Update to Drupal 8.0-dev-2015-11-17. Commits through da81cd220, Tue Nov 17 15:53:49 2015 +0000, Issue #2617224 by Wim Leers: Move around/fix some documentation.

core/misc/ajax.js

@@ -735,9 +735,36 @@
     }
     $(this.element).prop('disabled', false);
 
+    // Save element's ancestors tree so if the element is removed from the dom
+    // we can try to refocus one of its parents. Using addBack reverse the
+    // result array, meaning that index 0 is the highest parent in the hierarchy
+    // in this situation it is usually a <form> element.
+    var elementParents = $(this.element).parents('[data-drupal-selector]').addBack().toArray();
+
+    // Track if any command is altering the focus so we can avoid changing the
+    // focus set by the Ajax command.
+    var focusChanged = false;
     for (var i in response) {
       if (response.hasOwnProperty(i) && response[i].command && this.commands[response[i].command]) {
         this.commands[response[i].command](this, response[i], status);
+        if (response[i].command === 'invoke' && response[i].method === 'focus') {
+          focusChanged = true;
+        }
+      }
+    }
+
+    // If the focus hasn't be changed by the ajax commands, try to refocus the
+    // triggering element or one of its parents if that element does not exist
+    // anymore.
+    if (!focusChanged && this.element && !$(this.element).data('disable-refocus')) {
+      var target = false;
+
+      for (var n = elementParents.length - 1; !target && n > 0; n--) {
+        target = document.querySelector('[data-drupal-selector="' + elementParents[n].getAttribute('data-drupal-selector') + '"]');
+      }
+
+      if (target) {
+        $(target).trigger('focus');
       }
     }
 

core/misc/drupalSettingsLoader.js

@@ -7,7 +7,8 @@
 
   'use strict';
 
-  var settingsElement = document.querySelector('script[type="application/json"][data-drupal-selector="drupal-settings-json"]');
+  // Use direct child elements to harden against XSS exploits when CSP is on.
+  var settingsElement = document.querySelector('head > script[type="application/json"][data-drupal-selector="drupal-settings-json"], body > script[type="application/json"][data-drupal-selector="drupal-settings-json"]');
 
   /**
    * Variable generated by Drupal with all the configuration created from PHP.

core/misc/progress.js

@@ -120,6 +120,7 @@
           type: this.method,
           url: uri,
           data: '',
+          dataType: 'json',
           success: function (progress) {
             // Display errors.
             if (progress.status === 0) {

core/misc/tabledrag.js

@@ -236,14 +236,10 @@
 
     // Add event bindings to the document. The self variable is passed along
     // as event handlers do not have direct access to the tableDrag object.
-    if (Modernizr.touchevents) {
-      $(document).on('touchmove', function (event) { return self.dragRow(event.originalEvent.touches[0], self); });
-      $(document).on('touchend', function (event) { return self.dropRow(event.originalEvent.touches[0], self); });
-    }
-    else {
-      $(document).on('mousemove', function (event) { return self.dragRow(event, self); });
-      $(document).on('mouseup', function (event) { return self.dropRow(event, self); });
-    }
+    $(document).on('touchmove', function (event) { return self.dragRow(event.originalEvent.touches[0], self); });
+    $(document).on('touchend', function (event) { return self.dropRow(event.originalEvent.touches[0], self); });
+    $(document).on('mousemove pointermove', function (event) { return self.dragRow(event, self); });
+    $(document).on('mouseup pointerup', function (event) { return self.dropRow(event, self); });
 
     // React to localStorage event showing or hiding weight columns.
     $(window).on('storage', $.proxy(function (e) {
@@ -460,19 +456,13 @@
       $item.find('td').eq(0).prepend(handle);
     }
 
-    if (Modernizr.touchevents) {
-      handle.on('touchstart', function (event) {
-        event.preventDefault();
+    handle.on('mousedown touchstart pointerdown', function (event) {
+      event.preventDefault();
+      if (event.originalEvent.type === 'touchstart') {
         event = event.originalEvent.touches[0];
-        self.dragStart(event, self, item);
-      });
-    }
-    else {
-      handle.on('mousedown', function (event) {
-        event.preventDefault();
-        self.dragStart(event, self, item);
-      });
-    }
+      }
+      self.dragStart(event, self, item);
+    });
 
     // Prevent the anchor tag from jumping us to the top of the page.
     handle.on('click', function (e) {