From bf5ebc6402774afb306abcc8af78749ce5178e7e Mon Sep 17 00:00:00 2001
From: =?utf8?q?Aleksander=20=C5=81ukasz?=
 <aleksander.lukasz@nowoczesnapolska.org.pl>
Date: Fri, 8 Aug 2014 10:54:56 +0200
Subject: [PATCH] editor: prevent list action from operating across context
 root boundries

---
 .../modules/documentCanvas/canvas/selection.js   | 16 ++++++++++++----
 src/editor/plugins/core/lists.js                 |  4 ++--
 2 files changed, 14 insertions(+), 6 deletions(-)

diff --git a/src/editor/modules/documentCanvas/canvas/selection.js b/src/editor/modules/documentCanvas/canvas/selection.js
index e072050..0d8c4ce 100644
--- a/src/editor/modules/documentCanvas/canvas/selection.js
+++ b/src/editor/modules/documentCanvas/canvas/selection.js
@@ -60,7 +60,8 @@ $.extend(TextSelection.prototype, {
     toDocumentFragment: function() {
         var doc = this.canvas.wlxmlDocument,
             anchorNode = this.anchorElement ? this.anchorElement.wlxmlNode : null,
-            focusNode = this.focusElement ? this.focusElement.wlxmlNode : null;
+            focusNode = this.focusElement ? this.focusElement.wlxmlNode : null,
+            node1, node2;
         
         if(!anchorNode || !focusNode) {
             return;
@@ -75,10 +76,17 @@ $.extend(TextSelection.prototype, {
             });
         }
         else {
-            var siblingParents = doc.getSiblingParents({node1: anchorNode, node2: focusNode});
+            if(anchorNode.hasSameContextRoot(focusNode)) {
+                var siblingParents = doc.getSiblingParents({node1: anchorNode, node2: focusNode});
+                node1 = siblingParents.node1;
+                node2 = siblingParents.node2;
+            } else {
+                node1 = focusNode;
+                node2 = anchorNode;
+            }
             return doc.createFragment(doc.RangeFragment, {
-                node1: siblingParents.node1,
-                node2: siblingParents.node2
+                node1: node1,
+                node2: node2
             });
         }
     },
diff --git a/src/editor/plugins/core/lists.js b/src/editor/plugins/core/lists.js
index c6de730..65b6e69 100644
--- a/src/editor/plugins/core/lists.js
+++ b/src/editor/plugins/core/lists.js
@@ -8,7 +8,7 @@ var getBoundriesForAList = function(fragment) {
     var node;
 
     if(fragment instanceof fragment.RangeFragment && fragment.hasSiblingBoundries()) {
-        return fragment.boundriesSiblingParents();
+        return fragment.startNode.hasSameContextRoot(fragment.endNode) && fragment.boundriesSiblingParents();
     }
     if(fragment instanceof fragment.NodeFragment) {
         node = fragment.node.getNearestElementNode();
@@ -156,7 +156,7 @@ var toggleListAction = function(type) {
 
             }
             var boundries = getBoundriesForAList(params.fragment);
-            if(boundries) {
+            if(boundries && boundries.node1.hasSameContextRoot(boundries.node2)) {
                 return {
                     allowed: true,
                     description: interpolate(gettext('Make %s fragment(s) into list'), [countItems(getBoundriesForAList(params.fragment))]),
-- 
2.20.1