app: fix for Opera/oldIOS not supporting first/lastElementChild...

js/erp5_loader.js

@@ -873,6 +873,8 @@
    * @param {object} spec JSON configuration
    * @return {object} object including fragment, child-selector, placeholder
    */
+  // TODO: too complicated and too much custom stuff passed back
+  // This cannot be so difficult...
   factory.widget.header = function (spec) {
     var container, id, target, set_img, img;
 
@@ -882,11 +884,11 @@
     img = spec.image || {};
 
     // button group wrappers and title (inserted before last wrapper!)
-    target = function (spec) {
+    target = function (new_spec) {
       var position, drop_content, fragment, count, config;
 
-      count = spec.j;
-      config = spec.config;
+      count = new_spec.j;
+      config = new_spec.config;
       fragment = document.createDocumentFragment();
       position = (config.section_list || ["first", "last"])[count];
       drop_content = config.add_content === 0 ? 0 : 1;
@@ -949,9 +951,10 @@
 
     return {
       "fragment": container,
-      "child_selector": container.querySelector("#" + id),
+      "child_selector": container.querySelector("#" + id) || container,
       "target": target,
       "target_selector": "last",
+      // TODO: remove this...
       "spec": {
         "img": !!set_img,
         "src": img.src,
@@ -6696,8 +6699,12 @@
 
               // NOTE: wrapper_selector will return a fragment (set to
               // first/last-ElementChild or a DOM node
+              // NOTE: Opera/old IOS do not support first/lastELEMENTChild...
+              // must use first/lastChild instead
+              // TODO: can this be .... removed?
               done_target =
                 wrapper_selector[wrapper.target_selector + "ElementChild"]
+                  || wrapper_selector[wrapper.target_selector + "Child"]
                   || wrapper_selector;
               done_target.appendChild(response);
             }