704 lines
24 KiB
PHP
704 lines
24 KiB
PHP
<?php
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/**
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* imap_search.php
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*
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* Copyright (c) 1999-2004 The SquirrelMail Project Team
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* Licensed under the GNU GPL. For full terms see the file COPYING.
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*
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* IMAP asearch routines
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*
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* Subfolder search idea from Patch #806075 by Thomas Pohl xraven at users.sourceforge.net. Thanks Thomas!
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*
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* @version $Id$
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* @package squirrelmail
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* @subpackage imap
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* @see search.php
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* @link http://www.ietf.org/rfc/rfc3501.txt
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* @author Alex Lemaresquier - Brainstorm - alex at brainstorm.fr
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*/
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/** This functionality requires the IMAP and date functions
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*/
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require_once(SM_PATH . 'functions/imap_general.php');
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require_once(SM_PATH . 'functions/date.php');
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/** Set to TRUE to dump the imap dialogue
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* @global bool $imap_asearch_debug_dump
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*/
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$imap_asearch_debug_dump = FALSE;
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/** Imap SEARCH keys
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* @global array $imap_asearch_opcodes
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*/
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$imap_asearch_opcodes = array(
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/* <sequence-set> => 'asequence', */ // Special handling, @see sqimap_asearch_build_criteria()
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/*'ALL' is binary operator */
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'ANSWERED' => '',
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'BCC' => 'astring',
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'BEFORE' => 'adate',
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'BODY' => 'astring',
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'CC' => 'astring',
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'DELETED' => '',
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'DRAFT' => '',
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'FLAGGED' => '',
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'FROM' => 'astring',
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'HEADER' => 'afield', // Special syntax for this one, @see sqimap_asearch_build_criteria()
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'KEYWORD' => 'akeyword',
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'LARGER' => 'anum',
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'NEW' => '',
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/*'NOT' is unary operator */
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'OLD' => '',
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'ON' => 'adate',
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/*'OR' is binary operator */
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'RECENT' => '',
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'SEEN' => '',
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'SENTBEFORE' => 'adate',
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'SENTON' => 'adate',
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'SENTSINCE' => 'adate',
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'SINCE' => 'adate',
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'SMALLER' => 'anum',
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'SUBJECT' => 'astring',
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'TEXT' => 'astring',
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'TO' => 'astring',
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'UID' => 'asequence',
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'UNANSWERED' => '',
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'UNDELETED' => '',
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'UNDRAFT' => '',
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'UNFLAGGED' => '',
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'UNKEYWORD' => 'akeyword',
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'UNSEEN' => ''
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);
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/** Imap SEARCH month names encoding
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* @global array $imap_asearch_months
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*/
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$imap_asearch_months = array(
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'01' => 'jan',
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'02' => 'feb',
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'03' => 'mar',
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'04' => 'apr',
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'05' => 'may',
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'06' => 'jun',
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'07' => 'jul',
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'08' => 'aug',
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'09' => 'sep',
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'10' => 'oct',
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'11' => 'nov',
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'12' => 'dec'
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);
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/** Error message titles according to imap server returned code
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* @global array $imap_error_titles
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*/
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$imap_error_titles = array(
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'OK' => '',
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'NO' => _("ERROR : Could not complete request."),
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'BAD' => _("ERROR : Bad or malformed request."),
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'BYE' => _("ERROR : Imap server closed the connection."),
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'' => _("ERROR : Connection dropped by imap-server.")
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);
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/**
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* Function to display an error related to an IMAP-query.
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* We need to do our own error management since we may receive NO responses on purpose (even BAD with SORT or THREAD)
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* so we call sqimap_error_box() if the function exists (sm >= 1.5) or use our own embedded code
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* @global array imap_error_titles
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* @param string $response the imap server response code
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* @param string $query the failed query
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* @param string $message an optional error message
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* @param string $link an optional link to try again
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*/
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//@global array color sm colors array
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function sqimap_asearch_error_box($response, $query, $message, $link = '')
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{
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global $imap_error_titles;
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if (!array_key_exists($response, $imap_error_titles))
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$title = _("ERROR : Unknown imap response.");
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else
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$title = $imap_error_titles[$response];
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if ($link == '')
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$message_title = _("Reason Given: ");
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else
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$message_title = _("Possible reason : ");
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if (function_exists('sqimap_error_box'))
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sqimap_error_box($title, $query, $message_title, $message, $link);
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else { //Straight copy of 1.5 imap_general.php:sqimap_error_box(). Can be removed at a later time
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global $color;
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require_once(SM_PATH . 'functions/display_messages.php');
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$string = "<font color=$color[2]><b>\n" . $title . "</b><br>\n";
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if ($query != '')
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$string .= _("Query:") . ' ' . htmlspecialchars($query) . '<br>';
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if ($message_title != '')
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$string .= $message_title;
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if ($message != '')
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$string .= htmlspecialchars($message);
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if ($link != '')
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$string .= $link;
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$string .= "</font><br>\n";
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error_box($string,$color);
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}
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}
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/**
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* This is a convenient way to avoid spreading if (isset(... all over the code
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* @param mixed $var any variable (reference)
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* @param mixed $def default value to return if unset (default is zls (''), pass 0 or array() when appropriate)
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* @return mixed $def if $var is unset, otherwise $var
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*/
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function asearch_nz(&$var, $def = '')
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{
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if (isset($var))
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return $var;
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return $def;
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}
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/**
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* This should give the same results as PHP 4 >= 4.3.0's html_entity_decode(),
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* except it doesn't handle hex constructs
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* @param string $string string to unhtmlentity()
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* @return string decoded string
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*/
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function asearch_unhtmlentities($string) {
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$trans_tbl = array_flip(get_html_translation_table(HTML_ENTITIES));
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for ($i=127; $i<255; $i++) /* Add &#<dec>; entities */
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$trans_tbl['&#' . $i . ';'] = chr($i);
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return strtr($string, $trans_tbl);
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/* I think the one above is quicker, though it should be benchmarked
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$string = strtr($string, array_flip(get_html_translation_table(HTML_ENTITIES)));
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return preg_replace("/&#([0-9]+);/E", "chr('\\1')", $string);
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*/
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}
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/**
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* Provide an easy way to dump the imap dialogue if $imap_asearch_debug_dump is TRUE
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* @global bool imap_asearch_debug_dump
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* @param string $var_name
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* @param string $var_var
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*/
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function s_debug_dump($var_name, $var_var)
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{
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global $imap_asearch_debug_dump;
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if ($imap_asearch_debug_dump) {
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if (function_exists('sm_print_r')) //Only exists since 1.4.2
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sm_print_r($var_name, $var_var); //Better be the 'varargs' version ;)
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else {
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echo '<pre>';
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echo htmlentities($var_name);
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print_r($var_var);
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echo '</pre>';
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}
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}
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}
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/** Encode a string to quoted or literal as defined in rfc 3501
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*
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* - <20> 4.3 String:
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* A quoted string is a sequence of zero or more 7-bit characters,
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* excluding CR and LF, with double quote (<">) characters at each end.
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* - <20> 9. Formal Syntax:
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* quoted-specials = DQUOTE / "\"
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* @param string $what string to encode
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* @param string $charset search charset used
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* @return string encoded string
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*/
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function sqimap_asearch_encode_string($what, $charset)
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{
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if (strtoupper($charset) == 'ISO-2022-JP') // This should be now handled in imap_utf7_local?
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$what = mb_convert_encoding($what, 'JIS', 'auto');
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//if (ereg("[\"\\\r\n\x80-\xff]", $what))
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if (preg_match('/["\\\\\r\n\x80-\xff]/', $what))
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return '{' . strlen($what) . "}\r\n" . $what; // 4.3 literal form
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return '"' . $what . '"'; // 4.3 quoted string form
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}
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/**
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* Parses a user date string into an rfc 3501 date string
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* Handles space, slash, backslash, dot and comma as separators (and dash of course ;=)
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* @global array imap_asearch_months
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* @param string user date
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* @return array a preg_match-style array:
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* - [0] = fully formatted rfc 3501 date string (<day number>-<US month TLA>-<4 digit year>)
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* - [1] = day
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* - [2] = month
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* - [3] = year
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*/
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function sqimap_asearch_parse_date($what)
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{
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global $imap_asearch_months;
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$what = trim($what);
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$what = ereg_replace('[ /\\.,]+', '-', $what);
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if ($what) {
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preg_match('/^([0-9]+)-+([^\-]+)-+([0-9]+)$/', $what, $what_parts);
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if (count($what_parts) == 4) {
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$what_month = strtolower(asearch_unhtmlentities($what_parts[2]));
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/* if (!in_array($what_month, $imap_asearch_months)) {*/
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foreach ($imap_asearch_months as $month_number => $month_code) {
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if (($what_month == $month_number)
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|| ($what_month == $month_code)
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|| ($what_month == strtolower(asearch_unhtmlentities(getMonthName($month_number))))
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|| ($what_month == strtolower(asearch_unhtmlentities(getMonthAbrv($month_number))))
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) {
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$what_parts[2] = $month_number;
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$what_parts[0] = $what_parts[1] . '-' . $month_code . '-' . $what_parts[3];
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break;
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}
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}
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/* }*/
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}
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}
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else
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$what_parts = array();
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return $what_parts;
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}
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/**
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* Build one criteria sequence
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* @global array imap_asearch_opcodes
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* @param string $opcode search opcode
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* @param string $what opcode argument
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* @param string $charset search charset
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* @return string one full criteria sequence
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*/
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function sqimap_asearch_build_criteria($opcode, $what, $charset)
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{
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global $imap_asearch_opcodes;
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$criteria = '';
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switch ($imap_asearch_opcodes[$opcode]) {
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default:
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case 'anum':
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$what = str_replace(' ', '', $what);
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$what = ereg_replace('[^0-9]+[^KMG]$', '', strtoupper($what));
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if ($what != '') {
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switch (substr($what, -1)) {
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case 'G':
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$what = substr($what, 0, -1) << 30;
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break;
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case 'M':
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$what = substr($what, 0, -1) << 20;
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break;
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case 'K':
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$what = substr($what, 0, -1) << 10;
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break;
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}
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$criteria = $opcode . ' ' . $what . ' ';
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}
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break;
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case '': //aflag
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$criteria = $opcode . ' ';
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break;
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case 'afield': /* HEADER field-name: field-body */
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preg_match('/^([^:]+):(.*)$/', $what, $what_parts);
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if (count($what_parts) == 3)
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$criteria = $opcode . ' ' .
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sqimap_asearch_encode_string($what_parts[1], $charset) . ' ' .
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sqimap_asearch_encode_string($what_parts[2], $charset) . ' ';
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break;
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case 'adate':
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$what_parts = sqimap_asearch_parse_date($what);
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if (isset($what_parts[0]))
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$criteria = $opcode . ' ' . $what_parts[0] . ' ';
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break;
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case 'akeyword':
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case 'astring':
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$criteria = $opcode . ' ' . sqimap_asearch_encode_string($what, $charset) . ' ';
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break;
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case 'asequence':
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$what = ereg_replace('[^0-9:\(\)]+', '', $what);
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if ($what != '')
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$criteria = $opcode . ' ' . $what . ' ';
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break;
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}
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return $criteria;
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}
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/**
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* Another way to do array_values(array_unique(array_merge($to, $from)));
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* @param array $to to array (reference)
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* @param array $from from array
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* @return array uniquely merged array
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*/
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function sqimap_array_merge_unique(&$to, $from)
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{
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if (empty($to))
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return $from;
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$count = count($from);
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for ($i = 0; $i < $count; $i++) {
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if (!in_array($from[$i], $to))
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$to[] = $from[$i];
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}
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return $to;
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}
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/**
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* Run the imap SEARCH command as defined in rfc 3501
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* @link http://www.ietf.org/rfc/rfc3501.txt
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* @param resource $imapConnection the current imap stream
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* @param string $search_string the full search expression eg "ALL RECENT"
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* @param string $search_charset charset to use or zls ('')
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* @return array an IDs or UIDs array of matching messages or an empty array
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*/
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function sqimap_run_search($imapConnection, $search_string, $search_charset)
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{
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//For some reason, this seems to happen and forbids searching servers not allowing OPTIONAL [CHARSET]
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if (strtoupper($search_charset) == 'US-ASCII')
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$search_charset = '';
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/* 6.4.4 try OPTIONAL [CHARSET] specification first */
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if ($search_charset != '')
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$query = 'SEARCH CHARSET "' . strtoupper($search_charset) . '" ALL ' . $search_string;
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else
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$query = 'SEARCH ALL ' . $search_string;
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s_debug_dump('C:', $query);
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$readin = sqimap_run_command($imapConnection, $query, false, $response, $message, TRUE);
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/* 6.4.4 try US-ASCII charset if we tried an OPTIONAL [CHARSET] and received a tagged NO response (SHOULD be [BADCHARSET]) */
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if (($search_charset != '') && (strtoupper($response) == 'NO')) {
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$query = 'SEARCH CHARSET US-ASCII ALL ' . $search_string;
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s_debug_dump('C:', $query);
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$readin = sqimap_run_command($imapConnection, $query, false, $response, $message, TRUE);
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}
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if (strtoupper($response) != 'OK') {
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sqimap_asearch_error_box($response, $query, $message);
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return array();
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}
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// Keep going till we find the * SEARCH response
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foreach ($readin as $readin_part) {
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s_debug_dump('S:', $readin_part);
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if (substr($readin_part, 0, 9) == '* SEARCH ') {
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//EIMS returns multiple SEARCH responses, and this allowed according to Mark Crispin
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$messagelist = sqimap_array_merge_unique($messagelist, preg_split("/ /", substr($readin_part, 9)));
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}
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}
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if (empty($messagelist)) //Empty search response, ie '* SEARCH'
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return array();
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$cnt = count($messagelist);
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for ($q = 0; $q < $cnt; $q++)
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$id[$q] = trim($messagelist[$q]);
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return $id;
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}
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/**
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* Run the imap SORT command as defined in
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* @link http://www.ietf.org/internet-drafts/draft-ietf-imapext-sort-13.txt
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* @param resource $imapConnection the current imap stream
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* @param string $search_string the full search expression as defined in rfc 3501
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* @param string $search_charset mandatory charset
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* @param string $sort_criteria the full sort criteria expression eg "SUBJECT REVERSE DATE"
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* @return array an IDs or UIDs array of matching messages or an empty array
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*/
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function sqimap_run_sort($imapConnection, $search_string, $search_charset, $sort_criteria)
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{
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if ($search_charset == '')
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$search_charset = 'US-ASCII';
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$query = 'SORT (' . $sort_criteria . ') "' . strtoupper($search_charset) . '" ALL ' . $search_string;
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s_debug_dump('C:', $query);
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$readin = sqimap_run_command($imapConnection, $query, false, $response, $message, TRUE);
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s_debug_dump('S:', $response);
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/* 6.4 try US-ASCII charset if we received a tagged NO response (SHOULD be [BADCHARSET]) */
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if (($search_charset != 'US-ASCII') && (strtoupper($response) == 'NO')) {
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s_debug_dump('S:', $readin);
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$query = 'SORT (' . $sort_criteria . ') US-ASCII ALL ' . $search_string;
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s_debug_dump('C:', $query);
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$readin = sqimap_run_command($imapConnection, $query, false, $response, $message, TRUE);
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s_debug_dump('S:', $response);
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}
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if (strtoupper($response) != 'OK') {
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s_debug_dump('S:', $readin);
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// sqimap_asearch_error_box($response, $query, $message);
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// return array();
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return sqimap_run_search($imapConnection, $search_string, $search_charset); // Fell back to standard search
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}
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/* Keep going till we find the * SORT response */
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foreach ($readin as $readin_part) {
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s_debug_dump('S:', $readin_part);
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if (substr($readin_part, 0, 7) == '* SORT ') {
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//SORT returns untagged responses
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$messagelist = sqimap_array_merge_unique($messagelist, preg_split("/ /", substr($readin_part, 7)));
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}
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}
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if (empty($messagelist)) //Empty search response, ie '* SORT'
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return array();
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$cnt = count($messagelist);
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for ($q = 0; $q < $cnt; $q++)
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$id[$q] = trim($messagelist[$q]);
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return $id;
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}
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/**
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* Run the imap THREAD command as defined in
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* @link http://www.ietf.org/internet-drafts/draft-ietf-imapext-sort-13.txt
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* @param resource $imapConnection the current imap stream
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* @param string $search_string the full search expression as defined in rfc 3501
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* @param string $search_charset mandatory charset
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* @param string $thread_algorithm the threading algorithm "ORDEREDSUBJECT" or "REFERENCES"
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* @return array an IDs or UIDs array of matching messages or an empty array
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* @global array thread_new will be used by thread view in mailbox_display
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* @global array server_sort_array will be used by thread view in mailbox_display
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*/
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function sqimap_run_thread($imapConnection, $search_string, $search_charset, $thread_algorithm)
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{
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global $thread_new, $server_sort_array;
|
||
|
||
if (sqsession_is_registered('thread_new'))
|
||
sqsession_unregister('thread_new');
|
||
if (sqsession_is_registered('server_sort_array'))
|
||
sqsession_unregister('server_sort_array');
|
||
|
||
$thread_new = array();
|
||
$thread_new[0] = "";
|
||
|
||
$server_sort_array = array();
|
||
|
||
if ($search_charset == '')
|
||
$search_charset = 'US-ASCII';
|
||
$query = 'THREAD ' . $thread_algorithm . ' "' . strtoupper($search_charset) . '" ALL ' . $search_string;
|
||
s_debug_dump('C:', $query);
|
||
$readin = sqimap_run_command($imapConnection, $query, false, $response, $message, TRUE);
|
||
s_debug_dump('S:', $response);
|
||
|
||
/* 6.4 try US-ASCII charset if we received a tagged NO response (SHOULD be [BADCHARSET]) */
|
||
if (($search_charset != 'US-ASCII') && (strtoupper($response) == 'NO')) {
|
||
s_debug_dump('S:', $readin);
|
||
$query = 'THREAD ' . $thread_algorithm . ' US-ASCII ALL ' . $search_string;
|
||
s_debug_dump('C:', $query);
|
||
$readin = sqimap_run_command($imapConnection, $query, false, $response, $message, TRUE);
|
||
s_debug_dump('S:', $response);
|
||
}
|
||
|
||
if (strtoupper($response) != 'OK') {
|
||
s_debug_dump('S:', $readin);
|
||
if (empty($response)) { //imap server closed connection. We can't go further.
|
||
/* we should at this point:
|
||
- warn the user that the THREAD call has failed
|
||
- (offer him a way to) disconnect it permanently in the prefs
|
||
- perform the regular search instead or provide a way to do it in one click
|
||
*/
|
||
global $sort, $mailbox, $php_self;
|
||
$message = _("The imap server failed to handle threading.");
|
||
$unthread = _("Click here to unset thread view for this mailbox and start again.");
|
||
if (preg_match('/^(.+)\?.+$/', $php_self, $regs))
|
||
$source_url = $regs[1];
|
||
else
|
||
$source_url = $php_self;
|
||
$link = '<a href=' . $source_url . '?sort=' . $sort . '&start_messages=1&set_thread=0&mailbox=' . urlencode($mailbox) . '>' . $unthread . '</a>';
|
||
sqimap_asearch_error_box($response, $query, $message, $link);
|
||
return array();
|
||
}
|
||
return sqimap_run_search($imapConnection, $search_string, $search_charset); // Fell back to standard search
|
||
}
|
||
|
||
/* Keep going till we find the * THREAD response */
|
||
foreach ($readin as $readin_part) {
|
||
s_debug_dump('S:', $readin_part);
|
||
if (substr($readin_part, 0, 9) == '* THREAD ') {
|
||
$thread_temp = preg_split("//", substr($readin_part, 9), -1, PREG_SPLIT_NO_EMPTY);
|
||
break; // Should be the last anyway
|
||
}
|
||
}
|
||
|
||
if (empty($thread_temp)) //Empty search response, ie '* THREAD'
|
||
return array();
|
||
|
||
$char_count = count($thread_temp);
|
||
$counter = 0;
|
||
$k = 0;
|
||
for ($i=0;$i<$char_count;$i++) {
|
||
if ($thread_temp[$i] != ')' && $thread_temp[$i] != '(') {
|
||
$thread_new[$k] = $thread_new[$k] . $thread_temp[$i];
|
||
}
|
||
elseif ($thread_temp[$i] == '(') {
|
||
$thread_new[$k] .= $thread_temp[$i];
|
||
$counter++;
|
||
}
|
||
elseif ($thread_temp[$i] == ')') {
|
||
if ($counter > 1) {
|
||
$thread_new[$k] .= $thread_temp[$i];
|
||
$counter = $counter - 1;
|
||
}
|
||
else {
|
||
$thread_new[$k] .= $thread_temp[$i];
|
||
$k++;
|
||
$thread_new[$k] = "";
|
||
$counter = $counter - 1;
|
||
}
|
||
}
|
||
}
|
||
sqsession_register($thread_new, 'thread_new');
|
||
$thread_new = array_reverse($thread_new);
|
||
$thread_list = implode(" ", $thread_new);
|
||
$thread_list = str_replace("(", " ", $thread_list);
|
||
$thread_list = str_replace(")", " ", $thread_list);
|
||
$thread_list = preg_split("/\s/", $thread_list, -1, PREG_SPLIT_NO_EMPTY);
|
||
$server_sort_array = $thread_list;
|
||
sqsession_register($server_sort_array, 'server_sort_array');
|
||
return $thread_list;
|
||
}
|
||
|
||
/**
|
||
* @global bool allow_charset_search user setting
|
||
* @global array languages sm languages array
|
||
* @global string squirrelmail_language user language setting
|
||
* @return string the user defined charset if $allow_charset_search is TRUE else zls ('')
|
||
*/
|
||
function sqimap_asearch_get_charset()
|
||
{
|
||
global $allow_charset_search, $languages, $squirrelmail_language;
|
||
|
||
if ($allow_charset_search)
|
||
return $languages[$squirrelmail_language]['CHARSET'];
|
||
return '';
|
||
}
|
||
|
||
/**
|
||
* Convert sm internal sort to imap sort taking care of:
|
||
* - user defined date sorting (ARRIVAL vs DATE)
|
||
* - if the searched mailbox is the sent folder then TO is being used instead of FROM
|
||
* - reverse order by using REVERSE
|
||
* @param string $mailbox mailbox name to sort
|
||
* @param integer $sort_by sm sort criteria index
|
||
* @global bool internal_date_sort sort by arrival date instead of message date
|
||
* @global string sent_folder sent folder name
|
||
* @return string imap sort criteria
|
||
*/
|
||
function sqimap_asearch_get_sort_criteria($mailbox, $sort_by)
|
||
{
|
||
global $internal_date_sort, $sent_folder;
|
||
|
||
$sort_opcodes = array ('DATE', 'FROM', 'SUBJECT', 'SIZE');
|
||
if ($internal_date_sort == true)
|
||
$sort_opcodes[0] = 'ARRIVAL';
|
||
// if (handleAsSent($mailbox))
|
||
// if (isSentFolder($mailbox))
|
||
if ($mailbox == $sent_folder)
|
||
$sort_opcodes[1] = 'TO';
|
||
return (($sort_by % 2) ? '' : 'REVERSE ') . $sort_opcodes[($sort_by >> 1) & 3];
|
||
}
|
||
|
||
/**
|
||
* @param string $cur_mailbox unformatted mailbox name
|
||
* @param array $boxes_unformatted selectable mailbox unformatted names array (reference)
|
||
* @return array sub mailboxes unformatted names
|
||
*/
|
||
function sqimap_asearch_get_sub_mailboxes($cur_mailbox, &$mboxes_array)
|
||
{
|
||
$sub_mboxes_array = array();
|
||
$boxcount = count($mboxes_array);
|
||
for ($boxnum=0; $boxnum < $boxcount; $boxnum++) {
|
||
if (isBoxBelow($mboxes_array[$boxnum], $cur_mailbox))
|
||
$sub_mboxes_array[] = $mboxes_array[$boxnum];
|
||
}
|
||
return $sub_mboxes_array;
|
||
}
|
||
|
||
/**
|
||
* Performs the search, given all the criteria, merging results for every mailbox
|
||
* @param resource $imapConnection
|
||
* @param array $mailbox_array (reference)
|
||
* @param array $biop_array (reference)
|
||
* @param array $unop_array (reference)
|
||
* @param array $where_array (reference)
|
||
* @param array $what_array (reference)
|
||
* @param array $exclude_array (reference)
|
||
* @param array $sub_array (reference)
|
||
* @param array $mboxes_array selectable unformatted mailboxes names (reference)
|
||
* @global bool allow_server_sort comes from config.php
|
||
* @global integer sort sm internal sort order
|
||
* @global bool allow_thread_sort comes from config.php
|
||
* @global bool thread_sort_messages does it really need to global?
|
||
* @global integer sort_by_ref thread by references
|
||
* @global string data_dir
|
||
* @global string username
|
||
* @return array array(mailbox => array(UIDs))
|
||
*/
|
||
function sqimap_asearch($imapConnection, &$mailbox_array, &$biop_array, &$unop_array, &$where_array, &$what_array, &$exclude_array, &$sub_array, &$mboxes_array)
|
||
{
|
||
global $allow_server_sort, $sort, $allow_thread_sort, $thread_sort_messages, $sort_by_ref;
|
||
global $data_dir, $username;
|
||
|
||
$search_charset = sqimap_asearch_get_charset();
|
||
$mbox_msgs = array();
|
||
$search_string = '';
|
||
$cur_mailbox = $mailbox_array[0];
|
||
$cur_biop = ''; /* Start with ALL */
|
||
/* We loop one more time than the real array count, so the last search gets fired */
|
||
for ($cur_crit = 0; $cur_crit <= count($where_array); $cur_crit++) {
|
||
if (empty($exclude_array[$cur_crit])) {
|
||
$next_mailbox = $mailbox_array[$cur_crit];
|
||
if ($next_mailbox != $cur_mailbox) {
|
||
$search_string = trim($search_string); /* Trim out last space */
|
||
if ($cur_mailbox == 'All Folders')
|
||
$search_mboxes = $mboxes_array;
|
||
else if ((!empty($sub_array[$cur_crit - 1])) || (!in_array($cur_mailbox, $mboxes_array)))
|
||
$search_mboxes = sqimap_asearch_get_sub_mailboxes($cur_mailbox, $mboxes_array);
|
||
else
|
||
$search_mboxes = array($cur_mailbox);
|
||
foreach ($search_mboxes as $cur_mailbox) {
|
||
s_debug_dump('C:SELECT:', $cur_mailbox);
|
||
sqimap_mailbox_select($imapConnection, $cur_mailbox);
|
||
$thread_sort_messages = $allow_thread_sort && getPref($data_dir, $username, 'thread_' . $cur_mailbox);
|
||
if ($thread_sort_messages) {
|
||
if ($sort_by_ref == 1)
|
||
$thread_algorithm = 'REFERENCES';
|
||
else
|
||
$thread_algorithm = 'ORDEREDSUBJECT';
|
||
$found_msgs = sqimap_run_thread($imapConnection, $search_string, $search_charset, $thread_algorithm);
|
||
}
|
||
else
|
||
if (($allow_server_sort) && ($sort < 6)) {
|
||
$sort_criteria = sqimap_asearch_get_sort_criteria($cur_mailbox, $sort);
|
||
$found_msgs = sqimap_run_sort($imapConnection, $search_string, $search_charset, $sort_criteria);
|
||
}
|
||
else
|
||
$found_msgs = sqimap_run_search($imapConnection, $search_string, $search_charset);
|
||
if (isset($mbox_msgs[$cur_mailbox])) {
|
||
if ($cur_biop == 'OR') /* Merge with previous results */
|
||
$mbox_msgs[$cur_mailbox] = sqimap_array_merge_unique($mbox_msgs[$cur_mailbox], $found_msgs);
|
||
else /* Intersect previous results */
|
||
$mbox_msgs[$cur_mailbox] = array_values(array_intersect($found_msgs, $mbox_msgs[$cur_mailbox]));
|
||
}
|
||
else /* No previous results */
|
||
$mbox_msgs[$cur_mailbox] = $found_msgs;
|
||
if (empty($mbox_msgs[$cur_mailbox])) /* Can happen with intersect, and we need at the end a contiguous array */
|
||
unset($mbox_msgs[$cur_mailbox]);
|
||
}
|
||
$cur_mailbox = $next_mailbox;
|
||
$search_string = '';
|
||
}
|
||
if (isset($where_array[$cur_crit])) {
|
||
$criteria = sqimap_asearch_build_criteria($where_array[$cur_crit], $what_array[$cur_crit], $search_charset);
|
||
if (!empty($criteria)) {
|
||
$unop = $unop_array[$cur_crit];
|
||
if (!empty($unop))
|
||
$criteria = $unop . ' ' . $criteria;
|
||
/* We need to infix the next non-excluded criteria's biop if it's the same mailbox */
|
||
$next_biop = '';
|
||
for ($next_crit = $cur_crit+1; $next_crit <= count($where_array); $next_crit++) {
|
||
if (empty($exclude_array[$next_crit])) {
|
||
if (asearch_nz($mailbox_array[$next_crit]) == $cur_mailbox)
|
||
$next_biop = asearch_nz($biop_array[$next_crit]);
|
||
break;
|
||
}
|
||
}
|
||
if ($next_biop == 'OR')
|
||
$criteria = $next_biop . ' ' . $criteria;
|
||
$search_string .= $criteria;
|
||
$cur_biop = asearch_nz($biop_array[$cur_crit]);
|
||
}
|
||
}
|
||
}
|
||
}
|
||
return $mbox_msgs;
|
||
}
|
||
|
||
?>
|