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# -*- coding: utf-8 -*-
# Copyright 2016 OpenMarket Ltd
#
# Licensed 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 logging
from twisted.internet import defer
from synapse.api.errors import StoreError
from ._base import SQLBaseStore
logger = logging.getLogger(__name__)
class DeviceStore(SQLBaseStore):
@defer.inlineCallbacks
def store_device(self, user_id, device_id,
initial_device_display_name,
ignore_if_known=True):
"""Ensure the given device is known; add it to the store if not
Args:
user_id (str): id of user associated with the device
device_id (str): id of device
initial_device_display_name (str): initial displayname of the
device
ignore_if_known (bool): ignore integrity errors which mean the
device is already known
Returns:
defer.Deferred
Raises:
StoreError: if ignore_if_known is False and the device was already
known
"""
try:
yield self._simple_insert(
"devices",
values={
"user_id": user_id,
"device_id": device_id,
"display_name": initial_device_display_name
},
desc="store_device",
or_ignore=ignore_if_known,
)
except Exception as e:
logger.error("store_device with device_id=%s(%r) user_id=%s(%r)"
" display_name=%s(%r) failed: %s",
type(device_id).__name__, device_id,
type(user_id).__name__, user_id,
type(initial_device_display_name).__name__,
initial_device_display_name, e)
raise StoreError(500, "Problem storing device.")
def get_device(self, user_id, device_id):
"""Retrieve a device.
Args:
user_id (str): The ID of the user which owns the device
device_id (str): The ID of the device to retrieve
Returns:
defer.Deferred for a dict containing the device information
Raises:
StoreError: if the device is not found
"""
return self._simple_select_one(
table="devices",
keyvalues={"user_id": user_id, "device_id": device_id},
retcols=("user_id", "device_id", "display_name"),
desc="get_device",
)
def delete_device(self, user_id, device_id):
"""Delete a device.
Args:
user_id (str): The ID of the user which owns the device
device_id (str): The ID of the device to delete
Returns:
defer.Deferred
"""
return self._simple_delete_one(
table="devices",
keyvalues={"user_id": user_id, "device_id": device_id},
desc="delete_device",
)
def update_device(self, user_id, device_id, new_display_name=None):
"""Update a device.
Args:
user_id (str): The ID of the user which owns the device
device_id (str): The ID of the device to update
new_display_name (str|None): new displayname for device; None
to leave unchanged
Raises:
StoreError: if the device is not found
Returns:
defer.Deferred
"""
updates = {}
if new_display_name is not None:
updates["display_name"] = new_display_name
if not updates:
return defer.succeed(None)
return self._simple_update_one(
table="devices",
keyvalues={"user_id": user_id, "device_id": device_id},
updatevalues=updates,
desc="update_device",
)
@defer.inlineCallbacks
def get_devices_by_user(self, user_id):
"""Retrieve all of a user's registered devices.
Args:
user_id (str):
Returns:
defer.Deferred: resolves to a dict from device_id to a dict
containing "device_id", "user_id" and "display_name" for each
device.
"""
devices = yield self._simple_select_list(
table="devices",
keyvalues={"user_id": user_id},
retcols=("user_id", "device_id", "display_name"),
desc="get_devices_by_user"
)
defer.returnValue({d["device_id"]: d for d in devices})
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