TODO

• user rights names visualdata and pageencryption
• this does not seem to work

		if ( $this->schemaId === null ) {
			$this->errors[] = 'no schema (' . $this->params['schema'] . ')';
			return;
		}

and

	public static function onPageSaveComplete(
		WikiPage $wikiPage,
		MediaWiki\User\UserIdentity $user,
		string $summary,
		int $flags,
		RevisionRecord $revisionRecord,
		MediaWiki\Storage\EditResult $editResult
	) {
		$title = $wikiPage->getTitle();
		$revertMethod = $editResult->getRevertMethod();
		\VisualData::onArticleSaveOrUndelete( $user, $wikiPage, $revisionRecord, $revertMethod );

		// create schema id and printouts if is a new schema
		if ( $title->getNamespace() === NS_VISUALDATASCHEMA ) {
			$content = $revisionRecord->getContent( MediaWiki\Revision\SlotRecord::MAIN );
			$contentHandler = $content->getContentHandler();
			$modelId = $contentHandler->getModelID();
			$text = $content->getNativeData();
			$data = json_decode( $text, true );
			if ( $data ) {
				$databaseManager = new DatabaseManager();
				$databaseManager->createSchemaIdAndPrintouts( $data );
			}
		}
	}

and

	/**
	 * @param array $schema
	 */
	public function createSchemaIdAndPrintouts( $schema ) {
		$rows = [];
		// @FIXME use only if used in all similar cases
		// $this->escapeJsonPointerPart( )
		$schemaId = $this->recordSchema( $schema['wiki']['name'] );
		$thisClass = $this;

after creating a new schema

done

• schema-builder, hidden field should not hide container for multiple items
• tagmultiselect should work for email as well (not just text format)