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| 1 | <?php |
| 2 | |
| 3 | namespace Wikibase\Lexeme\MediaWiki\Content; |
| 4 | |
| 5 | use InvalidArgumentException; |
| 6 | use LogicException; |
| 7 | use MediaWiki\MediaWikiServices; |
| 8 | use MediaWiki\Title\Title; |
| 9 | use Wikibase\DataModel\Entity\EntityRedirect; |
| 10 | use Wikibase\Lexeme\Domain\Model\Lexeme; |
| 11 | use Wikibase\Lexeme\Presentation\Content\LemmaTextSummaryFormatter; |
| 12 | use Wikibase\Repo\Content\EntityContent; |
| 13 | use Wikibase\Repo\Content\EntityHolder; |
| 14 | use Wikimedia\Assert\Assert; |
| 15 | |
| 16 | /** |
| 17 | * TODO: Can this be split into two classes? (LexemeRedirectContent, LexemeContent) |
| 18 | * |
| 19 | * @license GPL-2.0-or-later |
| 20 | */ |
| 21 | class LexemeContent extends EntityContent { |
| 22 | |
| 23 | public const CONTENT_MODEL_ID = 'wikibase-lexeme'; |
| 24 | |
| 25 | /** |
| 26 | * @var EntityHolder|null |
| 27 | */ |
| 28 | private $lexemeHolder; |
| 29 | |
| 30 | /** |
| 31 | * @var EntityRedirect |
| 32 | */ |
| 33 | private $redirect; |
| 34 | |
| 35 | /** |
| 36 | * @var Title |
| 37 | */ |
| 38 | private $redirectTitle; |
| 39 | |
| 40 | /** |
| 41 | * @var LemmaTextSummaryFormatter |
| 42 | */ |
| 43 | private $summaryFormatter; |
| 44 | |
| 45 | /** |
| 46 | * @param EntityHolder|null $lexemeHolder |
| 47 | * |
| 48 | * @throws InvalidArgumentException |
| 49 | */ |
| 50 | public function __construct( |
| 51 | ?EntityHolder $lexemeHolder = null, |
| 52 | ?EntityRedirect $redirect = null, |
| 53 | ?Title $redirectTitle = null |
| 54 | ) { |
| 55 | parent::__construct( self::CONTENT_MODEL_ID ); |
| 56 | |
| 57 | if ( $lexemeHolder !== null && $redirect !== null ) { |
| 58 | throw new InvalidArgumentException( |
| 59 | 'Cannot contain lexeme and be a redirect at the same time' |
| 60 | ); |
| 61 | } |
| 62 | |
| 63 | if ( $lexemeHolder !== null ) { |
| 64 | $this->constructAsLexemeContent( $lexemeHolder ); |
| 65 | } elseif ( $redirect !== null ) { |
| 66 | $this->constructAsRedirect( $redirect, $redirectTitle ); |
| 67 | } |
| 68 | |
| 69 | $this->summaryFormatter = new LemmaTextSummaryFormatter( |
| 70 | MediaWikiServices::getInstance()->getContentLanguage() |
| 71 | ); |
| 72 | } |
| 73 | |
| 74 | public static function newFromRedirect( $redirect, $title ) { |
| 75 | return new self( null, $redirect, $title ); |
| 76 | } |
| 77 | |
| 78 | protected function getIgnoreKeysForFilters() { |
| 79 | // FIXME: This was the default list of keys as extracted form EntityContent |
| 80 | // Lexemes should probably have different keys set here but we need to know what |
| 81 | // is already being used in AbuseFilter on wikidata.org |
| 82 | // https://phabricator.wikimedia.org/T205254 |
| 83 | return [ |
| 84 | 'language', |
| 85 | 'site', |
| 86 | 'type', |
| 87 | 'hash', |
| 88 | ]; |
| 89 | } |
| 90 | |
| 91 | /** |
| 92 | * @see EntityContent::getEntity |
| 93 | * |
| 94 | * @return Lexeme |
| 95 | */ |
| 96 | public function getEntity() { |
| 97 | if ( !$this->lexemeHolder ) { |
| 98 | throw new LogicException( 'This content object is empty!' ); |
| 99 | } |
| 100 | |
| 101 | // @phan-suppress-next-line PhanTypeMismatchReturnSuperType |
| 102 | return $this->lexemeHolder->getEntity( Lexeme::class ); |
| 103 | } |
| 104 | |
| 105 | /** |
| 106 | * @see EntityContent::isCountable |
| 107 | * |
| 108 | * @param bool|null $hasLinks |
| 109 | * |
| 110 | * @return bool |
| 111 | */ |
| 112 | public function isCountable( $hasLinks = null ) { |
| 113 | return !$this->isRedirect() && !$this->getEntity()->isEmpty(); |
| 114 | } |
| 115 | |
| 116 | /** |
| 117 | * @see EntityContent::getEntityHolder |
| 118 | * |
| 119 | * @return EntityHolder|null |
| 120 | */ |
| 121 | public function getEntityHolder() { |
| 122 | return $this->lexemeHolder; |
| 123 | } |
| 124 | |
| 125 | public function getEntityRedirect() { |
| 126 | return $this->redirect; |
| 127 | } |
| 128 | |
| 129 | public function getRedirectTarget() { |
| 130 | return $this->redirectTitle; |
| 131 | } |
| 132 | |
| 133 | /** |
| 134 | * @see EntityContent::isValid |
| 135 | * |
| 136 | * @return bool |
| 137 | */ |
| 138 | public function isValid() { |
| 139 | return parent::isValid() |
| 140 | && ( $this->isRedirect() |
| 141 | || $this->getEntity()->isSufficientlyInitialized() ); |
| 142 | } |
| 143 | |
| 144 | /** |
| 145 | * @see EntityContent::getEntityPageProperties |
| 146 | * |
| 147 | * Records the number of statements in the 'wb-claims' key. |
| 148 | * Counts all statements on the page, including statements of forms and senses. |
| 149 | * |
| 150 | * @return array A map from property names to property values. |
| 151 | */ |
| 152 | public function getEntityPageProperties() { |
| 153 | $properties = parent::getEntityPageProperties(); |
| 154 | $lexeme = $this->getEntity(); |
| 155 | |
| 156 | $count = $lexeme->getStatements()->count(); |
| 157 | |
| 158 | foreach ( $lexeme->getForms()->toArrayUnordered() as $form ) { |
| 159 | $count += $form->getStatements()->count(); |
| 160 | } |
| 161 | |
| 162 | foreach ( $lexeme->getSenses()->toArrayUnordered() as $sense ) { |
| 163 | $count += $sense->getStatements()->count(); |
| 164 | } |
| 165 | |
| 166 | $properties['wb-claims'] = $count; |
| 167 | |
| 168 | $properties['wbl-senses'] = $lexeme->getSenses()->count(); |
| 169 | $properties['wbl-forms'] = $lexeme->getForms()->count(); |
| 170 | |
| 171 | return $properties; |
| 172 | } |
| 173 | |
| 174 | /** |
| 175 | * Make text representation of the Lexeme as list of all lemmas and form representations. |
| 176 | * @see EntityContent::getTextForSearchIndex() |
| 177 | */ |
| 178 | public function getTextForSearchIndex() { |
| 179 | if ( $this->isRedirect() ) { |
| 180 | return ''; |
| 181 | } |
| 182 | |
| 183 | $lexeme = $this->getEntity(); |
| 184 | // Note: this assumes that only one lemma per language exists |
| 185 | $terms = array_values( $lexeme->getLemmas()->toTextArray() ); |
| 186 | |
| 187 | foreach ( $lexeme->getForms()->toArray() as $form ) { |
| 188 | $terms = array_merge( $terms, |
| 189 | array_values( $form->getRepresentations()->toTextArray() ) ); |
| 190 | } |
| 191 | |
| 192 | return implode( ' ', $terms ); |
| 193 | } |
| 194 | |
| 195 | private function constructAsLexemeContent( EntityHolder $lexemeHolder ) { |
| 196 | Assert::parameter( |
| 197 | $lexemeHolder->getEntityType() === Lexeme::ENTITY_TYPE, |
| 198 | '$lexemeHolder', |
| 199 | '$lexemeHolder must contain a Lexeme entity' |
| 200 | ); |
| 201 | |
| 202 | $this->lexemeHolder = $lexemeHolder; |
| 203 | } |
| 204 | |
| 205 | private function constructAsRedirect( EntityRedirect $redirect, ?Title $redirectTitle = null ) { |
| 206 | if ( $redirectTitle === null ) { |
| 207 | throw new InvalidArgumentException( |
| 208 | '$redirect and $redirectTitle must both be provided or both be empty.' |
| 209 | ); |
| 210 | } |
| 211 | |
| 212 | $this->redirect = $redirect; |
| 213 | $this->redirectTitle = $redirectTitle; |
| 214 | } |
| 215 | |
| 216 | /** |
| 217 | * Returns a textual representation of the content suitable for use in edit summaries and log messages. |
| 218 | * |
| 219 | * @param int $maxLength maximum length of the summary text |
| 220 | * @return string |
| 221 | */ |
| 222 | public function getTextForSummary( $maxLength = 250 ) { |
| 223 | if ( $this->isRedirect() ) { |
| 224 | return $this->getRedirectText(); |
| 225 | } |
| 226 | |
| 227 | return $this->summaryFormatter->getSummary( |
| 228 | $this->getEntity()->getLemmas(), |
| 229 | $maxLength |
| 230 | ); |
| 231 | } |
| 232 | } |