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search.inc
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search.inc
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<?php
/**
+-----------------------------------------------------------------------+
| steps/mail/search.inc |
| |
| This file is part of the Roundcube Webmail client |
| Copyright (C) 2005-2013, The Roundcube Dev Team |
| |
| Licensed under the GNU General Public License version 3 or |
| any later version with exceptions for skins & plugins. |
| See the README file for a full license statement. |
| |
| PURPOSE: |
| Mail messages search action |
+-----------------------------------------------------------------------+
| Author: Benjamin Smith <defitro@gmail.com> |
| Thomas Bruederli <roundcube@gmail.com> |
+-----------------------------------------------------------------------+
*/
$REMOTE_REQUEST = TRUE;
@set_time_limit(170); // extend default max_execution_time to ~3 minutes
// reset list_page and old search results
$RCMAIL->storage->set_page(1);
$RCMAIL->storage->set_search_set(NULL);
$_SESSION['page'] = 1;
// using encodeURI with javascript "should" give us
// a correctly encoded query string
$imap_charset = RCUBE_CHARSET;
// get search string
$str = rcube_utils::get_input_value('_q', rcube_utils::INPUT_GET, true);
$mbox = rcube_utils::get_input_value('_mbox', rcube_utils::INPUT_GET, true);
$filter = rcube_utils::get_input_value('_filter', rcube_utils::INPUT_GET);
$headers = rcube_utils::get_input_value('_headers', rcube_utils::INPUT_GET);
$scope = rcube_utils::get_input_value('_scope', rcube_utils::INPUT_GET);
$interval = rcube_utils::get_input_value('_interval', rcube_utils::INPUT_GET);
$continue = rcube_utils::get_input_value('_continue', rcube_utils::INPUT_GET);
$subject = array();
$filter = trim($filter);
$search_request = md5($mbox.$scope.$interval.$filter.$str);
// add list filter string
$search_str = $filter && $filter != 'ALL' ? $filter : '';
// Check the search string for type of search
if (preg_match("/^from:.*/i", $str)) {
list(,$srch) = explode(":", $str);
$subject['from'] = "HEADER FROM";
}
else if (preg_match("/^to:.*/i", $str)) {
list(,$srch) = explode(":", $str);
$subject['to'] = "HEADER TO";
}
else if (preg_match("/^cc:.*/i", $str)) {
list(,$srch) = explode(":", $str);
$subject['cc'] = "HEADER CC";
}
else if (preg_match("/^bcc:.*/i", $str)) {
list(,$srch) = explode(":", $str);
$subject['bcc'] = "HEADER BCC";
}
else if (preg_match("/^subject:.*/i", $str)) {
list(,$srch) = explode(":", $str);
$subject['subject'] = "HEADER SUBJECT";
}
else if (preg_match("/^body:.*/i", $str)) {
list(,$srch) = explode(":", $str);
$subject['body'] = "BODY";
}
else if (strlen(trim($str))) {
if ($headers) {
foreach (explode(',', $headers) as $header) {
if ($header == 'text') {
// #1488208: get rid of other headers when searching by "TEXT"
$subject = array('text' => 'TEXT');
break;
}
else {
$subject[$header] = ($header != 'body' ? 'HEADER ' : '') . strtoupper($header);
}
}
// save search modifiers for the current folder to user prefs
$mkey = $scope == 'all' ? '*' : $mbox;
$search_mods = rcmail_search_mods();
$search_mods[$mkey] = array_fill_keys(array_keys($subject), 1);
$RCMAIL->user->save_prefs(array('search_mods' => $search_mods));
}
else {
// search in subject by default
$subject['subject'] = 'HEADER SUBJECT';
}
}
$search = isset($srch) ? trim($srch) : trim($str);
if ($search_interval = rcmail_search_interval_criteria($interval)) {
$search_str .= ' ' . $search_interval;
}
if (!empty($subject)) {
$search_str .= str_repeat(' OR', count($subject)-1);
foreach ($subject as $sub) {
$search_str .= ' ' . $sub . ' ' . rcube_imap_generic::escape($search);
}
}
$search_str = trim($search_str);
$sort_column = rcmail_sort_column();
// set message set for already stored (but incomplete) search request
if (!empty($continue) && isset($_SESSION['search']) && $_SESSION['search_request'] == $continue) {
$RCMAIL->storage->set_search_set($_SESSION['search']);
$search_str = $_SESSION['search'][0];
}
// execute IMAP search
if ($search_str) {
// search all, current or subfolders folders
if ($scope == 'all') {
$mboxes = $RCMAIL->storage->list_folders_subscribed('', '*', 'mail', null, true);
natcasesort($mboxes); // we want natural alphabetic sorting of folders in the result set
}
else if ($scope == 'sub') {
$delim = $RCMAIL->storage->get_hierarchy_delimiter();
$mboxes = $RCMAIL->storage->list_folders_subscribed($mbox . $delim, '*', 'mail');
array_unshift($mboxes, $mbox);
}
if ($scope != 'all') {
// Remember current folder, it can change in meantime (plugins)
// but we need it to e.g. recognize Sent folder to handle From/To column later
$RCMAIL->output->set_env('mailbox', $mbox);
}
$result = $RCMAIL->storage->search($mboxes, $search_str, $imap_charset, $sort_column);
}
// save search results in session
if (!is_array($_SESSION['search'])) {
$_SESSION['search'] = array();
}
if ($search_str) {
$_SESSION['search'] = $RCMAIL->storage->get_search_set();
$_SESSION['last_text_search'] = $str;
}
$_SESSION['search_request'] = $search_request;
$_SESSION['search_scope'] = $scope;
$_SESSION['search_interval'] = $interval;
$_SESSION['search_filter'] = $filter;
// Get the headers
if (!$result->incomplete) {
$result_h = $RCMAIL->storage->list_messages($mbox, 1, $sort_column, rcmail_sort_order());
}
// Make sure we got the headers
if (!empty($result_h)) {
$count = $RCMAIL->storage->count($mbox, $RCMAIL->storage->get_threading() ? 'THREADS' : 'ALL');
rcmail_js_message_list($result_h, false);
if ($search_str) {
$OUTPUT->show_message('searchsuccessful', 'confirmation', array('nr' => $RCMAIL->storage->count(NULL, 'ALL')));
}
// remember last HIGHESTMODSEQ value (if supported)
// we need it for flag updates in check-recent
if ($mbox !== null) {
$data = $RCMAIL->storage->folder_data($mbox);
if (!empty($data['HIGHESTMODSEQ'])) {
$_SESSION['list_mod_seq'] = $data['HIGHESTMODSEQ'];
}
}
}
// handle IMAP errors (e.g. #1486905)
else if ($err_code = $RCMAIL->storage->get_error_code()) {
$count = 0;
$RCMAIL->display_server_error();
}
// advice the client to re-send the (cross-folder) search request
else if ($result->incomplete) {
$count = 0; // keep UI locked
$OUTPUT->command('continue_search', $search_request);
}
else {
$count = 0;
$OUTPUT->show_message('searchnomatch', 'notice');
$OUTPUT->set_env('multifolder_listing', (bool)$result->multi);
if ($result->multi && $scope == 'all') {
$OUTPUT->command('select_folder', '');
}
}
// update message count display
$OUTPUT->set_env('search_request', $search_str ? $search_request : '');
$OUTPUT->set_env('search_filter', $_SESSION['search_filter']);
$OUTPUT->set_env('messagecount', $count);
$OUTPUT->set_env('pagecount', ceil($count/$RCMAIL->storage->get_pagesize()));
$OUTPUT->set_env('exists', $mbox === null ? 0 : $RCMAIL->storage->count($mbox, 'EXISTS'));
$OUTPUT->command('set_rowcount', rcmail_get_messagecount_text($count, 1), $mbox);
rcmail_list_pagetitle();
// update unseen messages count
if (empty($search_str)) {
rcmail_send_unread_count($mbox, false, empty($result_h) ? 0 : null);
}
if (!$result->incomplete) {
$OUTPUT->command('set_quota', $RCMAIL->quota_content(null, $result->multi ? 'INBOX' : $mbox));
}
$OUTPUT->send();
// Creates BEFORE/SINCE search criteria from the specified interval
// Interval can be: 1W, 1M, 1Y, -1W, -1M, -1Y
function rcmail_search_interval_criteria($interval)
{
if (empty($interval)) {
return;
}
if ($interval[0] == '-') {
$search = 'BEFORE';
$interval = substr($interval, 1);
}
else {
$search = 'SINCE';
}
$date = new DateTime('now');
$interval = new DateInterval('P' . $interval);
$date->sub($interval);
return $search . ' ' . $date->format('j-M-Y');
}

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