make getContent work while render

demo/xmla_connection/index.js

@@ -239,19 +239,15 @@
     })
     .declareMethod("render", function (opt) {
       var gadget = this;
-      gadget.props.init_value = opt.value;
       return gadget.getDeclaredGadget("xmla_settings")
         .push(function (g) {
           return g.render(opt);
-        })
-        .push(function () {
-          delete gadget.props.init_value;
         });
     })
-    .declareMethod("getContent", function () {
+    .declareMethod("getContent", function (sub_path) {
       return this.getDeclaredGadget("xmla_settings")
         .push(function (g) {
-          return g.getContent();
+          return g.getContent(sub_path);
         });
     })
     .declareAcquiredMethod("notifyChange", "notifyChange")
@@ -318,18 +314,13 @@
       return print_content(g);
     })
     .allowPublicAcquisition("resolveExternalReference", function (arr) {
-      var g = this,
-        url = arr[0],
+      var url = arr[0],
         schema_path = arr[1],
-        path = arr[2];
+        path = arr[2],
+        connection_path = path.split('/').slice(0, -1).join('/');
       if ("urn:jio:properties_from_xmla.connection.json" === url) {
-        return new RSVP.Queue()
-          .push(function () {
-            var connection_path = path.split('/').slice(0, -1).join('/'),
-              settings;
-            if (g.props.init_value) {
-              settings = convertOnMultiLevel(g.props.init_value, connection_path);
-            }
+        return this.getContent(connection_path)
+          .push(function (settings) {
             return generateSchema(settings);
           });
       }

demo/xmla_connection/wizard.js

@@ -29,19 +29,7 @@
   }
 
   function get_used_dimensions(g) {
-    var q;
-    if (g.props.init_value) {
-      q = RSVP.Queue()
-        .push(function () {
-          return g.props.init_value;
-        });
-    } else {
-      q = g.getDeclaredGadget("olap_wizard")
-        .push(function (gadget) {
-          return gadget.getContent();
-        });
-    }
-    return q
+    return g.getContent()
       .push(function (v) {
         var dimensions = [],
           key,
@@ -335,19 +323,12 @@
     .allowPublicAcquisition("notifyInvalid", function (arr, scope) {
     })
     .declareMethod("render", function (opt) {
-      var g = this;
-      g.props.init_value = opt.value;
-      return get_used_dimensions(g)
-        .push(function (v) {
-          g.props.used_dimensions = v;
-          return g.getDeclaredGadget("olap_wizard");
-        })
+      if (!opt) {
+        opt = {};
+      }
+      return this.getDeclaredGadget("olap_wizard")
         .push(function (gadget) {
           return gadget.render(opt);
-        })
-        .push(function () {
-          delete g.props.init_value;
-          delete g.props.used_dimensions;
         });
     })
     .declareMethod("getContent", function (path) {
@@ -494,20 +475,21 @@
       if ("urn:jio:choice.json" === url) {
         return new RSVP.Queue()
           .push(function () {
-            return getConnections();
+            return RSVP.all([
+              g.getRemoteSettings(),
+              g.getContent("/connection_name"),
+              g.getContent(path),
+              get_used_dimensions(g)
+            ]);
           })
-          .push(function (connections) {
+          .push(function (arr) {
             var connection_settings,
               choice_settings;
-            if (g.props.init_value) {
-              connection_settings =
-                connections[convertOnMultiLevel(g.props.init_value, "/connection_name")];
+            connection_settings = arr[0][arr[1]];
             if (path !== "/columns/" && path !== "/rows/") {
-                choice_settings = convertOnMultiLevel(g.props.init_value, path);
-              }
-              return generateChoiceSchema(connection_settings, g.props.used_dimensions, choice_settings);
+              choice_settings = arr[2];
             }
-            return {};
+            return generateChoiceSchema(connection_settings, arr[3], choice_settings);
           });
       }
       throw new Error("urn: '" + url + "' not supported");

jsonform.gadget.js

@@ -898,6 +898,7 @@
       if (json_document !== undefined) {
         json_document = JSON.parse(json_document);
       }
+      g.props.init_value = json_document;
       if (g.state.schema !== undefined) {
         schema = JSON.parse(g.state.schema);
       }
@@ -988,6 +989,7 @@
           if (g.props.form_gadget.props.changed.length > 0) {
             g.notifyChange();
           }
+          delete g.props.init_value;
         })
         .push(undefined, function (err) {
           console.error(err);
@@ -1045,10 +1047,19 @@
       return expandSchemaForField(this, arr[0], arr[1], arr[2], arr[3]);
     })
 
+    .declareMethod('getContentMutex', function () {
+      return this.props.form_gadget.getContent();
+    }, {mutex: 'changestate'})
     .declareMethod('getContent', function (sub_path) {
       var g = this;
       if (g.state.editable) {
-        return g.props.form_gadget.getContent()
+        return RSVP.Queue()
+          .push(function () {
+            if (g.props.init_value) {
+              return g.props.init_value;
+            }
+            return g.getContentMutex();
+          })
           .push(function (value) {
             // Change the value state in place
             // This will prevent the gadget to be changed if
@@ -1068,6 +1079,6 @@
           });
       }
       return {};
-    }, {mutex: 'changestate'});
+    });
 
 }(window, document, Blob, rJS, RSVP, jIO));
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