true" ) {
        $default_value = "y";
    } else {
        $default_value = "n";
    }
    print "By default, move to trash (y/n) [$WHT$default_value$NRM]: $WHT";
    $new_show = <STDIN>;
    if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
        $default_move_to_trash = "true";
    } else {
        $default_move_to_trash = "false";
    }
    return $default_move_to_trash;
}

# default move to sent 
sub command24b {
    print "By default, should messages get moved to the sent folder?  You\n";
    print "can specify the default sent folder in option 4.  If this is set\n";
    print "to false, messages will get sent and no copy will be made.\n";
    print "\n";
    print "Sent folder is currently: $sent_folder\n";
    print "\n";

    if ( lc($default_move_to_sent) eq "true" ) {
        $default_value = "y";
    } else {
        $default_value = "n";
    }
    print "By default, move to sent (y/n) [$WHT$default_value$NRM]: $WHT";
    $new_show = <STDIN>;
    if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
        $default_move_to_sent = "true";
    } else {
        $default_move_to_sent = "false";
    }
    return $default_move_to_sent;
}

# default save as draft
sub command24c {
    print "By default, should the save to draft option be shown? You can\n";
    print "specify the default drafts folder in option 5. If this is set\n";
    print "to false, users will not be shown the save to draft option.\n";
    print "\n";
    print "Drafts folder is currently: $draft_folder\n";
    print "\n";

    if ( lc($default_move_to_draft) eq "true" ) {
        $default_value = "y";
    } else {
        $default_value = "n";
    }
    print "By default, save as draft (y/n) [$WHT$default_value$NRM]: $WHT";
    $new_show = <STDIN>;
    if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
        $default_save_as_draft = "true";
    } else {
        $default_save_as_draft = "false";
    }
    return $default_save_as_draft;
}

# List special folders first 
sub command27 {
    print "SquirrelMail has what we call 'special folders' that are not\n";
    print "manipulated and viewed like normal folders.  Some examples of\n";
    print "these folders would be INBOX, Trash, Sent, etc.  This option\n";
    print "Simply asks if you want these folders listed first in the folder\n";
    print "listing.\n";
    print "\n";

    if ( lc($list_special_folders_first) eq "true" ) {
        $default_value = "y";
    } else {
        $default_value = "n";
    }
    print "\n";
    print "List first (y/n) [$WHT$default_value$NRM]: $WHT";
    $new_show = <STDIN>;
    if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
        $list_special_folders_first = "true";
    } else {
        $list_special_folders_first = "false";
    }
    return $list_special_folders_first;
}

# Show special folders color 
sub command28 {
    print "SquirrelMail has what we call 'special folders' that are not\n";
    print "manipulated and viewed like normal folders.  Some examples of\n";
    print "these folders would be INBOX, Trash, Sent, etc.  This option\n";
    print "wants to know if we should display special folders in a\n";
    print "color than the other folders.\n";
    print "\n";

    if ( lc($use_special_folder_color) eq "true" ) {
        $default_value = "y";
    } else {
        $default_value = "n";
    }
    print "\n";
    print "Show color (y/n) [$WHT$default_value$NRM]: $WHT";
    $new_show = <STDIN>;
    if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
        $use_special_folder_color = "true";
    } else {
        $use_special_folder_color = "false";
    }
    return $use_special_folder_color;
}

# Auto expunge 
sub command29 {
    print "The way that IMAP handles deleting messages is as follows.  You\n";
    print "mark the message as deleted, and then to 'really' delete it, you\n";
    print "expunge it.  This option asks if you want to just have messages\n";
    print "marked as deleted, or if you want SquirrelMail to expunge the \n";
    print "messages too.\n";
    print "\n";

    if ( lc($auto_expunge) eq "true" ) {
        $default_value = "y";
    } else {
        $default_value = "n";
    }
    print "Auto expunge (y/n) [$WHT$default_value$NRM]: $WHT";
    $new_show = <STDIN>;
    if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
        $auto_expunge = "true";
    } else {
        $auto_expunge = "false";
    }
    return $auto_expunge;
}

# Default sub of inbox 
sub command210 {
    print "Some IMAP servers (Cyrus) have all folders as subfolders of INBOX.\n";
    print "This can cause some confusion in folder creation for users when\n";
    print "they try to create folders and don't put it as a subfolder of INBOX\n";
    print "and get permission errors.  This option asks if you want folders\n";
    print "to be subfolders of INBOX by default.\n";
    print "\n";

    if ( lc($default_sub_of_inbox) eq "true" ) {
        $default_value = "y";
    } else {
        $default_value = "n";
    }
    print "Default sub of INBOX (y/n) [$WHT$default_value$NRM]: $WHT";
    $new_show = <STDIN>;
    if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
        $default_sub_of_inbox = "true";
    } else {
        $default_sub_of_inbox = "false";
    }
    return $default_sub_of_inbox;
}

# Show contain subfolder option 
sub command211 {
    print "Some IMAP servers (UW) make it so that there are two types of\n";
    print "folders.  Those that contain messages, and those that contain\n";
    print "subfolders.  If this is the case for your server, set this to\n";
    print "true, and it will ask the user whether the folder they are\n";
    print "creating contains subfolders or messages.\n";
    print "\n";

    if ( lc($show_contain_subfolders_option) eq "true" ) {
        $default_value = "y";
    } else {
        $default_value = "n";
    }
    print "Show option (y/n) [$WHT$default_value$NRM]: $WHT";
    $new_show = <STDIN>;
    if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
        $show_contain_subfolders_option = "true";
    } else {
        $show_contain_subfolders_option = "false";
    }
    return $show_contain_subfolders_option;
}

# Default Unseen Notify 
sub command212 {
    print "This option specifies where the users will receive notification\n";
    print "about unseen messages by default.  This is of course an option that\n";
    print "can be changed on a user level.\n";
    print "  1 = No notification\n";
    print "  2 = Only on the INBOX\n";
    print "  3 = On all folders\n";
    print "\n";

    print "Which one should be default (1,2,3)? [$WHT$default_unseen_notify$NRM]: $WHT";
    $new_show = <STDIN>;
    if ( $new_show =~ /^[1|2|3]\n/i ) {
        $default_unseen_notify = $new_show;
    }
    $default_unseen_notify =~ s/[\r|\n]//g;
    return $default_unseen_notify;
}

# Default Unseen Type 
sub command213 {
    print "Here you can define the default way that unseen messages will be displayed\n";
    print "to the user in the folder listing on the left side.\n";
    print "  1 = Only unseen messages   (4)\n";
    print "  2 = Unseen and Total messages  (4/27)\n";
    print "\n";

    print "Which one should be default (1,2)? [$WHT$default_unseen_type$NRM]: $WHT";
    $new_show = <STDIN>;
    if ( $new_show =~ /^[1|2]\n/i ) {
        $default_unseen_type = $new_show;
    }
    $default_unseen_type =~ s/[\r|\n]//g;
    return $default_unseen_type;
}

# Auto create special folders
sub command214 {
    print "Would you like the Sent, Trash, and Drafts folders to be created\n";
    print "automatically print for you when a user logs in?  If the user\n";
    print "accidentally deletes their special folders, this option will\n";
    print "automatically create it again for them.\n";
    print "\n";

    if ( lc($auto_create_special) eq "true" ) {
        $default_value = "y";
    } else {
        $default_value = "n";
    }
    print "Auto create special folders? (y/n) [$WHT$default_value$NRM]: $WHT";
    $new_show = <STDIN>;
    if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
        $auto_create_special = "true";
    } else {
        $auto_create_special = "false";
    }
    return $auto_create_special;
}

# Auto create special folders
sub command215 {
    print "Would you like to automatically completely delete any deleted\n";
    print "folders? If not then they will be moved to the Trash folder\n";
    print "and can be deleted from there\n";
    print "\n";

    if ( lc($delete_folder) eq "true" ) {
        $default_value = "y";
    } else {
        $default_value = "n";
    }
    print "Auto delete folders? (y/n) [$WHT$default_value$NRM]: $WHT";
    $new_delete = <STDIN>;
    if ( ( $new_delete =~ /^y\n/i ) || ( ( $new_delete =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
        $delete_folder = "true";
    } else {
        $delete_folder = "false";
    }
    return $delete_folder;
}

############# GENERAL OPTIONS #####################

# Default Charset
sub command31 {
    print "This option controls what character set is used when sending\n";
    print "mail and when sending HTML to the browser.  Do not set this\n";
    print "to US-ASCII, use ISO-8859-1 instead.  For cyrillic, it is best\n";
    print "to use KOI8-R, since this implementation is faster than most\n";
    print "of the alternatives\n";
    print "\n";

    print "[$WHT$default_charset$NRM]: $WHT";
    $new_default_charset = <STDIN>;
    if ( $new_default_charset eq "\n" ) {
        $new_default_charset = $default_charset;
    } else {
        $new_default_charset =~ s/[\r|\n]//g;
    }
    return $new_default_charset;
}

# Data directory
sub command33a {
    print "It is a possible security hole to have a writable directory\n";
    print "under the web server's root directory (ex: /home/httpd/html).\n";
    print "For this reason, it is possible to put the data directory\n";
    print "anywhere you would like.  The path name can be absolute or\n";
    print "relative (to the config directory).  It doesn't matter.  Here\n";
    print "are two examples:\n";
    print "  Absolute:    /usr/local/squirrelmail/data/\n";
    print "  Relative:    ../data/\n";
    print "\n";

    print "[$WHT$data_dir$NRM]: $WHT";
    $new_data_dir = <STDIN>;
    if ( $new_data_dir eq "\n" ) {
        $new_data_dir = $data_dir;
    } else {
        $new_data_dir =~ s/[\r|\n]//g;
    }
    if ( $new_data_dir =~ /^\s*$/ ) {
        $new_data_dir = "";
    } else {
        $new_data_dir =~ s/\/*$//g;
        $new_data_dir =~ s/$/\//g;
    }
    return $new_data_dir;
}

# Attachment directory
sub command33b {
    print "Path to directory used for storing attachments while a mail is\n";
    print "being sent.  There are a few security considerations regarding this\n";
    print "directory:\n";
    print "  1.  It should have the permission 733 (rwx-wx-wx) to make it\n";
    print "      impossible for a random person with access to the webserver\n";
    print "      to list files in this directory.  Confidential data might\n";
    print "      be laying around in there.\n";
    print "  2.  Since the webserver is not able to list the files in the\n";
    print "      content is also impossible for the webserver to delete files\n";
    print "      lying around there for too long.\n";
    print "  3.  It should probably be another directory than the data\n";
    print "      directory specified in option 3.\n";
    print "\n";

    print "[$WHT$attachment_dir$NRM]: $WHT";
    $new_attachment_dir = <STDIN>;
    if ( $new_attachment_dir eq "\n" ) {
        $new_attachment_dir = $attachment_dir;
    } else {
        $new_attachment_dir =~ s/[\r|\n]//g;
    }
    if ( $new_attachment_dir =~ /^\s*$/ ) {
        $new_attachment_dir = "";
    } else {
        $new_attachment_dir =~ s/\/*$//g;
        $new_attachment_dir =~ s/$/\//g;
    }
    return $new_attachment_dir;
}

sub command33c {
    print "The directory hash level setting allows you to configure the level\n";
    print "of hashing that Squirremail employs in your data and attachment\n";
    print "directories. This value must be an integer ranging from 0 to 4.\n";
    print "When this value is set to 0, Squirrelmail will simply store all\n";
    print "files as normal in the data and attachment directories. However,\n";
    print "when set to a value from 1 to 4, a simple hashing scheme will be\n";
    print "used to organize the files in this directory. In short, the crc32\n";
    print "value for a username will be computed. Then, up to the first 4\n";
    print "digits of the hash, as set by this configuration value, will be\n";
    print "used to directory hash the files for that user in the data and\n";
    print "attachment directory. This allows for better performance on\n";
    print "servers with larger numbers of users.\n";
    print "\n";

    print "[$WHT$dir_hash_level$NRM]: $WHT";
    $new_dir_hash_level = <STDIN>;
    if ( $new_dir_hash_level eq "\n" ) {
        $new_dir_hash_level = $dir_hash_level;
    } else {
        $new_dir_hash_level =~ s/[\r|\n]//g;
    }
    if ( ( int($new_dir_hash_level) < 0 )
        || ( int($new_dir_hash_level) > 4 )
        || !( int($new_dir_hash_level) eq $new_dir_hash_level ) ) {
        print "Invalid Directory Hash Level.\n";
        print "Value must be an integer ranging from 0 to 4\n";
        print "Hit enter to continue.\n";
        $enter_key = <STDIN>;

        $new_dir_hash_level = $dir_hash_level;
        }

    return $new_dir_hash_level;
}

sub command35 {
    print "This is the default size (in pixels) of the left folder list.\n";
    print "Default is 200, but you can set it to whatever you wish.  This\n";
    print "is a user preference, so this will only show up as their default.\n";
    print "\n";
    print "[$WHT$default_left_size$NRM]: $WHT";
    $new_default_left_size = <STDIN>;
    if ( $new_default_left_size eq "\n" ) {
        $new_default_left_size = $default_left_size;
    } else {
        $new_default_left_size =~ s/[\r|\n]//g;
    }
    return $new_default_left_size;
}

sub command36 {
    print "Some IMAP servers only have lowercase letters in the usernames\n";
    print "but they still allow people with uppercase to log in.  This\n";
    print "causes a problem with the user's preference files.  This option\n";
    print "transparently changes all usernames to lowercase.";
    print "\n";

    if ( lc($force_username_lowercase) eq "true" ) {
        $default_value = "y";
    } else {
        $default_value = "n";
    }
    print "Convert usernames to lowercase (y/n) [$WHT$default_value$NRM]: $WHT";
    $new_show = <STDIN>;
    if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
        return "true";
    }
    return "false";
}

sub command37 {
    print "";
    print "\n";

    if ( lc($default_use_priority) eq "true" ) {
        $default_value = "y";
    } else {
        $default_value = "n";
    }

    print "Allow users to specify priority of outgoing mail (y/n) [$WHT$default_value$NRM]: $WHT";
    $new_show = <STDIN>;
    if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
        return "true";
    }
    return "false";
}

sub command38 {
    print "";
    print "\n";

    if ( lc($default_hide_attribution) eq "true" ) {
        $default_value = "y";
    } else {
        $default_value = "n";
    }

    print "Hide SM attributions (y/n) [$WHT$default_value$NRM]: $WHT";
    $new_show = <STDIN>;
    if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
        return "true";
    }
    return "false";
}

sub command39 {
    print "";
    print "\n";

    if ( lc($default_use_mdn) eq "true" ) {
        $default_value = "y";
    } else {
        $default_value = "n";
    }

    print "Enable support for read/delivery receipt support (y/n) [$WHT$default_value$NRM]: $WHT";
    $new_show = <STDIN>;
    if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
        return "true";
    }
    return "false";
}

sub command310 {
    print "This allows you to prevent the editing of the users name and";
    print "email address. This is mainly useful when used with the";
    print "retrieveuserdata plugin\n";
    print "\n";

    if ( lc($edit_identity) eq "true" ) {
        $default_value = "y";
    } else {
        $default_value = "n";
    }
    print "Allow editing? (y/n) [$WHT$default_value$NRM]: $WHT";
    $new_edit = <STDIN>;
    if ( ( $new_edit =~ /^y\n/i ) || ( ( $new_edit =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
        $edit_identity = "true";
    } else {
        $edit_identity = "false";
    }
    return $edit_identity;
}

sub command311 {
    print "This option allows you to choose if the user can edit their full name";
    print "even when you don't want them to change their username\n";
    print "\n";

    if ( lc($edit_name) eq "true" ) {
        $default_value = "y";
    } else {
        $default_value = "n";
    }
    print "Allow editing of the users full name? (y/n) [$WHT$default_value$NRM]: $WHT";
    $new_edit = <STDIN>;
    if ( ( $new_edit =~ /^y\n/i ) || ( ( $new_edit =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
        $edit_name = "true";
    } else {
        $edit_name = "false";
    }
    return $edit_name;
}

sub command312 {
    print "This option allows you to choose if users can use thread sorting\n";
    print "Your IMAP server must support the THREAD command for this to work\n";
	print "PHP versions later than 4.0.3 recommended\n";
    print "\n";

    if ( lc($allow_thread_sort) eq "true" ) {
        $default_value = "y";
    } else {
        $default_value = "n";
    }
    print "Allow server side thread sorting? (y/n) [$WHT$default_value$NRM]: $WHT";
    $allow_thread_sort = <STDIN>;
    if ( ( $allow_thread_sort =~ /^y\n/i ) || ( ( $allow_thread_sort =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
        $allow_thread_sort = "true";
    } else {
        $allow_thread_sort = "false";
    }
    return $allow_thread_sort;
}

sub command313 {
    print "This option allows you to choose if SM uses server-side sorting\n";
    print "Your IMAP server must support the SORT  command for this to work\n";
    print "\n";

    if ( lc($allow_server_sort) eq "true" ) {
        $default_value = "y";
    } else {
        $default_value = "n";
    }
    print "Allow server-side sorting? (y/n) [$WHT$default_value$NRM]: $WHT";
    $allow_server_sort = <STDIN>;
    if ( ( $allow_server_sort =~ /^y\n/i ) || ( ( $allow_server_sort =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
        $allow_server_sort = "true";
    } else {
        $allow_server_sort = "false";
    }
    return $allow_server_sort;
}

sub command314 {
    print "This option allows you to choose if SM uses charset search\n";
    print "Your IMAP server must support the SEARCH CHARSET command for this to work\n";
    print "\n";

    if ( lc($allow_charset_search) eq "true" ) {
        $default_value = "y";
    } else {
        $default_value = "n";
    }
    print "Allow charset searching? (y/n) [$WHT$default_value$NRM]: $WHT";
    $allow_charset_search = <STDIN>;
    if ( ( $allow_charset_search =~ /^y\n/i ) || ( ( $allow_charset_search =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
        $allow_charset_search = "true";
    } else {
        $allow_charset_search = "false";
    }
    return $allow_charset_search;
}


sub command41 {
    print "\nNow we will define the themes that you wish to use.  If you have added\n";
    print "a theme of your own, just follow the instructions (?) about how to add\n";
    print "them.  You can also change the default theme.\n";
    print "[theme] command (?=help) > ";
    $input = <STDIN>;
    $input =~ s/[\r|\n]//g;
    while ( $input ne "d" ) {
        if ( $input =~ /^\s*l\s*/i ) {
            $count = 0;
            while ( $count <= $#theme_name ) {
                if ( $count == $theme_default ) {
                    print " *";
                } else {
                    print "  ";
                }
                $name       = $theme_name[$count];
                $num_spaces = 25 - length($name);
                for ( $i = 0 ; $i < $num_spaces ; $i++ ) {
                    $name = $name . " ";
                }

                print " $count.  $name";
                print "($theme_path[$count])\n";

                $count++;
            }
        } elsif ( $input =~ /^\s*m\s*[0-9]+/i ) {
            $old_def       = $theme_default;
            $theme_default = $input;
            $theme_default =~ s/^\s*m\s*//;
            if ( ( $theme_default > $#theme_name ) || ( $theme_default < 0 ) ) {
                print "Cannot set default theme to $theme_default.  That theme does not exist.\n";
                $theme_default = $old_def;
            }
        } elsif ( $input =~ /^\s*\+/ ) {
            print "What is the name of this theme: ";
            $name = <STDIN>;
            $name =~ s/[\r|\n]//g;
            $theme_name[ $#theme_name + 1 ] = $name;
            print "Be sure to put ../themes/ before the filename.\n";
            print "What file is this stored in (ex: ../themes/default_theme.php): ";
            $name = <STDIN>;
            $name =~ s/[\r|\n]//g;
            $theme_path[ $#theme_path + 1 ] = $name;
        } elsif ( $input =~ /^\s*-\s*[0-9]?/ ) {
            if ( $input =~ /[0-9]+\s*$/ ) {
                $rem_num = $input;
                $rem_num =~ s/^\s*-\s*//g;
                $rem_num =~ s/\s*$//;
            } else {
                $rem_num = $#theme_name;
            }
            if ( $rem_num == $theme_default ) {
                print "You cannot remove the default theme!\n";
            } else {
                $count          = 0;
                @new_theme_name = ();
                @new_theme_path = ();
                while ( $count <= $#theme_name ) {
                    if ( $count != $rem_num ) {
                        @new_theme_name = ( @new_theme_name, $theme_name[$count] );
                        @new_theme_path = ( @new_theme_path, $theme_path[$count] );
                    }
                    $count++;
                }
                @theme_name = @new_theme_name;
                @theme_path = @new_theme_path;
                if ( $theme_default > $rem_num ) {
                    $theme_default--;
                }
            }
        } elsif ( $input =~ /^\s*t\s*/i ) {
            print "\nStarting detection...\n\n";

            opendir( DIR, "../themes" );
            @files = grep { /\.php$/i } readdir(DIR);
            $cnt = 0;
            while ( $cnt <= $#files ) {
                $filename = "../themes/" . $files[$cnt];
                if ( $filename ne "../themes/index.php" ) {
                    $found = 0;
                    for ( $x = 0 ; $x <= $#theme_path ; $x++ ) {
                        if ( $theme_path[$x] eq $filename ) {
                            $found = 1;
                        }
                    }
                    if ( $found != 1 ) {
                        print "** Found theme: $filename\n";
                        print "   What is its name? ";
                        $nm = <STDIN>;
                        $nm =~ s/[\n|\r]//g;
                        $theme_name[ $#theme_name + 1 ] = $nm;
                        $theme_path[ $#theme_path + 1 ] = $filename;
                    }
                }
                $cnt++;
            }
            print "\n";
            for ( $cnt = 0 ; $cnt <= $#theme_path ; $cnt++ ) {
                $filename = $theme_path[$cnt];
                if ( !( -e $filename ) ) {
                    print "  Removing $filename (file not found)\n";
                    $offset         = 0;
                    @new_theme_name = ();
                    @new_theme_path = ();
                    for ( $x = 0 ; $x < $#theme_path ; $x++ ) {
                        if ( $theme_path[$x] eq $filename ) {
                            $offset = 1;
                        }
                        if ( $offset == 1 ) {
                            $new_theme_name[$x] = $theme_name[ $x + 1 ];
                            $new_theme_path[$x] = $theme_path[ $x + 1 ];
                        } else {
                            $new_theme_name[$x] = $theme_name[$x];
                            $new_theme_path[$x] = $theme_path[$x];
                        }
                    }
                    @theme_name = @new_theme_name;
                    @theme_path = @new_theme_path;
                }
            }
            print "\nDetection complete!\n\n";

            closedir DIR;
        } elsif ( $input =~ /^\s*\?\s*/ ) {
            print ".-------------------------.\n";
            print "| t       (detect themes) |\n";
            print "| +           (add theme) |\n";
            print "| - N      (remove theme) |\n";
            print "| m N      (mark default) |\n";
            print "| l         (list themes) |\n";
            print "| d                (done) |\n";
            print "`-------------------------'\n";
        }
        print "[theme] command (?=help) > ";
        $input = <STDIN>;
        $input =~ s/[\r|\n]//g;
    }
}

# Theme - CSS file
sub command42 {
    print "You may specify a cascading style-sheet (CSS) file to be included\n";
    print "on each html page generated by SquirrelMail. The CSS file is useful\n";
    print "for specifying a site-wide font. If you're not familiar with CSS\n";
    print "files, leave this blank.\n";
    print "\n";
    print "To clear out an existing value, just type a space for the input.\n";
    print "\n";
    print "[$WHT$theme_css$NRM]: $WHT";
    $new_theme_css = <STDIN>;

    if ( $new_theme_css eq "\n" ) {
        $new_theme_css = $theme_css;
    } else {
        $new_theme_css =~ s/[\r|\n]//g;
    }
    $new_theme_css =~ s/^\s*//;
    return $new_theme_css;
}

sub command61 {
    print "You can now define different LDAP servers.\n";
    print "[ldap] command (?=help) > ";
    $input = <STDIN>;
    $input =~ s/[\r|\n]//g;
    while ( $input ne "d" ) {
        if ( $input =~ /^\s*l\s*/i ) {
            $count = 0;
            while ( $count <= $#ldap_host ) {
                print "$count. $ldap_host[$count]\n";
                print "        base: $ldap_base[$count]\n";
                if ( $ldap_charset[$count] ) {
                    print "     charset: $ldap_charset[$count]\n";
                }
                if ( $ldap_port[$count] ) {
                    print "        port: $ldap_port[$count]\n";
                }
                if ( $ldap_name[$count] ) {
                    print "        name: $ldap_name[$count]\n";
                }
                if ( $ldap_maxrows[$count] ) {
                    print "     maxrows: $ldap_maxrows[$count]\n";
                }
                print "\n";
                $count++;
            }
        } elsif ( $input =~ /^\s*\+/ ) {
            $sub = $#ldap_host + 1;

            print "First, we need to have the hostname or the IP address where\n";
            print "this LDAP server resides.  Example: ldap.bigfoot.com\n";
            print "hostname: ";
            $name = <STDIN>;
            $name =~ s/[\r|\n]//g;
            $ldap_host[$sub] = $name;

            print "\n";

            print "Next, we need the server root (base dn).  For this, an empty\n";
            print "string is allowed.\n";
            print "Example: ou=member_directory,o=netcenter.com\n";
            print "base: ";
            $name = <STDIN>;
            $name =~ s/[\r|\n]//g;
            $ldap_base[$sub] = $name;

            print "\n";

            print "This is the TCP/IP port number for the LDAP server.  Default\n";
            print "port is 389.  This is optional.  Press ENTER for default.\n";
            print "port: ";
            $name = <STDIN>;
            $name =~ s/[\r|\n]//g;
            $ldap_port[$sub] = $name;

            print "\n";

            print "This is the charset for the server.  Default is utf-8.  This\n";
            print "is also optional.  Press ENTER for default.\n";
            print "charset: ";
            $name = <STDIN>;
            $name =~ s/[\r|\n]//g;
            $ldap_charset[$sub] = $name;

            print "\n";

            print "This is the name for the server, used to tag the results of\n";
            print "the search.  Default it \"LDAP: hostname\".  Press ENTER for default\n";
            print "name: ";
            $name = <STDIN>;
            $name =~ s/[\r|\n]//g;
            $ldap_name[$sub] = $name;

            print "\n";

            print "You can specify the maximum number of rows in the search result.\n";
            print "Default is unlimited.  Press ENTER for default.\n";
            print "maxrows: ";
            $name = <STDIN>;
            $name =~ s/[\r|\n]//g;
            $ldap_maxrows[$sub] = $name;

            print "\n";

        } elsif ( $input =~ /^\s*-\s*[0-9]?/ ) {
            if ( $input =~ /[0-9]+\s*$/ ) {
                $rem_num = $input;
                $rem_num =~ s/^\s*-\s*//g;
                $rem_num =~ s/\s*$//;
            } else {
                $rem_num = $#ldap_host;
            }
            $count            = 0;
            @new_ldap_host    = ();
            @new_ldap_base    = ();
            @new_ldap_port    = ();
            @new_ldap_name    = ();
            @new_ldap_charset = ();
            @new_ldap_maxrows = ();

            while ( $count <= $#ldap_host ) {
                if ( $count != $rem_num ) {
                    @new_ldap_host    = ( @new_ldap_host,    $ldap_host[$count] );
                    @new_ldap_base    = ( @new_ldap_base,    $ldap_base[$count] );
                    @new_ldap_port    = ( @new_ldap_port,    $ldap_port[$count] );
                    @new_ldap_name    = ( @new_ldap_name,    $ldap_name[$count] );
                    @new_ldap_charset = ( @new_ldap_charset, $ldap_charset[$count] );
                    @new_ldap_maxrows = ( @new_ldap_maxrows, $ldap_maxrows[$count] );
                }
                $count++;
            }
            @ldap_host    = @new_ldap_host;
            @ldap_base    = @new_ldap_base;
            @ldap_port    = @new_ldap_port;
            @ldap_name    = @new_ldap_name;
            @ldap_charset = @new_ldap_charset;
            @ldap_maxrows = @new_ldap_maxrows;
        } elsif ( $input =~ /^\s*\?\s*/ ) {
            print ".-------------------------.\n";
            print "| +            (add host) |\n";
            print "| - N       (remove host) |\n";
            print "| l          (list hosts) |\n";
            print "| d                (done) |\n";
            print "`-------------------------'\n";
        }
        print "[ldap] command (?=help) > ";
        $input = <STDIN>;
        $input =~ s/[\r|\n]//g;
    }
}

sub command62 {
    print "Some of our developers have come up with very good javascript interface\n";
    print "for searching through address books, however, our original goals said\n";
    print "that we would be 100% HTML.  In order to make it possible to use their\n";
    print "interface, and yet stick with our goals, we have also written a plain\n";
    print "HTML version of the search.  Here, you can choose which version to use.\n";
    print "\n";
    print "This is just the default value.  It is also a user option that each\n";
    print "user can configure individually\n";
    print "\n";

    if ( lc($default_use_javascript_addr_book) eq "true" ) {
        $default_value = "y";
    } else {
        $default_use_javascript_addr_book = "false";
        $default_value                    = "n";
    }
    print "Use javascript version by default (y/n) [$WHT$default_value$NRM]: $WHT";
    $new_show = <STDIN>;
    if ( ( $new_show =~ /^y\n/i ) || ( ( $new_show =~ /^\n/ ) && ( $default_value eq "y" ) ) ) {
        $default_use_javascript_addr_book = "true";
    } else {
        $default_use_javascript_addr_book = "false";
    }
    return $default_use_javascript_addr_book;
}

sub command91 {
    print "If you want to store your users address book details in a database then\n";
    print "you need to set this DSN to a valid value. The format for this is:\n";
    print "mysql://user:pass\@hostname/dbname\n";
    print "Where mysql can be one of the databases PHP supports, the most common\n";
    print "of these are mysql, msql and pgsql\n";
    print "If the DSN is left empty (hit space and then return) the database\n";
    print "related code for address books will not be used\n";
    print "\n";

    if ( $addrbook_dsn eq "" ) {
        $default_value = "Disabled";
    } else {
        $default_value = $addrbook_dsn;
    }
    print "[$WHT$addrbook_dsn$NRM]: $WHT";
    $new_dsn = <STDIN>;
    if ( $new_dsn eq "\n" ) {
        $new_dsn = "";
    } else {
        $new_dsn =~ s/[\r|\n]//g;
        $new_dsn =~ s/^\s+$//g;
    }
    return $new_dsn;
}

sub command92 {
    print "This is the name of the table you want to store the address book\n";
    print "data in, it defaults to 'address'\n";
    print "\n";
    print "[$WHT$addrbook_table$NRM]: $WHT";
    $new_table = <STDIN>;
    if ( $new_table eq "\n" ) {
        $new_table = $addrbook_table;
    } else {
        $new_table =~ s/[\r|\n]//g;
    }
    return $new_table;
}

sub command93 {
    print "If you want to store your users preferences in a database then\n";
    print "you need to set this DSN to a valid value. The format for this is:\n";
    print "mysql://user:pass\@hostname/dbname\n";
    print "Where mysql can be one of the databases PHP supports, the most common\n";
    print "of these are mysql, msql and pgsql\n";
    print "If the DSN is left empty (hit space and then return) the database\n";
    print "related code for address books will not be used\n";
    print "\n";

    if ( $prefs_dsn eq "" ) {
        $default_value = "Disabled";
    } else {
        $default_value = $prefs_dsn;
    }
    print "[$WHT$prefs_dsn$NRM]: $WHT";
    $new_dsn = <STDIN>;
    if ( $new_dsn eq "\n" ) {
        $new_dsn = "";
    } else {
        $new_dsn =~ s/[\r|\n]//g;
        $new_dsn =~ s/^\s+$//g;
    }
    return $new_dsn;
}

sub command94 {
    print "This is the name of the table you want to store the preferences\n";
    print "data in, it defaults to 'userprefs'\n";
    print "\n";
    print "[$WHT$prefs_table$NRM]: $WHT";
    $new_table = <STDIN>;
    if ( $new_table eq "\n" ) {
        $new_table = $prefs_table;
    } else {
        $new_table =~ s/[\r|\n]//g;
    }
    return $new_table;
}

sub command95 {
    print "This is the name of the field in which you want to store the\n";
    print "username of the person the prefs are for. It default to 'user'\n";
    print "which clashes with a reserved keyword in PostgreSQL so this\n";
    print "will need to be changed for that database at least\n";
    print "\n";
    print "[$WHT$prefs_user_field$NRM]: $WHT";
    $new_field = <STDIN>;
    if ( $new_field eq "\n" ) {
        $new_field = $prefs_user_field;
    } else {
        $new_field =~ s/[\r|\n]//g;
    }
    return $new_field;
}

sub command96 {
    print "This is the name of the field in which you want to store the\n";
    print "preferences keyword. It defaults to 'prefkey'\n";
    print "\n";
    print "[$WHT$prefs_key_field$NRM]: $WHT";
    $new_field = <STDIN>;
    if ( $new_field eq "\n" ) {
        $new_field = $prefs_key_field;
    } else {
        $new_field =~ s/[\r|\n]//g;
    }
    return $new_field;
}

sub command97 {
    print "This is the name of the field in which you want to store the\n";
    print "preferences value. It defaults to 'prefval'\n";
    print "\n";
    print "[$WHT$prefs_val_field$NRM]: $WHT";
    $new_field = <STDIN>;
    if ( $new_field eq "\n" ) {
        $new_field = $prefs_val_field;
    } else {
        $new_field =~ s/[\r|\n]//g;
    }
    return $new_field;
}

sub save_data {
    $tab = "    ";
    if ( open( CF, ">config.php" ) ) {
        print CF "<?php\n";
        print CF "\n";

        print CF "/**\n";
        print CF " * SquirrelMail Configuration File\n";
        print CF " * Created using the configure script, conf.pl\n";
        print CF " */\n";
        print CF "\n";

        if ($print_config_version) {
            print CF "\$config_version = '$print_config_version';\n";
        }
	# integer
        print CF "\$config_use_color = $config_use_color;\n";
        print CF "\n";
	
	# string
        print CF "\$org_name      = \"$org_name\";\n";
        # string
	print CF "\$org_logo      = '$org_logo';\n";
        $org_logo_width |= 0;
        $org_logo_height |= 0;
	# string
        print CF "\$org_logo_width  = '$org_logo_width';\n";
        # string
	print CF "\$org_logo_height = '$org_logo_height';\n";
	# string that can contain variables.
        print CF "\$org_title     = \"$org_title\";\n";
	# string
        print CF "\$signout_page  = '$signout_page';\n";
	# string
        print CF "\$frame_top     = '$frame_top';\n";
        print CF "\n";

	# string that can contain variables
        print CF "\$motd = \"$motd\";\n";
        print CF "\n";
	
	# string
        print CF "\$squirrelmail_default_language = '$squirrelmail_default_language';\n";
        print CF "\n";

	# string
        print CF "\$domain                 = '$domain';\n";
	# string
        print CF "\$imapServerAddress      = '$imapServerAddress';\n";
	# integer
        print CF "\$imapPort               = $imapPort;\n";
	# boolean
        print CF "\$useSendmail            = $useSendmail;\n";
	# string
        print CF "\$smtpServerAddress      = '$smtpServerAddress';\n";
	# integer
        print CF "\$smtpPort               = $smtpPort;\n";
	# string
        print CF "\$sendmail_path          = '$sendmail_path';\n";
	# boolean
        print CF "\$use_authenticated_smtp = $use_authenticated_smtp;\n";
	# boolean
        print CF "\$pop_before_smtp        = $pop_before_smtp;\n";
	# string
        print CF "\$imap_server_type       = '$imap_server_type';\n";
	# boolean
        print CF "\$invert_time            = $invert_time;\n";
	# string
        print CF "\$optional_delimiter     = '$optional_delimiter';\n";
        print CF "\n";

	# string
        print CF "\$default_folder_prefix          = '$default_folder_prefix';\n";
	# string
        print CF "\$trash_folder                   = '$trash_folder';\n";
	# string
        print CF "\$sent_folder                    = '$sent_folder';\n";
	# string
        print CF "\$draft_folder                   = '$draft_folder';\n";
	# boolean
        print CF "\$default_move_to_trash          = $default_move_to_trash;\n";
	# boolean
        print CF "\$default_move_to_sent           = $default_move_to_sent;\n";
	# boolean
        print CF "\$default_save_as_draft          = $default_save_as_draft;\n";
	# boolean
        print CF "\$show_prefix_option             = $show_prefix_option;\n";
	# boolean
        print CF "\$list_special_folders_first     = $list_special_folders_first;\n";
	# boolean
        print CF "\$use_special_folder_color       = $use_special_folder_color;\n";
	# boolean
        print CF "\$auto_expunge                   = $auto_expunge;\n";
	# boolean
        print CF "\$default_sub_of_inbox           = $default_sub_of_inbox;\n";
	# boolean
        print CF "\$show_contain_subfolders_option = $show_contain_subfolders_option;\n";
	# integer
        print CF "\$default_unseen_notify          = $default_unseen_notify;\n";
	# integer
        print CF "\$default_unseen_type            = $default_unseen_type;\n";
	# boolean
        print CF "\$auto_create_special            = $auto_create_special;\n";
	# boolean
        print CF "\$delete_folder                  = $delete_folder;\n";
        print CF "\n";

	# string
        print CF "\$default_charset          = '$default_charset';\n";
	# string
        print CF "\$data_dir                 = '$data_dir';\n";
	# string that can contain a variable
        print CF "\$attachment_dir           = \"$attachment_dir\";\n";
	# integer
        print CF "\$dir_hash_level           = $dir_hash_level;\n";
	# string
        print CF "\$default_left_size        = '$default_left_size';\n";
	# boolean
        print CF "\$force_username_lowercase = $force_username_lowercase;\n";
	# boolean
        print CF "\$default_use_priority     = $default_use_priority;\n";
	# boolean
        print CF "\$hide_sm_attributions     = $hide_sm_attributions;\n";
	# boolean
        print CF "\$default_use_mdn          = $default_use_mdn;\n";
	# boolean
        print CF "\$edit_identity            = $edit_identity;\n";
	# boolean
        print CF "\$edit_name                = $edit_name;\n";
	# boolean
        print CF "\$allow_thread_sort        = $allow_thread_sort;\n";
	# boolean
        print CF "\$allow_server_sort        = $allow_server_sort;\n";
        # boolean
        print CF "\$allow_charset_search        = $allow_charset_search;\n";
        print CF "\n";
	
	# all plugins are strings
        for ( $ct = 0 ; $ct <= $#plugins ; $ct++ ) {
            print CF "\$plugins[$ct] = '$plugins[$ct]';\n";
        }
        print CF "\n";

	# strings
        print CF "\$theme_css = '$theme_css';\n";
        for ( $count = 0 ; $count <= $#theme_name ; $count++ ) {
            print CF "\$theme[$count]['PATH'] = '$theme_path[$count]';\n";
            print CF "\$theme[$count]['NAME'] = '$theme_name[$count]';\n";
        }
        print CF "\n";

        if ( $default_use_javascript_addr_book ne "true" ) {
            $default_use_javascript_addr_book = "false";
        }

	# boolean
        print CF "\$default_use_javascript_addr_book = $default_use_javascript_addr_book;\n";
        for ( $count = 0 ; $count <= $#ldap_host ; $count++ ) {
            print CF "\$ldap_server[$count] = array(\n";
	    # string
            print CF "    'host' => '$ldap_host[$count]',\n";
	    # string
            print CF "    'base' => '$ldap_base[$count]'";
            if ( $ldap_name[$count] ) {
                print CF ",\n";
		# string
                print CF "    'name' => '$ldap_name[$count]'";
            }
            if ( $ldap_port[$count] ) {
                print CF ",\n";
		# integer
                print CF "    'port' => $ldap_port[$count]";
            }
            if ( $ldap_charset[$count] ) {
                print CF ",\n";
		# string
                print CF "    'charset' => '$ldap_charset[$count]'";
            }
            if ( $ldap_maxrows[$count] ) {
                print CF ",\n";
		# integer
                print CF "    'maxrows' => $ldap_maxrows[$count]";
            }
            print CF "\n";
            print CF ");\n";
            print CF "\n";
        }

	# string
        print CF "\$addrbook_dsn = '$addrbook_dsn';\n";
	# string
        print CF "\$addrbook_table = '$addrbook_table';\n\n";
	# string
        print CF "\$prefs_dsn = '$prefs_dsn';\n";
	# string
        print CF "\$prefs_table = '$prefs_table';\n";
	# string
        print CF "\$prefs_user_field = '$prefs_user_field';\n";
	# string
        print CF "\$prefs_key_field = '$prefs_key_field';\n";
	# string
        print CF "\$prefs_val_field = '$prefs_val_field';\n";
        print CF "\n";

        print CF "/**\n";
        print CF " * Make sure there are no characters after the PHP closing\n";
        print CF " * tag below (including newline characters and whitespace).\n";
        print CF " * Otherwise, that character will cause the headers to be\n";
        print CF " * sent and regular output to begin, which will majorly screw\n";
        print CF " * things up when we try to send more headers later.\n";
        print CF " */\n";
        print CF "?>";

        close CF;

        print "Data saved in config.php\n";
    } else {
        print "Error saving config.php: $!\n";
    }
}

sub set_defaults {
    system "clear";
    print $WHT. "SquirrelMail Configuration : " . $NRM;
    if    ( $config == 1 ) { print "Read: config.php"; }
    elsif ( $config == 2 ) { print "Read: config_default.php"; }
    print "\n";
    print "---------------------------------------------------------\n";

    print "While we have been building SquirrelMail, we have discovered some\n";
    print "preferences that work better with some servers that don't work so\n";
    print "well with others.  If you select your IMAP server, this option will\n";
    print "set some pre-defined settings for that server.\n";
    print "\n";
    print "Please note that you will still need to go through and make sure\n";
    print "everything is correct.  This does not change everything.  There are\n";
    print "only a few settings that this will change.\n";
    print "\n";

    $continue = 0;
    while ( $continue != 1 ) {
        print "Please select your IMAP server:\n";
        print "    cyrus      = Cyrus IMAP server\n";
        print "    uw         = University of Washington's IMAP server\n";
        print "    exchange   = Microsoft Exchange IMAP server\n";
        print "    courier    = Courier IMAP server\n";
        print "    quit       = Do not change anything\n";
        print "Command >> ";
        $server = <STDIN>;
        $server =~ s/[\r|\n]//g;

        print "\n";
        if ( $server eq "cyrus" ) {
            $imap_server_type               = "cyrus";
            $default_folder_prefix          = "";
            $trash_folder                   = "INBOX.Trash";
            $sent_folder                    = "INBOX.Sent";
            $draft_folder                   = "INBOX.Drafts";
            $show_prefix_option             = false;
            $default_sub_of_inbox           = true;
            $show_contain_subfolders_option = false;
            $optional_delimiter             = ".";
            $disp_default_folder_prefix     = "<none>";

            $continue = 1;
        } elsif ( $server eq "uw" ) {
            $imap_server_type               = "uw";
            $default_folder_prefix          = "mail/";
            $trash_folder                   = "Trash";
            $sent_folder                    = "Sent";
            $draft_folder                   = "Drafts";
            $show_prefix_option             = true;
            $default_sub_of_inbox           = false;
            $show_contain_subfolders_option = true;
            $optional_delimiter             = "/";
            $disp_default_folder_prefix     = $default_folder_prefix;

            $continue = 1;
        } elsif ( $server eq "exchange" ) {
            $imap_server_type               = "exchange";
            $default_folder_prefix          = "";
            $default_sub_of_inbox           = true;
            $trash_folder                   = "INBOX/Deleted Items";
            $sent_folder                    = "INBOX/Sent Items";
            $drafts_folder                  = "INBOX/Drafts";
            $show_prefix_option             = false;
            $show_contain_subfolders_option = false;
            $optional_delimiter             = "detect";
            $disp_default_folder_prefix     = "<none>";

            $continue = 1;
        } elsif ( $server eq "courier" ) {
            $imap_server_type               = "courier";
            $default_folder_prefix          = "INBOX.";
            $trash_folder                   = "Trash";
            $sent_folder                    = "Sent";
            $draft_folder                   = "Drafts";
            $show_prefix_option             = false;
            $default_sub_of_inbox           = false;
            $show_contain_subfolders_option = false;
            $optional_delimiter             = ".";
            $disp_default_folder_prefix     = $default_folder_prefix;

            $continue = 1;
        } elsif ( $server eq "quit" ) {
            $continue = 1;
        } else {
            $disp_default_folder_prefix = $default_folder_prefix;
            print "Unrecognized server: $server\n";
            print "\n";
        }

        print "              imap_server_type = $imap_server_type\n";
        print "         default_folder_prefix = $disp_default_folder_prefix\n";
        print "                  trash_folder = $trash_folder\n";
        print "                   sent_folder = $sent_folder\n";
        print "                  draft_folder = $draft_folder\n";
        print "            show_prefix_option = $show_prefix_option\n";
        print "          default_sub_of_inbox = $default_sub_of_inbox\n";
        print "show_contain_subfolders_option = $show_contain_subfolders_option\n";
        print "            optional_delimiter = $optional_delimiter\n";
    }
    print "\nPress any key to continue...";
    $tmp = <STDIN>;
}