use alter hook to workaround embed.ly's non-standard schemes. http://…

…drupal.org/node/887412

oembedembedly.module

@@ -79,4 +79,29 @@ function oembedembedly_admin() {
     '#description'   => t('This option defines whether providers should be enabled by default or not.'),
   );
   return system_settings_form($form);
+}
+
+/**
+ * Implement hook_oembedprovider_alter().
+ *
+ * This is to workaround embed.ly's nonstandard oembed descriptions.
+ */
+function oembedembedly_oembedprovider_alter(&$providers) {
+
+  // oEmbed standard dictates that wildcards can only be used for subdomains in
+  // URL schemes. embed.ly breaks this rule, which causes unmatchable domains.
+  foreach ($providers as $host => $patterns) {
+
+    // When the first character is * such as *youtube.com.
+    if (strpos($host, '*') === 0) {
+      $new_host = drupal_substr($host, 1);
+      if (!empty($providers[$new_host])) {
+        $providers[$new_host] = array_merge($providers[$new_host], $patterns);
+      }
+      else {
+        $providers[$new_host] = $patterns;
+      }
+      unset($providers[$host]);
+    }
+  }
 }