functions/imap_search.php

   1 <?php
   2
   3 /**
   4  * imap_search.php
   5  *
   6  * Copyright (c) 1999-2002 The SquirrelMail Project Team
   7  * Licensed under the GNU GPL. For full terms see the file COPYING.
   8  *
   9  * IMAP search routines
  10  *
  11  * $Id$
  12  */
  13
  14 require_once('../functions/imap.php');
  15 require_once('../functions/date.php');
  16 require_once('../functions/array.php');
  17 require_once('../functions/mailbox_display.php');
  18 require_once('../functions/mime.php');
  19
  20 function sqimap_search($imapConnection, $search_where, $search_what, $mailbox,
  21                        $color, $search_position = '', $search_all, $count_all) {
  22
  23     global $message_highlight_list, $squirrelmail_language, $languages,
  24            $index_order, $pos, $allow_charset_search, $uid_support,
  25            $imap_server_type;
  26
  27     $pos = $search_position;
  28
  29     $urlMailbox = urlencode($mailbox);
  30
  31     /* construct the search query, taking multiple search terms into account */
  32     $multi_search = array();
  33     $search_what  = trim($search_what);
  34     $search_what  = ereg_replace('[ ]{2,}', ' ', $search_what);
  35     $multi_search = explode(' ', $search_what);
  36     $search_string = '';
  37
  38     /* it seems macosx does not support the prefered search
  39        syntax so we fall back to the older style. This IMAP
  40        server has a problem with multiple search terms. Instead
  41        of returning the messages that match all the terms it
  42        returns the messages that match each term. Could be fixed
  43        on the client side, but should be fixed on the server
  44        as per the RFC */
  45
  46     if ($imap_server_type == 'macosx') {
  47         foreach ($multi_search as $multi_search_part) {
  48             $search_string .= $search_where . ' ' .$multi_search_part . ' ';
  49         }
  50     }
  51     else {
  52         foreach ($multi_search as $multi_search_part) {
  53             $search_string .= $search_where . ' {' . strlen($multi_search_part)
  54                 . "}\r\n" . $multi_search_part . ' ';
  55         }
  56     }
  57
  58     $search_string = trim($search_string);
  59
  60     /* now use $search_string in the imap search */
  61     if ($allow_charset_search && isset($languages[$squirrelmail_language]['CHARSET']) &&
  62         $languages[$squirrelmail_language]['CHARSET']) {
  63         $ss = "SEARCH CHARSET "
  64             . strtoupper($languages[$squirrelmail_language]['CHARSET'])
  65             . " ALL $search_string";
  66     } else {
  67         $ss = "SEARCH ALL $search_string";
  68     }
  69
  70     /* read data back from IMAP */
  71     $readin = sqimap_run_command($imapConnection, $ss, false, $result, $message, $uid_support);
  72
  73     /* try US-ASCII charset if search fails */
  74     if (isset($languages[$squirrelmail_language]['CHARSET'])
  75         && strtolower($result) == 'no') {
  76         $ss = "SEARCH CHARSET \"US-ASCII\" ALL $search_string";
  77         $readin = sqimap_run_command ($imapConnection, $ss, true,
  78                                       $result, $message);
  79     }
  80
  81     unset($messagelist);
  82
  83     /* Keep going till we find the SEARCH response */
  84     foreach ($readin as $readin_part) {
  85         /* Check to see if a SEARCH response was received */
  86         if (substr($readin_part, 0, 9) == '* SEARCH ') {
  87             $messagelist = preg_split("/ /", substr($readin_part, 9));
  88         } else if (isset($errors)) {
  89             $errors = $errors.$readin_part;
  90         } else {
  91             $errors = $readin_part;
  92         }
  93     }
  94
  95     /* If nothing is found * SEARCH should be the first error else echo errors */
  96     if (isset($errors)) {
  97         if (strstr($errors,'* SEARCH')) {
  98             return array();
  99         }
 100         echo "<!-- $errors -->";
 101     }
 102
 103
 104     global $sent_folder;
 105
 106     $cnt = count($messagelist);
 107     for ($q = 0; $q < $cnt; $q++) {
 108         $id[$q] = trim($messagelist[$q]);
 109     }
 110     $issent = ($mailbox == $sent_folder);
 111
 112     $msgs = fillMessageArray($imapConnection,$id,$cnt);
 113
 114     return $msgs;
 115 }
 116
 117
 118
 119 ?>