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| 1 | <?php |
| 2 | |
| 3 | use MediaWiki\Logger\LoggerFactory; |
| 4 | use MediaWiki\MediaWikiServices; |
| 5 | use MediaWiki\Revision\SlotRecord; |
| 6 | |
| 7 | class MathosphereDriver { |
| 8 | |
| 9 | /** @var string */ |
| 10 | private $wikiText; |
| 11 | /** @var string */ |
| 12 | private $language = "en"; |
| 13 | /** @var string */ |
| 14 | private $title = ""; |
| 15 | /** @var string|null */ |
| 16 | private $version; |
| 17 | /** @var bool|null */ |
| 18 | private $success; |
| 19 | /** @var array */ |
| 20 | private $relations = []; |
| 21 | |
| 22 | function __construct( $revisionId = null ) { |
| 23 | if ( $revisionId !== null ) { |
| 24 | $revisionRecord = MediaWikiServices::getInstance() |
| 25 | ->getRevisionLookup() |
| 26 | ->getRevisionById( $revisionId ); |
| 27 | /** @var TextContent $content */ |
| 28 | '@phan-var TextContent $content'; |
| 29 | $content = $revisionRecord->getContent( SlotRecord::MAIN ); |
| 30 | $this->wikiText = $content->getText(); |
| 31 | } |
| 32 | } |
| 33 | |
| 34 | public static function newFromWikitext( $wikiText ) { |
| 35 | $instance = new MathosphereDriver(); |
| 36 | $instance->setWikiText( $wikiText ); |
| 37 | return $instance; |
| 38 | } |
| 39 | |
| 40 | public function setWikiText( $wikiText ) { |
| 41 | $this->wikiText = $wikiText; |
| 42 | } |
| 43 | |
| 44 | public function getWikiText() { |
| 45 | return $this->wikiText; |
| 46 | } |
| 47 | |
| 48 | /** |
| 49 | * @return string |
| 50 | */ |
| 51 | public function getLanguage() { |
| 52 | return $this->language; |
| 53 | } |
| 54 | |
| 55 | /** |
| 56 | * @param string $language |
| 57 | */ |
| 58 | public function setLanguage( $language ) { |
| 59 | $this->language = $language; |
| 60 | } |
| 61 | |
| 62 | /** |
| 63 | * @return string |
| 64 | */ |
| 65 | public function getTitle() { |
| 66 | return $this->title; |
| 67 | } |
| 68 | |
| 69 | /** |
| 70 | * @param string $title |
| 71 | */ |
| 72 | public function setTitle( $title ) { |
| 73 | $this->title = $title; |
| 74 | } |
| 75 | |
| 76 | /** |
| 77 | * @return string|null |
| 78 | */ |
| 79 | public function getVersion() { |
| 80 | return $this->version; |
| 81 | } |
| 82 | |
| 83 | public function analyze() { |
| 84 | return $this->processResults( self::doPost( $this->getBackendUrl() . "/AnalyzeWikiText", |
| 85 | $this->getPostData() ) ); |
| 86 | } |
| 87 | |
| 88 | protected function processResults( $res ) { |
| 89 | $jsonResult = json_decode( $res ); |
| 90 | if ( $jsonResult && |
| 91 | json_last_error() === JSON_ERROR_NONE && |
| 92 | isset( $jsonResult->success ) |
| 93 | ) { |
| 94 | $this->success = $jsonResult->success; |
| 95 | if ( $this->success ) { |
| 96 | foreach ( $jsonResult->relations as $r ) { |
| 97 | $this->addIdentifierDefinitionTuple( $r ); |
| 98 | } |
| 99 | return true; |
| 100 | } |
| 101 | } |
| 102 | // TODO: Implement error handling |
| 103 | return false; |
| 104 | } |
| 105 | |
| 106 | private function addIdentifierDefinitionTuple( $r ) { |
| 107 | $this->relations[$r->identifier][] = $r; |
| 108 | } |
| 109 | |
| 110 | protected static function doPost( $url, $postData ) { |
| 111 | $options = [ |
| 112 | "postData" => $postData, |
| 113 | "timeout" => 60, |
| 114 | "method" => 'POST' |
| 115 | ]; |
| 116 | $req = MMediaWikiServices::getInstance()->getHttpRequestFactory() |
| 117 | ->create( $url, $options, __METHOD__ ); |
| 118 | $status = $req->execute(); |
| 119 | |
| 120 | if ( $status->isOK() ) { |
| 121 | return $req->getContent(); |
| 122 | } else { |
| 123 | $errors = $status->getErrorsByType( 'error' ); |
| 124 | $logger = LoggerFactory::getInstance( 'http' ); |
| 125 | $logger->warning( $status->getWikiText(), |
| 126 | [ 'error' => $errors, 'caller' => __METHOD__, 'content' => $req->getContent() ] ); |
| 127 | return false; |
| 128 | } |
| 129 | } |
| 130 | |
| 131 | /** |
| 132 | * @return string |
| 133 | */ |
| 134 | public function getBackendUrl() { |
| 135 | $config = MediaWikiServices::getInstance()->getConfigFactory()->makeConfig( 'main' ); |
| 136 | return $config->get( "MathSearchBaseXBackendUrl" ) . 'api'; |
| 137 | } |
| 138 | |
| 139 | protected function getPostData() { |
| 140 | $post = [ |
| 141 | "wikitext" => $this->wikiText, |
| 142 | "title" => $this->title |
| 143 | ]; |
| 144 | return json_encode( $post ); |
| 145 | } |
| 146 | |
| 147 | public function checkBackend() { |
| 148 | $res = MediaWikiServices::getInstance()->getHttpRequestFactory() |
| 149 | ->get( $this->getBackendUrl() . '/_info' ); |
| 150 | if ( $res ) { |
| 151 | $res = json_decode( $res ); |
| 152 | if ( $res && json_last_error() === JSON_ERROR_NONE ) { |
| 153 | if ( isset( $res->name ) && $res->name === 'mathosphere' ) { |
| 154 | $this->version = $res->version; |
| 155 | // Mathosphere version 3.0.0-SNAPSHOT is only version currently supported |
| 156 | return ( $this->version === "3.0.0-SNAPSHOT" ); |
| 157 | } |
| 158 | } |
| 159 | } |
| 160 | $logger = LoggerFactory::getInstance( 'MathSearch' ); |
| 161 | $logger->warning( "Mathosphere Backend server backend does not point to mathosphere.", [ |
| 162 | 'detail' => $res |
| 163 | ] ); |
| 164 | return false; |
| 165 | } |
| 166 | |
| 167 | /** |
| 168 | * @return array[] |
| 169 | */ |
| 170 | public function getRelations() { |
| 171 | return $this->relations; |
| 172 | } |
| 173 | } |