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<?php |
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namespace PPP\Wikidata; |
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use Doctrine\Common\Cache\Cache; |
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use Mediawiki\Api\MediawikiApi; |
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use PPP\DataModel\AbstractNode; |
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use PPP\DataModel\ResourceListNode; |
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use PPP\Module\AbstractRequestHandler; |
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use PPP\Module\DataModel\ModuleRequest; |
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use PPP\Module\DataModel\ModuleResponse; |
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use PPP\Module\TreeSimplifier\NodeSimplifierFactory; |
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use PPP\Wikidata\TreeSimplifier\WikibaseNodeSimplifierFactory; |
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use PPP\Wikidata\ValueFormatters\WikibaseResourceNodeFormatterFactory; |
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use Wikibase\EntityStore\Config\EntityStoreFromConfigurationBuilder; |
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use Wikibase\EntityStore\EntityStore; |
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/** |
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* Module entry point. |
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* |
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* @licence GPLv2+ |
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* @author Thomas Pellissier Tanon |
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*/ |
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class WikidataRequestHandler extends AbstractRequestHandler { |
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/** |
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* @var EntityStore |
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*/ |
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public $entityStore; |
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/** |
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* @var MediawikiApi[] |
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*/ |
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private $sitesApi; |
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/** |
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* @var Cache |
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*/ |
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public $cache; |
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/** |
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* @var int |
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*/ |
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private $requestStartTime; |
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/** |
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* @param $configFileName |
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* @param string[] $sitesUrls |
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*/ |
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public function __construct($configFileName, array $sitesUrls) { |
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$configurationBuilder = new EntityStoreFromConfigurationBuilder(); |
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$this->entityStore = $configurationBuilder->buildEntityStore($configFileName); |
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$this->cache = $configurationBuilder->buildCache($configFileName); |
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$this->requestStartTime = time(); |
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$this->sitesApi = array(); |
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foreach($sitesUrls as $siteId => $url) { |
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$this->sitesApi[$siteId] = new MediawikiApi($url); |
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} |
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} |
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/** |
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* @see RequestHandler::buildResponse |
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*/ |
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public function buildResponse(ModuleRequest $request) { |
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$simplifiedTree = $this->buildTreeSimplifier($request->getLanguageCode())->simplify($request->getSentenceTree()); |
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$formattedTree = $this->buildNodeFormatter($request->getLanguageCode())->simplify($simplifiedTree); |
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if($formattedTree->equals(new ResourceListNode())) { |
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return array(); |
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} |
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$measures = $this->buildMeasures($formattedTree, $request->getMeasures()); |
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$trace = $request->getTrace(); |
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array_unshift($trace, array( |
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"module" => "Wikidata", |
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"tree" => $formattedTree, |
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"measures" => $measures, |
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"times" => array( |
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"start" => $this->requestStartTime, |
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"end" => time() |
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) |
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)); |
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return array(new ModuleResponse( |
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$request->getLanguageCode(), |
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$formattedTree, |
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$measures, |
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$trace |
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)); |
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} |
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private function buildMeasures(AbstractNode $node, array $measures) { |
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if(array_key_exists('accuracy', $measures)) { |
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$measures['accuracy'] /= 2; |
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} |
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if($node instanceof ResourceListNode) { |
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$measures['relevance'] = 1; |
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} |
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return $measures; |
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} |
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private function buildTreeSimplifier($languageCode) { |
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$factory = new WikibaseNodeSimplifierFactory( |
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$this->entityStore, |
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$languageCode |
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); |
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return $factory->newNodeSimplifier(); |
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} |
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private function buildNodeFormatter($languageCode) { |
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$formatterFactory = new WikibaseResourceNodeFormatterFactory($languageCode, $this->entityStore, $this->sitesApi, $this->cache); |
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$simplifierFactory = new NodeSimplifierFactory(array( |
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new ResourceListNodeFormatter($formatterFactory->newWikibaseResourceNodeFormatter()) |
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)); |
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return $simplifierFactory->newNodeSimplifier(); |
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} |
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} |
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ProjetPP /
PPP-Wikidata
