ENHANCEMENT Disabling/checking permission checkboxes in admin/security when 'ADMIN' permission is selected

git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/cms/trunk@99600 467b73ca-7a2a-4603-9d3b-597d59a354a9

javascript/SecurityAdmin.js

@@ -61,6 +61,37 @@
 				return false;
 			}
 		});
+		
+		/**
+		 * Automatically check and disable all checkboxes if ADMIN permissions are selected.
+		 * As they're disabled, any changes won't be submitted (which is intended behaviour),
+		 * checking all boxes is purely presentational.
+		 */
+		$('#Form_EditForm #Permissions .checkbox[value=ADMIN]').concrete({
+			onmatch: function() {
+				this.toggleCheckboxes();
+				
+				this._super();
+			},
+			onclick: function(e) {
+				this.toggleCheckboxes();
+			},
+			toggleCheckboxes: function() {
+				var self = this, checkboxes = this.parents('.permissioncheckboxset:eq(0)').find('.checkbox').not(this);
+				if(this.is(':checked')) {
+					checkboxes.each(function() {
+						$(this).data('SecurityAdmin.oldChecked', $(this).attr('checked'));
+						$(this).attr('disabled', 'disabled');
+						$(this).attr('checked', 'checked');
+					});
+				} else {
+					checkboxes.each(function() {
+						$(this).attr('checked', $(this).data('SecurityAdmin.oldChecked'));
+						$(this).attr('disabled', '');
+					});
+				}
+			}
+		});
 	});
 	
 }(jQuery));