Basic svg rendering

Signed-off-by: Justin Georgi <justin.georgi@gmail.com>

includes/AnnotationContent.php

@@ -1,32 +1,60 @@
 <?php
 namespace MediaWiki\Extension\AnatImageViewer;
 
+use Content;
 use TextContent;
 
 class AnnotationContent extends TextContent {
+	public const MODEL = 'annotation';
 
-	public function __construct( $modelId = 'annotation' ) {
-		parent::__construct( $modelId );
+	/** @inheritDoc */
+	public function __construct( $text, $model_id = self::MODEL ) {
+		parent::__construct( $text, $model_id );
 	}
 
-    /*
-	public function getTextForSearchIndex() {
+	/**
+	 * Determines whether this content can be considered empty.
+	 *
+	 * @return bool
+	 */
+	public function isEmpty() {
+		$text = trim( strip_tags( $this->getText() ) );
+		return $text === '';
 	}
 
-	public function getWikitextForTransclusion() {
-	}
-
-	public function getTextForSummary( $maxLength = 250 ) {
-	}
-
-	public function getSize() {
-	}
-
-	public function copy() {
-	}
-    */
-
+	/**
+	 * Determines whether this content should be counted as a "page" for the wiki's statistics.
+	 *
+	 * @param bool|null $hasLinks
+	 *
+	 * @return bool
+	 */
 	public function isCountable( $hasLinks = null ) {
-        return false;
+		return false;
+	}
+
+	public function isValid() {
+		return parent::isValid();
+	}
+
+	/**
+	 * Should return text relevant to the wiki's search index.
+	 *
+	 * @return string
+	 */
+	public function getTextForSearchIndex() {
+		return strip_tags( $this->getText() );
+	}
+
+	public function convert( $toModel, $lossy = '' ) {
+		return parent::convert( $toModel, $lossy );
+	}
+
+	public function getSection( $sectionId ) {
+		return parent::getSection( $sectionId );
+	}
+
+	public function replaceSection( $sectionId, Content $with, $sectionTitle = '' ) {
+		return parent::replaceSection( $sectionId, $with, $sectionTitle );
 	}
 }