Fixes problems with owner's id retrieval in the view

The retrieval of the owner's id from the URL now works properly. A function has
been added to PetView to make it easier to retrieve values from the URL.

src/main/webapp/js/dao/pet.js

-var PetDAO = (function(ownerID) {
+var PetDAO = (function() {
 	var resourcePath = "rest/pet/";
 	var requestByAjax = function(data, done, fail, always) {
 		done = typeof done !== 'undefined' ? done : function() {};
@@ -11,18 +11,6 @@ var PetDAO = (function(ownerID) {
 			.always(always);
 	};
 
-    var setOwnerIDPetDAO = function(ownerID, done, fail, always) {
-        var query = window.location.search.substring(1);
-        var split = query.split("=");
-        var getID = decodeURIComponent(split[1]);
-        //alert(getID);
-        requestByAjax({
-            url: resourcePath + getID,
-            type: 'POST',
-            data: getID
-        }, done, fail, always);
-    }();
-
 	function PetDAO() {
 		this.listPets = function(done, fail, always) {
 			requestByAjax({
@@ -32,14 +20,10 @@ var PetDAO = (function(ownerID) {
 		};
 
        this.setOwnerIDPetDAO = function(ownerID, done, fail, always) {
-            var query = window.location.search.substring(1);
-            var split = query.split("=");
-            var getID = decodeURIComponent(split[1]);
-            //alert(getID);
             requestByAjax({
-                url: resourcePath + getID,
+                url: resourcePath + ownerID,
                 type: 'POST',
-                data: getID
+                data: ownerID
             }, done, fail, always);
         };
 

src/main/webapp/js/view/pet.js

@@ -10,10 +10,19 @@ var PetView = (function() {
 	var formQuery = '#' + formId;
 	var listQuery = '#' + listId;
 	
+	var getQueryParameter = function(name) {
+		var results = new RegExp('[\?&]' + name + '=([^]*)')
+				.exec(window.location.href);
+		
+		return results === null ? null : results[1] || 0;
+	};
+
 	function PetView(petDao, formContainerId, listContainerId) {
 		dao = petDao;
 		self = this;
-        dao.setOwnerIDPetDAO();
+
+        dao.setOwnerIDPetDAO(getQueryParameter('id'));
+        
 		insertPetForm($('#' + formContainerId));
 		insertPetList($('#' + listContainerId));