eclipse-dirigible · StanZGenchev · Mar 25, 2026 · Mar 24, 2026 · Mar 24, 2026 · Mar 24, 2026
diff --git a/...in/resources/META-INF/dirigible/template-form-builder-angularjs/ui/controller.js.template b/...in/resources/META-INF/dirigible/template-form-builder-angularjs/ui/controller.js.template
@@ -56,14 +56,6 @@ angular.module('forms', ['blimpKit', 'platformView', 'platformLocale', 'platform
     };
 #end
 
-#foreach($feed in $feeds)
-    ${dollar}http.get('$feed.url').then(response => {
-        $scope.$feed.name = response.data;
-    }).catch(e => {
-        console.error(e);
-    });
-
-#end
     $scope.model = {};
 #macro(formWidgets $elements)
 #foreach($element in $elements)
@@ -118,5 +110,33 @@ angular.module('forms', ['blimpKit', 'platformView', 'platformLocale', 'platform
 
 $code
 
+#end
+#foreach($feed in $feeds)
+    ${dollar}http.get(`$feed.url`).then(response => {
+    #if($feed.func)
+        #if($feed.name == 'model')
+        Object.assign($scope.model, ${feed.func}(response.data));
+        #else
+        $scope.$feed.name = ${feed.func}(response.data);
+        #end
+    #else
+        #if($feed.name == 'model')
+        Object.assign($scope.model, response.data);
+        #else
+        $scope.$feed.name = response.data;
+        #end
+    #end
+    }, error => {
+        console.error('$feed.name', error);
+        const errorData = JSON.stringify(error);
+        LocaleService.onInit(() => {
+            Dialogs.showAlert({
+                title: LocaleService.t('$projectName:${tprefix}.dialogs.feedErrorTitle', 'Feed request failed'),
+                message: errorData && errorData !== '{}' ? errorData : LocaleService.t('$projectName:${tprefix}.dialogs.feedError', { feed: '$feed.name' }, "Could not retrive data from the feed '$feed.name'. See console for more information."),
+                type: AlertTypes.Error,
+                preformatted: false,
+            });
+        });
+    });
 #end
 });
diff --git a/...esources/META-INF/dirigible/template-form-builder-angularjs/ui/translations.json.template b/...esources/META-INF/dirigible/template-form-builder-angularjs/ui/translations.json.template
@@ -9,6 +9,8 @@
     "dialogs": {
         "successTitle": "Submited",
         "errorTitle": "Submit failed",
+        "feedErrorTitle": "Feed request failed",
+        "feedError": "Could not retrive data from feed '{{feed}}'. See console for more information.",
         "successMsg": "Form submited successfully!"
     },
     "t": {}

diff --git a/...-builder/src/main/resources/META-INF/dirigible/editor-form-builder/configs/help-window.js b/...-builder/src/main/resources/META-INF/dirigible/editor-form-builder/configs/help-window.js
@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2026 Eclipse Dirigible contributors
+ *
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v2.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v20.html
+ *
+ * SPDX-FileCopyrightText: Eclipse Dirigible contributors
+ * SPDX-License-Identifier: EPL-2.0
+ */
+const viewData = {
+    id: 'formBuilderHelp',
+    label: 'Feeds Help',
+    path: '/services/web/editor-form-builder/dialogs/help.html',
+    maxWidth: '540px',
+    closeButton: true
+};
+if (typeof exports !== 'undefined') {
+    exports.getView = () => viewData;
+}
diff --git a/...-form-builder/src/main/resources/META-INF/dirigible/editor-form-builder/dialogs/help.html b/...-form-builder/src/main/resources/META-INF/dirigible/editor-form-builder/dialogs/help.html
@@ -0,0 +1,61 @@
+<!--
+
+    Copyright (c) 2010-2026 Eclipse Dirigible contributors
+
+    All rights reserved. This program and the accompanying materials
+    are made available under the terms of the Eclipse Public License v2.0
+    which accompanies this distribution, and is available at
+    http://www.eclipse.org/legal/epl-v20.html
+
+    SPDX-FileCopyrightText: Eclipse Dirigible contributors
+    SPDX-License-Identifier: EPL-2.0
+
+-->
+<!DOCTYPE HTML>
+<html lang="en" xmlns="http://www.w3.org/1999/xhtml" ng-app="help" ng-controller="HelpController">
+
+    <head>
+        <meta charset="utf-8" />
+        <meta name="viewport" content="width=device-width, initial-scale=1">
+        <link rel="icon" sizes="any" href="data:;base64,iVBORw0KGgo=">
+        <title config-title></title>
+        <script type="text/javascript" src="/services/web/editor-form-builder/configs/help-window.js"></script>
+        <meta name="platform-links" category="ng-view">
+    </head>
+
+    <body class="bk-padding" bk-scrollbar>
+        <h2 bk-title wrap="true" header-size="4">Name</h2>
+        <p class="bk-font--normal">The feed name determines the scope variable to which the response value is assigned.
+        <p class="bk-font--normal">For example, if the feed name is <code class="fd-code fd-code--inline">extraData</code>, the corresponding variable will be available as <code class="fd-code fd-code--inline">$scope.extraData</code>.
+            Within the Designer tab, this variable can be referenced without the <code class="fd-code fd-code--inline">$scope.</code> prefix.</p>
+        <p class="bk-font--normal">To assign the response data directly to the model, set the feed name to <code class="fd-code fd-code--inline">model</code>.</p>
+
+        <h2 bk-title wrap="true" header-size="4">URL</h2>
+        <p class="bk-font--normal">This field specifies the URL of your back-end service. If the URL is dynamic, you can use a template literal (<code class="fd-code fd-code--inline">${}</code>) to interpolate variable values or invoke
+            functions.</p>
+        <p class="bk-font--normal">For example, if the URL is defined as:</p>
+        <code class="fd-code">/path/to/service/${someId}/</code>
+        <p class="bk-font--normal">and a variable is declared in the Code tab as:</p>
+        <code class="fd-code">const someId = '1';</code>
+        <p class="bk-font--normal">then the resulting request URL will be:</p>
+        <code class="fd-code">/path/to/service/1/</code>
+
+        <h2 class="bk-padding-top--sm" bk-title wrap="true" header-size="4">Function</h2>
+        <p class="bk-font--normal">Specifying a function name is optional.</p>
+        <p class="bk-font--normal">If you need to modify the response data before it is assigned to the target variable, you can provide a function name here. Then, define a corresponding function in the Code tab. This function must accept
+            the response data as its first parameter, apply any necessary transformations, and return the updated result for assignment.</p>
+        <p class="bk-font--normal">For example, if the function name is set to:</p>
+        <code class="fd-code">printResponse</code>
+        <p class="bk-font--normal">the function should be defined as:</p>
+        <pre><code class="fd-code">function printResponse(data) {
+    console.log(data);
+    return data;
+}</code></pre>
+
+        <script>
+            angular.module('help', ['blimpKit', 'platformView']).controller('HelpController', () => {});
+        </script>
+        <theme></theme>
+    </body>
+
+</html>
diff --git a/...editor-form-builder/src/main/resources/META-INF/dirigible/editor-form-builder/editor.html b/...editor-form-builder/src/main/resources/META-INF/dirigible/editor-form-builder/editor.html
@@ -174,13 +174,15 @@ <h4 bk-panel-title>
                 <bk-toolbar has-title="false">
                     <bk-toolbar-spacer></bk-toolbar-spacer>
                     <bk-button glyph="sap-icon--add" title="Add feed to list" state="transparent" label="Add" aria-label="Add feed to list" ng-click="addFeed()"></bk-button>
+                    <bk-button glyph="sap-icon--question-mark" title="Feed help" state="transparent" aria-label="Feed help" ng-click="feedHelp()"></bk-button>
                 </bk-toolbar>
                 <bk-scrollbar class="bk-fill-parent">
                     <table bk-table display-mode="compact" outer-borders="bottom">
                         <thead bk-table-header sticky="true" interactive="false">
                             <tr bk-table-row>
                                 <th bk-table-header-cell>Name</th>
                                 <th bk-table-header-cell>URL</th>
+                                <th bk-table-header-cell>Function</th>
                                 <th bk-table-header-cell></th>
                             </tr>
                         </thead>
@@ -191,6 +193,7 @@ <h4 bk-panel-title>
                             <tr bk-table-row hoverable="false" ng-repeat="feed in formData.feeds track by $index">
                                 <td bk-table-cell>{{feed.name}}</td>
                                 <td bk-table-cell>{{feed.url}}</td>
+                                <td bk-table-cell>{{feed.func}}</td>
                                 <td bk-table-cell fit-content="true">
                                     <bk-button glyph="sap-icon--edit" title="Edit feed" state="transparent" aria-label="Edit feed" ng-click="editFeed(feed)"></bk-button>
                                     <bk-button glyph="sap-icon--delete" title="Delete feed" state="transparent" aria-label="Delete feed" ng-click="deleteFeed($index)"></bk-button>

diff --git a/...rc/main/resources/META-INF/dirigible/editor-form-builder/extensions/help-window.extension b/...rc/main/resources/META-INF/dirigible/editor-form-builder/extensions/help-window.extension
@@ -0,0 +1,5 @@
+{
+    "module": "editor-form-builder/configs/help-window.js",
+    "extensionPoint": "platform-windows",
+    "description": "Feeds help window"
+}
diff --git a/...ditor-form-builder/src/main/resources/META-INF/dirigible/editor-form-builder/js/editor.js b/...ditor-form-builder/src/main/resources/META-INF/dirigible/editor-form-builder/js/editor.js
@@ -1871,6 +1871,14 @@ editorView.controller('DesignerController', ($scope, $window, $document, $timeou
                     minlength: 1,
                     required: true
                 },
+                'afFunc': {
+                    label: 'Function Name',
+                    controlType: 'input',
+                    placeholder: '',
+                    type: 'text',
+                    minlength: 1,
+                    required: false
+                },
             },
             submitLabel: 'Add',
             cancelLabel: 'Cancel'
@@ -1879,7 +1887,8 @@ editorView.controller('DesignerController', ($scope, $window, $document, $timeou
                 $scope.$evalAsync(() => {
                     $scope.formData.feeds.push({
                         name: form['afName'],
-                        url: form['afUrl']
+                        url: form['afUrl'],
+                        func: form['afFunc']
                     });
                     $scope.fileChanged();
                 });
@@ -1918,6 +1927,15 @@ editorView.controller('DesignerController', ($scope, $window, $document, $timeou
                     value: feed.url,
                     required: true
                 },
+                'afFunc': {
+                    label: 'Function Name',
+                    controlType: 'input',
+                    placeholder: '',
+                    type: 'text',
+                    minlength: 1,
+                    value: feed.func,
+                    required: false
+                },
             },
             submitLabel: 'Save',
             cancelLabel: 'Cancel'
@@ -1926,6 +1944,7 @@ editorView.controller('DesignerController', ($scope, $window, $document, $timeou
                 $scope.$evalAsync(() => {
                     feed.name = form['afName'];
                     feed.url = form['afUrl'];
+                    feed.func = form['afFunc'];
                     $scope.fileChanged();
                 });
             }
@@ -2059,6 +2078,12 @@ editorView.controller('DesignerController', ($scope, $window, $document, $timeou
         $scope.selectedTab = tabId;
     };
 
+    $scope.feedHelp = () => {
+        dialogHub.showWindow({
+            id: 'formBuilderHelp'
+        });
+    };
+
     const createDomFromJson = (model, containerId) => {
         for (let i = 0; i < model.length; i++) {
             let control;