Fixes Automattic#281

Issues with the Official Bitly for WordPress and the Jetpack Open Graph
Implementation.

Author: enejb

3rd-party/3rd-party.php

@@ -6,4 +6,5 @@
  */
 
 require_once( 'buddypress.php' );
-require_once( 'wpml.php' );
+require_once( 'wpml.php' );
+require_once( 'bitly.php' );

3rd-party/bitly.php

@@ -0,0 +1,29 @@
+<?php 
+
+/* 
+ * Fixes issues with the Official Bitly for WordPress
+ * http://wordpress.org/plugins/bitly/
+ */
+if( class_exists( 'Bitly' ) ) {
+	
+	if( isset( $GLOBALS['bitly'] ) ) {
+		remove_action( 'wp_head', array( $GLOBALS['bitly'], 'og_tags' ) );
+		add_action( 'wp_head', 'jetpack_bitly_og_tag', 100 );
+	}
+
+}
+
+/**
+ * jetpack_bitly_og_tag 
+ * 
+ * @return null
+ */
+function jetpack_bitly_og_tag() {
+	if( has_filter( 'wp_head', 'jetpack_og_tags') === false ) {
+		// Add the bitly part again back if we don't have any jetpack_og_tags added
+		$GLOBALS['bitly']->og_tags();
+	} elseif ( isset( $GLOBALS['posts'] ) && $GLOBALS['posts'][0]->ID > 0 ) {
+    	printf(  "<meta property=\"bitly:url\" content=\"%s\" /> \n", esc_attr( $GLOBALS['bitly']->get_bitly_link_for_post_id( $GLOBALS['posts'][0]->ID ) ) );
+    }
+
+}