Add upstream

wp-content/plugins/jetpack/_inc/lib/tracks/tracks-callables.js

@@ -0,0 +1,76 @@
+/**
+ * This was abstracted from wp-calypso's analytics lib: https://github.com/Automattic/wp-calypso/blob/master/client/lib/analytics/README.md
+ * Some stuff was removed like GA tracking and other things not necessary for Jetpack tracking.
+ *
+ * This library should only be used and loaded if the Jetpack site is connected.
+ */
+
+// Load tracking scripts
+window._tkq = window._tkq || [];
+
+function buildQuerystring( group, name ) {
+	var uriComponent = '';
+
+	if ( 'object' === typeof group ) {
+		for ( var key in group ) {
+			uriComponent += '&x_' + encodeURIComponent( key ) + '=' + encodeURIComponent( group[ key ] );
+		}
+	} else {
+		uriComponent = '&x_' + encodeURIComponent( group ) + '=' + encodeURIComponent( name );
+	}
+
+	return uriComponent;
+}
+
+var analytics = {
+	initialize: function( userId, username ) {
+		analytics.setUser( userId, username );
+		analytics.identifyUser();
+	},
+
+	mc: {
+		bumpStat: function( group, name ) {
+			var uriComponent = buildQuerystring( group, name ); // prints debug info
+			new Image().src =
+				document.location.protocol +
+				'//pixel.wp.com/g.gif?v=wpcom-no-pv' +
+				uriComponent +
+				'&t=' +
+				Math.random();
+		},
+	},
+
+	tracks: {
+		recordEvent: function( eventName, eventProperties ) {
+			eventProperties = eventProperties || {};
+
+			if ( eventName.indexOf( 'jetpack_' ) !== 0 ) {
+				debug( '- Event name must be prefixed by "jetpack_"' );
+				return;
+			}
+
+			window._tkq.push( [ 'recordEvent', eventName, eventProperties ] );
+		},
+
+		recordPageView: function( urlPath ) {
+			analytics.tracks.recordEvent( 'jetpack_page_view', {
+				path: urlPath,
+			} );
+		},
+	},
+
+	setUser: function( userId, username ) {
+		_user = { ID: userId, username: username };
+	},
+
+	identifyUser: function() {
+		// Don't identify the user if we don't have one
+		if ( _user ) {
+			window._tkq.push( [ 'identifyUser', _user.ID, _user.username ] );
+		}
+	},
+
+	clearedIdentity: function() {
+		window._tkq.push( [ 'clearIdentity' ] );
+	},
+};