Add upstream

wp-content/plugins/jetpack/_inc/facebook-embed.js

@@ -0,0 +1,36 @@
+/* global FB, jpfbembed */
+( function( window ) {
+	var facebookEmbed = function() {
+		var fbroot, src;
+
+		if ( 'undefined' !== typeof FB && FB.XFBML ) {
+			FB.XFBML.parse();
+		} else {
+			fbroot = document.createElement( 'div' );
+			fbroot.id = 'fb-root';
+			document.getElementsByTagName( 'body' )[ 0 ].appendChild( fbroot );
+
+			src = '//connect.facebook.net/' + jpfbembed.locale + '/sdk.js#xfbml=1';
+			if ( jpfbembed.appid ) {
+				src += '&appId=' + jpfbembed.appid;
+			}
+			src += '&version=v2.3';
+			jQuery.getScript( src );
+		}
+	};
+
+	window.fbAsyncInit = function() {
+		FB.init( {
+			appId: jpfbembed.appid,
+			version: 'v2.3',
+		} );
+
+		FB.XFBML.parse();
+	};
+
+	if ( 'undefined' !== typeof infiniteScroll ) {
+		jQuery( document.body ).on( 'post-load', facebookEmbed );
+	}
+
+	facebookEmbed();
+} )( this );