plugins/mail_fetch/fetch.php

   1 <?php
   2
   3 /**
   4  * mail_fetch/fetch.php
   5  *
   6  * Fetch code.
   7  *
   8  * @copyright &copy; 1999-2006 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, 'None');
 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     echo '<p>' . _("No POP3 servers configured yet.") . '</p>';
 136     displayInternalLink('plugins/mail_fetch/options.php',
 137                         _("Click here to go to the options page.") );
 138     $oTemplate->display('footer.tpl');
 139     exit();
 140 }
 141
 142 // get $server_to_fetch from globals, if not set display a choice to the user
 143 if (! sqgetGlobalVar('server_to_fetch', $server_to_fetch, SQ_POST) ) {
 144     Mail_Fetch_Select_Server($mailfetch);
 145     $oTemplate->display('footer.tpl');
 146     exit();
 147 }
 148
 149 if ( $server_to_fetch == 'all' ) {
 150     $i_start = 0;
 151     $i_stop  = $mailfetch['server_number'];
 152 } else {
 153     $i_start = $server_to_fetch;
 154     $i_stop  = $i_start+1;
 155 }
 156
 157 for ($i_loop=$i_start;$i_loop<$i_stop;$i_loop++) {
 158     $mailfetch_server = $mailfetch[$i_loop]['server'];
 159     $mailfetch_port   = $mailfetch[$i_loop]['port'];
 160     $mailfetch_user   = $mailfetch[$i_loop]['user'];
 161     $mailfetch_pass   = $mailfetch[$i_loop]['pass'];
 162     $mailfetch_lmos   = $mailfetch[$i_loop]['lmos'];
 163     $mailfetch_login  = $mailfetch[$i_loop]['login'];
 164     $mailfetch_uidl   = $mailfetch[$i_loop]['uidl'];
 165     $mailfetch_subfolder = $mailfetch[$i_loop]['subfolder'];
 166     $mailfetch_auth = $mailfetch[$i_loop]['auth'];
 167     $mailfetch_type = $mailfetch[$i_loop]['type'];
 168
 169     echo '<br />' .
 170         html_tag( 'table',
 171             html_tag( 'tr',
 172                 html_tag( 'td', '<b>' .
 173                     sprintf(_("Fetching from %s"),
 174                         htmlspecialchars($mailfetch[$i_loop]['alias'])) .
 175                     '</b>',
 176                 'center' ) ,
 177             '', $color[9] ) ,
 178         '', '', 'width="90%"' );
 179
 180     flush();
 181
 182     $pop3 = new mail_fetch(array('host'    => $mailfetch_server,
 183                                  'port'    => $mailfetch_port,
 184                                  'auth'    => $mailfetch_auth,
 185                                  'tls'     => $mailfetch_type,
 186                                  'timeout' => 60));
 187
 188     if (!empty($pop3->error)) {
 189         Mail_Fetch_Status($pop3->error);
 190         continue;
 191     }
 192
 193     Mail_Fetch_Status(_("Opening IMAP server"));
 194     $imap_stream = sqimap_login($username, false, $imapServerAddress, $imapPort, 10);
 195
 196     // check if destination folder is not set, is not subscribed and is not \noselect folder
 197     if($mailfetch_subfolder == '' ||
 198        ! mail_fetch_check_folder($imap_stream,$mailfetch_subfolder)) {
 199         $mailfetch_subfolder = 'INBOX';
 200     }
 201
 202     Mail_Fetch_Status(_("Opening POP server"));
 203
 204     /* log into pop server*/
 205     if (! $pop3->login($mailfetch_user, $mailfetch_pass)) {
 206         Mail_Fetch_Status(_("Login Failed:") . ' ' . htmlspecialchars($pop3->error));
 207         continue;
 208     }
 209
 210     $aMsgStat = $pop3->command_stat();
 211     if (is_bool($aMsgStat)) {
 212         Mail_Fetch_Status(_("Can't get mailbox status:") . ' ' . htmlspecialchars($pop3->error) );
 213         continue;
 214     }
 215
 216     $Count = $aMsgStat['count'];
 217
 218     $i = 1;
 219
 220     if ($Count>0) {
 221         // If we leave messages on server, try using UIDL
 222         if ($mailfetch_lmos == 'on') {
 223             Mail_Fetch_Status(_("Fetching UIDL..."));
 224             $msglist = $pop3->command_uidl();
 225             if (is_bool($msglist)) {
 226                 Mail_Fetch_Status(_("Server does not support UIDL.") . ' '.htmlspecialchars($pop3->error));
 227                 // User asked to leave messages on server, but we can't do that.
 228                 $pop3->command_quit();
 229                 continue;
 230                 // $mailfetch_lmos = 'off';
 231             } else {
 232                 // calculate number of new messages
 233                 for ($j = 1; $j <= sizeof($msglist); $j++) {
 234                     // do strict comparison ('1111.10' should not be equal to '1111.100')
 235                     if ($msglist[$j] === $mailfetch_uidl) {
 236                         $i = $j+1;
 237                         break;
 238                     }
 239                 }
 240             }
 241         }
 242         // fetch list of messages with LIST
 243         // we can use else control, but we can also set $mailfetch_lmos
 244         // to off if server does not support UIDL.
 245         if ($mailfetch_lmos != 'on') {
 246             Mail_Fetch_Status(_("Fetching list of messages..."));
 247             $msglist = $pop3->command_list();
 248         }
 249     }
 250
 251     if ($Count < $i) {
 252         Mail_Fetch_Status(_("Login OK: No new messages"));
 253         $pop3->command_quit();
 254         continue;
 255     }
 256     if ($Count == 0) {
 257         Mail_Fetch_Status(_("Login OK: Inbox EMPTY"));
 258         $pop3->command_quit();
 259         continue;
 260     } else {
 261         $newmsgcount = $Count - $i + 1;
 262         Mail_Fetch_Status(sprintf(ngettext("Login OK: Inbox contains %s message",
 263                                            "Login OK: Inbox contains %s messages",$newmsgcount), $newmsgcount));
 264     }
 265
 266     if ($mailfetch_lmos == 'on') {
 267         Mail_Fetch_Status(_("Leaving mail on server..."));
 268     } else {
 269         Mail_Fetch_Status(_("Deleting messages from server..."));
 270     }
 271
 272     for (; $i <= $Count; $i++) {
 273         Mail_Fetch_Status(sprintf(_("Fetching message %s."), $i));
 274
 275         if (!ini_get('safe_mode'))
 276             set_time_limit(20); // 20 seconds per message max
 277
 278         $Message = $pop3->command_retr($i);
 279
 280         if (is_bool($Message)) {
 281             Mail_Fetch_Status(htmlspecialchars($pop3->error));
 282             continue;
 283         }
 284
 285         fputs($imap_stream, "A3$i APPEND \"$mailfetch_subfolder\" {" . strlen($Message) . "}\r\n");
 286         $Line = fgets($imap_stream, 1024);
 287         if (substr($Line, 0, 1) == '+') {
 288             fputs($imap_stream, $Message);
 289             fputs($imap_stream, "\r\n");
 290             sqimap_read_data($imap_stream, "A3$i", false, $response, $message);
 291             $response=(implode('',$response));
 292             $message=(implode('',$message));
 293             if ($response != 'OK') {
 294                 Mail_Fetch_Status(_("Error Appending Message!")." ".htmlspecialchars($message) );
 295                 Mail_Fetch_Status(_("Closing POP"));
 296                 $pop3->command_quit();
 297                 Mail_Fetch_Status(_("Logging out from IMAP"));
 298                 sqimap_logout($imap_stream);
 299
 300                 if ($mailfetch_lmos == 'on') {
 301                     Mail_Fetch_Status(_("Saving UIDL"));
 302                     setPref($data_dir,$username,"mailfetch_uidl_$i_loop", $msglist[$i-1]);
 303                 }
 304                 exit;
 305             } else {
 306                 Mail_Fetch_Status(_("Message appended to mailbox"));
 307             }
 308
 309             if ($mailfetch_lmos != 'on') {
 310                 if( $pop3->command_dele($i) ) {
 311                     Mail_Fetch_Status(sprintf(_("Message %d deleted from remote server!"), $i));
 312                 } else {
 313                     Mail_Fetch_Status(_("Delete failed:") . htmlspecialchars($pop3->error) );
 314                 }
 315             }
 316         } else {
 317             echo $Line;
 318             Mail_Fetch_Status(_("Error Appending Message!"));
 319             Mail_Fetch_Status(_("Closing POP"));
 320             $pop3->command_quit();
 321             Mail_Fetch_Status(_("Logging out from IMAP"));
 322             sqimap_logout($imap_stream);
 323
 324             // not gurantee corect!
 325             if ($mailfetch_lmos == 'on') {
 326                 Mail_Fetch_Status(_("Saving UIDL"));
 327                 setPref($data_dir,$username,"mailfetch_uidl_$i_loop", $msglist[$i-1]);
 328             }
 329             exit;
 330         }
 331     }
 332
 333     Mail_Fetch_Status(_("Closing POP"));
 334     $pop3->command_quit();
 335     Mail_Fetch_Status(_("Logging out from IMAP"));
 336     sqimap_logout($imap_stream);
 337     if ($mailfetch_lmos == 'on' && is_array($msglist)) {
 338         Mail_Fetch_Status(_("Saving UIDL"));
 339         setPref($data_dir,$username,"mailfetch_uidl_$i_loop", array_pop($msglist));
 340     }
 341
 342     Mail_Fetch_Status(_("Done"));
 343 }
 344
 345 $oTemplate->display('footer.tpl');
 346