diff --git a/.gitignore b/.gitignore
deleted file mode 100755
index 64d8586..0000000
--- a/.gitignore
+++ /dev/null
@@ -1,2 +0,0 @@
-keys
-*.swp
diff --git a/README.md b/README.md
index c99e627..a994d50 100755
--- a/README.md
+++ b/README.md
@@ -60,7 +60,12 @@ $scope.objects.update(object);
If you would only like to fetch objects with a certain condition, use `where`.
``` javascript
-$scope.objects = pang.Collection(ParseTable).where({'isAwesome', true}).build();
+$scope.objects = pang.Collection(ParseTable).where('isAwesome', true).build();
+```
+
+To fetch objects if they exist, use `exist`.
+``` javascript
+$scope.objects = pang.Collection(ParseTable).exists('hasAwesomePower', true).build();
```
Sort the objects with `order`.
diff --git a/app.js b/app.js
deleted file mode 100755
index 2af7668..0000000
--- a/app.js
+++ /dev/null
@@ -1,57 +0,0 @@
-//the main app
-var pangTest = angular.module('pangTest', ['ngResource', 'pang'])
-
-//the controller for the tests
-.controller('PangTestCtrl', function($scope, pang) {
-
- //initialize the Pang Object
- pang.initialize('GqBCNGLwUKpoq8CW3zhV8Q2bDovMsHsPPUaYYW8F','19QUZxLzX8bZSZ4IGpOkfSWvQUGdnU38e4Dih5Pm');
-
- //create the snippet table and populate
- $scope.objects = pang.Collection('Snippet').order('name').setAutoSync(false).build();
-
- //handle login/logout info
- $scope.loggedIn = Parse.User.current() ? true : false;
- $scope.login = function() {
- pang.User.logIn('testusername', '13661');
- $scope.loggedIn = true;
- }
- $scope.logout = function() {
- pang.User.logOut();
- $scope.loggedIn = false;
- }
-
- //delete an object
- $scope.deleteObject = function($index) {
- if($scope.objects[$index].canWrite == true) {
- $scope.objects.delete($index);
- } else {
- alert('You do not have permission to write!');
- }
- }
-
- //add a new object
- $scope.addObject = function() {
-
- if(Parse.User.current()) {
- var parseACL = new Parse.ACL(Parse.User.current());
- parseACL.setPublicReadAccess($scope.pubReadChecked == true);
- parseACL.setPublicWriteAccess($scope.pubWriteChecked == true);
- $scope.objects.add({name: $scope.inputText, ACL: parseACL});
- } else {
- alert('You do not have permission to write!');
- }
- }
-
- //update an object
- $scope.updateObject = function($index) {
- if($scope.objects[$index].canWrite == true) {
- var object = $scope.objects[$index];
- object.name = $scope.inputText;
- $scope.objects.update(object);
- } else {
- alert('You do not have permission to write!');
- }
- }
-
-});
diff --git a/index.html b/index.html
deleted file mode 100755
index 95076a0..0000000
--- a/index.html
+++ /dev/null
@@ -1,61 +0,0 @@
-
-
-
- Tests for Pang
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
- Tests for Pang
-
-
No one logged in
-
-
-
testusername logged in
-
-
-
-
- | Objects: |
-
-
-
-
-
-
- | {{object.name}} |
-
-
-
-
-
- |
-
-
-
-
-
-
-
-
- Public Read
- Public Write
-
-
-
diff --git a/pang.js b/pang.js
index 76fd669..2d990aa 100755
--- a/pang.js
+++ b/pang.js
@@ -433,6 +433,19 @@ angular.module('pang', []).factory('pang', function($rootScope) {
} // pangCollection.where()
+ /***************************************************************
+ *
+ * pangCollection.exists()
+ *
+ * Add the attributes to the list of matchs to add to the query.
+ *
+ ***************************************************************/
+ pangCollection.exists = function(key, existence) {
+ pangCollection.exists[key] = existence != null ? existence : true;
+ return pangCollection;
+ } // pangCollection.exists()
+
+
/***************************************************************
*
* pangCollection.order()
@@ -477,6 +490,19 @@ angular.module('pang', []).factory('pang', function($rootScope) {
query.equalTo(match, pangCollection.queryMatches[match]);
}
+ //add all the needed existences to the query
+ for(key in pangCollection.exists) {
+
+ //ascending
+ if(pangCollection.exists[key] == true) {
+ query.exists(key);
+
+ //descending
+ } else {
+ query.doesNotExist(key);
+ }
+ }
+
//add sorting to the query which has been specified by the user with 'order'
for(key in pangCollection.orders) {