def test_fid(fid_source, fid_field, id_expect, ngw_resource_group, ngw_txn): src = Path(__file__).parent / 'data' / 'type.geojson' dataset = ogr.Open(str(src)) assert dataset is not None, gdal.GetLastErrorMsg() layer = dataset.GetLayer(0) assert layer is not None, gdal.GetLastErrorMsg() res = VectorLayer(parent_id=ngw_resource_group, display_name='test_fid', owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=3857).one(), tbl_uuid=uuid4().hex) res.persist() res.setup_from_ogr(layer, fid_params=dict(fid_source=fid_source, fid_field=fid_field)) res.load_from_ogr(layer) DBSession.flush() query = res.feature_query() query.filter_by(id=id_expect) assert query().total_count == 1
def frtc(ngw_resource_group): with transaction.manager: layer = RasterLayer( parent_id=ngw_resource_group, display_name='test-render-layer', owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=3857).one(), xsize=100, ysize=100, dtype='Byte', band_count=3, ).persist() style = RasterStyle( parent=layer, display_name='test-render-style', owner_user=User.by_keyname('administrator'), ).persist() result = ResourceTileCache(resource=style, ).persist() result.async_writing = True DBSession.flush() result.initialize() yield result with transaction.manager: DBSession.delete( ResourceTileCache.filter_by(resource_id=result.resource_id).one()) DBSession.delete(RasterStyle.filter_by(id=style.id).one()) DBSession.delete(RasterLayer.filter_by(id=layer.id).one())
def test_load_file( source, band_count, srs_id, ngw_env, ngw_txn, ngw_resource_group, cog ): res = RasterLayer( parent_id=ngw_resource_group, display_name='test:{}'.format(source), owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=srs_id).one(), ).persist() res.load_file( os.path.join(os.path.split(__file__)[0], "data", source), ngw_env, cog, ) assert res.band_count == band_count fn_data = ngw_env.file_storage.filename(res.fileobj) assert not os.path.islink(fn_data) fn_work = ngw_env.raster_layer.workdir_filename(res.fileobj) assert os.path.islink(fn_work) and os.path.realpath(fn_work) == fn_data warnings, errors, _ = validate(fn_work, full_check=True) if cog: assert len(errors) == 0 if not cog: assert len(errors) == 1
def test_geometry(create_resource, geom_type, ngw_resource_group_sub, ngw_httptest_app): data = Path(nextgisweb.feature_layer.test.__file__).parent \ / 'data' / 'geometry' / f'{geom_type}.geojson' geojson = json.loads(data.read_text()) gj_fs = geojson['features'] ds = ogr.Open(str(data)) ogrlayer = ds.GetLayer(0) with create_resource(ogrlayer, ngw_resource_group_sub, ngw_httptest_app=ngw_httptest_app) as layer: # IFeatureQuery # - geom query = layer.feature_query() query.geom() for i, f in enumerate(query()): cmp_geom(gj_fs[i]['geometry'], f.geom, layer.srs) # - srs srs = SRS.filter_by(id=4326).one() query = layer.feature_query() query.geom() query.srs(srs) for i, f in enumerate(query()): cmp_geom(gj_fs[i]['geometry'], f.geom, srs)
def test_size_limit(size_limit, width, height, band_count, datatype, ok, ngw_env, ngw_resource_group): res = RasterLayer( parent_id=ngw_resource_group, display_name='test-raster-limit', owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=3857).one(), ).persist() driver = gdal.GetDriverByName('GTiff') proj = res.srs.to_osr() proj_wkt = proj.ExportToWkt() with ngw_env.raster_layer.options.override(dict(size_limit=size_limit)): with NamedTemporaryFile('w') as f: ds = driver.Create(f.name, width, height, band_count, datatype) ds.SetProjection(proj_wkt) ds.FlushCache() ds = None f.flush() if ok: res.load_file(f.name, ngw_env) else: with pytest.raises(ValidationError): res.load_file(f.name, ngw_env) DBSession.expunge(res)
def test_from_fields(ngw_resource_group, ngw_txn): res = VectorLayer( parent_id=ngw_resource_group, display_name='from_fields', owner_user=User.by_keyname('administrator'), geometry_type='POINT', srs=SRS.filter_by(id=3857).one(), tbl_uuid=six.text_type(uuid4().hex), ) res.setup_from_fields([ dict(keyname='integer', datatype=FIELD_TYPE.INTEGER), dict(keyname='bigint', datatype=FIELD_TYPE.BIGINT), dict(keyname='real', datatype=FIELD_TYPE.REAL), dict(keyname='string', datatype=FIELD_TYPE.STRING, label_field=True), dict(keyname='date', datatype=FIELD_TYPE.DATE), dict(keyname='time', datatype=FIELD_TYPE.TIME), dict(keyname='datetime', datatype=FIELD_TYPE.DATETIME), ]) res.persist() assert res.feature_label_field.keyname == 'string' DBSession.flush()
def type_layer(ngw_resource_group): with transaction.manager: vl_type = VectorLayer( parent_id=ngw_resource_group, display_name='type', owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=3857).one(), tbl_uuid=uuid4().hex, ).persist() import nextgisweb.vector_layer.test path = Path( nextgisweb.vector_layer.test.__file__).parent / 'data/type.geojson' ogrds = ogr.Open(str(path)) ogrlayer = ogrds.GetLayer(0) vl_type.setup_from_ogr(ogrlayer) vl_type.load_from_ogr(ogrlayer) DBSession.flush() DBSession.expunge(vl_type) yield vl_type.id with transaction.manager: DBSession.delete(VectorLayer.filter_by(id=vl_type.id).one())
def test_id_field(data, ngw_resource_group): res = VectorLayer(parent_id=ngw_resource_group, display_name=f'test-{data}', owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=3857).one(), tbl_uuid=uuid4().hex).persist() src = os.path.join(DATA_PATH, f'{data}.geojson') ds = ogr.Open(src) layer = ds.GetLayer(0) with pytest.raises(ValidationError): res.setup_from_ogr(layer) fid_params = dict(fid_source=FID_SOURCE.FIELD, fid_field=['id']) with pytest.raises(ValidationError): res.setup_from_ogr(layer, fid_params=fid_params) res.setup_from_ogr(layer, fix_errors=ERROR_FIX.SAFE, fid_params=fid_params) res.load_from_ogr(layer) DBSession.flush() query = res.feature_query() feature = query().one() assert feature.id == 1 assert list(feature.fields.keys()) == ['id_1']
def test_from_ogr(data, ngw_resource_group, ngw_txn): src = os.path.join(DATA_PATH, data) dsource = ogr.Open('/vsizip/' + src) layer = dsource.GetLayer(0) res = VectorLayer( parent_id=ngw_resource_group, display_name='from_ogr', owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=3857).one(), tbl_uuid=six.text_type(uuid4().hex), ) res.persist() res.setup_from_ogr(layer, lambda x: x) res.load_from_ogr(layer, lambda x: x) DBSession.flush() features = list(res.feature_query()()) assert len(features) == 1 feature = features[0] assert feature.id == 1 fields = feature.fields assert fields['int'] == -1 # TODO: Date, time and datetime tests fails on shapefile # assert fields['date'] == date(2001, 1, 1) # assert fields['time'] == time(23, 59, 59) # assert fields['datetime'] == datetime(2001, 1, 1, 23, 59, 0) assert fields['string'] == "Foo bar" assert fields[ 'unicode'] == 'Значимость этих проблем настолько очевидна, что реализация намеченных плановых заданий требуют определения и уточнения.' # NOQA: E501
def vlayer_id(ngw_resource_group): with transaction.manager: res_vl = VectorLayer( parent_id=ngw_resource_group, display_name='test_cyrillic', owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=3857).one(), tbl_uuid=uuid4().hex, ).persist() geojson = { 'type': 'FeatureCollection', 'crs': { 'type': 'name', 'properties': { 'name': 'urn:ogc:def:crs:EPSG::3857' } }, 'features': [{ 'type': 'Feature', 'properties': { 'field1': 1, 'поле2': 'значение1', '!field3': '!@#$%^&*()значение1' }, 'geometry': { 'type': 'Point', 'coordinates': [0, 0] } }, { 'type': 'Feature', 'properties': { 'field1': 2, 'поле2': 'значение2', '!field3': '!@#$%^&*()значение2' }, 'geometry': { 'type': 'Point', 'coordinates': [10, 10] } }] } dsource = ogr.Open(json.dumps(geojson)) layer = dsource.GetLayer(0) res_vl.setup_from_ogr(layer) res_vl.load_from_ogr(layer) DBSession.flush() DBSession.expunge(res_vl) yield res_vl.id with transaction.manager: DBSession.delete(VectorLayer.filter_by(id=res_vl.id).one())
def test_create(filename, options, checks, ngw_resource_group, ngw_txn): obj = VectorLayer(parent_id=ngw_resource_group, display_name='vector_layer', owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=3857).one(), tbl_uuid=six.text_type(uuid4().hex)).persist() src = str(path / filename) ds = ogr.Open(src) layer = ds.GetLayer(0) geom_cast_params = dict(geometry_type=options.get('geometry_type'), is_multi=options.get('is_multi'), has_z=options.get('has_z')) def setup_and_load(): setup_kwargs = dict() load_kwargs = dict() if 'skip_other_geometry_types' in options: setup_kwargs['skip_other_geometry_types'] = options[ 'skip_other_geometry_types'] load_kwargs['skip_other_geometry_types'] = options[ 'skip_other_geometry_types'] if 'fix_errors' in options: load_kwargs['fix_errors'] = options['fix_errors'] if 'skip_errors' in options: load_kwargs['skip_errors'] = options['skip_errors'] obj.setup_from_ogr(layer, geom_cast_params=geom_cast_params, **setup_kwargs) obj.load_from_ogr(layer, **load_kwargs) if 'exception' in checks: with pytest.raises(checks['exception']): setup_and_load() DBSession.expunge(obj) else: setup_and_load() DBSession.flush() if 'geometry_type' in checks: exp_geometry_type = checks['geometry_type'] assert obj.geometry_type == exp_geometry_type, \ "Expected geometry type was {} but actually got {}".format( exp_geometry_type, obj.geometry_type) if 'feature_count' in checks: exp_feature_count = checks['feature_count'] query = obj.feature_query() feature_count = query().total_count assert feature_count == exp_feature_count, \ "Expected feature count was {} but got {}".format( exp_feature_count, feature_count)
def vector_layer(display_name, parent_id): res = VectorLayer( parent_id=parent_id, display_name=display_name, owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=3857).one(), geometry_type='POINT', tbl_uuid=six.text_type(uuid4().hex), ).persist() res.setup_from_fields([]) return res
def vector_layer_id(ngw_resource_group): with transaction.manager: obj = VectorLayer( parent_id=ngw_resource_group, display_name='test_wfs_vector_layer', owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=3857).one(), tbl_uuid=uuid4().hex, ).persist() geojson = { 'type': 'FeatureCollection', 'crs': { 'type': 'name', 'properties': { 'name': 'urn:ogc:def:crs:EPSG::3857' } }, 'features': [{ 'type': 'Feature', 'properties': { 'name': 'feature1' }, 'geometry': { 'type': 'Point', 'coordinates': [0, 0] } }, { 'type': 'Feature', 'properties': { 'price': -1 }, 'geometry': { 'type': 'Point', 'coordinates': [10, 10] } }] } dsource = ogr.Open(json.dumps(geojson)) layer = dsource.GetLayer(0) obj.setup_from_ogr(layer) obj.load_from_ogr(layer) DBSession.flush() DBSession.expunge(obj) yield obj.id with transaction.manager: DBSession.delete(VectorLayer.filter_by(id=obj.id).one())
def frtc(ngw_resource_group, ngw_txn): vector_layer = VectorLayer(parent_id=ngw_resource_group, display_name='from_fields', owner_user=User.by_keyname('administrator'), geometry_type='POINT', srs=SRS.filter_by(id=3857).one(), tbl_uuid=six.text_type(uuid4().hex)).persist() vector_layer.setup_from_fields([]) result = ResourceTileCache(resource=vector_layer, ).persist() DBSession.flush() result.initialize() return result
def service_id(ngw_resource_group): with transaction.manager: res_vl = VectorLayer( parent_id=ngw_resource_group, display_name='test_vector_layer', owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=3857).one(), tbl_uuid=six.text_type(uuid4().hex), ).persist() geojson = { 'type': 'FeatureCollection', 'crs': {'type': 'name', 'properties': {'name': 'urn:ogc:def:crs:EPSG::3857'}}, 'features': [{ 'type': 'Feature', 'properties': {'name': 'feature1'}, 'geometry': {'type': 'Point', 'coordinates': [0, 0]} }, { 'type': 'Feature', 'properties': {'price': -1}, 'geometry': {'type': 'Point', 'coordinates': [10, 10]} }] } dsource = ogr.Open(json.dumps(geojson)) layer = dsource.GetLayer(0) res_vl.setup_from_ogr(layer, lambda x: x) res_vl.load_from_ogr(layer, lambda x: x) DBSession.flush() res_wfs = WFSService( parent_id=ngw_resource_group, display_name='test_wfsserver_service', owner_user=User.by_keyname('administrator'), ).persist() res_wfs.layers.append(WFSLayer( resource=res_vl, keyname='test', display_name='test', maxfeatures=1000, )) DBSession.flush() DBSession.expunge(res_vl) DBSession.expunge(res_wfs) yield res_wfs.id with transaction.manager: DBSession.delete(VectorLayer.filter_by(id=res_vl.id).one()) DBSession.delete(WFSService.filter_by(id=res_wfs.id).one())
def test_type_geojson(ngw_resource_group, ngw_txn): src = Path(__file__).parent / 'data' / 'type.geojson' dataset = ogr.Open(str(src)) assert dataset is not None, gdal.GetLastErrorMsg() layer = dataset.GetLayer(0) assert layer is not None, gdal.GetLastErrorMsg() res = VectorLayer(parent_id=ngw_resource_group, display_name='from_ogr', owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=3857).one(), tbl_uuid=six.text_type(uuid4().hex)) res.persist() res.setup_from_ogr(layer, lambda x: x) res.load_from_ogr(layer, lambda x: x) layer.ResetReading() DBSession.flush() def field_as(f, n, t): fidx = f.GetFieldIndex(n) if f.IsFieldNull(fidx): return None attr = getattr(f, 'GetFieldAs' + t) result = attr(fidx) if t in ('Date', 'Time', 'DateTime'): result = [int(v) for v in result] if t == 'String' and six.PY2: result = result.decode('utf-8') return result for feat, ref in zip(res.feature_query()(), layer): fields = feat.fields assert fields['null'] == field_as(ref, 'null', None) assert fields['int'] == field_as(ref, 'int', 'Integer') assert fields['real'] == field_as(ref, 'real', 'Double') assert fields['date'] == date(*field_as(ref, 'date', 'DateTime')[0:3]) assert fields['time'] == time(*field_as(ref, 'time', 'DateTime')[3:6]) assert fields['datetime'] == datetime( *field_as(ref, 'datetime', 'DateTime')[0:6]) assert fields['string'] == field_as(ref, 'string', 'String') assert fields['unicode'] == field_as(ref, 'unicode', 'String')
def create_feature_layer(ogrlayer, parent_id, **kwargs): with transaction.manager: layer = VectorLayer( parent_id=parent_id, display_name='Feature layer (vector)', owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=3857).one(), tbl_uuid=uuid4().hex, ).persist() layer.setup_from_ogr(ogrlayer) layer.load_from_ogr(ogrlayer) DBSession.flush() yield layer
def test_size_limit_reproj(source, size_expect, ngw_env, ngw_resource_group): res = RasterLayer( parent_id=ngw_resource_group, display_name='test-raster-limit-reproj', owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=3857).one(), ).persist() filename = os.path.join(os.path.split(__file__)[0], 'data', source) with ngw_env.raster_layer.options.override(dict(size_limit=size_expect - 100)): with pytest.raises(ValidationError): res.load_file(filename, ngw_env) with ngw_env.raster_layer.options.override(dict(size_limit=size_expect)): res.load_file(filename, ngw_env) DBSession.expunge(res)
def wfs_service_path(ngw_resource_group, ngw_httptest_app): with transaction.manager: vl_type = VectorLayer( parent_id=ngw_resource_group, display_name='type', owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=3857).one(), tbl_uuid=six.text_type(uuid4().hex), ).persist() dsource = type_geojson_dataset('type.geojson') layer = dsource.GetLayer(0) vl_type.setup_from_ogr(layer, lambda x: x) vl_type.load_from_ogr(layer, lambda x: x) DBSession.flush() # NOTE: GDAL doesn't support time fields in GML / WFS. It completely breaks # XSD schema parsing. Delete the time field to pass tests. DBSession.delete(vl_type.field_by_keyname('time')) wfs_service = WFSService( parent_id=ngw_resource_group, display_name='test_wfsserver_service', owner_user=User.by_keyname('administrator'), ).persist() wfs_service.layers.append( WFS_Service_Layer(resource=vl_type, keyname='type', display_name='type', maxfeatures=1000)) DBSession.flush() DBSession.expunge(vl_type) DBSession.expunge(wfs_service) path = '{}/api/resource/{}/wfs'.format(ngw_httptest_app.base_url, wfs_service.id) yield path with transaction.manager: DBSession.delete(VectorLayer.filter_by(id=vl_type.id).one()) DBSession.delete(WFSService.filter_by(id=wfs_service.id).one())
def create_feature_layer(ogrlayer, parent_id, ngw_httptest_app): if not env.options.get('component.wfsclient'): pytest.skip("wfsclient is not available") with create_vector_layer(ogrlayer, parent_id) as vlayer: with transaction.manager: res_common = dict(parent_id=parent_id, owner_user=User.by_keyname('administrator')) service = WFSService( **res_common, display_name='WFS service', ).persist() service_layer = WFS_Service_Layer(resource_id=vlayer.id, display_name='Layer', keyname='layer') service.layers.append(service_layer) with transaction.manager: wfs_path = '{}/api/resource/{}/wfs'.format( ngw_httptest_app.base_url, service.id) connection = WFSConnection( **res_common, display_name='WFS connection', path=wfs_path, version='2.0.2', username='******', password='******', ).persist() layer = WFSLayer( **res_common, display_name='Feature layer (WFS)', connection=connection, srs=SRS.filter_by(id=3857).one(), layer_name=service_layer.keyname, column_geom='geom', geometry_srid=vlayer.srs_id, geometry_type='POINT', ).persist() DBSession.flush() layer.setup() yield layer
def test_from_ogr(txn, data): src = os.path.join(DATA_PATH, data) dsource = ogr.Open(src) layer = dsource.GetLayer(0) res = VectorLayer( parent_id=0, display_name='from_ogr', owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=3857).one(), tbl_uuid=unicode(uuid4().hex), ) res.persist() res.setup_from_ogr(layer, lambda x: x) res.load_from_ogr(layer, lambda x: x) DBSession.flush()
def service(ngw_resource_group): with transaction.manager: res_vl = VectorLayer( parent_id=ngw_resource_group, display_name='test_vector_layer', owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=3857).one(), tbl_uuid=six.text_type(uuid4().hex), ).persist() dsource = type_geojson_dataset() layer = dsource.GetLayer(0) res_vl.setup_from_ogr(layer, lambda x: x) res_vl.load_from_ogr(layer, lambda x: x) DBSession.flush() res_wfs = WFSService( parent_id=ngw_resource_group, display_name='test_wfsserver_service', owner_user=User.by_keyname('administrator'), ).persist() res_wfs.layers.append( WFSLayer( resource=res_vl, keyname='test', display_name='test', maxfeatures=1000, )) DBSession.flush() DBSession.expunge(res_vl) DBSession.expunge(res_wfs) yield res_wfs.id with transaction.manager: DBSession.delete(VectorLayer.filter_by(id=res_vl.id).one()) DBSession.delete(WFSService.filter_by(id=res_wfs.id).one())
def test_load_file(source, band_count, ngw_env, ngw_txn, ngw_resource_group): res = RasterLayer( parent_id=ngw_resource_group, display_name='test:{}'.format(source), owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=3857).one(), ).persist() res.load_file(os.path.join(os.path.split(__file__)[0], 'data', source), ngw_env) assert res.band_count == band_count fn_data = ngw_env.file_storage.filename(res.fileobj) assert not os.path.islink(fn_data) fn_work = ngw_env.raster_layer.workdir_filename(res.fileobj) assert os.path.islink(fn_work) and os.path.realpath(fn_work) == fn_data # Check for raster overviews assert os.path.isfile(fn_work + '.ovr')
def resource(ngw_txn, ngw_resource_group): src = os.path.join(DATA_PATH, 'geojson-point.zip/layer.geojson') dsource = ogr.Open('/vsizip/' + src) layer = dsource.GetLayer(0) resource = VectorLayer( parent_id=ngw_resource_group, display_name='from_ogr', owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=3857).one(), tbl_uuid=six.text_type(uuid4().hex), ) resource.persist() resource.setup_from_ogr(layer, lambda x: x) resource.load_from_ogr(layer, lambda x: x) DBSession.flush() return resource
def rlayer_id(ngw_env, ngw_resource_group): with transaction.manager: obj = RasterLayer(parent_id=ngw_resource_group, display_name='test-wms-rlayer', owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=3857).one()).persist() import nextgisweb.raster_layer.test path = Path( nextgisweb.raster_layer.test.__file__).parent / 'data/rounds.tif' obj.load_file(str(path), ngw_env) DBSession.flush() DBSession.expunge(obj) yield obj.id with transaction.manager: DBSession.delete(RasterLayer.filter_by(id=obj.id).one())
def make_layer_style(ngw_resource_group, num): layer = RasterLayer( parent_id=ngw_resource_group, display_name=f'test-render-layer-{num}', owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=3857).one(), xsize=100, ysize=100, dtype='Byte', band_count=3, ).persist() style = RasterStyle( parent=layer, display_name=f'test-render-style-{num}', owner_user=User.by_keyname('administrator'), ).persist() DBSession.flush() DBSession.expunge(style) return layer.id, style.id
def raster_layer_id(ngw_env, ngw_resource_group): with transaction.manager: obj = RasterLayer( parent_id=ngw_resource_group, display_name="raster_layer.test:export", owner_user=User.by_keyname("administrator"), srs=SRS.filter_by(id=3857).one(), ).persist() obj.load_file( os.path.join( os.path.split(__file__)[0], "data", "sochi-aster-colorized.tif"), ngw_env) DBSession.flush() DBSession.expunge(obj) yield obj.id with transaction.manager: DBSession.delete(RasterLayer.filter_by(id=obj.id).one())
def test_error_limit(ngw_resource_group): res = VectorLayer(parent_id=ngw_resource_group, display_name='error-limit', owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=3857).one(), tbl_uuid=uuid4().hex) res.persist() ds = ogr.GetDriverByName('Memory').CreateDataSource('') srs = osr.SpatialReference() srs.ImportFromEPSG(4326) layer = ds.CreateLayer('layer_with_errors', srs=srs, geom_type=ogr.wkbPoint) defn = layer.GetLayerDefn() some = 3 for i in range(error_limit + some): feature = ogr.Feature(defn) if i < error_limit: feature.SetGeometry(None) else: feature.SetGeometry(ogr.CreateGeometryFromWkt('POINT (0 0)')) layer.CreateFeature(feature) res.setup_from_ogr(layer) opts = dict(fix_errors=ERROR_FIX.NONE, skip_other_geometry_types=False) with pytest.raises(ValidationError) as excinfo: res.load_from_ogr(layer, **opts, skip_errors=False) assert excinfo.value.detail is not None res.load_from_ogr(layer, **opts, skip_errors=True) DBSession.flush() assert res.feature_query()().total_count == some
def test_geom_field(ngw_resource_group): res = VectorLayer(parent_id=ngw_resource_group, display_name='test-geom-fld', owner_user=User.by_keyname('administrator'), srs=SRS.filter_by(id=3857).one(), tbl_uuid=uuid4().hex).persist() src = os.path.join(DATA_PATH, 'geom-fld.geojson') ds = ogr.Open(src) layer = ds.GetLayer(0) with pytest.raises(ValidationError): res.setup_from_ogr(layer) res.setup_from_ogr(layer, fix_errors=ERROR_FIX.SAFE) res.load_from_ogr(layer) DBSession.flush() query = res.feature_query() feature = query().one() assert feature.id == 1 assert list(feature.fields.keys()) == ['geom_1']
def test_from_fields(txn): res = VectorLayer( parent_id=0, display_name='from_fields', owner_user=User.by_keyname('administrator'), geometry_type='POINT', srs=SRS.filter_by(id=3857).one(), tbl_uuid=unicode(uuid4().hex), ) res.setup_from_fields([ dict(keyname='integer', datatype=FIELD_TYPE.INTEGER), dict(keyname='bigint', datatype=FIELD_TYPE.BIGINT), dict(keyname='real', datatype=FIELD_TYPE.REAL), dict(keyname='string', datatype=FIELD_TYPE.STRING), dict(keyname='date', datatype=FIELD_TYPE.DATE), dict(keyname='time', datatype=FIELD_TYPE.TIME), dict(keyname='datetime', datatype=FIELD_TYPE.DATETIME), ]) res.persist() DBSession.flush()
def load_shape_dicts(cls, force=False): print 'Loading shapes...' shape_dicts = { FEDERAL_KEYNAME: ('federal_districts.zip', 'Федеральные округа', { FEDERAL_ID_FIELD: 'Идентификатор', FEDERAL_NAME_FIELD: 'Наименование', FEDERAL_SHORT_NAME_FIELD: 'Короткое название', } ), REGIONS_KEYNAME: ('regions.zip', 'Регионы РФ', { REGIONS_ID_FIELD: 'Идентификатор', REGIONS_NAME_FIELD: 'Наименование', } ), DISTRICT_KEYNAME: ('districts.zip', 'Районы', { DISTRICT_ID_FIELD: 'Идентификатор', DISTRICT_NAME_FIELD: 'Наименование', DISTRICT_PARENT_ID_FIELD: 'Ид. родительского региона', DISTRICT_SHORT_NAME_FIELD: 'Короткое название' } ), } # get principals adminusr = User.filter_by(keyname='administrator').one() admingrp = Group.filter_by(keyname='administrators').one() everyone = User.filter_by(keyname='everyone').one() # get root resource try: root_res = ResourceGroup.filter_by(keyname=DICTIONARY_GROUP_KEYNAME).one() except NoResultFound: raise Exception('Need dictionaries group resource!') # create shapes for (dict_keyname, (dict_file, dict_display_name, dict_fields)) in shape_dicts.iteritems(): try: vec_res = VectorLayer.filter_by(keyname=dict_keyname).one() print ' Dictionary "%s" already exists' % dict_keyname if force: print ' Force recreate "%s"' % dict_keyname # try to drop old table try: VectorLayerUpdater.drop_vector_layer_table(vec_res.tbl_uuid) except: pass else: continue except NoResultFound: vec_res = VectorLayer(owner_user=adminusr, display_name=dict_display_name, keyname=dict_keyname, parent=root_res) vec_res.acl.append(ACLRule( principal=admingrp, action='allow')) vec_res.srs = SRS.filter_by(id=3857).one() datafile = path.join(BASE_PATH, dict_file) encoding = 'utf-8' iszip = zipfile.is_zipfile(datafile) try: #open ogr ds if iszip: ogrfn = tempfile.mkdtemp() zipfile.ZipFile(datafile, 'r').extractall(path=ogrfn) else: ogrfn = datafile with _set_encoding(encoding) as sdecode: ogrds = ogr.Open(ogrfn) recode = sdecode if ogrds is None: raise VE("Библиотеке OGR не удалось открыть файл") drivername = ogrds.GetDriver().GetName() if drivername not in ('ESRI Shapefile', ): raise VE("Неподдерживаемый драйвер OGR: %s" % drivername) # check datasource if ogrds.GetLayerCount() < 1: raise VE("Набор данных не содержит слоёв.") if ogrds.GetLayerCount() > 1: raise VE("Набор данных содержит более одного слоя.") # open ogrlayer ogrlayer = ogrds.GetLayer(0) if ogrlayer is None: raise VE("Не удалось открыть слой.") # check layer if ogrlayer.GetSpatialRef() is None: raise VE("Не указана система координат слоя.") feat = ogrlayer.GetNextFeature() while feat: geom = feat.GetGeometryRef() if geom is None: raise VE("Объект %d не содержит геометрии." % feat.GetFID()) feat = ogrlayer.GetNextFeature() ogrlayer.ResetReading() vec_res.tbl_uuid = uuid.uuid4().hex with DBSession.no_autoflush: vec_res.setup_from_ogr(ogrlayer, recode) vec_res.load_from_ogr(ogrlayer, recode) finally: if iszip: shutil.rmtree(ogrfn) # display names for fields for field_keyname, field_dispname in dict_fields.iteritems(): VectorLayerUpdater.change_field_display_name(vec_res, field_keyname, field_dispname) vec_res.persist()