def get_data_response(self,
command: ChartDataCommand,
force_cached: bool = False) -> Response:
try:
result = command.run(force_cached=force_cached)
except ChartDataCacheLoadError as exc:
return self.response_422(message=exc.message)
except ChartDataQueryFailedError as exc:
return self.response_400(message=exc.message)
result_format = result["query_context"].result_format
if result_format == ChartDataResultFormat.CSV:
# Verify user has permission to export CSV file
if not security_manager.can_access("can_csv", "Superset"):
return self.response_403()
# return the first result
data = result["queries"][0]["data"]
return CsvResponse(data, headers=generate_download_headers("csv"))
if result_format == ChartDataResultFormat.JSON:
response_data = simplejson.dumps(
{"result": result["queries"]},
default=json_int_dttm_ser,
ignore_nan=True,
)
resp = make_response(response_data, 200)
resp.headers["Content-Type"] = "application/json; charset=utf-8"
return resp
return self.response_400(
message=f"Unsupported result_format: {result_format}")
def send_chart_response(
self,
result: Dict[Any, Any],
form_data: Optional[Dict[str, Any]] = None,
) -> Response:
result_type = result["query_context"].result_type
result_format = result["query_context"].result_format
# Post-process the data so it matches the data presented in the chart.
# This is needed for sending reports based on text charts that do the
# post-processing of data, eg, the pivot table.
if result_type == ChartDataResultType.POST_PROCESSED:
result = apply_post_process(result, form_data)
if result_format == ChartDataResultFormat.CSV:
# Verify user has permission to export CSV file
if not security_manager.can_access("can_csv", "Superset"):
return self.response_403()
# return the first result
data = result["queries"][0]["data"]
return CsvResponse(data, headers=generate_download_headers("csv"))
if result_format == ChartDataResultFormat.JSON:
response_data = simplejson.dumps(
{"result": result["queries"]},
default=json_int_dttm_ser,
ignore_nan=True,
)
resp = make_response(response_data, 200)
resp.headers["Content-Type"] = "application/json; charset=utf-8"
return resp
return self.response_400(
message=f"Unsupported result_format: {result_format}")
def get_data_response(self,
command: ChartDataCommand,
force_cached: bool = False) -> Response:
try:
result = command.run(force_cached=force_cached)
except ChartDataCacheLoadError as exc:
return self.response_422(message=exc.message)
except ChartDataQueryFailedError as exc:
return self.response_400(message=exc.message)
result_format = result["query_context"].result_format
if result_format == ChartDataResultFormat.CSV:
# return the first result
data = result["queries"][0]["data"]
return CsvResponse(data, headers=generate_download_headers("csv"))
if result_format == ChartDataResultFormat.JSON:
response_data = simplejson.dumps(
{"result": result["queries"]},
default=json_int_dttm_ser,
ignore_nan=True,
)
resp = make_response(response_data, 200)
resp.headers["Content-Type"] = "application/json; charset=utf-8"
return resp
if result_format == ChartDataResultFormat.XLSX:
sio = BytesIO()
df = pandas.DataFrame(result["queries"][0]["data"])
writer = pandas.ExcelWriter(sio, engine='xlsxwriter')
df.to_excel(writer, sheet_name="Лист 1", index=None)
writer.save()
sio.seek(0)
workbook = sio.getvalue()
return CsvResponse(workbook,
headers=generate_download_headers("xlsx"))
return self.response_400(
message=f"Unsupported result_format: {result_format}")
def send_chart_response(self, result: Dict[Any, Any]) -> Response:
result_format = result["query_context"].result_format
if result_format == ChartDataResultFormat.CSV:
# Verify user has permission to export CSV file
if not security_manager.can_access("can_csv", "Superset"):
return self.response_403()
# return the first result
data = result["queries"][0]["data"]
return CsvResponse(data, headers=generate_download_headers("csv"))
if result_format == ChartDataResultFormat.JSON:
response_data = simplejson.dumps(
{"result": result["queries"]},
default=json_int_dttm_ser,
ignore_nan=True,
)
resp = make_response(response_data, 200)
resp.headers["Content-Type"] = "application/json; charset=utf-8"
return resp
return self.response_400(
message=f"Unsupported result_format: {result_format}")
def data(self) -> Response: # pylint: disable=too-many-return-statements
"""
Takes a query context constructed in the client and returns payload
data response for the given query.
---
post:
description: >-
Takes a query context constructed in the client and returns payload data
response for the given query.
requestBody:
description: >-
A query context consists of a datasource from which to fetch data
and one or many query objects.
required: true
content:
application/json:
schema:
$ref: "#/components/schemas/ChartDataQueryContextSchema"
responses:
200:
description: Query result
content:
application/json:
schema:
$ref: "#/components/schemas/ChartDataResponseSchema"
400:
$ref: '#/components/responses/400'
500:
$ref: '#/components/responses/500'
"""
if request.is_json:
json_body = request.json
elif request.form.get("form_data"):
# CSV export submits regular form data
json_body = json.loads(request.form["form_data"])
else:
return self.response_400(message="Request is not JSON")
try:
query_context = ChartDataQueryContextSchema().load(json_body)
except KeyError:
return self.response_400(message="Request is incorrect")
except ValidationError as error:
return self.response_400(message=_(
"Request is incorrect: %(error)s", error=error.messages))
try:
query_context.raise_for_access()
except SupersetSecurityException:
return self.response_401()
payload = query_context.get_payload()
for query in payload:
if query.get("error"):
return self.response_400(message=f"Error: {query['error']}")
result_format = query_context.result_format
if result_format == ChartDataResultFormat.CSV:
# return the first result
result = payload[0]["data"]
return CsvResponse(
result,
status=200,
headers=generate_download_headers("csv"),
mimetype="application/csv",
)
if result_format == ChartDataResultFormat.JSON:
response_data = simplejson.dumps({"result": payload},
default=json_int_dttm_ser,
ignore_nan=True)
resp = make_response(response_data, 200)
resp.headers["Content-Type"] = "application/json; charset=utf-8"
return resp
return self.response_400(
message=f"Unsupported result_format: {result_format}")