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gaia/apps/clock/js/connection/handler.js

@@ -0,0 +1,37 @@
+define(function(require, exports) {
+'use strict';
+
+var handlers = {
+  'gaia_alarm': require('./alarm'),
+  'gaia_timer': require('./timer')
+};
+
+exports.init = function() {
+  navigator.mozSetMessageHandler('connection', req => {
+    var port = req.port;
+    var handler = handlers[req.keyword];
+
+    if (!handler) {
+      console.error(`can't find handler for connection "${req.keyword}"`);
+      return;
+    }
+
+    // IACMessagePort don't support onstart & onclose events as of 2015-07-21
+    // but for timer we do need to emulate this behavior
+    if (handler.onstart) {
+      handler.onstart(req);
+    }
+
+    if (handler.onmessage || handler.onclose) {
+      port.onmessage = event => {
+        if (event.data.type === 'close' && handler.onclose) {
+          handler.onclose(req);
+          return;
+        }
+        handler.onmessage && handler.onmessage(event, port);
+      };
+    }
+  });
+};
+
+});