FilesExpand file tree

develop

/

sqlite_storage.py

Copy path

Blame

More file actions

Blame

More file actions

Latest commit

 

History

History

History

184 lines (142 loc) · 5.32 KB

develop

/

sqlite_storage.py

Copy path

Top

File metadata and controls

• Code
• Blame

184 lines (142 loc) · 5.32 KB

Raw

Copy raw file

Download raw file

Open symbols panel

Edit and raw actions

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

138

139

140

141

142

143

144

145

146

147

148

149

150

151

152

153

154

155

156

157

158

159

160

161

162

163

164

165

166

167

168

169

170

171

172

173

174

175

176

177

178

179

180

181

182

183

184

# Pyrogram - Telegram MTProto API Client Library for Python

# Copyright (C) 2017-2019 Dan Tès <https://github.com/delivrance>

#

# This file is part of Pyrogram.

#

# Pyrogram is free software: you can redistribute it and/or modify

# it under the terms of the GNU Lesser General Public License as published

# by the Free Software Foundation, either version 3 of the License, or

# (at your option) any later version.

#

# Pyrogram is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

# GNU Lesser General Public License for more details.

#

# You should have received a copy of the GNU Lesser General Public License

# along with Pyrogram. If not, see <http://www.gnu.org/licenses/>.

import inspect

import sqlite3

import time

from pathlib import Path

from threading import Lock

from typing import List, Tuple, Any

from pyrogram.api import types

from pyrogram.client.ext import utils

from .storage import Storage

def get_input_peer(peer_id: int, access_hash: int, peer_type: str):

if peer_type in ["user", "bot"]:

return types.InputPeerUser(

user_id=peer_id,

access_hash=access_hash

)

if peer_type == "group":

return types.InputPeerChat(

chat_id=-peer_id

)

if peer_type in ["channel", "supergroup"]:

return types.InputPeerChannel(

channel_id=utils.get_channel_id(peer_id),

access_hash=access_hash

)

raise ValueError("Invalid peer type: {}".format(peer_type))

class SQLiteStorage(Storage):

VERSION = 2

USERNAME_TTL = 8 * 60 * 60

def __init__(self, name: str):

super().__init__(name)

self.conn = None # type: sqlite3.Connection

self.lock = Lock()

def create(self):

with self.lock, self.conn:

with open(str(Path(__file__).parent / "schema.sql"), "r") as schema:

self.conn.executescript(schema.read())

self.conn.execute(

"INSERT INTO version VALUES (?)",

(self.VERSION,)

)

self.conn.execute(

"INSERT INTO sessions VALUES (?, ?, ?, ?, ?, ?)",

(2, None, None, 0, None, None)

)

def open(self):

raise NotImplementedError

def save(self):

self.date(int(time.time()))

with self.lock:

self.conn.commit()

def close(self):

with self.lock:

self.conn.close()

def delete(self):

raise NotImplementedError

def update_peers(self, peers: List[Tuple[int, int, str, str, str]]):

with self.lock:

self.conn.executemany(

"REPLACE INTO peers (id, access_hash, type, username, phone_number)"

"VALUES (?, ?, ?, ?, ?)",

peers

)

def get_peer_by_id(self, peer_id: int):

r = self.conn.execute(

"SELECT id, access_hash, type FROM peers WHERE id = ?",

(peer_id,)

).fetchone()

if r is None:

raise KeyError("ID not found: {}".format(peer_id))

return get_input_peer(*r)

def get_peer_by_username(self, username: str):

r = self.conn.execute(

"SELECT id, access_hash, type, last_update_on FROM peers WHERE username = ?",

(username,)

).fetchone()

if r is None:

raise KeyError("Username not found: {}".format(username))

if abs(time.time() - r[3]) > self.USERNAME_TTL:

raise KeyError("Username expired: {}".format(username))

return get_input_peer(*r[:3])

def get_peer_by_phone_number(self, phone_number: str):

r = self.conn.execute(

"SELECT id, access_hash, type FROM peers WHERE phone_number = ?",

(phone_number,)

).fetchone()

if r is None:

raise KeyError("Phone number not found: {}".format(phone_number))

return get_input_peer(*r)

def _get(self):

attr = inspect.stack()[2].function

return self.conn.execute(

"SELECT {} FROM sessions".format(attr)

).fetchone()[0]

def _set(self, value: Any):

attr = inspect.stack()[2].function

with self.lock, self.conn:

self.conn.execute(

"UPDATE sessions SET {} = ?".format(attr),

(value,)

)

def _accessor(self, value: Any = object):

return self._get() if value == object else self._set(value)

def dc_id(self, value: int = object):

return self._accessor(value)

def test_mode(self, value: bool = object):

return self._accessor(value)

def auth_key(self, value: bytes = object):

return self._accessor(value)

def date(self, value: int = object):

return self._accessor(value)

def user_id(self, value: int = object):

return self._accessor(value)

def is_bot(self, value: bool = object):

return self._accessor(value)

def version(self, value: int = object):

if value == object:

return self.conn.execute(

"SELECT number FROM version"

).fetchone()[0]

else:

with self.lock, self.conn:

self.conn.execute(

"UPDATE version SET number = ?",

(value,)

)