Add option to set a custom POST request path (close #696)

Author: jaredsilver

src/js/out_queue.js

@@ -53,9 +53,10 @@
 	 * @param int bufferSize How many events to batch in localStorage before sending them all.
 	 *                       Only applies when sending POST requests and when localStorage is available.
 	 * @param int maxPostBytes Maximum combined size in bytes of the event JSONs in a POST request
+	 * @param string postPath The path where events are to be posted
 	 * @return object OutQueueManager instance
 	 */
-	object.OutQueueManager = function (functionName, namespace, mutSnowplowState, useLocalStorage, usePost, bufferSize, maxPostBytes) {
+	object.OutQueueManager = function (functionName, namespace, mutSnowplowState, useLocalStorage, usePost, postPath, bufferSize, maxPostBytes) {
 		var	queueName,
 			executingQueue = false,
 			configCollectorUrl,
@@ -64,7 +65,7 @@
 		// Fall back to GET for browsers which don't support CORS XMLHttpRequests (e.g. IE <= 9)
 		usePost = usePost && window.XMLHttpRequest && ('withCredentials' in new XMLHttpRequest());
 
-		var path = usePost ? '/com.snowplowanalytics.snowplow/tp2' : '/i';
+		var path = usePost ? postPath : '/i';
 
 		bufferSize = (localStorageAccessible() && useLocalStorage && usePost && bufferSize) || 1;
 

src/js/tracker.js

@@ -121,6 +121,9 @@
 			// Snowplow collector URL
 			configCollectorUrl,
 
+			// Custom path for post requests (to get around adblockers)
+			configPostPath = argmap.hasOwnProperty('postPath') ? argmap.postPath : '/com.snowplowanalytics.snowplow/tp2',
+
 			// Site ID
 			configTrackerSiteId = argmap.hasOwnProperty('appId') ? argmap.appId : '', // Updated for Snowplow
 
@@ -278,6 +281,7 @@
 				configStateStorageStrategy == 'localStorage' ||
 					configStateStorageStrategy == 'cookieAndLocalStorage',
 				argmap.post,
+				configPostPath,
 				argmap.bufferSize,
 				argmap.maxPostBytes || 40000),