vamp-website: forum/Sources/Search.php annotate

annotate forum/Sources/Search.php @ 76:e3e11437ecea website

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author	Chris Cannam
date	Sun, 07 Jul 2013 11:25:48 +0200
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Chris@76	1 <?php
Chris@76	2
Chris@76	3 /**
Chris@76	4 * Simple Machines Forum (SMF)
Chris@76	5 *
Chris@76	6 * @package SMF
Chris@76	7 * @author Simple Machines http://www.simplemachines.org
Chris@76	8 * @copyright 2011 Simple Machines
Chris@76	9 * @license http://www.simplemachines.org/about/smf/license.php BSD
Chris@76	10 *
Chris@76	11 * @version 2.0
Chris@76	12 */
Chris@76	13
Chris@76	14 if (!defined('SMF'))
Chris@76	15 die('Hacking attempt...');
Chris@76	16
Chris@76	17 /* These functions are here for searching, and they are:
Chris@76	18
Chris@76	19 void PlushSearch1()
Chris@76	20 - shows the screen to search forum posts (action=search), and uses the
Chris@76	21 simple version if the simpleSearch setting is enabled.
Chris@76	22 - uses the main sub template of the Search template.
Chris@76	23 - uses the Search language file.
Chris@76	24 - requires the search_posts permission.
Chris@76	25 - decodes and loads search parameters given in the URL (if any).
Chris@76	26 - the form redirects to index.php?action=search2.
Chris@76	27
Chris@76	28 void PlushSearch2()
Chris@76	29 - checks user input and searches the messages table for messages
Chris@76	30 matching the query.
Chris@76	31 - requires the search_posts permission.
Chris@76	32 - uses the results sub template of the Search template.
Chris@76	33 - uses the Search language file.
Chris@76	34 - stores the results into the search cache.
Chris@76	35 - show the results of the search query.
Chris@76	36
Chris@76	37 array prepareSearchContext(bool reset = false)
Chris@76	38 - callback function for the results sub template.
Chris@76	39 - loads the necessary contextual data to show a search result.
Chris@76	40
Chris@76	41 int searchSort(string $wordA, string $wordB)
Chris@76	42 - callback function for usort used to sort the fulltext results.
Chris@76	43 - passes sorting duty to the current API.
Chris@76	44 */
Chris@76	45
Chris@76	46 // This defines two version types for checking the API's are compatible with this version of SMF.
Chris@76	47 $GLOBALS['search_versions'] = array(
Chris@76	48 // This is the forum version but is repeated due to some people rewriting $forum_version.
Chris@76	49 'forum_version' => 'SMF 2.0',
Chris@76	50 // 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)
Chris@76	51 'search_version' => strtr('SMF 2+0=Beta=2', array('+' => '.', '=' => ' ')),
Chris@76	52 );
Chris@76	53
Chris@76	54 // Ask the user what they want to search for.
Chris@76	55 function PlushSearch1()
Chris@76	56 {
Chris@76	57 global $txt, $scripturl, $modSettings, $user_info, $context, $smcFunc, $sourcedir;
Chris@76	58
Chris@76	59 // Is the load average too high to allow searching just now?
Chris@76	60 if (!empty($context['load_average']) && !empty($modSettings['loadavg_search']) && $context['load_average'] >= $modSettings['loadavg_search'])
Chris@76	61 fatal_lang_error('loadavg_search_disabled', false);
Chris@76	62
Chris@76	63 loadLanguage('Search');
Chris@76	64 // Don't load this in XML mode.
Chris@76	65 if (!isset($_REQUEST['xml']))
Chris@76	66 loadTemplate('Search');
Chris@76	67
Chris@76	68 // Check the user's permissions.
Chris@76	69 isAllowedTo('search_posts');
Chris@76	70
Chris@76	71 // Link tree....
Chris@76	72 $context['linktree'][] = array(
Chris@76	73 'url' => $scripturl . '?action=search',
Chris@76	74 'name' => $txt['search']
Chris@76	75 );
Chris@76	76
Chris@76	77 // This is hard coded maximum string length.
Chris@76	78 $context['search_string_limit'] = 100;
Chris@76	79
Chris@76	80 $context['require_verification'] = $user_info['is_guest'] && !empty($modSettings['search_enable_captcha']) && empty($_SESSION['ss_vv_passed']);
Chris@76	81 if ($context['require_verification'])
Chris@76	82 {
Chris@76	83 require_once($sourcedir . '/Subs-Editor.php');
Chris@76	84 $verificationOptions = array(
Chris@76	85 'id' => 'search',
Chris@76	86 );
Chris@76	87 $context['require_verification'] = create_control_verification($verificationOptions);
Chris@76	88 $context['visual_verification_id'] = $verificationOptions['id'];
Chris@76	89 }
Chris@76	90
Chris@76	91 // If you got back from search2 by using the linktree, you get your original search parameters back.
Chris@76	92 if (isset($_REQUEST['params']))
Chris@76	93 {
Chris@76	94 // Due to IE's 2083 character limit, we have to compress long search strings
Chris@76	95 $temp_params = base64_decode(str_replace(array('-', '_', '.'), array('+', '/', '='), $_REQUEST['params']));
Chris@76	96 // Test for gzuncompress failing
Chris@76	97 $temp_params2 = @gzuncompress($temp_params);
Chris@76	98 $temp_params = explode('\|"\|', !empty($temp_params2) ? $temp_params2 : $temp_params);
Chris@76	99
Chris@76	100 $context['search_params'] = array();
Chris@76	101 foreach ($temp_params as $i => $data)
Chris@76	102 {
Chris@76	103 @list ($k, $v) = explode('\|\'\|', $data);
Chris@76	104 $context['search_params'][$k] = $v;
Chris@76	105 }
Chris@76	106 if (isset($context['search_params']['brd']))
Chris@76	107 $context['search_params']['brd'] = $context['search_params']['brd'] == '' ? array() : explode(',', $context['search_params']['brd']);
Chris@76	108 }
Chris@76	109
Chris@76	110 if (isset($_REQUEST['search']))
Chris@76	111 $context['search_params']['search'] = un_htmlspecialchars($_REQUEST['search']);
Chris@76	112
Chris@76	113 if (isset($context['search_params']['search']))
Chris@76	114 $context['search_params']['search'] = $smcFunc['htmlspecialchars']($context['search_params']['search']);
Chris@76	115 if (isset($context['search_params']['userspec']))
Chris@76	116 $context['search_params']['userspec'] = htmlspecialchars($context['search_params']['userspec']);
Chris@76	117 if (!empty($context['search_params']['searchtype']))
Chris@76	118 $context['search_params']['searchtype'] = 2;
Chris@76	119 if (!empty($context['search_params']['minage']))
Chris@76	120 $context['search_params']['minage'] = (int) $context['search_params']['minage'];
Chris@76	121 if (!empty($context['search_params']['maxage']))
Chris@76	122 $context['search_params']['maxage'] = (int) $context['search_params']['maxage'];
Chris@76	123
Chris@76	124 $context['search_params']['show_complete'] = !empty($context['search_params']['show_complete']);
Chris@76	125 $context['search_params']['subject_only'] = !empty($context['search_params']['subject_only']);
Chris@76	126
Chris@76	127 // Load the error text strings if there were errors in the search.
Chris@76	128 if (!empty($context['search_errors']))
Chris@76	129 {
Chris@76	130 loadLanguage('Errors');
Chris@76	131 $context['search_errors']['messages'] = array();
Chris@76	132 foreach ($context['search_errors'] as $search_error => $dummy)
Chris@76	133 {
Chris@76	134 if ($search_error === 'messages')
Chris@76	135 continue;
Chris@76	136
Chris@76	137 $context['search_errors']['messages'][] = $txt['error_' . $search_error];
Chris@76	138 }
Chris@76	139 }
Chris@76	140
Chris@76	141 // Find all the boards this user is allowed to see.
Chris@76	142 $request = $smcFunc['db_query']('order_by_board_order', '
Chris@76	143 SELECT b.id_cat, c.name AS cat_name, b.id_board, b.name, b.child_level
Chris@76	144 FROM {db_prefix}boards AS b
Chris@76	145 LEFT JOIN {db_prefix}categories AS c ON (c.id_cat = b.id_cat)
Chris@76	146 WHERE {query_see_board}
Chris@76	147 AND redirect = {string:empty_string}',
Chris@76	148 array(
Chris@76	149 'empty_string' => '',
Chris@76	150 )
Chris@76	151 );
Chris@76	152 $context['num_boards'] = $smcFunc['db_num_rows']($request);
Chris@76	153 $context['boards_check_all'] = true;
Chris@76	154 $context['categories'] = array();
Chris@76	155 while ($row = $smcFunc['db_fetch_assoc']($request))
Chris@76	156 {
Chris@76	157 // This category hasn't been set up yet..
Chris@76	158 if (!isset($context['categories'][$row['id_cat']]))
Chris@76	159 $context['categories'][$row['id_cat']] = array(
Chris@76	160 'id' => $row['id_cat'],
Chris@76	161 'name' => $row['cat_name'],
Chris@76	162 'boards' => array()
Chris@76	163 );
Chris@76	164
Chris@76	165 // Set this board up, and let the template know when it's a child. (indent them..)
Chris@76	166 $context['categories'][$row['id_cat']]['boards'][$row['id_board']] = array(
Chris@76	167 'id' => $row['id_board'],
Chris@76	168 'name' => $row['name'],
Chris@76	169 'child_level' => $row['child_level'],
Chris@76	170 'selected' => (empty($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'], $context['search_params']['brd']))
Chris@76	171 );
Chris@76	172
Chris@76	173 // If a board wasn't checked that probably should have been ensure the board selection is selected, yo!
Chris@76	174 if (!$context['categories'][$row['id_cat']]['boards'][$row['id_board']]['selected'] && (empty($modSettings['recycle_enable']) \|\| $row['id_board'] != $modSettings['recycle_board']))
Chris@76	175 $context['boards_check_all'] = false;
Chris@76	176 }
Chris@76	177 $smcFunc['db_free_result']($request);
Chris@76	178
Chris@76	179 // Now, let's sort the list of categories into the boards for templates that like that.
Chris@76	180 $temp_boards = array();
Chris@76	181 foreach ($context['categories'] as $category)
Chris@76	182 {
Chris@76	183 $temp_boards[] = array(
Chris@76	184 'name' => $category['name'],
Chris@76	185 'child_ids' => array_keys($category['boards'])
Chris@76	186 );
Chris@76	187 $temp_boards = array_merge($temp_boards, array_values($category['boards']));
Chris@76	188
Chris@76	189 // Include a list of boards per category for easy toggling.
Chris@76	190 $context['categories'][$category['id']]['child_ids'] = array_keys($category['boards']);
Chris@76	191 }
Chris@76	192
Chris@76	193 $max_boards = ceil(count($temp_boards) / 2);
Chris@76	194 if ($max_boards == 1)
Chris@76	195 $max_boards = 2;
Chris@76	196
Chris@76	197 // Now, alternate them so they can be shown left and right ;).
Chris@76	198 $context['board_columns'] = array();
Chris@76	199 for ($i = 0; $i < $max_boards; $i++)
Chris@76	200 {
Chris@76	201 $context['board_columns'][] = $temp_boards[$i];
Chris@76	202 if (isset($temp_boards[$i + $max_boards]))
Chris@76	203 $context['board_columns'][] = $temp_boards[$i + $max_boards];
Chris@76	204 else
Chris@76	205 $context['board_columns'][] = array();
Chris@76	206 }
Chris@76	207
Chris@76	208 if (!empty($_REQUEST['topic']))
Chris@76	209 {
Chris@76	210 $context['search_params']['topic'] = (int) $_REQUEST['topic'];
Chris@76	211 $context['search_params']['show_complete'] = true;
Chris@76	212 }
Chris@76	213 if (!empty($context['search_params']['topic']))
Chris@76	214 {
Chris@76	215 $context['search_params']['topic'] = (int) $context['search_params']['topic'];
Chris@76	216
Chris@76	217 $context['search_topic'] = array(
Chris@76	218 'id' => $context['search_params']['topic'],
Chris@76	219 'href' => $scripturl . '?topic=' . $context['search_params']['topic'] . '.0',
Chris@76	220 );
Chris@76	221
Chris@76	222 $request = $smcFunc['db_query']('', '
Chris@76	223 SELECT ms.subject
Chris@76	224 FROM {db_prefix}topics AS t
Chris@76	225 INNER JOIN {db_prefix}boards AS b ON (b.id_board = t.id_board)
Chris@76	226 INNER JOIN {db_prefix}messages AS ms ON (ms.id_msg = t.id_first_msg)
Chris@76	227 WHERE t.id_topic = {int:search_topic_id}
Chris@76	228 AND {query_see_board}' . ($modSettings['postmod_active'] ? '
Chris@76	229 AND t.approved = {int:is_approved_true}' : '') . '
Chris@76	230 LIMIT 1',
Chris@76	231 array(
Chris@76	232 'is_approved_true' => 1,
Chris@76	233 'search_topic_id' => $context['search_params']['topic'],
Chris@76	234 )
Chris@76	235 );
Chris@76	236
Chris@76	237 if ($smcFunc['db_num_rows']($request) == 0)
Chris@76	238 fatal_lang_error('topic_gone', false);
Chris@76	239
Chris@76	240 list ($context['search_topic']['subject']) = $smcFunc['db_fetch_row']($request);
Chris@76	241 $smcFunc['db_free_result']($request);
Chris@76	242
Chris@76	243 $context['search_topic']['link'] = '<a href="' . $context['search_topic']['href'] . '">' . $context['search_topic']['subject'] . '</a>';
Chris@76	244 }
Chris@76	245
Chris@76	246 // Simple or not?
Chris@76	247 $context['simple_search'] = isset($context['search_params']['advanced']) ? empty($context['search_params']['advanced']) : !empty($modSettings['simpleSearch']) && !isset($_REQUEST['advanced']);
Chris@76	248 $context['page_title'] = $txt['set_parameters'];
Chris@76	249 }
Chris@76	250
Chris@76	251 // Gather the results and show them.
Chris@76	252 function PlushSearch2()
Chris@76	253 {
Chris@76	254 global $scripturl, $modSettings, $sourcedir, $txt, $db_connection;
Chris@76	255 global $user_info, $context, $options, $messages_request, $boards_can;
Chris@76	256 global $excludedWords, $participants, $smcFunc, $search_versions, $searchAPI;
Chris@76	257
Chris@76	258 if (!empty($context['load_average']) && !empty($modSettings['loadavg_search']) && $context['load_average'] >= $modSettings['loadavg_search'])
Chris@76	259 fatal_lang_error('loadavg_search_disabled', false);
Chris@76	260
Chris@76	261 // No, no, no... this is a bit hard on the server, so don't you go prefetching it!
Chris@76	262 if (isset($_SERVER['HTTP_X_MOZ']) && $_SERVER['HTTP_X_MOZ'] == 'prefetch')
Chris@76	263 {
Chris@76	264 ob_end_clean();
Chris@76	265 header('HTTP/1.1 403 Forbidden');
Chris@76	266 die;
Chris@76	267 }
Chris@76	268
Chris@76	269 $weight_factors = array(
Chris@76	270 'frequency',
Chris@76	271 'age',
Chris@76	272 'length',
Chris@76	273 'subject',
Chris@76	274 'first_message',
Chris@76	275 'sticky',
Chris@76	276 );
Chris@76	277
Chris@76	278 $weight = array();
Chris@76	279 $weight_total = 0;
Chris@76	280 foreach ($weight_factors as $weight_factor)
Chris@76	281 {
Chris@76	282 $weight[$weight_factor] = empty($modSettings['search_weight_' . $weight_factor]) ? 0 : (int) $modSettings['search_weight_' . $weight_factor];
Chris@76	283 $weight_total += $weight[$weight_factor];
Chris@76	284 }
Chris@76	285
Chris@76	286 // Zero weight. Weightless :P.
Chris@76	287 if (empty($weight_total))
Chris@76	288 fatal_lang_error('search_invalid_weights');
Chris@76	289
Chris@76	290 // These vars don't require an interface, they're just here for tweaking.
Chris@76	291 $recentPercentage = 0.30;
Chris@76	292 $humungousTopicPosts = 200;
Chris@76	293 $maxMembersToSearch = 500;
Chris@76	294 $maxMessageResults = empty($modSettings['search_max_results']) ? 0 : $modSettings['search_max_results'] * 5;
Chris@76	295
Chris@76	296 // Start with no errors.
Chris@76	297 $context['search_errors'] = array();
Chris@76	298
Chris@76	299 // Number of pages hard maximum - normally not set at all.
Chris@76	300 $modSettings['search_max_results'] = empty($modSettings['search_max_results']) ? 200 * $modSettings['search_results_per_page'] : (int) $modSettings['search_max_results'];
Chris@76	301 // Maximum length of the string.
Chris@76	302 $context['search_string_limit'] = 100;
Chris@76	303
Chris@76	304 loadLanguage('Search');
Chris@76	305 if (!isset($_REQUEST['xml']))
Chris@76	306 loadTemplate('Search');
Chris@76	307 //If we're doing XML we need to use the results template regardless really.
Chris@76	308 else
Chris@76	309 $context['sub_template'] = 'results';
Chris@76	310
Chris@76	311 // Are you allowed?
Chris@76	312 isAllowedTo('search_posts');
Chris@76	313
Chris@76	314 require_once($sourcedir . '/Display.php');
Chris@76	315 require_once($sourcedir . '/Subs-Package.php');
Chris@76	316
Chris@76	317 // Search has a special database set.
Chris@76	318 db_extend('search');
Chris@76	319
Chris@76	320 // Load up the search API we are going to use.
Chris@76	321 $modSettings['search_index'] = empty($modSettings['search_index']) ? 'standard' : $modSettings['search_index'];
Chris@76	322 if (!file_exists($sourcedir . '/SearchAPI-' . ucwords($modSettings['search_index']) . '.php'))
Chris@76	323 fatal_lang_error('search_api_missing');
Chris@76	324 loadClassFile('SearchAPI-' . ucwords($modSettings['search_index']) . '.php');
Chris@76	325
Chris@76	326 // Create an instance of the search API and check it is valid for this version of SMF.
Chris@76	327 $search_class_name = $modSettings['search_index'] . '_search';
Chris@76	328 $searchAPI = new $search_class_name();
Chris@76	329 if (!$searchAPI \|\| ($searchAPI->supportsMethod('isValid') && !$searchAPI->isValid()) \|\| !matchPackageVersion($search_versions['forum_version'], $searchAPI->min_smf_version . '-' . $searchAPI->version_compatible))
Chris@76	330 {
Chris@76	331 // Log the error.
Chris@76	332 loadLanguage('Errors');
Chris@76	333 log_error(sprintf($txt['search_api_not_compatible'], 'SearchAPI-' . ucwords($modSettings['search_index']) . '.php'), 'critical');
Chris@76	334
Chris@76	335 loadClassFile('SearchAPI-Standard.php');
Chris@76	336 $searchAPI = new standard_search();
Chris@76	337 }
Chris@76	338
Chris@76	339 // $search_params will carry all settings that differ from the default search parameters.
Chris@76	340 // That way, the URLs involved in a search page will be kept as short as possible.
Chris@76	341 $search_params = array();
Chris@76	342
Chris@76	343 if (isset($_REQUEST['params']))
Chris@76	344 {
Chris@76	345 // Due to IE's 2083 character limit, we have to compress long search strings
Chris@76	346 $temp_params = base64_decode(str_replace(array('-', '_', '.'), array('+', '/', '='), $_REQUEST['params']));
Chris@76	347 // Test for gzuncompress failing
Chris@76	348 $temp_params2 = @gzuncompress($temp_params);
Chris@76	349 $temp_params = explode('\|"\|', (!empty($temp_params2) ? $temp_params2 : $temp_params));
Chris@76	350
Chris@76	351 foreach ($temp_params as $i => $data)
Chris@76	352 {
Chris@76	353 @list ($k, $v) = explode('\|\'\|', $data);
Chris@76	354 $search_params[$k] = $v;
Chris@76	355 }
Chris@76	356 if (isset($search_params['brd']))
Chris@76	357 $search_params['brd'] = empty($search_params['brd']) ? array() : explode(',', $search_params['brd']);
Chris@76	358 }
Chris@76	359
Chris@76	360 // Store whether simple search was used (needed if the user wants to do another query).
Chris@76	361 if (!isset($search_params['advanced']))
Chris@76	362 $search_params['advanced'] = empty($_REQUEST['advanced']) ? 0 : 1;
Chris@76	363
Chris@76	364 // 1 => 'allwords' (default, don't set as param) / 2 => 'anywords'.
Chris@76	365 if (!empty($search_params['searchtype']) \|\| (!empty($_REQUEST['searchtype']) && $_REQUEST['searchtype'] == 2))
Chris@76	366 $search_params['searchtype'] = 2;
Chris@76	367
Chris@76	368 // Minimum age of messages. Default to zero (don't set param in that case).
Chris@76	369 if (!empty($search_params['minage']) \|\| (!empty($_REQUEST['minage']) && $_REQUEST['minage'] > 0))
Chris@76	370 $search_params['minage'] = !empty($search_params['minage']) ? (int) $search_params['minage'] : (int) $_REQUEST['minage'];
Chris@76	371
Chris@76	372 // Maximum age of messages. Default to infinite (9999 days: param not set).
Chris@76	373 if (!empty($search_params['maxage']) \|\| (!empty($_REQUEST['maxage']) && $_REQUEST['maxage'] < 9999))
Chris@76	374 $search_params['maxage'] = !empty($search_params['maxage']) ? (int) $search_params['maxage'] : (int) $_REQUEST['maxage'];
Chris@76	375
Chris@76	376 // Searching a specific topic?
Chris@76	377 if (!empty($_REQUEST['topic']))
Chris@76	378 {
Chris@76	379 $search_params['topic'] = (int) $_REQUEST['topic'];
Chris@76	380 $search_params['show_complete'] = true;
Chris@76	381 }
Chris@76	382 elseif (!empty($search_params['topic']))
Chris@76	383 $search_params['topic'] = (int) $search_params['topic'];
Chris@76	384
Chris@76	385 if (!empty($search_params['minage']) \|\| !empty($search_params['maxage']))
Chris@76	386 {
Chris@76	387 $request = $smcFunc['db_query']('', '
Chris@76	388 SELECT ' . (empty($search_params['maxage']) ? '0, ' : 'IFNULL(MIN(id_msg), -1), ') . (empty($search_params['minage']) ? '0' : 'IFNULL(MAX(id_msg), -1)') . '
Chris@76	389 FROM {db_prefix}messages
Chris@76	390 WHERE 1=1' . ($modSettings['postmod_active'] ? '
Chris@76	391 AND approved = {int:is_approved_true}' : '') . (empty($search_params['minage']) ? '' : '
Chris@76	392 AND poster_time <= {int:timestamp_minimum_age}') . (empty($search_params['maxage']) ? '' : '
Chris@76	393 AND poster_time >= {int:timestamp_maximum_age}'),
Chris@76	394 array(
Chris@76	395 'timestamp_minimum_age' => empty($search_params['minage']) ? 0 : time() - 86400 * $search_params['minage'],
Chris@76	396 'timestamp_maximum_age' => empty($search_params['maxage']) ? 0 : time() - 86400 * $search_params['maxage'],
Chris@76	397 'is_approved_true' => 1,
Chris@76	398 )
Chris@76	399 );
Chris@76	400 list ($minMsgID, $maxMsgID) = $smcFunc['db_fetch_row']($request);
Chris@76	401 if ($minMsgID < 0 \|\| $maxMsgID < 0)
Chris@76	402 $context['search_errors']['no_messages_in_time_frame'] = true;
Chris@76	403 $smcFunc['db_free_result']($request);
Chris@76	404 }
Chris@76	405
Chris@76	406 // Default the user name to a wildcard matching every user (*).
Chris@76	407 if (!empty($search_params['userspec']) \|\| (!empty($_REQUEST['userspec']) && $_REQUEST['userspec'] != '*'))
Chris@76	408 $search_params['userspec'] = isset($search_params['userspec']) ? $search_params['userspec'] : $_REQUEST['userspec'];
Chris@76	409
Chris@76	410 // If there's no specific user, then don't mention it in the main query.
Chris@76	411 if (empty($search_params['userspec']))
Chris@76	412 $userQuery = '';
Chris@76	413 else
Chris@76	414 {
Chris@76	415 $userString = strtr($smcFunc['htmlspecialchars']($search_params['userspec'], ENT_QUOTES), array('"' => '"'));
Chris@76	416 $userString = strtr($userString, array('%' => '\%', '_' => '\_', '*' => '%', '?' => '_'));
Chris@76	417
Chris@76	418 preg_match_all('~"([^"]+)"~', $userString, $matches);
Chris@76	419 $possible_users = array_merge($matches[1], explode(',', preg_replace('~"[^"]+"~', '', $userString)));
Chris@76	420
Chris@76	421 for ($k = 0, $n = count($possible_users); $k < $n; $k++)
Chris@76	422 {
Chris@76	423 $possible_users[$k] = trim($possible_users[$k]);
Chris@76	424
Chris@76	425 if (strlen($possible_users[$k]) == 0)
Chris@76	426 unset($possible_users[$k]);
Chris@76	427 }
Chris@76	428
Chris@76	429 // Create a list of database-escaped search names.
Chris@76	430 $realNameMatches = array();
Chris@76	431 foreach ($possible_users as $possible_user)
Chris@76	432 $realNameMatches[] = $smcFunc['db_quote'](
Chris@76	433 '{string:possible_user}',
Chris@76	434 array(
Chris@76	435 'possible_user' => $possible_user
Chris@76	436 )
Chris@76	437 );
Chris@76	438
Chris@76	439 // Retrieve a list of possible members.
Chris@76	440 $request = $smcFunc['db_query']('', '
Chris@76	441 SELECT id_member
Chris@76	442 FROM {db_prefix}members
Chris@76	443 WHERE {raw:match_possible_users}',
Chris@76	444 array(
Chris@76	445 'match_possible_users' => 'real_name LIKE ' . implode(' OR real_name LIKE ', $realNameMatches),
Chris@76	446 )
Chris@76	447 );
Chris@76	448 // Simply do nothing if there're too many members matching the criteria.
Chris@76	449 if ($smcFunc['db_num_rows']($request) > $maxMembersToSearch)
Chris@76	450 $userQuery = '';
Chris@76	451 elseif ($smcFunc['db_num_rows']($request) == 0)
Chris@76	452 {
Chris@76	453 $userQuery = $smcFunc['db_quote'](
Chris@76	454 'm.id_member = {int:id_member_guest} AND ({raw:match_possible_guest_names})',
Chris@76	455 array(
Chris@76	456 'id_member_guest' => 0,
Chris@76	457 'match_possible_guest_names' => 'm.poster_name LIKE ' . implode(' OR m.poster_name LIKE ', $realNameMatches),
Chris@76	458 )
Chris@76	459 );
Chris@76	460 }
Chris@76	461 else
Chris@76	462 {
Chris@76	463 $memberlist = array();
Chris@76	464 while ($row = $smcFunc['db_fetch_assoc']($request))
Chris@76	465 $memberlist[] = $row['id_member'];
Chris@76	466 $userQuery = $smcFunc['db_quote'](
Chris@76	467 '(m.id_member IN ({array_int:matched_members}) OR (m.id_member = {int:id_member_guest} AND ({raw:match_possible_guest_names})))',
Chris@76	468 array(
Chris@76	469 'matched_members' => $memberlist,
Chris@76	470 'id_member_guest' => 0,
Chris@76	471 'match_possible_guest_names' => 'm.poster_name LIKE ' . implode(' OR m.poster_name LIKE ', $realNameMatches),
Chris@76	472 )
Chris@76	473 );
Chris@76	474 }
Chris@76	475 $smcFunc['db_free_result']($request);
Chris@76	476 }
Chris@76	477
Chris@76	478 // If the boards were passed by URL (params=), temporarily put them back in $_REQUEST.
Chris@76	479 if (!empty($search_params['brd']) && is_array($search_params['brd']))
Chris@76	480 $_REQUEST['brd'] = $search_params['brd'];
Chris@76	481
Chris@76	482 // Ensure that brd is an array.
Chris@76	483 if (!empty($_REQUEST['brd']) && !is_array($_REQUEST['brd']))
Chris@76	484 $_REQUEST['brd'] = strpos($_REQUEST['brd'], ',') !== false ? explode(',', $_REQUEST['brd']) : array($_REQUEST['brd']);
Chris@76	485
Chris@76	486 // Make sure all boards are integers.
Chris@76	487 if (!empty($_REQUEST['brd']))
Chris@76	488 foreach ($_REQUEST['brd'] as $id => $brd)
Chris@76	489 $_REQUEST['brd'][$id] = (int) $brd;
Chris@76	490
Chris@76	491 // Special case for boards: searching just one topic?
Chris@76	492 if (!empty($search_params['topic']))
Chris@76	493 {
Chris@76	494 $request = $smcFunc['db_query']('', '
Chris@76	495 SELECT b.id_board
Chris@76	496 FROM {db_prefix}topics AS t
Chris@76	497 INNER JOIN {db_prefix}boards AS b ON (b.id_board = t.id_board)
Chris@76	498 WHERE t.id_topic = {int:search_topic_id}
Chris@76	499 AND {query_see_board}' . ($modSettings['postmod_active'] ? '
Chris@76	500 AND t.approved = {int:is_approved_true}' : '') . '
Chris@76	501 LIMIT 1',
Chris@76	502 array(
Chris@76	503 'search_topic_id' => $search_params['topic'],
Chris@76	504 'is_approved_true' => 1,
Chris@76	505 )
Chris@76	506 );
Chris@76	507
Chris@76	508 if ($smcFunc['db_num_rows']($request) == 0)
Chris@76	509 fatal_lang_error('topic_gone', false);
Chris@76	510
Chris@76	511 $search_params['brd'] = array();
Chris@76	512 list ($search_params['brd'][0]) = $smcFunc['db_fetch_row']($request);
Chris@76	513 $smcFunc['db_free_result']($request);
Chris@76	514 }
Chris@76	515 // Select all boards you've selected AND are allowed to see.
Chris@76	516 elseif ($user_info['is_admin'] && (!empty($search_params['advanced']) \|\| !empty($_REQUEST['brd'])))
Chris@76	517 $search_params['brd'] = empty($_REQUEST['brd']) ? array() : $_REQUEST['brd'];
Chris@76	518 else
Chris@76	519 {
Chris@76	520 $see_board = empty($search_params['advanced']) ? 'query_wanna_see_board' : 'query_see_board';
Chris@76	521 $request = $smcFunc['db_query']('', '
Chris@76	522 SELECT b.id_board
Chris@76	523 FROM {db_prefix}boards AS b
Chris@76	524 WHERE {raw:boards_allowed_to_see}
Chris@76	525 AND redirect = {string:empty_string}' . (empty($_REQUEST['brd']) ? (!empty($modSettings['recycle_enable']) && $modSettings['recycle_board'] > 0 ? '
Chris@76	526 AND b.id_board != {int:recycle_board_id}' : '') : '
Chris@76	527 AND b.id_board IN ({array_int:selected_search_boards})'),
Chris@76	528 array(
Chris@76	529 'boards_allowed_to_see' => $user_info[$see_board],
Chris@76	530 'empty_string' => '',
Chris@76	531 'selected_search_boards' => empty($_REQUEST['brd']) ? array() : $_REQUEST['brd'],
Chris@76	532 'recycle_board_id' => $modSettings['recycle_board'],
Chris@76	533 )
Chris@76	534 );
Chris@76	535 $search_params['brd'] = array();
Chris@76	536 while ($row = $smcFunc['db_fetch_assoc']($request))
Chris@76	537 $search_params['brd'][] = $row['id_board'];
Chris@76	538 $smcFunc['db_free_result']($request);
Chris@76	539
Chris@76	540 // This error should pro'bly only happen for hackers.
Chris@76	541 if (empty($search_params['brd']))
Chris@76	542 $context['search_errors']['no_boards_selected'] = true;
Chris@76	543 }
Chris@76	544
Chris@76	545 if (count($search_params['brd']) != 0)
Chris@76	546 {
Chris@76	547 foreach ($search_params['brd'] as $k => $v)
Chris@76	548 $search_params['brd'][$k] = (int) $v;
Chris@76	549
Chris@76	550 // If we've selected all boards, this parameter can be left empty.
Chris@76	551 $request = $smcFunc['db_query']('', '
Chris@76	552 SELECT COUNT(*)
Chris@76	553 FROM {db_prefix}boards
Chris@76	554 WHERE redirect = {string:empty_string}',
Chris@76	555 array(
Chris@76	556 'empty_string' => '',
Chris@76	557 )
Chris@76	558 );
Chris@76	559 list ($num_boards) = $smcFunc['db_fetch_row']($request);
Chris@76	560 $smcFunc['db_free_result']($request);
Chris@76	561
Chris@76	562 if (count($search_params['brd']) == $num_boards)
Chris@76	563 $boardQuery = '';
Chris@76	564 elseif (count($search_params['brd']) == $num_boards - 1 && !empty($modSettings['recycle_board']) && !in_array($modSettings['recycle_board'], $search_params['brd']))
Chris@76	565 $boardQuery = '!= ' . $modSettings['recycle_board'];
Chris@76	566 else
Chris@76	567 $boardQuery = 'IN (' . implode(', ', $search_params['brd']) . ')';
Chris@76	568 }
Chris@76	569 else
Chris@76	570 $boardQuery = '';
Chris@76	571
Chris@76	572 $search_params['show_complete'] = !empty($search_params['show_complete']) \|\| !empty($_REQUEST['show_complete']);
Chris@76	573 $search_params['subject_only'] = !empty($search_params['subject_only']) \|\| !empty($_REQUEST['subject_only']);
Chris@76	574
Chris@76	575 $context['compact'] = !$search_params['show_complete'];
Chris@76	576
Chris@76	577 // Get the sorting parameters right. Default to sort by relevance descending.
Chris@76	578 $sort_columns = array(
Chris@76	579 'relevance',
Chris@76	580 'num_replies',
Chris@76	581 'id_msg',
Chris@76	582 );
Chris@76	583 if (empty($search_params['sort']) && !empty($_REQUEST['sort']))
Chris@76	584 list ($search_params['sort'], $search_params['sort_dir']) = array_pad(explode('\|', $_REQUEST['sort']), 2, '');
Chris@76	585 $search_params['sort'] = !empty($search_params['sort']) && in_array($search_params['sort'], $sort_columns) ? $search_params['sort'] : 'relevance';
Chris@76	586 if (!empty($search_params['topic']) && $search_params['sort'] === 'num_replies')
Chris@76	587 $search_params['sort'] = 'id_msg';
Chris@76	588
Chris@76	589 // Sorting direction: descending unless stated otherwise.
Chris@76	590 $search_params['sort_dir'] = !empty($search_params['sort_dir']) && $search_params['sort_dir'] == 'asc' ? 'asc' : 'desc';
Chris@76	591
Chris@76	592 // Determine some values needed to calculate the relevance.
Chris@76	593 $minMsg = (int) ((1 - $recentPercentage) * $modSettings['maxMsgID']);
Chris@76	594 $recentMsg = $modSettings['maxMsgID'] - $minMsg;
Chris@76	595
Chris@76	596 // *** Parse the search query
Chris@76	597
Chris@76	598 // Unfortunately, searching for words like this is going to be slow, so we're blacklisting them.
Chris@76	599 // !!! Setting to add more here?
Chris@76	600 // !!! Maybe only blacklist if they are the only word, or "any" is used?
Chris@76	601 $blacklisted_words = array('img', 'url', 'quote', 'www', 'http', 'the', 'is', 'it', 'are', 'if');
Chris@76	602
Chris@76	603 // What are we searching for?
Chris@76	604 if (empty($search_params['search']))
Chris@76	605 {
Chris@76	606 if (isset($_GET['search']))
Chris@76	607 $search_params['search'] = un_htmlspecialchars($_GET['search']);
Chris@76	608 elseif (isset($_POST['search']))
Chris@76	609 $search_params['search'] = $_POST['search'];
Chris@76	610 else
Chris@76	611 $search_params['search'] = '';
Chris@76	612 }
Chris@76	613
Chris@76	614 // Nothing??
Chris@76	615 if (!isset($search_params['search']) \|\| $search_params['search'] == '')
Chris@76	616 $context['search_errors']['invalid_search_string'] = true;
Chris@76	617 // Too long?
Chris@76	618 elseif ($smcFunc['strlen']($search_params['search']) > $context['search_string_limit'])
Chris@76	619 {
Chris@76	620 $context['search_errors']['string_too_long'] = true;
Chris@76	621 $txt['error_string_too_long'] = sprintf($txt['error_string_too_long'], $context['search_string_limit']);
Chris@76	622 }
Chris@76	623
Chris@76	624 // Change non-word characters into spaces.
Chris@76	625 $stripped_query = preg_replace('~(?:[\x0B\0' . ($context['utf8'] ? ($context['server']['complex_preg_chars'] ? '\x{A0}' : "\xC2\xA0") : '\xA0') . '\t\r\s\n(){}\\[\\]<>!@$%^*.,:+=`\~\?/\\\\]+\|&(?:amp\|lt\|gt\|quot);)+~' . ($context['utf8'] ? 'u' : ''), ' ', $search_params['search']);
Chris@76	626
Chris@76	627 // Make the query lower case. It's gonna be case insensitive anyway.
Chris@76	628 $stripped_query = un_htmlspecialchars($smcFunc['strtolower']($stripped_query));
Chris@76	629
Chris@76	630 // This (hidden) setting will do fulltext searching in the most basic way.
Chris@76	631 if (!empty($modSettings['search_simple_fulltext']))
Chris@76	632 $stripped_query = strtr($stripped_query, array('"' => ''));
Chris@76	633
Chris@76	634 $no_regexp = preg_match('~&#(?:\d{1,7}\|x[0-9a-fA-F]{1,6});~', $stripped_query) === 1;
Chris@76	635
Chris@76	636 // Extract phrase parts first (e.g. some words "this is a phrase" some more words.)
Chris@76	637 preg_match_all('/(?:^\|\s)([-]?)"([^"]+)"(?:$\|\s)/', $stripped_query, $matches, PREG_PATTERN_ORDER);
Chris@76	638 $phraseArray = $matches[2];
Chris@76	639
Chris@76	640 // Remove the phrase parts and extract the words.
Chris@76	641 $wordArray = explode(' ', preg_replace('~(?:^\|\s)(?:[-]?)"(?:[^"]+)"(?:$\|\s)~' . ($context['utf8'] ? 'u' : ''), ' ', $search_params['search']));
Chris@76	642
Chris@76	643 // A minus sign in front of a word excludes the word.... so...
Chris@76	644 $excludedWords = array();
Chris@76	645 $excludedIndexWords = array();
Chris@76	646 $excludedSubjectWords = array();
Chris@76	647 $excludedPhrases = array();
Chris@76	648
Chris@76	649 // .. first, we check for things like -"some words", but not "-some words".
Chris@76	650 foreach ($matches[1] as $index => $word)
Chris@76	651 if ($word === '-')
Chris@76	652 {
Chris@76	653 if (($word = trim($phraseArray[$index], '-_\' ')) !== '' && !in_array($word, $blacklisted_words))
Chris@76	654 $excludedWords[] = $word;
Chris@76	655 unset($phraseArray[$index]);
Chris@76	656 }
Chris@76	657
Chris@76	658 // Now we look for -test, etc.... normaller.
Chris@76	659 foreach ($wordArray as $index => $word)
Chris@76	660 if (strpos(trim($word), '-') === 0)
Chris@76	661 {
Chris@76	662 if (($word = trim($word, '-_\' ')) !== '' && !in_array($word, $blacklisted_words))
Chris@76	663 $excludedWords[] = $word;
Chris@76	664 unset($wordArray[$index]);
Chris@76	665 }
Chris@76	666
Chris@76	667 // The remaining words and phrases are all included.
Chris@76	668 $searchArray = array_merge($phraseArray, $wordArray);
Chris@76	669
Chris@76	670 // Trim everything and make sure there are no words that are the same.
Chris@76	671 foreach ($searchArray as $index => $value)
Chris@76	672 {
Chris@76	673 // Skip anything practically empty.
Chris@76	674 if (($searchArray[$index] = trim($value, '-_\' ')) === '')
Chris@76	675 unset($searchArray[$index]);
Chris@76	676 // Skip blacklisted words. Make sure to note we skipped them in case we end up with nothing.
Chris@76	677 elseif (in_array($searchArray[$index], $blacklisted_words))
Chris@76	678 {
Chris@76	679 $foundBlackListedWords = true;
Chris@76	680 unset($searchArray[$index]);
Chris@76	681 }
Chris@76	682 // Don't allow very, very short words.
Chris@76	683 elseif ($smcFunc['strlen']($value) < 2)
Chris@76	684 {
Chris@76	685 $context['search_errors']['search_string_small_words'] = true;
Chris@76	686 unset($searchArray[$index]);
Chris@76	687 }
Chris@76	688 else
Chris@76	689 $searchArray[$index] = $searchArray[$index];
Chris@76	690 }
Chris@76	691 $searchArray = array_slice(array_unique($searchArray), 0, 10);
Chris@76	692
Chris@76	693 // Create an array of replacements for highlighting.
Chris@76	694 $context['mark'] = array();
Chris@76	695 foreach ($searchArray as $word)
Chris@76	696 $context['mark'][$word] = '<strong class="highlight">' . $word . '</strong>';
Chris@76	697
Chris@76	698 // Initialize two arrays storing the words that have to be searched for.
Chris@76	699 $orParts = array();
Chris@76	700 $searchWords = array();
Chris@76	701
Chris@76	702 // Make sure at least one word is being searched for.
Chris@76	703 if (empty($searchArray))
Chris@76	704 $context['search_errors']['invalid_search_string' . (!empty($foundBlackListedWords) ? '_blacklist' : '')] = true;
Chris@76	705 // All words/sentences must match.
Chris@76	706 elseif (empty($search_params['searchtype']))
Chris@76	707 $orParts[0] = $searchArray;
Chris@76	708 // Any word/sentence must match.
Chris@76	709 else
Chris@76	710 foreach ($searchArray as $index => $value)
Chris@76	711 $orParts[$index] = array($value);
Chris@76	712
Chris@76	713 // Don't allow duplicate error messages if one string is too short.
Chris@76	714 if (isset($context['search_errors']['search_string_small_words'], $context['search_errors']['invalid_search_string']))
Chris@76	715 unset($context['search_errors']['invalid_search_string']);
Chris@76	716 // Make sure the excluded words are in all or-branches.
Chris@76	717 foreach ($orParts as $orIndex => $andParts)
Chris@76	718 foreach ($excludedWords as $word)
Chris@76	719 $orParts[$orIndex][] = $word;
Chris@76	720
Chris@76	721 // Determine the or-branches and the fulltext search words.
Chris@76	722 foreach ($orParts as $orIndex => $andParts)
Chris@76	723 {
Chris@76	724 $searchWords[$orIndex] = array(
Chris@76	725 'indexed_words' => array(),
Chris@76	726 'words' => array(),
Chris@76	727 'subject_words' => array(),
Chris@76	728 'all_words' => array(),
Chris@76	729 );
Chris@76	730
Chris@76	731 // Sort the indexed words (large words -> small words -> excluded words).
Chris@76	732 if ($searchAPI->supportsMethod('searchSort'))
Chris@76	733 usort($orParts[$orIndex], 'searchSort');
Chris@76	734
Chris@76	735 foreach ($orParts[$orIndex] as $word)
Chris@76	736 {
Chris@76	737 $is_excluded = in_array($word, $excludedWords);
Chris@76	738
Chris@76	739 $searchWords[$orIndex]['all_words'][] = $word;
Chris@76	740
Chris@76	741 $subjectWords = text2words($word);
Chris@76	742 if (!$is_excluded \|\| count($subjectWords) === 1)
Chris@76	743 {
Chris@76	744 $searchWords[$orIndex]['subject_words'] = array_merge($searchWords[$orIndex]['subject_words'], $subjectWords);
Chris@76	745 if ($is_excluded)
Chris@76	746 $excludedSubjectWords = array_merge($excludedSubjectWords, $subjectWords);
Chris@76	747 }
Chris@76	748 else
Chris@76	749 $excludedPhrases[] = $word;
Chris@76	750
Chris@76	751 // Have we got indexes to prepare?
Chris@76	752 if ($searchAPI->supportsMethod('prepareIndexes'))
Chris@76	753 $searchAPI->prepareIndexes($word, $searchWords[$orIndex], $excludedIndexWords, $is_excluded);
Chris@76	754 }
Chris@76	755
Chris@76	756 // Search_force_index requires all AND parts to have at least one fulltext word.
Chris@76	757 if (!empty($modSettings['search_force_index']) && empty($searchWords[$orIndex]['indexed_words']))
Chris@76	758 {
Chris@76	759 $context['search_errors']['query_not_specific_enough'] = true;
Chris@76	760 break;
Chris@76	761 }
Chris@76	762 elseif ($search_params['subject_only'] && empty($searchWords[$orIndex]['subject_words']) && empty($excludedSubjectWords))
Chris@76	763 {
Chris@76	764 $context['search_errors']['query_not_specific_enough'] = true;
Chris@76	765 break;
Chris@76	766 }
Chris@76	767
Chris@76	768 // Make sure we aren't searching for too many indexed words.
Chris@76	769 else
Chris@76	770 {
Chris@76	771 $searchWords[$orIndex]['indexed_words'] = array_slice($searchWords[$orIndex]['indexed_words'], 0, 7);
Chris@76	772 $searchWords[$orIndex]['subject_words'] = array_slice($searchWords[$orIndex]['subject_words'], 0, 7);
Chris@76	773 }
Chris@76	774 }
Chris@76	775
Chris@76	776 // *** Spell checking
Chris@76	777 $context['show_spellchecking'] = !empty($modSettings['enableSpellChecking']) && function_exists('pspell_new');
Chris@76	778 if ($context['show_spellchecking'])
Chris@76	779 {
Chris@76	780 // Windows fix.
Chris@76	781 ob_start();
Chris@76	782 $old = error_reporting(0);
Chris@76	783
Chris@76	784 pspell_new('en');
Chris@76	785 $pspell_link = pspell_new($txt['lang_dictionary'], $txt['lang_spelling'], '', strtr($txt['lang_character_set'], array('iso-' => 'iso', 'ISO-' => 'iso')), PSPELL_FAST \| PSPELL_RUN_TOGETHER);
Chris@76	786
Chris@76	787 if (!$pspell_link)
Chris@76	788 $pspell_link = pspell_new('en', '', '', '', PSPELL_FAST \| PSPELL_RUN_TOGETHER);
Chris@76	789
Chris@76	790 error_reporting($old);
Chris@76	791 ob_end_clean();
Chris@76	792
Chris@76	793 $did_you_mean = array('search' => array(), 'display' => array());
Chris@76	794 $found_misspelling = false;
Chris@76	795 foreach ($searchArray as $word)
Chris@76	796 {
Chris@76	797 if (empty($pspell_link))
Chris@76	798 continue;
Chris@76	799
Chris@76	800 $word = $word;
Chris@76	801 // Don't check phrases.
Chris@76	802 if (preg_match('~^\w+$~', $word) === 0)
Chris@76	803 {
Chris@76	804 $did_you_mean['search'][] = '"' . $word . '"';
Chris@76	805 $did_you_mean['display'][] = '"' . $smcFunc['htmlspecialchars']($word) . '"';
Chris@76	806 continue;
Chris@76	807 }
Chris@76	808 // For some strange reason spell check can crash PHP on decimals.
Chris@76	809 elseif (preg_match('~\d~', $word) === 1)
Chris@76	810 {
Chris@76	811 $did_you_mean['search'][] = $word;
Chris@76	812 $did_you_mean['display'][] = $smcFunc['htmlspecialchars']($word);
Chris@76	813 continue;
Chris@76	814 }
Chris@76	815 elseif (pspell_check($pspell_link, $word))
Chris@76	816 {
Chris@76	817 $did_you_mean['search'][] = $word;
Chris@76	818 $did_you_mean['display'][] = $smcFunc['htmlspecialchars']($word);
Chris@76	819 continue;
Chris@76	820 }
Chris@76	821
Chris@76	822 $suggestions = pspell_suggest($pspell_link, $word);
Chris@76	823 foreach ($suggestions as $i => $s)
Chris@76	824 {
Chris@76	825 // Search is case insensitive.
Chris@76	826 if ($smcFunc['strtolower']($s) == $smcFunc['strtolower']($word))
Chris@76	827 unset($suggestions[$i]);
Chris@76	828 // Plus, don't suggest something the user thinks is rude!
Chris@76	829 elseif ($suggestions[$i] != censorText($s))
Chris@76	830 unset($suggestions[$i]);
Chris@76	831 }
Chris@76	832
Chris@76	833 // Anything found? If so, correct it!
Chris@76	834 if (!empty($suggestions))
Chris@76	835 {
Chris@76	836 $suggestions = array_values($suggestions);
Chris@76	837 $did_you_mean['search'][] = $suggestions[0];
Chris@76	838 $did_you_mean['display'][] = '<em><strong>' . $smcFunc['htmlspecialchars']($suggestions[0]) . '</strong></em>';
Chris@76	839 $found_misspelling = true;
Chris@76	840 }
Chris@76	841 else
Chris@76	842 {
Chris@76	843 $did_you_mean['search'][] = $word;
Chris@76	844 $did_you_mean['display'][] = $smcFunc['htmlspecialchars']($word);
Chris@76	845 }
Chris@76	846 }
Chris@76	847
Chris@76	848 if ($found_misspelling)
Chris@76	849 {
Chris@76	850 // Don't spell check excluded words, but add them still...
Chris@76	851 $temp_excluded = array('search' => array(), 'display' => array());
Chris@76	852 foreach ($excludedWords as $word)
Chris@76	853 {
Chris@76	854 $word = $word;
Chris@76	855
Chris@76	856 if (preg_match('~^\w+$~', $word) == 0)
Chris@76	857 {
Chris@76	858 $temp_excluded['search'][] = '-"' . $word . '"';
Chris@76	859 $temp_excluded['display'][] = '-"' . $smcFunc['htmlspecialchars']($word) . '"';
Chris@76	860 }
Chris@76	861 else
Chris@76	862 {
Chris@76	863 $temp_excluded['search'][] = '-' . $word;
Chris@76	864 $temp_excluded['display'][] = '-' . $smcFunc['htmlspecialchars']($word);
Chris@76	865 }
Chris@76	866 }
Chris@76	867
Chris@76	868 $did_you_mean['search'] = array_merge($did_you_mean['search'], $temp_excluded['search']);
Chris@76	869 $did_you_mean['display'] = array_merge($did_you_mean['display'], $temp_excluded['display']);
Chris@76	870
Chris@76	871 $temp_params = $search_params;
Chris@76	872 $temp_params['search'] = implode(' ', $did_you_mean['search']);
Chris@76	873 if (isset($temp_params['brd']))
Chris@76	874 $temp_params['brd'] = implode(',', $temp_params['brd']);
Chris@76	875 $context['params'] = array();
Chris@76	876 foreach ($temp_params as $k => $v)
Chris@76	877 $context['did_you_mean_params'][] = $k . '\|\'\|' . $v;
Chris@76	878 $context['did_you_mean_params'] = base64_encode(implode('\|"\|', $context['did_you_mean_params']));
Chris@76	879 $context['did_you_mean'] = implode(' ', $did_you_mean['display']);
Chris@76	880 }
Chris@76	881 }
Chris@76	882
Chris@76	883 // Let the user adjust the search query, should they wish?
Chris@76	884 $context['search_params'] = $search_params;
Chris@76	885 if (isset($context['search_params']['search']))
Chris@76	886 $context['search_params']['search'] = $smcFunc['htmlspecialchars']($context['search_params']['search']);
Chris@76	887 if (isset($context['search_params']['userspec']))
Chris@76	888 $context['search_params']['userspec'] = $smcFunc['htmlspecialchars']($context['search_params']['userspec']);
Chris@76	889
Chris@76	890 // Do we have captcha enabled?
Chris@76	891 if ($user_info['is_guest'] && !empty($modSettings['search_enable_captcha']) && empty($_SESSION['ss_vv_passed']) && (empty($_SESSION['last_ss']) \|\| $_SESSION['last_ss'] != $search_params['search']))
Chris@76	892 {
Chris@76	893 // If we come from another search box tone down the error...
Chris@76	894 if (!isset($_REQUEST['search_vv']))
Chris@76	895 $context['search_errors']['need_verification_code'] = true;
Chris@76	896 else
Chris@76	897 {
Chris@76	898 require_once($sourcedir . '/Subs-Editor.php');
Chris@76	899 $verificationOptions = array(
Chris@76	900 'id' => 'search',
Chris@76	901 );
Chris@76	902 $context['require_verification'] = create_control_verification($verificationOptions, true);
Chris@76	903
Chris@76	904 if (is_array($context['require_verification']))
Chris@76	905 {
Chris@76	906 foreach ($context['require_verification'] as $error)
Chris@76	907 $context['search_errors'][$error] = true;
Chris@76	908 }
Chris@76	909 // Don't keep asking for it - they've proven themselves worthy.
Chris@76	910 else
Chris@76	911 $_SESSION['ss_vv_passed'] = true;
Chris@76	912 }
Chris@76	913 }
Chris@76	914
Chris@76	915 // *** Encode all search params
Chris@76	916
Chris@76	917 // All search params have been checked, let's compile them to a single string... made less simple by PHP 4.3.9 and below.
Chris@76	918 $temp_params = $search_params;
Chris@76	919 if (isset($temp_params['brd']))
Chris@76	920 $temp_params['brd'] = implode(',', $temp_params['brd']);
Chris@76	921 $context['params'] = array();
Chris@76	922 foreach ($temp_params as $k => $v)
Chris@76	923 $context['params'][] = $k . '\|\'\|' . $v;
Chris@76	924
Chris@76	925 if (!empty($context['params']))
Chris@76	926 {
Chris@76	927 // Due to old IE's 2083 character limit, we have to compress long search strings
Chris@76	928 $params = @gzcompress(implode('\|"\|', $context['params']));
Chris@76	929 // Gzcompress failed, use try non-gz
Chris@76	930 if (empty($params))
Chris@76	931 $params = implode('\|"\|', $context['params']);
Chris@76	932 // Base64 encode, then replace +/= with uri safe ones that can be reverted
Chris@76	933 $context['params'] = str_replace(array('+', '/', '='), array('-', '_', '.'), base64_encode($params));
Chris@76	934 }
Chris@76	935
Chris@76	936 // ... and add the links to the link tree.
Chris@76	937 $context['linktree'][] = array(
Chris@76	938 'url' => $scripturl . '?action=search;params=' . $context['params'],
Chris@76	939 'name' => $txt['search']
Chris@76	940 );
Chris@76	941 $context['linktree'][] = array(
Chris@76	942 'url' => $scripturl . '?action=search2;params=' . $context['params'],
Chris@76	943 'name' => $txt['search_results']
Chris@76	944 );
Chris@76	945
Chris@76	946 // *** A last error check
Chris@76	947
Chris@76	948 // One or more search errors? Go back to the first search screen.
Chris@76	949 if (!empty($context['search_errors']))
Chris@76	950 {
Chris@76	951 $_REQUEST['params'] = $context['params'];
Chris@76	952 return PlushSearch1();
Chris@76	953 }
Chris@76	954
Chris@76	955 // Spam me not, Spam-a-lot?
Chris@76	956 if (empty($_SESSION['last_ss']) \|\| $_SESSION['last_ss'] != $search_params['search'])
Chris@76	957 spamProtection('search');
Chris@76	958 // Store the last search string to allow pages of results to be browsed.
Chris@76	959 $_SESSION['last_ss'] = $search_params['search'];
Chris@76	960
Chris@76	961 // *** Reserve an ID for caching the search results.
Chris@76	962 $query_params = array_merge($search_params, array(
Chris@76	963 'min_msg_id' => isset($minMsgID) ? (int) $minMsgID : 0,
Chris@76	964 'max_msg_id' => isset($maxMsgID) ? (int) $maxMsgID : 0,
Chris@76	965 'memberlist' => !empty($memberlist) ? $memberlist : array(),
Chris@76	966 ));
Chris@76	967
Chris@76	968 // Can this search rely on the API given the parameters?
Chris@76	969 if ($searchAPI->supportsMethod('searchQuery', $query_params))
Chris@76	970 {
Chris@76	971 $participants = array();
Chris@76	972 $searchArray = array();
Chris@76	973
Chris@76	974 $num_results = $searchAPI->searchQuery($query_params, $searchWords, $excludedIndexWords, $participants, $searchArray);
Chris@76	975 }
Chris@76	976
Chris@76	977 // Update the cache if the current search term is not yet cached.
Chris@76	978 else
Chris@76	979 {
Chris@76	980 $update_cache = empty($_SESSION['search_cache']) \|\| ($_SESSION['search_cache']['params'] != $context['params']);
Chris@76	981 if ($update_cache)
Chris@76	982 {
Chris@76	983 // Increase the pointer...
Chris@76	984 $modSettings['search_pointer'] = empty($modSettings['search_pointer']) ? 0 : (int) $modSettings['search_pointer'];
Chris@76	985 // ...and store it right off.
Chris@76	986 updateSettings(array('search_pointer' => $modSettings['search_pointer'] >= 255 ? 0 : $modSettings['search_pointer'] + 1));
Chris@76	987 // As long as you don't change the parameters, the cache result is yours.
Chris@76	988 $_SESSION['search_cache'] = array(
Chris@76	989 'id_search' => $modSettings['search_pointer'],
Chris@76	990 'num_results' => -1,
Chris@76	991 'params' => $context['params'],
Chris@76	992 );
Chris@76	993
Chris@76	994 // Clear the previous cache of the final results cache.
Chris@76	995 $smcFunc['db_search_query']('delete_log_search_results', '
Chris@76	996 DELETE FROM {db_prefix}log_search_results
Chris@76	997 WHERE id_search = {int:search_id}',
Chris@76	998 array(
Chris@76	999 'search_id' => $_SESSION['search_cache']['id_search'],
Chris@76	1000 )
Chris@76	1001 );
Chris@76	1002
Chris@76	1003 if ($search_params['subject_only'])
Chris@76	1004 {
Chris@76	1005 // We do this to try and avoid duplicate keys on databases not supporting INSERT IGNORE.
Chris@76	1006 $inserts = array();
Chris@76	1007 foreach ($searchWords as $orIndex => $words)
Chris@76	1008 {
Chris@76	1009 $subject_query_params = array();
Chris@76	1010 $subject_query = array(
Chris@76	1011 'from' => '{db_prefix}topics AS t',
Chris@76	1012 'inner_join' => array(),
Chris@76	1013 'left_join' => array(),
Chris@76	1014 'where' => array(),
Chris@76	1015 );
Chris@76	1016
Chris@76	1017 if ($modSettings['postmod_active'])
Chris@76	1018 $subject_query['where'][] = 't.approved = {int:is_approved}';
Chris@76	1019
Chris@76	1020 $numTables = 0;
Chris@76	1021 $prev_join = 0;
Chris@76	1022 $numSubjectResults = 0;
Chris@76	1023 foreach ($words['subject_words'] as $subjectWord)
Chris@76	1024 {
Chris@76	1025 $numTables++;
Chris@76	1026 if (in_array($subjectWord, $excludedSubjectWords))
Chris@76	1027 {
Chris@76	1028 $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)';
Chris@76	1029 $subject_query['where'][] = '(subj' . $numTables . '.word IS NULL)';
Chris@76	1030 }
Chris@76	1031 else
Chris@76	1032 {
Chris@76	1033 $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)';
Chris@76	1034 $subject_query['where'][] = 'subj' . $numTables . '.word ' . (empty($modSettings['search_match_words']) ? 'LIKE {string:subject_words_' . $numTables . '_wild}' : '= {string:subject_words_' . $numTables . '}');
Chris@76	1035 $prev_join = $numTables;
Chris@76	1036 }
Chris@76	1037 $subject_query_params['subject_words_' . $numTables] = $subjectWord;
Chris@76	1038 $subject_query_params['subject_words_' . $numTables . '_wild'] = '%' . $subjectWord . '%';
Chris@76	1039 }
Chris@76	1040
Chris@76	1041 if (!empty($userQuery))
Chris@76	1042 {
Chris@76	1043 if ($subject_query['from'] != '{db_prefix}messages AS m')
Chris@76	1044 {
Chris@76	1045 $subject_query['inner_join'][] = '{db_prefix}messages AS m ON (m.id_topic = t.id_topic)';
Chris@76	1046 }
Chris@76	1047 $subject_query['where'][] = $userQuery;
Chris@76	1048 }
Chris@76	1049 if (!empty($search_params['topic']))
Chris@76	1050 $subject_query['where'][] = 't.id_topic = ' . $search_params['topic'];
Chris@76	1051 if (!empty($minMsgID))
Chris@76	1052 $subject_query['where'][] = 't.id_first_msg >= ' . $minMsgID;
Chris@76	1053 if (!empty($maxMsgID))
Chris@76	1054 $subject_query['where'][] = 't.id_last_msg <= ' . $maxMsgID;
Chris@76	1055 if (!empty($boardQuery))
Chris@76	1056 $subject_query['where'][] = 't.id_board ' . $boardQuery;
Chris@76	1057 if (!empty($excludedPhrases))
Chris@76	1058 {
Chris@76	1059 if ($subject_query['from'] != '{db_prefix}messages AS m')
Chris@76	1060 {
Chris@76	1061 $subject_query['inner_join'][] = '{db_prefix}messages AS m ON (m.id_msg = t.id_first_msg)';
Chris@76	1062 }
Chris@76	1063 $count = 0;
Chris@76	1064 foreach ($excludedPhrases as $phrase)
Chris@76	1065 {
Chris@76	1066 $subject_query['where'][] = 'm.subject NOT ' . (empty($modSettings['search_match_words']) \|\| $no_regexp ? ' LIKE ' : ' RLIKE ') . '{string:excluded_phrases_' . $count . '}';
Chris@76	1067 $subject_query_params['excluded_phrases_' . $count++] = empty($modSettings['search_match_words']) \|\| $no_regexp ? '%' . strtr($phrase, array('_' => '\\_', '%' => '\\%')) . '%' : '[[:<:]]' . addcslashes(preg_replace(array('/([\[\]$.+*?\|{}()])/'), array('[$1]'), $phrase), '\\\'') . '[[:>:]]';
Chris@76	1068 }
Chris@76	1069 }
Chris@76	1070
Chris@76	1071 $ignoreRequest = $smcFunc['db_search_query']('insert_log_search_results_subject',
Chris@76	1072 ($smcFunc['db_support_ignore'] ? '
Chris@76	1073 INSERT IGNORE INTO {db_prefix}log_search_results
Chris@76	1074 (id_search, id_topic, relevance, id_msg, num_matches)' : '') . '
Chris@76	1075 SELECT
Chris@76	1076 {int:id_search},
Chris@76	1077 t.id_topic,
Chris@76	1078 1000 * (
Chris@76	1079 {int:weight_frequency} / (t.num_replies + 1) +
Chris@76	1080 {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 +
Chris@76	1081 {int:weight_length} * CASE WHEN t.num_replies < {int:huge_topic_posts} THEN t.num_replies / {int:huge_topic_posts} ELSE 1 END +
Chris@76	1082 {int:weight_subject} +
Chris@76	1083 {int:weight_sticky} * t.is_sticky
Chris@76	1084 ) / {int:weight_total} AS relevance,
Chris@76	1085 ' . (empty($userQuery) ? 't.id_first_msg' : 'm.id_msg') . ',
Chris@76	1086 1
Chris@76	1087 FROM ' . $subject_query['from'] . (empty($subject_query['inner_join']) ? '' : '
Chris@76	1088 INNER JOIN ' . implode('
Chris@76	1089 INNER JOIN ', $subject_query['inner_join'])) . (empty($subject_query['left_join']) ? '' : '
Chris@76	1090 LEFT JOIN ' . implode('
Chris@76	1091 LEFT JOIN ', $subject_query['left_join'])) . '
Chris@76	1092 WHERE ' . implode('
Chris@76	1093 AND ', $subject_query['where']) . (empty($modSettings['search_max_results']) ? '' : '
Chris@76	1094 LIMIT ' . ($modSettings['search_max_results'] - $numSubjectResults)),
Chris@76	1095 array_merge($subject_query_params, array(
Chris@76	1096 'id_search' => $_SESSION['search_cache']['id_search'],
Chris@76	1097 'weight_age' => $weight['age'],
Chris@76	1098 'weight_frequency' => $weight['frequency'],
Chris@76	1099 'weight_length' => $weight['length'],
Chris@76	1100 'weight_sticky' => $weight['sticky'],
Chris@76	1101 'weight_subject' => $weight['subject'],
Chris@76	1102 'weight_total' => $weight_total,
Chris@76	1103 'min_msg' => $minMsg,
Chris@76	1104 'recent_message' => $recentMsg,
Chris@76	1105 'huge_topic_posts' => $humungousTopicPosts,
Chris@76	1106 'is_approved' => 1,
Chris@76	1107 ))
Chris@76	1108 );
Chris@76	1109
Chris@76	1110 // If the database doesn't support IGNORE to make this fast we need to do some tracking.
Chris@76	1111 if (!$smcFunc['db_support_ignore'])
Chris@76	1112 {
Chris@76	1113 while ($row = $smcFunc['db_fetch_row']($ignoreRequest))
Chris@76	1114 {
Chris@76	1115 // No duplicates!
Chris@76	1116 if (isset($inserts[$row[1]]))
Chris@76	1117 continue;
Chris@76	1118
Chris@76	1119 foreach ($row as $key => $value)
Chris@76	1120 $inserts[$row[1]][] = (int) $row[$key];
Chris@76	1121 }
Chris@76	1122 $smcFunc['db_free_result']($ignoreRequest);
Chris@76	1123 $numSubjectResults = count($inserts);
Chris@76	1124 }
Chris@76	1125 else
Chris@76	1126 $numSubjectResults += $smcFunc['db_affected_rows']();
Chris@76	1127
Chris@76	1128 if (!empty($modSettings['search_max_results']) && $numSubjectResults >= $modSettings['search_max_results'])
Chris@76	1129 break;
Chris@76	1130 }
Chris@76	1131
Chris@76	1132 // If there's data to be inserted for non-IGNORE databases do it here!
Chris@76	1133 if (!empty($inserts))
Chris@76	1134 {
Chris@76	1135 $smcFunc['db_insert']('',
Chris@76	1136 '{db_prefix}log_search_results',
Chris@76	1137 array('id_search' => 'int', 'id_topic' => 'int', 'relevance' => 'int', 'id_msg' => 'int', 'num_matches' => 'int'),
Chris@76	1138 $inserts,
Chris@76	1139 array('id_search', 'id_topic')
Chris@76	1140 );
Chris@76	1141 }
Chris@76	1142
Chris@76	1143 $_SESSION['search_cache']['num_results'] = $numSubjectResults;
Chris@76	1144 }
Chris@76	1145 else
Chris@76	1146 {
Chris@76	1147 $main_query = array(
Chris@76	1148 'select' => array(
Chris@76	1149 'id_search' => $_SESSION['search_cache']['id_search'],
Chris@76	1150 'relevance' => '0',
Chris@76	1151 ),
Chris@76	1152 'weights' => array(),
Chris@76	1153 'from' => '{db_prefix}topics AS t',
Chris@76	1154 'inner_join' => array(
Chris@76	1155 '{db_prefix}messages AS m ON (m.id_topic = t.id_topic)'
Chris@76	1156 ),
Chris@76	1157 'left_join' => array(),
Chris@76	1158 'where' => array(),
Chris@76	1159 'group_by' => array(),
Chris@76	1160 'parameters' => array(
Chris@76	1161 'min_msg' => $minMsg,
Chris@76	1162 'recent_message' => $recentMsg,
Chris@76	1163 'huge_topic_posts' => $humungousTopicPosts,
Chris@76	1164 'is_approved' => 1,
Chris@76	1165 ),
Chris@76	1166 );
Chris@76	1167
Chris@76	1168 if (empty($search_params['topic']) && empty($search_params['show_complete']))
Chris@76	1169 {
Chris@76	1170 $main_query['select']['id_topic'] = 't.id_topic';
Chris@76	1171 $main_query['select']['id_msg'] = 'MAX(m.id_msg) AS id_msg';
Chris@76	1172 $main_query['select']['num_matches'] = 'COUNT(*) AS num_matches';
Chris@76	1173
Chris@76	1174 $main_query['weights'] = array(
Chris@76	1175 'frequency' => 'COUNT(*) / (MAX(t.num_replies) + 1)',
Chris@76	1176 'age' => 'CASE WHEN MAX(m.id_msg) < {int:min_msg} THEN 0 ELSE (MAX(m.id_msg) - {int:min_msg}) / {int:recent_message} END',
Chris@76	1177 'length' => 'CASE WHEN MAX(t.num_replies) < {int:huge_topic_posts} THEN MAX(t.num_replies) / {int:huge_topic_posts} ELSE 1 END',
Chris@76	1178 'subject' => '0',
Chris@76	1179 'first_message' => 'CASE WHEN MIN(m.id_msg) = MAX(t.id_first_msg) THEN 1 ELSE 0 END',
Chris@76	1180 'sticky' => 'MAX(t.is_sticky)',
Chris@76	1181 );
Chris@76	1182
Chris@76	1183 $main_query['group_by'][] = 't.id_topic';
Chris@76	1184 }
Chris@76	1185 else
Chris@76	1186 {
Chris@76	1187 // This is outrageous!
Chris@76	1188 $main_query['select']['id_topic'] = 'm.id_msg AS id_topic';
Chris@76	1189 $main_query['select']['id_msg'] = 'm.id_msg';
Chris@76	1190 $main_query['select']['num_matches'] = '1 AS num_matches';
Chris@76	1191
Chris@76	1192 $main_query['weights'] = array(
Chris@76	1193 'age' => '((m.id_msg - t.id_first_msg) / CASE WHEN t.id_last_msg = t.id_first_msg THEN 1 ELSE t.id_last_msg - t.id_first_msg END)',
Chris@76	1194 'first_message' => 'CASE WHEN m.id_msg = t.id_first_msg THEN 1 ELSE 0 END',
Chris@76	1195 );
Chris@76	1196
Chris@76	1197 if (!empty($search_params['topic']))
Chris@76	1198 {
Chris@76	1199 $main_query['where'][] = 't.id_topic = {int:topic}';
Chris@76	1200 $main_query['parameters']['topic'] = $search_params['topic'];
Chris@76	1201 }
Chris@76	1202 if (!empty($search_params['show_complete']))
Chris@76	1203 $main_query['group_by'][] = 'm.id_msg, t.id_first_msg, t.id_last_msg';
Chris@76	1204 }
Chris@76	1205
Chris@76	1206 // *** Get the subject results.
Chris@76	1207 $numSubjectResults = 0;
Chris@76	1208 if (empty($search_params['topic']))
Chris@76	1209 {
Chris@76	1210 $inserts = array();
Chris@76	1211 // Create a temporary table to store some preliminary results in.
Chris@76	1212 $smcFunc['db_search_query']('drop_tmp_log_search_topics', '
Chris@76	1213 DROP TABLE IF EXISTS {db_prefix}tmp_log_search_topics',
Chris@76	1214 array(
Chris@76	1215 'db_error_skip' => true,
Chris@76	1216 )
Chris@76	1217 );
Chris@76	1218 $createTemporary = $smcFunc['db_search_query']('create_tmp_log_search_topics', '
Chris@76	1219 CREATE TEMPORARY TABLE {db_prefix}tmp_log_search_topics (
Chris@76	1220 id_topic mediumint(8) unsigned NOT NULL default {string:string_zero},
Chris@76	1221 PRIMARY KEY (id_topic)
Chris@76	1222 ) TYPE=HEAP',
Chris@76	1223 array(
Chris@76	1224 'string_zero' => '0',
Chris@76	1225 'db_error_skip' => true,
Chris@76	1226 )
Chris@76	1227 ) !== false;
Chris@76	1228
Chris@76	1229 // Clean up some previous cache.
Chris@76	1230 if (!$createTemporary)
Chris@76	1231 $smcFunc['db_search_query']('delete_log_search_topics', '
Chris@76	1232 DELETE FROM {db_prefix}log_search_topics
Chris@76	1233 WHERE id_search = {int:search_id}',
Chris@76	1234 array(
Chris@76	1235 'search_id' => $_SESSION['search_cache']['id_search'],
Chris@76	1236 )
Chris@76	1237 );
Chris@76	1238
Chris@76	1239 foreach ($searchWords as $orIndex => $words)
Chris@76	1240 {
Chris@76	1241 $subject_query = array(
Chris@76	1242 'from' => '{db_prefix}topics AS t',
Chris@76	1243 'inner_join' => array(),
Chris@76	1244 'left_join' => array(),
Chris@76	1245 'where' => array(),
Chris@76	1246 'params' => array(),
Chris@76	1247 );
Chris@76	1248
Chris@76	1249 $numTables = 0;
Chris@76	1250 $prev_join = 0;
Chris@76	1251 $count = 0;
Chris@76	1252 foreach ($words['subject_words'] as $subjectWord)
Chris@76	1253 {
Chris@76	1254 $numTables++;
Chris@76	1255 if (in_array($subjectWord, $excludedSubjectWords))
Chris@76	1256 {
Chris@76	1257 if ($subject_query['from'] != '{db_prefix}messages AS m')
Chris@76	1258 {
Chris@76	1259 $subject_query['inner_join'][] = '{db_prefix}messages AS m ON (m.id_msg = t.id_first_msg)';
Chris@76	1260 }
Chris@76	1261 $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)';
Chris@76	1262 $subject_query['params']['subject_not_' . $count] = empty($modSettings['search_match_words']) ? '%' . $subjectWord . '%' : $subjectWord;
Chris@76	1263
Chris@76	1264 $subject_query['where'][] = '(subj' . $numTables . '.word IS NULL)';
Chris@76	1265 $subject_query['where'][] = 'm.body NOT ' . (empty($modSettings['search_match_words']) \|\| $no_regexp ? ' LIKE ' : ' RLIKE ') . '{string:body_not_' . $count . '}';
Chris@76	1266 $subject_query['params']['body_not_' . $count++] = empty($modSettings['search_match_words']) \|\| $no_regexp ? '%' . strtr($subjectWord, array('_' => '\\_', '%' => '\\%')) . '%' : '[[:<:]]' . addcslashes(preg_replace(array('/([\[\]$.+*?\|{}()])/'), array('[$1]'), $subjectWord), '\\\'') . '[[:>:]]';
Chris@76	1267 }
Chris@76	1268 else
Chris@76	1269 {
Chris@76	1270 $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)';
Chris@76	1271 $subject_query['where'][] = 'subj' . $numTables . '.word LIKE {string:subject_like_' . $count . '}';
Chris@76	1272 $subject_query['params']['subject_like_' . $count++] = empty($modSettings['search_match_words']) ? '%' . $subjectWord . '%' : $subjectWord;
Chris@76	1273 $prev_join = $numTables;
Chris@76	1274 }
Chris@76	1275 }
Chris@76	1276
Chris@76	1277 if (!empty($userQuery))
Chris@76	1278 {
Chris@76	1279 if ($subject_query['from'] != '{db_prefix}messages AS m')
Chris@76	1280 {
Chris@76	1281 $subject_query['inner_join'][] = '{db_prefix}messages AS m ON (m.id_msg = t.id_first_msg)';
Chris@76	1282 }
Chris@76	1283 $subject_query['where'][] = '{raw:user_query}';
Chris@76	1284 $subject_query['params']['user_query'] = $userQuery;
Chris@76	1285 }
Chris@76	1286 if (!empty($search_params['topic']))
Chris@76	1287 {
Chris@76	1288 $subject_query['where'][] = 't.id_topic = {int:topic}';
Chris@76	1289 $subject_query['params']['topic'] = $search_params['topic'];
Chris@76	1290 }
Chris@76	1291 if (!empty($minMsgID))
Chris@76	1292 {
Chris@76	1293 $subject_query['where'][] = 't.id_first_msg >= {int:min_msg_id}';
Chris@76	1294 $subject_query['params']['min_msg_id'] = $minMsgID;
Chris@76	1295 }
Chris@76	1296 if (!empty($maxMsgID))
Chris@76	1297 {
Chris@76	1298 $subject_query['where'][] = 't.id_last_msg <= {int:max_msg_id}';
Chris@76	1299 $subject_query['params']['max_msg_id'] = $maxMsgID;
Chris@76	1300 }
Chris@76	1301 if (!empty($boardQuery))
Chris@76	1302 {
Chris@76	1303 $subject_query['where'][] = 't.id_board {raw:board_query}';
Chris@76	1304 $subject_query['params']['board_query'] = $boardQuery;
Chris@76	1305 }
Chris@76	1306 if (!empty($excludedPhrases))
Chris@76	1307 {
Chris@76	1308 if ($subject_query['from'] != '{db_prefix}messages AS m')
Chris@76	1309 {
Chris@76	1310 $subject_query['inner_join'][] = '{db_prefix}messages AS m ON (m.id_msg = t.id_first_msg)';
Chris@76	1311 }
Chris@76	1312 $count = 0;
Chris@76	1313 foreach ($excludedPhrases as $phrase)
Chris@76	1314 {
Chris@76	1315 $subject_query['where'][] = 'm.subject NOT ' . (empty($modSettings['search_match_words']) \|\| $no_regexp ? ' LIKE ' : ' RLIKE ') . '{string:exclude_phrase_' . $count . '}';
Chris@76	1316 $subject_query['where'][] = 'm.body NOT ' . (empty($modSettings['search_match_words']) \|\| $no_regexp ? ' LIKE ' : ' RLIKE ') . '{string:exclude_phrase_' . $count . '}';
Chris@76	1317 $subject_query['params']['exclude_phrase_' . $count++] = empty($modSettings['search_match_words']) \|\| $no_regexp ? '%' . strtr($phrase, array('_' => '\\_', '%' => '\\%')) . '%' : '[[:<:]]' . addcslashes(preg_replace(array('/([\[\]$.+*?\|{}()])/'), array('[$1]'), $phrase), '\\\'') . '[[:>:]]';
Chris@76	1318 }
Chris@76	1319 }
Chris@76	1320
Chris@76	1321 // Nothing to search for?
Chris@76	1322 if (empty($subject_query['where']))
Chris@76	1323 continue;
Chris@76	1324
Chris@76	1325 $ignoreRequest = $smcFunc['db_search_query']('insert_log_search_topics', ($smcFunc['db_support_ignore'] ? ( '
Chris@76	1326 INSERT IGNORE INTO {db_prefix}' . ($createTemporary ? 'tmp_' : '') . 'log_search_topics
Chris@76	1327 (' . ($createTemporary ? '' : 'id_search, ') . 'id_topic)') : '') . '
Chris@76	1328 SELECT ' . ($createTemporary ? '' : $_SESSION['search_cache']['id_search'] . ', ') . 't.id_topic
Chris@76	1329 FROM ' . $subject_query['from'] . (empty($subject_query['inner_join']) ? '' : '
Chris@76	1330 INNER JOIN ' . implode('
Chris@76	1331 INNER JOIN ', $subject_query['inner_join'])) . (empty($subject_query['left_join']) ? '' : '
Chris@76	1332 LEFT JOIN ' . implode('
Chris@76	1333 LEFT JOIN ', $subject_query['left_join'])) . '
Chris@76	1334 WHERE ' . implode('
Chris@76	1335 AND ', $subject_query['where']) . (empty($modSettings['search_max_results']) ? '' : '
Chris@76	1336 LIMIT ' . ($modSettings['search_max_results'] - $numSubjectResults)),
Chris@76	1337 $subject_query['params']
Chris@76	1338 );
Chris@76	1339 // Don't do INSERT IGNORE? Manually fix this up!
Chris@76	1340 if (!$smcFunc['db_support_ignore'])
Chris@76	1341 {
Chris@76	1342 while ($row = $smcFunc['db_fetch_row']($ignoreRequest))
Chris@76	1343 {
Chris@76	1344 $ind = $createTemporary ? 0 : 1;
Chris@76	1345 // No duplicates!
Chris@76	1346 if (isset($inserts[$row[$ind]]))
Chris@76	1347 continue;
Chris@76	1348
Chris@76	1349 $inserts[$row[$ind]] = $row;
Chris@76	1350 }
Chris@76	1351 $smcFunc['db_free_result']($ignoreRequest);
Chris@76	1352 $numSubjectResults = count($inserts);
Chris@76	1353 }
Chris@76	1354 else
Chris@76	1355 $numSubjectResults += $smcFunc['db_affected_rows']();
Chris@76	1356
Chris@76	1357 if (!empty($modSettings['search_max_results']) && $numSubjectResults >= $modSettings['search_max_results'])
Chris@76	1358 break;
Chris@76	1359 }
Chris@76	1360
Chris@76	1361 // Got some non-MySQL data to plonk in?
Chris@76	1362 if (!empty($inserts))
Chris@76	1363 {
Chris@76	1364 $smcFunc['db_insert']('',
Chris@76	1365 ('{db_prefix}' . ($createTemporary ? 'tmp_' : '') . 'log_search_topics'),
Chris@76	1366 $createTemporary ? array('id_topic' => 'int') : array('id_search' => 'int', 'id_topic' => 'int'),
Chris@76	1367 $inserts,
Chris@76	1368 $createTemporary ? array('id_topic') : array('id_search', 'id_topic')
Chris@76	1369 );
Chris@76	1370 }
Chris@76	1371
Chris@76	1372 if ($numSubjectResults !== 0)
Chris@76	1373 {
Chris@76	1374 $main_query['weights']['subject'] = 'CASE WHEN MAX(lst.id_topic) IS NULL THEN 0 ELSE 1 END';
Chris@76	1375 $main_query['left_join'][] = '{db_prefix}' . ($createTemporary ? 'tmp_' : '') . 'log_search_topics AS lst ON (' . ($createTemporary ? '' : 'lst.id_search = {int:id_search} AND ') . 'lst.id_topic = t.id_topic)';
Chris@76	1376 if (!$createTemporary)
Chris@76	1377 $main_query['parameters']['id_search'] = $_SESSION['search_cache']['id_search'];
Chris@76	1378 }
Chris@76	1379 }
Chris@76	1380
Chris@76	1381 $indexedResults = 0;
Chris@76	1382 // We building an index?
Chris@76	1383 if ($searchAPI->supportsMethod('indexedWordQuery', $query_params))
Chris@76	1384 {
Chris@76	1385 $inserts = array();
Chris@76	1386 $smcFunc['db_search_query']('drop_tmp_log_search_messages', '
Chris@76	1387 DROP TABLE IF EXISTS {db_prefix}tmp_log_search_messages',
Chris@76	1388 array(
Chris@76	1389 'db_error_skip' => true,
Chris@76	1390 )
Chris@76	1391 );
Chris@76	1392
Chris@76	1393 $createTemporary = $smcFunc['db_search_query']('create_tmp_log_search_messages', '
Chris@76	1394 CREATE TEMPORARY TABLE {db_prefix}tmp_log_search_messages (
Chris@76	1395 id_msg int(10) unsigned NOT NULL default {string:string_zero},
Chris@76	1396 PRIMARY KEY (id_msg)
Chris@76	1397 ) TYPE=HEAP',
Chris@76	1398 array(
Chris@76	1399 'string_zero' => '0',
Chris@76	1400 'db_error_skip' => true,
Chris@76	1401 )
Chris@76	1402 ) !== false;
Chris@76	1403
Chris@76	1404 // Clear, all clear!
Chris@76	1405 if (!$createTemporary)
Chris@76	1406 $smcFunc['db_search_query']('delete_log_search_messages', '
Chris@76	1407 DELETE FROM {db_prefix}log_search_messages
Chris@76	1408 WHERE id_search = {int:id_search}',
Chris@76	1409 array(
Chris@76	1410 'id_search' => $_SESSION['search_cache']['id_search'],
Chris@76	1411 )
Chris@76	1412 );
Chris@76	1413
Chris@76	1414 foreach ($searchWords as $orIndex => $words)
Chris@76	1415 {
Chris@76	1416 // Search for this word, assuming we have some words!
Chris@76	1417 if (!empty($words['indexed_words']))
Chris@76	1418 {
Chris@76	1419 // Variables required for the search.
Chris@76	1420 $search_data = array(
Chris@76	1421 'insert_into' => ($createTemporary ? 'tmp_' : '') . 'log_search_messages',
Chris@76	1422 'no_regexp' => $no_regexp,
Chris@76	1423 'max_results' => $maxMessageResults,
Chris@76	1424 'indexed_results' => $indexedResults,
Chris@76	1425 'params' => array(
Chris@76	1426 'id_search' => !$createTemporary ? $_SESSION['search_cache']['id_search'] : 0,
Chris@76	1427 'excluded_words' => $excludedWords,
Chris@76	1428 'user_query' => !empty($userQuery) ? $userQuery : '',
Chris@76	1429 'board_query' => !empty($boardQuery) ? $boardQuery : '',
Chris@76	1430 'topic' => !empty($search_params['topic']) ? $search_params['topic'] : 0,
Chris@76	1431 'min_msg_id' => !empty($minMsgID) ? $minMsgID : 0,
Chris@76	1432 'max_msg_id' => !empty($maxMsgID) ? $maxMsgID : 0,
Chris@76	1433 'excluded_phrases' => !empty($excludedPhrases) ? $excludedPhrases : array(),
Chris@76	1434 'excluded_index_words' => !empty($excludedIndexWords) ? $excludedIndexWords : array(),
Chris@76	1435 'excluded_subject_words' => !empty($excludedSubjectWords) ? $excludedSubjectWords : array(),
Chris@76	1436 ),
Chris@76	1437 );
Chris@76	1438
Chris@76	1439 $ignoreRequest = $searchAPI->indexedWordQuery($words, $search_data);
Chris@76	1440
Chris@76	1441 if (!$smcFunc['db_support_ignore'])
Chris@76	1442 {
Chris@76	1443 while ($row = $smcFunc['db_fetch_row']($ignoreRequest))
Chris@76	1444 {
Chris@76	1445 // No duplicates!
Chris@76	1446 if (isset($inserts[$row[0]]))
Chris@76	1447 continue;
Chris@76	1448
Chris@76	1449 $inserts[$row[0]] = $row;
Chris@76	1450 }
Chris@76	1451 $smcFunc['db_free_result']($ignoreRequest);
Chris@76	1452 $indexedResults = count($inserts);
Chris@76	1453 }
Chris@76	1454 else
Chris@76	1455 $indexedResults += $smcFunc['db_affected_rows']();
Chris@76	1456
Chris@76	1457 if (!empty($maxMessageResults) && $indexedResults >= $maxMessageResults)
Chris@76	1458 break;
Chris@76	1459 }
Chris@76	1460 }
Chris@76	1461
Chris@76	1462 // More non-MySQL stuff needed?
Chris@76	1463 if (!empty($inserts))
Chris@76	1464 {
Chris@76	1465 $smcFunc['db_insert']('',
Chris@76	1466 '{db_prefix}' . ($createTemporary ? 'tmp_' : '') . 'log_search_messages',
Chris@76	1467 $createTemporary ? array('id_msg' => 'int') : array('id_msg' => 'int', 'id_search' => 'int'),
Chris@76	1468 $inserts,
Chris@76	1469 $createTemporary ? array('id_msg') : array('id_msg', 'id_search')
Chris@76	1470 );
Chris@76	1471 }
Chris@76	1472
Chris@76	1473 if (empty($indexedResults) && empty($numSubjectResults) && !empty($modSettings['search_force_index']))
Chris@76	1474 {
Chris@76	1475 $context['search_errors']['query_not_specific_enough'] = true;
Chris@76	1476 $_REQUEST['params'] = $context['params'];
Chris@76	1477 return PlushSearch1();
Chris@76	1478 }
Chris@76	1479 elseif (!empty($indexedResults))
Chris@76	1480 {
Chris@76	1481 $main_query['inner_join'][] = '{db_prefix}' . ($createTemporary ? 'tmp_' : '') . 'log_search_messages AS lsm ON (lsm.id_msg = m.id_msg)';
Chris@76	1482 if (!$createTemporary)
Chris@76	1483 {
Chris@76	1484 $main_query['where'][] = 'lsm.id_search = {int:id_search}';
Chris@76	1485 $main_query['parameters']['id_search'] = $_SESSION['search_cache']['id_search'];
Chris@76	1486 }
Chris@76	1487 }
Chris@76	1488 }
Chris@76	1489
Chris@76	1490 // Not using an index? All conditions have to be carried over.
Chris@76	1491 else
Chris@76	1492 {
Chris@76	1493 $orWhere = array();
Chris@76	1494 $count = 0;
Chris@76	1495 foreach ($searchWords as $orIndex => $words)
Chris@76	1496 {
Chris@76	1497 $where = array();
Chris@76	1498 foreach ($words['all_words'] as $regularWord)
Chris@76	1499 {
Chris@76	1500 $where[] = 'm.body' . (in_array($regularWord, $excludedWords) ? ' NOT' : '') . (empty($modSettings['search_match_words']) \|\| $no_regexp ? ' LIKE ' : ' RLIKE ') . '{string:all_word_body_' . $count . '}';
Chris@76	1501 if (in_array($regularWord, $excludedWords))
Chris@76	1502 $where[] = 'm.subject NOT' . (empty($modSettings['search_match_words']) \|\| $no_regexp ? ' LIKE ' : ' RLIKE ') . '{string:all_word_body_' . $count . '}';
Chris@76	1503 $main_query['parameters']['all_word_body_' . $count++] = empty($modSettings['search_match_words']) \|\| $no_regexp ? '%' . strtr($regularWord, array('_' => '\\_', '%' => '\\%')) . '%' : '[[:<:]]' . addcslashes(preg_replace(array('/([\[\]$.+*?\|{}()])/'), array('[$1]'), $regularWord), '\\\'') . '[[:>:]]';
Chris@76	1504 }
Chris@76	1505 if (!empty($where))
Chris@76	1506 $orWhere[] = count($where) > 1 ? '(' . implode(' AND ', $where) . ')' : $where[0];
Chris@76	1507 }
Chris@76	1508 if (!empty($orWhere))
Chris@76	1509 $main_query['where'][] = count($orWhere) > 1 ? '(' . implode(' OR ', $orWhere) . ')' : $orWhere[0];
Chris@76	1510
Chris@76	1511 if (!empty($userQuery))
Chris@76	1512 {
Chris@76	1513 $main_query['where'][] = '{raw:user_query}';
Chris@76	1514 $main_query['parameters']['user_query'] = $userQuery;
Chris@76	1515 }
Chris@76	1516 if (!empty($search_params['topic']))
Chris@76	1517 {
Chris@76	1518 $main_query['where'][] = 'm.id_topic = {int:topic}';
Chris@76	1519 $main_query['parameters']['topic'] = $search_params['topic'];
Chris@76	1520 }
Chris@76	1521 if (!empty($minMsgID))
Chris@76	1522 {
Chris@76	1523 $main_query['where'][] = 'm.id_msg >= {int:min_msg_id}';
Chris@76	1524 $main_query['parameters']['min_msg_id'] = $minMsgID;
Chris@76	1525 }
Chris@76	1526 if (!empty($maxMsgID))
Chris@76	1527 {
Chris@76	1528 $main_query['where'][] = 'm.id_msg <= {int:max_msg_id}';
Chris@76	1529 $main_query['parameters']['max_msg_id'] = $maxMsgID;
Chris@76	1530 }
Chris@76	1531 if (!empty($boardQuery))
Chris@76	1532 {
Chris@76	1533 $main_query['where'][] = 'm.id_board {raw:board_query}';
Chris@76	1534 $main_query['parameters']['board_query'] = $boardQuery;
Chris@76	1535 }
Chris@76	1536 }
Chris@76	1537
Chris@76	1538 // Did we either get some indexed results, or otherwise did not do an indexed query?
Chris@76	1539 if (!empty($indexedResults) \|\| !$searchAPI->supportsMethod('indexedWordQuery', $query_params))
Chris@76	1540 {
Chris@76	1541 $relevance = '1000 * (';
Chris@76	1542 $new_weight_total = 0;
Chris@76	1543 foreach ($main_query['weights'] as $type => $value)
Chris@76	1544 {
Chris@76	1545 $relevance .= $weight[$type] . ' * ' . $value . ' + ';
Chris@76	1546 $new_weight_total += $weight[$type];
Chris@76	1547 }
Chris@76	1548 $main_query['select']['relevance'] = substr($relevance, 0, -3) . ') / ' . $new_weight_total . ' AS relevance';
Chris@76	1549
Chris@76	1550 $ignoreRequest = $smcFunc['db_search_query']('insert_log_search_results_no_index', ($smcFunc['db_support_ignore'] ? ( '
Chris@76	1551 INSERT IGNORE INTO ' . '{db_prefix}log_search_results
Chris@76	1552 (' . implode(', ', array_keys($main_query['select'])) . ')') : '') . '
Chris@76	1553 SELECT
Chris@76	1554 ' . implode(',
Chris@76	1555 ', $main_query['select']) . '
Chris@76	1556 FROM ' . $main_query['from'] . (empty($main_query['inner_join']) ? '' : '
Chris@76	1557 INNER JOIN ' . implode('
Chris@76	1558 INNER JOIN ', $main_query['inner_join'])) . (empty($main_query['left_join']) ? '' : '
Chris@76	1559 LEFT JOIN ' . implode('
Chris@76	1560 LEFT JOIN ', $main_query['left_join'])) . (!empty($main_query['where']) ? '
Chris@76	1561 WHERE ' : '') . implode('
Chris@76	1562 AND ', $main_query['where']) . (empty($main_query['group_by']) ? '' : '
Chris@76	1563 GROUP BY ' . implode(', ', $main_query['group_by'])) . (empty($modSettings['search_max_results']) ? '' : '
Chris@76	1564 LIMIT ' . $modSettings['search_max_results']),
Chris@76	1565 $main_query['parameters']
Chris@76	1566 );
Chris@76	1567
Chris@76	1568 // We love to handle non-good databases that don't support our ignore!
Chris@76	1569 if (!$smcFunc['db_support_ignore'])
Chris@76	1570 {
Chris@76	1571 $inserts = array();
Chris@76	1572 while ($row = $smcFunc['db_fetch_row']($ignoreRequest))
Chris@76	1573 {
Chris@76	1574 // No duplicates!
Chris@76	1575 if (isset($inserts[$row[2]]))
Chris@76	1576 continue;
Chris@76	1577
Chris@76	1578 foreach ($row as $key => $value)
Chris@76	1579 $inserts[$row[2]][] = (int) $row[$key];
Chris@76	1580 }
Chris@76	1581 $smcFunc['db_free_result']($ignoreRequest);
Chris@76	1582
Chris@76	1583 // Now put them in!
Chris@76	1584 if (!empty($inserts))
Chris@76	1585 {
Chris@76	1586 $query_columns = array();
Chris@76	1587 foreach ($main_query['select'] as $k => $v)
Chris@76	1588 $query_columns[$k] = 'int';
Chris@76	1589
Chris@76	1590 $smcFunc['db_insert']('',
Chris@76	1591 '{db_prefix}log_search_results',
Chris@76	1592 $query_columns,
Chris@76	1593 $inserts,
Chris@76	1594 array('id_search', 'id_topic')
Chris@76	1595 );
Chris@76	1596 }
Chris@76	1597 $_SESSION['search_cache']['num_results'] += count($inserts);
Chris@76	1598 }
Chris@76	1599 else
Chris@76	1600 $_SESSION['search_cache']['num_results'] = $smcFunc['db_affected_rows']();
Chris@76	1601 }
Chris@76	1602
Chris@76	1603 // Insert subject-only matches.
Chris@76	1604 if ($_SESSION['search_cache']['num_results'] < $modSettings['search_max_results'] && $numSubjectResults !== 0)
Chris@76	1605 {
Chris@76	1606 $usedIDs = array_flip(empty($inserts) ? array() : array_keys($inserts));
Chris@76	1607 $ignoreRequest = $smcFunc['db_search_query']('insert_log_search_results_sub_only', ($smcFunc['db_support_ignore'] ? ( '
Chris@76	1608 INSERT IGNORE INTO {db_prefix}log_search_results
Chris@76	1609 (id_search, id_topic, relevance, id_msg, num_matches)') : '') . '
Chris@76	1610 SELECT
Chris@76	1611 {int:id_search},
Chris@76	1612 t.id_topic,
Chris@76	1613 1000 * (
Chris@76	1614 {int:weight_frequency} / (t.num_replies + 1) +
Chris@76	1615 {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 +
Chris@76	1616 {int:weight_length} * CASE WHEN t.num_replies < {int:huge_topic_posts} THEN t.num_replies / {int:huge_topic_posts} ELSE 1 END +
Chris@76	1617 {int:weight_subject} +
Chris@76	1618 {int:weight_sticky} * t.is_sticky
Chris@76	1619 ) / {int:weight_total} AS relevance,
Chris@76	1620 t.id_first_msg,
Chris@76	1621 1
Chris@76	1622 FROM {db_prefix}topics AS t
Chris@76	1623 INNER JOIN {db_prefix}' . ($createTemporary ? 'tmp_' : '') . 'log_search_topics AS lst ON (lst.id_topic = t.id_topic)'
Chris@76	1624 . ($createTemporary ? '' : 'WHERE lst.id_search = {int:id_search}')
Chris@76	1625 . (empty($modSettings['search_max_results']) ? '' : '
Chris@76	1626 LIMIT ' . ($modSettings['search_max_results'] - $_SESSION['search_cache']['num_results'])),
Chris@76	1627 array(
Chris@76	1628 'id_search' => $_SESSION['search_cache']['id_search'],
Chris@76	1629 'weight_age' => $weight['age'],
Chris@76	1630 'weight_frequency' => $weight['frequency'],
Chris@76	1631 'weight_length' => $weight['frequency'],
Chris@76	1632 'weight_sticky' => $weight['frequency'],
Chris@76	1633 'weight_subject' => $weight['frequency'],
Chris@76	1634 'weight_total' => $weight_total,
Chris@76	1635 'min_msg' => $minMsg,
Chris@76	1636 'recent_message' => $recentMsg,
Chris@76	1637 'huge_topic_posts' => $humungousTopicPosts,
Chris@76	1638 )
Chris@76	1639 );
Chris@76	1640 // Once again need to do the inserts if the database don't support ignore!
Chris@76	1641 if (!$smcFunc['db_support_ignore'])
Chris@76	1642 {
Chris@76	1643 $inserts = array();
Chris@76	1644 while ($row = $smcFunc['db_fetch_row']($ignoreRequest))
Chris@76	1645 {
Chris@76	1646 // No duplicates!
Chris@76	1647 if (isset($usedIDs[$row[1]]))
Chris@76	1648 continue;
Chris@76	1649
Chris@76	1650 $usedIDs[$row[1]] = true;
Chris@76	1651 $inserts[] = $row;
Chris@76	1652 }
Chris@76	1653 $smcFunc['db_free_result']($ignoreRequest);
Chris@76	1654
Chris@76	1655 // Now put them in!
Chris@76	1656 if (!empty($inserts))
Chris@76	1657 {
Chris@76	1658 $smcFunc['db_insert']('',
Chris@76	1659 '{db_prefix}log_search_results',
Chris@76	1660 array('id_search' => 'int', 'id_topic' => 'int', 'relevance' => 'float', 'id_msg' => 'int', 'num_matches' => 'int'),
Chris@76	1661 $inserts,
Chris@76	1662 array('id_search', 'id_topic')
Chris@76	1663 );
Chris@76	1664 }
Chris@76	1665 $_SESSION['search_cache']['num_results'] += count($inserts);
Chris@76	1666 }
Chris@76	1667 else
Chris@76	1668 $_SESSION['search_cache']['num_results'] += $smcFunc['db_affected_rows']();
Chris@76	1669 }
Chris@76	1670 else
Chris@76	1671 $_SESSION['search_cache']['num_results'] = 0;
Chris@76	1672 }
Chris@76	1673 }
Chris@76	1674
Chris@76	1675 // *** Retrieve the results to be shown on the page
Chris@76	1676 $participants = array();
Chris@76	1677 $request = $smcFunc['db_search_query']('', '
Chris@76	1678 SELECT ' . (empty($search_params['topic']) ? 'lsr.id_topic' : $search_params['topic'] . ' AS id_topic') . ', lsr.id_msg, lsr.relevance, lsr.num_matches
Chris@76	1679 FROM {db_prefix}log_search_results AS lsr' . ($search_params['sort'] == 'num_replies' ? '
Chris@76	1680 INNER JOIN {db_prefix}topics AS t ON (t.id_topic = lsr.id_topic)' : '') . '
Chris@76	1681 WHERE lsr.id_search = {int:id_search}
Chris@76	1682 ORDER BY ' . $search_params['sort'] . ' ' . $search_params['sort_dir'] . '
Chris@76	1683 LIMIT ' . (int) $_REQUEST['start'] . ', ' . $modSettings['search_results_per_page'],
Chris@76	1684 array(
Chris@76	1685 'id_search' => $_SESSION['search_cache']['id_search'],
Chris@76	1686 )
Chris@76	1687 );
Chris@76	1688 while ($row = $smcFunc['db_fetch_assoc']($request))
Chris@76	1689 {
Chris@76	1690 $context['topics'][$row['id_msg']] = array(
Chris@76	1691 'relevance' => round($row['relevance'] / 10, 1) . '%',
Chris@76	1692 'num_matches' => $row['num_matches'],
Chris@76	1693 'matches' => array(),
Chris@76	1694 );
Chris@76	1695 // By default they didn't participate in the topic!
Chris@76	1696 $participants[$row['id_topic']] = false;
Chris@76	1697 }
Chris@76	1698 $smcFunc['db_free_result']($request);
Chris@76	1699
Chris@76	1700 $num_results = $_SESSION['search_cache']['num_results'];
Chris@76	1701 }
Chris@76	1702
Chris@76	1703 if (!empty($context['topics']))
Chris@76	1704 {
Chris@76	1705 // Create an array for the permissions.
Chris@76	1706 $boards_can = array(
Chris@76	1707 'post_reply_own' => boardsAllowedTo('post_reply_own'),
Chris@76	1708 'post_reply_any' => boardsAllowedTo('post_reply_any'),
Chris@76	1709 'mark_any_notify' => boardsAllowedTo('mark_any_notify')
Chris@76	1710 );
Chris@76	1711
Chris@76	1712 // How's about some quick moderation?
Chris@76	1713 if (!empty($options['display_quick_mod']))
Chris@76	1714 {
Chris@76	1715 $boards_can['lock_any'] = boardsAllowedTo('lock_any');
Chris@76	1716 $boards_can['lock_own'] = boardsAllowedTo('lock_own');
Chris@76	1717 $boards_can['make_sticky'] = boardsAllowedTo('make_sticky');
Chris@76	1718 $boards_can['move_any'] = boardsAllowedTo('move_any');
Chris@76	1719 $boards_can['move_own'] = boardsAllowedTo('move_own');
Chris@76	1720 $boards_can['remove_any'] = boardsAllowedTo('remove_any');
Chris@76	1721 $boards_can['remove_own'] = boardsAllowedTo('remove_own');
Chris@76	1722 $boards_can['merge_any'] = boardsAllowedTo('merge_any');
Chris@76	1723
Chris@76	1724 $context['can_lock'] = in_array(0, $boards_can['lock_any']);
Chris@76	1725 $context['can_sticky'] = in_array(0, $boards_can['make_sticky']) && !empty($modSettings['enableStickyTopics']);
Chris@76	1726 $context['can_move'] = in_array(0, $boards_can['move_any']);
Chris@76	1727 $context['can_remove'] = in_array(0, $boards_can['remove_any']);
Chris@76	1728 $context['can_merge'] = in_array(0, $boards_can['merge_any']);
Chris@76	1729 }
Chris@76	1730
Chris@76	1731 // What messages are we using?
Chris@76	1732 $msg_list = array_keys($context['topics']);
Chris@76	1733
Chris@76	1734 // Load the posters...
Chris@76	1735 $request = $smcFunc['db_query']('', '
Chris@76	1736 SELECT id_member
Chris@76	1737 FROM {db_prefix}messages
Chris@76	1738 WHERE id_member != {int:no_member}
Chris@76	1739 AND id_msg IN ({array_int:message_list})
Chris@76	1740 LIMIT ' . count($context['topics']),
Chris@76	1741 array(
Chris@76	1742 'message_list' => $msg_list,
Chris@76	1743 'no_member' => 0,
Chris@76	1744 )
Chris@76	1745 );
Chris@76	1746 $posters = array();
Chris@76	1747 while ($row = $smcFunc['db_fetch_assoc']($request))
Chris@76	1748 $posters[] = $row['id_member'];
Chris@76	1749 $smcFunc['db_free_result']($request);
Chris@76	1750
Chris@76	1751 if (!empty($posters))
Chris@76	1752 loadMemberData(array_unique($posters));
Chris@76	1753
Chris@76	1754 // Get the messages out for the callback - select enough that it can be made to look just like Display.
Chris@76	1755 $messages_request = $smcFunc['db_query']('', '
Chris@76	1756 SELECT
Chris@76	1757 m.id_msg, m.subject, m.poster_name, m.poster_email, m.poster_time, m.id_member,
Chris@76	1758 m.icon, m.poster_ip, m.body, m.smileys_enabled, m.modified_time, m.modified_name,
Chris@76	1759 first_m.id_msg AS first_msg, first_m.subject AS first_subject, first_m.icon AS first_icon, first_m.poster_time AS first_poster_time,
Chris@76	1760 first_mem.id_member AS first_member_id, IFNULL(first_mem.real_name, first_m.poster_name) AS first_member_name,
Chris@76	1761 last_m.id_msg AS last_msg, last_m.poster_time AS last_poster_time, last_mem.id_member AS last_member_id,
Chris@76	1762 IFNULL(last_mem.real_name, last_m.poster_name) AS last_member_name, last_m.icon AS last_icon, last_m.subject AS last_subject,
Chris@76	1763 t.id_topic, t.is_sticky, t.locked, t.id_poll, t.num_replies, t.num_views,
Chris@76	1764 b.id_board, b.name AS board_name, c.id_cat, c.name AS cat_name
Chris@76	1765 FROM {db_prefix}messages AS m
Chris@76	1766 INNER JOIN {db_prefix}topics AS t ON (t.id_topic = m.id_topic)
Chris@76	1767 INNER JOIN {db_prefix}boards AS b ON (b.id_board = t.id_board)
Chris@76	1768 INNER JOIN {db_prefix}categories AS c ON (c.id_cat = b.id_cat)
Chris@76	1769 INNER JOIN {db_prefix}messages AS first_m ON (first_m.id_msg = t.id_first_msg)
Chris@76	1770 INNER JOIN {db_prefix}messages AS last_m ON (last_m.id_msg = t.id_last_msg)
Chris@76	1771 LEFT JOIN {db_prefix}members AS first_mem ON (first_mem.id_member = first_m.id_member)
Chris@76	1772 LEFT JOIN {db_prefix}members AS last_mem ON (last_mem.id_member = first_m.id_member)
Chris@76	1773 WHERE m.id_msg IN ({array_int:message_list})' . ($modSettings['postmod_active'] ? '
Chris@76	1774 AND m.approved = {int:is_approved}' : '') . '
Chris@76	1775 ORDER BY FIND_IN_SET(m.id_msg, {string:message_list_in_set})
Chris@76	1776 LIMIT {int:limit}',
Chris@76	1777 array(
Chris@76	1778 'message_list' => $msg_list,
Chris@76	1779 'is_approved' => 1,
Chris@76	1780 'message_list_in_set' => implode(',', $msg_list),
Chris@76	1781 'limit' => count($context['topics']),
Chris@76	1782 )
Chris@76	1783 );
Chris@76	1784
Chris@76	1785 // If there are no results that means the things in the cache got deleted, so pretend we have no topics anymore.
Chris@76	1786 if ($smcFunc['db_num_rows']($messages_request) == 0)
Chris@76	1787 $context['topics'] = array();
Chris@76	1788
Chris@76	1789 // If we want to know who participated in what then load this now.
Chris@76	1790 if (!empty($modSettings['enableParticipation']) && !$user_info['is_guest'])
Chris@76	1791 {
Chris@76	1792 $result = $smcFunc['db_query']('', '
Chris@76	1793 SELECT id_topic
Chris@76	1794 FROM {db_prefix}messages
Chris@76	1795 WHERE id_topic IN ({array_int:topic_list})
Chris@76	1796 AND id_member = {int:current_member}
Chris@76	1797 GROUP BY id_topic
Chris@76	1798 LIMIT ' . count($participants),
Chris@76	1799 array(
Chris@76	1800 'current_member' => $user_info['id'],
Chris@76	1801 'topic_list' => array_keys($participants),
Chris@76	1802 )
Chris@76	1803 );
Chris@76	1804 while ($row = $smcFunc['db_fetch_assoc']($result))
Chris@76	1805 $participants[$row['id_topic']] = true;
Chris@76	1806 $smcFunc['db_free_result']($result);
Chris@76	1807 }
Chris@76	1808 }
Chris@76	1809
Chris@76	1810 // Now that we know how many results to expect we can start calculating the page numbers.
Chris@76	1811 $context['page_index'] = constructPageIndex($scripturl . '?action=search2;params=' . $context['params'], $_REQUEST['start'], $num_results, $modSettings['search_results_per_page'], false);
Chris@76	1812
Chris@76	1813 // Consider the search complete!
Chris@76	1814 if (!empty($modSettings['cache_enable']) && $modSettings['cache_enable'] >= 2)
Chris@76	1815 cache_put_data('search_start:' . ($user_info['is_guest'] ? $user_info['ip'] : $user_info['id']), null, 90);
Chris@76	1816
Chris@76	1817 $context['key_words'] = &$searchArray;
Chris@76	1818
Chris@76	1819 // Setup the default topic icons... for checking they exist and the like!
Chris@76	1820 $stable_icons = array('xx', 'thumbup', 'thumbdown', 'exclamation', 'question', 'lamp', 'smiley', 'angry', 'cheesy', 'grin', 'sad', 'wink', 'moved', 'recycled', 'wireless', 'clip');
Chris@76	1821 $context['icon_sources'] = array();
Chris@76	1822 foreach ($stable_icons as $icon)
Chris@76	1823 $context['icon_sources'][$icon] = 'images_url';
Chris@76	1824
Chris@76	1825 $context['sub_template'] = 'results';
Chris@76	1826 $context['page_title'] = $txt['search_results'];
Chris@76	1827 $context['get_topics'] = 'prepareSearchContext';
Chris@76	1828 $context['can_send_pm'] = allowedTo('pm_send');
Chris@76	1829
Chris@76	1830 $context['jump_to'] = array(
Chris@76	1831 'label' => addslashes(un_htmlspecialchars($txt['jump_to'])),
Chris@76	1832 'board_name' => addslashes(un_htmlspecialchars($txt['select_destination'])),
Chris@76	1833 );
Chris@76	1834 }
Chris@76	1835
Chris@76	1836 // Callback to return messages - saves memory.
Chris@76	1837 // !!! Fix this, update it, whatever... from Display.php mainly.
Chris@76	1838 function prepareSearchContext($reset = false)
Chris@76	1839 {
Chris@76	1840 global $txt, $modSettings, $scripturl, $user_info, $sourcedir;
Chris@76	1841 global $memberContext, $context, $settings, $options, $messages_request;
Chris@76	1842 global $boards_can, $participants, $smcFunc;
Chris@76	1843
Chris@76	1844 // Remember which message this is. (ie. reply #83)
Chris@76	1845 static $counter = null;
Chris@76	1846 if ($counter == null \|\| $reset)
Chris@76	1847 $counter = $_REQUEST['start'] + 1;
Chris@76	1848
Chris@76	1849 // If the query returned false, bail.
Chris@76	1850 if ($messages_request == false)
Chris@76	1851 return false;
Chris@76	1852
Chris@76	1853 // Start from the beginning...
Chris@76	1854 if ($reset)
Chris@76	1855 return @$smcFunc['db_data_seek']($messages_request, 0);
Chris@76	1856
Chris@76	1857 // Attempt to get the next message.
Chris@76	1858 $message = $smcFunc['db_fetch_assoc']($messages_request);
Chris@76	1859 if (!$message)
Chris@76	1860 return false;
Chris@76	1861
Chris@76	1862 // Can't have an empty subject can we?
Chris@76	1863 $message['subject'] = $message['subject'] != '' ? $message['subject'] : $txt['no_subject'];
Chris@76	1864
Chris@76	1865 $message['first_subject'] = $message['first_subject'] != '' ? $message['first_subject'] : $txt['no_subject'];
Chris@76	1866 $message['last_subject'] = $message['last_subject'] != '' ? $message['last_subject'] : $txt['no_subject'];
Chris@76	1867
Chris@76	1868 // If it couldn't load, or the user was a guest.... someday may be done with a guest table.
Chris@76	1869 if (!loadMemberContext($message['id_member']))
Chris@76	1870 {
Chris@76	1871 // Notice this information isn't used anywhere else.... cough guest table cough.
Chris@76	1872 $memberContext[$message['id_member']]['name'] = $message['poster_name'];
Chris@76	1873 $memberContext[$message['id_member']]['id'] = 0;
Chris@76	1874 $memberContext[$message['id_member']]['group'] = $txt['guest_title'];
Chris@76	1875 $memberContext[$message['id_member']]['link'] = $message['poster_name'];
Chris@76	1876 $memberContext[$message['id_member']]['email'] = $message['poster_email'];
Chris@76	1877 }
Chris@76	1878 $memberContext[$message['id_member']]['ip'] = $message['poster_ip'];
Chris@76	1879
Chris@76	1880 // Do the censor thang...
Chris@76	1881 censorText($message['body']);
Chris@76	1882 censorText($message['subject']);
Chris@76	1883
Chris@76	1884 censorText($message['first_subject']);
Chris@76	1885 censorText($message['last_subject']);
Chris@76	1886
Chris@76	1887 // Shorten this message if necessary.
Chris@76	1888 if ($context['compact'])
Chris@76	1889 {
Chris@76	1890 // Set the number of characters before and after the searched keyword.
Chris@76	1891 $charLimit = 50;
Chris@76	1892
Chris@76	1893 $message['body'] = strtr($message['body'], array("\n" => ' ', '<br />' => "\n"));
Chris@76	1894 $message['body'] = parse_bbc($message['body'], $message['smileys_enabled'], $message['id_msg']);
Chris@76	1895 $message['body'] = strip_tags(strtr($message['body'], array('</div>' => '<br />', '</li>' => '<br />')), '<br>');
Chris@76	1896
Chris@76	1897 if ($smcFunc['strlen']($message['body']) > $charLimit)
Chris@76	1898 {
Chris@76	1899 if (empty($context['key_words']))
Chris@76	1900 $message['body'] = $smcFunc['substr']($message['body'], 0, $charLimit) . '<strong>...</strong>';
Chris@76	1901 else
Chris@76	1902 {
Chris@76	1903 $matchString = '';
Chris@76	1904 $force_partial_word = false;
Chris@76	1905 foreach ($context['key_words'] as $keyword)
Chris@76	1906 {
Chris@76	1907 $keyword = preg_replace('~&#(\d{1,7}\|x[0-9a-fA-F]{1,6});~e', '$GLOBALS[\'smcFunc\'][\'entity_fix\'](\'\\1\')', strtr($keyword, array('\\\'' => '\'', '&' => '&')));
Chris@76	1908
Chris@76	1909 if (preg_match('~[\'\.,/@%&;:(){}\[\]_\-+\\\\]$~', $keyword) != 0 \|\| preg_match('~^[\'\.,/@%&;:(){}\[\]_\-+\\\\]~', $keyword) != 0)
Chris@76	1910 $force_partial_word = true;
Chris@76	1911 $matchString .= strtr(preg_quote($keyword, '/'), array('\*' => '.+?')) . '\|';
Chris@76	1912 }
Chris@76	1913 $matchString = substr($matchString, 0, -1);
Chris@76	1914
Chris@76	1915 $message['body'] = un_htmlspecialchars(strtr($message['body'], array(' ' => ' ', '<br />' => "\n", '[' => '[', ']' => ']', ':' => ':', '@' => '@')));
Chris@76	1916
Chris@76	1917 if (empty($modSettings['search_method']) \|\| $force_partial_word)
Chris@76	1918 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);
Chris@76	1919 else
Chris@76	1920 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);
Chris@76	1921
Chris@76	1922 $message['body'] = '';
Chris@76	1923 foreach ($matches[0] as $index => $match)
Chris@76	1924 {
Chris@76	1925 $match = strtr(htmlspecialchars($match, ENT_QUOTES), array("\n" => ' '));
Chris@76	1926 $message['body'] .= '<strong>......</strong> ' . $match . ' <strong>......</strong>';
Chris@76	1927 }
Chris@76	1928 }
Chris@76	1929
Chris@76	1930 // Re-fix the international characters.
Chris@76	1931 $message['body'] = preg_replace('~&#(\d{1,7}\|x[0-9a-fA-F]{1,6});~e', '$GLOBALS[\'smcFunc\'][\'entity_fix\'](\'\\1\')', $message['body']);
Chris@76	1932 }
Chris@76	1933 }
Chris@76	1934 else
Chris@76	1935 {
Chris@76	1936 // Run BBC interpreter on the message.
Chris@76	1937 $message['body'] = parse_bbc($message['body'], $message['smileys_enabled'], $message['id_msg']);
Chris@76	1938 }
Chris@76	1939
Chris@76	1940 // Make sure we don't end up with a practically empty message body.
Chris@76	1941 $message['body'] = preg_replace('~^(?: )+$~', '', $message['body']);
Chris@76	1942
Chris@76	1943 // Sadly, we need to check the icon ain't broke.
Chris@76	1944 if (empty($modSettings['messageIconChecks_disable']))
Chris@76	1945 {
Chris@76	1946 if (!isset($context['icon_sources'][$message['first_icon']]))
Chris@76	1947 $context['icon_sources'][$message['first_icon']] = file_exists($settings['theme_dir'] . '/images/post/' . $message['first_icon'] . '.gif') ? 'images_url' : 'default_images_url';
Chris@76	1948 if (!isset($context['icon_sources'][$message['last_icon']]))
Chris@76	1949 $context['icon_sources'][$message['last_icon']] = file_exists($settings['theme_dir'] . '/images/post/' . $message['last_icon'] . '.gif') ? 'images_url' : 'default_images_url';
Chris@76	1950 if (!isset($context['icon_sources'][$message['icon']]))
Chris@76	1951 $context['icon_sources'][$message['icon']] = file_exists($settings['theme_dir'] . '/images/post/' . $message['icon'] . '.gif') ? 'images_url' : 'default_images_url';
Chris@76	1952 }
Chris@76	1953 else
Chris@76	1954 {
Chris@76	1955 if (!isset($context['icon_sources'][$message['first_icon']]))
Chris@76	1956 $context['icon_sources'][$message['first_icon']] = 'images_url';
Chris@76	1957 if (!isset($context['icon_sources'][$message['last_icon']]))
Chris@76	1958 $context['icon_sources'][$message['last_icon']] = 'images_url';
Chris@76	1959 if (!isset($context['icon_sources'][$message['icon']]))
Chris@76	1960 $context['icon_sources'][$message['icon']] = 'images_url';
Chris@76	1961 }
Chris@76	1962
Chris@76	1963 // Do we have quote tag enabled?
Chris@76	1964 $quote_enabled = empty($modSettings['disabledBBC']) \|\| !in_array('quote', explode(',', $modSettings['disabledBBC']));
Chris@76	1965
Chris@76	1966 $output = array_merge($context['topics'][$message['id_msg']], array(
Chris@76	1967 'id' => $message['id_topic'],
Chris@76	1968 'is_sticky' => !empty($modSettings['enableStickyTopics']) && !empty($message['is_sticky']),
Chris@76	1969 'is_locked' => !empty($message['locked']),
Chris@76	1970 'is_poll' => $modSettings['pollMode'] == '1' && $message['id_poll'] > 0,
Chris@76	1971 'is_hot' => $message['num_replies'] >= $modSettings['hotTopicPosts'],
Chris@76	1972 'is_very_hot' => $message['num_replies'] >= $modSettings['hotTopicVeryPosts'],
Chris@76	1973 'posted_in' => !empty($participants[$message['id_topic']]),
Chris@76	1974 'views' => $message['num_views'],
Chris@76	1975 'replies' => $message['num_replies'],
Chris@76	1976 'can_reply' => in_array($message['id_board'], $boards_can['post_reply_any']) \|\| in_array(0, $boards_can['post_reply_any']),
Chris@76	1977 'can_quote' => (in_array($message['id_board'], $boards_can['post_reply_any']) \|\| in_array(0, $boards_can['post_reply_any'])) && $quote_enabled,
Chris@76	1978 'can_mark_notify' => in_array($message['id_board'], $boards_can['mark_any_notify']) \|\| in_array(0, $boards_can['mark_any_notify']) && !$context['user']['is_guest'],
Chris@76	1979 'first_post' => array(
Chris@76	1980 'id' => $message['first_msg'],
Chris@76	1981 'time' => timeformat($message['first_poster_time']),
Chris@76	1982 'timestamp' => forum_time(true, $message['first_poster_time']),
Chris@76	1983 'subject' => $message['first_subject'],
Chris@76	1984 'href' => $scripturl . '?topic=' . $message['id_topic'] . '.0',
Chris@76	1985 'link' => '<a href="' . $scripturl . '?topic=' . $message['id_topic'] . '.0">' . $message['first_subject'] . '</a>',
Chris@76	1986 'icon' => $message['first_icon'],
Chris@76	1987 'icon_url' => $settings[$context['icon_sources'][$message['first_icon']]] . '/post/' . $message['first_icon'] . '.gif',
Chris@76	1988 'member' => array(
Chris@76	1989 'id' => $message['first_member_id'],
Chris@76	1990 'name' => $message['first_member_name'],
Chris@76	1991 'href' => !empty($message['first_member_id']) ? $scripturl . '?action=profile;u=' . $message['first_member_id'] : '',
Chris@76	1992 'link' => !empty($message['first_member_id']) ? '<a href="' . $scripturl . '?action=profile;u=' . $message['first_member_id'] . '" title="' . $txt['profile_of'] . ' ' . $message['first_member_name'] . '">' . $message['first_member_name'] . '</a>' : $message['first_member_name']
Chris@76	1993 )
Chris@76	1994 ),
Chris@76	1995 'last_post' => array(
Chris@76	1996 'id' => $message['last_msg'],
Chris@76	1997 'time' => timeformat($message['last_poster_time']),
Chris@76	1998 'timestamp' => forum_time(true, $message['last_poster_time']),
Chris@76	1999 'subject' => $message['last_subject'],
Chris@76	2000 'href' => $scripturl . '?topic=' . $message['id_topic'] . ($message['num_replies'] == 0 ? '.0' : '.msg' . $message['last_msg']) . '#msg' . $message['last_msg'],
Chris@76	2001 'link' => '<a href="' . $scripturl . '?topic=' . $message['id_topic'] . ($message['num_replies'] == 0 ? '.0' : '.msg' . $message['last_msg']) . '#msg' . $message['last_msg'] . '">' . $message['last_subject'] . '</a>',
Chris@76	2002 'icon' => $message['last_icon'],
Chris@76	2003 'icon_url' => $settings[$context['icon_sources'][$message['last_icon']]] . '/post/' . $message['last_icon'] . '.gif',
Chris@76	2004 'member' => array(
Chris@76	2005 'id' => $message['last_member_id'],
Chris@76	2006 'name' => $message['last_member_name'],
Chris@76	2007 'href' => !empty($message['last_member_id']) ? $scripturl . '?action=profile;u=' . $message['last_member_id'] : '',
Chris@76	2008 'link' => !empty($message['last_member_id']) ? '<a href="' . $scripturl . '?action=profile;u=' . $message['last_member_id'] . '" title="' . $txt['profile_of'] . ' ' . $message['last_member_name'] . '">' . $message['last_member_name'] . '</a>' : $message['last_member_name']
Chris@76	2009 )
Chris@76	2010 ),
Chris@76	2011 'board' => array(
Chris@76	2012 'id' => $message['id_board'],
Chris@76	2013 'name' => $message['board_name'],
Chris@76	2014 'href' => $scripturl . '?board=' . $message['id_board'] . '.0',
Chris@76	2015 'link' => '<a href="' . $scripturl . '?board=' . $message['id_board'] . '.0">' . $message['board_name'] . '</a>'
Chris@76	2016 ),
Chris@76	2017 'category' => array(
Chris@76	2018 'id' => $message['id_cat'],
Chris@76	2019 'name' => $message['cat_name'],
Chris@76	2020 'href' => $scripturl . '#c' . $message['id_cat'],
Chris@76	2021 'link' => '<a href="' . $scripturl . '#c' . $message['id_cat'] . '">' . $message['cat_name'] . '</a>'
Chris@76	2022 )
Chris@76	2023 ));
Chris@76	2024 determineTopicClass($output);
Chris@76	2025
Chris@76	2026 if ($output['posted_in'])
Chris@76	2027 $output['class'] = 'my_' . $output['class'];
Chris@76	2028
Chris@76	2029 $body_highlighted = $message['body'];
Chris@76	2030 $subject_highlighted = $message['subject'];
Chris@76	2031
Chris@76	2032 if (!empty($options['display_quick_mod']))
Chris@76	2033 {
Chris@76	2034 $started = $output['first_post']['member']['id'] == $user_info['id'];
Chris@76	2035
Chris@76	2036 $output['quick_mod'] = array(
Chris@76	2037 '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']))),
Chris@76	2038 'sticky' => (in_array(0, $boards_can['make_sticky']) \|\| in_array($output['board']['id'], $boards_can['make_sticky'])) && !empty($modSettings['enableStickyTopics']),
Chris@76	2039 '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']))),
Chris@76	2040 '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']))),
Chris@76	2041 );
Chris@76	2042
Chris@76	2043 $context['can_lock'] \|= $output['quick_mod']['lock'];
Chris@76	2044 $context['can_sticky'] \|= $output['quick_mod']['sticky'];
Chris@76	2045 $context['can_move'] \|= $output['quick_mod']['move'];
Chris@76	2046 $context['can_remove'] \|= $output['quick_mod']['remove'];
Chris@76	2047 $context['can_merge'] \|= in_array($output['board']['id'], $boards_can['merge_any']);
Chris@76	2048
Chris@76	2049 // If we've found a message we can move, and we don't already have it, load the destinations.
Chris@76	2050 if ($options['display_quick_mod'] == 1 && !isset($context['move_to_boards']) && $context['can_move'])
Chris@76	2051 {
Chris@76	2052 require_once($sourcedir . '/Subs-MessageIndex.php');
Chris@76	2053 $boardListOptions = array(
Chris@76	2054 'use_permissions' => true,
Chris@76	2055 'not_redirection' => true,
Chris@76	2056 'selected_board' => empty($_SESSION['move_to_topic']) ? null : $_SESSION['move_to_topic'],
Chris@76	2057 );
Chris@76	2058 $context['move_to_boards'] = getBoardList($boardListOptions);
Chris@76	2059 }
Chris@76	2060 }
Chris@76	2061
Chris@76	2062 foreach ($context['key_words'] as $query)
Chris@76	2063 {
Chris@76	2064 // Fix the international characters in the keyword too.
Chris@76	2065 $query = strtr($smcFunc['htmlspecialchars']($query), array('\\\'' => '\''));
Chris@76	2066
Chris@76	2067 $body_highlighted = preg_replace('/((<[^>]*)\|' . preg_quote(strtr($query, array('\'' => ''')), '/') . ')/ie' . ($context['utf8'] ? 'u' : ''), "'\$2' == '\$1' ? stripslashes('\$1') : '<strong class=\"highlight\">\$1</strong>'", $body_highlighted);
Chris@76	2068 $subject_highlighted = preg_replace('/(' . preg_quote($query, '/') . ')/i' . ($context['utf8'] ? 'u' : ''), '<strong class="highlight">$1</strong>', $subject_highlighted);
Chris@76	2069 }
Chris@76	2070
Chris@76	2071 $output['matches'][] = array(
Chris@76	2072 'id' => $message['id_msg'],
Chris@76	2073 'attachment' => loadAttachmentContext($message['id_msg']),
Chris@76	2074 'alternate' => $counter % 2,
Chris@76	2075 'member' => &$memberContext[$message['id_member']],
Chris@76	2076 'icon' => $message['icon'],
Chris@76	2077 'icon_url' => $settings[$context['icon_sources'][$message['icon']]] . '/post/' . $message['icon'] . '.gif',
Chris@76	2078 'subject' => $message['subject'],
Chris@76	2079 'subject_highlighted' => $subject_highlighted,
Chris@76	2080 'time' => timeformat($message['poster_time']),
Chris@76	2081 'timestamp' => forum_time(true, $message['poster_time']),
Chris@76	2082 'counter' => $counter,
Chris@76	2083 'modified' => array(
Chris@76	2084 'time' => timeformat($message['modified_time']),
Chris@76	2085 'timestamp' => forum_time(true, $message['modified_time']),
Chris@76	2086 'name' => $message['modified_name']
Chris@76	2087 ),
Chris@76	2088 'body' => $message['body'],
Chris@76	2089 'body_highlighted' => $body_highlighted,
Chris@76	2090 'start' => 'msg' . $message['id_msg']
Chris@76	2091 );
Chris@76	2092 $counter++;
Chris@76	2093
Chris@76	2094 return $output;
Chris@76	2095 }
Chris@76	2096
Chris@76	2097 // This function compares the length of two strings plus a little.
Chris@76	2098 function searchSort($a, $b)
Chris@76	2099 {
Chris@76	2100 global $searchAPI;
Chris@76	2101
Chris@76	2102 return $searchAPI->searchSort($a, $b);
Chris@76	2103 }
Chris@76	2104
Chris@76	2105 ?>

Mercurial > hg > vamp-website

annotate forum/Sources/Search.php @ 76:e3e11437ecea website