'SMF 2.1 Alpha 1', // This is the minimum version of SMF that an API could have been written for to work. (strtr to stop accidentally updating version on release) 'search_version' => strtr('SMF 2+1=Alpha=1', array('+' => '.', '=' => ' ')), ); /** * Ask the user what they want to search for. * What it does: * * shows the screen to search forum posts (action=search), and uses the * simple version if the simpleSearch setting is enabled. * * uses the main sub template of the Search template. * * uses the Search language file. * * requires the search_posts permission. * * decodes and loads search parameters given in the URL (if any). * * the form redirects to index.php?action=search2. */ function PlushSearch1() { global $txt, $scripturl, $modSettings, $user_info, $context, $smcFunc, $sourcedir; // Is the load average too high to allow searching just now? if (!empty($context['load_average']) && !empty($modSettings['loadavg_search']) && $context['load_average'] >= $modSettings['loadavg_search']) fatal_lang_error('loadavg_search_disabled', false); loadLanguage('Search'); // Don't load this in XML mode. if (!isset($_REQUEST['xml'])) loadTemplate('Search'); // Check the user's permissions. isAllowedTo('search_posts'); // Link tree.... $context['linktree'][] = array( 'url' => $scripturl . '?action=search', 'name' => $txt['search'] ); // This is hard coded maximum string length. $context['search_string_limit'] = 100; $context['require_verification'] = $user_info['is_guest'] && !empty($modSettings['search_enable_captcha']) && empty($_SESSION['ss_vv_passed']); if ($context['require_verification']) { require_once($sourcedir . '/Subs-Editor.php'); $verificationOptions = array( 'id' => 'search', ); $context['require_verification'] = create_control_verification($verificationOptions); $context['visual_verification_id'] = $verificationOptions['id']; } // If you got back from search2 by using the linktree, you get your original search parameters back. if (isset($_REQUEST['params'])) { // Due to IE's 2083 character limit, we have to compress long search strings $temp_params = base64_decode(str_replace(array('-', '_', '.'), array('+', '/', '='), $_REQUEST['params'])); // Test for gzuncompress failing $temp_params2 = @gzuncompress($temp_params); $temp_params = explode('|"|', !empty($temp_params2) ? $temp_params2 : $temp_params); $context['search_params'] = array(); foreach ($temp_params as $i => $data) { @list ($k, $v) = explode('|\'|', $data); $context['search_params'][$k] = $v; } if (isset($context['search_params']['brd'])) $context['search_params']['brd'] = $context['search_params']['brd'] == '' ? array() : explode(',', $context['search_params']['brd']); } if (isset($_REQUEST['search'])) $context['search_params']['search'] = un_htmlspecialchars($_REQUEST['search']); if (isset($context['search_params']['search'])) $context['search_params']['search'] = $smcFunc['htmlspecialchars']($context['search_params']['search']); if (isset($context['search_params']['userspec'])) $context['search_params']['userspec'] = htmlspecialchars($context['search_params']['userspec']); if (!empty($context['search_params']['searchtype'])) $context['search_params']['searchtype'] = 2; if (!empty($context['search_params']['minage'])) $context['search_params']['minage'] = (int) $context['search_params']['minage']; if (!empty($context['search_params']['maxage'])) $context['search_params']['maxage'] = (int) $context['search_params']['maxage']; $context['search_params']['show_complete'] = !empty($context['search_params']['show_complete']); $context['search_params']['subject_only'] = !empty($context['search_params']['subject_only']); // Load the error text strings if there were errors in the search. if (!empty($context['search_errors'])) { loadLanguage('Errors'); $context['search_errors']['messages'] = array(); foreach ($context['search_errors'] as $search_error => $dummy) { if ($search_error === 'messages') continue; $context['search_errors']['messages'][] = $txt['error_' . $search_error]; } } // Find all the boards this user is allowed to see. $request = $smcFunc['db_query']('order_by_board_order', ' SELECT b.id_cat, c.name AS cat_name, b.id_board, b.name, b.child_level FROM {db_prefix}boards AS b LEFT JOIN {db_prefix}categories AS c ON (c.id_cat = b.id_cat) WHERE {query_see_board} AND redirect = {string:empty_string}', array( 'empty_string' => '', ) ); $context['num_boards'] = $smcFunc['db_num_rows']($request); $context['boards_check_all'] = true; $context['categories'] = array(); while ($row = $smcFunc['db_fetch_assoc']($request)) { // This category hasn't been set up yet.. if (!isset($context['categories'][$row['id_cat']])) $context['categories'][$row['id_cat']] = array( 'id' => $row['id_cat'], 'name' => $row['cat_name'], 'boards' => array() ); // Set this board up, and let the template know when it's a child. (indent them..) $context['categories'][$row['id_cat']]['boards'][$row['id_board']] = array( 'id' => $row['id_board'], 'name' => $row['name'], 'child_level' => $row['child_level'], 'selected' => (empty($context['search_params']['brd']) && (empty($modSettings['recycle_enable']) || $row['id_board'] != $modSettings['recycle_board']) && !in_array($row['id_board'], $user_info['ignoreboards'])) || (!empty($context['search_params']['brd']) && in_array($row['id_board'], $context['search_params']['brd'])) ); // If a board wasn't checked that probably should have been ensure the board selection is selected, yo! if (!$context['categories'][$row['id_cat']]['boards'][$row['id_board']]['selected'] && (empty($modSettings['recycle_enable']) || $row['id_board'] != $modSettings['recycle_board'])) $context['boards_check_all'] = false; } $smcFunc['db_free_result']($request); // Now, let's sort the list of categories into the boards for templates that like that. $temp_boards = array(); foreach ($context['categories'] as $category) { $temp_boards[] = array( 'name' => $category['name'], 'child_ids' => array_keys($category['boards']) ); $temp_boards = array_merge($temp_boards, array_values($category['boards'])); // Include a list of boards per category for easy toggling. $context['categories'][$category['id']]['child_ids'] = array_keys($category['boards']); } $max_boards = ceil(count($temp_boards) / 2); if ($max_boards == 1) $max_boards = 2; // Now, alternate them so they can be shown left and right ;). $context['board_columns'] = array(); for ($i = 0; $i < $max_boards; $i++) { $context['board_columns'][] = $temp_boards[$i]; if (isset($temp_boards[$i + $max_boards])) $context['board_columns'][] = $temp_boards[$i + $max_boards]; else $context['board_columns'][] = array(); } if (!empty($_REQUEST['topic'])) { $context['search_params']['topic'] = (int) $_REQUEST['topic']; $context['search_params']['show_complete'] = true; } if (!empty($context['search_params']['topic'])) { $context['search_params']['topic'] = (int) $context['search_params']['topic']; $context['search_topic'] = array( 'id' => $context['search_params']['topic'], 'href' => $scripturl . '?topic=' . $context['search_params']['topic'] . '.0', ); $request = $smcFunc['db_query']('', ' SELECT ms.subject FROM {db_prefix}topics AS t INNER JOIN {db_prefix}boards AS b ON (b.id_board = t.id_board) INNER JOIN {db_prefix}messages AS ms ON (ms.id_msg = t.id_first_msg) WHERE t.id_topic = {int:search_topic_id} AND {query_see_board}' . ($modSettings['postmod_active'] ? ' AND t.approved = {int:is_approved_true}' : '') . ' LIMIT 1', array( 'is_approved_true' => 1, 'search_topic_id' => $context['search_params']['topic'], ) ); if ($smcFunc['db_num_rows']($request) == 0) fatal_lang_error('topic_gone', false); list ($context['search_topic']['subject']) = $smcFunc['db_fetch_row']($request); $smcFunc['db_free_result']($request); $context['search_topic']['link'] = '' . $context['search_topic']['subject'] . ''; } // Simple or not? $context['simple_search'] = isset($context['search_params']['advanced']) ? empty($context['search_params']['advanced']) : !empty($modSettings['simpleSearch']) && !isset($_REQUEST['advanced']); $context['page_title'] = $txt['set_parameters']; } /** * Gather the results and show them. * What it does: * * checks user input and searches the messages table for messages * matching the query. * * requires the search_posts permission. * * uses the results sub template of the Search template. * * uses the Search language file. * * stores the results into the search cache. * * show the results of the search query. */ function PlushSearch2() { global $scripturl, $modSettings, $sourcedir, $txt, $db_connection; global $user_info, $context, $options, $messages_request, $boards_can; global $excludedWords, $participants, $smcFunc; if (!empty($context['load_average']) && !empty($modSettings['loadavg_search']) && $context['load_average'] >= $modSettings['loadavg_search']) fatal_lang_error('loadavg_search_disabled', false); // No, no, no... this is a bit hard on the server, so don't you go prefetching it! if (isset($_SERVER['HTTP_X_MOZ']) && $_SERVER['HTTP_X_MOZ'] == 'prefetch') { ob_end_clean(); header('HTTP/1.1 403 Forbidden'); die; } $weight_factors = array( 'frequency', 'age', 'length', 'subject', 'first_message', 'sticky', ); $weight = array(); $weight_total = 0; foreach ($weight_factors as $weight_factor) { $weight[$weight_factor] = empty($modSettings['search_weight_' . $weight_factor]) ? 0 : (int) $modSettings['search_weight_' . $weight_factor]; $weight_total += $weight[$weight_factor]; } // Zero weight. Weightless :P. if (empty($weight_total)) fatal_lang_error('search_invalid_weights'); // These vars don't require an interface, they're just here for tweaking. $recentPercentage = 0.30; $humungousTopicPosts = 200; $maxMembersToSearch = 500; $maxMessageResults = empty($modSettings['search_max_results']) ? 0 : $modSettings['search_max_results'] * 5; // Start with no errors. $context['search_errors'] = array(); // Number of pages hard maximum - normally not set at all. $modSettings['search_max_results'] = empty($modSettings['search_max_results']) ? 200 * $modSettings['search_results_per_page'] : (int) $modSettings['search_max_results']; // Maximum length of the string. $context['search_string_limit'] = 100; loadLanguage('Search'); if (!isset($_REQUEST['xml'])) loadTemplate('Search'); //If we're doing XML we need to use the results template regardless really. else $context['sub_template'] = 'results'; // Are you allowed? isAllowedTo('search_posts'); require_once($sourcedir . '/Display.php'); require_once($sourcedir . '/Subs-Package.php'); // Search has a special database set. db_extend('search'); // Load up the search API we are going to use. $searchAPI = findSearchAPI(); // $search_params will carry all settings that differ from the default search parameters. // That way, the URLs involved in a search page will be kept as short as possible. $search_params = array(); if (isset($_REQUEST['params'])) { // Due to IE's 2083 character limit, we have to compress long search strings $temp_params = base64_decode(str_replace(array('-', '_', '.'), array('+', '/', '='), $_REQUEST['params'])); // Test for gzuncompress failing $temp_params2 = @gzuncompress($temp_params); $temp_params = explode('|"|', (!empty($temp_params2) ? $temp_params2 : $temp_params)); foreach ($temp_params as $i => $data) { @list ($k, $v) = explode('|\'|', $data); $search_params[$k] = $v; } if (isset($search_params['brd'])) $search_params['brd'] = empty($search_params['brd']) ? array() : explode(',', $search_params['brd']); } // Store whether simple search was used (needed if the user wants to do another query). if (!isset($search_params['advanced'])) $search_params['advanced'] = empty($_REQUEST['advanced']) ? 0 : 1; // 1 => 'allwords' (default, don't set as param) / 2 => 'anywords'. if (!empty($search_params['searchtype']) || (!empty($_REQUEST['searchtype']) && $_REQUEST['searchtype'] == 2)) $search_params['searchtype'] = 2; // Minimum age of messages. Default to zero (don't set param in that case). if (!empty($search_params['minage']) || (!empty($_REQUEST['minage']) && $_REQUEST['minage'] > 0)) $search_params['minage'] = !empty($search_params['minage']) ? (int) $search_params['minage'] : (int) $_REQUEST['minage']; // Maximum age of messages. Default to infinite (9999 days: param not set). if (!empty($search_params['maxage']) || (!empty($_REQUEST['maxage']) && $_REQUEST['maxage'] < 9999)) $search_params['maxage'] = !empty($search_params['maxage']) ? (int) $search_params['maxage'] : (int) $_REQUEST['maxage']; // Searching a specific topic? if (!empty($_REQUEST['topic'])) { $search_params['topic'] = (int) $_REQUEST['topic']; $search_params['show_complete'] = true; } elseif (!empty($search_params['topic'])) $search_params['topic'] = (int) $search_params['topic']; if (!empty($search_params['minage']) || !empty($search_params['maxage'])) { $request = $smcFunc['db_query']('', ' SELECT ' . (empty($search_params['maxage']) ? '0, ' : 'IFNULL(MIN(id_msg), -1), ') . (empty($search_params['minage']) ? '0' : 'IFNULL(MAX(id_msg), -1)') . ' FROM {db_prefix}messages WHERE 1=1' . ($modSettings['postmod_active'] ? ' AND approved = {int:is_approved_true}' : '') . (empty($search_params['minage']) ? '' : ' AND poster_time <= {int:timestamp_minimum_age}') . (empty($search_params['maxage']) ? '' : ' AND poster_time >= {int:timestamp_maximum_age}'), array( 'timestamp_minimum_age' => empty($search_params['minage']) ? 0 : time() - 86400 * $search_params['minage'], 'timestamp_maximum_age' => empty($search_params['maxage']) ? 0 : time() - 86400 * $search_params['maxage'], 'is_approved_true' => 1, ) ); list ($minMsgID, $maxMsgID) = $smcFunc['db_fetch_row']($request); if ($minMsgID < 0 || $maxMsgID < 0) $context['search_errors']['no_messages_in_time_frame'] = true; $smcFunc['db_free_result']($request); } // Default the user name to a wildcard matching every user (*). if (!empty($search_params['userspec']) || (!empty($_REQUEST['userspec']) && $_REQUEST['userspec'] != '*')) $search_params['userspec'] = isset($search_params['userspec']) ? $search_params['userspec'] : $_REQUEST['userspec']; // If there's no specific user, then don't mention it in the main query. if (empty($search_params['userspec'])) $userQuery = ''; else { $userString = strtr($smcFunc['htmlspecialchars']($search_params['userspec'], ENT_QUOTES), array('"' => '"')); $userString = strtr($userString, array('%' => '\%', '_' => '\_', '*' => '%', '?' => '_')); preg_match_all('~"([^"]+)"~', $userString, $matches); $possible_users = array_merge($matches[1], explode(',', preg_replace('~"[^"]+"~', '', $userString))); for ($k = 0, $n = count($possible_users); $k < $n; $k++) { $possible_users[$k] = trim($possible_users[$k]); if (strlen($possible_users[$k]) == 0) unset($possible_users[$k]); } // Create a list of database-escaped search names. $realNameMatches = array(); foreach ($possible_users as $possible_user) $realNameMatches[] = $smcFunc['db_quote']( '{string:possible_user}', array( 'possible_user' => $possible_user ) ); // Retrieve a list of possible members. $request = $smcFunc['db_query']('', ' SELECT id_member FROM {db_prefix}members WHERE {raw:match_possible_users}', array( 'match_possible_users' => 'real_name LIKE ' . implode(' OR real_name LIKE ', $realNameMatches), ) ); // Simply do nothing if there're too many members matching the criteria. if ($smcFunc['db_num_rows']($request) > $maxMembersToSearch) $userQuery = ''; elseif ($smcFunc['db_num_rows']($request) == 0) { $userQuery = $smcFunc['db_quote']( 'm.id_member = {int:id_member_guest} AND ({raw:match_possible_guest_names})', array( 'id_member_guest' => 0, 'match_possible_guest_names' => 'm.poster_name LIKE ' . implode(' OR m.poster_name LIKE ', $realNameMatches), ) ); } else { $memberlist = array(); while ($row = $smcFunc['db_fetch_assoc']($request)) $memberlist[] = $row['id_member']; $userQuery = $smcFunc['db_quote']( '(m.id_member IN ({array_int:matched_members}) OR (m.id_member = {int:id_member_guest} AND ({raw:match_possible_guest_names})))', array( 'matched_members' => $memberlist, 'id_member_guest' => 0, 'match_possible_guest_names' => 'm.poster_name LIKE ' . implode(' OR m.poster_name LIKE ', $realNameMatches), ) ); } $smcFunc['db_free_result']($request); } // If the boards were passed by URL (params=), temporarily put them back in $_REQUEST. if (!empty($search_params['brd']) && is_array($search_params['brd'])) $_REQUEST['brd'] = $search_params['brd']; // Ensure that brd is an array. if (!empty($_REQUEST['brd']) && !is_array($_REQUEST['brd'])) $_REQUEST['brd'] = strpos($_REQUEST['brd'], ',') !== false ? explode(',', $_REQUEST['brd']) : array($_REQUEST['brd']); // Make sure all boards are integers. if (!empty($_REQUEST['brd'])) foreach ($_REQUEST['brd'] as $id => $brd) $_REQUEST['brd'][$id] = (int) $brd; // Special case for boards: searching just one topic? if (!empty($search_params['topic'])) { $request = $smcFunc['db_query']('', ' SELECT b.id_board FROM {db_prefix}topics AS t INNER JOIN {db_prefix}boards AS b ON (b.id_board = t.id_board) WHERE t.id_topic = {int:search_topic_id} AND {query_see_board}' . ($modSettings['postmod_active'] ? ' AND t.approved = {int:is_approved_true}' : '') . ' LIMIT 1', array( 'search_topic_id' => $search_params['topic'], 'is_approved_true' => 1, ) ); if ($smcFunc['db_num_rows']($request) == 0) fatal_lang_error('topic_gone', false); $search_params['brd'] = array(); list ($search_params['brd'][0]) = $smcFunc['db_fetch_row']($request); $smcFunc['db_free_result']($request); } // Select all boards you've selected AND are allowed to see. elseif ($user_info['is_admin'] && (!empty($search_params['advanced']) || !empty($_REQUEST['brd']))) $search_params['brd'] = empty($_REQUEST['brd']) ? array() : $_REQUEST['brd']; else { $see_board = empty($search_params['advanced']) ? 'query_wanna_see_board' : 'query_see_board'; $request = $smcFunc['db_query']('', ' SELECT b.id_board FROM {db_prefix}boards AS b WHERE {raw:boards_allowed_to_see} AND redirect = {string:empty_string}' . (empty($_REQUEST['brd']) ? (!empty($modSettings['recycle_enable']) && $modSettings['recycle_board'] > 0 ? ' AND b.id_board != {int:recycle_board_id}' : '') : ' AND b.id_board IN ({array_int:selected_search_boards})'), array( 'boards_allowed_to_see' => $user_info[$see_board], 'empty_string' => '', 'selected_search_boards' => empty($_REQUEST['brd']) ? array() : $_REQUEST['brd'], 'recycle_board_id' => $modSettings['recycle_board'], ) ); $search_params['brd'] = array(); while ($row = $smcFunc['db_fetch_assoc']($request)) $search_params['brd'][] = $row['id_board']; $smcFunc['db_free_result']($request); // This error should pro'bly only happen for hackers. if (empty($search_params['brd'])) $context['search_errors']['no_boards_selected'] = true; } if (count($search_params['brd']) != 0) { foreach ($search_params['brd'] as $k => $v) $search_params['brd'][$k] = (int) $v; // If we've selected all boards, this parameter can be left empty. $request = $smcFunc['db_query']('', ' SELECT COUNT(*) FROM {db_prefix}boards WHERE redirect = {string:empty_string}', array( 'empty_string' => '', ) ); list ($num_boards) = $smcFunc['db_fetch_row']($request); $smcFunc['db_free_result']($request); if (count($search_params['brd']) == $num_boards) $boardQuery = ''; elseif (count($search_params['brd']) == $num_boards - 1 && !empty($modSettings['recycle_board']) && !in_array($modSettings['recycle_board'], $search_params['brd'])) $boardQuery = '!= ' . $modSettings['recycle_board']; else $boardQuery = 'IN (' . implode(', ', $search_params['brd']) . ')'; } else $boardQuery = ''; $search_params['show_complete'] = !empty($search_params['show_complete']) || !empty($_REQUEST['show_complete']); $search_params['subject_only'] = !empty($search_params['subject_only']) || !empty($_REQUEST['subject_only']); $context['compact'] = !$search_params['show_complete']; // Get the sorting parameters right. Default to sort by relevance descending. $sort_columns = array( 'relevance', 'num_replies', 'id_msg', ); if (empty($search_params['sort']) && !empty($_REQUEST['sort'])) list ($search_params['sort'], $search_params['sort_dir']) = array_pad(explode('|', $_REQUEST['sort']), 2, ''); $search_params['sort'] = !empty($search_params['sort']) && in_array($search_params['sort'], $sort_columns) ? $search_params['sort'] : 'relevance'; if (!empty($search_params['topic']) && $search_params['sort'] === 'num_replies') $search_params['sort'] = 'id_msg'; // Sorting direction: descending unless stated otherwise. $search_params['sort_dir'] = !empty($search_params['sort_dir']) && $search_params['sort_dir'] == 'asc' ? 'asc' : 'desc'; // Determine some values needed to calculate the relevance. $minMsg = (int) ((1 - $recentPercentage) * $modSettings['maxMsgID']); $recentMsg = $modSettings['maxMsgID'] - $minMsg; // *** Parse the search query // Unfortunately, searching for words like this is going to be slow, so we're blacklisting them. /** * @todo Setting to add more here? * @todo Maybe only blacklist if they are the only word, or "any" is used? */ $blacklisted_words = array('img', 'url', 'quote', 'www', 'http', 'the', 'is', 'it', 'are', 'if'); // What are we searching for? if (empty($search_params['search'])) { if (isset($_GET['search'])) $search_params['search'] = un_htmlspecialchars($_GET['search']); elseif (isset($_POST['search'])) $search_params['search'] = $_POST['search']; else $search_params['search'] = ''; } // Nothing?? if (!isset($search_params['search']) || $search_params['search'] == '') $context['search_errors']['invalid_search_string'] = true; // Too long? elseif ($smcFunc['strlen']($search_params['search']) > $context['search_string_limit']) { $context['search_errors']['string_too_long'] = true; $txt['error_string_too_long'] = sprintf($txt['error_string_too_long'], $context['search_string_limit']); } // Change non-word characters into spaces. $stripped_query = preg_replace('~(?:[\x0B\0' . ($context['utf8'] ? '\x{A0}' : '\xA0') . '\t\r\s\n(){}\\[\\]<>!@$%^*.,:+=`\~\?/\\\\]+|&(?:amp|lt|gt|quot);)+~' . ($context['utf8'] ? 'u' : ''), ' ', $search_params['search']); // Make the query lower case. It's gonna be case insensitive anyway. $stripped_query = un_htmlspecialchars($smcFunc['strtolower']($stripped_query)); // This (hidden) setting will do fulltext searching in the most basic way. if (!empty($modSettings['search_simple_fulltext'])) $stripped_query = strtr($stripped_query, array('"' => '')); $no_regexp = preg_match('~&#(?:\d{1,7}|x[0-9a-fA-F]{1,6});~', $stripped_query) === 1; // Extract phrase parts first (e.g. some words "this is a phrase" some more words.) preg_match_all('/(?:^|\s)([-]?)"([^"]+)"(?:$|\s)/', $stripped_query, $matches, PREG_PATTERN_ORDER); $phraseArray = $matches[2]; // Remove the phrase parts and extract the words. $wordArray = explode(' ', preg_replace('~(?:^|\s)(?:[-]?)"(?:[^"]+)"(?:$|\s)~' . ($context['utf8'] ? 'u' : ''), ' ', $search_params['search'])); // A minus sign in front of a word excludes the word.... so... $excludedWords = array(); $excludedIndexWords = array(); $excludedSubjectWords = array(); $excludedPhrases = array(); // .. first, we check for things like -"some words", but not "-some words". foreach ($matches[1] as $index => $word) if ($word === '-') { if (($word = trim($phraseArray[$index], '-_\' ')) !== '' && !in_array($word, $blacklisted_words)) $excludedWords[] = $word; unset($phraseArray[$index]); } // Now we look for -test, etc.... normaller. foreach ($wordArray as $index => $word) if (strpos(trim($word), '-') === 0) { if (($word = trim($word, '-_\' ')) !== '' && !in_array($word, $blacklisted_words)) $excludedWords[] = $word; unset($wordArray[$index]); } // The remaining words and phrases are all included. $searchArray = array_merge($phraseArray, $wordArray); // Trim everything and make sure there are no words that are the same. foreach ($searchArray as $index => $value) { // Skip anything practically empty. if (($searchArray[$index] = trim($value, '-_\' ')) === '') unset($searchArray[$index]); // Skip blacklisted words. Make sure to note we skipped them in case we end up with nothing. elseif (in_array($searchArray[$index], $blacklisted_words)) { $foundBlackListedWords = true; unset($searchArray[$index]); } // Don't allow very, very short words. elseif ($smcFunc['strlen']($value) < 2) { $context['search_errors']['search_string_small_words'] = true; unset($searchArray[$index]); } else $searchArray[$index] = $searchArray[$index]; } $searchArray = array_slice(array_unique($searchArray), 0, 10); // Create an array of replacements for highlighting. $context['mark'] = array(); foreach ($searchArray as $word) $context['mark'][$word] = '' . $word . ''; // Initialize two arrays storing the words that have to be searched for. $orParts = array(); $searchWords = array(); // Make sure at least one word is being searched for. if (empty($searchArray)) $context['search_errors']['invalid_search_string' . (!empty($foundBlackListedWords) ? '_blacklist' : '')] = true; // All words/sentences must match. elseif (empty($search_params['searchtype'])) $orParts[0] = $searchArray; // Any word/sentence must match. else foreach ($searchArray as $index => $value) $orParts[$index] = array($value); // Don't allow duplicate error messages if one string is too short. if (isset($context['search_errors']['search_string_small_words'], $context['search_errors']['invalid_search_string'])) unset($context['search_errors']['invalid_search_string']); // Make sure the excluded words are in all or-branches. foreach ($orParts as $orIndex => $andParts) foreach ($excludedWords as $word) $orParts[$orIndex][] = $word; // Determine the or-branches and the fulltext search words. foreach ($orParts as $orIndex => $andParts) { $searchWords[$orIndex] = array( 'indexed_words' => array(), 'words' => array(), 'subject_words' => array(), 'all_words' => array(), ); // Sort the indexed words (large words -> small words -> excluded words). if ($searchAPI->supportsMethod('searchSort')) usort($orParts[$orIndex], 'searchSort'); foreach ($orParts[$orIndex] as $word) { $is_excluded = in_array($word, $excludedWords); $searchWords[$orIndex]['all_words'][] = $word; $subjectWords = text2words($word); if (!$is_excluded || count($subjectWords) === 1) { $searchWords[$orIndex]['subject_words'] = array_merge($searchWords[$orIndex]['subject_words'], $subjectWords); if ($is_excluded) $excludedSubjectWords = array_merge($excludedSubjectWords, $subjectWords); } else $excludedPhrases[] = $word; // Have we got indexes to prepare? if ($searchAPI->supportsMethod('prepareIndexes')) $searchAPI->prepareIndexes($word, $searchWords[$orIndex], $excludedIndexWords, $is_excluded); } // Search_force_index requires all AND parts to have at least one fulltext word. if (!empty($modSettings['search_force_index']) && empty($searchWords[$orIndex]['indexed_words'])) { $context['search_errors']['query_not_specific_enough'] = true; break; } elseif ($search_params['subject_only'] && empty($searchWords[$orIndex]['subject_words']) && empty($excludedSubjectWords)) { $context['search_errors']['query_not_specific_enough'] = true; break; } // Make sure we aren't searching for too many indexed words. else { $searchWords[$orIndex]['indexed_words'] = array_slice($searchWords[$orIndex]['indexed_words'], 0, 7); $searchWords[$orIndex]['subject_words'] = array_slice($searchWords[$orIndex]['subject_words'], 0, 7); } } // *** Spell checking $context['show_spellchecking'] = !empty($modSettings['enableSpellChecking']) && function_exists('pspell_new'); if ($context['show_spellchecking']) { // Windows fix. ob_start(); $old = error_reporting(0); pspell_new('en'); $pspell_link = pspell_new($txt['lang_dictionary'], $txt['lang_spelling'], '', strtr($txt['lang_character_set'], array('iso-' => 'iso', 'ISO-' => 'iso')), PSPELL_FAST | PSPELL_RUN_TOGETHER); if (!$pspell_link) $pspell_link = pspell_new('en', '', '', '', PSPELL_FAST | PSPELL_RUN_TOGETHER); error_reporting($old); ob_end_clean(); $did_you_mean = array('search' => array(), 'display' => array()); $found_misspelling = false; foreach ($searchArray as $word) { if (empty($pspell_link)) continue; // Don't check phrases. if (preg_match('~^\w+$~', $word) === 0) { $did_you_mean['search'][] = '"' . $word . '"'; $did_you_mean['display'][] = '"' . $smcFunc['htmlspecialchars']($word) . '"'; continue; } // For some strange reason spell check can crash PHP on decimals. elseif (preg_match('~\d~', $word) === 1) { $did_you_mean['search'][] = $word; $did_you_mean['display'][] = $smcFunc['htmlspecialchars']($word); continue; } elseif (pspell_check($pspell_link, $word)) { $did_you_mean['search'][] = $word; $did_you_mean['display'][] = $smcFunc['htmlspecialchars']($word); continue; } $suggestions = pspell_suggest($pspell_link, $word); foreach ($suggestions as $i => $s) { // Search is case insensitive. if ($smcFunc['strtolower']($s) == $smcFunc['strtolower']($word)) unset($suggestions[$i]); // Plus, don't suggest something the user thinks is rude! elseif ($suggestions[$i] != censorText($s)) unset($suggestions[$i]); } // Anything found? If so, correct it! if (!empty($suggestions)) { $suggestions = array_values($suggestions); $did_you_mean['search'][] = $suggestions[0]; $did_you_mean['display'][] = '' . $smcFunc['htmlspecialchars']($suggestions[0]) . ''; $found_misspelling = true; } else { $did_you_mean['search'][] = $word; $did_you_mean['display'][] = $smcFunc['htmlspecialchars']($word); } } if ($found_misspelling) { // Don't spell check excluded words, but add them still... $temp_excluded = array('search' => array(), 'display' => array()); foreach ($excludedWords as $word) { if (preg_match('~^\w+$~', $word) == 0) { $temp_excluded['search'][] = '-"' . $word . '"'; $temp_excluded['display'][] = '-"' . $smcFunc['htmlspecialchars']($word) . '"'; } else { $temp_excluded['search'][] = '-' . $word; $temp_excluded['display'][] = '-' . $smcFunc['htmlspecialchars']($word); } } $did_you_mean['search'] = array_merge($did_you_mean['search'], $temp_excluded['search']); $did_you_mean['display'] = array_merge($did_you_mean['display'], $temp_excluded['display']); $temp_params = $search_params; $temp_params['search'] = implode(' ', $did_you_mean['search']); if (isset($temp_params['brd'])) $temp_params['brd'] = implode(',', $temp_params['brd']); $context['params'] = array(); foreach ($temp_params as $k => $v) $context['did_you_mean_params'][] = $k . '|\'|' . $v; $context['did_you_mean_params'] = base64_encode(implode('|"|', $context['did_you_mean_params'])); $context['did_you_mean'] = implode(' ', $did_you_mean['display']); } } // Let the user adjust the search query, should they wish? $context['search_params'] = $search_params; if (isset($context['search_params']['search'])) $context['search_params']['search'] = $smcFunc['htmlspecialchars']($context['search_params']['search']); if (isset($context['search_params']['userspec'])) $context['search_params']['userspec'] = $smcFunc['htmlspecialchars']($context['search_params']['userspec']); // Do we have captcha enabled? if ($user_info['is_guest'] && !empty($modSettings['search_enable_captcha']) && empty($_SESSION['ss_vv_passed']) && (empty($_SESSION['last_ss']) || $_SESSION['last_ss'] != $search_params['search'])) { // If we come from another search box tone down the error... if (!isset($_REQUEST['search_vv'])) $context['search_errors']['need_verification_code'] = true; else { require_once($sourcedir . '/Subs-Editor.php'); $verificationOptions = array( 'id' => 'search', ); $context['require_verification'] = create_control_verification($verificationOptions, true); if (is_array($context['require_verification'])) { foreach ($context['require_verification'] as $error) $context['search_errors'][$error] = true; } // Don't keep asking for it - they've proven themselves worthy. else $_SESSION['ss_vv_passed'] = true; } } // *** Encode all search params // All search params have been checked, let's compile them to a single string... made less simple by PHP 4.3.9 and below. $temp_params = $search_params; if (isset($temp_params['brd'])) $temp_params['brd'] = implode(',', $temp_params['brd']); $context['params'] = array(); foreach ($temp_params as $k => $v) $context['params'][] = $k . '|\'|' . $v; if (!empty($context['params'])) { // Due to old IE's 2083 character limit, we have to compress long search strings $params = @gzcompress(implode('|"|', $context['params'])); // Gzcompress failed, use try non-gz if (empty($params)) $params = implode('|"|', $context['params']); // Base64 encode, then replace +/= with uri safe ones that can be reverted $context['params'] = str_replace(array('+', '/', '='), array('-', '_', '.'), base64_encode($params)); } // ... and add the links to the link tree. $context['linktree'][] = array( 'url' => $scripturl . '?action=search;params=' . $context['params'], 'name' => $txt['search'] ); $context['linktree'][] = array( 'url' => $scripturl . '?action=search2;params=' . $context['params'], 'name' => $txt['search_results'] ); // *** A last error check // One or more search errors? Go back to the first search screen. if (!empty($context['search_errors'])) { $_REQUEST['params'] = $context['params']; return PlushSearch1(); } // Spam me not, Spam-a-lot? if (empty($_SESSION['last_ss']) || $_SESSION['last_ss'] != $search_params['search']) spamProtection('search'); // Store the last search string to allow pages of results to be browsed. $_SESSION['last_ss'] = $search_params['search']; // *** Reserve an ID for caching the search results. $query_params = array_merge($search_params, array( 'min_msg_id' => isset($minMsgID) ? (int) $minMsgID : 0, 'max_msg_id' => isset($maxMsgID) ? (int) $maxMsgID : 0, 'memberlist' => !empty($memberlist) ? $memberlist : array(), )); // Can this search rely on the API given the parameters? if ($searchAPI->supportsMethod('searchQuery', $query_params)) { $participants = array(); $searchArray = array(); $num_results = $searchAPI->searchQuery($query_params, $searchWords, $excludedIndexWords, $participants, $searchArray); } // Update the cache if the current search term is not yet cached. else { $update_cache = empty($_SESSION['search_cache']) || ($_SESSION['search_cache']['params'] != $context['params']); if ($update_cache) { // Increase the pointer... $modSettings['search_pointer'] = empty($modSettings['search_pointer']) ? 0 : (int) $modSettings['search_pointer']; // ...and store it right off. updateSettings(array('search_pointer' => $modSettings['search_pointer'] >= 255 ? 0 : $modSettings['search_pointer'] + 1)); // As long as you don't change the parameters, the cache result is yours. $_SESSION['search_cache'] = array( 'id_search' => $modSettings['search_pointer'], 'num_results' => -1, 'params' => $context['params'], ); // Clear the previous cache of the final results cache. $smcFunc['db_search_query']('delete_log_search_results', ' DELETE FROM {db_prefix}log_search_results WHERE id_search = {int:search_id}', array( 'search_id' => $_SESSION['search_cache']['id_search'], ) ); if ($search_params['subject_only']) { // We do this to try and avoid duplicate keys on databases not supporting INSERT IGNORE. $inserts = array(); foreach ($searchWords as $orIndex => $words) { $subject_query_params = array(); $subject_query = array( 'from' => '{db_prefix}topics AS t', 'inner_join' => array(), 'left_join' => array(), 'where' => array(), ); if ($modSettings['postmod_active']) $subject_query['where'][] = 't.approved = {int:is_approved}'; $numTables = 0; $prev_join = 0; $numSubjectResults = 0; foreach ($words['subject_words'] as $subjectWord) { $numTables++; if (in_array($subjectWord, $excludedSubjectWords)) { $subject_query['left_join'][] = '{db_prefix}log_search_subjects AS subj' . $numTables . ' ON (subj' . $numTables . '.word ' . (empty($modSettings['search_match_words']) ? 'LIKE {string:subject_words_' . $numTables . '_wild}' : '= {string:subject_words_' . $numTables . '}') . ' AND subj' . $numTables . '.id_topic = t.id_topic)'; $subject_query['where'][] = '(subj' . $numTables . '.word IS NULL)'; } else { $subject_query['inner_join'][] = '{db_prefix}log_search_subjects AS subj' . $numTables . ' ON (subj' . $numTables . '.id_topic = ' . ($prev_join === 0 ? 't' : 'subj' . $prev_join) . '.id_topic)'; $subject_query['where'][] = 'subj' . $numTables . '.word ' . (empty($modSettings['search_match_words']) ? 'LIKE {string:subject_words_' . $numTables . '_wild}' : '= {string:subject_words_' . $numTables . '}'); $prev_join = $numTables; } $subject_query_params['subject_words_' . $numTables] = $subjectWord; $subject_query_params['subject_words_' . $numTables . '_wild'] = '%' . $subjectWord . '%'; } if (!empty($userQuery)) { if ($subject_query['from'] != '{db_prefix}messages AS m') { $subject_query['inner_join'][] = '{db_prefix}messages AS m ON (m.id_topic = t.id_topic)'; } $subject_query['where'][] = $userQuery; } if (!empty($search_params['topic'])) $subject_query['where'][] = 't.id_topic = ' . $search_params['topic']; if (!empty($minMsgID)) $subject_query['where'][] = 't.id_first_msg >= ' . $minMsgID; if (!empty($maxMsgID)) $subject_query['where'][] = 't.id_last_msg <= ' . $maxMsgID; if (!empty($boardQuery)) $subject_query['where'][] = 't.id_board ' . $boardQuery; if (!empty($excludedPhrases)) { if ($subject_query['from'] != '{db_prefix}messages AS m') { $subject_query['inner_join'][] = '{db_prefix}messages AS m ON (m.id_msg = t.id_first_msg)'; } $count = 0; foreach ($excludedPhrases as $phrase) { $subject_query['where'][] = 'm.subject NOT ' . (empty($modSettings['search_match_words']) || $no_regexp ? ' LIKE ' : ' RLIKE ') . '{string:excluded_phrases_' . $count . '}'; $subject_query_params['excluded_phrases_' . $count++] = empty($modSettings['search_match_words']) || $no_regexp ? '%' . strtr($phrase, array('_' => '\\_', '%' => '\\%')) . '%' : '[[:<:]]' . addcslashes(preg_replace(array('/([\[\]$.+*?|{}()])/'), array('[$1]'), $phrase), '\\\'') . '[[:>:]]'; } } $ignoreRequest = $smcFunc['db_search_query']('insert_log_search_results_subject', ($smcFunc['db_support_ignore'] ? ' INSERT IGNORE INTO {db_prefix}log_search_results (id_search, id_topic, relevance, id_msg, num_matches)' : '') . ' SELECT {int:id_search}, t.id_topic, 1000 * ( {int:weight_frequency} / (t.num_replies + 1) + {int:weight_age} * CASE WHEN t.id_first_msg < {int:min_msg} THEN 0 ELSE (t.id_first_msg - {int:min_msg}) / {int:recent_message} END + {int:weight_length} * CASE WHEN t.num_replies < {int:huge_topic_posts} THEN t.num_replies / {int:huge_topic_posts} ELSE 1 END + {int:weight_subject} + {int:weight_sticky} * t.is_sticky ) / {int:weight_total} AS relevance, ' . (empty($userQuery) ? 't.id_first_msg' : 'm.id_msg') . ', 1 FROM ' . $subject_query['from'] . (empty($subject_query['inner_join']) ? '' : ' INNER JOIN ' . implode(' INNER JOIN ', $subject_query['inner_join'])) . (empty($subject_query['left_join']) ? '' : ' LEFT JOIN ' . implode(' LEFT JOIN ', $subject_query['left_join'])) . ' WHERE ' . implode(' AND ', $subject_query['where']) . (empty($modSettings['search_max_results']) ? '' : ' LIMIT ' . ($modSettings['search_max_results'] - $numSubjectResults)), array_merge($subject_query_params, array( 'id_search' => $_SESSION['search_cache']['id_search'], 'weight_age' => $weight['age'], 'weight_frequency' => $weight['frequency'], 'weight_length' => $weight['length'], 'weight_sticky' => $weight['sticky'], 'weight_subject' => $weight['subject'], 'weight_total' => $weight_total, 'min_msg' => $minMsg, 'recent_message' => $recentMsg, 'huge_topic_posts' => $humungousTopicPosts, 'is_approved' => 1, )) ); // If the database doesn't support IGNORE to make this fast we need to do some tracking. if (!$smcFunc['db_support_ignore']) { while ($row = $smcFunc['db_fetch_row']($ignoreRequest)) { // No duplicates! if (isset($inserts[$row[1]])) continue; foreach ($row as $key => $value) $inserts[$row[1]][] = (int) $row[$key]; } $smcFunc['db_free_result']($ignoreRequest); $numSubjectResults = count($inserts); } else $numSubjectResults += $smcFunc['db_affected_rows'](); if (!empty($modSettings['search_max_results']) && $numSubjectResults >= $modSettings['search_max_results']) break; } // If there's data to be inserted for non-IGNORE databases do it here! if (!empty($inserts)) { $smcFunc['db_insert']('', '{db_prefix}log_search_results', array('id_search' => 'int', 'id_topic' => 'int', 'relevance' => 'int', 'id_msg' => 'int', 'num_matches' => 'int'), $inserts, array('id_search', 'id_topic') ); } $_SESSION['search_cache']['num_results'] = $numSubjectResults; } else { $main_query = array( 'select' => array( 'id_search' => $_SESSION['search_cache']['id_search'], 'relevance' => '0', ), 'weights' => array(), 'from' => '{db_prefix}topics AS t', 'inner_join' => array( '{db_prefix}messages AS m ON (m.id_topic = t.id_topic)' ), 'left_join' => array(), 'where' => array(), 'group_by' => array(), 'parameters' => array( 'min_msg' => $minMsg, 'recent_message' => $recentMsg, 'huge_topic_posts' => $humungousTopicPosts, 'is_approved' => 1, ), ); if (empty($search_params['topic']) && empty($search_params['show_complete'])) { $main_query['select']['id_topic'] = 't.id_topic'; $main_query['select']['id_msg'] = 'MAX(m.id_msg) AS id_msg'; $main_query['select']['num_matches'] = 'COUNT(*) AS num_matches'; $main_query['weights'] = array( 'frequency' => 'COUNT(*) / (MAX(t.num_replies) + 1)', 'age' => 'CASE WHEN MAX(m.id_msg) < {int:min_msg} THEN 0 ELSE (MAX(m.id_msg) - {int:min_msg}) / {int:recent_message} END', 'length' => 'CASE WHEN MAX(t.num_replies) < {int:huge_topic_posts} THEN MAX(t.num_replies) / {int:huge_topic_posts} ELSE 1 END', 'subject' => '0', 'first_message' => 'CASE WHEN MIN(m.id_msg) = MAX(t.id_first_msg) THEN 1 ELSE 0 END', 'sticky' => 'MAX(t.is_sticky)', ); $main_query['group_by'][] = 't.id_topic'; } else { // This is outrageous! $main_query['select']['id_topic'] = 'm.id_msg AS id_topic'; $main_query['select']['id_msg'] = 'm.id_msg'; $main_query['select']['num_matches'] = '1 AS num_matches'; $main_query['weights'] = array( 'age' => '((m.id_msg - t.id_first_msg) / CASE WHEN t.id_last_msg = t.id_first_msg THEN 1 ELSE t.id_last_msg - t.id_first_msg END)', 'first_message' => 'CASE WHEN m.id_msg = t.id_first_msg THEN 1 ELSE 0 END', ); if (!empty($search_params['topic'])) { $main_query['where'][] = 't.id_topic = {int:topic}'; $main_query['parameters']['topic'] = $search_params['topic']; } if (!empty($search_params['show_complete'])) $main_query['group_by'][] = 'm.id_msg, t.id_first_msg, t.id_last_msg'; } // *** Get the subject results. $numSubjectResults = 0; if (empty($search_params['topic'])) { $inserts = array(); // Create a temporary table to store some preliminary results in. $smcFunc['db_search_query']('drop_tmp_log_search_topics', ' DROP TABLE IF EXISTS {db_prefix}tmp_log_search_topics', array( 'db_error_skip' => true, ) ); $createTemporary = $smcFunc['db_search_query']('create_tmp_log_search_topics', ' CREATE TEMPORARY TABLE {db_prefix}tmp_log_search_topics ( id_topic mediumint(8) unsigned NOT NULL default {string:string_zero}, PRIMARY KEY (id_topic) ) TYPE=HEAP', array( 'string_zero' => '0', 'db_error_skip' => true, ) ) !== false; // Clean up some previous cache. if (!$createTemporary) $smcFunc['db_search_query']('delete_log_search_topics', ' DELETE FROM {db_prefix}log_search_topics WHERE id_search = {int:search_id}', array( 'search_id' => $_SESSION['search_cache']['id_search'], ) ); foreach ($searchWords as $orIndex => $words) { $subject_query = array( 'from' => '{db_prefix}topics AS t', 'inner_join' => array(), 'left_join' => array(), 'where' => array(), 'params' => array(), ); $numTables = 0; $prev_join = 0; $count = 0; foreach ($words['subject_words'] as $subjectWord) { $numTables++; if (in_array($subjectWord, $excludedSubjectWords)) { if ($subject_query['from'] != '{db_prefix}messages AS m') { $subject_query['inner_join'][] = '{db_prefix}messages AS m ON (m.id_msg = t.id_first_msg)'; } $subject_query['left_join'][] = '{db_prefix}log_search_subjects AS subj' . $numTables . ' ON (subj' . $numTables . '.word ' . (empty($modSettings['search_match_words']) ? 'LIKE {string:subject_not_' . $count . '}' : '= {string:subject_not_' . $count . '}') . ' AND subj' . $numTables . '.id_topic = t.id_topic)'; $subject_query['params']['subject_not_' . $count] = empty($modSettings['search_match_words']) ? '%' . $subjectWord . '%' : $subjectWord; $subject_query['where'][] = '(subj' . $numTables . '.word IS NULL)'; $subject_query['where'][] = 'm.body NOT ' . (empty($modSettings['search_match_words']) || $no_regexp ? ' LIKE ' : ' RLIKE ') . '{string:body_not_' . $count . '}'; $subject_query['params']['body_not_' . $count++] = empty($modSettings['search_match_words']) || $no_regexp ? '%' . strtr($subjectWord, array('_' => '\\_', '%' => '\\%')) . '%' : '[[:<:]]' . addcslashes(preg_replace(array('/([\[\]$.+*?|{}()])/'), array('[$1]'), $subjectWord), '\\\'') . '[[:>:]]'; } else { $subject_query['inner_join'][] = '{db_prefix}log_search_subjects AS subj' . $numTables . ' ON (subj' . $numTables . '.id_topic = ' . ($prev_join === 0 ? 't' : 'subj' . $prev_join) . '.id_topic)'; $subject_query['where'][] = 'subj' . $numTables . '.word LIKE {string:subject_like_' . $count . '}'; $subject_query['params']['subject_like_' . $count++] = empty($modSettings['search_match_words']) ? '%' . $subjectWord . '%' : $subjectWord; $prev_join = $numTables; } } if (!empty($userQuery)) { if ($subject_query['from'] != '{db_prefix}messages AS m') { $subject_query['inner_join'][] = '{db_prefix}messages AS m ON (m.id_msg = t.id_first_msg)'; } $subject_query['where'][] = '{raw:user_query}'; $subject_query['params']['user_query'] = $userQuery; } if (!empty($search_params['topic'])) { $subject_query['where'][] = 't.id_topic = {int:topic}'; $subject_query['params']['topic'] = $search_params['topic']; } if (!empty($minMsgID)) { $subject_query['where'][] = 't.id_first_msg >= {int:min_msg_id}'; $subject_query['params']['min_msg_id'] = $minMsgID; } if (!empty($maxMsgID)) { $subject_query['where'][] = 't.id_last_msg <= {int:max_msg_id}'; $subject_query['params']['max_msg_id'] = $maxMsgID; } if (!empty($boardQuery)) { $subject_query['where'][] = 't.id_board {raw:board_query}'; $subject_query['params']['board_query'] = $boardQuery; } if (!empty($excludedPhrases)) { if ($subject_query['from'] != '{db_prefix}messages AS m') { $subject_query['inner_join'][] = '{db_prefix}messages AS m ON (m.id_msg = t.id_first_msg)'; } $count = 0; foreach ($excludedPhrases as $phrase) { $subject_query['where'][] = 'm.subject NOT ' . (empty($modSettings['search_match_words']) || $no_regexp ? ' LIKE ' : ' RLIKE ') . '{string:exclude_phrase_' . $count . '}'; $subject_query['where'][] = 'm.body NOT ' . (empty($modSettings['search_match_words']) || $no_regexp ? ' LIKE ' : ' RLIKE ') . '{string:exclude_phrase_' . $count . '}'; $subject_query['params']['exclude_phrase_' . $count++] = empty($modSettings['search_match_words']) || $no_regexp ? '%' . strtr($phrase, array('_' => '\\_', '%' => '\\%')) . '%' : '[[:<:]]' . addcslashes(preg_replace(array('/([\[\]$.+*?|{}()])/'), array('[$1]'), $phrase), '\\\'') . '[[:>:]]'; } } // Nothing to search for? if (empty($subject_query['where'])) continue; $ignoreRequest = $smcFunc['db_search_query']('insert_log_search_topics', ($smcFunc['db_support_ignore'] ? ( ' INSERT IGNORE INTO {db_prefix}' . ($createTemporary ? 'tmp_' : '') . 'log_search_topics (' . ($createTemporary ? '' : 'id_search, ') . 'id_topic)') : '') . ' SELECT ' . ($createTemporary ? '' : $_SESSION['search_cache']['id_search'] . ', ') . 't.id_topic FROM ' . $subject_query['from'] . (empty($subject_query['inner_join']) ? '' : ' INNER JOIN ' . implode(' INNER JOIN ', $subject_query['inner_join'])) . (empty($subject_query['left_join']) ? '' : ' LEFT JOIN ' . implode(' LEFT JOIN ', $subject_query['left_join'])) . ' WHERE ' . implode(' AND ', $subject_query['where']) . (empty($modSettings['search_max_results']) ? '' : ' LIMIT ' . ($modSettings['search_max_results'] - $numSubjectResults)), $subject_query['params'] ); // Don't do INSERT IGNORE? Manually fix this up! if (!$smcFunc['db_support_ignore']) { while ($row = $smcFunc['db_fetch_row']($ignoreRequest)) { $ind = $createTemporary ? 0 : 1; // No duplicates! if (isset($inserts[$row[$ind]])) continue; $inserts[$row[$ind]] = $row; } $smcFunc['db_free_result']($ignoreRequest); $numSubjectResults = count($inserts); } else $numSubjectResults += $smcFunc['db_affected_rows'](); if (!empty($modSettings['search_max_results']) && $numSubjectResults >= $modSettings['search_max_results']) break; } // Got some non-MySQL data to plonk in? if (!empty($inserts)) { $smcFunc['db_insert']('', ('{db_prefix}' . ($createTemporary ? 'tmp_' : '') . 'log_search_topics'), $createTemporary ? array('id_topic' => 'int') : array('id_search' => 'int', 'id_topic' => 'int'), $inserts, $createTemporary ? array('id_topic') : array('id_search', 'id_topic') ); } if ($numSubjectResults !== 0) { $main_query['weights']['subject'] = 'CASE WHEN MAX(lst.id_topic) IS NULL THEN 0 ELSE 1 END'; $main_query['left_join'][] = '{db_prefix}' . ($createTemporary ? 'tmp_' : '') . 'log_search_topics AS lst ON (' . ($createTemporary ? '' : 'lst.id_search = {int:id_search} AND ') . 'lst.id_topic = t.id_topic)'; if (!$createTemporary) $main_query['parameters']['id_search'] = $_SESSION['search_cache']['id_search']; } } $indexedResults = 0; // We building an index? if ($searchAPI->supportsMethod('indexedWordQuery', $query_params)) { $inserts = array(); $smcFunc['db_search_query']('drop_tmp_log_search_messages', ' DROP TABLE IF EXISTS {db_prefix}tmp_log_search_messages', array( 'db_error_skip' => true, ) ); $createTemporary = $smcFunc['db_search_query']('create_tmp_log_search_messages', ' CREATE TEMPORARY TABLE {db_prefix}tmp_log_search_messages ( id_msg int(10) unsigned NOT NULL default {string:string_zero}, PRIMARY KEY (id_msg) ) TYPE=HEAP', array( 'string_zero' => '0', 'db_error_skip' => true, ) ) !== false; // Clear, all clear! if (!$createTemporary) $smcFunc['db_search_query']('delete_log_search_messages', ' DELETE FROM {db_prefix}log_search_messages WHERE id_search = {int:id_search}', array( 'id_search' => $_SESSION['search_cache']['id_search'], ) ); foreach ($searchWords as $orIndex => $words) { // Search for this word, assuming we have some words! if (!empty($words['indexed_words'])) { // Variables required for the search. $search_data = array( 'insert_into' => ($createTemporary ? 'tmp_' : '') . 'log_search_messages', 'no_regexp' => $no_regexp, 'max_results' => $maxMessageResults, 'indexed_results' => $indexedResults, 'params' => array( 'id_search' => !$createTemporary ? $_SESSION['search_cache']['id_search'] : 0, 'excluded_words' => $excludedWords, 'user_query' => !empty($userQuery) ? $userQuery : '', 'board_query' => !empty($boardQuery) ? $boardQuery : '', 'topic' => !empty($search_params['topic']) ? $search_params['topic'] : 0, 'min_msg_id' => !empty($minMsgID) ? $minMsgID : 0, 'max_msg_id' => !empty($maxMsgID) ? $maxMsgID : 0, 'excluded_phrases' => !empty($excludedPhrases) ? $excludedPhrases : array(), 'excluded_index_words' => !empty($excludedIndexWords) ? $excludedIndexWords : array(), 'excluded_subject_words' => !empty($excludedSubjectWords) ? $excludedSubjectWords : array(), ), ); $ignoreRequest = $searchAPI->indexedWordQuery($words, $search_data); if (!$smcFunc['db_support_ignore']) { while ($row = $smcFunc['db_fetch_row']($ignoreRequest)) { // No duplicates! if (isset($inserts[$row[0]])) continue; $inserts[$row[0]] = $row; } $smcFunc['db_free_result']($ignoreRequest); $indexedResults = count($inserts); } else $indexedResults += $smcFunc['db_affected_rows'](); if (!empty($maxMessageResults) && $indexedResults >= $maxMessageResults) break; } } // More non-MySQL stuff needed? if (!empty($inserts)) { $smcFunc['db_insert']('', '{db_prefix}' . ($createTemporary ? 'tmp_' : '') . 'log_search_messages', $createTemporary ? array('id_msg' => 'int') : array('id_msg' => 'int', 'id_search' => 'int'), $inserts, $createTemporary ? array('id_msg') : array('id_msg', 'id_search') ); } if (empty($indexedResults) && empty($numSubjectResults) && !empty($modSettings['search_force_index'])) { $context['search_errors']['query_not_specific_enough'] = true; $_REQUEST['params'] = $context['params']; return PlushSearch1(); } elseif (!empty($indexedResults)) { $main_query['inner_join'][] = '{db_prefix}' . ($createTemporary ? 'tmp_' : '') . 'log_search_messages AS lsm ON (lsm.id_msg = m.id_msg)'; if (!$createTemporary) { $main_query['where'][] = 'lsm.id_search = {int:id_search}'; $main_query['parameters']['id_search'] = $_SESSION['search_cache']['id_search']; } } } // Not using an index? All conditions have to be carried over. else { $orWhere = array(); $count = 0; foreach ($searchWords as $orIndex => $words) { $where = array(); foreach ($words['all_words'] as $regularWord) { $where[] = 'm.body' . (in_array($regularWord, $excludedWords) ? ' NOT' : '') . (empty($modSettings['search_match_words']) || $no_regexp ? ' LIKE ' : ' RLIKE ') . '{string:all_word_body_' . $count . '}'; if (in_array($regularWord, $excludedWords)) $where[] = 'm.subject NOT' . (empty($modSettings['search_match_words']) || $no_regexp ? ' LIKE ' : ' RLIKE ') . '{string:all_word_body_' . $count . '}'; $main_query['parameters']['all_word_body_' . $count++] = empty($modSettings['search_match_words']) || $no_regexp ? '%' . strtr($regularWord, array('_' => '\\_', '%' => '\\%')) . '%' : '[[:<:]]' . addcslashes(preg_replace(array('/([\[\]$.+*?|{}()])/'), array('[$1]'), $regularWord), '\\\'') . '[[:>:]]'; } if (!empty($where)) $orWhere[] = count($where) > 1 ? '(' . implode(' AND ', $where) . ')' : $where[0]; } if (!empty($orWhere)) $main_query['where'][] = count($orWhere) > 1 ? '(' . implode(' OR ', $orWhere) . ')' : $orWhere[0]; if (!empty($userQuery)) { $main_query['where'][] = '{raw:user_query}'; $main_query['parameters']['user_query'] = $userQuery; } if (!empty($search_params['topic'])) { $main_query['where'][] = 'm.id_topic = {int:topic}'; $main_query['parameters']['topic'] = $search_params['topic']; } if (!empty($minMsgID)) { $main_query['where'][] = 'm.id_msg >= {int:min_msg_id}'; $main_query['parameters']['min_msg_id'] = $minMsgID; } if (!empty($maxMsgID)) { $main_query['where'][] = 'm.id_msg <= {int:max_msg_id}'; $main_query['parameters']['max_msg_id'] = $maxMsgID; } if (!empty($boardQuery)) { $main_query['where'][] = 'm.id_board {raw:board_query}'; $main_query['parameters']['board_query'] = $boardQuery; } } // Did we either get some indexed results, or otherwise did not do an indexed query? if (!empty($indexedResults) || !$searchAPI->supportsMethod('indexedWordQuery', $query_params)) { $relevance = '1000 * ('; $new_weight_total = 0; foreach ($main_query['weights'] as $type => $value) { $relevance .= $weight[$type] . ' * ' . $value . ' + '; $new_weight_total += $weight[$type]; } $main_query['select']['relevance'] = substr($relevance, 0, -3) . ') / ' . $new_weight_total . ' AS relevance'; $ignoreRequest = $smcFunc['db_search_query']('insert_log_search_results_no_index', ($smcFunc['db_support_ignore'] ? ( ' INSERT IGNORE INTO ' . '{db_prefix}log_search_results (' . implode(', ', array_keys($main_query['select'])) . ')') : '') . ' SELECT ' . implode(', ', $main_query['select']) . ' FROM ' . $main_query['from'] . (empty($main_query['inner_join']) ? '' : ' INNER JOIN ' . implode(' INNER JOIN ', $main_query['inner_join'])) . (empty($main_query['left_join']) ? '' : ' LEFT JOIN ' . implode(' LEFT JOIN ', $main_query['left_join'])) . (!empty($main_query['where']) ? ' WHERE ' : '') . implode(' AND ', $main_query['where']) . (empty($main_query['group_by']) ? '' : ' GROUP BY ' . implode(', ', $main_query['group_by'])) . (empty($modSettings['search_max_results']) ? '' : ' LIMIT ' . $modSettings['search_max_results']), $main_query['parameters'] ); // We love to handle non-good databases that don't support our ignore! if (!$smcFunc['db_support_ignore']) { $inserts = array(); while ($row = $smcFunc['db_fetch_row']($ignoreRequest)) { // No duplicates! if (isset($inserts[$row[2]])) continue; foreach ($row as $key => $value) $inserts[$row[2]][] = (int) $row[$key]; } $smcFunc['db_free_result']($ignoreRequest); // Now put them in! if (!empty($inserts)) { $query_columns = array(); foreach ($main_query['select'] as $k => $v) $query_columns[$k] = 'int'; $smcFunc['db_insert']('', '{db_prefix}log_search_results', $query_columns, $inserts, array('id_search', 'id_topic') ); } $_SESSION['search_cache']['num_results'] += count($inserts); } else $_SESSION['search_cache']['num_results'] = $smcFunc['db_affected_rows'](); } // Insert subject-only matches. if ($_SESSION['search_cache']['num_results'] < $modSettings['search_max_results'] && $numSubjectResults !== 0) { $usedIDs = array_flip(empty($inserts) ? array() : array_keys($inserts)); $ignoreRequest = $smcFunc['db_search_query']('insert_log_search_results_sub_only', ($smcFunc['db_support_ignore'] ? ( ' INSERT IGNORE INTO {db_prefix}log_search_results (id_search, id_topic, relevance, id_msg, num_matches)') : '') . ' SELECT {int:id_search}, t.id_topic, 1000 * ( {int:weight_frequency} / (t.num_replies + 1) + {int:weight_age} * CASE WHEN t.id_first_msg < {int:min_msg} THEN 0 ELSE (t.id_first_msg - {int:min_msg}) / {int:recent_message} END + {int:weight_length} * CASE WHEN t.num_replies < {int:huge_topic_posts} THEN t.num_replies / {int:huge_topic_posts} ELSE 1 END + {int:weight_subject} + {int:weight_sticky} * t.is_sticky ) / {int:weight_total} AS relevance, t.id_first_msg, 1 FROM {db_prefix}topics AS t INNER JOIN {db_prefix}' . ($createTemporary ? 'tmp_' : '') . 'log_search_topics AS lst ON (lst.id_topic = t.id_topic)' . ($createTemporary ? '' : 'WHERE lst.id_search = {int:id_search}') . (empty($modSettings['search_max_results']) ? '' : ' LIMIT ' . ($modSettings['search_max_results'] - $_SESSION['search_cache']['num_results'])), array( 'id_search' => $_SESSION['search_cache']['id_search'], 'weight_age' => $weight['age'], 'weight_frequency' => $weight['frequency'], 'weight_length' => $weight['frequency'], 'weight_sticky' => $weight['frequency'], 'weight_subject' => $weight['frequency'], 'weight_total' => $weight_total, 'min_msg' => $minMsg, 'recent_message' => $recentMsg, 'huge_topic_posts' => $humungousTopicPosts, ) ); // Once again need to do the inserts if the database don't support ignore! if (!$smcFunc['db_support_ignore']) { $inserts = array(); while ($row = $smcFunc['db_fetch_row']($ignoreRequest)) { // No duplicates! if (isset($usedIDs[$row[1]])) continue; $usedIDs[$row[1]] = true; $inserts[] = $row; } $smcFunc['db_free_result']($ignoreRequest); // Now put them in! if (!empty($inserts)) { $smcFunc['db_insert']('', '{db_prefix}log_search_results', array('id_search' => 'int', 'id_topic' => 'int', 'relevance' => 'float', 'id_msg' => 'int', 'num_matches' => 'int'), $inserts, array('id_search', 'id_topic') ); } $_SESSION['search_cache']['num_results'] += count($inserts); } else $_SESSION['search_cache']['num_results'] += $smcFunc['db_affected_rows'](); } else $_SESSION['search_cache']['num_results'] = 0; } } // *** Retrieve the results to be shown on the page $participants = array(); $request = $smcFunc['db_search_query']('', ' SELECT ' . (empty($search_params['topic']) ? 'lsr.id_topic' : $search_params['topic'] . ' AS id_topic') . ', lsr.id_msg, lsr.relevance, lsr.num_matches FROM {db_prefix}log_search_results AS lsr' . ($search_params['sort'] == 'num_replies' ? ' INNER JOIN {db_prefix}topics AS t ON (t.id_topic = lsr.id_topic)' : '') . ' WHERE lsr.id_search = {int:id_search} ORDER BY ' . $search_params['sort'] . ' ' . $search_params['sort_dir'] . ' LIMIT ' . (int) $_REQUEST['start'] . ', ' . $modSettings['search_results_per_page'], array( 'id_search' => $_SESSION['search_cache']['id_search'], ) ); while ($row = $smcFunc['db_fetch_assoc']($request)) { $context['topics'][$row['id_msg']] = array( 'relevance' => round($row['relevance'] / 10, 1) . '%', 'num_matches' => $row['num_matches'], 'matches' => array(), ); // By default they didn't participate in the topic! $participants[$row['id_topic']] = false; } $smcFunc['db_free_result']($request); $num_results = $_SESSION['search_cache']['num_results']; } if (!empty($context['topics'])) { // Create an array for the permissions. $boards_can = array( 'post_reply_own' => boardsAllowedTo('post_reply_own'), 'post_reply_any' => boardsAllowedTo('post_reply_any'), 'mark_any_notify' => boardsAllowedTo('mark_any_notify') ); // How's about some quick moderation? if (!empty($options['display_quick_mod'])) { $boards_can['lock_any'] = boardsAllowedTo('lock_any'); $boards_can['lock_own'] = boardsAllowedTo('lock_own'); $boards_can['make_sticky'] = boardsAllowedTo('make_sticky'); $boards_can['move_any'] = boardsAllowedTo('move_any'); $boards_can['move_own'] = boardsAllowedTo('move_own'); $boards_can['remove_any'] = boardsAllowedTo('remove_any'); $boards_can['remove_own'] = boardsAllowedTo('remove_own'); $boards_can['merge_any'] = boardsAllowedTo('merge_any'); $context['can_lock'] = in_array(0, $boards_can['lock_any']); $context['can_sticky'] = in_array(0, $boards_can['make_sticky']) && !empty($modSettings['enableStickyTopics']); $context['can_move'] = in_array(0, $boards_can['move_any']); $context['can_remove'] = in_array(0, $boards_can['remove_any']); $context['can_merge'] = in_array(0, $boards_can['merge_any']); } // What messages are we using? $msg_list = array_keys($context['topics']); // Load the posters... $request = $smcFunc['db_query']('', ' SELECT id_member FROM {db_prefix}messages WHERE id_member != {int:no_member} AND id_msg IN ({array_int:message_list}) LIMIT ' . count($context['topics']), array( 'message_list' => $msg_list, 'no_member' => 0, ) ); $posters = array(); while ($row = $smcFunc['db_fetch_assoc']($request)) $posters[] = $row['id_member']; $smcFunc['db_free_result']($request); if (!empty($posters)) loadMemberData(array_unique($posters)); // Get the messages out for the callback - select enough that it can be made to look just like Display. $messages_request = $smcFunc['db_query']('', ' SELECT m.id_msg, m.subject, m.poster_name, m.poster_email, m.poster_time, m.id_member, m.icon, m.poster_ip, m.body, m.smileys_enabled, m.modified_time, m.modified_name, first_m.id_msg AS first_msg, first_m.subject AS first_subject, first_m.icon AS first_icon, first_m.poster_time AS first_poster_time, first_mem.id_member AS first_member_id, IFNULL(first_mem.real_name, first_m.poster_name) AS first_member_name, last_m.id_msg AS last_msg, last_m.poster_time AS last_poster_time, last_mem.id_member AS last_member_id, IFNULL(last_mem.real_name, last_m.poster_name) AS last_member_name, last_m.icon AS last_icon, last_m.subject AS last_subject, t.id_topic, t.is_sticky, t.locked, t.id_poll, t.num_replies, t.num_views, b.id_board, b.name AS board_name, c.id_cat, c.name AS cat_name FROM {db_prefix}messages AS m INNER JOIN {db_prefix}topics AS t ON (t.id_topic = m.id_topic) INNER JOIN {db_prefix}boards AS b ON (b.id_board = t.id_board) INNER JOIN {db_prefix}categories AS c ON (c.id_cat = b.id_cat) INNER JOIN {db_prefix}messages AS first_m ON (first_m.id_msg = t.id_first_msg) INNER JOIN {db_prefix}messages AS last_m ON (last_m.id_msg = t.id_last_msg) LEFT JOIN {db_prefix}members AS first_mem ON (first_mem.id_member = first_m.id_member) LEFT JOIN {db_prefix}members AS last_mem ON (last_mem.id_member = first_m.id_member) WHERE m.id_msg IN ({array_int:message_list})' . ($modSettings['postmod_active'] ? ' AND m.approved = {int:is_approved}' : '') . ' ORDER BY FIND_IN_SET(m.id_msg, {string:message_list_in_set}) LIMIT {int:limit}', array( 'message_list' => $msg_list, 'is_approved' => 1, 'message_list_in_set' => implode(',', $msg_list), 'limit' => count($context['topics']), ) ); // If there are no results that means the things in the cache got deleted, so pretend we have no topics anymore. if ($smcFunc['db_num_rows']($messages_request) == 0) $context['topics'] = array(); // If we want to know who participated in what then load this now. if (!empty($modSettings['enableParticipation']) && !$user_info['is_guest']) { $result = $smcFunc['db_query']('', ' SELECT id_topic FROM {db_prefix}messages WHERE id_topic IN ({array_int:topic_list}) AND id_member = {int:current_member} GROUP BY id_topic LIMIT ' . count($participants), array( 'current_member' => $user_info['id'], 'topic_list' => array_keys($participants), ) ); while ($row = $smcFunc['db_fetch_assoc']($result)) $participants[$row['id_topic']] = true; $smcFunc['db_free_result']($result); } } // Now that we know how many results to expect we can start calculating the page numbers. $context['page_index'] = constructPageIndex($scripturl . '?action=search2;params=' . $context['params'], $_REQUEST['start'], $num_results, $modSettings['search_results_per_page'], false); // Consider the search complete! if (!empty($modSettings['cache_enable']) && $modSettings['cache_enable'] >= 2) cache_put_data('search_start:' . ($user_info['is_guest'] ? $user_info['ip'] : $user_info['id']), null, 90); $context['key_words'] = &$searchArray; // Setup the default topic icons... for checking they exist and the like! $stable_icons = array('xx', 'thumbup', 'thumbdown', 'exclamation', 'question', 'lamp', 'smiley', 'angry', 'cheesy', 'grin', 'sad', 'wink', 'moved', 'recycled', 'wireless', 'clip'); $context['icon_sources'] = array(); foreach ($stable_icons as $icon) $context['icon_sources'][$icon] = 'images_url'; $context['sub_template'] = 'results'; $context['page_title'] = $txt['search_results']; $context['get_topics'] = 'prepareSearchContext'; $context['can_send_pm'] = allowedTo('pm_send'); $context['jump_to'] = array( 'label' => addslashes(un_htmlspecialchars($txt['jump_to'])), 'board_name' => addslashes(un_htmlspecialchars($txt['select_destination'])), ); } /** * Callback to return messages - saves memory. * @todo Fix this, update it, whatever... from Display.php mainly. * Note that the call to loadAttachmentContext() doesn't work: * this function doesn't fulfill the pre-condition to fill $attachments global... * So all it does is to fallback and return. * * What it does: * - callback function for the results sub template. - loads the necessary contextual data to show a search result. * * @param $reset = false * @return array */ function prepareSearchContext($reset = false) { global $txt, $modSettings, $scripturl, $user_info, $sourcedir; global $memberContext, $context, $settings, $options, $messages_request; global $boards_can, $participants, $smcFunc; // Remember which message this is. (ie. reply #83) static $counter = null; if ($counter === null || $reset) $counter = $_REQUEST['start'] + 1; // If the query returned false, bail. if ($messages_request == false) return false; // Start from the beginning... if ($reset) return @$smcFunc['db_data_seek']($messages_request, 0); // Attempt to get the next message. $message = $smcFunc['db_fetch_assoc']($messages_request); if (!$message) return false; // Can't have an empty subject can we? $message['subject'] = $message['subject'] != '' ? $message['subject'] : $txt['no_subject']; $message['first_subject'] = $message['first_subject'] != '' ? $message['first_subject'] : $txt['no_subject']; $message['last_subject'] = $message['last_subject'] != '' ? $message['last_subject'] : $txt['no_subject']; // If it couldn't load, or the user was a guest.... someday may be done with a guest table. if (!loadMemberContext($message['id_member'])) { // Notice this information isn't used anywhere else.... *cough guest table cough*. $memberContext[$message['id_member']]['name'] = $message['poster_name']; $memberContext[$message['id_member']]['id'] = 0; $memberContext[$message['id_member']]['group'] = $txt['guest_title']; $memberContext[$message['id_member']]['link'] = $message['poster_name']; $memberContext[$message['id_member']]['email'] = $message['poster_email']; } $memberContext[$message['id_member']]['ip'] = $message['poster_ip']; // Do the censor thang... censorText($message['body']); censorText($message['subject']); censorText($message['first_subject']); censorText($message['last_subject']); // Shorten this message if necessary. if ($context['compact']) { // Set the number of characters before and after the searched keyword. $charLimit = 50; $message['body'] = strtr($message['body'], array("\n" => ' ', '
' => "\n")); $message['body'] = parse_bbc($message['body'], $message['smileys_enabled'], $message['id_msg']); $message['body'] = strip_tags(strtr($message['body'], array('' => '
', '' => '
')), '
'); if ($smcFunc['strlen']($message['body']) > $charLimit) { if (empty($context['key_words'])) $message['body'] = $smcFunc['substr']($message['body'], 0, $charLimit) . '...'; else { $matchString = ''; $force_partial_word = false; foreach ($context['key_words'] as $keyword) { $keyword = preg_replace('~&#(\d{1,7}|x[0-9a-fA-F]{1,6});~e', '$GLOBALS[\'smcFunc\'][\'entity_fix\'](\'\\1\')', strtr($keyword, array('\\\'' => '\'', '&' => '&'))); if (preg_match('~[\'\.,/@%&;:(){}\[\]_\-+\\\\]$~', $keyword) != 0 || preg_match('~^[\'\.,/@%&;:(){}\[\]_\-+\\\\]~', $keyword) != 0) $force_partial_word = true; $matchString .= strtr(preg_quote($keyword, '/'), array('\*' => '.+?')) . '|'; } $matchString = substr($matchString, 0, -1); $message['body'] = un_htmlspecialchars(strtr($message['body'], array(' ' => ' ', '
' => "\n", '[' => '[', ']' => ']', ':' => ':', '@' => '@'))); if (empty($modSettings['search_method']) || $force_partial_word) preg_match_all('/([^\s\W]{' . $charLimit . '}[\s\W]|[\s\W].{0,' . $charLimit . '}?|^)(' . $matchString . ')(.{0,' . $charLimit . '}[\s\W]|[^\s\W]{' . $charLimit . '})/is' . ($context['utf8'] ? 'u' : ''), $message['body'], $matches); else preg_match_all('/([^\s\W]{' . $charLimit . '}[\s\W]|[\s\W].{0,' . $charLimit . '}?[\s\W]|^)(' . $matchString . ')([\s\W].{0,' . $charLimit . '}[\s\W]|[\s\W][^\s\W]{' . $charLimit . '})/is' . ($context['utf8'] ? 'u' : ''), $message['body'], $matches); $message['body'] = ''; foreach ($matches[0] as $index => $match) { $match = strtr(htmlspecialchars($match, ENT_QUOTES), array("\n" => ' ')); $message['body'] .= '...... ' . $match . ' ......'; } } // Re-fix the international characters. $message['body'] = preg_replace('~&#(\d{1,7}|x[0-9a-fA-F]{1,6});~e', '$GLOBALS[\'smcFunc\'][\'entity_fix\'](\'\\1\')', $message['body']); } } else { // Run BBC interpreter on the message. $message['body'] = parse_bbc($message['body'], $message['smileys_enabled'], $message['id_msg']); } // Make sure we don't end up with a practically empty message body. $message['body'] = preg_replace('~^(?: )+$~', '', $message['body']); // Sadly, we need to check the icon ain't broke. if (!empty($modSettings['messageIconChecks_enable'])) { if (!isset($context['icon_sources'][$message['first_icon']])) $context['icon_sources'][$message['first_icon']] = file_exists($settings['theme_dir'] . '/images/post/' . $message['first_icon'] . '.gif') ? 'images_url' : 'default_images_url'; if (!isset($context['icon_sources'][$message['last_icon']])) $context['icon_sources'][$message['last_icon']] = file_exists($settings['theme_dir'] . '/images/post/' . $message['last_icon'] . '.gif') ? 'images_url' : 'default_images_url'; if (!isset($context['icon_sources'][$message['icon']])) $context['icon_sources'][$message['icon']] = file_exists($settings['theme_dir'] . '/images/post/' . $message['icon'] . '.gif') ? 'images_url' : 'default_images_url'; } else { if (!isset($context['icon_sources'][$message['first_icon']])) $context['icon_sources'][$message['first_icon']] = 'images_url'; if (!isset($context['icon_sources'][$message['last_icon']])) $context['icon_sources'][$message['last_icon']] = 'images_url'; if (!isset($context['icon_sources'][$message['icon']])) $context['icon_sources'][$message['icon']] = 'images_url'; } // Do we have quote tag enabled? $quote_enabled = empty($modSettings['disabledBBC']) || !in_array('quote', explode(',', $modSettings['disabledBBC'])); $output = array_merge($context['topics'][$message['id_msg']], array( 'id' => $message['id_topic'], 'is_sticky' => !empty($modSettings['enableStickyTopics']) && !empty($message['is_sticky']), 'is_locked' => !empty($message['locked']), 'is_poll' => $modSettings['pollMode'] == '1' && $message['id_poll'] > 0, 'is_hot' => $message['num_replies'] >= $modSettings['hotTopicPosts'], 'is_very_hot' => $message['num_replies'] >= $modSettings['hotTopicVeryPosts'], 'posted_in' => !empty($participants[$message['id_topic']]), 'views' => $message['num_views'], 'replies' => $message['num_replies'], 'can_reply' => in_array($message['id_board'], $boards_can['post_reply_any']) || in_array(0, $boards_can['post_reply_any']), 'can_quote' => (in_array($message['id_board'], $boards_can['post_reply_any']) || in_array(0, $boards_can['post_reply_any'])) && $quote_enabled, 'can_mark_notify' => in_array($message['id_board'], $boards_can['mark_any_notify']) || in_array(0, $boards_can['mark_any_notify']) && !$context['user']['is_guest'], 'first_post' => array( 'id' => $message['first_msg'], 'time' => timeformat($message['first_poster_time']), 'timestamp' => forum_time(true, $message['first_poster_time']), 'subject' => $message['first_subject'], 'href' => $scripturl . '?topic=' . $message['id_topic'] . '.0', 'link' => '' . $message['first_subject'] . '', 'icon' => $message['first_icon'], 'icon_url' => $settings[$context['icon_sources'][$message['first_icon']]] . '/post/' . $message['first_icon'] . '.gif', 'member' => array( 'id' => $message['first_member_id'], 'name' => $message['first_member_name'], 'href' => !empty($message['first_member_id']) ? $scripturl . '?action=profile;u=' . $message['first_member_id'] : '', 'link' => !empty($message['first_member_id']) ? '' . $message['first_member_name'] . '' : $message['first_member_name'] ) ), 'last_post' => array( 'id' => $message['last_msg'], 'time' => timeformat($message['last_poster_time']), 'timestamp' => forum_time(true, $message['last_poster_time']), 'subject' => $message['last_subject'], 'href' => $scripturl . '?topic=' . $message['id_topic'] . ($message['num_replies'] == 0 ? '.0' : '.msg' . $message['last_msg']) . '#msg' . $message['last_msg'], 'link' => '' . $message['last_subject'] . '', 'icon' => $message['last_icon'], 'icon_url' => $settings[$context['icon_sources'][$message['last_icon']]] . '/post/' . $message['last_icon'] . '.gif', 'member' => array( 'id' => $message['last_member_id'], 'name' => $message['last_member_name'], 'href' => !empty($message['last_member_id']) ? $scripturl . '?action=profile;u=' . $message['last_member_id'] : '', 'link' => !empty($message['last_member_id']) ? '' . $message['last_member_name'] . '' : $message['last_member_name'] ) ), 'board' => array( 'id' => $message['id_board'], 'name' => $message['board_name'], 'href' => $scripturl . '?board=' . $message['id_board'] . '.0', 'link' => '' . $message['board_name'] . '' ), 'category' => array( 'id' => $message['id_cat'], 'name' => $message['cat_name'], 'href' => $scripturl . '#c' . $message['id_cat'], 'link' => '' . $message['cat_name'] . '' ) )); determineTopicClass($output); if ($output['posted_in']) $output['class'] = 'my_' . $output['class']; $body_highlighted = $message['body']; $subject_highlighted = $message['subject']; if (!empty($options['display_quick_mod'])) { $started = $output['first_post']['member']['id'] == $user_info['id']; $output['quick_mod'] = array( 'lock' => in_array(0, $boards_can['lock_any']) || in_array($output['board']['id'], $boards_can['lock_any']) || ($started && (in_array(0, $boards_can['lock_own']) || in_array($output['board']['id'], $boards_can['lock_own']))), 'sticky' => (in_array(0, $boards_can['make_sticky']) || in_array($output['board']['id'], $boards_can['make_sticky'])) && !empty($modSettings['enableStickyTopics']), 'move' => in_array(0, $boards_can['move_any']) || in_array($output['board']['id'], $boards_can['move_any']) || ($started && (in_array(0, $boards_can['move_own']) || in_array($output['board']['id'], $boards_can['move_own']))), 'remove' => in_array(0, $boards_can['remove_any']) || in_array($output['board']['id'], $boards_can['remove_any']) || ($started && (in_array(0, $boards_can['remove_own']) || in_array($output['board']['id'], $boards_can['remove_own']))), ); $context['can_lock'] |= $output['quick_mod']['lock']; $context['can_sticky'] |= $output['quick_mod']['sticky']; $context['can_move'] |= $output['quick_mod']['move']; $context['can_remove'] |= $output['quick_mod']['remove']; $context['can_merge'] |= in_array($output['board']['id'], $boards_can['merge_any']); // If we've found a message we can move, and we don't already have it, load the destinations. if ($options['display_quick_mod'] == 1 && !isset($context['move_to_boards']) && $context['can_move']) { require_once($sourcedir . '/Subs-MessageIndex.php'); $boardListOptions = array( 'use_permissions' => true, 'not_redirection' => true, 'selected_board' => empty($_SESSION['move_to_topic']) ? null : $_SESSION['move_to_topic'], ); $context['move_to_boards'] = getBoardList($boardListOptions); } } foreach ($context['key_words'] as $query) { // Fix the international characters in the keyword too. $query = strtr($smcFunc['htmlspecialchars']($query), array('\\\'' => '\'')); $body_highlighted = preg_replace('/((<[^>]*)|' . preg_quote(strtr($query, array('\'' => ''')), '/') . ')/ie' . ($context['utf8'] ? 'u' : ''), "'\$2' == '\$1' ? stripslashes('\$1') : '\$1'", $body_highlighted); $subject_highlighted = preg_replace('/(' . preg_quote($query, '/') . ')/i' . ($context['utf8'] ? 'u' : ''), '$1', $subject_highlighted); } $output['matches'][] = array( 'id' => $message['id_msg'], 'attachment' => loadAttachmentContext($message['id_msg']), 'alternate' => $counter % 2, 'member' => &$memberContext[$message['id_member']], 'icon' => $message['icon'], 'icon_url' => $settings[$context['icon_sources'][$message['icon']]] . '/post/' . $message['icon'] . '.gif', 'subject' => $message['subject'], 'subject_highlighted' => $subject_highlighted, 'time' => timeformat($message['poster_time']), 'timestamp' => forum_time(true, $message['poster_time']), 'counter' => $counter, 'modified' => array( 'time' => timeformat($message['modified_time']), 'timestamp' => forum_time(true, $message['modified_time']), 'name' => $message['modified_name'] ), 'body' => $message['body'], 'body_highlighted' => $body_highlighted, 'start' => 'msg' . $message['id_msg'] ); $counter++; return $output; } /* * Creates a search API and returns the object. * */ function findSearchAPI() { global $sourcedir, $modSettings, $search_versions, $searchAPI, $txt; require_once($sourcedir . '/Subs-Package.php'); // Search has a special database set. db_extend('search'); // Load up the search API we are going to use. $modSettings['search_index'] = empty($modSettings['search_index']) ? 'standard' : $modSettings['search_index']; if (!file_exists($sourcedir . '/SearchAPI-' . ucwords($modSettings['search_index']) . '.php')) fatal_lang_error('search_api_missing'); loadClassFile('SearchAPI-' . ucwords($modSettings['search_index']) . '.php'); // Create an instance of the search API and check it is valid for this version of SMF. $search_class_name = $modSettings['search_index'] . '_search'; $searchAPI = new $search_class_name(); // An invalid Search API. if (!$searchAPI || ($searchAPI->supportsMethod('isValid') && !$searchAPI->isValid()) || !matchPackageVersion($search_versions['forum_version'], $searchAPI->min_smf_version . '-' . $searchAPI->version_compatible)) { // Log the error. loadLanguage('Errors'); log_error(sprintf($txt['search_api_not_compatible'], 'SearchAPI-' . ucwords($modSettings['search_index']) . '.php'), 'critical'); loadClassFile('SearchAPI-Standard.php'); $searchAPI = new standard_search(); } return $searchAPI; } /** * This function compares the length of two strings plus a little. * What it does: - callback function for usort used to sort the fulltext results. - passes sorting duty to the current API. * * @param string $a * @param string $b * @return int */ function searchSort($a, $b) { global $searchAPI; return $searchAPI->searchSort($a, $b); } ?>