*/
class ApiQuerySearch extends ApiQueryGeneratorBase {
- public function __construct($query, $moduleName) {
+ public function __construct( $query, $moduleName ) {
parent :: __construct($query, $moduleName, 'sr');
}
$this->run();
}
- public function executeGenerator($resultPageSet) {
- $this->run($resultPageSet);
+ public function executeGenerator( $resultPageSet ) {
+ $this->run( $resultPageSet );
}
- private function run($resultPageSet = null) {
-
+ private function run( $resultPageSet = null ) {
+ global $wgContLang;
$params = $this->extractRequestParams();
+ // Extract parameters
$limit = $params['limit'];
$query = $params['search'];
- if (is_null($query) || empty($query))
- $this->dieUsage("empty search string is not allowed", 'param-search');
-
+ $what = $params['what'];
+ $searchInfo = array_flip( $params['info'] );
+ $prop = array_flip( $params['prop'] );
+
+ if ( strval( $query ) === '' )
+ $this->dieUsage( "empty search string is not allowed", 'param-search' );
+
+ // Create search engine instance and set options
$search = SearchEngine::create();
$search->setLimitOffset( $limit+1, $params['offset'] );
$search->setNamespaces( $params['namespace'] );
$search->showRedirects = $params['redirects'];
- if ($params['what'] == 'text')
+ // Perform the actual search
+ if ( $what == 'text' ) {
$matches = $search->searchText( $query );
- else
+ } elseif( $what == 'title' ) {
$matches = $search->searchTitle( $query );
- if (is_null($matches))
- $this->dieUsage("{$params['what']} search is disabled",
- "search-{$params['what']}-disabled");
+ } else {
+ // We default to title searches; this is a terrible legacy
+ // of the way we initially set up the MySQL fulltext-based
+ // search engine with separate title and text fields.
+ // In the future, the default should be for a combined index.
+ $what = 'title';
+ $matches = $search->searchTitle( $query );
+
+ // Not all search engines support a separate title search,
+ // for instance the Lucene-based engine we use on Wikipedia.
+ // In this case, fall back to full-text search (which will
+ // include titles in it!)
+ if( is_null( $matches ) ) {
+ $what = 'text';
+ $matches = $search->searchText( $query );
+ }
+ }
+ if ( is_null( $matches ) )
+ $this->dieUsage( "{$what} search is disabled", "search-{$what}-disabled" );
+
+ // Add search meta data to result
+ if ( isset( $searchInfo['totalhits'] ) ) {
+ $totalhits = $matches->getTotalHits();
+ if( $totalhits !== null ) {
+ $this->getResult()->addValue( array( 'query', 'searchinfo' ),
+ 'totalhits', $totalhits );
+ }
+ }
+ if ( isset( $searchInfo['suggestion'] ) && $matches->hasSuggestion() ) {
+ $this->getResult()->addValue( array( 'query', 'searchinfo' ),
+ 'suggestion', $matches->getSuggestionQuery() );
+ }
- $data = array ();
+ // Add the search results to the result
+ $terms = $wgContLang->convertForSearchResult( $matches->termMatches() );
+ $titles = array ();
$count = 0;
- while( $result = $matches->next() ) {
- if (++ $count > $limit) {
+ while ( $result = $matches->next() ) {
+ if ( ++ $count > $limit ) {
// We've reached the one extra which shows that there are additional items to be had. Stop here...
- $this->setContinueEnumParameter('offset', $params['offset'] + $params['limit']);
+ $this->setContinueEnumParameter( 'offset', $params['offset'] + $params['limit'] );
break;
}
- // Silently skip broken titles
- if ($result->isBrokenTitle()) continue;
+ // Silently skip broken and missing titles
+ if ( $result->isBrokenTitle() || $result->isMissingRevision() )
+ continue;
$title = $result->getTitle();
- if (is_null($resultPageSet)) {
- $data[] = array(
- 'ns' => intval($title->getNamespace()),
- 'title' => $title->getPrefixedText());
+ if ( is_null( $resultPageSet ) ) {
+ $vals = array();
+ ApiQueryBase::addTitleInfo( $vals, $title );
+
+ if ( isset( $prop['snippet'] ) )
+ $vals['snippet'] = $result->getTextSnippet( $terms );
+ if ( isset( $prop['size'] ) )
+ $vals['size'] = $result->getByteSize();
+ if ( isset( $prop['wordcount'] ) )
+ $vals['wordcount'] = $result->getWordCount();
+ if ( isset( $prop['timestamp'] ) )
+ $vals['timestamp'] = wfTimestamp( TS_ISO_8601, $result->getTimestamp() );
+
+ // Add item to results and see whether it fits
+ $fit = $this->getResult()->addValue( array( 'query', $this->getModuleName() ),
+ null, $vals );
+ if ( !$fit ) {
+ $this->setContinueEnumParameter( 'offset', $params['offset'] + $count - 1 );
+ break;
+ }
} else {
- $data[] = $title;
+ $titles[] = $title;
}
}
- if (is_null($resultPageSet)) {
- $result = $this->getResult();
- $result->setIndexedTagName($data, 'p');
- $result->addValue('query', $this->getModuleName(), $data);
+ if ( is_null( $resultPageSet ) ) {
+ $this->getResult()->setIndexedTagName_internal( array(
+ 'query', $this->getModuleName()
+ ), 'p' );
} else {
- $resultPageSet->populateFromTitles($data);
+ $resultPageSet->populateFromTitles( $titles );
}
}
ApiBase :: PARAM_ISMULTI => true,
),
'what' => array (
- ApiBase :: PARAM_DFLT => 'title',
+ ApiBase :: PARAM_DFLT => null,
ApiBase :: PARAM_TYPE => array (
'title',
'text',
)
),
+ 'info' => array(
+ ApiBase :: PARAM_DFLT => 'totalhits|suggestion',
+ ApiBase :: PARAM_TYPE => array (
+ 'totalhits',
+ 'suggestion',
+ ),
+ ApiBase :: PARAM_ISMULTI => true,
+ ),
+ 'prop' => array(
+ ApiBase :: PARAM_DFLT => 'size|wordcount|timestamp|snippet',
+ ApiBase :: PARAM_TYPE => array (
+ 'size',
+ 'wordcount',
+ 'timestamp',
+ 'snippet',
+ ),
+ ApiBase :: PARAM_ISMULTI => true,
+ ),
'redirects' => false,
'offset' => 0,
'limit' => array (
'search' => 'Search for all page titles (or content) that has this value.',
'namespace' => 'The namespace(s) to enumerate.',
'what' => 'Search inside the text or titles.',
+ 'info' => 'What metadata to return.',
+ 'prop' => 'What properties to return.',
'redirects' => 'Include redirect pages in the search.',
'offset' => 'Use this value to continue paging (return by query)',
'limit' => 'How many total pages to return.'
public function getVersion() {
return __CLASS__ . ': $Id$';
}
-}
+}
\ No newline at end of file