diff options
Diffstat (limited to 'phpBB/includes/search/fulltext_native.php')
| -rw-r--r-- | phpBB/includes/search/fulltext_native.php | 491 |
1 files changed, 291 insertions, 200 deletions
diff --git a/phpBB/includes/search/fulltext_native.php b/phpBB/includes/search/fulltext_native.php index dc961f3c8a..b9c784ea67 100644 --- a/phpBB/includes/search/fulltext_native.php +++ b/phpBB/includes/search/fulltext_native.php @@ -2,9 +2,8 @@ /** * * @package search -* @version $Id$ * @copyright (c) 2005 phpBB Group -* @license http://opensource.org/licenses/gpl-license.php GNU Public License +* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2 * */ @@ -17,72 +16,173 @@ if (!defined('IN_PHPBB')) } /** -* @ignore -*/ -include_once($phpbb_root_path . 'includes/search/search.' . $phpEx); - -/** * fulltext_native * phpBB's own db driven fulltext search, version 2 * @package search */ -class fulltext_native extends search_backend +class phpbb_search_fulltext_native extends phpbb_search_base { - var $stats = array(); - var $word_length = array(); - var $search_query; - var $common_words = array(); + /** + * Associative array holding index stats + * @var array + */ + protected $stats = array(); - var $must_contain_ids = array(); - var $must_not_contain_ids = array(); - var $must_exclude_one_ids = array(); + /** + * Associative array stores the min and max word length to be searched + * @var array + */ + protected $word_length = array(); /** - * Initialises the fulltext_native search backend with min/max word length and makes sure the UTF-8 normalizer is loaded. - * - * @param boolean|string &$error is passed by reference and should either be set to false on success or an error message on failure. + * Contains tidied search query. + * Operators are prefixed in search query and common words excluded + * @var string + */ + protected $search_query; + + /** + * Contains common words. + * Common words are words with length less/more than min/max length + * @var array + */ + protected $common_words = array(); + + /** + * Post ids of posts containing words that are to be included + * @var array + */ + protected $must_contain_ids = array(); + + /** + * Post ids of posts containing words that should not be included + * @var array + */ + protected $must_not_contain_ids = array(); + + /** + * Post ids of posts containing atleast one word that needs to be excluded + * @var array + */ + protected $must_exclude_one_ids = array(); + + /** + * Relative path to board root + * @var string + */ + protected $phpbb_root_path; + + /** + * PHP Extension + * @var string + */ + protected $php_ext; + + /** + * Config object + * @var phpbb_config + */ + protected $config; + + /** + * Database connection + * @var phpbb_db_driver + */ + protected $db; + + /** + * User object + * @var phpbb_user + */ + protected $user; + + /** + * Initialises the fulltext_native search backend with min/max word length and makes sure the UTF-8 normalizer is loaded * - * @access public + * @param boolean|string &$error is passed by reference and should either be set to false on success or an error message on failure */ - function fulltext_native(&$error) + public function __construct(&$error, $phpbb_root_path, $phpEx, $auth, $config, $db, $user) { - global $phpbb_root_path, $phpEx, $config; + $this->phpbb_root_path = $phpbb_root_path; + $this->php_ext = $phpEx; + $this->config = $config; + $this->db = $db; + $this->user = $user; - $this->word_length = array('min' => $config['fulltext_native_min_chars'], 'max' => $config['fulltext_native_max_chars']); + $this->word_length = array('min' => $this->config['fulltext_native_min_chars'], 'max' => $this->config['fulltext_native_max_chars']); /** * Load the UTF tools */ if (!class_exists('utf_normalizer')) { - include($phpbb_root_path . 'includes/utf/utf_normalizer.' . $phpEx); + include($this->phpbb_root_path . 'includes/utf/utf_normalizer.' . $this->php_ext); + } + if (!function_exists('utf8_decode_ncr')) + { + include($this->phpbb_root_path . 'includes/utf/utf_tools.' . $this->php_ext); } - $error = false; } /** - * This function fills $this->search_query with the cleaned user search query. + * Returns the name of this search backend to be displayed to administrators + * + * @return string Name + */ + public function get_name() + { + return 'phpBB Native Fulltext'; + } + + /** + * Returns the search_query + * + * @return string search query + */ + public function get_search_query() + { + return $this->search_query; + } + + /** + * Returns the common_words array + * + * @return array common words that are ignored by search backend + */ + public function get_common_words() + { + return $this->common_words; + } + + /** + * Returns the word_length array + * + * @return array min and max word length for searching + */ + public function get_word_length() + { + return $this->word_length; + } + + /** + * This function fills $this->search_query with the cleaned user search query * * If $terms is 'any' then the words will be extracted from the search query * and combined with | inside brackets. They will afterwards be treated like * an standard search query. * * Then it analyses the query and fills the internal arrays $must_not_contain_ids, - * $must_contain_ids and $must_exclude_one_ids which are later used by keyword_search(). + * $must_contain_ids and $must_exclude_one_ids which are later used by keyword_search() * * @param string $keywords contains the search query string as entered by the user * @param string $terms is either 'all' (use search query as entered, default words to 'must be contained in post') * or 'any' (find all posts containing at least one of the given words) * @return boolean false if no valid keywords were found and otherwise true - * - * @access public */ - function split_keywords($keywords, $terms) + public function split_keywords($keywords, $terms) { - global $db, $user, $config; - $tokens = '+-|()*'; $keywords = trim($this->cleanup($keywords, $tokens)); @@ -181,9 +281,9 @@ class fulltext_native extends search_backend $num_keywords = sizeof(explode(' ', $keywords)); // We limit the number of allowed keywords to minimize load on the database - if ($config['max_num_search_keywords'] && $num_keywords > $config['max_num_search_keywords']) + if ($this->config['max_num_search_keywords'] && $num_keywords > $this->config['max_num_search_keywords']) { - trigger_error($user->lang('MAX_NUM_SEARCH_KEYWORDS_REFINE', $config['max_num_search_keywords'], $num_keywords)); + trigger_error($this->user->lang('MAX_NUM_SEARCH_KEYWORDS_REFINE', $this->config['max_num_search_keywords'], $num_keywords)); } // $keywords input format: each word separated by a space, words in a bracket are not separated @@ -213,12 +313,12 @@ class fulltext_native extends search_backend { $sql = 'SELECT word_id, word_text, word_common FROM ' . SEARCH_WORDLIST_TABLE . ' - WHERE ' . $db->sql_in_set('word_text', $exact_words) . ' + WHERE ' . $this->db->sql_in_set('word_text', $exact_words) . ' ORDER BY word_count ASC'; - $result = $db->sql_query($sql); + $result = $this->db->sql_query($sql); // store an array of words and ids, remove common words - while ($row = $db->sql_fetchrow($result)) + while ($row = $this->db->sql_fetchrow($result)) { if ($row['word_common']) { @@ -229,7 +329,7 @@ class fulltext_native extends search_backend $words[$row['word_text']] = (int) $row['word_id']; } - $db->sql_freeresult($result); + $this->db->sql_freeresult($result); } unset($exact_words); @@ -300,7 +400,7 @@ class fulltext_native extends search_backend { if (strpos($word_part, '*') !== false) { - $id_words[] = '\'' . $db->sql_escape(str_replace('*', '%', $word_part)) . '\''; + $id_words[] = '\'' . $this->db->sql_escape(str_replace('*', '%', $word_part)) . '\''; $non_common_words[] = $word_part; } else if (isset($words[$word_part])) @@ -333,7 +433,7 @@ class fulltext_native extends search_backend // throw an error if we shall not ignore unexistant words else if (!$ignore_no_id && sizeof($non_common_words)) { - trigger_error(sprintf($user->lang['WORDS_IN_NO_POST'], implode(', ', $non_common_words))); + trigger_error(sprintf($user->lang['WORDS_IN_NO_POST'], implode($user->lang['COMMA_SEPARATOR'], $non_common_words))); } unset($non_common_words); } @@ -345,7 +445,7 @@ class fulltext_native extends search_backend $len = utf8_strlen(str_replace('*', '', $word)); if ($len >= $this->word_length['min'] && $len <= $this->word_length['max']) { - $this->{$mode . '_ids'}[] = '\'' . $db->sql_escape(str_replace('*', '%', $word)) . '\''; + $this->{$mode . '_ids'}[] = '\'' . $this->db->sql_escape(str_replace('*', '%', $word)) . '\''; } else { @@ -365,7 +465,7 @@ class fulltext_native extends search_backend $len = utf8_strlen($word); if ($len >= $this->word_length['min'] && $len <= $this->word_length['max']) { - trigger_error(sprintf($user->lang['WORD_IN_NO_POST'], $word)); + trigger_error(sprintf($this->user->lang['WORD_IN_NO_POST'], $word)); } else { @@ -397,7 +497,7 @@ class fulltext_native extends search_backend } /** - * Performs a search on keywords depending on display specific params. You have to run split_keywords() first. + * Performs a search on keywords depending on display specific params. You have to run split_keywords() first * * @param string $type contains either posts or topics depending on what should be searched for * @param string $fields contains either titleonly (topic titles should be searched), msgonly (only message bodies should be searched), firstpost (only subject and body of the first post should be searched) or all (all post bodies and subjects should be searched) @@ -415,13 +515,9 @@ class fulltext_native extends search_backend * @param int $start indicates the first index of the page * @param int $per_page number of ids each page is supposed to contain * @return boolean|int total number of results - * - * @access public */ - function keyword_search($type, $fields, $terms, $sort_by_sql, $sort_key, $sort_dir, $sort_days, $ex_fid_ary, $m_approve_fid_ary, $topic_id, $author_ary, $author_name, &$id_ary, $start, $per_page) + public function keyword_search($type, $fields, $terms, $sort_by_sql, $sort_key, $sort_dir, $sort_days, $ex_fid_ary, $m_approve_fid_ary, $topic_id, $author_ary, $author_name, &$id_ary, &$start, $per_page) { - global $config, $db; - // No keywords? No posts. if (empty($this->search_query)) { @@ -536,7 +632,7 @@ class fulltext_native extends search_backend } } - $sql_where[] = $db->sql_in_set("m$m_num.word_id", $word_ids); + $sql_where[] = $this->db->sql_in_set("m$m_num.word_id", $word_ids); unset($word_id_sql); unset($word_ids); @@ -590,7 +686,7 @@ class fulltext_native extends search_backend { $sql_array['LEFT_JOIN'][] = array( 'FROM' => array(SEARCH_WORDMATCH_TABLE => 'm' . $m_num), - 'ON' => $db->sql_in_set("m$m_num.word_id", $this->must_not_contain_ids) . (($title_match) ? " AND m$m_num.$title_match" : '') . " AND m$m_num.post_id = m0.post_id" + 'ON' => $this->db->sql_in_set("m$m_num.word_id", $this->must_not_contain_ids) . (($title_match) ? " AND m$m_num.$title_match" : '') . " AND m$m_num.post_id = m0.post_id" ); $sql_where[] = "m$m_num.word_id IS NULL"; @@ -631,7 +727,7 @@ class fulltext_native extends search_backend } else if ($m_approve_fid_ary !== array(-1)) { - $sql_where[] = '(p.post_approved = 1 OR ' . $db->sql_in_set('p.forum_id', $m_approve_fid_ary, true) . ')'; + $sql_where[] = '(p.post_approved = 1 OR ' . $this->db->sql_in_set('p.forum_id', $m_approve_fid_ary, true) . ')'; } if ($topic_id) @@ -644,18 +740,18 @@ class fulltext_native extends search_backend if ($author_name) { // first one matches post of registered users, second one guests and deleted users - $sql_author = '(' . $db->sql_in_set('p.poster_id', array_diff($author_ary, array(ANONYMOUS)), false, true) . ' OR p.post_username ' . $author_name . ')'; + $sql_author = '(' . $this->db->sql_in_set('p.poster_id', array_diff($author_ary, array(ANONYMOUS)), false, true) . ' OR p.post_username ' . $author_name . ')'; } else { - $sql_author = $db->sql_in_set('p.poster_id', $author_ary); + $sql_author = $this->db->sql_in_set('p.poster_id', $author_ary); } $sql_where[] = $sql_author; } if (sizeof($ex_fid_ary)) { - $sql_where[] = $db->sql_in_set('p.forum_id', $ex_fid_ary, true); + $sql_where[] = $this->db->sql_in_set('p.forum_id', $ex_fid_ary, true); } if ($sort_days) @@ -680,7 +776,7 @@ class fulltext_native extends search_backend ); } - switch ($db->sql_layer) + switch ($this->db->sql_layer) { case 'mysql4': case 'mysqli': @@ -694,17 +790,17 @@ class fulltext_native extends search_backend case 'sqlite': $sql_array_count['SELECT'] = ($type == 'posts') ? 'DISTINCT p.post_id' : 'DISTINCT p.topic_id'; $sql = 'SELECT COUNT(' . (($type == 'posts') ? 'post_id' : 'topic_id') . ') as total_results - FROM (' . $db->sql_build_query('SELECT', $sql_array_count) . ')'; + FROM (' . $this->db->sql_build_query('SELECT', $sql_array_count) . ')'; // no break default: $sql_array_count['SELECT'] = ($type == 'posts') ? 'COUNT(DISTINCT p.post_id) AS total_results' : 'COUNT(DISTINCT p.topic_id) AS total_results'; - $sql = (!$sql) ? $db->sql_build_query('SELECT', $sql_array_count) : $sql; + $sql = (!$sql) ? $this->db->sql_build_query('SELECT', $sql_array_count) : $sql; - $result = $db->sql_query($sql); - $total_results = (int) $db->sql_fetchfield('total_results'); - $db->sql_freeresult($result); + $result = $this->db->sql_query($sql); + $total_results = (int) $this->db->sql_fetchfield('total_results'); + $this->db->sql_freeresult($result); if (!$total_results) { @@ -750,37 +846,33 @@ class fulltext_native extends search_backend unset($sql_where, $sql_sort, $group_by); - $sql = $db->sql_build_query('SELECT', $sql_array); - $result = $db->sql_query_limit($sql, $config['search_block_size'], $start); + $sql = $this->db->sql_build_query('SELECT', $sql_array); + $result = $this->db->sql_query_limit($sql, $this->config['search_block_size'], $start); - while ($row = $db->sql_fetchrow($result)) + while ($row = $this->db->sql_fetchrow($result)) { $id_ary[] = (int) $row[(($type == 'posts') ? 'post_id' : 'topic_id')]; } - $db->sql_freeresult($result); + $this->db->sql_freeresult($result); - if (!sizeof($id_ary)) - { - return false; - } // if we use mysql and the total result count is not cached yet, retrieve it from the db if (!$total_results && $is_mysql) { - // Count rows for the executed queries. Replace $select within $sql with SQL_CALC_FOUND_ROWS, and run it. + // Count rows for the executed queries. Replace $select within $sql with SQL_CALC_FOUND_ROWS, and run it $sql_array_copy = $sql_array; $sql_array_copy['SELECT'] = 'SQL_CALC_FOUND_ROWS p.post_id '; - $sql = $db->sql_build_query('SELECT', $sql_array_copy); + $sql_calc = $this->db->sql_build_query('SELECT', $sql_array_copy); unset($sql_array_copy); - $db->sql_query($sql); - $db->sql_freeresult($result); + $this->db->sql_query($sql_calc); + $this->db->sql_freeresult($result); - $sql = 'SELECT FOUND_ROWS() as total_results'; - $result = $db->sql_query($sql); - $total_results = (int) $db->sql_fetchfield('total_results'); - $db->sql_freeresult($result); + $sql_count = 'SELECT FOUND_ROWS() as total_results'; + $result = $this->db->sql_query($sql_count); + $total_results = (int) $this->db->sql_fetchfield('total_results'); + $this->db->sql_freeresult($result); if (!$total_results) { @@ -788,6 +880,20 @@ class fulltext_native extends search_backend } } + if ($start >= $total_results) + { + $start = floor(($total_results - 1) / $per_page) * $per_page; + + $result = $this->db->sql_query_limit($sql, $this->config['search_block_size'], $start); + + while ($row = $this->db->sql_fetchrow($result)) + { + $id_ary[] = (int) $row[(($type == 'posts') ? 'post_id' : 'topic_id')]; + } + $this->db->sql_freeresult($result); + + } + // store the ids, from start on then delete anything that isn't on the current page because we only need ids for one page $this->save_ids($search_key, $this->search_query, $author_ary, $total_results, $id_ary, $start, $sort_dir); $id_ary = array_slice($id_ary, 0, (int) $per_page); @@ -813,14 +919,10 @@ class fulltext_native extends search_backend * @param int $start indicates the first index of the page * @param int $per_page number of ids each page is supposed to contain * @return boolean|int total number of results - * - * @access public */ - function author_search($type, $firstpost_only, $sort_by_sql, $sort_key, $sort_dir, $sort_days, $ex_fid_ary, $m_approve_fid_ary, $topic_id, $author_ary, $author_name, &$id_ary, $start, $per_page) + public function author_search($type, $firstpost_only, $sort_by_sql, $sort_key, $sort_dir, $sort_days, $ex_fid_ary, $m_approve_fid_ary, $topic_id, $author_ary, $author_name, &$id_ary, &$start, $per_page) { - global $config, $db; - - // No author? No posts. + // No author? No posts if (!sizeof($author_ary)) { return 0; @@ -855,13 +957,13 @@ class fulltext_native extends search_backend if ($author_name) { // first one matches post of registered users, second one guests and deleted users - $sql_author = '(' . $db->sql_in_set('p.poster_id', array_diff($author_ary, array(ANONYMOUS)), false, true) . ' OR p.post_username ' . $author_name . ')'; + $sql_author = '(' . $this->db->sql_in_set('p.poster_id', array_diff($author_ary, array(ANONYMOUS)), false, true) . ' OR p.post_username ' . $author_name . ')'; } else { - $sql_author = $db->sql_in_set('p.poster_id', $author_ary); + $sql_author = $this->db->sql_in_set('p.poster_id', $author_ary); } - $sql_fora = (sizeof($ex_fid_ary)) ? ' AND ' . $db->sql_in_set('p.forum_id', $ex_fid_ary, true) : ''; + $sql_fora = (sizeof($ex_fid_ary)) ? ' AND ' . $this->db->sql_in_set('p.forum_id', $ex_fid_ary, true) : ''; $sql_time = ($sort_days) ? ' AND p.post_time >= ' . (time() - ($sort_days * 86400)) : ''; $sql_topic_id = ($topic_id) ? ' AND p.topic_id = ' . (int) $topic_id : ''; $sql_firstpost = ($firstpost_only) ? ' AND p.post_id = t.topic_first_post_id' : ''; @@ -897,7 +999,7 @@ class fulltext_native extends search_backend } else { - $m_approve_fid_sql = ' AND (p.post_approved = 1 OR ' . $db->sql_in_set('p.forum_id', $m_approve_fid_ary, true) . ')'; + $m_approve_fid_sql = ' AND (p.post_approved = 1 OR ' . $this->db->sql_in_set('p.forum_id', $m_approve_fid_ary, true) . ')'; } $select = ($type == 'posts') ? 'p.post_id' : 't.topic_id'; @@ -906,7 +1008,7 @@ class fulltext_native extends search_backend // If the cache was completely empty count the results if (!$total_results) { - switch ($db->sql_layer) + switch ($this->db->sql_layer) { case 'mysql4': case 'mysqli': @@ -928,7 +1030,7 @@ class fulltext_native extends search_backend } else { - if ($db->sql_layer == 'sqlite') + if ($this->db->sql_layer == 'sqlite') { $sql = 'SELECT COUNT(topic_id) as total_results FROM (SELECT DISTINCT t.topic_id'; @@ -945,12 +1047,12 @@ class fulltext_native extends search_backend $m_approve_fid_sql $sql_fora AND t.topic_id = p.topic_id - $sql_time" . (($db->sql_layer == 'sqlite') ? ')' : ''); + $sql_time" . (($this->db->sql_layer == 'sqlite') ? ')' : ''); } - $result = $db->sql_query($sql); + $result = $this->db->sql_query($sql); - $total_results = (int) $db->sql_fetchfield('total_results'); - $db->sql_freeresult($result); + $total_results = (int) $this->db->sql_fetchfield('total_results'); + $this->db->sql_freeresult($result); if (!$total_results) { @@ -993,26 +1095,26 @@ class fulltext_native extends search_backend } // Only read one block of posts from the db and then cache it - $result = $db->sql_query_limit($sql, $config['search_block_size'], $start); + $result = $this->db->sql_query_limit($sql, $this->config['search_block_size'], $start); - while ($row = $db->sql_fetchrow($result)) + while ($row = $this->db->sql_fetchrow($result)) { $id_ary[] = (int) $row[$field]; } - $db->sql_freeresult($result); + $this->db->sql_freeresult($result); if (!$total_results && $is_mysql) { // Count rows for the executed queries. Replace $select within $sql with SQL_CALC_FOUND_ROWS, and run it. - $sql = str_replace('SELECT ' . $select, 'SELECT DISTINCT SQL_CALC_FOUND_ROWS p.post_id', $sql); + $sql_calc = str_replace('SELECT ' . $select, 'SELECT DISTINCT SQL_CALC_FOUND_ROWS p.post_id', $sql); - $db->sql_query($sql); - $db->sql_freeresult($result); + $this->db->sql_query($sql_calc); + $this->db->sql_freeresult($result); - $sql = 'SELECT FOUND_ROWS() as total_results'; - $result = $db->sql_query($sql); - $total_results = (int) $db->sql_fetchfield('total_results'); - $db->sql_freeresult($result); + $sql_count = 'SELECT FOUND_ROWS() as total_results'; + $result = $this->db->sql_query($sql_count); + $total_results = (int) $this->db->sql_fetchfield('total_results'); + $this->db->sql_freeresult($result); if (!$total_results) { @@ -1020,6 +1122,19 @@ class fulltext_native extends search_backend } } + if ($start >= $total_results) + { + $start = floor(($total_results - 1) / $per_page) * $per_page; + + $result = $this->db->sql_query_limit($sql, $this->config['search_block_size'], $start); + + while ($row = $this->db->sql_fetchrow($result)) + { + $id_ary[] = (int) $row[$field]; + } + $this->db->sql_freeresult($result); + } + if (sizeof($id_ary)) { $this->save_ids($search_key, '', $author_ary, $total_results, $id_ary, $start, $sort_dir); @@ -1040,13 +1155,9 @@ class fulltext_native extends search_backend * * @param string $text Text to split, encoded in UTF-8 * @return array Array of UTF-8 words - * - * @access private */ - function split_message($text) + public function split_message($text) { - global $phpbb_root_path, $phpEx, $user; - $match = $words = array(); /** @@ -1119,14 +1230,10 @@ class fulltext_native extends search_backend * @param string &$subject New or updated post subject * @param int $poster_id Post author's user id * @param int $forum_id The id of the forum in which the post is located - * - * @access public */ - function index($mode, $post_id, &$message, &$subject, $poster_id, $forum_id) + public function index($mode, $post_id, &$message, &$subject, $poster_id, $forum_id) { - global $config, $db, $user; - - if (!$config['fulltext_native_load_upd']) + if (!$this->config['fulltext_native_load_upd']) { /** * The search indexer is disabled, return @@ -1152,14 +1259,14 @@ class fulltext_native extends search_backend FROM ' . SEARCH_WORDLIST_TABLE . ' w, ' . SEARCH_WORDMATCH_TABLE . " m WHERE m.post_id = $post_id AND w.word_id = m.word_id"; - $result = $db->sql_query($sql); + $result = $this->db->sql_query($sql); - while ($row = $db->sql_fetchrow($result)) + while ($row = $this->db->sql_fetchrow($result)) { $which = ($row['title_match']) ? 'title' : 'post'; $cur_words[$which][$row['word_text']] = $row['word_id']; } - $db->sql_freeresult($result); + $this->db->sql_freeresult($result); $words['add']['post'] = array_diff($split_text, array_keys($cur_words['post'])); $words['add']['title'] = array_diff($split_title, array_keys($cur_words['title'])); @@ -1187,18 +1294,18 @@ class fulltext_native extends search_backend { $sql = 'SELECT word_id, word_text FROM ' . SEARCH_WORDLIST_TABLE . ' - WHERE ' . $db->sql_in_set('word_text', $unique_add_words); - $result = $db->sql_query($sql); + WHERE ' . $this->db->sql_in_set('word_text', $unique_add_words); + $result = $this->db->sql_query($sql); $word_ids = array(); - while ($row = $db->sql_fetchrow($result)) + while ($row = $this->db->sql_fetchrow($result)) { $word_ids[$row['word_text']] = $row['word_id']; } - $db->sql_freeresult($result); + $this->db->sql_freeresult($result); $new_words = array_diff($unique_add_words, array_keys($word_ids)); - $db->sql_transaction('begin'); + $this->db->sql_transaction('begin'); if (sizeof($new_words)) { $sql_ary = array(); @@ -1207,15 +1314,15 @@ class fulltext_native extends search_backend { $sql_ary[] = array('word_text' => (string) $word, 'word_count' => 0); } - $db->sql_return_on_error(true); - $db->sql_multi_insert(SEARCH_WORDLIST_TABLE, $sql_ary); - $db->sql_return_on_error(false); + $this->db->sql_return_on_error(true); + $this->db->sql_multi_insert(SEARCH_WORDLIST_TABLE, $sql_ary); + $this->db->sql_return_on_error(false); } unset($new_words, $sql_ary); } else { - $db->sql_transaction('begin'); + $this->db->sql_transaction('begin'); } // now update the search match table, remove links to removed words and add links to new words @@ -1232,22 +1339,22 @@ class fulltext_native extends search_backend } $sql = 'DELETE FROM ' . SEARCH_WORDMATCH_TABLE . ' - WHERE ' . $db->sql_in_set('word_id', $sql_in) . ' + WHERE ' . $this->db->sql_in_set('word_id', $sql_in) . ' AND post_id = ' . intval($post_id) . " AND title_match = $title_match"; - $db->sql_query($sql); + $this->db->sql_query($sql); $sql = 'UPDATE ' . SEARCH_WORDLIST_TABLE . ' SET word_count = word_count - 1 - WHERE ' . $db->sql_in_set('word_id', $sql_in) . ' + WHERE ' . $this->db->sql_in_set('word_id', $sql_in) . ' AND word_count > 0'; - $db->sql_query($sql); + $this->db->sql_query($sql); unset($sql_in); } } - $db->sql_return_on_error(true); + $this->db->sql_return_on_error(true); foreach ($words['add'] as $word_in => $word_ary) { $title_match = ($word_in == 'title') ? 1 : 0; @@ -1257,18 +1364,18 @@ class fulltext_native extends search_backend $sql = 'INSERT INTO ' . SEARCH_WORDMATCH_TABLE . ' (post_id, word_id, title_match) SELECT ' . (int) $post_id . ', word_id, ' . (int) $title_match . ' FROM ' . SEARCH_WORDLIST_TABLE . ' - WHERE ' . $db->sql_in_set('word_text', $word_ary); - $db->sql_query($sql); + WHERE ' . $this->db->sql_in_set('word_text', $word_ary); + $this->db->sql_query($sql); $sql = 'UPDATE ' . SEARCH_WORDLIST_TABLE . ' SET word_count = word_count + 1 - WHERE ' . $db->sql_in_set('word_text', $word_ary); - $db->sql_query($sql); + WHERE ' . $this->db->sql_in_set('word_text', $word_ary); + $this->db->sql_query($sql); } } - $db->sql_return_on_error(false); + $this->db->sql_return_on_error(false); - $db->sql_transaction('commit'); + $this->db->sql_transaction('commit'); // destroy cached search results containing any of the words removed or added $this->destroy_cache(array_unique(array_merge($words['add']['post'], $words['add']['title'], $words['del']['post'], $words['del']['title'])), array($poster_id)); @@ -1281,20 +1388,18 @@ class fulltext_native extends search_backend /** * Removes entries from the wordmatch table for the specified post_ids */ - function index_remove($post_ids, $author_ids, $forum_ids) + public function index_remove($post_ids, $author_ids, $forum_ids) { - global $db; - if (sizeof($post_ids)) { $sql = 'SELECT w.word_id, w.word_text, m.title_match FROM ' . SEARCH_WORDMATCH_TABLE . ' m, ' . SEARCH_WORDLIST_TABLE . ' w - WHERE ' . $db->sql_in_set('m.post_id', $post_ids) . ' + WHERE ' . $this->db->sql_in_set('m.post_id', $post_ids) . ' AND w.word_id = m.word_id'; - $result = $db->sql_query($sql); + $result = $this->db->sql_query($sql); $message_word_ids = $title_word_ids = $word_texts = array(); - while ($row = $db->sql_fetchrow($result)) + while ($row = $this->db->sql_fetchrow($result)) { if ($row['title_match']) { @@ -1306,32 +1411,32 @@ class fulltext_native extends search_backend } $word_texts[] = $row['word_text']; } - $db->sql_freeresult($result); + $this->db->sql_freeresult($result); if (sizeof($title_word_ids)) { $sql = 'UPDATE ' . SEARCH_WORDLIST_TABLE . ' SET word_count = word_count - 1 - WHERE ' . $db->sql_in_set('word_id', $title_word_ids) . ' + WHERE ' . $this->db->sql_in_set('word_id', $title_word_ids) . ' AND word_count > 0'; - $db->sql_query($sql); + $this->db->sql_query($sql); } if (sizeof($message_word_ids)) { $sql = 'UPDATE ' . SEARCH_WORDLIST_TABLE . ' SET word_count = word_count - 1 - WHERE ' . $db->sql_in_set('word_id', $message_word_ids) . ' + WHERE ' . $this->db->sql_in_set('word_id', $message_word_ids) . ' AND word_count > 0'; - $db->sql_query($sql); + $this->db->sql_query($sql); } unset($title_word_ids); unset($message_word_ids); $sql = 'DELETE FROM ' . SEARCH_WORDMATCH_TABLE . ' - WHERE ' . $db->sql_in_set('post_id', $post_ids); - $db->sql_query($sql); + WHERE ' . $this->db->sql_in_set('post_id', $post_ids); + $this->db->sql_query($sql); } $this->destroy_cache(array_unique($word_texts), array_unique($author_ids)); @@ -1341,13 +1446,11 @@ class fulltext_native extends search_backend * Tidy up indexes: Tag 'common words' and remove * words no longer referenced in the match table */ - function tidy() + public function tidy() { - global $db, $config; - // Is the fulltext indexer disabled? If yes then we need not // carry on ... it's okay ... I know when I'm not wanted boo hoo - if (!$config['fulltext_native_load_upd']) + if (!$this->config['fulltext_native_load_upd']) { set_config('search_last_gc', time(), true); return; @@ -1356,31 +1459,31 @@ class fulltext_native extends search_backend $destroy_cache_words = array(); // Remove common words - if ($config['num_posts'] >= 100 && $config['fulltext_native_common_thres']) + if ($this->config['num_posts'] >= 100 && $this->config['fulltext_native_common_thres']) { - $common_threshold = ((double) $config['fulltext_native_common_thres']) / 100.0; + $common_threshold = ((double) $this->config['fulltext_native_common_thres']) / 100.0; // First, get the IDs of common words $sql = 'SELECT word_id, word_text FROM ' . SEARCH_WORDLIST_TABLE . ' - WHERE word_count > ' . floor($config['num_posts'] * $common_threshold) . ' + WHERE word_count > ' . floor($this->config['num_posts'] * $common_threshold) . ' OR word_common = 1'; - $result = $db->sql_query($sql); + $result = $this->db->sql_query($sql); $sql_in = array(); - while ($row = $db->sql_fetchrow($result)) + while ($row = $this->db->sql_fetchrow($result)) { $sql_in[] = $row['word_id']; $destroy_cache_words[] = $row['word_text']; } - $db->sql_freeresult($result); + $this->db->sql_freeresult($result); if (sizeof($sql_in)) { // Flag the words $sql = 'UPDATE ' . SEARCH_WORDLIST_TABLE . ' SET word_common = 1 - WHERE ' . $db->sql_in_set('word_id', $sql_in); - $db->sql_query($sql); + WHERE ' . $this->db->sql_in_set('word_id', $sql_in); + $this->db->sql_query($sql); // by setting search_last_gc to the new time here we make sure that if a user reloads because the // following query takes too long, he won't run into it again @@ -1388,8 +1491,8 @@ class fulltext_native extends search_backend // Delete the matches $sql = 'DELETE FROM ' . SEARCH_WORDMATCH_TABLE . ' - WHERE ' . $db->sql_in_set('word_id', $sql_in); - $db->sql_query($sql); + WHERE ' . $this->db->sql_in_set('word_id', $sql_in); + $this->db->sql_query($sql); } unset($sql_in); } @@ -1406,23 +1509,21 @@ class fulltext_native extends search_backend /** * Deletes all words from the index */ - function delete_index($acp_module, $u_action) + public function delete_index($acp_module, $u_action) { - global $db; - - switch ($db->sql_layer) + switch ($this->db->sql_layer) { case 'sqlite': case 'firebird': - $db->sql_query('DELETE FROM ' . SEARCH_WORDLIST_TABLE); - $db->sql_query('DELETE FROM ' . SEARCH_WORDMATCH_TABLE); - $db->sql_query('DELETE FROM ' . SEARCH_RESULTS_TABLE); + $this->db->sql_query('DELETE FROM ' . SEARCH_WORDLIST_TABLE); + $this->db->sql_query('DELETE FROM ' . SEARCH_WORDMATCH_TABLE); + $this->db->sql_query('DELETE FROM ' . SEARCH_RESULTS_TABLE); break; default: - $db->sql_query('TRUNCATE TABLE ' . SEARCH_WORDLIST_TABLE); - $db->sql_query('TRUNCATE TABLE ' . SEARCH_WORDMATCH_TABLE); - $db->sql_query('TRUNCATE TABLE ' . SEARCH_RESULTS_TABLE); + $this->db->sql_query('TRUNCATE TABLE ' . SEARCH_WORDLIST_TABLE); + $this->db->sql_query('TRUNCATE TABLE ' . SEARCH_WORDMATCH_TABLE); + $this->db->sql_query('TRUNCATE TABLE ' . SEARCH_RESULTS_TABLE); break; } } @@ -1430,7 +1531,7 @@ class fulltext_native extends search_backend /** * Returns true if both FULLTEXT indexes exist */ - function index_created() + public function index_created() { if (!sizeof($this->stats)) { @@ -1443,26 +1544,22 @@ class fulltext_native extends search_backend /** * Returns an associative array containing information about the indexes */ - function index_stats() + public function index_stats() { - global $user; - if (!sizeof($this->stats)) { $this->get_stats(); } return array( - $user->lang['TOTAL_WORDS'] => $this->stats['total_words'], - $user->lang['TOTAL_MATCHES'] => $this->stats['total_matches']); + $this->user->lang['TOTAL_WORDS'] => $this->stats['total_words'], + $this->user->lang['TOTAL_MATCHES'] => $this->stats['total_matches']); } - function get_stats() + protected function get_stats() { - global $db; - - $this->stats['total_words'] = $db->get_estimated_row_count(SEARCH_WORDLIST_TABLE); - $this->stats['total_matches'] = $db->get_estimated_row_count(SEARCH_WORDMATCH_TABLE); + $this->stats['total_words'] = $this->db->get_estimated_row_count(SEARCH_WORDLIST_TABLE); + $this->stats['total_matches'] = $this->db->get_estimated_row_count(SEARCH_WORDMATCH_TABLE); } /** @@ -1480,9 +1577,8 @@ class fulltext_native extends search_backend * * @todo normalizer::cleanup being able to be used? */ - function cleanup($text, $allowed_chars = null, $encoding = 'utf-8') + protected function cleanup($text, $allowed_chars = null, $encoding = 'utf-8') { - global $phpbb_root_path, $phpEx; static $conv = array(), $conv_loaded = array(); $words = $allow = array(); @@ -1679,7 +1775,7 @@ class fulltext_native extends search_backend if (!isset($conv_loaded[$idx])) { $conv_loaded[$idx] = 1; - $file = $phpbb_root_path . 'includes/utf/data/search_indexer_' . $idx . '.' . $phpEx; + $file = $this->phpbb_root_path . 'includes/utf/data/search_indexer_' . $idx . '.' . $this->php_ext; if (file_exists($file)) { @@ -1710,31 +1806,28 @@ class fulltext_native extends search_backend /** * Returns a list of options for the ACP to display */ - function acp() + public function acp() { - global $user, $config; - - /** * if we need any options, copied from fulltext_native for now, will have to be adjusted or removed */ $tpl = ' <dl> - <dt><label for="fulltext_native_load_upd">' . $user->lang['YES_SEARCH_UPDATE'] . ':</label><br /><span>' . $user->lang['YES_SEARCH_UPDATE_EXPLAIN'] . '</span></dt> - <dd><label><input type="radio" id="fulltext_native_load_upd" name="config[fulltext_native_load_upd]" value="1"' . (($config['fulltext_native_load_upd']) ? ' checked="checked"' : '') . ' class="radio" /> ' . $user->lang['YES'] . '</label><label><input type="radio" name="config[fulltext_native_load_upd]" value="0"' . ((!$config['fulltext_native_load_upd']) ? ' checked="checked"' : '') . ' class="radio" /> ' . $user->lang['NO'] . '</label></dd> + <dt><label for="fulltext_native_load_upd">' . $this->user->lang['YES_SEARCH_UPDATE'] . $this->user->lang['COLON'] . '</label><br /><span>' . $this->user->lang['YES_SEARCH_UPDATE_EXPLAIN'] . '</span></dt> + <dd><label><input type="radio" id="fulltext_native_load_upd" name="config[fulltext_native_load_upd]" value="1"' . (($this->config['fulltext_native_load_upd']) ? ' checked="checked"' : '') . ' class="radio" /> ' . $this->user->lang['YES'] . '</label><label><input type="radio" name="config[fulltext_native_load_upd]" value="0"' . ((!$this->config['fulltext_native_load_upd']) ? ' checked="checked"' : '') . ' class="radio" /> ' . $this->user->lang['NO'] . '</label></dd> </dl> <dl> - <dt><label for="fulltext_native_min_chars">' . $user->lang['MIN_SEARCH_CHARS'] . ':</label><br /><span>' . $user->lang['MIN_SEARCH_CHARS_EXPLAIN'] . '</span></dt> - <dd><input id="fulltext_native_min_chars" type="text" size="3" maxlength="3" name="config[fulltext_native_min_chars]" value="' . (int) $config['fulltext_native_min_chars'] . '" /></dd> + <dt><label for="fulltext_native_min_chars">' . $this->user->lang['MIN_SEARCH_CHARS'] . $this->user->lang['COLON'] . '</label><br /><span>' . $this->user->lang['MIN_SEARCH_CHARS_EXPLAIN'] . '</span></dt> + <dd><input id="fulltext_native_min_chars" type="number" size="3" maxlength="3" min="0" max="255" name="config[fulltext_native_min_chars]" value="' . (int) $this->config['fulltext_native_min_chars'] . '" /></dd> </dl> <dl> - <dt><label for="fulltext_native_max_chars">' . $user->lang['MAX_SEARCH_CHARS'] . ':</label><br /><span>' . $user->lang['MAX_SEARCH_CHARS_EXPLAIN'] . '</span></dt> - <dd><input id="fulltext_native_max_chars" type="text" size="3" maxlength="3" name="config[fulltext_native_max_chars]" value="' . (int) $config['fulltext_native_max_chars'] . '" /></dd> + <dt><label for="fulltext_native_max_chars">' . $this->user->lang['MAX_SEARCH_CHARS'] . $this->user->lang['COLON'] . '</label><br /><span>' . $this->user->lang['MAX_SEARCH_CHARS_EXPLAIN'] . '</span></dt> + <dd><input id="fulltext_native_max_chars" type="number" size="3" maxlength="3" min="0" max="255" name="config[fulltext_native_max_chars]" value="' . (int) $this->config['fulltext_native_max_chars'] . '" /></dd> </dl> <dl> - <dt><label for="fulltext_native_common_thres">' . $user->lang['COMMON_WORD_THRESHOLD'] . ':</label><br /><span>' . $user->lang['COMMON_WORD_THRESHOLD_EXPLAIN'] . '</span></dt> - <dd><input id="fulltext_native_common_thres" type="text" size="3" maxlength="3" name="config[fulltext_native_common_thres]" value="' . (double) $config['fulltext_native_common_thres'] . '" /> %</dd> + <dt><label for="fulltext_native_common_thres">' . $this->user->lang['COMMON_WORD_THRESHOLD'] . $this->user->lang['COLON'] . '</label><br /><span>' . $this->user->lang['COMMON_WORD_THRESHOLD_EXPLAIN'] . '</span></dt> + <dd><input id="fulltext_native_common_thres" type="text" size="3" maxlength="3" name="config[fulltext_native_common_thres]" value="' . (double) $this->config['fulltext_native_common_thres'] . '" /> %</dd> </dl> '; @@ -1745,5 +1838,3 @@ class fulltext_native extends search_backend ); } } - -?>
\ No newline at end of file |