def get_cameras_to_export(export_info: ExportDTO, areas: List[Tuple[str, str]]) -> List[Tuple[str, str]]:
"""
Returns the list of cameras (camera_id, camera_list) requested in the <export_info> and the cameras
included in the <areas>.
"""
all_cameras = extract_config("cameras").values()
selected_cameras = []
if export_info.all_cameras:
selected_cameras = all_cameras
else:
selected_cameras = [c for c in all_cameras if c["Id"] in export_info.cameras]
if len(selected_cameras) != len(export_info.cameras):
# Some of the selected cameras don't exist
missing_cameras = set(export_info.cameras) - set([c["Id"]for c in selected_cameras])
raise HTTPException(
status_code=status.HTTP_404_NOT_FOUND,
detail=f"Cameras with ids {missing_cameras} don't exist."
)
# Include areas' cameras
areas_cameras = []
areas_ids = [a[0] for a in areas]
for area in [a for a in extract_config("areas").values() if a['Id'] in areas_ids]:
areas_cameras.extend(area["Cameras"].split(","))
selected_cameras.extend(
[c for c in all_cameras if c["Id"] in areas_cameras and c["Id"] not in export_info.cameras]
)
if selected_cameras:
return [(camera["Id"], camera["Name"]) for camera in selected_cameras]
return []
def update_classifier_config(classifier: ClassifierDTO, reboot_processor: Optional[bool] = True):
"""
Updates the classifier configuration of the processor
"""
config_dict = extract_config()
classifier_dict = map_to_config_file_format(classifier)
config_dict["Classifier"] = classifier_dict
success = update_config(config_dict, reboot_processor)
if not success:
return handle_response(classifier_dict, success)
return map_section_from_config("Classifier", extract_config())
def update_core_config(core: CoreDTO, reboot_processor: Optional[bool] = True):
"""
Updates the core configuration of the processor
"""
config_dict = extract_config()
core_dict = map_to_config_file_format(core)
config_dict["CORE"] = core_dict
success = update_config(config_dict, reboot_processor)
if not success:
return handle_response(core_dict, success)
return map_section_from_config("CORE", extract_config())
def update_detector_config(detector: DetectorDTO, reboot_processor: Optional[bool] = True):
"""
Updates the detector configuration of the processor
"""
config_dict = extract_config()
detector_dict = map_to_config_file_format(detector)
config_dict["Detector"] = detector_dict
success = update_config(config_dict, reboot_processor)
if not success:
return handle_response(detector_dict, success)
return map_section_from_config("Detector", extract_config())
def update_app_config(app: AppDTO, reboot_processor: Optional[bool] = True):
"""
Updates the app configuration of the processor
"""
config_dict = extract_config()
app_dict = map_to_config_file_format(app)
config_dict["App"] = app_dict
success = update_config(config_dict, reboot_processor)
if not success:
return handle_response(app_dict, success)
return map_section_from_config("App", extract_config())
async def edit_area(area_id: str,
edited_area: AreaConfigDTO,
reboot_processor: Optional[bool] = True):
"""
Edits the configuration related to the area <area_id>
"""
edited_area.id = area_id
config_dict = extract_config()
area_names = [x for x in config_dict.keys() if x.startswith("Area_")]
areas = [map_section_from_config(x, config_dict) for x in area_names]
areas_ids = [area["id"] for area in areas]
try:
index = areas_ids.index(area_id)
except ValueError:
raise HTTPException(status_code=404,
detail=f"The area: {area_id} does not exist")
cameras = [x for x in config_dict.keys() if x.startswith("Source_")]
cameras = [map_camera(x, config_dict, []) for x in cameras]
camera_ids = [camera["id"] for camera in cameras]
if not all(x in camera_ids for x in edited_area.cameras.split(",")):
non_existent_cameras = set(
edited_area.cameras.split(",")) - set(camera_ids)
raise HTTPException(
status_code=404,
detail=f"The cameras: {non_existent_cameras} do not exist")
area_dict = map_to_config_file_format(edited_area)
config_dict[f"Area_{index}"] = area_dict
success = update_config(config_dict, reboot_processor)
return handle_response(area_dict, success)
async def create_area(new_area: AreaConfigDTO,
reboot_processor: Optional[bool] = True):
"""
Adds a new area to the processor.
"""
config_dict = extract_config()
areas_name = [x for x in config_dict.keys() if x.startswith("Area_")]
areas = [map_section_from_config(x, config_dict) for x in areas_name]
if new_area.id in [area["id"] for area in areas]:
raise HTTPException(status_code=400, detail="Area already exists")
cameras = [x for x in config_dict.keys() if x.startswith("Source_")]
cameras = [map_camera(x, config_dict, []) for x in cameras]
camera_ids = [camera["id"] for camera in cameras]
if not all(x in camera_ids for x in new_area.cameras.split(",")):
non_existent_cameras = set(
new_area.cameras.split(",")) - set(camera_ids)
raise HTTPException(
status_code=404,
detail=f"The cameras: {non_existent_cameras} do not exist")
area_dict = map_to_config_file_format(new_area)
config_dict[f"Area_{len(areas)}"] = area_dict
success = update_config(config_dict, reboot_processor)
return handle_response(area_dict, success, status.HTTP_201_CREATED)
async def edit_periodic_task(periodic_task_name: str,
edited_periodic_task: PeriodicTaskDTO,
reboot_processor: Optional[bool] = True):
"""
Edits the configuration related to the periodic task <periodic_task_name>.
"""
edited_periodic_task.name = periodic_task_name
config_dict = extract_config()
edited_periodic_task_section = next(
(key for key, value in config_dict.items()
if key.startswith("PeriodicTask_")
and value["Name"] == periodic_task_name), None)
if not edited_periodic_task_section:
raise HTTPException(
status_code=status.HTTP_404_NOT_FOUND,
detail=f"The periodic_task: {periodic_task_name} does not exist")
try:
validate_periodic_task(edited_periodic_task)
except ValidationError as e:
raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST,
detail=str(e))
periodic_task_file = map_to_config_file_format(edited_periodic_task, True)
config_dict[edited_periodic_task_section] = periodic_task_file
success = update_config(config_dict, reboot_processor)
return handle_response(periodic_task_file, success)
async def create_periodic_task(new_periodic_task: PeriodicTaskDTO,
reboot_processor: Optional[bool] = True):
"""
Adds a periodic task.
"""
config_dict = extract_config()
periodic_tasks_index = [
int(x[-1]) for x in config_dict.keys() if x.startswith("PeriodicTask_")
]
periodic_tasks = get_periodic_tasks()
try:
validate_periodic_task(new_periodic_task)
except ValidationError as e:
raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST,
detail=str(e))
if new_periodic_task.name in [ps["name"] for ps in periodic_tasks]:
raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST,
detail="Periodict task already exists")
periodic_task_file = map_to_config_file_format(new_periodic_task, True)
index = 0
if periodic_tasks_index:
index = max(periodic_tasks_index) + 1
config_dict[f"PeriodicTask_{index}"] = periodic_task_file
success = update_config(config_dict, reboot_processor)
return handle_response(periodic_task_file, success,
status.HTTP_201_CREATED)
async def delete_area(area_id: str, reboot_processor: Optional[bool] = True):
"""
Deletes the configuration related to the area <area_id>
"""
if area_id.upper() == ALL_AREAS:
delete_area_occupancy_rules(ALL_AREAS)
raise HTTPException(
status_code=status.HTTP_202_ACCEPTED,
detail="Area with ID: 'ALL' cannot be deleted. However, its occupancy rules were deleted."
)
config_dict = extract_config()
areas_name = [x for x in config_dict.keys() if x.startswith("Area_")]
areas = [map_section_from_config(x, config_dict) for x in areas_name]
areas_ids = [area["id"] for area in areas]
try:
index = areas_ids.index(area_id)
except ValueError:
raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail=f"The area: {area_id} does not exist")
config_dict.pop(f"Area_{index}")
config_dict = reestructure_areas(config_dict)
success = update_config(config_dict, reboot_processor)
delete_area_occupancy_rules(area_id)
area_directory = os.path.join(os.getenv("AreaLogDirectory"), area_id)
shutil.rmtree(area_directory)
area_config_directory = os.path.join(os.getenv("AreaConfigDirectory"), area_id)
shutil.rmtree(area_config_directory)
return handle_response(None, success, status.HTTP_204_NO_CONTENT)
async def create_area(new_area: AreaConfigDTO,
reboot_processor: Optional[bool] = True):
"""
Adds a new area to the processor.
"""
config_dict = extract_config()
areas_name = [x for x in config_dict.keys() if x.startswith("Area_")]
areas = [map_section_from_config(x, config_dict) for x in areas_name]
if new_area.id in [area["id"] for area in areas]:
raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST,
detail=bad_request_serializer(
"Area already exists",
error_type="config duplicated area"))
cameras = [x for x in config_dict.keys() if x.startswith("Source_")]
cameras = [map_camera(x, config_dict, []) for x in cameras]
camera_ids = [camera["id"] for camera in cameras]
if not all(x in camera_ids for x in new_area.cameras.split(",")):
non_existent_cameras = set(
new_area.cameras.split(",")) - set(camera_ids)
raise HTTPException(
status_code=status.HTTP_404_NOT_FOUND,
detail=f"The cameras: {non_existent_cameras} do not exist")
area_dict = map_to_config_file_format(new_area)
config_dict[f"Area_{len(areas)}"] = area_dict
success = update_config(config_dict, reboot_processor)
if not success:
return handle_response(area_dict, success, status.HTTP_201_CREATED)
return next(
(area for area in get_areas() if area["id"] == area_dict["Id"]), None)
def sync_dashboard():
"""
Sync the processor data in the cloud dashbord
"""
config_dict = extract_config()
dashboard_url = config_dict["App"]["DashboardURL"]
endpoint_url = f"{dashboard_url}api/processor/sync/cameras"
authorization_token = config_dict["App"].get("DashboardAuthorizationToken")
headers = {
"content-type": "application/json",
"Authorization": authorization_token
}
if not authorization_token:
raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST,
detail="Missing authorization token")
cameras = [{
"processor_camera_id": camera["id"],
"name": camera["name"],
"has_been_calibrated": camera["has_been_calibrated"]
} for camera in get_cameras()]
response = requests.put(endpoint_url, json=cameras, headers=headers)
if response.status_code != status.HTTP_200_OK:
raise HTTPException(status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
detail="Error syncing processor with dashbord")
return response.json()
async def delete_area(area_id: str, reboot_processor: Optional[bool] = True):
"""
Deletes the configuration related to the area <area_id>
"""
if area_id.upper() == ALL_AREAS:
raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST,
detail=bad_request_serializer(
"Area with ID: 'ALL' cannot be deleted.",
error_type="Invalid ID"))
config_dict = extract_config()
areas_name = [x for x in config_dict.keys() if x.startswith("Area_")]
areas = [map_section_from_config(x, config_dict) for x in areas_name]
areas_ids = [area["id"] for area in areas]
try:
index = areas_ids.index(area_id)
except ValueError:
raise HTTPException(status_code=status.HTTP_404_NOT_FOUND,
detail=f"The area: {area_id} does not exist")
config_dict.pop(f"Area_{index}")
config_dict = reestructure_areas((config_dict))
success = update_config(config_dict, reboot_processor)
area_directory = os.path.join(os.getenv("AreaLogDirectory"), area_id)
shutil.rmtree(area_directory)
return handle_response(None, success, status.HTTP_204_NO_CONTENT)
def get_areas(areas: str) -> Iterator[str]:
if ALL_AREAS in areas.upper().split(","):
return [ALL_AREAS]
if areas:
return areas.split(",")
config = extract_config(config_type=AREAS)
return [x["Id"] for x in config.values()]
def get_cameras_for_areas(areas: Iterator[str]) -> Iterator[str]:
config = extract_config(config_type=AREAS)
cameras = []
for area_config in config.values():
if area_config["Id"] in areas:
cameras.extend(area_config[CAMERAS].split(","))
return cameras
async def edit_logger(logger_name: str, edited_logger: SourceLoggerDTO,
reboot_processor: Optional[bool] = True):
"""
Edits the configuration related to the logger <logger_name>
"""
edited_logger.name = logger_name
config_dict = extract_config()
edited_logger_section = next((
key for key, value in config_dict.items()
if key.startswith("SourceLogger_") and value["Name"] == logger_name
), None)
if not edited_logger_section:
raise HTTPException(
status_code=status.HTTP_404_NOT_FOUND,
detail=f"The logger: {logger_name} does not exist")
try:
validate_logger(edited_logger)
except ValidationError as e:
raise HTTPException(
status_code=status.HTTP_400_BAD_REQUEST,
detail=bad_request_serializer(str(e))
)
logger_file = map_to_config_file_format(edited_logger, True)
config_dict[edited_logger_section] = logger_file
success = update_config(config_dict, reboot_processor)
if not success:
return handle_response(logger_file, success)
return next((ps for ps in get_source_loggers() if ps["name"] == logger_name), None)
async def create_camera(new_camera: CameraDTO,
reboot_processor: Optional[bool] = True):
"""
Adds a new camera to the processor.
"""
config_dict = extract_config()
cameras_name = [x for x in config_dict.keys() if x.startswith("Source_")]
cameras = [map_camera(x, config_dict) for x in cameras_name]
if new_camera.id is None:
ids = [camera["id"] for camera in cameras]
new_camera.id = str(get_first_unused_id(ids))
elif new_camera.id in [camera["id"] for camera in cameras]:
raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST,
detail=bad_request_serializer(
"Camera already exists",
error_type="config duplicated camera"))
camera_dict = map_to_camera_file_format(new_camera)
config_dict[f"Source_{len(cameras)}"] = camera_dict
success = update_config(config_dict, reboot_processor)
if not success:
return handle_response(camera_dict, success, status.HTTP_201_CREATED)
camera_screenshot_directory = os.path.join(
os.environ.get("ScreenshotsDirectory"), new_camera.id)
Path(camera_screenshot_directory).mkdir(parents=True, exist_ok=True)
heatmap_directory = os.path.join(os.getenv("SourceLogDirectory"),
new_camera.id, "objects_log")
Path(heatmap_directory).mkdir(parents=True, exist_ok=True)
return next(
(camera
for camera in get_cameras() if camera["id"] == camera_dict["Id"]),
None)
async def create_logger(new_logger: SourceLoggerDTO, reboot_processor: Optional[bool] = True):
"""
Adds a logger.
"""
config_dict = extract_config()
loggers_index = [int(x[-1]) for x in config_dict.keys() if x.startswith("SourceLogger_")]
loggers = get_source_loggers()
try:
validate_logger(new_logger)
except ValidationError as e:
raise HTTPException(
status_code=status.HTTP_400_BAD_REQUEST,
detail=bad_request_serializer(str(e))
)
if new_logger.name in [ps["name"] for ps in loggers]:
raise HTTPException(
status_code=status.HTTP_400_BAD_REQUEST,
detail=bad_request_serializer("Logger already exists", error_type="config duplicated logger")
)
logger_file = map_to_config_file_format(new_logger, True)
index = 0
if loggers_index:
index = max(loggers_index) + 1
config_dict[f"SourceLogger_{index}"] = logger_file
success = update_config(config_dict, reboot_processor)
if not success:
return handle_response(logger_file, success, status.HTTP_201_CREATED)
return next((ps for ps in get_source_loggers() if ps["name"] == logger_file["Name"]), None)
async def get_report_info():
app_config = extract_config()["App"]
return {
"emails": app_config["GlobalReportingEmails"],
"time": app_config["GlobalReportTime"],
"daily": get_config().get_boolean("App", "DailyGlobalReport"),
"weekly": get_config().get_boolean("App", "WeeklyGlobalReport")
}
def get_cameras_for_areas(areas: Iterator[str]) -> Iterator[str]:
if areas == [ALL_AREAS]:
return get_all_cameras()
config = extract_config(config_type=AREAS)
cameras = []
for area_config in config.values():
if area_config["Id"] in areas:
cameras.extend(area_config[CAMERAS.capitalize()].split(","))
return cameras
async def update_config_file(config: ConfigDTO, reboot_processor: Optional[bool] = True):
"""
Overwrites the configuration used by the processor.
"""
config_dict = map_to_file_format(config)
success = update_config(config_dict, reboot_processor)
if not success:
return handle_response(config_dict, success)
return map_config(extract_config(), "")
async def get_video_live_feed_enabled(camera_id: str):
"""
Returns *True* if the video live feed is enabled for the camera <camera_id>
"""
config_dict = extract_config()
index = get_camera_index(config_dict, camera_id)
config = get_config()
return {
"enabled": config.get_boolean(f"Source_{index}", "LiveFeedEnabled")
}
def update_tracker_config(tracker: TrackerDTO,
reboot_processor: Optional[bool] = True):
"""
Updates the tracker configuration of the processor
"""
config_dict = extract_config()
tracker_dict = map_to_config_file_format(tracker)
config_dict["Tracker"] = tracker_dict
success = update_config(config_dict, reboot_processor)
return handle_response(tracker_dict, success)
async def update_report_info(global_report_info: GlobalReportingEmailsInfo, reboot_processor: Optional[bool] = True):
global_report_info = global_report_info.dict(exclude_unset=True, exclude_none=True)
config_dict = extract_config()
key_mapping = {"GlobalReportingEmails": "emails", "GlobalReportTime": "time",
"DailyGlobalReport": "daily", "WeeklyGlobalReport": "weekly"}
for key, value in key_mapping.items():
if value in global_report_info:
config_dict["App"][key] = str(global_report_info[value])
success = update_config(config_dict, reboot_processor)
return handle_response(config_dict, success)
async def delete_camera(camera_id: str,
reboot_processor: Optional[bool] = True):
"""
Deletes the configuration related to the camera <camera_id>
"""
config_dict = extract_config()
index = get_camera_index(config_dict, camera_id)
config_dict = delete_camera_from_areas(camera_id, config_dict)
config_dict.pop(f"Source_{index}")
config_dict = reestructure_cameras((config_dict))
success = update_config(config_dict, reboot_processor)
return handle_response(None, success, status.HTTP_204_NO_CONTENT)
async def edit_camera(camera_id: str, edited_camera: CameraDTO, reboot_processor: Optional[bool] = True):
"""
Edits the configuration related to the camera <camera_id>
"""
edited_camera.id = camera_id
config_dict = extract_config()
index = get_camera_index(config_dict, camera_id)
camera_dict = map_to_camera_file_format(edited_camera)
config_dict[f"Source_{index}"] = map_to_camera_file_format(edited_camera)
success = update_config(config_dict, reboot_processor)
if not success:
return handle_response(camera_dict, success)
return next((camera for camera in get_cameras(["withImage"]) if camera["id"] == camera_id), None)
async def enable_video_live_feed(camera_id: str, disable_other_cameras: Optional[bool] = True):
"""
Enables the video live feed for the camera <camera_id>.
By default, the video live feed for the other cameras will be disabled. You can change that behavior sending the
*disable_other_cameras* parameter in *False*.
"""
config_dict = extract_config()
index = get_camera_index(config_dict, camera_id)
if disable_other_cameras:
for camera_section in [x for x in config_dict.keys() if x.startswith("Source_")]:
config_dict[camera_section]["LiveFeedEnabled"] = "False"
config_dict[f"Source_{index}"]["LiveFeedEnabled"] = "True"
success = update_config(config_dict, True)
return handle_response(None, success, status.HTTP_204_NO_CONTENT)
async def export_all_data(background_tasks: BackgroundTasks):
"""
Returns a zip file containing the csv files for all cameras and areas
"""
# TODO: Improve this function
cameras = [(section_dict["Id"], section_dict["Name"]) for section_dict in extract_config("cameras").values()]
areas = [(section_dict["Id"], section_dict["Name"]) for section_dict in extract_config("areas").values()]
temp_dir = tempfile.mkdtemp()
export_filename = f"export-{date.today()}.zip"
zip_path = os.path.join(temp_dir, export_filename)
with ZipFile(zip_path, 'w', compression=ZIP_DEFLATED) as export_zip:
for (cam_id, name) in cameras:
object_logs_path = os.path.join(os.getenv("SourceLogDirectory"), cam_id, "objects_log")
social_ditancing_reports_folder = f"reports/{SocialDistancingMetric.reports_folder}"
social_ditancing_reports_path = os.path.join(os.getenv("SourceLogDirectory"), cam_id,
social_ditancing_reports_folder)
face_mask_reports_folder = f"reports/{FaceMaskUsageMetric.reports_folder}"
face_mask_reports_path = os.path.join(os.getenv("SourceLogDirectory"), cam_id,
face_mask_reports_folder)
export_folder_into_zip(object_logs_path, os.path.join(
"cameras", f"{cam_id}-{name}", "raw_data"), export_zip)
export_folder_into_zip(social_ditancing_reports_path, os.path.join(
"cameras", f"{cam_id}-{name}", social_ditancing_reports_folder), export_zip)
export_folder_into_zip(face_mask_reports_path, os.path.join(
"cameras", f"{cam_id}-{name}", face_mask_reports_folder), export_zip)
for (area_id, name) in areas:
occupancy_logs_path = os.path.join(os.getenv("AreaLogDirectory"), area_id, "occupancy_log")
occupancy_report_folder = f"reports/{OccupancyMetric.reports_folder}"
occupancy_report_path = os.path.join(os.getenv("AreaLogDirectory"), area_id,
occupancy_report_folder)
export_folder_into_zip(occupancy_logs_path, os.path.join(
"areas", f"{area_id}-{name}", "raw_data"), export_zip)
export_folder_into_zip(occupancy_report_path, os.path.join(
"areas", f"{area_id}-{name}", occupancy_report_folder), export_zip)
background_tasks.add_task(clean_up_file, temp_dir)
return FileResponse(zip_path, filename=export_filename)
async def create_camera(new_camera: CameraDTO,
reboot_processor: Optional[bool] = True):
"""
Adds a new camera to the processor.
"""
config_dict = extract_config()
cameras_name = [x for x in config_dict.keys() if x.startswith("Source_")]
cameras = [map_camera(x, config_dict) for x in cameras_name]
if new_camera.id in [camera["id"] for camera in cameras]:
raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST,
detail="Camera already exists")
camera_dict = map_to_camera_file_format(new_camera)
config_dict[f"Source_{len(cameras)}"] = camera_dict
success = update_config(config_dict, reboot_processor)
return handle_response(camera_dict, success, status.HTTP_201_CREATED)
async def edit_area(area_id: str, edited_area: AreaConfigDTO, reboot_processor: Optional[bool] = True):
"""
Edits the configuration related to the area <area_id>
"""
if area_id.upper() == ALL_AREAS:
area = modify_area_all(edited_area)
if edited_area.occupancy_rules:
set_occupancy_rules(ALL_AREAS, edited_area.occupancy_rules)
else:
delete_area_occupancy_rules(ALL_AREAS)
area["occupancy_rules"] = get_area_occupancy_rules(ALL_AREAS)
return area
edited_area.id = area_id
config_dict = extract_config()
area_names = [x for x in config_dict.keys() if x.startswith("Area_")]
areas = [map_section_from_config(x, config_dict) for x in area_names]
areas_ids = [area["id"] for area in areas]
try:
index = areas_ids.index(area_id)
except ValueError:
raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail=f"The area: {area_id} does not exist")
cameras = [x for x in config_dict.keys() if x.startswith("Source_")]
cameras = [map_camera(x, config_dict, []) for x in cameras]
camera_ids = [camera["id"] for camera in cameras]
if not all(x in camera_ids for x in edited_area.cameras.split(",")):
non_existent_cameras = set(edited_area.cameras.split(",")) - set(camera_ids)
raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail=f"The cameras: {non_existent_cameras}"
f"do not exist")
occupancy_rules = edited_area.occupancy_rules
del edited_area.occupancy_rules
area_dict = map_to_config_file_format(edited_area)
config_dict[f"Area_{index}"] = area_dict
success = update_config(config_dict, reboot_processor)
if occupancy_rules:
set_occupancy_rules(edited_area.id, occupancy_rules)
else:
delete_area_occupancy_rules(area_id)
if not success:
return handle_response(area_dict, success)
area = next((area for area in get_areas() if area["id"] == area_id), None)
area["occupancy_rules"] = get_area_occupancy_rules(area["id"])
return area