- detect browser focus/unfocus events

Miguel Barão
1 parent cee810bf
Showing 3 changed files with 41 additions and 33 deletions Show diff stats
perguntations/serve.py
perguntations/static/js/detect_unfocus.js
perguntations/templates/test.html
@@ -42,6 +42,7 @@ class WebApplication(tornado.web.Application):
             (r'/file', FileHandler),
             # (r'/root',      MainHandler), # FIXME
             # (r'/ws',            AdminSocketHandler),
+            (r'/studentwebservice', StudentWebservice),
             (r'/', RootHandler),
         ]
@@ -152,13 +153,17 @@ class BaseHandler(tornado.web.RequestHandler):
 #         AdminSocketHandler.update_cache(chat)  # store msgs
 #         AdminSocketHandler.send_updates(chat)  # send to clients
+class StudentWebservice(BaseHandler):
+    @tornado.web.authenticated
+    async def post(self):
+        uid = self.current_user
+        cmd = self.get_body_argument('cmd', None)
+        logging.info('%s %s', uid, cmd)
 # ----------------------------------------------------------------------------
 class AdminHandler(BaseHandler):
     '''Handle /admin'''
-    # SUPPORTED_METHODS = ['GET', 'POST']
-
     @tornado.web.authenticated
     @admin_only
     async def get(self):
@@ -405,7 +410,9 @@ class TestHandler(BaseHandler):
 # --- REVIEW -----------------------------------------------------------------
 class ReviewHandler(BaseHandler):
-    # SUPPORTED_METHODS = ['GET']
+    '''
+    Show test for review
+    '''
     _templates = {
         'radio':        'review-question-radio.html',
@@ -445,7 +452,6 @@ class ReviewHandler(BaseHandler):
                         templ=self._templates)
-
 # ----------------------------------------------------------------------------
 def signal_handler(sig, frame):
     '''
+// from:  https://www.tornadoweb.org/en/stable/guide/security.html
+// with changes: removed datatype and callback from original postJSON
+function getCookie(name) {
+    var r = document.cookie.match("\\b" + name + "=([^;]*)\\b");
+    return r ? r[1] : undefined;
+}
+
+jQuery.postJSON = function(url, args) {
+    args._xsrf = getCookie("_xsrf");
+    $.ajax({url: url, data: $.param(args), type: "POST"});
+};
+
+
 $(document).ready(function() {
     $(window).focus(function(){
-        $.ajax({
-            type: "POST",
-            url: "/studentwebservice",
-            data: {
-                "cmd": "focus",
-                "number": $("#number").text(),
-                "value": true
-            }
+        $.postJSON("/studentwebservice", {
+            "cmd": "focus",
         });
     });
-    $(window).blur(function(e){
-        $.ajax({
-            type: "POST",
-            url: "/studentwebservice",
-            data: {
-                "cmd": "focus",
-                "number": $("#number").text(),
-                "value": false
-            }
+    $(window).blur(function(){
+        $.postJSON("/studentwebservice", {
+            "cmd": "unfocus",
         });
     });
-    $(window).resize(function(){
-        var n = $(window).scrollTop();
-        $.ajax({
-            type: "POST",
-            url: "/adminwebservice",
-            data: {
-                "cmd": "resize",
-                "name": $("#number").text(),
-                "scroll": n
-            }
-        });
-    });
+    // $(window).resize(function(){
+    //     var n = $(window).scrollTop();
+    //     $.ajax({
+    //         type: "POST",
+    //         url: "/adminwebservice",
+    //         data: {
+    //             "cmd": "resize",
+    //             "name": $("#number").text(),
+    //             "scroll": n
+    //         }
+    //     });
+    // });
 });
 \ No newline at end of file
@@ -38,6 +38,7 @@
 <!-- My scripts -->
   <script defer src="/static/js/question_disabler.js"></script>
   <script defer src="/static/js/prevent_enter_submit.js"></script>
+  <script defer src="/static/js/detect_unfocus.js"></script>
 </head>
 <!-- ===================================================================== -->
 <body>