Code Coverage |
||||||||||
Lines |
Functions and Methods |
Classes and Traits |
||||||||
| Total | |
8.49% |
40 / 471 |
|
4.76% |
1 / 21 |
CRAP | |
0.00% |
0 / 1 |
| fulltext_postgres | |
8.49% |
40 / 471 |
|
4.76% |
1 / 21 |
13079.58 | |
0.00% |
0 / 1 |
| __construct | |
85.71% |
6 / 7 |
|
0.00% |
0 / 1 |
2.01 | |||
| get_name | |
0.00% |
0 / 1 |
|
0.00% |
0 / 1 |
2 | |||
| is_available | |
0.00% |
0 / 1 |
|
0.00% |
0 / 1 |
2 | |||
| init | |
0.00% |
0 / 3 |
|
0.00% |
0 / 1 |
6 | |||
| get_search_query | |
0.00% |
0 / 1 |
|
0.00% |
0 / 1 |
2 | |||
| get_common_words | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| get_word_length | |
0.00% |
0 / 1 |
|
0.00% |
0 / 1 |
2 | |||
| split_keywords | |
75.00% |
33 / 44 |
|
0.00% |
0 / 1 |
18.52 | |||
| keyword_search | |
0.00% |
0 / 140 |
|
0.00% |
0 / 1 |
992 | |||
| author_search | |
0.00% |
0 / 149 |
|
0.00% |
0 / 1 |
930 | |||
| supports_phrase_search | |
0.00% |
0 / 1 |
|
0.00% |
0 / 1 |
2 | |||
| index | |
0.00% |
0 / 19 |
|
0.00% |
0 / 1 |
6 | |||
| index_remove | |
0.00% |
0 / 1 |
|
0.00% |
0 / 1 |
2 | |||
| tidy | |
0.00% |
0 / 2 |
|
0.00% |
0 / 1 |
2 | |||
| create_index | |
0.00% |
0 / 21 |
|
0.00% |
0 / 1 |
56 | |||
| delete_index | |
0.00% |
0 / 21 |
|
0.00% |
0 / 1 |
56 | |||
| index_created | |
0.00% |
0 / 3 |
|
0.00% |
0 / 1 |
20 | |||
| index_stats | |
0.00% |
0 / 5 |
|
0.00% |
0 / 1 |
12 | |||
| get_stats | |
0.00% |
0 / 17 |
|
0.00% |
0 / 1 |
110 | |||
| split_message | |
0.00% |
0 / 10 |
|
0.00% |
0 / 1 |
20 | |||
| get_acp_options | |
0.00% |
0 / 23 |
|
0.00% |
0 / 1 |
30 | |||
| 1 | <?php |
| 2 | /** |
| 3 | * |
| 4 | * This file is part of the phpBB Forum Software package. |
| 5 | * |
| 6 | * @copyright (c) phpBB Limited <https://www.phpbb.com> |
| 7 | * @license GNU General Public License, version 2 (GPL-2.0) |
| 8 | * |
| 9 | * For full copyright and license information, please see |
| 10 | * the docs/CREDITS.txt file. |
| 11 | * |
| 12 | */ |
| 13 | |
| 14 | namespace phpbb\search\backend; |
| 15 | |
| 16 | use phpbb\config\config; |
| 17 | use phpbb\db\driver\driver_interface; |
| 18 | use phpbb\event\dispatcher_interface; |
| 19 | use phpbb\language\language; |
| 20 | use phpbb\search\exception\search_exception; |
| 21 | use phpbb\user; |
| 22 | |
| 23 | /** |
| 24 | * Fulltext search for PostgreSQL |
| 25 | */ |
| 26 | class fulltext_postgres extends base implements search_backend_interface |
| 27 | { |
| 28 | /** |
| 29 | * Associative array holding index stats |
| 30 | * @var array |
| 31 | */ |
| 32 | protected $stats = array(); |
| 33 | |
| 34 | /** |
| 35 | * Holds the words entered by user, obtained by splitting the entered query on whitespace |
| 36 | * @var array |
| 37 | */ |
| 38 | protected $split_words = array(); |
| 39 | |
| 40 | /** |
| 41 | * Stores the tsearch query |
| 42 | * @var string |
| 43 | */ |
| 44 | protected $tsearch_query = ''; |
| 45 | |
| 46 | /** |
| 47 | * True if phrase search is supported. |
| 48 | * PostgreSQL fulltext currently doesn't support it |
| 49 | * @var boolean |
| 50 | */ |
| 51 | protected $phrase_search = false; |
| 52 | |
| 53 | /** |
| 54 | * phpBB event dispatcher object |
| 55 | * @var dispatcher_interface |
| 56 | */ |
| 57 | protected $phpbb_dispatcher; |
| 58 | |
| 59 | /** |
| 60 | * @var language |
| 61 | */ |
| 62 | protected $language; |
| 63 | /** |
| 64 | * Contains tidied search query. |
| 65 | * Operators are prefixed in search query and common words excluded |
| 66 | * @var string |
| 67 | */ |
| 68 | protected $search_query = ''; |
| 69 | |
| 70 | /** |
| 71 | * Contains common words. |
| 72 | * Common words are words with length less/more than min/max length |
| 73 | * @var array |
| 74 | */ |
| 75 | protected $common_words = array(); |
| 76 | |
| 77 | /** |
| 78 | * Associative array stores the min and max word length to be searched |
| 79 | * @var array |
| 80 | */ |
| 81 | protected $word_length = array(); |
| 82 | |
| 83 | /** |
| 84 | * Constructor |
| 85 | * Creates a new \phpbb\search\backend\fulltext_postgres, which is used as a search backend |
| 86 | * |
| 87 | * @param config $config Config object |
| 88 | * @param driver_interface $db Database object |
| 89 | * @param dispatcher_interface $phpbb_dispatcher Event dispatcher object |
| 90 | * @param language $language |
| 91 | * @param user $user User object |
| 92 | * @param string $search_results_table |
| 93 | * @param string $phpbb_root_path Relative path to phpBB root |
| 94 | * @param string $phpEx PHP file extension |
| 95 | */ |
| 96 | public function __construct(config $config, driver_interface $db, dispatcher_interface $phpbb_dispatcher, language $language, user $user, string $search_results_table, string $phpbb_root_path, string $phpEx) |
| 97 | { |
| 98 | global $cache; |
| 99 | |
| 100 | parent::__construct($cache, $config, $db, $user, $search_results_table); |
| 101 | $this->phpbb_dispatcher = $phpbb_dispatcher; |
| 102 | $this->language = $language; |
| 103 | |
| 104 | $this->word_length = array('min' => $this->config['fulltext_postgres_min_word_len'], 'max' => $this->config['fulltext_postgres_max_word_len']); |
| 105 | |
| 106 | /** |
| 107 | * Load the UTF tools |
| 108 | */ |
| 109 | if (!function_exists('utf8_strlen')) |
| 110 | { |
| 111 | include($phpbb_root_path . 'includes/utf/utf_tools.' . $phpEx); |
| 112 | } |
| 113 | } |
| 114 | |
| 115 | /** |
| 116 | * {@inheritdoc} |
| 117 | */ |
| 118 | public function get_name(): string |
| 119 | { |
| 120 | return 'PostgreSQL Fulltext'; |
| 121 | } |
| 122 | |
| 123 | /** |
| 124 | * {@inheritdoc} |
| 125 | */ |
| 126 | public function is_available(): bool |
| 127 | { |
| 128 | return $this->db->get_sql_layer() == 'postgres'; |
| 129 | } |
| 130 | |
| 131 | /** |
| 132 | * {@inheritdoc} |
| 133 | */ |
| 134 | public function init() |
| 135 | { |
| 136 | if (!$this->is_available()) |
| 137 | { |
| 138 | return $this->language->lang('FULLTEXT_POSTGRES_INCOMPATIBLE_DATABASE'); |
| 139 | } |
| 140 | |
| 141 | return false; |
| 142 | } |
| 143 | |
| 144 | /** |
| 145 | * {@inheritdoc} |
| 146 | */ |
| 147 | public function get_search_query(): string |
| 148 | { |
| 149 | return $this->search_query; |
| 150 | } |
| 151 | |
| 152 | /** |
| 153 | * {@inheritdoc} |
| 154 | */ |
| 155 | public function get_common_words(): array |
| 156 | { |
| 157 | return $this->common_words; |
| 158 | } |
| 159 | |
| 160 | /** |
| 161 | * {@inheritdoc} |
| 162 | */ |
| 163 | public function get_word_length() |
| 164 | { |
| 165 | return $this->word_length; |
| 166 | } |
| 167 | |
| 168 | /** |
| 169 | * {@inheritdoc} |
| 170 | */ |
| 171 | public function split_keywords(string &$keywords, string $terms): bool |
| 172 | { |
| 173 | if ($terms == 'all') |
| 174 | { |
| 175 | $match = array('#\sand\s#iu', '#\sor\s#iu', '#\snot\s#iu', '#(^|\s)\+#', '#(^|\s)-#', '#(^|\s)\|#'); |
| 176 | $replace = array(' +', ' |', ' -', ' +', ' -', ' |'); |
| 177 | |
| 178 | $keywords = preg_replace($match, $replace, $keywords); |
| 179 | } |
| 180 | |
| 181 | // Filter out as above |
| 182 | $split_keywords = preg_replace("#[\"\n\r\t]+#", ' ', trim(html_entity_decode($keywords, ENT_COMPAT))); |
| 183 | |
| 184 | // Split words |
| 185 | $split_keywords = preg_replace('#([^\p{L}\p{N}\'*"()])#u', '$1$1', str_replace('\'\'', '\' \'', trim($split_keywords))); |
| 186 | $matches = array(); |
| 187 | preg_match_all('#(?:[^\p{L}\p{N}*"()]|^)([+\-|]?(?:[\p{L}\p{N}*"()]+\'?)*[\p{L}\p{N}*"()])(?:[^\p{L}\p{N}*"()]|$)#u', $split_keywords, $matches); |
| 188 | $this->split_words = $matches[1]; |
| 189 | |
| 190 | foreach ($this->split_words as $i => $word) |
| 191 | { |
| 192 | $clean_word = preg_replace('#^[+\-|"]#', '', $word); |
| 193 | |
| 194 | // check word length |
| 195 | $clean_len = utf8_strlen(str_replace('*', '', $clean_word)); |
| 196 | if (($clean_len < $this->config['fulltext_postgres_min_word_len']) || ($clean_len > $this->config['fulltext_postgres_max_word_len'])) |
| 197 | { |
| 198 | $this->common_words[] = $word; |
| 199 | unset($this->split_words[$i]); |
| 200 | } |
| 201 | } |
| 202 | |
| 203 | if ($terms == 'any') |
| 204 | { |
| 205 | $this->search_query = ''; |
| 206 | $this->tsearch_query = ''; |
| 207 | foreach ($this->split_words as $word) |
| 208 | { |
| 209 | if ((strpos($word, '+') === 0) || (strpos($word, '-') === 0) || (strpos($word, '|') === 0)) |
| 210 | { |
| 211 | $word = substr($word, 1); |
| 212 | } |
| 213 | $this->search_query .= $word . ' '; |
| 214 | $this->tsearch_query .= '|' . $word . ' '; |
| 215 | } |
| 216 | } |
| 217 | else |
| 218 | { |
| 219 | $this->search_query = ''; |
| 220 | $this->tsearch_query = ''; |
| 221 | foreach ($this->split_words as $word) |
| 222 | { |
| 223 | if (strpos($word, '+') === 0) |
| 224 | { |
| 225 | $this->search_query .= $word . ' '; |
| 226 | $this->tsearch_query .= '&' . substr($word, 1) . ' '; |
| 227 | } |
| 228 | else if (strpos($word, '-') === 0) |
| 229 | { |
| 230 | $this->search_query .= $word . ' '; |
| 231 | $this->tsearch_query .= '&!' . substr($word, 1) . ' '; |
| 232 | } |
| 233 | else if (strpos($word, '|') === 0) |
| 234 | { |
| 235 | $this->search_query .= $word . ' '; |
| 236 | $this->tsearch_query .= '|' . substr($word, 1) . ' '; |
| 237 | } |
| 238 | else |
| 239 | { |
| 240 | $this->search_query .= '+' . $word . ' '; |
| 241 | $this->tsearch_query .= '&' . $word . ' '; |
| 242 | } |
| 243 | } |
| 244 | } |
| 245 | |
| 246 | $this->tsearch_query = substr($this->tsearch_query, 1); |
| 247 | $this->search_query = utf8_htmlspecialchars($this->search_query); |
| 248 | |
| 249 | if ($this->search_query) |
| 250 | { |
| 251 | $this->split_words = array_values($this->split_words); |
| 252 | sort($this->split_words); |
| 253 | return true; |
| 254 | } |
| 255 | return false; |
| 256 | } |
| 257 | |
| 258 | |
| 259 | /** |
| 260 | * {@inheritdoc} |
| 261 | */ |
| 262 | public function keyword_search(string $type, string $fields, string $terms, array $sort_by_sql, string $sort_key, string $sort_dir, string $sort_days, array $ex_fid_ary, string $post_visibility, int $topic_id, array $author_ary, string $author_name, array &$id_ary, int &$start, int $per_page) |
| 263 | { |
| 264 | // No keywords? No posts |
| 265 | if (!$this->search_query) |
| 266 | { |
| 267 | return false; |
| 268 | } |
| 269 | |
| 270 | // When search query contains queries like -foo |
| 271 | if (strpos($this->search_query, '+') === false) |
| 272 | { |
| 273 | return false; |
| 274 | } |
| 275 | |
| 276 | // generate a search_key from all the options to identify the results |
| 277 | $search_key_array = array( |
| 278 | implode(', ', $this->split_words), |
| 279 | $type, |
| 280 | $fields, |
| 281 | $terms, |
| 282 | $sort_days, |
| 283 | $sort_key, |
| 284 | $topic_id, |
| 285 | implode(',', $ex_fid_ary), |
| 286 | $post_visibility, |
| 287 | implode(',', $author_ary) |
| 288 | ); |
| 289 | |
| 290 | /** |
| 291 | * Allow changing the search_key for cached results |
| 292 | * |
| 293 | * @event core.search_postgres_by_keyword_modify_search_key |
| 294 | * @var array search_key_array Array with search parameters to generate the search_key |
| 295 | * @var string type Searching type ('posts', 'topics') |
| 296 | * @var string fields Searching fields ('titleonly', 'msgonly', 'firstpost', 'all') |
| 297 | * @var string terms Searching terms ('all', 'any') |
| 298 | * @var int sort_days Time, in days, of the oldest possible post to list |
| 299 | * @var string sort_key The sort type used from the possible sort types |
| 300 | * @var int topic_id Limit the search to this topic_id only |
| 301 | * @var array ex_fid_ary Which forums not to search on |
| 302 | * @var string post_visibility Post visibility data |
| 303 | * @var array author_ary Array of user_id containing the users to filter the results to |
| 304 | * @since 3.1.7-RC1 |
| 305 | */ |
| 306 | $vars = array( |
| 307 | 'search_key_array', |
| 308 | 'type', |
| 309 | 'fields', |
| 310 | 'terms', |
| 311 | 'sort_days', |
| 312 | 'sort_key', |
| 313 | 'topic_id', |
| 314 | 'ex_fid_ary', |
| 315 | 'post_visibility', |
| 316 | 'author_ary', |
| 317 | ); |
| 318 | extract($this->phpbb_dispatcher->trigger_event('core.search_postgres_by_keyword_modify_search_key', compact($vars))); |
| 319 | |
| 320 | $search_key = md5(implode('#', $search_key_array)); |
| 321 | |
| 322 | if ($start < 0) |
| 323 | { |
| 324 | $start = 0; |
| 325 | } |
| 326 | |
| 327 | // try reading the results from cache |
| 328 | $result_count = 0; |
| 329 | if ($this->obtain_ids($search_key, $result_count, $id_ary, $start, $per_page, $sort_dir) == self::SEARCH_RESULT_IN_CACHE) |
| 330 | { |
| 331 | return $result_count; |
| 332 | } |
| 333 | |
| 334 | $id_ary = array(); |
| 335 | |
| 336 | $join_topic = ($type == 'posts') ? false : true; |
| 337 | |
| 338 | // Build sql strings for sorting |
| 339 | $sql_sort = $sort_by_sql[$sort_key] . (($sort_dir == 'a') ? ' ASC' : ' DESC'); |
| 340 | $sql_sort_table = $sql_sort_join = ''; |
| 341 | |
| 342 | switch ($sql_sort[0]) |
| 343 | { |
| 344 | case 'u': |
| 345 | $sql_sort_table = USERS_TABLE . ' u, '; |
| 346 | $sql_sort_join = ($type == 'posts') ? ' AND u.user_id = p.poster_id ' : ' AND u.user_id = t.topic_poster '; |
| 347 | break; |
| 348 | |
| 349 | case 't': |
| 350 | $join_topic = true; |
| 351 | break; |
| 352 | |
| 353 | case 'f': |
| 354 | $sql_sort_table = FORUMS_TABLE . ' f, '; |
| 355 | $sql_sort_join = ' AND f.forum_id = p.forum_id '; |
| 356 | break; |
| 357 | } |
| 358 | |
| 359 | // Build some display specific sql strings |
| 360 | switch ($fields) |
| 361 | { |
| 362 | case 'titleonly': |
| 363 | $sql_match = 'p.post_subject'; |
| 364 | $sql_match_where = ' AND p.post_id = t.topic_first_post_id'; |
| 365 | $join_topic = true; |
| 366 | break; |
| 367 | |
| 368 | case 'msgonly': |
| 369 | $sql_match = 'p.post_text'; |
| 370 | $sql_match_where = ''; |
| 371 | break; |
| 372 | |
| 373 | case 'firstpost': |
| 374 | $sql_match = 'p.post_subject, p.post_text'; |
| 375 | $sql_match_where = ' AND p.post_id = t.topic_first_post_id'; |
| 376 | $join_topic = true; |
| 377 | break; |
| 378 | |
| 379 | default: |
| 380 | $sql_match = 'p.post_subject, p.post_text'; |
| 381 | $sql_match_where = ''; |
| 382 | break; |
| 383 | } |
| 384 | |
| 385 | $tsearch_query = $this->tsearch_query; |
| 386 | |
| 387 | /** |
| 388 | * Allow changing the query used to search for posts using fulltext_postgres |
| 389 | * |
| 390 | * @event core.search_postgres_keywords_main_query_before |
| 391 | * @var string tsearch_query The parsed keywords used for this search |
| 392 | * @var int result_count The previous result count for the format of the query. |
| 393 | * Set to 0 to force a re-count |
| 394 | * @var bool join_topic Weather or not TOPICS_TABLE should be CROSS JOIN'ED |
| 395 | * @var array author_ary Array of user_id containing the users to filter the results to |
| 396 | * @var string author_name An extra username to search on (!empty(author_ary) must be true, to be relevant) |
| 397 | * @var array ex_fid_ary Which forums not to search on |
| 398 | * @var int topic_id Limit the search to this topic_id only |
| 399 | * @var string sql_sort_table Extra tables to include in the SQL query. |
| 400 | * Used in conjunction with sql_sort_join |
| 401 | * @var string sql_sort_join SQL conditions to join all the tables used together. |
| 402 | * Used in conjunction with sql_sort_table |
| 403 | * @var int sort_days Time, in days, of the oldest possible post to list |
| 404 | * @var string sql_match Which columns to do the search on. |
| 405 | * @var string sql_match_where Extra conditions to use to properly filter the matching process |
| 406 | * @var string sort_by_sql The possible predefined sort types |
| 407 | * @var string sort_key The sort type used from the possible sort types |
| 408 | * @var string sort_dir "a" for ASC or "d" dor DESC for the sort order used |
| 409 | * @var string sql_sort The result SQL when processing sort_by_sql + sort_key + sort_dir |
| 410 | * @var int start How many posts to skip in the search results (used for pagination) |
| 411 | * @since 3.1.5-RC1 |
| 412 | */ |
| 413 | $vars = array( |
| 414 | 'tsearch_query', |
| 415 | 'result_count', |
| 416 | 'join_topic', |
| 417 | 'author_ary', |
| 418 | 'author_name', |
| 419 | 'ex_fid_ary', |
| 420 | 'topic_id', |
| 421 | 'sql_sort_table', |
| 422 | 'sql_sort_join', |
| 423 | 'sort_days', |
| 424 | 'sql_match', |
| 425 | 'sql_match_where', |
| 426 | 'sort_by_sql', |
| 427 | 'sort_key', |
| 428 | 'sort_dir', |
| 429 | 'sql_sort', |
| 430 | 'start', |
| 431 | ); |
| 432 | extract($this->phpbb_dispatcher->trigger_event('core.search_postgres_keywords_main_query_before', compact($vars))); |
| 433 | |
| 434 | $sql_select = ($type == 'posts') ? 'p.post_id' : 'DISTINCT t.topic_id, ' . $sort_by_sql[$sort_key]; |
| 435 | $sql_from = ($join_topic) ? TOPICS_TABLE . ' t, ' : ''; |
| 436 | $field = ($type == 'posts') ? 'post_id' : 'topic_id'; |
| 437 | |
| 438 | if (count($author_ary) && $author_name) |
| 439 | { |
| 440 | // first one matches post of registered users, second one guests and deleted users |
| 441 | $sql_author = '(' . $this->db->sql_in_set('p.poster_id', array_diff($author_ary, array(ANONYMOUS)), false, true) . ' OR p.post_username ' . $author_name . ')'; |
| 442 | } |
| 443 | else if (count($author_ary)) |
| 444 | { |
| 445 | $sql_author = ' AND ' . $this->db->sql_in_set('p.poster_id', $author_ary); |
| 446 | } |
| 447 | else |
| 448 | { |
| 449 | $sql_author = ''; |
| 450 | } |
| 451 | |
| 452 | $sql_where_options = $sql_sort_join; |
| 453 | $sql_where_options .= ($topic_id) ? ' AND p.topic_id = ' . $topic_id : ''; |
| 454 | $sql_where_options .= ($join_topic) ? ' AND t.topic_id = p.topic_id' : ''; |
| 455 | $sql_where_options .= (count($ex_fid_ary)) ? ' AND ' . $this->db->sql_in_set('p.forum_id', $ex_fid_ary, true) : ''; |
| 456 | $sql_where_options .= ' AND ' . $post_visibility; |
| 457 | $sql_where_options .= $sql_author; |
| 458 | $sql_where_options .= ($sort_days) ? ' AND p.post_time >= ' . (time() - ($sort_days * 86400)) : ''; |
| 459 | $sql_where_options .= $sql_match_where; |
| 460 | |
| 461 | $sql_match = str_replace(',', " || ' ' ||", $sql_match); |
| 462 | $tmp_sql_match = "to_tsvector ('" . $this->db->sql_escape($this->config['fulltext_postgres_ts_name']) . "', " . $sql_match . ") @@ to_tsquery ('" . $this->db->sql_escape($this->config['fulltext_postgres_ts_name']) . "', '" . $this->db->sql_escape($this->tsearch_query) . "')"; |
| 463 | |
| 464 | $this->db->sql_transaction('begin'); |
| 465 | |
| 466 | $sql_from = "FROM $sql_from$sql_sort_table" . POSTS_TABLE . " p"; |
| 467 | $sql_where = "WHERE (" . $tmp_sql_match . ") |
| 468 | $sql_where_options"; |
| 469 | $sql = "SELECT $sql_select |
| 470 | $sql_from |
| 471 | $sql_where |
| 472 | ORDER BY $sql_sort"; |
| 473 | $result = $this->db->sql_query_limit($sql, $this->config['search_block_size'], $start); |
| 474 | |
| 475 | while ($row = $this->db->sql_fetchrow($result)) |
| 476 | { |
| 477 | $id_ary[] = $row[$field]; |
| 478 | } |
| 479 | $this->db->sql_freeresult($result); |
| 480 | |
| 481 | $id_ary = array_unique($id_ary); |
| 482 | |
| 483 | // if the total result count is not cached yet, retrieve it from the db |
| 484 | if (!$result_count) |
| 485 | { |
| 486 | $sql_count = "SELECT COUNT(DISTINCT " . (($type == 'posts') ? 'p.post_id' : 't.topic_id') . ") as result_count |
| 487 | $sql_from |
| 488 | $sql_where"; |
| 489 | $result = $this->db->sql_query($sql_count); |
| 490 | $result_count = (int) $this->db->sql_fetchfield('result_count'); |
| 491 | $this->db->sql_freeresult($result); |
| 492 | |
| 493 | if (!$result_count) |
| 494 | { |
| 495 | return false; |
| 496 | } |
| 497 | } |
| 498 | |
| 499 | $this->db->sql_transaction('commit'); |
| 500 | |
| 501 | if ($start >= $result_count) |
| 502 | { |
| 503 | $start = floor(($result_count - 1) / $per_page) * $per_page; |
| 504 | |
| 505 | $result = $this->db->sql_query_limit($sql, $this->config['search_block_size'], $start); |
| 506 | |
| 507 | while ($row = $this->db->sql_fetchrow($result)) |
| 508 | { |
| 509 | $id_ary[] = $row[$field]; |
| 510 | } |
| 511 | $this->db->sql_freeresult($result); |
| 512 | |
| 513 | $id_ary = array_unique($id_ary); |
| 514 | } |
| 515 | |
| 516 | // store the ids, from start on then delete anything that isn't on the current page because we only need ids for one page |
| 517 | $this->save_ids($search_key, implode(' ', $this->split_words), $author_ary, $result_count, $id_ary, $start, $sort_dir); |
| 518 | $id_ary = array_slice($id_ary, 0, (int) $per_page); |
| 519 | |
| 520 | return $result_count; |
| 521 | } |
| 522 | |
| 523 | /** |
| 524 | * {@inheritdoc} |
| 525 | */ |
| 526 | public function author_search(string $type, bool $firstpost_only, array $sort_by_sql, string $sort_key, string $sort_dir, string $sort_days, array $ex_fid_ary, string $post_visibility, int $topic_id, array $author_ary, string $author_name, array &$id_ary, int &$start, int $per_page) |
| 527 | { |
| 528 | // No author? No posts |
| 529 | if (!count($author_ary)) |
| 530 | { |
| 531 | return 0; |
| 532 | } |
| 533 | |
| 534 | // generate a search_key from all the options to identify the results |
| 535 | $search_key_array = array( |
| 536 | '', |
| 537 | $type, |
| 538 | ($firstpost_only) ? 'firstpost' : '', |
| 539 | '', |
| 540 | '', |
| 541 | $sort_days, |
| 542 | $sort_key, |
| 543 | $topic_id, |
| 544 | implode(',', $ex_fid_ary), |
| 545 | $post_visibility, |
| 546 | implode(',', $author_ary), |
| 547 | $author_name, |
| 548 | ); |
| 549 | |
| 550 | /** |
| 551 | * Allow changing the search_key for cached results |
| 552 | * |
| 553 | * @event core.search_postgres_by_author_modify_search_key |
| 554 | * @var array search_key_array Array with search parameters to generate the search_key |
| 555 | * @var string type Searching type ('posts', 'topics') |
| 556 | * @var boolean firstpost_only Flag indicating if only topic starting posts are considered |
| 557 | * @var int sort_days Time, in days, of the oldest possible post to list |
| 558 | * @var string sort_key The sort type used from the possible sort types |
| 559 | * @var int topic_id Limit the search to this topic_id only |
| 560 | * @var array ex_fid_ary Which forums not to search on |
| 561 | * @var string post_visibility Post visibility data |
| 562 | * @var array author_ary Array of user_id containing the users to filter the results to |
| 563 | * @var string author_name The username to search on |
| 564 | * @since 3.1.7-RC1 |
| 565 | */ |
| 566 | $vars = array( |
| 567 | 'search_key_array', |
| 568 | 'type', |
| 569 | 'firstpost_only', |
| 570 | 'sort_days', |
| 571 | 'sort_key', |
| 572 | 'topic_id', |
| 573 | 'ex_fid_ary', |
| 574 | 'post_visibility', |
| 575 | 'author_ary', |
| 576 | 'author_name', |
| 577 | ); |
| 578 | extract($this->phpbb_dispatcher->trigger_event('core.search_postgres_by_author_modify_search_key', compact($vars))); |
| 579 | |
| 580 | $search_key = md5(implode('#', $search_key_array)); |
| 581 | |
| 582 | if ($start < 0) |
| 583 | { |
| 584 | $start = 0; |
| 585 | } |
| 586 | |
| 587 | // try reading the results from cache |
| 588 | $result_count = 0; |
| 589 | if ($this->obtain_ids($search_key, $result_count, $id_ary, $start, $per_page, $sort_dir) == self::SEARCH_RESULT_IN_CACHE) |
| 590 | { |
| 591 | return $result_count; |
| 592 | } |
| 593 | |
| 594 | $id_ary = array(); |
| 595 | |
| 596 | // Create some display specific sql strings |
| 597 | if ($author_name) |
| 598 | { |
| 599 | // first one matches post of registered users, second one guests and deleted users |
| 600 | $sql_author = '(' . $this->db->sql_in_set('p.poster_id', array_diff($author_ary, array(ANONYMOUS)), false, true) . ' OR p.post_username ' . $author_name . ')'; |
| 601 | } |
| 602 | else |
| 603 | { |
| 604 | $sql_author = $this->db->sql_in_set('p.poster_id', $author_ary); |
| 605 | } |
| 606 | $sql_fora = (count($ex_fid_ary)) ? ' AND ' . $this->db->sql_in_set('p.forum_id', $ex_fid_ary, true) : ''; |
| 607 | $sql_topic_id = ($topic_id) ? ' AND p.topic_id = ' . (int) $topic_id : ''; |
| 608 | $sql_time = ($sort_days) ? ' AND p.post_time >= ' . (time() - ($sort_days * 86400)) : ''; |
| 609 | $sql_firstpost = ($firstpost_only) ? ' AND p.post_id = t.topic_first_post_id' : ''; |
| 610 | |
| 611 | // Build sql strings for sorting |
| 612 | $sql_sort = $sort_by_sql[$sort_key] . (($sort_dir == 'a') ? ' ASC' : ' DESC'); |
| 613 | $sql_sort_table = $sql_sort_join = ''; |
| 614 | switch ($sql_sort[0]) |
| 615 | { |
| 616 | case 'u': |
| 617 | $sql_sort_table = USERS_TABLE . ' u, '; |
| 618 | $sql_sort_join = ($type == 'posts') ? ' AND u.user_id = p.poster_id ' : ' AND u.user_id = t.topic_poster '; |
| 619 | break; |
| 620 | |
| 621 | case 't': |
| 622 | $sql_sort_table = ($type == 'posts' && !$firstpost_only) ? TOPICS_TABLE . ' t, ' : ''; |
| 623 | $sql_sort_join = ($type == 'posts' && !$firstpost_only) ? ' AND t.topic_id = p.topic_id ' : ''; |
| 624 | break; |
| 625 | |
| 626 | case 'f': |
| 627 | $sql_sort_table = FORUMS_TABLE . ' f, '; |
| 628 | $sql_sort_join = ' AND f.forum_id = p.forum_id '; |
| 629 | break; |
| 630 | } |
| 631 | |
| 632 | $m_approve_fid_sql = ' AND ' . $post_visibility; |
| 633 | |
| 634 | /** |
| 635 | * Allow changing the query used to search for posts by author in fulltext_postgres |
| 636 | * |
| 637 | * @event core.search_postgres_author_count_query_before |
| 638 | * @var int result_count The previous result count for the format of the query. |
| 639 | * Set to 0 to force a re-count |
| 640 | * @var string sql_sort_table CROSS JOIN'ed table to allow doing the sort chosen |
| 641 | * @var string sql_sort_join Condition to define how to join the CROSS JOIN'ed table specifyed in sql_sort_table |
| 642 | * @var array author_ary Array of user_id containing the users to filter the results to |
| 643 | * @var string author_name An extra username to search on |
| 644 | * @var string sql_author SQL WHERE condition for the post author ids |
| 645 | * @var int topic_id Limit the search to this topic_id only |
| 646 | * @var string sql_topic_id SQL of topic_id |
| 647 | * @var string sort_by_sql The possible predefined sort types |
| 648 | * @var string sort_key The sort type used from the possible sort types |
| 649 | * @var string sort_dir "a" for ASC or "d" dor DESC for the sort order used |
| 650 | * @var string sql_sort The result SQL when processing sort_by_sql + sort_key + sort_dir |
| 651 | * @var string sort_days Time, in days, that the oldest post showing can have |
| 652 | * @var string sql_time The SQL to search on the time specifyed by sort_days |
| 653 | * @var bool firstpost_only Wether or not to search only on the first post of the topics |
| 654 | * @var array ex_fid_ary Forum ids that must not be searched on |
| 655 | * @var array sql_fora SQL query for ex_fid_ary |
| 656 | * @var string m_approve_fid_sql WHERE clause condition on post_visibility restrictions |
| 657 | * @var int start How many posts to skip in the search results (used for pagination) |
| 658 | * @since 3.1.5-RC1 |
| 659 | */ |
| 660 | $vars = array( |
| 661 | 'result_count', |
| 662 | 'sql_sort_table', |
| 663 | 'sql_sort_join', |
| 664 | 'author_ary', |
| 665 | 'author_name', |
| 666 | 'sql_author', |
| 667 | 'topic_id', |
| 668 | 'sql_topic_id', |
| 669 | 'sort_by_sql', |
| 670 | 'sort_key', |
| 671 | 'sort_dir', |
| 672 | 'sql_sort', |
| 673 | 'sort_days', |
| 674 | 'sql_time', |
| 675 | 'firstpost_only', |
| 676 | 'ex_fid_ary', |
| 677 | 'sql_fora', |
| 678 | 'm_approve_fid_sql', |
| 679 | 'start', |
| 680 | ); |
| 681 | extract($this->phpbb_dispatcher->trigger_event('core.search_postgres_author_count_query_before', compact($vars))); |
| 682 | |
| 683 | // Build the query for really selecting the post_ids |
| 684 | if ($type == 'posts') |
| 685 | { |
| 686 | $sql = "SELECT p.post_id |
| 687 | FROM " . $sql_sort_table . POSTS_TABLE . ' p' . (($firstpost_only) ? ', ' . TOPICS_TABLE . ' t ' : ' ') . " |
| 688 | WHERE $sql_author |
| 689 | $sql_topic_id |
| 690 | $sql_firstpost |
| 691 | $m_approve_fid_sql |
| 692 | $sql_fora |
| 693 | $sql_sort_join |
| 694 | $sql_time |
| 695 | ORDER BY $sql_sort"; |
| 696 | $field = 'post_id'; |
| 697 | } |
| 698 | else |
| 699 | { |
| 700 | $sql = "SELECT t.topic_id |
| 701 | FROM " . $sql_sort_table . TOPICS_TABLE . ' t, ' . POSTS_TABLE . " p |
| 702 | WHERE $sql_author |
| 703 | $sql_topic_id |
| 704 | $sql_firstpost |
| 705 | $m_approve_fid_sql |
| 706 | $sql_fora |
| 707 | AND t.topic_id = p.topic_id |
| 708 | $sql_sort_join |
| 709 | $sql_time |
| 710 | GROUP BY t.topic_id, $sort_by_sql[$sort_key] |
| 711 | ORDER BY $sql_sort"; |
| 712 | $field = 'topic_id'; |
| 713 | } |
| 714 | |
| 715 | $this->db->sql_transaction('begin'); |
| 716 | |
| 717 | // Only read one block of posts from the db and then cache it |
| 718 | $result = $this->db->sql_query_limit($sql, $this->config['search_block_size'], $start); |
| 719 | |
| 720 | while ($row = $this->db->sql_fetchrow($result)) |
| 721 | { |
| 722 | $id_ary[] = $row[$field]; |
| 723 | } |
| 724 | $this->db->sql_freeresult($result); |
| 725 | |
| 726 | // retrieve the total result count if needed |
| 727 | if (!$result_count) |
| 728 | { |
| 729 | if ($type == 'posts') |
| 730 | { |
| 731 | $sql_count = "SELECT COUNT(*) as result_count |
| 732 | FROM " . $sql_sort_table . POSTS_TABLE . ' p' . (($firstpost_only) ? ', ' . TOPICS_TABLE . ' t ' : ' ') . " |
| 733 | WHERE $sql_author |
| 734 | $sql_topic_id |
| 735 | $sql_firstpost |
| 736 | $m_approve_fid_sql |
| 737 | $sql_fora |
| 738 | $sql_sort_join |
| 739 | $sql_time"; |
| 740 | } |
| 741 | else |
| 742 | { |
| 743 | $sql_count = "SELECT COUNT(*) as result_count |
| 744 | FROM " . $sql_sort_table . TOPICS_TABLE . ' t, ' . POSTS_TABLE . " p |
| 745 | WHERE $sql_author |
| 746 | $sql_topic_id |
| 747 | $sql_firstpost |
| 748 | $m_approve_fid_sql |
| 749 | $sql_fora |
| 750 | AND t.topic_id = p.topic_id |
| 751 | $sql_sort_join |
| 752 | $sql_time |
| 753 | GROUP BY t.topic_id, $sort_by_sql[$sort_key]"; |
| 754 | } |
| 755 | |
| 756 | $result = $this->db->sql_query($sql_count); |
| 757 | $result_count = ($type == 'posts') ? (int) $this->db->sql_fetchfield('result_count') : count($this->db->sql_fetchrowset($result)); |
| 758 | $this->db->sql_freeresult($result); |
| 759 | |
| 760 | if (!$result_count) |
| 761 | { |
| 762 | return false; |
| 763 | } |
| 764 | } |
| 765 | |
| 766 | $this->db->sql_transaction('commit'); |
| 767 | |
| 768 | if ($start >= $result_count) |
| 769 | { |
| 770 | $start = floor(($result_count - 1) / $per_page) * $per_page; |
| 771 | |
| 772 | $result = $this->db->sql_query_limit($sql, $this->config['search_block_size'], $start); |
| 773 | while ($row = $this->db->sql_fetchrow($result)) |
| 774 | { |
| 775 | $id_ary[] = (int) $row[$field]; |
| 776 | } |
| 777 | $this->db->sql_freeresult($result); |
| 778 | |
| 779 | $id_ary = array_unique($id_ary); |
| 780 | } |
| 781 | |
| 782 | if (count($id_ary)) |
| 783 | { |
| 784 | $this->save_ids($search_key, '', $author_ary, $result_count, $id_ary, $start, $sort_dir); |
| 785 | $id_ary = array_slice($id_ary, 0, $per_page); |
| 786 | |
| 787 | return $result_count; |
| 788 | } |
| 789 | return false; |
| 790 | } |
| 791 | |
| 792 | /** |
| 793 | * {@inheritdoc} |
| 794 | */ |
| 795 | public function supports_phrase_search(): bool |
| 796 | { |
| 797 | return $this->phrase_search; |
| 798 | } |
| 799 | |
| 800 | /** |
| 801 | * {@inheritdoc} |
| 802 | */ |
| 803 | public function index(string $mode, int $post_id, string &$message, string &$subject, int $poster_id, int $forum_id) |
| 804 | { |
| 805 | // Split old and new post/subject to obtain array of words |
| 806 | $split_text = $this->split_message($message); |
| 807 | $split_title = ($subject) ? $this->split_message($subject) : array(); |
| 808 | |
| 809 | $words = array_unique(array_merge($split_text, $split_title)); |
| 810 | |
| 811 | /** |
| 812 | * Event to modify method arguments and words before the PostgreSQL search index is updated |
| 813 | * |
| 814 | * @event core.search_postgres_index_before |
| 815 | * @var string mode Contains the post mode: edit, post, reply, quote |
| 816 | * @var int post_id The id of the post which is modified/created |
| 817 | * @var string message New or updated post content |
| 818 | * @var string subject New or updated post subject |
| 819 | * @var int poster_id Post author's user id |
| 820 | * @var int forum_id The id of the forum in which the post is located |
| 821 | * @var array words Array of words added to the index |
| 822 | * @var array split_text Array of words from the message |
| 823 | * @var array split_title Array of words from the title |
| 824 | * @since 3.2.3-RC1 |
| 825 | */ |
| 826 | $vars = array( |
| 827 | 'mode', |
| 828 | 'post_id', |
| 829 | 'message', |
| 830 | 'subject', |
| 831 | 'poster_id', |
| 832 | 'forum_id', |
| 833 | 'words', |
| 834 | 'split_text', |
| 835 | 'split_title', |
| 836 | ); |
| 837 | extract($this->phpbb_dispatcher->trigger_event('core.search_postgres_index_before', compact($vars))); |
| 838 | |
| 839 | unset($split_text); |
| 840 | unset($split_title); |
| 841 | |
| 842 | // destroy cached search results containing any of the words removed or added |
| 843 | $this->destroy_cache($words, array($poster_id)); |
| 844 | |
| 845 | unset($words); |
| 846 | } |
| 847 | |
| 848 | /** |
| 849 | * {@inheritdoc} |
| 850 | */ |
| 851 | public function index_remove(array $post_ids, array $author_ids, array $forum_ids): void |
| 852 | { |
| 853 | $this->destroy_cache([], $author_ids); |
| 854 | } |
| 855 | |
| 856 | /** |
| 857 | * {@inheritdoc} |
| 858 | */ |
| 859 | public function tidy(): void |
| 860 | { |
| 861 | // destroy too old cached search results |
| 862 | $this->destroy_cache(array()); |
| 863 | |
| 864 | $this->config->set('search_last_gc', time(), false); |
| 865 | } |
| 866 | |
| 867 | /** |
| 868 | * {@inheritdoc} |
| 869 | */ |
| 870 | public function create_index(int &$post_counter = 0): ?array |
| 871 | { |
| 872 | // Make sure we can actually use PostgreSQL with fulltext indexes |
| 873 | if ($error = $this->init()) |
| 874 | { |
| 875 | throw new search_exception($error); |
| 876 | } |
| 877 | |
| 878 | if (empty($this->stats)) |
| 879 | { |
| 880 | $this->get_stats(); |
| 881 | } |
| 882 | |
| 883 | $sql_queries = []; |
| 884 | |
| 885 | if (!isset($this->stats['post_subject'])) |
| 886 | { |
| 887 | $sql_queries[] = "CREATE INDEX " . POSTS_TABLE . "_" . $this->config['fulltext_postgres_ts_name'] . "_post_subject ON " . POSTS_TABLE . " USING gin (to_tsvector ('" . $this->db->sql_escape($this->config['fulltext_postgres_ts_name']) . "', post_subject))"; |
| 888 | } |
| 889 | |
| 890 | if (!isset($this->stats['post_content'])) |
| 891 | { |
| 892 | $sql_queries[] = "CREATE INDEX " . POSTS_TABLE . "_" . $this->config['fulltext_postgres_ts_name'] . "_post_content ON " . POSTS_TABLE . " USING gin (to_tsvector ('" . $this->db->sql_escape($this->config['fulltext_postgres_ts_name']) . "', post_text))"; |
| 893 | } |
| 894 | |
| 895 | if (!isset($this->stats['post_subject_content'])) |
| 896 | { |
| 897 | $sql_queries[] = "CREATE INDEX " . POSTS_TABLE . "_" . $this->config['fulltext_postgres_ts_name'] . "_post_subject_content ON " . POSTS_TABLE . " USING gin (to_tsvector ('" . $this->db->sql_escape($this->config['fulltext_postgres_ts_name']) . "', post_subject || ' ' || post_text))"; |
| 898 | } |
| 899 | |
| 900 | $stats = $this->stats; |
| 901 | |
| 902 | /** |
| 903 | * Event to modify SQL queries before the Postgres search index is created |
| 904 | * |
| 905 | * @event core.search_postgres_create_index_before |
| 906 | * @var array sql_queries Array with queries for creating the search index |
| 907 | * @var array stats Array with statistics of the current index (read only) |
| 908 | * @since 3.2.3-RC1 |
| 909 | */ |
| 910 | $vars = array( |
| 911 | 'sql_queries', |
| 912 | 'stats', |
| 913 | ); |
| 914 | extract($this->phpbb_dispatcher->trigger_event('core.search_postgres_create_index_before', compact($vars))); |
| 915 | |
| 916 | foreach ($sql_queries as $sql_query) |
| 917 | { |
| 918 | $this->db->sql_query($sql_query); |
| 919 | } |
| 920 | |
| 921 | $this->db->sql_query('TRUNCATE TABLE ' . $this->search_results_table); |
| 922 | |
| 923 | return null; |
| 924 | } |
| 925 | |
| 926 | /** |
| 927 | * {@inheritdoc} |
| 928 | */ |
| 929 | public function delete_index(int &$post_counter = null): ?array |
| 930 | { |
| 931 | // Make sure we can actually use PostgreSQL with fulltext indexes |
| 932 | if ($error = $this->init()) |
| 933 | { |
| 934 | throw new search_exception($error); |
| 935 | } |
| 936 | |
| 937 | if (empty($this->stats)) |
| 938 | { |
| 939 | $this->get_stats(); |
| 940 | } |
| 941 | |
| 942 | $sql_queries = []; |
| 943 | |
| 944 | if (isset($this->stats['post_subject'])) |
| 945 | { |
| 946 | $sql_queries[] = 'DROP INDEX ' . $this->stats['post_subject']['relname']; |
| 947 | } |
| 948 | |
| 949 | if (isset($this->stats['post_content'])) |
| 950 | { |
| 951 | $sql_queries[] = 'DROP INDEX ' . $this->stats['post_content']['relname']; |
| 952 | } |
| 953 | |
| 954 | if (isset($this->stats['post_subject_content'])) |
| 955 | { |
| 956 | $sql_queries[] = 'DROP INDEX ' . $this->stats['post_subject_content']['relname']; |
| 957 | } |
| 958 | |
| 959 | $stats = $this->stats; |
| 960 | |
| 961 | /** |
| 962 | * Event to modify SQL queries before the Postgres search index is created |
| 963 | * |
| 964 | * @event core.search_postgres_delete_index_before |
| 965 | * @var array sql_queries Array with queries for deleting the search index |
| 966 | * @var array stats Array with statistics of the current index (read only) |
| 967 | * @since 3.2.3-RC1 |
| 968 | */ |
| 969 | $vars = array( |
| 970 | 'sql_queries', |
| 971 | 'stats', |
| 972 | ); |
| 973 | extract($this->phpbb_dispatcher->trigger_event('core.search_postgres_delete_index_before', compact($vars))); |
| 974 | |
| 975 | foreach ($sql_queries as $sql_query) |
| 976 | { |
| 977 | $this->db->sql_query($sql_query); |
| 978 | } |
| 979 | |
| 980 | $this->db->sql_query('TRUNCATE TABLE ' . $this->search_results_table); |
| 981 | |
| 982 | return null; |
| 983 | } |
| 984 | |
| 985 | /** |
| 986 | * {@inheritdoc} |
| 987 | */ |
| 988 | public function index_created(): bool |
| 989 | { |
| 990 | if (empty($this->stats)) |
| 991 | { |
| 992 | $this->get_stats(); |
| 993 | } |
| 994 | |
| 995 | return (isset($this->stats['post_subject']) && isset($this->stats['post_content'])) ? true : false; |
| 996 | } |
| 997 | |
| 998 | /** |
| 999 | * {@inheritdoc} |
| 1000 | */ |
| 1001 | public function index_stats() |
| 1002 | { |
| 1003 | if (empty($this->stats)) |
| 1004 | { |
| 1005 | $this->get_stats(); |
| 1006 | } |
| 1007 | |
| 1008 | return array( |
| 1009 | $this->language->lang('FULLTEXT_POSTGRES_TOTAL_POSTS') => ($this->index_created()) ? $this->stats['total_posts'] : 0, |
| 1010 | ); |
| 1011 | } |
| 1012 | |
| 1013 | /** |
| 1014 | * Computes the stats and store them in the $this->stats associative array |
| 1015 | */ |
| 1016 | protected function get_stats() |
| 1017 | { |
| 1018 | if ($this->db->get_sql_layer() != 'postgres') |
| 1019 | { |
| 1020 | $this->stats = array(); |
| 1021 | return; |
| 1022 | } |
| 1023 | |
| 1024 | $sql = "SELECT c2.relname, pg_catalog.pg_get_indexdef(i.indexrelid, 0, true) AS indexdef |
| 1025 | FROM pg_catalog.pg_class c1, pg_catalog.pg_index i, pg_catalog.pg_class c2 |
| 1026 | WHERE c1.relname = '" . POSTS_TABLE . "' |
| 1027 | AND pg_catalog.pg_table_is_visible(c1.oid) |
| 1028 | AND c1.oid = i.indrelid |
| 1029 | AND i.indexrelid = c2.oid"; |
| 1030 | $result = $this->db->sql_query($sql); |
| 1031 | |
| 1032 | while ($row = $this->db->sql_fetchrow($result)) |
| 1033 | { |
| 1034 | // deal with older PostgreSQL versions which didn't use Index_type |
| 1035 | if (strpos($row['indexdef'], 'to_tsvector') !== false) |
| 1036 | { |
| 1037 | if ($row['relname'] == POSTS_TABLE . '_' . $this->config['fulltext_postgres_ts_name'] . '_post_subject' || $row['relname'] == POSTS_TABLE . '_post_subject') |
| 1038 | { |
| 1039 | $this->stats['post_subject'] = $row; |
| 1040 | } |
| 1041 | else if ($row['relname'] == POSTS_TABLE . '_' . $this->config['fulltext_postgres_ts_name'] . '_post_content' || $row['relname'] == POSTS_TABLE . '_post_content') |
| 1042 | { |
| 1043 | $this->stats['post_content'] = $row; |
| 1044 | } |
| 1045 | else if ($row['relname'] == POSTS_TABLE . '_' . $this->config['fulltext_postgres_ts_name'] . '_post_subject_content' || $row['relname'] == POSTS_TABLE . '_post_subject_content') |
| 1046 | { |
| 1047 | $this->stats['post_subject_content'] = $row; |
| 1048 | } |
| 1049 | } |
| 1050 | } |
| 1051 | $this->db->sql_freeresult($result); |
| 1052 | |
| 1053 | $this->stats['total_posts'] = $this->config['num_posts']; |
| 1054 | } |
| 1055 | |
| 1056 | /** |
| 1057 | * Turns text into an array of words |
| 1058 | * @param string $text contains post text/subject |
| 1059 | * @return array |
| 1060 | */ |
| 1061 | protected function split_message($text) |
| 1062 | { |
| 1063 | // Split words |
| 1064 | $text = preg_replace('#([^\p{L}\p{N}\'*])#u', '$1$1', str_replace('\'\'', '\' \'', trim($text))); |
| 1065 | $matches = array(); |
| 1066 | preg_match_all('#(?:[^\p{L}\p{N}*]|^)([+\-|]?(?:[\p{L}\p{N}*]+\'?)*[\p{L}\p{N}*])(?:[^\p{L}\p{N}*]|$)#u', $text, $matches); |
| 1067 | $text = $matches[1]; |
| 1068 | |
| 1069 | // remove too short or too long words |
| 1070 | $text = array_values($text); |
| 1071 | for ($i = 0, $n = count($text); $i < $n; $i++) |
| 1072 | { |
| 1073 | $text[$i] = trim($text[$i]); |
| 1074 | if (utf8_strlen($text[$i]) < $this->config['fulltext_postgres_min_word_len'] || utf8_strlen($text[$i]) > $this->config['fulltext_postgres_max_word_len']) |
| 1075 | { |
| 1076 | unset($text[$i]); |
| 1077 | } |
| 1078 | } |
| 1079 | |
| 1080 | return array_values($text); |
| 1081 | } |
| 1082 | |
| 1083 | /** |
| 1084 | * {@inheritdoc} |
| 1085 | */ |
| 1086 | public function get_acp_options(): array |
| 1087 | { |
| 1088 | $tpl = ' |
| 1089 | <dl> |
| 1090 | <dt><label>' . $this->language->lang('FULLTEXT_POSTGRES_VERSION_CHECK') . '</label><br /><span>' . $this->language->lang('FULLTEXT_POSTGRES_VERSION_CHECK_EXPLAIN') . '</span></dt> |
| 1091 | <dd>' . (($this->db->get_sql_layer() == 'postgres') ? $this->language->lang('YES') : $this->language->lang('NO')) . '</dd> |
| 1092 | </dl> |
| 1093 | <dl> |
| 1094 | <dt><label>' . $this->language->lang('FULLTEXT_POSTGRES_TS_NAME') . '</label><br /><span>' . $this->language->lang('FULLTEXT_POSTGRES_TS_NAME_EXPLAIN') . '</span></dt> |
| 1095 | <dd><select name="config[fulltext_postgres_ts_name]">'; |
| 1096 | |
| 1097 | if ($this->db->get_sql_layer() == 'postgres') |
| 1098 | { |
| 1099 | $sql = 'SELECT cfgname AS ts_name |
| 1100 | FROM pg_ts_config'; |
| 1101 | $result = $this->db->sql_query($sql); |
| 1102 | |
| 1103 | while ($row = $this->db->sql_fetchrow($result)) |
| 1104 | { |
| 1105 | $tpl .= '<option value="' . $row['ts_name'] . '"' . ($row['ts_name'] === $this->config['fulltext_postgres_ts_name'] ? ' selected="selected"' : '') . '>' . $row['ts_name'] . '</option>'; |
| 1106 | } |
| 1107 | $this->db->sql_freeresult($result); |
| 1108 | } |
| 1109 | else |
| 1110 | { |
| 1111 | $tpl .= '<option value="' . $this->config['fulltext_postgres_ts_name'] . '" selected="selected">' . $this->config['fulltext_postgres_ts_name'] . '</option>'; |
| 1112 | } |
| 1113 | |
| 1114 | $tpl .= '</select></dd> |
| 1115 | </dl> |
| 1116 | <dl> |
| 1117 | <dt><label for="fulltext_postgres_min_word_len">' . $this->language->lang('FULLTEXT_POSTGRES_MIN_WORD_LEN') . $this->language->lang('COLON') . '</label><br /><span>' . $this->language->lang('FULLTEXT_POSTGRES_MIN_WORD_LEN_EXPLAIN') . '</span></dt> |
| 1118 | <dd><input id="fulltext_postgres_min_word_len" type="number" min="0" max="255" name="config[fulltext_postgres_min_word_len]" value="' . (int) $this->config['fulltext_postgres_min_word_len'] . '" /></dd> |
| 1119 | </dl> |
| 1120 | <dl> |
| 1121 | <dt><label for="fulltext_postgres_max_word_len">' . $this->language->lang('FULLTEXT_POSTGRES_MAX_WORD_LEN') . $this->language->lang('COLON') . '</label><br /><span>' . $this->language->lang('FULLTEXT_POSTGRES_MAX_WORD_LEN_EXPLAIN') . '</span></dt> |
| 1122 | <dd><input id="fulltext_postgres_max_word_len" type="number" min="0" max="255" name="config[fulltext_postgres_max_word_len]" value="' . (int) $this->config['fulltext_postgres_max_word_len'] . '" /></dd> |
| 1123 | </dl> |
| 1124 | '; |
| 1125 | |
| 1126 | // These are fields required in the config table |
| 1127 | return array( |
| 1128 | 'tpl' => $tpl, |
| 1129 | 'config' => array('fulltext_postgres_ts_name' => 'string', 'fulltext_postgres_min_word_len' => 'integer:0:255', 'fulltext_postgres_max_word_len' => 'integer:0:255') |
| 1130 | ); |
| 1131 | } |
| 1132 | } |