+
+
+
+
+ {PAGE_TEXT}
+
{PAGE_URL} -
+
{PAGE_LENGTH} {PAGE_LENGTH_UNIT} -
+
Relevance: {RELEVANCE_SCORE}%
+
+
';
+ $result['page_name'] = str_replace(array('', ''), array('', ''), $result['page_name']);
+ if ( $result['page_length'] >= 1048576 )
+ {
+ $result['page_length'] = round($result['page_length'] / 1048576, 1);
+ $length_unit = 'MB';
+ }
+ else if ( $result['page_length'] >= 1024 )
+ {
+ $result['page_length'] = round($result['page_length'] / 1024, 1);
+ $length_unit = 'KB';
+ }
+ else
+ {
+ $length_unit = 'bytes';
+ }
+ $url = makeUrlComplete($result['namespace'], $result['page_id']);
+ $url = preg_replace('/\?.+$/', '', $url);
+ $parser->assign_vars(array(
+ 'PAGE_TITLE' => $result['page_name'],
+ 'PAGE_TEXT' => $result['page_text'],
+ 'PAGE_LENGTH' => $result['page_length'],
+ 'RELEVANCE_SCORE' => $result['score'],
+ 'RESULT_URL' => makeUrlNS($result['namespace'], $result['page_id'], false, true),
+ 'PAGE_LENGTH_UNIT' => $length_unit,
+ 'PAGE_URL' => $url,
+ 'PAGE_NOTE' => ( isset($result['page_note']) ? $result['page_note'] . ' ' : '' )
+ ));
+ $has_content = ( $result['namespace'] == 'Special' );
- case "FULLTEXT":
- if ( isset($_GET['offset']) )
- {
- $offset = intval($_GET['offset']);
- }
- else
- {
- $offset = 0;
- }
- $sql = $db->sql_query('SELECT search_id FROM '.table_prefix.'search_cache WHERE query=\''.$db->escape($q).'\';');
- if(!$sql)
- {
- $db->_die('Error scanning search query cache');
- }
- if($db->numrows() > 0)
- {
- $row = $db->fetchrow();
- $db->free_result();
- search_fetch_fulltext_results(intval($row['search_id']), $offset);
- }
- else
- {
- // Perform search
-
- $search = new MySQL_Fulltext_Search();
-
- // Parse the query
- $parse = new Searcher();
- $query = $parse->parseQuery($q);
- unset($parse);
+ $code = $plugins->setHook('search_global_results');
+ foreach ( $code as $cmd )
+ {
+ eval($cmd);
+ }
+
+ $parser->assign_bool(array(
+ 'special_page' => $has_content
+ ));
+ $result = $parser->run();
+ }
+ unset($result);
+
+ $per_page = 10;
+ $start = ( isset($_GET['start']) ? intval($_GET['start']) : 0 );
+ $start_string = $start + 1;
+ $per_string = $start_string + $per_page - 1;
+ $num_results = count($results);
+ if ( $per_string > $num_results )
+ $per_string = $num_results;
+
+ $search_time = microtime_float() - $search_start;
+ $search_time = round($search_time, 3);
+
+ $q_trim = ( strlen($q) > 30 ) ? substr($q, 0, 27) . '...' : $q;
+ $q_trim = htmlspecialchars($q_trim);
+
+ $result_string = ( count($results) > 0 ) ? "Results $start_string - $per_string of about $num_results for " . $q_trim . " in {$search_time}s." : 'No results.';
+
+ echo '
+
+ ' . $result_string . '
+
+
Site search
+
+ ' . $search_form . '
+
';
- // Send query to MySQL
- $sql = $search->search($q);
- $results = Array();
- if ( $row = $db->fetchrow($sql) )
- {
- do {
- $results[] = $row;
- } while ( $row = $db->fetchrow($sql) );
- }
- else
- {
- // echo 'No pages that matched your search criteria could be found.
';
- }
- $texts = Array();
- foreach ( $results as $result )
- {
- $texts[] = render_fulltext_result($result, $query);
- }
-
- // Store the result in the search cache...if someone makes the same query later we can skip searching and rendering
- // This cache is cleared when an affected page is saved.
-
- $results = serialize($texts);
-
- $sql = $db->sql_query('INSERT INTO '.table_prefix.'search_cache(search_time,query,results) VALUES('.time().', \''.$db->escape($q).'\', \''.$db->escape($results).'\');');
- if($sql)
- {
- search_render_fulltext_results(unserialize($results), $offset, $q);
- }
- else
- {
- $db->_die('Error inserting search into cache');
- }
-
- }
- break;
-
- case "BUILTIN":
- $titles = $paths->makeTitleSearcher(isset($_GET['match_case']));
- if ( isset($_GET['offset']) )
- {
- $offset = intval($_GET['offset']);
- }
- else
- {
- $offset = 0;
- }
- $sql = $db->sql_query('SELECT search_id FROM '.table_prefix.'search_cache WHERE query=\''.$db->escape($q).'\';');
- if(!$sql)
- {
- $db->_die('Error scanning search query cache');
- }
- if($db->numrows() > 0)
- {
- $row = $db->fetchrow();
- $db->free_result();
- search_show_results(intval($row['search_id']), $offset);
- }
- else
- {
- $titles->search($q, $paths->get_page_titles());
- $search = $paths->makeSearcher(isset($_GET['match_case']));
- $texts = $paths->fetch_page_search_resource();
- $search->searchMySQL($q, $texts);
-
- $results = Array();
- $results['text'] = $search->results;
- $results['page'] = $titles->results;
- $results['warn'] = $search->warnings;
-
- $results = serialize($results);
-
- $sql = $db->sql_query('INSERT INTO '.table_prefix.'search_cache(search_time,query,results) VALUES('.time().', \''.$db->escape($q).'\', \''.$db->escape($results).'\');');
- if($sql)
- {
- search_render_results(unserialize($results), $offset, $q);
- }
- else
- {
- $db->_die('Error inserting search into cache');
- }
- }
- break;
+ if ( count($warn) > 0 )
+ {
+ echo '';
+ echo '
Some problems were encountered during your search.
+ There was a problem with your search query, and as a result there may be a reduced number of search results.';
+ echo '
- ' . implode('
- ', $warn) . '
';
+ echo '
There are a few things you can try:
';
+ echo '
+ - Were you looking for a specific Special page? Special pages are not searchable. You may want to see a list of special pages.
+ - If you have the appropriate permissions, you can start the ' . htmlspecialchars($q) . ' page.
+ - Try using fewer keywords. You can get broader results if you remove quotes from your search query.
+ - Did your search trigger any warnings? Sometimes a search can be cancelled if there aren\'t any terms in a search query that are 4 characters or greater in length.
+
';
+ }
}
else
{
- ?>
-
+ ?>
- footer();
}
-function search_show_results($search_id, $start = 0)
-{
- global $db, $session, $paths, $template, $plugins; // Common objects
- $q = $db->sql_query('SELECT query,results,search_time FROM '.table_prefix.'search_cache WHERE search_id='.intval($search_id).';');
- if(!$q)
- return $db->get_error('Error selecting cached search results');
- $row = $db->fetchrow();
- $db->free_result();
- $results = unserialize($row['results']);
- search_render_results($results, $start, $row['query']);
-}
-
-function search_render_results($results, $start = 0, $q = '')
-{
- global $db, $session, $paths, $template, $plugins; // Common objects
- $nr1 = sizeof($results['page']);
- $nr2 = sizeof($results['text']);
- $nr = ( $nr1 > $nr2 ) ? $nr1 : $nr2;
- $results['page'] = array_slice($results['page'], $start, SEARCH_RESULTS_PER_PAGE);
- $results['text'] = array_slice($results['text'], $start, SEARCH_RESULTS_PER_PAGE);
-
- // Pagination
- $pagination = '';
- if ( $nr1 > SEARCH_RESULTS_PER_PAGE || $nr2 > SEARCH_RESULTS_PER_PAGE )
- {
- $pagination .= '
-
-
- | Page: | ';
- $num_pages = ceil($nr / SEARCH_RESULTS_PER_PAGE);
- $j = 0;
- for ( $i = 1; $i <= $num_pages; $i++ )
- {
- if ($j == $start)
- $pagination .= '' . $i . ' | ';
- else
- $pagination .= '' . $i . ' | ';
- $j = $j + SEARCH_RESULTS_PER_PAGE;
- }
- $pagination .= '
Page title matches
';
- if(count($results['page']) < 1)
- {
- echo 'No pages with a title that matched your search criteria could be found.
';
- }
- else
- {
- echo '';
- foreach($results['page'] as $page => $text)
- {
- echo ''.$paths->pages[$page]['name'].'
';
- }
- echo '
';
- }
- }
- if ( $nr2 >= $start )
- {
- echo 'Page text matches
';
- if(count($results['text']) < 1)
- {
- echo 'No page text that matched your search criteria could be found.
';
- }
- else
- {
- foreach($results['text'] as $kpage => $text)
- {
- preg_match('#^ns=('.implode('|', array_keys($paths->nslist)).');pid=(.*?)$#i', $kpage, $matches);
- $page = $paths->nslist[$matches[1]] . $matches[2];
- echo ''.$paths->pages[$page]['name'].'
'.$text.'
';
- }
- }
- }
- if(count($results['warn']) > 0)
- echo 'Your search may not include all results.The following errors were encountered during the search:
- '.implode('
- ', $results['warn']).'
';
- echo $pagination;
-}
-
-function render_fulltext_result($result, $query)
-{
- global $db, $session, $paths, $template, $plugins; // Common objects
- preg_match('#^ns=('.implode('|', array_keys($paths->nslist)).');pid=(.*?)$#i', $result['page_identifier'], $matches);
- $page = $paths->nslist[$matches[1]] . $matches[2];
- //$score = round($result['score'] * 100, 1);
- $score = number_format($result['score'], 2);
- $char_length = $result['length'];
- $result_template = <<
-
- {TEXT}
-
- {NAMESPACE} - Relevance score: {SCORE} ({LENGTH} bytes)
-
-
-TPLCODE;
- $parser = $template->makeParserText($result_template);
-
- $pt =& $result['page_text'];
- $space_chars = Array("\t", "\n", "\r", " ");
-
- $words = array_merge($query['any'], $query['req']);
- $pt = htmlspecialchars($pt);
- $words2 = array();
-
- for ( $i = 0; $i < sizeof($words); $i++)
- {
- if(!empty($words[$i]))
- $words2[] = preg_quote($words[$i]);
- }
-
- $regex = '/(' . implode('|', $words2) . ')/i';
- $pt = preg_replace($regex, '\\1', $pt);
-
- $title = preg_replace($regex, '\\1', htmlspecialchars($paths->pages[$page]['name']));
-
- $cut_off = false;
-
- foreach ( $words as $word )
- {
- // Boldface searched words
- $ptlen = strlen($pt);
- for ( $i = 0; $i < $ptlen; $i++ )
- {
- $len = strlen($word);
- if ( strtolower(substr($pt, $i, $len)) == strtolower($word) )
- {
- $chunk1 = substr($pt, 0, $i);
- $chunk2 = substr($pt, $i, $len);
- $chunk3 = substr($pt, ( $i + $len ));
- $pt = $chunk1 . $chunk2 . $chunk3;
- $ptlen = strlen($pt);
- // Cut off text to 150 chars or so
- if ( !$cut_off )
- {
- $cut_off = true;
- if ( $i - 75 > 0 )
- {
- // Navigate backwards until a space character is found
- $chunk = substr($pt, 0, ( $i - 75 ));
- $final_chunk = $chunk;
- for ( $j = strlen($chunk); $j > 0; $j = $j - 1 )
- {
- if ( in_array($chunk{$j}, $space_chars) )
- {
- $final_chunk = substr($chunk, $j + 1);
- break;
- }
- }
- $mid_chunk = substr($pt, ( $i - 75 ), 75);
-
- $clipped = '...' . $final_chunk . $mid_chunk . $chunk2;
-
- $chunk = substr($pt, ( $i + strlen($chunk2) + 75 ));
- $final_chunk = $chunk;
- for ( $j = 0; $j < strlen($chunk); $j++ )
- {
- if ( in_array($chunk{$j}, $space_chars) )
- {
- $final_chunk = substr($chunk, 0, $j);
- break;
- }
- }
-
- $end_chunk = substr($pt, ( $i + strlen($chunk2) ), 75 );
-
- $clipped .= $end_chunk . $final_chunk . '...';
-
- $pt = $clipped;
- }
- else if ( strlen($pt) > 200 )
- {
- $mid_chunk = substr($pt, ( $i - 75 ), 75);
-
- $clipped = $chunk1 . $chunk2;
-
- $chunk = substr($pt, ( $i + strlen($chunk2) + 75 ));
- $final_chunk = $chunk;
- for ( $j = 0; $j < strlen($chunk); $j++ )
- {
- if ( in_array($chunk{$j}, $space_chars) )
- {
- $final_chunk = substr($chunk, 0, $j);
- break;
- }
- }
-
- $end_chunk = substr($pt, ( $i + strlen($chunk2) ), 75 );
-
- $clipped .= $end_chunk . $final_chunk . '...';
-
- $pt = $clipped;
-
- }
- break 2;
- }
- }
- }
- $cut_off = false;
- }
-
- $parser->assign_vars(Array(
- 'TITLE' => $title,
- 'TEXT' => $pt,
- 'NAMESPACE' => $matches[1],
- 'SCORE' => $score,
- 'LENGTH' => $char_length,
- 'HREF' => makeUrl($page)
- ));
-
- return $parser->run();
-
-}
-
-function search_fetch_fulltext_results($search_id, $offset = 0)
-{
- global $db, $session, $paths, $template, $plugins; // Common objects
- $q = $db->sql_query('SELECT query,results,search_time FROM '.table_prefix.'search_cache WHERE search_id='.intval($search_id).';');
- if(!$q)
- return $db->get_error('Error selecting cached search results');
- $row = $db->fetchrow();
- $db->free_result();
- $results = unserialize($row['results']);
- search_render_fulltext_results($results, $offset, $row['query']);
-}
-
-function search_render_fulltext_results($results, $offset = 0, $query)
-{
- $num_results = sizeof($results);
- $slice = array_slice($results, $offset, SEARCH_RESULTS_PER_PAGE);
-
- if ( $num_results < 1 )
- {
- echo 'No page text that matched your search criteria could be found.
';
- return null;
- }
-
- $html = paginate_array($results, sizeof($results), makeUrlNS('Special', 'Search', 'q=' . urlencode($query) . '&offset=%s'), $offset, 10);
- echo $html . '
';
-
-}
-
?>