[erp5_web_renderjs_ui] Multilistfield: support item list without empty value

bt5/erp5_web_renderjs_ui/PathTemplateItem/web_page_module/rjs_gadget_erp5_multilistfield_js.js

@@ -29,10 +29,10 @@
   rJS(window)
     .declareMethod('render', function (options) {
       var field_json = options.field_json || {},
+        item_list = field_json.items,
         state_dict = {
           value_list: JSON.stringify(field_json.value ||
                                      field_json.default || []),
-          item_list: JSON.stringify(field_json.items),
           editable: field_json.editable,
           required: field_json.required,
           name: field_json.key,
@@ -40,6 +40,10 @@
           sub_select_key: field_json.sub_select_key,
           sub_input_key: field_json.sub_input_key
         };
+      if ((item_list.length === 0) || (item_list[0][0] !== "")) {
+        item_list.unshift(["", ""]);
+      }
+      state_dict.item_list = JSON.stringify(item_list);
       return this.changeState(state_dict);
     })
 

bt5/erp5_web_renderjs_ui/PathTemplateItem/web_page_module/rjs_gadget_erp5_multilistfield_js.xml

@@ -230,7 +230,7 @@
             </item>
             <item>
                 <key> <string>serial</string> </key>
-                <value> <string>954.38943.62606.2730</string> </value>
+                <value> <string>954.38966.23297.54869</string> </value>
             </item>
             <item>
                 <key> <string>state</string> </key>
@@ -248,7 +248,7 @@
                     </tuple>
                     <state>
                       <tuple>
-                        <float>1476458904.36</float>
+                        <float>1476460241.48</float>
                         <string>UTC</string>
                       </tuple>
                     </state>