Ticket #6639: 6639_2.patch

_source/core/htmlparser/element.js

@@ -37 +37 @@
         var tagName = attributes[ 'data-cke-real-element-type' ] || name;
 
         var dtd                 = CKEDITOR.dtd,
-                isBlockLike     = !!( dtd.$nonBodyContent[ tagName ] || dtd.$block[ tagName ] || dtd.$listItem[ tagName ] || dtd.$tableContent[ tagName ] || dtd.$nonEditable[ tagName ] || tagName == 'br' ),
-                isEmpty         = !!dtd.$empty[ name ];
+                isBlockLike     = !!( dtd.$nonBodyContent[ tagName ]
+                                || dtd.$block[ tagName ]
+                                || dtd.$listItem[ tagName ]
+                                || dtd.$tableContent[ tagName ]
+                                || dtd.$nonEditable[ tagName ]
+                                || tagName == 'br'
+                                || !dtd[ tagName ]
+                                || dtd.$customBlock[ tagName ] ),
+                        isEmpty         = !!dtd.$empty[ name ];
 
         this.isEmpty    = isEmpty;
         this.isUnknown  = !dtd[ name ];

_source/core/dtd.js

@@ -81 +81 @@
                 $blockLimit : { body:1,div:1,td:1,th:1,caption:1,form:1 },
 
                 /**
+                 * Custom element that are considered as block.
+                 */
+                $customBlock : { 'cke:li':1 },
+
+                /**
                  * List of inline (<span> like) elements.
                  */
                 $inline : L,    // Just like span.