added markdown preview widget

Author: Christoph Wolfes

src/markdownPreview/edit.html

@@ -1,12 +1,19 @@
 <form role="form">
   <div class="form-group">
     <p><label for="repository">Repository</label>
-      <select name="repository" id="repository" class="form-control" ng-model="config.repository">
+      <select name="repository" id="repository" class="form-control" ng-model="config.repository" ng-init="vm.getBranchesByRepositoryId(config.repository)" ng-change="vm.getBranchesByRepositoryId(config.repository)">
         <option ng-repeat="repository in vm.repositories | orderBy: 'name'" value="{{repository.id}}">
           {{repository.name}}
         </option>
       </select>
     </p>
+    <p ng-if="config.repository"><label for="branch">Branch</label>
+      <select name="branch" id="branch" class="form-control" ng-model="config.branch">
+        <option ng-repeat="branch in vm.branches| orderBy: 'name'" value="{{branch.id}}">
+          {{branch.name}}
+        </option>
+      </select>
+    </p>
     <label for="path">Path to Markdown File</label>
     <input type="text" class="form-control" id="path" ng-model="config.path">
   </div>

src/markdownPreview/markdownPreviewEdit.js

@@ -3,8 +3,19 @@
 'use strict';
 
 angular.module('adf.widget.scm')
-  .controller('MarkdownPreviewEditController', function(repositories){
+  .controller('MarkdownPreviewEditController', function(repositories, SCM){
     var vm = this;
     vm.repositories = repositories;
-    vm.selected = repositories[1];
+
+    vm.getBranchesByRepositoryId = function(repositoryId){
+      if (repositoryId){
+        vm.selected = true;
+        SCM.getBranchesByRepositoryId(repositoryId).then(function(result){
+          if (result.branch){
+            vm.branches = result.branch;
+          }
+        });
+      }
+    };
+
   });

src/service.js

@@ -50,22 +50,27 @@ angular.module('adf.widget.scm')
       return request('plugins/statistic/' + id + '/commits-per-month.json');
     }
 
-    function getFileContent(id, filePath){
-      return request('repositories/'+id+'/content?path='+filePath);
-    }
-
     function getCommits(id, limit){
       return request('repositories/' + id + '/changesets.json?limit=' + limit).then(function(data){
         return data.changesets;
       });
     }
 
+    function getFileContent(id, filePath){
+      return request('repositories/'+id+'/content?path='+filePath);
+    }
+
+    function getBranchesByRepositoryId(id){
+      return request('repositories/' + id + '/branches');
+    }
+
     return {
       getRepositories: getRepositories,
       getRepository: getRepository,
       getCommitsByAuthor: getCommitsByAuthor,
       getCommitsByMonth: getCommitsByMonth,
       getCommits: getCommits,
-      getFileContent: getFileContent
+      getFileContent: getFileContent,
+      getBranchesByRepositoryId: getBranchesByRepositoryId
     };
   });