add transparent relog using jsonp + CAS gateway

prigaux · prigaux · commit 4d51d23280eb · 2014-12-11T16:31:25.000+01:00
diff --git a/app/app.js b/app/app.js
@@ -13,11 +13,18 @@ angular.module('myApp', [
 ]).
 config(['$routeProvider', function($routeProvider) {
   $routeProvider.otherwise({redirectTo: '/view1'});
-}]).run(function ($rootScope, $modal) {
+}]).run(function ($rootScope, $modal, authService, $http) {
     
     // Call when the 401 response is returned by the server
     $rootScope.$on('event:auth-loginRequired', function(rejection) {
-	$modal.open({ templateUrl: 'relog/relog.html', controller: 'RelogCtrl', backdrop: false });
+
+	// first try jsonp
+	$http.jsonp('backend/login.php?callback=JSON_CALLBACK').then(function (resp) {
+	    authService.loginConfirmed(resp.data);
+	}, function () {
+	    // jsonp failed,
+	    $modal.open({ templateUrl: 'relog/relog.html', controller: 'RelogCtrl', backdrop: false });
+	});
     });
 
 });
diff --git a/app/backend/login.php b/app/backend/login.php
@@ -0,0 +1,22 @@
+<?php
+
+require_once 'init.inc.php';
+
+phpCAS::handleLogoutRequests();
+if (!phpCAS::checkAuthentication()) {
+        header('HTTP/1.0 401 Unauthorized');
+        echo 'HTTP/1.0 401 Unauthorized';    
+        exit();
+}
+
+$user = array('id' => phpCAS::getUser());
+
+if (isset($_GET["callback"])) {
+  header('Content-type: application/javascript; charset=UTF-8');
+  echo $_GET["callback"] . "(" . json_encode($user) . ");";
+} else {
+  header('Content-type: application/json; charset=UTF-8');
+  echo json_encode($user);
+}
+
+
