X-Git-Url: https://vcs.fsf.org/?p=squirrelmail.git;a=blobdiff_plain;f=functions%2Fimap_asearch.php;h=8c204ebbbb7c6cb724ada36e99ce8e7a5399307f;hp=1b4d9e81768ecd7a184f700e71de074c819b5bb1;hb=73ee0267d9c4cf950e5cf5a204c4baffbb9c624e;hpb=27907482b5f9a4a59ab61f6d586a25df612e7d89 diff --git a/functions/imap_asearch.php b/functions/imap_asearch.php index 1b4d9e81..8c204ebb 100644 --- a/functions/imap_asearch.php +++ b/functions/imap_asearch.php @@ -3,348 +3,486 @@ /** * imap_search.php * - * Copyright (c) 1999-2003 The SquirrelMail Project Team - * Licensed under the GNU GPL. For full terms see the file COPYING. - * * IMAP asearch routines - * Alex Lemaresquier - Brainstorm - alex at brainstorm.fr - * See README file for infos. * + * Subfolder search idea from Patch #806075 by Thomas Pohl xraven at users.sourceforge.net. Thanks Thomas! + * + * @author Alex Lemaresquier - Brainstorm + * @copyright © 1999-2007 The SquirrelMail Project Team + * @license http://opensource.org/licenses/gpl-license.php GNU Public License + * @version $Id$ + * @package squirrelmail + * @subpackage imap + * @see search.php + * @link http://www.ietf.org/rfc/rfc3501.txt */ -require_once(SM_PATH . 'functions/imap_general.php'); -require_once(SM_PATH . 'functions/date.php'); +/** This functionality requires the IMAP and date functions + */ +//require_once(SM_PATH . 'functions/imap_general.php'); +//require_once(SM_PATH . 'functions/date.php'); -/* Set to TRUE to dump the imap dialogue */ +/** Set to TRUE to dump the IMAP dialogue + * @global bool $imap_asearch_debug_dump + */ $imap_asearch_debug_dump = FALSE; +/** IMAP SEARCH keys + * @global array $imap_asearch_opcodes + */ +global $imap_asearch_opcodes; $imap_asearch_opcodes = array( -/* => 'asequence', */ +/* => 'asequence', */ // Special handling, @see sqimap_asearch_build_criteria() /*'ALL' is binary operator */ - 'ANSWERED' => '', - 'BCC' => 'astring', - 'BEFORE' => 'adate', - 'BODY' => 'astring', - 'CC' => 'astring', - 'DELETED' => '', - 'DRAFT' => '', - 'FLAGGED' => '', - 'FROM' => 'astring', - 'HEADER' => 'afield', /* Special syntax for this one, see below */ - 'KEYWORD' => 'akeyword', - 'LARGER' => 'anum', - 'NEW' => '', + 'ANSWERED' => '', + 'BCC' => 'astring', + 'BEFORE' => 'adate', + 'BODY' => 'astring', + 'CC' => 'astring', + 'DELETED' => '', + 'DRAFT' => '', + 'FLAGGED' => '', + 'FROM' => 'astring', + 'HEADER' => 'afield', // Special syntax for this one, @see sqimap_asearch_build_criteria() + 'KEYWORD' => 'akeyword', + 'LARGER' => 'anum', + 'NEW' => '', /*'NOT' is unary operator */ - 'OLD' => '', - 'ON' => 'adate', + 'OLD' => '', + 'ON' => 'adate', /*'OR' is binary operator */ - 'RECENT' => '', - 'SEEN' => '', - 'SENTBEFORE' => 'adate', - 'SENTON' => 'adate', - 'SENTSINCE' => 'adate', - 'SINCE' => 'adate', - 'SMALLER' => 'anum', - 'SUBJECT' => 'astring', - 'TEXT' => 'astring', - 'TO' => 'astring', - 'UID' => 'asequence', - 'UNANSWERED' => '', - 'UNDELETED' => '', - 'UNDRAFT' => '', - 'UNFLAGGED' => '', - 'UNKEYWORD' => 'akeyword', - 'UNSEEN' => '' + 'RECENT' => '', + 'SEEN' => '', + 'SENTBEFORE' => 'adate', + 'SENTON' => 'adate', + 'SENTSINCE' => 'adate', + 'SINCE' => 'adate', + 'SMALLER' => 'anum', + 'SUBJECT' => 'astring', + 'TEXT' => 'astring', + 'TO' => 'astring', + 'UID' => 'asequence', + 'UNANSWERED' => '', + 'UNDELETED' => '', + 'UNDRAFT' => '', + 'UNFLAGGED' => '', + 'UNKEYWORD' => 'akeyword', + 'UNSEEN' => '' ); +/** IMAP SEARCH month names encoding + * @global array $imap_asearch_months + */ $imap_asearch_months = array( - '01' => 'jan', - '02' => 'feb', - '03' => 'mar', - '04' => 'apr', - '05' => 'may', - '06' => 'jun', - '07' => 'jul', - '08' => 'aug', - '09' => 'sep', - '10' => 'oct', - '11' => 'nov', - '12' => 'dec' + '01' => 'jan', + '02' => 'feb', + '03' => 'mar', + '04' => 'apr', + '05' => 'may', + '06' => 'jun', + '07' => 'jul', + '08' => 'aug', + '09' => 'sep', + '10' => 'oct', + '11' => 'nov', + '12' => 'dec' ); -$imap_error_titles = array( - 'OK' => '', - 'NO' => _("ERROR : Could not complete request."), - 'BAD' => _("ERROR : Bad or malformed request."), - 'BYE' => _("ERROR : Imap server closed the connection.") -); - -function sqimap_asearch_error_box($response, $query, $message) +/** + * Function to display an error related to an IMAP query. + * We need to do our own error management since we may receive NO responses on purpose (even BAD with SORT or THREAD) + * so we call sqimap_error_box() if the function exists (sm >= 1.5) or use our own embedded code + * @global array imap_error_titles + * @param string $response the imap server response code + * @param string $query the failed query + * @param string $message an optional error message + * @param string $link an optional link to try again + */ +//@global array color sm colors array +function sqimap_asearch_error_box($response, $query, $message, $link = '') { - global $imap_error_titles; + global $color; + // Error message titles according to IMAP server returned code + $imap_error_titles = array( + 'OK' => '', + 'NO' => _("ERROR: Could not complete request."), + 'BAD' => _("ERROR: Bad or malformed request."), + 'BYE' => _("ERROR: IMAP server closed the connection."), + '' => _("ERROR: Connection dropped by IMAP server.") + ); + - //if (!array_key_exists($response, $imap_error_titles)) //php 4.0.6 compatibility - if (!in_array($response, array_keys($imap_error_titles))) - $title = _("ERROR : Unknown imap response."); - else - $title = $imap_error_titles[$response]; - sqimap_error_box($title, $query, _("Reason Given: "), $message); + if (!array_key_exists($response, $imap_error_titles)) + $title = _("ERROR: Unknown IMAP response."); + else + $title = $imap_error_titles[$response]; + if ($link == '') + $message_title = _("Reason Given:"); + else + $message_title = _("Possible reason:"); + $message_title .= ' '; + sqimap_error_box($title, $query, $message_title, $message, $link); } -/* This is to avoid the E_NOTICE warnings signaled by marc AT squirrelmail.org. Thanks Marc! */ -function asearch_nz(&$var) +/** + * This is a convenient way to avoid spreading if (isset(... all over the code + * @param mixed $var any variable (reference) + * @param mixed $def default value to return if unset (default is zls (''), pass 0 or array() when appropriate) + * @return mixed $def if $var is unset, otherwise $var + */ +function asearch_nz(&$var, $def = '') { - if (isset($var)) - return $var; - return ''; + if (isset($var)) + return $var; + return $def; } -/* This should give the same results as PHP 4 >= 4.3.0's html_entity_decode() */ +/** + * This should give the same results as PHP 4 >= 4.3.0's html_entity_decode(), + * except it doesn't handle hex constructs + * @param string $string string to unhtmlentity() + * @return string decoded string + */ function asearch_unhtmlentities($string) { - $trans_tbl = array_flip(get_html_translation_table(HTML_ENTITIES)); - for ($i=127; $i<255; $i++) /* Add &#; entities */ - $trans_tbl['&#' . $i . ';'] = chr($i); - return strtr($string, $trans_tbl); + $trans_tbl = array_flip(get_html_translation_table(HTML_ENTITIES)); + for ($i=127; $i<255; $i++) /* Add &#; entities */ + $trans_tbl['&#' . $i . ';'] = chr($i); + return strtr($string, $trans_tbl); /* I think the one above is quicker, though it should be benchmarked - $string = strtr($string, array_flip(get_html_translation_table(HTML_ENTITIES))); - return preg_replace("/&#([0-9]+);/E", "chr('\\1')", $string); -*/ + $string = strtr($string, array_flip(get_html_translation_table(HTML_ENTITIES))); + return preg_replace("/&#([0-9]+);/E", "chr('\\1')", $string); + */ } -function s_debug_dump($var_name, $var_var) +/** Encode a string to quoted or literal as defined in rfc 3501 + * + * - 4.3 String: + * A quoted string is a sequence of zero or more 7-bit characters, + * excluding CR and LF, with double quote (<">) characters at each end. + * - 9. Formal Syntax: + * quoted-specials = DQUOTE / "\" + * @param string $what string to encode + * @param string $charset search charset used + * @return string encoded string + */ +function sqimap_asearch_encode_string($what, $charset) { - global $imap_asearch_debug_dump; - if ($imap_asearch_debug_dump) - sm_print_r($var_name, $var_var); + if (strtoupper($charset) == 'ISO-2022-JP') // This should be now handled in imap_utf7_local? + $what = mb_convert_encoding($what, 'JIS', 'auto'); + if (preg_match('/["\\\\\r\n\x80-\xff]/', $what)) + return '{' . strlen($what) . "}\r\n" . $what; // 4.3 literal form + return '"' . $what . '"'; // 4.3 quoted string form } -/* -4.3 String: - A quoted string is a sequence of zero or more 7-bit characters, - excluding CR and LF, with double quote (<">) characters at each end. -9. Formal Syntax: - quoted-specials = DQUOTE / "\" -*/ -function sqimap_asearch_encode_string($what, $search_charset) +/** + * Parses a user date string into an rfc 3501 date string + * Handles space, slash, backslash, dot and comma as separators (and dash of course ;=) + * @global array imap_asearch_months + * @param string user date + * @return array a preg_match-style array: + * - [0] = fully formatted rfc 3501 date string (--<4 digit year>) + * - [1] = day + * - [2] = month + * - [3] = year + */ +function sqimap_asearch_parse_date($what) { - if (strtoupper($search_charset) == 'ISO-2022-JP') - $what = mb_convert_encoding($what, 'JIS', 'auto'); -//if (ereg("[\"\\\r\n\x80-\xff]", $what)) - if (preg_match('/["\\\\\r\n\x80-\xff]/', $what)) - return '{' . strlen($what) . "}\r\n" . $what; /* 4.3 literal form */ - return '"' . $what . '"'; /* 4.3 quoted string form */ + global $imap_asearch_months; + + $what = trim($what); + $what = ereg_replace('[ /\\.,]+', '-', $what); + if ($what) { + preg_match('/^([0-9]+)-+([^\-]+)-+([0-9]+)$/', $what, $what_parts); + if (count($what_parts) == 4) { + $what_month = strtolower(asearch_unhtmlentities($what_parts[2])); +/* if (!in_array($what_month, $imap_asearch_months)) {*/ + foreach ($imap_asearch_months as $month_number => $month_code) { + if (($what_month == $month_number) + || ($what_month == $month_code) + || ($what_month == strtolower(asearch_unhtmlentities(getMonthName($month_number)))) + || ($what_month == strtolower(asearch_unhtmlentities(getMonthAbrv($month_number)))) + ) { + $what_parts[2] = $month_number; + $what_parts[0] = $what_parts[1] . '-' . $month_code . '-' . $what_parts[3]; + break; + } + } +/* }*/ + } + } + else + $what_parts = array(); + return $what_parts; } -/* - Parses a user date string into an rfc2060 date string (--<4 digit year>) - Returns a preg_match-style array: [0]: fully formatted date, [1]: day, [2]: month, [3]: year - Handles space, slash, backslash, dot and comma as separators (and dash of course ;=) -*/ -function sqimap_asearch_parse_date($what) +/** + * Build one criteria sequence + * @global array imap_asearch_opcodes + * @param string $opcode search opcode + * @param string $what opcode argument + * @param string $charset search charset + * @return string one full criteria sequence + */ +function sqimap_asearch_build_criteria($opcode, $what, $charset) { - global $imap_asearch_months; + global $imap_asearch_opcodes; - $what = trim($what); - $what = ereg_replace('[ /\\.,]+', '-', $what); - if ($what) { - preg_match('/^([0-9]+)-+([^\-]+)-+([0-9]+)$/', $what, $what_parts); - if (count($what_parts) == 4) { - $what_month = strtolower(asearch_unhtmlentities($what_parts[2])); -/* if (!in_array($what_month, $imap_asearch_months)) {*/ - foreach ($imap_asearch_months as $month_number => $month_code) { - if (($what_month == $month_number) - || ($what_month == $month_code) - || ($what_month == strtolower(asearch_unhtmlentities(getMonthName($month_number)))) - || ($what_month == strtolower(asearch_unhtmlentities(getMonthAbrv($month_number)))) - ) { - $what_parts[2] = $month_number; - $what_parts[0] = $what_parts[1] . '-' . $month_code . '-' . $what_parts[3]; - break; - } - } -/* }*/ - } - } - else - $what_parts = array(); - return $what_parts; + $criteria = ''; + switch ($imap_asearch_opcodes[$opcode]) { + default: + case 'anum': + $what = str_replace(' ', '', $what); + $what = ereg_replace('[^0-9]+[^KMG]$', '', strtoupper($what)); + if ($what != '') { + switch (substr($what, -1)) { + case 'G': + $what = substr($what, 0, -1) << 30; + break; + case 'M': + $what = substr($what, 0, -1) << 20; + break; + case 'K': + $what = substr($what, 0, -1) << 10; + break; + } + $criteria = $opcode . ' ' . $what . ' '; + } + break; + case '': //aflag + $criteria = $opcode . ' '; + break; + case 'afield': /* HEADER field-name: field-body */ + preg_match('/^([^:]+):(.*)$/', $what, $what_parts); + if (count($what_parts) == 3) + $criteria = $opcode . ' ' . + sqimap_asearch_encode_string($what_parts[1], $charset) . ' ' . + sqimap_asearch_encode_string($what_parts[2], $charset) . ' '; + break; + case 'adate': + $what_parts = sqimap_asearch_parse_date($what); + if (isset($what_parts[0])) + $criteria = $opcode . ' ' . $what_parts[0] . ' '; + break; + case 'akeyword': + case 'astring': + $criteria = $opcode . ' ' . sqimap_asearch_encode_string($what, $charset) . ' '; + break; + case 'asequence': + $what = ereg_replace('[^0-9:\(\)]+', '', $what); + if ($what != '') + $criteria = $opcode . ' ' . $what . ' '; + break; + } + return $criteria; } -function sqimap_asearch_build_criteria($opcode, $what, $search_charset) +/** + * Another way to do array_values(array_unique(array_merge($to, $from))); + * @param array $to to array (reference) + * @param array $from from array + * @return array uniquely merged array + */ +function sqimap_array_merge_unique(&$to, $from) { - global $imap_asearch_opcodes; - - $criteria = ''; - switch ($imap_asearch_opcodes[$opcode]) { - default: - case 'anum': -/* $what = str_replace(' ', '', $what);*/ - $what = ereg_replace('[^0-9]+', '', $what); - if ($what != '') - $criteria = $opcode . ' ' . $what . ' '; - break; - case '': /* aflag */ - $criteria = $opcode . ' '; - break; - case 'afield': /* HEADER field-name: field-body */ - preg_match('/^([^:]+):(.*)$/', $what, $what_parts); - if (count($what_parts) == 3) - $criteria = $opcode . ' ' . - sqimap_asearch_encode_string($what_parts[1], $search_charset) . ' ' . - sqimap_asearch_encode_string($what_parts[2], $search_charset) . ' '; - break; - case 'adate': - $what_parts = sqimap_asearch_parse_date($what); - if (isset($what_parts[0])) - $criteria = $opcode . ' ' . $what_parts[0] . ' '; - break; - case 'akeyword': - case 'astring': - $criteria = $opcode . ' ' . sqimap_asearch_encode_string($what, $search_charset) . ' '; - break; - case 'asequence': - $what = ereg_replace('[^0-9:\(\)]+', '', $what); - if ($what != '') - $criteria = $opcode . ' ' . $what . ' '; - break; - } - return $criteria; + if (empty($to)) + return $from; + $count = count($from); + for ($i = 0; $i < $count; $i++) { + if (!in_array($from[$i], $to)) + $to[] = $from[$i]; + } + return $to; } +/** + * Run the IMAP SEARCH command as defined in rfc 3501 + * @link http://www.ietf.org/rfc/rfc3501.txt + * @param resource $imapConnection the current imap stream + * @param string $search_string the full search expression eg "ALL RECENT" + * @param string $search_charset charset to use or zls ('') + * @return array an IDs or UIDs array of matching messages or an empty array + * @since 1.5.0 + */ function sqimap_run_search($imapConnection, $search_string, $search_charset) { - global $allow_charset_search, $uid_support; - - /* 6.4.4 try OPTIONAL [CHARSET] specification first */ - if ($allow_charset_search && (!empty($search_charset))) - $query = 'SEARCH CHARSET ' . strtoupper($search_charset) . ' ALL ' . $search_string; - else - $query = 'SEARCH ALL ' . $search_string; - s_debug_dump('C:', $query); + //For some reason, this seems to happen and forbids searching servers not allowing OPTIONAL [CHARSET] + if (strtoupper($search_charset) == 'US-ASCII') + $search_charset = ''; + /* 6.4.4 try OPTIONAL [CHARSET] specification first */ + if ($search_charset != '') + $query = 'SEARCH CHARSET "' . strtoupper($search_charset) . '" ' . $search_string; + else + $query = 'SEARCH ' . $search_string; + $readin = sqimap_run_command_list($imapConnection, $query, false, $response, $message, TRUE); - /* read data back from IMAP */ - $readin = sqimap_run_command($imapConnection, $query, false, $response, $message, $uid_support); + /* 6.4.4 try US-ASCII charset if we tried an OPTIONAL [CHARSET] and received a tagged NO response (SHOULD be [BADCHARSET]) */ + if (($search_charset != '') && (strtoupper($response) == 'NO')) { + $query = 'SEARCH CHARSET US-ASCII ' . $search_string; + $readin = sqimap_run_command_list($imapConnection, $query, false, $response, $message, TRUE); + } + if (strtoupper($response) != 'OK') { + sqimap_asearch_error_box($response, $query, $message); + return array(); + } + $messagelist = parseUidList($readin,'SEARCH'); - /* 6.4.4 try US-ASCII charset if we receive a tagged NO response */ - if ((!empty($charset)) && (strtoupper($response) == 'NO')) { - $query = 'SEARCH CHARSET "US-ASCII" ALL ' . $search_string; - s_debug_dump('C:', $query); - $readin = sqimap_run_command ($imapConnection, $query, false, $response, $message, $uid_support); /* added $uid_support */ - } - if (strtoupper($response) != 'OK') { - sqimap_asearch_error_box($response, $query, $message); - return array(); - } + if (empty($messagelist)) //Empty search response, ie '* SEARCH' + return array(); - unset($messagelist); + $cnt = count($messagelist); + for ($q = 0; $q < $cnt; $q++) + $id[$q] = trim($messagelist[$q]); + return $id; +} - /* Keep going till we find the SEARCH response */ - foreach ($readin as $readin_part) { - s_debug_dump('S:', $readin_part); - /* Check to see if a SEARCH response was received */ - if (substr($readin_part, 0, 9) == '* SEARCH ') { - $messagelist = preg_split("/ /", substr($readin_part, 9)); - break; // Should be the last anyway - } -/* else { - if (isset($errors)) - $errors = $errors . $readin_part; - else - $errors = $readin_part; - }*/ - } +/** + * @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, $squirrelmail_language; - /* If nothing is found * SEARCH should be the first error else echo errors */ -/*if (isset($errors)) { - if (strstr($errors,'* SEARCH')) - return array(); - echo ''; - }*/ + if ($allow_charset_search) + return $languages[$squirrelmail_language]['CHARSET']; + return ''; +} - if (empty($messagelist)) //Empty search response, ie '* SEARCH' - return array(); +/** + * Convert SquirrelMail 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; - $cnt = count($messagelist); - for ($q = 0; $q < $cnt; $q++) - $id[$q] = trim($messagelist[$q]); - return $id; + $sort_opcodes = array ('DATE', 'FROM', 'SUBJECT', 'SIZE'); + if ($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]; } -/* replaces $mbox_msgs[$search_mailbox] = array_values(array_unique(array_merge($mbox_msgs[$search_mailbox], sqimap_run_search($imapConnection, $search_string, $search_charset))));*/ -function sqimap_array_merge_unique($to, $from) +/** + * @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, &$mboxes_array) { - if (empty($to)) - return $from; - for ($i=0; $i array(UIDs)) + */ +function sqimap_asearch($imapConnection, &$mailbox_array, &$biop_array, &$unop_array, &$where_array, &$what_array, &$exclude_array, &$sub_array, &$mboxes_array) { - global $languages, $squirrelmail_language; -/* ??? what are those for ?? */ -/* $pos = $search_position;*/ - - $mbox_msgs = array(); - $search_charset = $languages[$squirrelmail_language]['CHARSET']; - $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 (($cur_mailbox == 'All Folders') && (!empty($mboxes_array))) - $search_mboxes = $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, $cur_mailbox); - if (isset($mbox_msgs[$cur_mailbox])) { - if ($cur_biop == 'OR') /* Merge with previous results */ - $mbox_msgs[$cur_mailbox] = sqimap_array_merge_unique($mbox_msgs[$cur_mailbox], sqimap_run_search($imapConnection, $search_string, $search_charset)); - else /* Intersect previous results */ - $mbox_msgs[$cur_mailbox] = array_values(array_intersect(sqimap_run_search($imapConnection, $search_string, $search_charset), $mbox_msgs[$cur_mailbox])); - } - else /* No previous results */ - $mbox_msgs[$cur_mailbox] = sqimap_run_search($imapConnection, $search_string, $search_charset); - if (empty($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; + $search_charset = sqimap_asearch_get_charset(); + $mbox_search = 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,$iCnt=count($where_array); $cur_crit <= $iCnt; ++$cur_crit) { + if (empty($exclude_array[$cur_crit])) { + $next_mailbox = (isset($mailbox_array[$cur_crit])) ? $mailbox_array[$cur_crit] : false; + 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 $cur_mailbox) { + if (isset($mbox_search[$cur_mailbox])) { + $mbox_search[$cur_mailbox]['search'] .= ' ' . $search_string; + } else { + $mbox_search[$cur_mailbox]['search'] = $search_string; + } + $mbox_search[$cur_mailbox]['charset'] = $search_charset; + } + $cur_mailbox = $next_mailbox; + $search_string = ''; + } + if (isset($where_array[$cur_crit]) && empty($exclude_array[$cur_crit])) { + $aCriteria = array(); + for ($crit = $cur_crit; $crit < count($where_array); $crit++) { + $criteria = trim(sqimap_asearch_build_criteria($where_array[$crit], $what_array[$crit], $search_charset)); + if (!empty($criteria) && empty($exclude_array[$crit])) { + if (asearch_nz($mailbox_array[$crit]) == $cur_mailbox) { + $unop = $unop_array[$crit]; + if (!empty($unop)) { + $criteria = $unop . ' ' . $criteria; + } + $aCriteria[] = array($biop_array[$crit], $criteria); + } + } + // unset something + $exclude_array[$crit] = true; + } + $aSearch = array(); + for($i=0,$iCnt=count($aCriteria);$i<$iCnt;++$i) { + $cur_biop = $aCriteria[$i][0]; + $next_biop = (isset($aCriteria[$i+1][0])) ? $aCriteria[$i+1][0] : false; + if ($next_biop != $cur_biop && $next_biop == 'OR') { + $aSearch[] = 'OR '.$aCriteria[$i][1]; + } else if ($cur_biop != 'OR') { + $aSearch[] = 'ALL '.$aCriteria[$i][1]; + } else { // OR only supports 2 search keys so we need to create a parenthesized list + $prev_biop = (isset($aCriteria[$i-1][0])) ? $aCriteria[$i-1][0] : false; + if ($prev_biop == $cur_biop) { + $last = $aSearch[$i-1]; + if (!substr($last,-1) == ')') { + $aSearch[$i-1] = "(OR $last"; + $aSearch[] = $aCriteria[$i][1].')'; + } else { + $sEnd = ''; + while ($last && substr($last,-1) == ')') { + $last = substr($last,0,-1); + $sEnd .= ')'; + } + $aSearch[$i-1] = "(OR $last"; + $aSearch[] = $aCriteria[$i][1].$sEnd.')'; + } + } else { + $aSearch[] = $aCriteria[$i][1]; + } + } + } + $search_string .= implode(' ',$aSearch); + } + } + } + return ($mbox_search); } - -?> \ No newline at end of file