Added remote metadata.json file support to plugins and themes

qa-include/Q2A/Util/Metadata.php

@@ -52,4 +52,15 @@ class Q2A_Util_Metadata
 		return array();
 	}
 
+	/**
+	 * Fetch metadata information from an URL
+	 * @param string $url URL linking to a metadata.json file
+	 * @return array The metadata fetched from the file
+	 */
+	public function fetchFromUrl($url)
+	{
+		$content = qa_retrieve_url($url);
+		return $this->getArrayFromJson($content);
+	}
+
 }
\ No newline at end of file

qa-include/ajax/version.php

@@ -22,12 +22,12 @@
 
 	require_once QA_INCLUDE_DIR.'app/admin.php';
 
-
 	$uri = qa_post_text('uri');
 	$type = (qa_post_text('type') === 'Theme' ? 'Theme' : 'Plugin');
 	$version = qa_post_text('version');
 
-	$metadata = qa_addon_metadata(qa_retrieve_url($uri), $type);
+	$metadataUtil = new Q2A_Util_Metadata();
+	$metadata = $metadataUtil->fetchFromUrl($uri);
 
 	if (strlen(@$metadata['version'])) {
 		if (strcmp($metadata['version'], $version)) {