shuffle answers in exercise order + fix answer numbering

[fnpeditor.git] / src / wlxml / wlxml.js

diff --git a/src/wlxml/wlxml.js b/src/wlxml/wlxml.js
index 40ab196..d05eb64 100644 (file)
--- a/src/wlxml/wlxml.js
+++ b/src/wlxml/wlxml.js
@@ -44,6 +44,19 @@ var WLXMLDocumentNodeMethods =  {
             }
         }.bind(this));
         return toret;
             }
         }.bind(this));
         return toret;

+    },
+    getContextRoot: function() {
+        var contextRoot;
+        [this].concat(this.parents()).some(function(n) {
+            if(n.isContextRoot()) {
+                contextRoot = n;
+                return true;
+            }
+        });
+        return contextRoot;
+    },
+    hasSameContextRoot: function(other) {
+        return this.getContextRoot().sameNode(other.getContextRoot());

     }
 };
 
     }
 };
 


@@ -183,7 +196,6 @@ var WLXMLDocumentNode = function() {
 };
 WLXMLDocumentNode.prototype = Object.create(smartxml.DocumentNode.prototype);
 
 };
 WLXMLDocumentNode.prototype = Object.create(smartxml.DocumentNode.prototype);
 

-

 var WLXMLTextNode = function() {
     smartxml.TextNode.apply(this, arguments);
 };
 var WLXMLTextNode = function() {
     smartxml.TextNode.apply(this, arguments);
 };


@@ -226,6 +238,12 @@ $.extend(WLXMLDocument.prototype, {
             metadataNode.remove();
         });
         nativeNode.normalize();
             metadataNode.remove();
         });
         nativeNode.normalize();

+        $(nativeNode).find('*').each(function() {
+            if (this.childNodes.length === 0) {
+                var fakeTextNode = window.document.createTextNode("");
+                this.appendChild(fakeTextNode);
+            }
+        });

 
         $(nativeNode).find(':not(iframe)').addBack().contents()
             .filter(function() {return this.nodeType === Node.TEXT_NODE;})
 
         $(nativeNode).find(':not(iframe)').addBack().contents()
             .filter(function() {return this.nodeType === Node.TEXT_NODE;})


@@ -235,7 +253,8 @@ $.extend(WLXMLDocument.prototype, {
                     elParent = el.parent(),
                     hasSpanParent = elParent.prop('tagName') === 'SPAN',
                     hasSpanBefore = el.prev().length && $(el.prev()).prop('tagName') === 'SPAN',
                     elParent = el.parent(),
                     hasSpanParent = elParent.prop('tagName') === 'SPAN',
                     hasSpanBefore = el.prev().length && $(el.prev()).prop('tagName') === 'SPAN',

-                    hasSpanAfter = el.next().length && $(el.next()).prop('tagName') === 'SPAN';
+                    hasSpanAfter = el.next().length && $(el.next()).prop('tagName') === 'SPAN',
+                    onlyChild = el.is(':only-child');

 
 
                 var addInfo = function(toAdd, where, transformed, original) {
 
 
                 var addInfo = function(toAdd, where, transformed, original) {


@@ -276,7 +295,7 @@ $.extend(WLXMLDocument.prototype, {
                     }
                 }
 
                     }
                 }
 

-                if(!text.transformed) {
+                if(!text.transformed  && !onlyChild) {

                     addInfo(text.original, 'below');
                     el.remove();
                     return true; // continue
                     addInfo(text.original, 'below');
                     el.remove();
                     return true; // continue