[FIX] web_editor: recursive checkbox check

In multi-level checkboxes, if there is only one checkbox per level, the
expected behavior is that all checkbox will be checked if one of them is
checked. This was not the case before this commit.

addons/web_editor/controllers/main.py

@@ -143,7 +143,7 @@ class Web_Editor(http.Controller):
                 ul = ul.getparent()
 
             for child in ul.getchildren():
-                if child.tag == 'li' and 'o_checked' not in child.get('class', ''):
+                if child.tag == 'li' and 'checklist-id' in child.get('id', '') and 'o_checked' not in child.get('class', ''):
                     allSelected = False
 
             node = ul.getprevious()

addons/web_editor/static/src/js/backend/field_html.js

@@ -432,6 +432,8 @@ var FieldHtml = basic_fields.DebouncedField.extend(TranslatableFieldMixin, {
         if (ev.offsetX > 0) {
             return;
         }
+        ev.stopPropagation();
+        ev.preventDefault();
         var checked = $(ev.target).hasClass('o_checked');
         var checklistId = parseInt(($(ev.target).attr('id') || '0').replace(/^checklist-id-/, ''));
 

addons/web_editor/static/src/js/editor/summernote.js

@@ -2469,6 +2469,7 @@ function mouseDownChecklist (e) {
     if (!dom.isLi(e.target) || !$(e.target).parent('ul.o_checklist').length || e.offsetX > 0) {
         return;
     }
+    e.stopPropagation();
     e.preventDefault();
     var checked = $(e.target).hasClass('o_checked');
     $(e.target).toggleClass('o_checked', !checked);
@@ -2478,12 +2479,14 @@ function mouseDownChecklist (e) {
     });
     if (checked) {
         $sublevel.removeClass('o_checked');
-        $parents.prev('ul.o_checklist li').removeClass('o_checked');
+        do {
+            $parents = $parents.prev('ul.o_checklist li').removeClass('o_checked');
+        } while ($parents.length);
     } else {
         $sublevel.addClass('o_checked');
         var $lis;
         do {
-            $lis = $parents.not(':has(li:not(.o_checked))').prev('ul.o_checklist li:not(.o_checked)');
+            $lis = $parents.not(':has(li[id^="checklist-id"]:not(.o_checked))').prev('ul.o_checklist li:not(.o_checked)');
             $lis.addClass('o_checked');
         } while ($lis.length);
     }