+ <link rel=\"icon\" type=\"image/png\" sizes=\"72x72\" href=\"images/favicon-72px.png\">";
+
+ $rv['content'] .= "<meta property=\"og:title\" content=\"".htmlspecialchars($line["title"])."\"/>\n";
+ $rv['content'] .= "<meta property=\"og:site_name\" content=\"".htmlspecialchars($line["feed_title"])."\"/>\n";
+ $rv['content'] .= "<meta property=\"og:description\" content=\"".
+ htmlspecialchars(truncate_string(strip_tags($line["content"]), 500, "..."))."\"/>\n";
+
+ $rv['content'] .= "</head>";
+
+ $og_image = false;
+
+ foreach ($enclosures as $enc) {
+ if (strpos($enc["content_type"], "image/") !== FALSE) {
+ $og_image = $enc["content_url"];
+ break;
+ }
+ }