/**
* Accesses backlinks. Iterate over a result set of documents with outbound links, and store.
* (non-PHPdoc)
* @see \Wikia\Search\IndexService\AbstractService::execute()
*/
public function execute()
{
$docIdSeparated = $this->getCurrentDocumentId() . ' |';
$config = new Config();
$config->setDirectLuceneQuery(true)->setQuery(sprintf('outbound_links_txt:"%s"', $docIdSeparated));
$factory = new Factory();
$backlinks = [];
do {
$offset = 0;
$limit = 100;
$config->setStart($offset)->setLimit($limit);
$resultSet = $factory->getFromConfig($config)->search();
foreach ($resultSet as $result) {
foreach ($result['outbound_links_txt'] as $link) {
if (substr($link, 0, strlen($docIdSeparated)) == $docIdSeparated) {
$backlinks[] = implode(' | ', array_slice(explode(' | ', $link), 1));
}
}
}
$offset = $limit;
$limit = $offset + 100;
} while ($config->getResultsFound() > $limit);
return ['backlinks_txt' => $backlinks];
}
/**
* Responsible for the initial query to Solr, with some error handling built in
* @return Solarium_Result_Select
*/
protected function sendSearchRequestToClient()
{
try {
return $this->getClient()->select($this->getSelectQuery());
} catch (\Exception $e) {
if ($this->config->getError() !== null) {
$this->config->setError($e);
return new \Solarium_Result_Select_Empty();
} else {
$this->config->setSkipBoostFunctions(true)->setError($e);
return $this->sendSearchRequestToClient();
}
}
}
/**
* Inspects request and sets config accordingly.
* @return Wikia\Search\Config
*/
protected function getConfigFromRequest()
{
$request = $this->getRequest();
$limit = self::POPULAR_ARTICLES_PER_WIKI;
$baseArticleId = $request->getVal(self::PARAMETER_BASE_ARTICLE_ID, false);
if ($baseArticleId !== false) {
$limit = self::TRENDING_ARTICLES_LIMIT;
}
$searchConfig = new Wikia\Search\Config();
$searchConfig->setLimit($limit)->setRank(\Wikia\Search\Config::RANK_MOST_VIEWED)->setOnWiki(true)->setNamespaces([self::POPULAR_ARTICLES_NAMESPACE])->setQuery('*')->setMainPage(false);
return $searchConfig;
}
protected function getConfigById($wikiId, $articleId)
{
$searchConfig = new Config();
$searchConfig->setQuery('*')->setLimit(1)->setPage(1)->setWikiId((int) $wikiId)->setVideoSearch(false)->setOnWiki(true)->setPageId((int) $articleId)->setNamespaces([self::NAMESPACE_SETTING]);
return $searchConfig;
}
protected function getTopArticles($wikiId, $lang)
{
return \WikiaDataAccess::cache(wfSharedMemcKey("CombinedSearchService", $wikiId, $lang), self::TOP_ARTICLES_CACHE_TIME, function () use($wikiId, $lang) {
$timer = Time::start(["CombinedSearchService", "getTopArticles"]);
$requestedFields = ["title", "url", "id", "score", "pageid", "lang", "wid", "article_quality_i", Utilities::field('html', $lang)];
$topArticlesMap = \DataMartService::getTopArticlesByPageview($wikiId, null, [NS_MAIN], false, self::TOP_ARTICLES_PER_WIKI + 1);
$query = " +(" . Utilities::valueForField("wid", $wikiId) . ") ";
$query .= " +( " . implode(" OR ", array_map(function ($x) {
return Utilities::valueForField("pageid", $x);
}, array_keys($topArticlesMap))) . ") ";
$query .= " +(is_main_page:false) ";
$searchConfig = new Config();
$searchConfig->setLimit(self::TOP_ARTICLES_PER_WIKI)->setQuery($query)->setPage(1)->setRequestedFields($requestedFields)->setDirectLuceneQuery(true)->setWikiId($wikiId);
$resultSet = (new Factory())->getFromConfig($searchConfig)->search();
$currentResults = $resultSet->toArray($requestedFields);
$articles = [];
foreach ($currentResults as $article) {
$articles[$article['pageid']] = $this->processArticle($article);
if (sizeof($articles) >= self::TOP_ARTICLES_PER_WIKI) {
break;
}
}
$result = [];
foreach ($topArticlesMap as $id => $a) {
if (isset($articles[$id])) {
$result[] = $articles[$id];
}
}
$timer->stop();
return $result;
});
}
/**
* Returns wikia Config for cross wiki search build on request data
* @return Wikia\Search\Config
*/
protected function getConfigCrossWiki()
{
$request = $this->getRequest();
$searchConfig = new Wikia\Search\Config();
$lang = $request->getArray('lang');
if (in_array(self::ALL_LANGUAGES_STR, $lang)) {
$lang = ['*'];
}
$searchConfig->setQuery($request->getVal('query', null))->setLimit($request->getInt('limit', static::CROSS_WIKI_LIMIT))->setPage($request->getVal('batch', 1))->setRank($request->getVal('rank', 'default'))->setHub($request->getArray('hub', null))->setInterWiki(true)->setCommercialUse($this->hideNonCommercialContent());
if (!empty($lang)) {
$searchConfig->setLanguageCode($lang);
}
//this will set different boosting
$searchConfig->setBoostGroup('CrossWikiApi');
return $searchConfig;
}
/**
* @group Slow
* @slowExecutionTime 0.07594 ms
* @covers Wikia\Search\Config::getResultsFound
*/
public function testGetResultsFound()
{
$config = new Config();
$this->assertEquals(0, $config->getResultsFound(), 'With no result set, config should say results found is zero');
$results = $this->getMockBuilder('Wikia\\Search\\ResultSet\\Base')->disableOriginalConstructor()->setMethods(['getResultsFound'])->getMock();
$results->expects($this->once())->method('getResultsFound')->will($this->returnValue(100));
$config->setResults($results);
$this->assertEquals(100, $config->getResultsFound());
}
/**
* @group Slow
* @slowExecutionTime 0.07538 ms
* @covers \Wikia\Search\Config::getQuery
*/
public function testGetQuery()
{
$config = new \Wikia\Search\Config();
$this->assertNull($config->getQuery());
$query = "foo and: bar & baz";
$config->setQuery($query);
$this->assertInstanceOf('Wikia\\Search\\Query\\Select', $config->getQuery());
$this->assertAttributeContains($query, 'rawQuery', $config->getQuery());
$config = new \Wikia\Search\Config(['query' => 'foo']);
$this->assertInstanceOf('Wikia\\Search\\Query\\Select', $config->getQuery());
}
/**
* Returns the query used to get these results
* @return string
*/
public function getQuery()
{
return $this->searchConfig->getQuery()->getQueryForHtml();
}