def delete(self, identifier):
try:
instance = self.query.filter_by(id=identifier).one_or_none()
if not instance:
raise NotFound('The process does not exist')
if instance.chains:
raise Conflict(
'The process belongs to a chain, so it cannot be deleted')
# Delete related objects
session.query(ProcessMetadata).filter_by(
process_id=identifier).delete()
session.query(Output).filter_by(process_id=identifier).delete()
session.query(Input).filter_by(process_id=identifier).delete()
# Delete object
session.delete(instance)
# Delete process file
ProcessSerializer.delete_file(instance.identifier)
session.commit()
except:
session.rollback()
raise
def delete(self, identifier):
try:
self._delete(identifier)
session.commit()
except:
session.rollback()
raise
def update(self, identifier, data):
try:
instance = self._get_instance(identifier)
self.validate(data, instance=instance)
self.deserialize(data, instance)
session.flush()
serialized = self.serialize(instance)
session.commit()
return serialized
except:
session.rollback()
raise
def create(self, data):
try:
instance = self.model()
self.validate(data)
self.deserialize(data, instance)
session.add(instance)
session.flush()
serialized = self.serialize(instance)
session.commit()
return serialized
except:
session.rollback()
raise
def list(self, filtering):
try:
filters = Filter(self.model, filtering)
query = self.query.join(*filters.joins).filter(
*self._list_filters()).filter(
filters.orm_filters).order_by(*filters.order_by)
return dict(results=[
self.serialize(m) for m in query.limit(filters.limit).offset(
filters.offset).all()
],
count=query.count())
except:
session.rollback()
raise
Format(name='WFS', mime_type='application/x-ogc-wfs', extension='.xml'),
Format(name='WFS100',
mime_type='application/x-ogc-wfs; version=1.0.0',
extension='.xml'),
Format(name='WFS110',
mime_type='application/x-ogc-wfs; version=1.1.0',
extension='.xml'),
Format(name='WFS20',
mime_type='application/x-ogc-wfs; version=2.0',
extension='.xml'),
Format(name='WMS', mime_type='application/x-ogc-wms', extension='.xml'),
Format(name='WMS130',
mime_type='application/x-ogc-wms; version=1.3.0',
extension='.xml'),
Format(name='WMS110',
mime_type='application/x-ogc-wms; version=1.1.0',
extension='.xml'),
Format(name='WMS100',
mime_type='application/x-ogc-wms; version=1.0.0',
extension='.xml'),
Format(name='TEXT', mime_type='text/plain', extension='.txt'),
Format(name='NETCDF', mime_type='application/x-netcdf', extension='.nc'),
]
if __name__ == '__main__':
try:
session.add_all(objects)
session.commit()
except:
session.rollback()
def read(self, identifier):
try:
return self.serialize(self._get_instance(identifier))
except:
session.rollback()
raise