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| 1 | <?php |
| 2 | /** |
| 3 | * JSON Schema Content Handler |
| 4 | * |
| 5 | * @file |
| 6 | * @ingroup Extensions |
| 7 | * @ingroup EventLogging |
| 8 | * |
| 9 | * @author Ori Livneh <ori@wikimedia.org> |
| 10 | */ |
| 11 | |
| 12 | namespace MediaWiki\Extension\EventLogging; |
| 13 | |
| 14 | use MediaWiki\Content\Content; |
| 15 | use MediaWiki\Content\JsonContentHandler; |
| 16 | use MediaWiki\Content\Renderer\ContentParseParams; |
| 17 | use MediaWiki\Html\Html; |
| 18 | use MediaWiki\Parser\ParserOutput; |
| 19 | use MediaWiki\Registration\ExtensionRegistry; |
| 20 | use MediaWiki\SyntaxHighlight\SyntaxHighlight; |
| 21 | use MediaWiki\Title\Title; |
| 22 | use MediaWiki\Xml\Xml; |
| 23 | |
| 24 | class JsonSchemaContentHandler extends JsonContentHandler { |
| 25 | |
| 26 | /** @inheritDoc */ |
| 27 | public function __construct( $modelId = 'JsonSchema' ) { |
| 28 | parent::__construct( $modelId ); |
| 29 | } |
| 30 | |
| 31 | /** @inheritDoc */ |
| 32 | public function canBeUsedOn( Title $title ) { |
| 33 | return $title->inNamespace( NS_SCHEMA ); |
| 34 | } |
| 35 | |
| 36 | /** |
| 37 | * Wraps HTML representation of content. |
| 38 | * |
| 39 | * If the schema already exists and if the SyntaxHighlight |
| 40 | * extension is installed, use it to render code snippets |
| 41 | * showing how to use schema. |
| 42 | * |
| 43 | * @see https://mediawiki.org/wiki/Extension:SyntaxHighlight_GeSHi |
| 44 | * |
| 45 | * @param Content $content |
| 46 | * @param ContentParseParams $cpoParams |
| 47 | * @param ParserOutput &$parserOutput The output object to fill (reference). |
| 48 | */ |
| 49 | protected function fillParserOutput( |
| 50 | Content $content, |
| 51 | ContentParseParams $cpoParams, |
| 52 | ParserOutput &$parserOutput |
| 53 | ) { |
| 54 | '@phan-var JsonSchemaContent $content'; |
| 55 | $page = $cpoParams->getPage(); |
| 56 | $revId = $cpoParams->getRevId(); |
| 57 | parent::fillParserOutput( $content, $cpoParams, $parserOutput ); |
| 58 | if ( $revId !== null && ExtensionRegistry::getInstance()->isLoaded( 'SyntaxHighlight' ) ) { |
| 59 | $html = ''; |
| 60 | foreach ( $content->getCodeSamples( $page->getDBkey(), $revId ) as $sample ) { |
| 61 | $lang = $sample['language']; |
| 62 | $code = $sample['code']; |
| 63 | $highlighted = SyntaxHighlight::highlight( $code, $lang )->getValue(); |
| 64 | $html .= Html::element( 'h2', |
| 65 | [], |
| 66 | wfMessage( $sample['header'] )->text() |
| 67 | ) . $highlighted; |
| 68 | } |
| 69 | // The glyph is '< >' from the icon font 'Entypo' (see ../modules). |
| 70 | $html = Xml::tags( 'div', [ 'class' => 'mw-json-schema-code-glyph' ], '' ) . |
| 71 | Xml::tags( 'div', [ 'class' => 'mw-json-schema-code-samples' ], $html ); |
| 72 | $parserOutput->setIndicator( 'schema-code-samples', $html ); |
| 73 | $parserOutput->addModules( [ 'ext.eventLogging.jsonSchema', 'ext.pygments' ] ); |
| 74 | $parserOutput->addModuleStyles( [ 'ext.eventLogging.jsonSchema.styles' ] ); |
| 75 | } |
| 76 | } |
| 77 | |
| 78 | /** @inheritDoc */ |
| 79 | protected function getContentClass() { |
| 80 | return JsonSchemaContent::class; |
| 81 | } |
| 82 | } |