#3303 added resource to frontend, added download button in administra…

…tion panel

mdm-frontend/src/app/legacy/administration/configuration/translations-de.js

@@ -26,7 +26,8 @@ angular.module('metadatamanagementApp').config([
             'dara': 'Dara',
             'messageBroker': 'Message Broker (für Websockets)',
             'rabbit': 'RabbitMQ',
-            'seo4Ajax': 'Seo4Ajax (Prerender as a Service)'
+            'seo4Ajax': 'Seo4Ajax (Prerender as a Service)',
+            'pid': 'PID'
           },
           'table': {
             'service': 'Servicename',
@@ -45,6 +46,9 @@ angular.module('metadatamanagementApp').config([
             'update': 'Aktualisieren',
             'update-success': 'DARA erfolgreich aktualisiert',
             'update-failure': 'Es sind Fehler beim Aktualisieren von DARA aufgetreten! (Siehe Details)'
+          },
+          'pid': {
+            'download': 'Daten herunterladen'
           }
         },
         'logs': {

mdm-frontend/src/app/legacy/administration/configuration/translations-en.js

@@ -26,7 +26,8 @@ angular.module('metadatamanagementApp').config([
             'dara': 'Dara',
             'messageBroker': 'Message Broker (for Websockets)',
             'rabbit': 'RabbitMQ',
-            'seo4Ajax': 'Seo4Ajax (Prerender as a Service)'
+            'seo4Ajax': 'Seo4Ajax (Prerender as a Service)',
+            'pid': 'PID'
           },
           'table': {
             'service': 'Service name',
@@ -45,6 +46,9 @@ angular.module('metadatamanagementApp').config([
             'update': 'Update',
             'update-success': 'DARA update successful',
             'update-failure': 'Errors occurred during DARA update! (see details)'
+          },
+          'pid': {
+            'download': 'Download data'
           }
         },
         'logs': {

mdm-frontend/src/app/legacy/administration/health/health.controller.js

@@ -10,8 +10,9 @@ angular.module('metadatamanagementApp').controller('HealthController', [
   'BreadcrumbService',
   'SimpleMessageToastService',
   'DaraReleaseCustomResource',
+  'ExportAllVariablesResource',
   function($scope, MonitoringService, $uibModal, ElasticSearchAdminService,
-    PageMetadataService, $state, BreadcrumbService, SimpleMessageToastService, DaraReleaseCustomResource) {
+    PageMetadataService, $state, BreadcrumbService, SimpleMessageToastService, DaraReleaseCustomResource, ExportAllVariablesResource) {
     PageMetadataService.setPageTitle('administration.health.title');
     $scope.isRecreatingIndices = false;
     $scope.updatingHealth = true;
@@ -70,6 +71,25 @@ angular.module('metadatamanagementApp').controller('HealthController', [
       });
     }
 
+    /**
+     * Method to download all variable metadata as needed for PID registration.
+     * Data will be downloaded as a JSON file.
+     */
+    $scope.downloadPidData = function() {
+      $scope.isDownloadingData = true;
+      ExportAllVariablesResource.exportAll().then(function(res) {
+        var blob = new Blob([angular.toJson(res, true)],{
+          type: "application/json;charset=utf-8;"
+        });
+        var downloadLink = document.createElement('a');
+        downloadLink.setAttribute('download', 'variable_pid_mdm_export.json');
+        downloadLink.setAttribute('href', window.URL.createObjectURL(blob));
+        downloadLink.click();
+        console.log("Download", res);
+        $scope.isDownloadingData = false;
+      })
+    }
+
     $scope.refresh();
 
     $scope.getLabelClass = function(statusState) {

mdm-frontend/src/app/legacy/administration/health/health.html.tmpl

@@ -44,6 +44,18 @@
           </a>
         </td>
       </tr>
+      <tr>
+        <td>{{'administration.health.indicator.pid' | translate}}</td>
+        <td class="text-center">
+          <button class="btn btn-danger btn-xs" data-translate="administration.health.pid.download"
+                  ng-click="downloadPidData()" ng-disabled="isDownloadingData" type="button">
+          </button>
+        </td>
+        <td class="text-center">
+        </td>
+        <td class="text-center">
+        </td>
+      </tr>
       </tbody>
     </table>
   </div>

mdm-frontend/src/app/legacy/variablemanagement/resources/variable.resource.js

@@ -17,3 +17,21 @@ angular.module('metadatamanagementApp')
     });
   }]);
 
+  /**
+ * Method to request the endpoint that downloads all variables as a PID-formatted json file.
+ * The response is a list (List<String>) of variable metadata.
+ * We could not put this into the "VariableResource"-schema (above), because the URLs would not match.
+ */
+  angular.module('metadatamanagementApp').factory('ExportAllVariablesResource', ['$http', 
+    function($http) {
+    return {
+        exportAll: function() {
+            return $http.post('/api/variables/exportAll').then(function(response) {
+              return response.data;
+              var blob = new Blob([ response.data ], { type : 'application/json' });
+              return  blob; //{ blob: response.data, filename: "filename.json" };
+            });
+        }
+    }
+  }]);
+