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| 1 | <?php |
| 2 | |
| 3 | namespace CirrusSearch\Api; |
| 4 | |
| 5 | use ApiBase; |
| 6 | use CirrusSearch\BuildDocument\BuildDocument; |
| 7 | use CirrusSearch\BuildDocument\DocumentSizeLimiter; |
| 8 | use CirrusSearch\CirrusSearch; |
| 9 | use CirrusSearch\Profile\SearchProfileService; |
| 10 | use CirrusSearch\Search\CirrusIndexField; |
| 11 | use CirrusSearch\SearchConfig; |
| 12 | use MediaWiki\MediaWikiServices; |
| 13 | use Wikimedia\ParamValidator\ParamValidator; |
| 14 | |
| 15 | /** |
| 16 | * Generate CirrusSearch document for page. |
| 17 | * |
| 18 | * This program is free software; you can redistribute it and/or modify |
| 19 | * it under the terms of the GNU General Public License as published by |
| 20 | * the Free Software Foundation; either version 2 of the License, or |
| 21 | * (at your option) any later version. |
| 22 | * |
| 23 | * This program is distributed in the hope that it will be useful, |
| 24 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 25 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 26 | * GNU General Public License for more details. |
| 27 | * |
| 28 | * You should have received a copy of the GNU General Public License along |
| 29 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 30 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 31 | * http://www.gnu.org/copyleft/gpl.html |
| 32 | */ |
| 33 | class QueryBuildDocument extends \ApiQueryBase { |
| 34 | use ApiTrait; |
| 35 | |
| 36 | public function __construct( \ApiQuery $query, $moduleName ) { |
| 37 | parent::__construct( $query, $moduleName, 'cb' ); |
| 38 | } |
| 39 | |
| 40 | public function execute() { |
| 41 | $result = $this->getResult(); |
| 42 | $services = MediaWikiServices::getInstance(); |
| 43 | $engine = $services->getSearchEngineFactory()->create(); |
| 44 | if ( !( $engine instanceof CirrusSearch ) ) { |
| 45 | throw new \RuntimeException( 'Could not create cirrus engine' ); |
| 46 | } |
| 47 | |
| 48 | $builders = $this->getParameter( 'builders' ); |
| 49 | $profile = $this->getParameter( 'limiterprofile' ); |
| 50 | $flags = 0; |
| 51 | if ( !in_array( 'content', $builders ) ) { |
| 52 | $flags |= BuildDocument::SKIP_PARSE; |
| 53 | } |
| 54 | if ( !in_array( 'links', $builders ) ) { |
| 55 | $flags |= BuildDocument::SKIP_LINKS; |
| 56 | } |
| 57 | |
| 58 | $pages = []; |
| 59 | $wikiPageFactory = $services->getWikiPageFactory(); |
| 60 | $revisionStore = $services->getRevisionStore(); |
| 61 | $revisionBased = false; |
| 62 | if ( $this->getPageSet()->getRevisionIDs() ) { |
| 63 | $revisionBased = true; |
| 64 | foreach ( $this->getRevisionIDs() as $pageId => $revId ) { |
| 65 | $rev = $revisionStore->getRevisionById( $revId ); |
| 66 | if ( $rev === null ) { |
| 67 | // We cannot trust ApiPageSet to properly identify missing revisions, RevisionStore |
| 68 | // might not agree with it likely because they could be using different db replicas (T370770) |
| 69 | $result->addValue( 'query', 'badrevids', [ |
| 70 | $revId => [ 'revid' => $revId, 'missing' => true ] |
| 71 | ] ); |
| 72 | } elseif ( $rev->audienceCan( $rev::DELETED_TEXT, $rev::FOR_PUBLIC ) ) { |
| 73 | $pages[$pageId] = $rev; |
| 74 | } else { |
| 75 | // While the user might have permissions, we want to limit |
| 76 | // what could possibly be indexed to that which is public. |
| 77 | // For an anon this would fail deeper in the system |
| 78 | // anyways, this early check mostly avoids blowing up deep |
| 79 | // in the bowels. |
| 80 | $result->addValue( |
| 81 | [ 'query', 'pages', $pageId ], |
| 82 | 'texthidden', true |
| 83 | ); |
| 84 | } |
| 85 | } |
| 86 | } else { |
| 87 | foreach ( $this->getPageSet()->getGoodPages() as $pageId => $title ) { |
| 88 | $pages[$pageId] = $wikiPageFactory->newFromTitle( $title ); |
| 89 | } |
| 90 | } |
| 91 | |
| 92 | $searchConfig = $engine->getConfig(); |
| 93 | $builder = new BuildDocument( |
| 94 | $this->getCirrusConnection(), |
| 95 | $this->getDB(), |
| 96 | $services->getRevisionStore(), |
| 97 | $services->getBacklinkCacheFactory(), |
| 98 | new DocumentSizeLimiter( $searchConfig->getProfileService() |
| 99 | ->loadProfile( SearchProfileService::DOCUMENT_SIZE_LIMITER, SearchProfileService::CONTEXT_DEFAULT, $profile ) ), |
| 100 | $services->getTitleFormatter(), |
| 101 | $services->getWikiPageFactory() |
| 102 | ); |
| 103 | $baseMetadata = []; |
| 104 | $clusterGroup = $searchConfig->getClusterAssignment()->getCrossClusterName(); |
| 105 | if ( $clusterGroup !== null ) { |
| 106 | $baseMetadata['cluster_group'] = $clusterGroup; |
| 107 | } |
| 108 | $docs = $builder->initialize( $pages, $flags ); |
| 109 | foreach ( $docs as $pageId => $doc ) { |
| 110 | $pageId = $doc->get( 'page_id' ); |
| 111 | $revision = $revisionBased ? $pages[$pageId] : null; |
| 112 | if ( $builder->finalize( $doc, false, $revision ) ) { |
| 113 | $result->addValue( |
| 114 | [ 'query', 'pages', $pageId ], |
| 115 | 'cirrusbuilddoc', $doc->getData() |
| 116 | ); |
| 117 | $hints = CirrusIndexField::getHint( $doc, CirrusIndexField::NOOP_HINT ); |
| 118 | $metadata = []; |
| 119 | if ( $hints !== null ) { |
| 120 | $metadata = $baseMetadata + [ 'noop_hints' => $hints ]; |
| 121 | } |
| 122 | $limiterStats = CirrusIndexField::getHint( $doc, DocumentSizeLimiter::HINT_DOC_SIZE_LIMITER_STATS ); |
| 123 | if ( $limiterStats !== null ) { |
| 124 | $metadata += [ 'size_limiter_stats' => $limiterStats ]; |
| 125 | } |
| 126 | $indexName = $this->getCirrusConnection()->getIndexName( $searchConfig->get( SearchConfig::INDEX_BASE_NAME ), |
| 127 | $this->getCirrusConnection()->getIndexSuffixForNamespace( $doc->get( 'namespace' ) ) ); |
| 128 | $metadata += [ |
| 129 | 'index_name' => $indexName |
| 130 | ]; |
| 131 | |
| 132 | $result->addValue( [ 'query', 'pages', $pageId ], |
| 133 | 'cirrusbuilddoc_metadata', $metadata ); |
| 134 | } |
| 135 | } |
| 136 | } |
| 137 | |
| 138 | private function getRevisionIDs(): array { |
| 139 | $result = []; |
| 140 | $warning = false; |
| 141 | foreach ( $this->getPageSet()->getRevisionIDs() as $revId => $pageId ) { |
| 142 | if ( isset( $result[$pageId] ) ) { |
| 143 | $warning = true; |
| 144 | if ( $result[$pageId] >= $revId ) { |
| 145 | continue; |
| 146 | } |
| 147 | } |
| 148 | $result[$pageId] = $revId; |
| 149 | } |
| 150 | if ( $warning ) { |
| 151 | $this->addWarning( [ 'apiwarn-cirrus-ignore-revisions' ] ); |
| 152 | } |
| 153 | return $result; |
| 154 | } |
| 155 | |
| 156 | public function getAllowedParams() { |
| 157 | return [ |
| 158 | 'builders' => [ |
| 159 | ParamValidator::PARAM_DEFAULT => [ 'content', 'links' ], |
| 160 | ParamValidator::PARAM_ISMULTI => true, |
| 161 | ParamValidator::PARAM_ALLOW_DUPLICATES => false, |
| 162 | ParamValidator::PARAM_TYPE => [ |
| 163 | 'content', |
| 164 | 'links', |
| 165 | ], |
| 166 | ApiBase::PARAM_HELP_MSG => 'apihelp-query+cirrusbuilddoc-param-builders', |
| 167 | ], |
| 168 | 'limiterprofile' => [ |
| 169 | ParamValidator::PARAM_TYPE => 'string' |
| 170 | ], |
| 171 | ]; |
| 172 | } |
| 173 | |
| 174 | /** |
| 175 | * @see ApiBase::getExamplesMessages |
| 176 | * @return array |
| 177 | */ |
| 178 | protected function getExamplesMessages() { |
| 179 | return [ |
| 180 | 'action=query&prop=cirrusbuilddoc&titles=Main_Page' => |
| 181 | 'apihelp-query+cirrusbuilddoc-example' |
| 182 | ]; |
| 183 | } |
| 184 | |
| 185 | } |