GraphViewer: The ArangoAdapter can now deliver the available collections

html/admin/js/graphViewer/graph/arangoAdapter.js

@@ -717,4 +717,34 @@ function ArangoAdapter(nodes, edges, config) {
     }
   };
   
+  self.getCollections = function(callback) {
+    if (callback && callback.length >= 2) {
+      $.ajax({
+        cache: false,
+        type: "GET",
+        url: api.collection,
+        contentType: "application/json",
+        dataType: "json",
+        processData: false,
+        success: function(data) {
+          var cols = data.collections,
+            docs = [],
+            edgeCols = [];
+          _.each(cols, function(c) {
+            if (!c.name.match(/^_/)) {
+              if (c.type === 3) {
+                edgeCols.push(c.name);
+              } else if (c.type === 2){
+                docs.push(c.name);
+              }
+            }
+          });
+          callback(docs, edgeCols);
+        },
+        error: function(data) {
+          throw data.statusText;
+        }
+      });
+    }
+  };  
 }

html/admin/js/graphViewer/jasmine_test/specAdapter/arangoAdapterSpec.js

@@ -439,6 +439,42 @@
           };
         });
         
+        it('should offer lists of available collections', function() {
+          var collections = [],
+          sys1 = {id: "1", name: "_sys1", status: 3, type: 2},
+          sys2 = {id: "2", name: "_sys2", status: 2, type: 2},
+          doc1 = {id: "3", name: "doc1", status: 3, type: 2},
+          doc2 = {id: "4", name: "doc2", status: 2, type: 2},
+          doc3 = {id: "5", name: "doc3", status: 3, type: 2},
+          edge1 = {id: "6", name: "edge1", status: 3, type: 3},
+          edge2 = {id: "7", name: "edge2", status: 2, type: 3};
+
+          collections.push(sys1);
+          collections.push(sys2);
+          collections.push(doc1);
+          collections.push(doc2);
+          collections.push(doc3);
+          collections.push(edge1);
+          collections.push(edge2);
+          
+          spyOn($, "ajax").andCallFake(function(request) {
+            request.success({collections: collections});
+          });
+          
+          adapter.getCollections(function(docs, edge) {
+            expect(docs).toContain("doc1");
+            expect(docs).toContain("doc2");
+            expect(docs).toContain("doc3");
+            
+            expect(docs.length).toEqual(3);
+            
+            expect(edge).toContain("edge1");
+            expect(edge).toContain("edge2");
+            
+            expect(edge.length).toEqual(2);
+          });
+        });
+        
         it('should be able to load a tree node from ' 
            + 'ArangoDB by internal _id attribute', function() {
       

html/admin/js/templates/graphView.ejs

@@ -1,4 +1,5 @@
-<form action="javascript:void(0);" autocomplete="on" class="form-horizontal" id="creationDialog">
+<div class="thumbnails" id="background">
+  <form action="javascript:void(0);" autocomplete="on" class="form-horizontal" id="creationDialog">
     <fieldset>
       <legend>Configuration</legend>
       <div class="control-group">
@@ -49,4 +50,5 @@
         </div>
       </div>
     </fieldset>
-</form>
+  </form>
+</div>