plugins/mail_fetch/fetch.php

   1 <?php
   2
   3 /**
   4  * mail_fetch/fetch.php
   5  *
   6  * Fetch code.
   7  *
   8  * @copyright &copy; 1999-2007 The SquirrelMail Project Team
   9  * @license http://opensource.org/licenses/gpl-license.php GNU Public License
  10  * @version $Id$
  11  * @package plugins
  12  * @subpackage mail_fetch
  13  */
  14
  15 /**
  16  * Include the SquirrelMail initialization file.
  17  */
  18 require('../../include/init.php');
  19
  20 include_once(SM_PATH . 'functions/imap_general.php');
  21 include_once(SM_PATH . 'plugins/mail_fetch/functions.php' );
  22
  23 /* globals */
  24 sqgetGlobalVar('delimiter',  $delimiter,  SQ_SESSION);
  25 /* end globals */
  26
  27 /**
  28  * @param string $msg message
  29  */
  30 function Mail_Fetch_Status($msg) {
  31     echo html_tag( 'table',
  32              html_tag( 'tr',
  33                  html_tag( 'td', htmlspecialchars( $msg ) , 'left' )
  34                  ),
  35              '', '', 'width="90%"' );
  36     flush();
  37 }
  38
  39 /**
  40  * @return array
  41  */
  42 function Mail_Fetch_Servers() {
  43     global $data_dir, $username;
  44
  45     $mailfetch = array();
  46     $mailfetch['server_number'] = getPref($data_dir, $username, "mailfetch_server_number");
  47     if (!isset($mailfetch['server_number']) || ($mailfetch['server_number'] < 1)) {
  48         $mailfetch['server_number'] = 0;
  49     }
  50     $mailfetch['cypher'] = getPref($data_dir, $username, "mailfetch_cypher");
  51
  52     for ($i = 0; $i < $mailfetch['server_number']; $i++) {
  53         $mailfetch[$i]['server'] = getPref($data_dir, $username, "mailfetch_server_$i");
  54         $mailfetch[$i]['port']   = getPref($data_dir, $username, "mailfetch_port_$i");
  55         $mailfetch[$i]['alias']  = getPref($data_dir, $username, "mailfetch_alias_$i");
  56         $mailfetch[$i]['user']   = getPref($data_dir, $username, "mailfetch_user_$i");
  57         $mailfetch[$i]['pass']   = getPref($data_dir, $username, "mailfetch_pass_$i");
  58         if($mailfetch['cypher'] == 'on') {
  59             $mailfetch[$i]['pass'] = decrypt($mailfetch[$i]['pass']);
  60         }
  61         if ($mailfetch[$i]['pass'] == '') {
  62             sqgetGlobalVar("pass_$i", $mailfetch[$i]['pass'], SQ_POST);
  63         }
  64         $mailfetch[$i]['lmos']   = getPref($data_dir, $username, "mailfetch_lmos_$i");
  65         $mailfetch[$i]['login']  = getPref($data_dir, $username, "mailfetch_login_$i");
  66         $mailfetch[$i]['uidl']   = getPref($data_dir, $username, "mailfetch_uidl_$i");
  67         $mailfetch[$i]['subfolder'] = getPref($data_dir, $username, "mailfetch_subfolder_$i");
  68         if($mailfetch[$i]['alias'] == '') {
  69             $mailfetch[$i]['alias'] == $mailfetch[$i]['server'];
  70         }
  71         // Authentication type (added in 1.5.2)
  72         $mailfetch[$i]['auth'] = getPref($data_dir, $username, "mailfetch_auth_$i",MAIL_FETCH_AUTH_USER);
  73         // Connection type (added in 1.5.2)
  74         $mailfetch[$i]['type'] = getPref($data_dir, $username, "mailfetch_type_$i",MAIL_FETCH_USE_PLAIN);
  75     }
  76     return $mailfetch;
  77 }
  78
  79 /**
  80  * @param array $mailfetch
  81  */
  82 function Mail_Fetch_Select_Server($mailfetch) {
  83     global $PHP_SELF;
  84
  85     echo '<font size="-5"><br /></font>' .
  86         '<form action="'.$PHP_SELF.'" method="post" target="_self">' .
  87         html_tag( 'table', '', 'center', '', 'width="70%" cols="2"' ) .
  88         html_tag( 'tr' ) .
  89         html_tag( 'td', _("Select Server:") . ' &nbsp; &nbsp;', 'right' ) .
  90         html_tag( 'td', '', 'left' ) .
  91         '<select name="server_to_fetch" size="1">' .
  92         '<option value="all" selected="selected">..' . _("All") . "...\n";
  93     for ($i = 0;$i < $mailfetch['server_number'];$i++) {
  94         echo "<option value=\"$i\">" .
  95             htmlspecialchars($mailfetch[$i]['alias']) .
  96             '</option>' . "\n";
  97     }
  98     echo            '</select>' .
  99         '</td>' .
 100         '</tr>';
 101
 102     //if password not set, ask for it
 103     for ($i = 0;$i < $mailfetch['server_number'];$i++) {
 104         if ($mailfetch[$i]['pass'] == '') {
 105             echo html_tag( 'tr',
 106                      html_tag( 'td', _("Password for") . ' <b>' .
 107                          htmlspecialchars($mailfetch[$i]['alias']) .
 108                          '</b>: &nbsp; &nbsp; ',
 109                          'right' ) .
 110                      html_tag( 'td', '<input type="password" name="pass_' . $i . '" />', 'left' )
 111                            );
 112         }
 113     }
 114     echo html_tag( 'tr',
 115              html_tag( 'td', '&nbsp;' ) .
 116              html_tag( 'td', '<input type="submit" name="submit_mailfetch" value="' . _("Fetch Mail"). '" />', 'left' )
 117                    ) .
 118         '</table></form>';
 119 }
 120
 121 $mailfetch = Mail_Fetch_Servers();
 122 displayPageHeader($color);
 123
 124 echo '<br />';
 125
 126 echo html_tag( 'table',
 127          html_tag( 'tr',
 128              html_tag( 'td', '<b>' . _("Remote POP server Fetching Mail") . '</b>', 'center', $color[0] )
 129                    ) ,
 130                'center', '', 'width="95%" cols="1"' );
 131
 132
 133 /* there are no servers defined yet... */
 134 if($mailfetch['server_number'] == 0) {
 135 //FIXME: do not echo directly to browser -- use templates only
 136     echo '<p>' . _("No POP3 servers configured yet.") . '</p>';
 137     echo makeInternalLink('plugins/mail_fetch/options.php',
 138                         _("Click here to go to the options page.") );
 139     $oTemplate->display('footer.tpl');
 140     exit();
 141 }
 142
 143 // get $server_to_fetch from globals, if not set display a choice to the user
 144 if (! sqgetGlobalVar('server_to_fetch', $server_to_fetch, SQ_POST) ) {
 145     Mail_Fetch_Select_Server($mailfetch);
 146     $oTemplate->display('footer.tpl');
 147     exit();
 148 }
 149
 150 if ( $server_to_fetch == 'all' ) {
 151     $i_start = 0;
 152     $i_stop  = $mailfetch['server_number'];
 153 } else {
 154     $i_start = $server_to_fetch;
 155     $i_stop  = $i_start+1;
 156 }
 157
 158 for ($i_loop=$i_start;$i_loop<$i_stop;$i_loop++) {
 159     $mailfetch_server = $mailfetch[$i_loop]['server'];
 160     $mailfetch_port   = $mailfetch[$i_loop]['port'];
 161     $mailfetch_user   = $mailfetch[$i_loop]['user'];
 162     $mailfetch_pass   = $mailfetch[$i_loop]['pass'];
 163     $mailfetch_lmos   = $mailfetch[$i_loop]['lmos'];
 164     $mailfetch_login  = $mailfetch[$i_loop]['login'];
 165     $mailfetch_uidl   = $mailfetch[$i_loop]['uidl'];
 166     $mailfetch_subfolder = $mailfetch[$i_loop]['subfolder'];
 167     $mailfetch_auth = $mailfetch[$i_loop]['auth'];
 168     $mailfetch_type = $mailfetch[$i_loop]['type'];
 169
 170     echo '<br />' .
 171         html_tag( 'table',
 172             html_tag( 'tr',
 173                 html_tag( 'td', '<b>' .
 174                     sprintf(_("Fetching from %s"),
 175                         htmlspecialchars($mailfetch[$i_loop]['alias'])) .
 176                     '</b>',
 177                 'center' ) ,
 178             '', $color[9] ) ,
 179         '', '', 'width="90%"' );
 180
 181     flush();
 182
 183     $pop3 = new mail_fetch(array('host'    => $mailfetch_server,
 184                                  'port'    => $mailfetch_port,
 185                                  'auth'    => $mailfetch_auth,
 186                                  'tls'     => $mailfetch_type,
 187                                  'timeout' => 60));
 188
 189     if (!empty($pop3->error)) {
 190         Mail_Fetch_Status($pop3->error);
 191         continue;
 192     }
 193
 194     Mail_Fetch_Status(_("Opening IMAP server"));
 195     $imap_stream = sqimap_login($username, false, $imapServerAddress, $imapPort, 10);
 196
 197     // check if destination folder is not set, is not subscribed and is not \noselect folder
 198     if($mailfetch_subfolder == '' ||
 199        ! mail_fetch_check_folder($imap_stream,$mailfetch_subfolder)) {
 200         $mailfetch_subfolder = 'INBOX';
 201     }
 202
 203     Mail_Fetch_Status(_("Opening POP server"));
 204
 205     /* log into pop server*/
 206     if (! $pop3->login($mailfetch_user, $mailfetch_pass)) {
 207         Mail_Fetch_Status(_("Login Failed:") . ' ' . htmlspecialchars($pop3->error));
 208         continue;
 209     }
 210
 211     $aMsgStat = $pop3->command_stat();
 212     if (is_bool($aMsgStat)) {
 213         Mail_Fetch_Status(_("Can't get mailbox status:") . ' ' . htmlspecialchars($pop3->error) );
 214         continue;
 215     }
 216
 217     $Count = $aMsgStat['count'];
 218
 219     $i = 1;
 220
 221     if ($Count>0) {
 222         // If we leave messages on server, try using UIDL
 223         if ($mailfetch_lmos == 'on') {
 224             Mail_Fetch_Status(_("Fetching UIDL..."));
 225             $msglist = $pop3->command_uidl();
 226             if (is_bool($msglist)) {
 227                 Mail_Fetch_Status(_("Server does not support UIDL.") . ' '.htmlspecialchars($pop3->error));
 228                 // User asked to leave messages on server, but we can't do that.
 229                 $pop3->command_quit();
 230                 continue;
 231                 // $mailfetch_lmos = 'off';
 232             } else {
 233                 // calculate number of new messages
 234                 for ($j = 1; $j <= sizeof($msglist); $j++) {
 235                     // do strict comparison ('1111.10' should not be equal to '1111.100')
 236                     if ($msglist[$j] === $mailfetch_uidl) {
 237                         $i = $j+1;
 238                         break;
 239                     }
 240                 }
 241             }
 242         }
 243         // fetch list of messages with LIST
 244         // we can use else control, but we can also set $mailfetch_lmos
 245         // to off if server does not support UIDL.
 246         if ($mailfetch_lmos != 'on') {
 247             Mail_Fetch_Status(_("Fetching list of messages..."));
 248             $msglist = $pop3->command_list();
 249         }
 250     }
 251
 252     if ($Count < $i) {
 253         Mail_Fetch_Status(_("Login OK: No new messages"));
 254         $pop3->command_quit();
 255         continue;
 256     }
 257     if ($Count == 0) {
 258         Mail_Fetch_Status(_("Login OK: Inbox EMPTY"));
 259         $pop3->command_quit();
 260         continue;
 261     } else {
 262         $newmsgcount = $Count - $i + 1;
 263         Mail_Fetch_Status(sprintf(ngettext("Login OK: Inbox contains %s message",
 264                                            "Login OK: Inbox contains %s messages",$newmsgcount), $newmsgcount));
 265     }
 266
 267     if ($mailfetch_lmos == 'on') {
 268         Mail_Fetch_Status(_("Leaving mail on server..."));
 269     } else {
 270         Mail_Fetch_Status(_("Deleting messages from server..."));
 271     }
 272
 273     for (; $i <= $Count; $i++) {
 274         Mail_Fetch_Status(sprintf(_("Fetching message %s."), $i));
 275
 276         if (!ini_get('safe_mode'))
 277             set_time_limit(20); // 20 seconds per message max
 278
 279         $Message = $pop3->command_retr($i);
 280
 281         if (is_bool($Message)) {
 282             Mail_Fetch_Status(htmlspecialchars($pop3->error));
 283             continue;
 284         }
 285
 286         fputs($imap_stream, "A3$i APPEND \"$mailfetch_subfolder\" {" . strlen($Message) . "}\r\n");
 287         $Line = fgets($imap_stream, 1024);
 288         if (substr($Line, 0, 1) == '+') {
 289             fputs($imap_stream, $Message);
 290             fputs($imap_stream, "\r\n");
 291             sqimap_read_data($imap_stream, "A3$i", false, $response, $message);
 292             $response=(implode('',$response));
 293             $message=(implode('',$message));
 294             if ($response != 'OK') {
 295                 Mail_Fetch_Status(_("Error Appending Message!")." ".htmlspecialchars($message) );
 296                 Mail_Fetch_Status(_("Closing POP"));
 297                 $pop3->command_quit();
 298                 Mail_Fetch_Status(_("Logging out from IMAP"));
 299                 sqimap_logout($imap_stream);
 300
 301                 if ($mailfetch_lmos == 'on') {
 302                     Mail_Fetch_Status(_("Saving UIDL"));
 303                     setPref($data_dir,$username,"mailfetch_uidl_$i_loop", $msglist[$i-1]);
 304                 }
 305                 exit;
 306             } else {
 307                 Mail_Fetch_Status(_("Message appended to mailbox"));
 308             }
 309
 310             if ($mailfetch_lmos != 'on') {
 311                 if( $pop3->command_dele($i) ) {
 312                     Mail_Fetch_Status(sprintf(_("Message %d deleted from remote server!"), $i));
 313                 } else {
 314                     Mail_Fetch_Status(_("Delete failed:") . htmlspecialchars($pop3->error) );
 315                 }
 316             }
 317         } else {
 318             echo $Line;
 319             Mail_Fetch_Status(_("Error Appending Message!"));
 320             Mail_Fetch_Status(_("Closing POP"));
 321             $pop3->command_quit();
 322             Mail_Fetch_Status(_("Logging out from IMAP"));
 323             sqimap_logout($imap_stream);
 324
 325             // not gurantee corect!
 326             if ($mailfetch_lmos == 'on') {
 327                 Mail_Fetch_Status(_("Saving UIDL"));
 328                 setPref($data_dir,$username,"mailfetch_uidl_$i_loop", $msglist[$i-1]);
 329             }
 330             exit;
 331         }
 332     }
 333
 334     Mail_Fetch_Status(_("Closing POP"));
 335     $pop3->command_quit();
 336     Mail_Fetch_Status(_("Logging out from IMAP"));
 337     sqimap_logout($imap_stream);
 338     if ($mailfetch_lmos == 'on' && is_array($msglist)) {
 339         Mail_Fetch_Status(_("Saving UIDL"));
 340         setPref($data_dir,$username,"mailfetch_uidl_$i_loop", array_pop($msglist));
 341     }
 342
 343     Mail_Fetch_Status(_("Done"));
 344 }
 345
 346 $oTemplate->display('footer.tpl');
 347