summary refs log tree commit diff
path: root/synapse/storage/devices.py
blob: afd6530cab639eea6b944700562dbfa9ab4d45df (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
# -*- 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 failed: %s",
                         device_id, 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})