[erp5_web_renderjs_ui] Add draft service worker support

This ERP5 service worker provides the same functionnality than appcache (nothing more).
No need to activate it while appcache is still the only techno supported by most browsers.

bt5/erp5_web_renderjs_ui/PathTemplateItem/web_page_module/rjs_gadget_erp5_js.js

@@ -13,6 +13,15 @@
   $.mobile.hashListeningEnabled = false;
   $.mobile.pushStateEnabled = false;
 
+  /*
+  if (navigator.hasOwnProperty('serviceWorker')) {
+    // Check if a ServiceWorker already controls the site on load
+    if (!navigator.serviceWorker.controller) {
+      // Register the ServiceWorker
+      navigator.serviceWorker.register('gadget_erp5_serviceworker.js');
+    }
+  }
+  */
   var MAIN_SCOPE = "m";
 
   function renderMainGadget(gadget, url, options) {

bt5/erp5_web_renderjs_ui/PathTemplateItem/web_page_module/rjs_gadget_erp5_js.xml

@@ -230,7 +230,7 @@
             </item>
             <item>
                 <key> <string>serial</string> </key>
-                <value> <string>949.35490.40299.23381</string> </value>
+                <value> <string>950.1266.16388.62907</string> </value>
             </item>
             <item>
                 <key> <string>state</string> </key>
@@ -248,7 +248,7 @@
                     </tuple>
                     <state>
                       <tuple>
-                        <float>1456908114.56</float>
+                        <float>1458731136.97</float>
                         <string>UTC</string>
                       </tuple>
                     </state>

bt5/erp5_web_renderjs_ui/PathTemplateItem/web_page_module/rjs_gadget_erp5_serviceworker.js

+/*jslint indent: 2*/
+/*global self, caches, fetch*/
+(function (self, caches, fetch) {
+  "use strict";
+
+  var CACHE_NAME = 'Mon, 23 Mar 2016 08:35:00 GMT',
+    // Files required to make this app work offline
+    REQUIRED_FILES = [
+      './',
+      'https://netdna.bootstrapcdn.com/font-awesome/4.2.0/css/font-awesome.min.css',
+      'https://netdna.bootstrapcdn.com/font-awesome/4.2.0/fonts/fontawesome-webfont.eot?v=4.2.0',
+      'https://netdna.bootstrapcdn.com/font-awesome/4.2.0/fonts/fontawesome-webfont.eot?#iefix&v=4.2.0',
+      'https://netdna.bootstrapcdn.com/font-awesome/4.2.0/fonts/fontawesome-webfont.woff?v=4.2.0',
+      'https://netdna.bootstrapcdn.com/font-awesome/4.2.0/fonts/fontawesome-webfont.ttf?v=4.2.0',
+      'https://netdna.bootstrapcdn.com/font-awesome/4.2.0/fonts/fontawesome-webfont.svg?v=4.2.0#fontawesomeregular',
+      'URI.js',
+      'erp5_launcher.html',
+      'erp5_launcher.js',
+      'gadget_erp5.css',
+      'gadget_erp5_editor_panel.html',
+      'gadget_erp5_editor_panel.js',
+      'gadget_erp5_field_checkbox.html',
+      'gadget_erp5_field_checkbox.js',
+      'gadget_erp5_field_datetime.html',
+      'gadget_erp5_field_datetime.js',
+      'gadget_erp5_field_email.html',
+      'gadget_erp5_field_email.js',
+      'gadget_erp5_field_file.html',
+      'gadget_erp5_field_file.js',
+      'gadget_erp5_field_float.html',
+      'gadget_erp5_field_float.js',
+      'gadget_erp5_field_gadget.html',
+      'gadget_erp5_field_gadget.js',
+      'gadget_erp5_field_image.html',
+      'gadget_erp5_field_image.js',
+      'gadget_erp5_field_integer.html',
+      'gadget_erp5_field_integer.js',
+      'gadget_erp5_field_list.html',
+      'gadget_erp5_field_list.js',
+      'gadget_erp5_field_listbox.html',
+      'gadget_erp5_field_listbox.js',
+      'gadget_erp5_field_multicheckbox.html',
+      'gadget_erp5_field_multicheckbox.js',
+      'gadget_erp5_field_multilist.html',
+      'gadget_erp5_field_multilist.js',
+      'gadget_erp5_field_multirelationstring.html',
+      'gadget_erp5_field_multirelationstring.js',
+      'gadget_erp5_field_radio.html',
+      'gadget_erp5_field_radio.js',
+      'gadget_erp5_field_readonly.html',
+      'gadget_erp5_field_readonly.js',
+      'gadget_erp5_field_relationstring.html',
+      'gadget_erp5_field_relationstring.js',
+      'gadget_erp5_field_string.html',
+      'gadget_erp5_field_string.js',
+      'gadget_erp5_field_password.html',
+      'gadget_erp5_field_password.js',
+      'gadget_erp5_field_textarea.html',
+      'gadget_erp5_field_textarea.js',
+      'gadget_erp5_form.html',
+      'gadget_erp5_form.js',
+      'gadget_erp5_header.html',
+      'gadget_erp5_header.js',
+      'gadget_erp5_jio.html',
+      'gadget_erp5_jio.js',
+      'gadget_erp5_latest.css',
+      'gadget_erp5_page_action.html',
+      'gadget_erp5_page_action.js',
+      'gadget_erp5_page_breadcrumb.html',
+      'gadget_erp5_page_breadcrumb.js',
+      'gadget_erp5_page_form.html',
+      'gadget_erp5_page_form.js',
+      'gadget_erp5_page_front.html',
+      'gadget_erp5_page_front.js',
+      'gadget_erp5_page_history.html',
+      'gadget_erp5_page_history.js',
+      'gadget_erp5_page_jump.html',
+      'gadget_erp5_page_jump.js',
+      'gadget_erp5_page_logout.html',
+      'gadget_erp5_page_logout.js',
+      'gadget_erp5_page_preference.html',
+      'gadget_erp5_page_preference.js',
+      'gadget_erp5_page_search.html',
+      'gadget_erp5_page_search.js',
+      'gadget_erp5_page_tab.html',
+      'gadget_erp5_page_tab.js',
+      'gadget_erp5_page_worklist.html',
+      'gadget_erp5_page_worklist.js',
+      'gadget_erp5_panel.html',
+      'gadget_erp5_panel.js',
+      'gadget_erp5_panel_configuration.html',
+      'gadget_erp5_pt_form_dialog.html',
+      'gadget_erp5_pt_form_dialog.js',
+      'gadget_erp5_pt_form_list.html',
+      'gadget_erp5_pt_form_list.js',
+      'gadget_erp5_pt_form_view.html',
+      'gadget_erp5_pt_form_view.js',
+      'gadget_erp5_pt_form_view_editable.html',
+      'gadget_erp5_pt_form_view_editable.js',
+      'gadget_erp5_pt_report_view.html',
+      'gadget_erp5_pt_report_view.js',
+      'gadget_erp5_router.html',
+      'gadget_erp5_router.js',
+      'gadget_erp5_search_editor.html',
+      'gadget_erp5_search_editor.js',
+      'gadget_erp5_searchfield.html',
+      'gadget_erp5_searchfield.js',
+      'gadget_erp5_sort_editor.html',
+      'gadget_erp5_sort_editor.js',
+      'gadget_global.js',
+      'gadget_jio.html',
+      'gadget_jio.js',
+      'gadget_translation.html',
+      'gadget_translation.js',
+      'gadget_translation_data.js',
+      'handlebars.js',
+      'i18next.js',
+      'jiodev.js',
+      'jquery.js',
+      'jquerymobile.css',
+      'jquerymobile.js',
+      'renderjs.js',
+      'rsvp.js'
+    ];
+
+  self.addEventListener('install', function (event) {
+    // Perform install step:  loading each required file into cache
+    event.waitUntil(
+      caches.open(CACHE_NAME)
+        .then(function (cache) {
+          // Add all offline dependencies to the cache
+          return cache.addAll(REQUIRED_FILES);
+        })
+        .then(function () {
+          // At this point everything has been cached
+          return self.skipWaiting();
+        })
+    );
+  });
+
+  self.addEventListener('fetch', function (event) {
+    event.respondWith(
+      caches.match(event.request)
+        .then(function (response) {
+          // Cache hit - return the response from the cached version
+          if (response) {
+            return response;
+          }
+
+          // Not in cache - return the result from the live server
+          // `fetch` is essentially a "fallback"
+          return fetch(event.request);
+        })
+    );
+  });
+
+  self.addEventListener("activate", function (event) {
+    /* Just like with the install event, event.waitUntil blocks activate on a promise.
+     Activation will fail unless the promise is fulfilled.
+    */
+    event.waitUntil(
+      caches
+        /* This method returns a promise which will resolve to an array of available
+           cache keys.
+        */
+        .keys()
+        .then(function (keys) {
+          // We return a promise that settles when all outdated caches are deleted.
+          return Promise.all(
+            keys
+              .filter(function (key) {
+                // Filter by keys that don't start with the latest version prefix.
+                // return !key.startsWith(version);
+                return key !== CACHE_NAME;
+              })
+              .map(function (key) {
+                /* Return a promise that's fulfilled
+                   when each outdated cache is deleted.
+                */
+                return caches.delete(key);
+              })
+          );
+        })
+        .then(function () {
+          self.clients.claim();
+        })
+    );
+  });
+
+
+
+}(self, caches, fetch));