Add show certification action to cluster panel

This patch adds show certification action as item action
to cluster table view and details view.

Change-Id: Iafb316152a1a16e6a056ea490adfc682fa68f5c9
Partial-Implements: blueprint cluster-certificates

magnum_ui/static/dashboard/container-infra/clusters/actions.module.js

@@ -30,6 +30,7 @@
     'horizon.framework.util.i18n.gettext',
     'horizon.dashboard.container-infra.clusters.create.service',
     'horizon.dashboard.container-infra.clusters.delete.service',
+    'horizon.dashboard.container-infra.clusters.show-certificate.service',
     'horizon.dashboard.container-infra.clusters.resourceType',
   ];
 
@@ -38,6 +39,7 @@
     gettext,
     createClusterService,
     deleteClusterService,
+    showCertificateService,
     resourceType)
   {
     var clusterResourceType = registry.getResourceType(resourceType);
@@ -49,6 +51,13 @@
           type: 'delete',
           text: gettext('Delete Cluster')
         }
+      })
+      .append({
+        id: 'showCertificateAction',
+        service: showCertificateService,
+        template: {
+          text: gettext('Show Certificate')
+        }
       });
 
     clusterResourceType.batchActions

magnum_ui/static/dashboard/container-infra/clusters/show-certificate/show-certificate.service.js

@@ -0,0 +1,60 @@
+/**
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License. You may obtain
+ * a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+
+(function() {
+  'use strict';
+
+  /**
+   * @ngdoc overview
+   * @name horizon.dashboard.container-infra.clusters.show-certificate.service
+   * @description Service for the container-infra cluster show certificate modal
+   */
+  angular
+    .module('horizon.dashboard.container-infra.clusters')
+    .factory('horizon.dashboard.container-infra.clusters.show-certificate.service', showCertificateService);
+
+  showCertificateService.$inject = [
+    'horizon.framework.util.q.extensions',
+    'horizon.app.core.openstack-service-api.magnum'
+  ];
+
+  function showCertificateService(
+    $qExtensions, magnum
+  ) {
+
+    var service = {
+      initScope: initScope,
+      perform: perform,
+      allowed: allowed
+    };
+
+    return service;
+
+    //////////////
+
+    function initScope($scope) {
+    }
+
+    function perform(selected) {
+      // get certificate
+      return magnum.showCertificate(selected.id).success(function(response) {
+        magnum.downloadTextAsFile(response.pem, selected.name + "_ca.pem");
+      });
+    }
+
+    function allowed() {
+      return $qExtensions.booleanAsPromise(true);
+    }
+  }
+})();

magnum_ui/static/dashboard/container-infra/magnum.service.js

@@ -21,12 +21,13 @@
     .factory('horizon.app.core.openstack-service-api.magnum', MagnumAPI);
 
   MagnumAPI.$inject = [
+    '$timeout',
     'horizon.framework.util.http.service',
     'horizon.framework.widgets.toast.service',
     'horizon.framework.util.i18n.gettext'
   ];
 
-  function MagnumAPI(apiService, toastService, gettext) {
+  function MagnumAPI($timeout, apiService, toastService, gettext) {
     var service = {
       createCluster: createCluster,
       getCluster: getCluster,
@@ -40,6 +41,7 @@
       deleteClusterTemplates: deleteClusterTemplates,
       showCertificate: showCertificate,
       signCertificate: signCertificate,
+      downloadTextAsFile: downloadTextAsFile,
     };
 
     return service;
@@ -143,5 +145,24 @@
           toastService.add('error', gettext('Unable to retrieve the certificate.'));
         });
     }
+
+    function downloadTextAsFile(text, filename){
+      // create text file as object url
+      var blob = new Blob([ text ], { "type" : "text/plain" });
+      window.URL = window.URL || window.webkitURL;
+      var fileurl = window.URL.createObjectURL(blob);
+
+      // provide text as downloaded file
+      $timeout(function() {
+        //Update view
+        var a = angular.element('<a></a>');
+        a.attr("href", fileurl);
+        a.attr("download", filename);
+        a.attr("target", "_blank");
+        angular.element(document.body).append(a);
+        a[0].click();
+        a.remove();
+      }, 0);
+    }
   }
 }());