Merge branch 'add_project' of https://github.com/MichaelTamaki/cesium_web into add_project

Author: MichaelTamaki

cesium_app/handlers/dataset.py

@@ -10,6 +10,8 @@
 from os.path import join as pjoin
 import uuid
 
+from ..tests.fixtures import create_test_dataset
+
 
 class DatasetHandler(BaseHandler):
     def _get_dataset(self, dataset_id):
@@ -89,3 +91,9 @@ def delete(self, dataset_id):
         d = self._get_dataset(dataset_id)
         d.delete_instance()
         return self.success(action='cesium/FETCH_DATASETS')
+
+    def example(self):
+        project_id = self.get_argument('projectID')
+        p = Project.get(Project.id == project_id)
+        d = create_test_dataset(p, test=False)
+        return self.success(d, 'cesium/FETCH_DATASETS')

cesium_app/tests/fixtures.py

@@ -29,7 +29,7 @@ def create_test_project():
 
 
 @contextmanager
-def create_test_dataset(project, label_type='class'):
+def create_test_dataset(project, label_type='class', test=True):
     """Create and yield test labeled dataset, then delete.
 
     Params
@@ -54,12 +54,17 @@ def create_test_dataset(project, label_type='class'):
     tarball = shutil.copy2(tarball, cfg['paths']['upload_folder'])
     ts_paths = data_management.parse_and_store_ts_data(
         tarball, cfg['paths']['ts_data_folder'], header)
-    d = m.Dataset.add(name='test_ds', project=project, file_uris=ts_paths)
+    if test:
+        name = 'test_ds'
+    else:
+        name = 'Example Dataset'
+    d = m.Dataset.add(name=name, project=project, file_uris=ts_paths)
     d.save()
     try:
         yield d
     finally:
-        d.delete_instance()
+        if test:
+            d.delete_instance()
 
 
 @contextmanager

public/scripts/Datasets.jsx

@@ -63,6 +63,11 @@ let DatasetForm = (props) => {
 
         <SubmitButton label="Upload Dataset" disabled={submitting} />
       </Form>
+      <button
+        onClick={Action.createExampleDataset()}
+      >
+        Use Example Dataset
+      </button>
 
       <CesiumTooltip
         id="headerfileTooltip"

public/scripts/actions.jsx

@@ -16,6 +16,7 @@ export const HIDE_NEWPROJECT_FORM = 'cesium/HIDE_NEWPROJECT_FORM';
 export const FETCH_DATASETS = 'cesium/FETCH_DATASETS';
 export const RECEIVE_DATASETS = 'cesium/RECEIVE_DATASETS';
 export const UPLOAD_DATASET = 'cesium/UPLOAD_DATASET';
+export const CREATE_EXAMPLE_DATASET = 'cesium/CREATE_EXAMPLE_DATASET';
 export const DELETE_DATASET = 'cesium/DELETE_DATASET';
 
 export const FETCH_FEATURES = 'cesium/FETCH_FEATURES';
@@ -203,6 +204,7 @@ export function uploadDataset(form) {
   );
 }
 
+
 // Download datasets
 export function fetchDatasets() {
   return dispatch =>
@@ -219,6 +221,7 @@ export function fetchDatasets() {
     );
 }
 
+
 // Receive list of projects
 function receiveDatasets(datasets) {
   return {
@@ -228,14 +231,32 @@ function receiveDatasets(datasets) {
 }
 
 
+// Create example dataset
+export function createExampleDataset() {
+  return dispatch =>
+    promiseAction(
+      dispatch,
+      CREATE_EXAMPLE_DATASET,
+
+      fetch('/dataset', { method: 'EXAMPLE' })
+        .then(response => response.json())
+        .then((json) => {
+            dispatch(receiveDatasets(json.data));
+            dispatch(hideExpander('newDatasetExpander'));
+            dispatch(resetForm('newDataset'));
+          }).catch(ex => console.log('createExampleDataset', ex))
+    );
+}
+
+
 // Download featuresets
 export function fetchFeaturesets() {
   return dispatch =>
     promiseAction(
       dispatch,
       FETCH_FEATURESETS,
 
-      fetch('/features')
+      fetch('/features',)
         .then(response => response.json())
         .then((json) => {
           if (json.status == 'success') {