def test_cant_add_task_if_not_supplied_feature_type(self):
# Arrange
invalid_feature = geojson.MultiPolygon([[(2.38, 57.322),
(23.194, -20.28),
(-120.43, 19.15),
(2.38, 10.33)]])
# Arrange
with self.assertRaises(InvalidGeoJson):
Task.from_geojson_feature(1, invalid_feature)
def _attach_tasks_to_project(draft_project: Project, tasks_geojson):
"""
Validates then iterates over the array of tasks and attach them to the draft project
:param draft_project: Draft project in scope
:param tasks_geojson: GeoJSON feature collection of mapping tasks
:raises InvalidGeoJson, InvalidData
"""
tasks = geojson.loads(json.dumps(tasks_geojson))
if type(tasks) is not geojson.FeatureCollection:
raise InvalidGeoJson(
'Tasks: Invalid GeoJson must be FeatureCollection')
is_valid_geojson = geojson.is_valid(tasks)
if is_valid_geojson['valid'] == 'no':
raise InvalidGeoJson(
f"Tasks: Invalid FeatureCollection - {is_valid_geojson['message']}"
)
task_count = 1
for feature in tasks['features']:
try:
task = Task.from_geojson_feature(task_count, feature)
except (InvalidData, InvalidGeoJson) as e:
raise e
draft_project.tasks.append(task)
task_count += 1
task_count -= 1 # Remove last increment before falling out loop
draft_project.total_tasks = task_count
def test_task_can_generate_valid_feature_collection(self):
if self.skip_tests:
return
# Act
feature_collection = Task.get_tasks_as_geojson_feature_collection(
self.test_project.id)
# Assert
self.assertIsInstance(feature_collection, geojson.FeatureCollection)
self.assertEqual(1, len(feature_collection.features))
def create_task_poly_files(dto: ProjectFileDTO):
""" Creates .poly file for each feature of task and extracts the data from a project file """
geojson = Task.get_tasks_as_geojson_feature_collection(dto.project_id)
dir = os.path.join(dto.path, os.path.splitext(dto.file_name)[0])
if not os.path.exists(dir):
os.makedirs(dir)
tasks_file = os.path.join(
dir, "{project_id}_tasks.geojson".format(
project_id=str(dto.project_id)))
with open(tasks_file, 'w') as t:
t.write(str(geojson))
poly_cmd = './server/tools/ogr2poly.py {file} -p {dir}/ -f taskId'.format(
file=tasks_file, dir=dir)
subprocess.call(poly_cmd, shell=True)
os.remove(tasks_file)
