superset api 源码

  • 2022-10-20
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superset api 代码

文件路径:/superset/charts/api.py

# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.
import json
import logging
from datetime import datetime
from io import BytesIO
from typing import Any, Optional
from zipfile import ZipFile

from flask import redirect, request, Response, send_file, url_for
from flask_appbuilder.api import expose, protect, rison, safe
from flask_appbuilder.hooks import before_request
from flask_appbuilder.models.sqla.interface import SQLAInterface
from flask_babel import ngettext
from marshmallow import ValidationError
from werkzeug.wrappers import Response as WerkzeugResponse
from werkzeug.wsgi import FileWrapper

from superset import app, is_feature_enabled, thumbnail_cache
from superset.charts.commands.bulk_delete import BulkDeleteChartCommand
from superset.charts.commands.create import CreateChartCommand
from superset.charts.commands.delete import DeleteChartCommand
from superset.charts.commands.exceptions import (
    ChartBulkDeleteFailedError,
    ChartCreateFailedError,
    ChartDeleteFailedError,
    ChartForbiddenError,
    ChartInvalidError,
    ChartNotFoundError,
    ChartUpdateFailedError,
)
from superset.charts.commands.export import ExportChartsCommand
from superset.charts.commands.importers.dispatcher import ImportChartsCommand
from superset.charts.commands.update import UpdateChartCommand
from superset.charts.dao import ChartDAO
from superset.charts.filters import (
    ChartAllTextFilter,
    ChartCertifiedFilter,
    ChartCreatedByMeFilter,
    ChartFavoriteFilter,
    ChartFilter,
    ChartHasCreatedByFilter,
)
from superset.charts.schemas import (
    CHART_SCHEMAS,
    ChartPostSchema,
    ChartPutSchema,
    get_delete_ids_schema,
    get_export_ids_schema,
    get_fav_star_ids_schema,
    openapi_spec_methods_override,
    screenshot_query_schema,
    thumbnail_query_schema,
)
from superset.commands.importers.exceptions import NoValidFilesFoundError
from superset.commands.importers.v1.utils import get_contents_from_bundle
from superset.constants import MODEL_API_RW_METHOD_PERMISSION_MAP, RouteMethod
from superset.extensions import event_logger
from superset.models.slice import Slice
from superset.tasks.thumbnails import cache_chart_thumbnail
from superset.utils.screenshots import ChartScreenshot
from superset.utils.urls import get_url_path
from superset.views.base_api import (
    BaseSupersetModelRestApi,
    RelatedFieldFilter,
    requires_form_data,
    requires_json,
    statsd_metrics,
)
from superset.views.filters import BaseFilterRelatedUsers, FilterRelatedOwners

logger = logging.getLogger(__name__)
config = app.config


class ChartRestApi(BaseSupersetModelRestApi):
    datamodel = SQLAInterface(Slice)

    resource_name = "chart"
    allow_browser_login = True

    @before_request(only=["thumbnail", "screenshot", "cache_screenshot"])
    def ensure_thumbnails_enabled(self) -> Optional[Response]:
        if not is_feature_enabled("THUMBNAILS"):
            return self.response_404()
        return None

    include_route_methods = RouteMethod.REST_MODEL_VIEW_CRUD_SET | {
        RouteMethod.EXPORT,
        RouteMethod.IMPORT,
        RouteMethod.RELATED,
        "bulk_delete",  # not using RouteMethod since locally defined
        "viz_types",
        "favorite_status",
        "thumbnail",
        "screenshot",
        "cache_screenshot",
    }
    class_permission_name = "Chart"
    method_permission_name = MODEL_API_RW_METHOD_PERMISSION_MAP
    show_columns = [
        "cache_timeout",
        "certified_by",
        "certification_details",
        "changed_on_delta_humanized",
        "dashboards.dashboard_title",
        "dashboards.id",
        "dashboards.json_metadata",
        "description",
        "id",
        "owners.first_name",
        "owners.id",
        "owners.last_name",
        "owners.username",
        "dashboards.id",
        "dashboards.dashboard_title",
        "params",
        "slice_name",
        "thumbnail_url",
        "url",
        "viz_type",
        "query_context",
        "is_managed_externally",
    ]
    show_select_columns = show_columns + ["table.id"]
    list_columns = [
        "is_managed_externally",
        "certified_by",
        "certification_details",
        "cache_timeout",
        "changed_by.first_name",
        "changed_by.last_name",
        "changed_by_name",
        "changed_by_url",
        "changed_on_delta_humanized",
        "changed_on_utc",
        "created_by.first_name",
        "created_by.id",
        "created_by.last_name",
        "created_on_delta_humanized",
        "datasource_id",
        "datasource_name_text",
        "datasource_type",
        "datasource_url",
        "description",
        "description_markeddown",
        "edit_url",
        "id",
        "last_saved_at",
        "last_saved_by.id",
        "last_saved_by.first_name",
        "last_saved_by.last_name",
        "owners.first_name",
        "owners.id",
        "owners.last_name",
        "owners.username",
        "dashboards.id",
        "dashboards.dashboard_title",
        "params",
        "slice_name",
        "table.default_endpoint",
        "table.table_name",
        "thumbnail_url",
        "url",
        "viz_type",
    ]
    list_select_columns = list_columns + ["changed_by_fk", "changed_on"]
    order_columns = [
        "changed_by.first_name",
        "changed_on_delta_humanized",
        "datasource_id",
        "datasource_name",
        "last_saved_at",
        "last_saved_by.id",
        "last_saved_by.first_name",
        "last_saved_by.last_name",
        "slice_name",
        "viz_type",
    ]
    search_columns = [
        "created_by",
        "changed_by",
        "last_saved_at",
        "last_saved_by.id",
        "last_saved_by.first_name",
        "last_saved_by.last_name",
        "datasource_id",
        "datasource_name",
        "datasource_type",
        "description",
        "id",
        "owners",
        "dashboards",
        "slice_name",
        "viz_type",
    ]
    base_order = ("changed_on", "desc")
    base_filters = [["id", ChartFilter, lambda: []]]
    search_filters = {
        "id": [ChartFavoriteFilter, ChartCertifiedFilter],
        "slice_name": [ChartAllTextFilter],
        "created_by": [ChartHasCreatedByFilter, ChartCreatedByMeFilter],
    }

    # Will just affect _info endpoint
    edit_columns = ["slice_name"]
    add_columns = edit_columns

    add_model_schema = ChartPostSchema()
    edit_model_schema = ChartPutSchema()

    openapi_spec_tag = "Charts"
    """ Override the name set for this collection of endpoints """
    openapi_spec_component_schemas = CHART_SCHEMAS

    apispec_parameter_schemas = {
        "screenshot_query_schema": screenshot_query_schema,
        "get_delete_ids_schema": get_delete_ids_schema,
        "get_export_ids_schema": get_export_ids_schema,
        "get_fav_star_ids_schema": get_fav_star_ids_schema,
    }
    """ Add extra schemas to the OpenAPI components schema section """
    openapi_spec_methods = openapi_spec_methods_override
    """ Overrides GET methods OpenApi descriptions """

    order_rel_fields = {
        "slices": ("slice_name", "asc"),
        "owners": ("first_name", "asc"),
    }
    filter_rel_fields = {
        "owners": [["id", BaseFilterRelatedUsers, lambda: []]],
        "created_by": [["id", BaseFilterRelatedUsers, lambda: []]],
    }
    related_field_filters = {
        "owners": RelatedFieldFilter("first_name", FilterRelatedOwners),
        "created_by": RelatedFieldFilter("first_name", FilterRelatedOwners),
    }

    allowed_rel_fields = {"owners", "created_by"}

    @expose("/", methods=["POST"])
    @protect()
    @safe
    @statsd_metrics
    @event_logger.log_this_with_context(
        action=lambda self, *args, **kwargs: f"{self.__class__.__name__}.post",
        log_to_statsd=False,
    )
    @requires_json
    def post(self) -> Response:
        """Creates a new Chart
        ---
        post:
          description: >-
            Create a new Chart.
          requestBody:
            description: Chart schema
            required: true
            content:
              application/json:
                schema:
                  $ref: '#/components/schemas/{{self.__class__.__name__}}.post'
          responses:
            201:
              description: Chart added
              content:
                application/json:
                  schema:
                    type: object
                    properties:
                      id:
                        type: number
                      result:
                        $ref: '#/components/schemas/{{self.__class__.__name__}}.post'
            400:
              $ref: '#/components/responses/400'
            401:
              $ref: '#/components/responses/401'
            422:
              $ref: '#/components/responses/422'
            500:
              $ref: '#/components/responses/500'
        """
        try:
            item = self.add_model_schema.load(request.json)
        # This validates custom Schema with custom validations
        except ValidationError as error:
            return self.response_400(message=error.messages)
        try:
            new_model = CreateChartCommand(item).run()
            return self.response(201, id=new_model.id, result=item)
        except ChartInvalidError as ex:
            return self.response_422(message=ex.normalized_messages())
        except ChartCreateFailedError as ex:
            logger.error(
                "Error creating model %s: %s",
                self.__class__.__name__,
                str(ex),
                exc_info=True,
            )
            return self.response_422(message=str(ex))

    @expose("/<pk>", methods=["PUT"])
    @protect()
    @safe
    @statsd_metrics
    @event_logger.log_this_with_context(
        action=lambda self, *args, **kwargs: f"{self.__class__.__name__}.put",
        log_to_statsd=False,
    )
    @requires_json
    def put(self, pk: int) -> Response:
        """Changes a Chart
        ---
        put:
          description: >-
            Changes a Chart.
          parameters:
          - in: path
            schema:
              type: integer
            name: pk
          requestBody:
            description: Chart schema
            required: true
            content:
              application/json:
                schema:
                  $ref: '#/components/schemas/{{self.__class__.__name__}}.put'
          responses:
            200:
              description: Chart changed
              content:
                application/json:
                  schema:
                    type: object
                    properties:
                      id:
                        type: number
                      result:
                        $ref: '#/components/schemas/{{self.__class__.__name__}}.put'
            400:
              $ref: '#/components/responses/400'
            401:
              $ref: '#/components/responses/401'
            403:
              $ref: '#/components/responses/403'
            404:
              $ref: '#/components/responses/404'
            422:
              $ref: '#/components/responses/422'
            500:
              $ref: '#/components/responses/500'
        """
        try:
            item = self.edit_model_schema.load(request.json)
        # This validates custom Schema with custom validations
        except ValidationError as error:
            return self.response_400(message=error.messages)
        try:
            changed_model = UpdateChartCommand(pk, item).run()
            response = self.response(200, id=changed_model.id, result=item)
        except ChartNotFoundError:
            response = self.response_404()
        except ChartForbiddenError:
            response = self.response_403()
        except ChartInvalidError as ex:
            response = self.response_422(message=ex.normalized_messages())
        except ChartUpdateFailedError as ex:
            logger.error(
                "Error updating model %s: %s",
                self.__class__.__name__,
                str(ex),
                exc_info=True,
            )
            response = self.response_422(message=str(ex))

        return response

    @expose("/<pk>", methods=["DELETE"])
    @protect()
    @safe
    @statsd_metrics
    @event_logger.log_this_with_context(
        action=lambda self, *args, **kwargs: f"{self.__class__.__name__}.delete",
        log_to_statsd=False,
    )
    def delete(self, pk: int) -> Response:
        """Deletes a Chart
        ---
        delete:
          description: >-
            Deletes a Chart.
          parameters:
          - in: path
            schema:
              type: integer
            name: pk
          responses:
            200:
              description: Chart delete
              content:
                application/json:
                  schema:
                    type: object
                    properties:
                      message:
                        type: string
            401:
              $ref: '#/components/responses/401'
            403:
              $ref: '#/components/responses/403'
            404:
              $ref: '#/components/responses/404'
            422:
              $ref: '#/components/responses/422'
            500:
              $ref: '#/components/responses/500'
        """
        try:
            DeleteChartCommand(pk).run()
            return self.response(200, message="OK")
        except ChartNotFoundError:
            return self.response_404()
        except ChartForbiddenError:
            return self.response_403()
        except ChartDeleteFailedError as ex:
            logger.error(
                "Error deleting model %s: %s",
                self.__class__.__name__,
                str(ex),
                exc_info=True,
            )
            return self.response_422(message=str(ex))

    @expose("/", methods=["DELETE"])
    @protect()
    @safe
    @statsd_metrics
    @rison(get_delete_ids_schema)
    @event_logger.log_this_with_context(
        action=lambda self, *args, **kwargs: f"{self.__class__.__name__}.bulk_delete",
        log_to_statsd=False,
    )
    def bulk_delete(self, **kwargs: Any) -> Response:
        """Delete bulk Charts
        ---
        delete:
          description: >-
            Deletes multiple Charts in a bulk operation.
          parameters:
          - in: query
            name: q
            content:
              application/json:
                schema:
                  $ref: '#/components/schemas/get_delete_ids_schema'
          responses:
            200:
              description: Charts bulk delete
              content:
                application/json:
                  schema:
                    type: object
                    properties:
                      message:
                        type: string
            401:
              $ref: '#/components/responses/401'
            403:
              $ref: '#/components/responses/403'
            404:
              $ref: '#/components/responses/404'
            422:
              $ref: '#/components/responses/422'
            500:
              $ref: '#/components/responses/500'
        """
        item_ids = kwargs["rison"]
        try:
            BulkDeleteChartCommand(item_ids).run()
            return self.response(
                200,
                message=ngettext(
                    "Deleted %(num)d chart", "Deleted %(num)d charts", num=len(item_ids)
                ),
            )
        except ChartNotFoundError:
            return self.response_404()
        except ChartForbiddenError:
            return self.response_403()
        except ChartBulkDeleteFailedError as ex:
            return self.response_422(message=str(ex))

    @expose("/<pk>/cache_screenshot/", methods=["GET"])
    @protect()
    @rison(screenshot_query_schema)
    @safe
    @statsd_metrics
    @event_logger.log_this_with_context(
        action=lambda self, *args, **kwargs: f"{self.__class__.__name__}"
        f".cache_screenshot",
        log_to_statsd=False,
    )
    def cache_screenshot(self, pk: int, **kwargs: Any) -> WerkzeugResponse:
        """
        ---
        get:
          description: Compute and cache a screenshot.
          parameters:
          - in: path
            schema:
              type: integer
            name: pk
          - in: query
            name: q
            content:
              application/json:
                schema:
                  $ref: '#/components/schemas/screenshot_query_schema'
          responses:
            202:
              description: Chart async result
              content:
                application/json:
                  schema:
                    $ref: "#/components/schemas/ChartCacheScreenshotResponseSchema"
            400:
              $ref: '#/components/responses/400'
            401:
              $ref: '#/components/responses/401'
            404:
              $ref: '#/components/responses/404'
            500:
              $ref: '#/components/responses/500'
        """
        rison_dict = kwargs["rison"]
        window_size = rison_dict.get("window_size") or (800, 600)

        # Don't shrink the image if thumb_size is not specified
        thumb_size = rison_dict.get("thumb_size") or window_size

        chart = self.datamodel.get(pk, self._base_filters)
        if not chart:
            return self.response_404()

        chart_url = get_url_path("Superset.slice", slice_id=chart.id, standalone="true")
        screenshot_obj = ChartScreenshot(chart_url, chart.digest)
        cache_key = screenshot_obj.cache_key(window_size, thumb_size)
        image_url = get_url_path(
            "ChartRestApi.screenshot", pk=chart.id, digest=cache_key
        )

        def trigger_celery() -> WerkzeugResponse:
            logger.info("Triggering screenshot ASYNC")
            kwargs = {
                "url": chart_url,
                "digest": chart.digest,
                "force": True,
                "window_size": window_size,
                "thumb_size": thumb_size,
            }
            cache_chart_thumbnail.delay(**kwargs)
            return self.response(
                202, cache_key=cache_key, chart_url=chart_url, image_url=image_url
            )

        return trigger_celery()

    @expose("/<pk>/screenshot/<digest>/", methods=["GET"])
    @protect()
    @safe
    @statsd_metrics
    @event_logger.log_this_with_context(
        action=lambda self, *args, **kwargs: f"{self.__class__.__name__}.screenshot",
        log_to_statsd=False,
    )
    def screenshot(self, pk: int, digest: str) -> WerkzeugResponse:
        """Get Chart screenshot
        ---
        get:
          description: Get a computed screenshot from cache.
          parameters:
          - in: path
            schema:
              type: integer
            name: pk
          - in: path
            schema:
              type: string
            name: digest
          responses:
            200:
              description: Chart thumbnail image
              content:
               image/*:
                 schema:
                   type: string
                   format: binary
            400:
              $ref: '#/components/responses/400'
            401:
              $ref: '#/components/responses/401'
            404:
              $ref: '#/components/responses/404'
            500:
              $ref: '#/components/responses/500'
        """
        chart = self.datamodel.get(pk, self._base_filters)

        # Making sure the chart still exists
        if not chart:
            return self.response_404()

        # fetch the chart screenshot using the current user and cache if set
        img = ChartScreenshot.get_from_cache_key(thumbnail_cache, digest)
        if img:
            return Response(
                FileWrapper(img), mimetype="image/png", direct_passthrough=True
            )
        # TODO: return an empty image
        return self.response_404()

    @expose("/<pk>/thumbnail/<digest>/", methods=["GET"])
    @protect()
    @rison(thumbnail_query_schema)
    @safe
    @statsd_metrics
    @event_logger.log_this_with_context(
        action=lambda self, *args, **kwargs: f"{self.__class__.__name__}.thumbnail",
        log_to_statsd=False,
    )
    def thumbnail(self, pk: int, digest: str, **kwargs: Any) -> WerkzeugResponse:
        """Get Chart thumbnail
        ---
        get:
          description: Compute or get already computed chart thumbnail from cache.
          parameters:
          - in: path
            schema:
              type: integer
            name: pk
          - in: path
            schema:
              type: string
            name: digest
          responses:
            200:
              description: Chart thumbnail image
              content:
               image/*:
                 schema:
                   type: string
                   format: binary
            302:
              description: Redirects to the current digest
            400:
              $ref: '#/components/responses/400'
            401:
              $ref: '#/components/responses/401'
            404:
              $ref: '#/components/responses/404'
            500:
              $ref: '#/components/responses/500'
        """
        chart = self.datamodel.get(pk, self._base_filters)
        if not chart:
            return self.response_404()

        url = get_url_path("Superset.slice", slice_id=chart.id, standalone="true")
        if kwargs["rison"].get("force", False):
            logger.info(
                "Triggering thumbnail compute (chart id: %s) ASYNC", str(chart.id)
            )
            cache_chart_thumbnail.delay(url, chart.digest, force=True)
            return self.response(202, message="OK Async")
        # fetch the chart screenshot using the current user and cache if set
        screenshot = ChartScreenshot(url, chart.digest).get_from_cache(
            cache=thumbnail_cache
        )
        # If not screenshot then send request to compute thumb to celery
        if not screenshot:
            self.incr_stats("async", self.thumbnail.__name__)
            logger.info(
                "Triggering thumbnail compute (chart id: %s) ASYNC", str(chart.id)
            )
            cache_chart_thumbnail.delay(url, chart.digest, force=True)
            return self.response(202, message="OK Async")
        # If digests
        if chart.digest != digest:
            self.incr_stats("redirect", self.thumbnail.__name__)
            return redirect(
                url_for(
                    f"{self.__class__.__name__}.thumbnail", pk=pk, digest=chart.digest
                )
            )
        self.incr_stats("from_cache", self.thumbnail.__name__)
        return Response(
            FileWrapper(screenshot), mimetype="image/png", direct_passthrough=True
        )

    @expose("/export/", methods=["GET"])
    @protect()
    @safe
    @statsd_metrics
    @rison(get_export_ids_schema)
    @event_logger.log_this_with_context(
        action=lambda self, *args, **kwargs: f"{self.__class__.__name__}.export",
        log_to_statsd=False,
    )
    def export(self, **kwargs: Any) -> Response:
        """Export charts
        ---
        get:
          description: >-
            Exports multiple charts and downloads them as YAML files
          parameters:
          - in: query
            name: q
            content:
              application/json:
                schema:
                  $ref: '#/components/schemas/get_export_ids_schema'
          responses:
            200:
              description: A zip file with chart(s), dataset(s) and database(s) as YAML
              content:
                application/zip:
                  schema:
                    type: string
                    format: binary
            400:
              $ref: '#/components/responses/400'
            401:
              $ref: '#/components/responses/401'
            404:
              $ref: '#/components/responses/404'
            500:
              $ref: '#/components/responses/500'
        """
        token = request.args.get("token")
        requested_ids = kwargs["rison"]
        timestamp = datetime.now().strftime("%Y%m%dT%H%M%S")
        root = f"chart_export_{timestamp}"
        filename = f"{root}.zip"

        buf = BytesIO()
        with ZipFile(buf, "w") as bundle:
            try:
                for file_name, file_content in ExportChartsCommand(requested_ids).run():
                    with bundle.open(f"{root}/{file_name}", "w") as fp:
                        fp.write(file_content.encode())
            except ChartNotFoundError:
                return self.response_404()
        buf.seek(0)

        response = send_file(
            buf,
            mimetype="application/zip",
            as_attachment=True,
            attachment_filename=filename,
        )
        if token:
            response.set_cookie(token, "done", max_age=600)
        return response

    @expose("/favorite_status/", methods=["GET"])
    @protect()
    @safe
    @rison(get_fav_star_ids_schema)
    @statsd_metrics
    @event_logger.log_this_with_context(
        action=lambda self, *args, **kwargs: f"{self.__class__.__name__}"
        f".favorite_status",
        log_to_statsd=False,
    )
    def favorite_status(self, **kwargs: Any) -> Response:
        """Favorite stars for Charts
        ---
        get:
          description: >-
            Check favorited dashboards for current user
          parameters:
          - in: query
            name: q
            content:
              application/json:
                schema:
                  $ref: '#/components/schemas/get_fav_star_ids_schema'
          responses:
            200:
              description:
              content:
                application/json:
                  schema:
                    $ref: "#/components/schemas/GetFavStarIdsSchema"
            400:
              $ref: '#/components/responses/400'
            401:
              $ref: '#/components/responses/401'
            404:
              $ref: '#/components/responses/404'
            500:
              $ref: '#/components/responses/500'
        """
        requested_ids = kwargs["rison"]
        charts = ChartDAO.find_by_ids(requested_ids)
        if not charts:
            return self.response_404()
        favorited_chart_ids = ChartDAO.favorited_ids(charts)
        res = [
            {"id": request_id, "value": request_id in favorited_chart_ids}
            for request_id in requested_ids
        ]
        return self.response(200, result=res)

    @expose("/import/", methods=["POST"])
    @protect()
    @statsd_metrics
    @event_logger.log_this_with_context(
        action=lambda self, *args, **kwargs: f"{self.__class__.__name__}.import_",
        log_to_statsd=False,
    )
    @requires_form_data
    def import_(self) -> Response:
        """Import chart(s) with associated datasets and databases
        ---
        post:
          requestBody:
            required: true
            content:
              multipart/form-data:
                schema:
                  type: object
                  properties:
                    formData:
                      description: upload file (ZIP)
                      type: string
                      format: binary
                    passwords:
                      description: >-
                        JSON map of passwords for each featured database in the
                        ZIP file. If the ZIP includes a database config in the path
                        `databases/MyDatabase.yaml`, the password should be provided
                        in the following format:
                        `{"databases/MyDatabase.yaml": "my_password"}`.
                      type: string
                    overwrite:
                      description: overwrite existing charts?
                      type: boolean
          responses:
            200:
              description: Chart import result
              content:
                application/json:
                  schema:
                    type: object
                    properties:
                      message:
                        type: string
            400:
              $ref: '#/components/responses/400'
            401:
              $ref: '#/components/responses/401'
            422:
              $ref: '#/components/responses/422'
            500:
              $ref: '#/components/responses/500'
        """
        upload = request.files.get("formData")
        if not upload:
            return self.response_400()
        with ZipFile(upload) as bundle:
            contents = get_contents_from_bundle(bundle)

        if not contents:
            raise NoValidFilesFoundError()

        passwords = (
            json.loads(request.form["passwords"])
            if "passwords" in request.form
            else None
        )
        overwrite = request.form.get("overwrite") == "true"

        command = ImportChartsCommand(
            contents, passwords=passwords, overwrite=overwrite
        )
        command.run()
        return self.response(200, message="OK")

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