app: fix reloading content of existing gadget on backlink to #home

js/erp5_loader.js

@@ -5274,6 +5274,7 @@
       skipper, base_page;
 
     if (data) {
+
       // update page title on backwards transition to the first page (still
       // is in DOM, so no new page created, so no title update...)
       // TODO: not bulletproof i18n handling... we expect i18n to be defined
@@ -5284,11 +5285,12 @@
             base_page.getAttribute("data-url")) {
           app.setPageTitle("global_dict.home");
 
-          // NOTE: only once!
-          if (base_page.getAttribute("data-set") === null) {
+          // NOTE: this will allow going back, but only if we are not
+          // coming from root
+          if (!app.deeplink_flag) {
             skipper = true;
+            app.deeplink_flag = true;
           }
-          base_page.setAttribute("data-set", "true");
         }
       }
 
@@ -5299,17 +5301,27 @@
       } else {
         raw_url = data.toPage;
       }
+
     } else {
       raw_url = window.location.href;
     }
 
     if (typeof raw_url === "string") {
+
       // decode
       if (data && data.options.reverse) {
         raw_url = window.decodeURIComponent(raw_url);
       }
       config = app.util.parseLink(raw_url);
 
+      // NOTE: if we start from home we must prevent reloading home
+      // because it will be kept in the DOM
+      if (!config.deeplink) {
+        // we start from home, so we must not allow going back
+        // and reloading
+        app.deeplink_flag = true;
+      }
+
       if (e) {
         page = util.getPage(raw_url.split("#").pop());
         base = page ? page.getAttribute("data-external-page") : null;