def run(target_folder, coordinate_table, coordinate_column_x,
coordinate_column_y, source_proj4, target_proj4):
target_path = join(target_folder, 'converted_coordinate_table.csv')
try:
transform_x_y = get_transformPoint(source_proj4, target_proj4)
except GeometryError:
try:
get_spatialReference(source_proj4)
except GeometryError:
exit(SPATIAL_REFERENCE_INVALID % ('source', source_proj4))
try:
get_spatialReference(target_proj4)
except GeometryError:
exit(SPATIAL_REFERENCE_INVALID % ('target', target_proj4))
columns = list(coordinate_table.columns)
column_x_index = _get_column_index(columns, coordinate_column_x, 'x')
column_y_index = _get_column_index(columns, coordinate_column_y, 'y')
columns, order_x_y = _prepare_columns(columns, target_proj4)
csv_writer = csv.writer(open(target_path, 'w'))
csv_writer.writerow(columns)
for index, row in enumerate(coordinate_table.values):
row = list(row)
old_x, old_y = row[column_x_index], row[column_y_index]
try:
new_x, new_y = transform_x_y(old_x, old_y)
except RuntimeError:
print_error(COORDINATES_NOT_TRANSFORMED, index, old_x, old_y)
csv_writer.writerow(row + ['', ''])
continue
csv_writer.writerow(row + order_x_y(new_x, new_y))
return [
('converted_coordinate_table_path', target_path),
]
def run(
target_folder, coordinate_table,
coordinate_column_x, coordinate_column_y,
source_proj4, target_proj4):
target_path = join(target_folder, 'converted_coordinate_table.csv')
try:
transform_x_y = get_transformPoint(source_proj4, target_proj4)
except GeometryError:
try:
get_spatialReference(source_proj4)
except GeometryError:
exit(SPATIAL_REFERENCE_INVALID % ('source', source_proj4))
try:
get_spatialReference(target_proj4)
except GeometryError:
exit(SPATIAL_REFERENCE_INVALID % ('target', target_proj4))
columns = list(coordinate_table.columns)
column_x_index = _get_column_index(columns, coordinate_column_x, 'x')
column_y_index = _get_column_index(columns, coordinate_column_y, 'y')
columns, order_x_y = _prepare_columns(columns, target_proj4)
csv_writer = csv.writer(open(target_path, 'w'))
csv_writer.writerow(columns)
for index, row in enumerate(coordinate_table.values):
row = list(row)
old_x, old_y = row[column_x_index], row[column_y_index]
try:
new_x, new_y = transform_x_y(old_x, old_y)
except RuntimeError:
print_error(COORDINATES_NOT_TRANSFORMED, index, old_x, old_y)
csv_writer.writerow(row + ['', ''])
continue
csv_writer.writerow(row + order_x_y(new_x, new_y))
return [
('converted_coordinate_table_path', target_path),
]
def test_get_spatialReference_runs(self):
get_spatialReference(proj4LL)
with self.assertRaises(GeometryError):
get_spatialReference('')
def _normalize_proj4(proj4):
return get_spatialReference(proj4).ExportToProj4()
def _normalize_proj4(proj4):
return get_spatialReference(proj4).ExportToProj4()
