af_redditimgur: instead of generating potentially blacklisted iframes (i.e. huge black boxes),

save found youtube videos as post enclosures for af_youtube_... plugins to deal with later, if enabled

plugins/af_redditimgur/init.php

@@ -7,6 +7,7 @@ class Af_RedditImgur extends Plugin {
 	private $dump_json_data = false;
 	private $fallback_preview_urls = [];
 	private $default_max_score = 100;
+	private $generated_enclosures = [];
 
 	function about() {
 		return array(null,
@@ -247,6 +248,8 @@ class Af_RedditImgur extends Plugin {
 		$link_flairs = [];
 		$apply_nsfw_tags = FeedItem_Common::normalize_categories($this->host->get_array($this, "apply_nsfw_tags", []));
 
+		$this->generated_enclosures = [];
+
 		// embed anchor element, before reddit <table> post layout
 		$anchor = $xpath->query('//body/*')->item(0);
 
@@ -432,24 +435,11 @@ class Af_RedditImgur extends Plugin {
 
 				Debug::log("Handling as youtube: $vid_id", Debug::LOG_VERBOSE);
 
-				$iframe = $doc->createElement("iframe");
-				$iframe->setAttribute("class", "youtube-player");
-				$iframe->setAttribute("type", "text/html");
-				$iframe->setAttribute("width", "640");
-				$iframe->setAttribute("height", "385");
-				$iframe->setAttribute("src", "https://www.youtube.com/embed/$vid_id");
-				$iframe->setAttribute("allowfullscreen", "1");
-				$iframe->setAttribute("frameborder", "0");
-
-				//$br = $doc->createElement('br');
-				//$entry->parentNode->insertBefore($iframe, $entry);
-				//$entry->parentNode->insertBefore($br, $entry);
-
-				// reparent generated iframe because it doesn't scale well inside <td>
-				if ($anchor)
-					$anchor->parentNode->insertBefore($iframe, $anchor);
-				else
-					$entry->parentNode->insertBefore($iframe, $entry);
+				/* normalize video URL for af_youtube_... plugins */
+				$video_url = "https://www.youtube.com/v/$vid_id";
+
+				/* push generated video URL to enclosures so that youtube embed plugins would deal with it later (if enabled) */
+				$this->generated_enclosures[] = [$video_url, "text/html", null, null, '', ''];
 
 				$found = true;
 			}
@@ -635,7 +625,7 @@ class Af_RedditImgur extends Plugin {
 
 				if ($node && $found) {
 					$article["content"] = $doc->saveHTML($node);
-					$article["enclosures"] = [];
+					$article["enclosures"] = $this->generated_enclosures;
 				} else if ($content_link) {
 					$article = $this->readability($article, $content_link->getAttribute("href"), $doc, $xpath);
 				}