+ // Is the contents dirty\r
+ if (storage) {\r
+ // If there is no existing key and the contents hasn't been changed since\r
+ // it's original value then there is no point in saving a draft\r
+ if (!storage.getItem(self.key) && !editor.isDirty())\r
+ return;\r
+\r
+ // Store contents if the contents if longer than the minlength of characters\r
+ content = editor.getContent({draft: true});\r
+ if (content.length > editor.settings.autosave_minlength) {\r
+ expires = self.getExpDate();\r
+\r
+ // Store expiration date if needed IE userData has auto expire built in\r
+ if (!self.storage.autoExpires)\r
+ self.storage.setItem(self.key + "_expires", expires);\r
+\r
+ self.storage.setItem(self.key, content);\r
+ self.onStoreDraft.dispatch(self, {\r
+ expires : expires,\r
+ content : content\r
+ });\r
+ }\r
+ }\r
+ },\r
+\r
+ /**\r
+ * This method will restore the contents from the storage engine back to the editor.\r
+ *\r
+ * @method restoreDraft\r
+ */\r
+ restoreDraft : function() {\r
+ var self = this, storage = self.storage, content;\r
+\r
+ if (storage) {\r
+ content = storage.getItem(self.key);\r
+\r
+ if (content) {\r
+ self.editor.setContent(content);\r
+ self.onRestoreDraft.dispatch(self, {\r
+ content : content\r
+ });\r
+ }\r
+ }\r
+ },\r
+\r
+ /**\r
+ * This method will return true/false if there is a local storage draft available.\r
+ *\r
+ * @method hasDraft\r
+ * @return {boolean} true/false state if there is a local draft.\r
+ */\r
+ hasDraft : function() {\r
+ var self = this, storage = self.storage, expDate, exists;\r
+\r
+ if (storage) {\r
+ // Does the item exist at all\r
+ exists = !!storage.getItem(self.key);\r
+ if (exists) {\r
+ // Storage needs autoexpire\r
+ if (!self.storage.autoExpires) {\r
+ expDate = new Date(storage.getItem(self.key + "_expires"));\r
+\r
+ // Contents hasn't expired\r
+ if (new Date().getTime() < expDate.getTime())\r
+ return TRUE;\r
+\r
+ // Remove it if it has\r
+ self.removeDraft();\r
+ } else\r
+ return TRUE;\r
+ }\r
+ }\r
+\r
+ return false;\r
+ },\r
+\r
+ /**\r
+ * Removes the currently stored draft.\r
+ *\r
+ * @method removeDraft\r
+ */\r
+ removeDraft : function() {\r
+ var self = this, storage = self.storage, key = self.key, content;\r
+\r
+ if (storage) {\r
+ // Get current contents and remove the existing draft\r
+ content = storage.getItem(key);\r
+ storage.removeItem(key);\r
+ storage.removeItem(key + "_expires");\r
+\r
+ // Dispatch remove event if we had any contents\r
+ if (content) {\r
+ self.onRemoveDraft.dispatch(self, {\r
+ content : content\r
+ });\r
+ }\r
+ }\r
+ },\r
+\r
+ "static" : {\r
+ // Internal unload handler will be called before the page is unloaded\r
+ _beforeUnloadHandler : function(e) {\r