mirror of
https://github.com/morpheus65535/bazarr
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cc3c4462a0
* Initial commit * Fix cookies * Continue work * Login error msg * Reimplement Basic auth * Some improvements * Reimplement Basic auth * Some improvements * Change validation key for cookies * Some Changes * Add client side control of password when changing username * Some changes
242 lines
7.4 KiB
Python
242 lines
7.4 KiB
Python
# Cork - Authentication module for the Bottle web framework
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# Copyright (C) 2013 Federico Ceratto and others, see AUTHORS file.
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# Released under LGPLv3+ license, see LICENSE.txt
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"""
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.. module:: sqlite_backend
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:synopsis: SQLite storage backend.
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"""
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from . import base_backend
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from logging import getLogger
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log = getLogger(__name__)
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class SqlRowProxy(dict):
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def __init__(self, table, key, row):
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li = ((k, v) for (k, ktype), v in zip(table._columns[1:], row[1:]))
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dict.__init__(self, li)
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self._table = table
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self._key = key
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def __setitem__(self, key, value):
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dict.__setitem__(self, key, value)
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self._table[self._key] = self
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class Table(base_backend.Table):
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"""Provides dictionary-like access to an SQL table."""
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def __init__(self, backend, table_name):
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self._backend = backend
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self._engine = backend.connection
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self._table_name = table_name
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self._column_names = [n for n, t in self._columns]
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self._key_col_num = 0
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self._key_col_name = self._column_names[self._key_col_num]
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self._key_col = self._column_names[self._key_col_num]
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def _row_to_value(self, key, row):
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assert isinstance(row, tuple)
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row_key = row[self._key_col_num]
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row_value = SqlRowProxy(self, key, row)
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return row_key, row_value
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def __len__(self):
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query = "SELECT count() FROM %s" % self._table_name
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ret = self._backend.run_query(query)
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return ret.fetchone()[0]
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def __contains__(self, key):
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#FIXME: count()
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query = "SELECT * FROM %s WHERE %s='%s'" % \
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(self._table_name, self._key_col, key)
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row = self._backend.fetch_one(query)
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return row is not None
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def __setitem__(self, key, value):
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"""Create or update a row"""
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assert isinstance(value, dict)
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v, cn = set(value), set(self._column_names[1:])
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assert not v - cn, repr(v - cn)
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assert not cn - v, repr(cn - v)
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assert set(value) == set(self._column_names[1:]), "%s %s" % \
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(repr(set(value)), repr(set(self._column_names[1:])))
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col_values = [key] + [value[k] for k in self._column_names[1:]]
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col_names = ', '.join(self._column_names)
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question_marks = ', '.join('?' for x in col_values)
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query = "INSERT OR REPLACE INTO %s (%s) VALUES (%s)" % \
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(self._table_name, col_names, question_marks)
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ret = self._backend.run_query_using_conversion(query, col_values)
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def __getitem__(self, key):
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query = "SELECT * FROM %s WHERE %s='%s'" % \
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(self._table_name, self._key_col, key)
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row = self._backend.fetch_one(query)
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if row is None:
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raise KeyError(key)
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return self._row_to_value(key, row)[1]
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#return dict(zip(self._column_names, row))
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def __iter__(self):
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"""Iterate over table index key values"""
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query = "SELECT %s FROM %s" % (self._key_col, self._table_name)
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result = self._backend.run_query(query)
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for row in result:
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yield row[0]
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def iteritems(self):
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"""Iterate over table rows"""
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query = "SELECT * FROM %s" % self._table_name
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result = self._backend.run_query(query)
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for row in result:
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d = dict(zip(self._column_names, row))
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d.pop(self._key_col)
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yield (self._key_col, d)
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def pop(self, key):
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d = self.__getitem__(key)
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query = "DELETE FROM %s WHERE %s='%s'" % \
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(self._table_name, self._key_col, key)
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self._backend.fetch_one(query)
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#FIXME: check deletion
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return d
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def insert(self, d):
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raise NotImplementedError
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def empty_table(self):
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raise NotImplementedError
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def create_table(self):
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"""Issue table creation"""
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cc = []
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for col_name, col_type in self._columns:
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if col_type == int:
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col_type = 'INTEGER'
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elif col_type == str:
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col_type = 'TEXT'
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if col_name == self._key_col:
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extras = 'PRIMARY KEY ASC'
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else:
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extras = ''
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cc.append("%s %s %s" % (col_name, col_type, extras))
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cc = ','.join(cc)
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query = "CREATE TABLE %s (%s)" % (self._table_name, cc)
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self._backend.run_query(query)
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class SingleValueTable(Table):
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def __init__(self, *args):
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super(SingleValueTable, self).__init__(*args)
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self._value_col = self._column_names[1]
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def __setitem__(self, key, value):
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"""Create or update a row"""
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assert not isinstance(value, dict)
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query = "INSERT OR REPLACE INTO %s (%s, %s) VALUES (?, ?)" % \
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(self._table_name, self._key_col, self._value_col)
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col_values = (key, value)
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ret = self._backend.run_query_using_conversion(query, col_values)
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def __getitem__(self, key):
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query = "SELECT %s FROM %s WHERE %s='%s'" % \
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(self._value_col, self._table_name, self._key_col, key)
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row = self._backend.fetch_one(query)
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if row is None:
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raise KeyError(key)
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return row[0]
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class UsersTable(Table):
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def __init__(self, *args, **kwargs):
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self._columns = (
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('username', str),
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('role', str),
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('hash', str),
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('email_addr', str),
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('desc', str),
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('creation_date', str),
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('last_login', str)
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)
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super(UsersTable, self).__init__(*args, **kwargs)
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class RolesTable(SingleValueTable):
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def __init__(self, *args, **kwargs):
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self._columns = (
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('role', str),
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('level', int)
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)
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super(RolesTable, self).__init__(*args, **kwargs)
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class PendingRegistrationsTable(Table):
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def __init__(self, *args, **kwargs):
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self._columns = (
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('code', str),
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('username', str),
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('role', str),
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('hash', str),
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('email_addr', str),
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('desc', str),
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('creation_date', str)
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)
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super(PendingRegistrationsTable, self).__init__(*args, **kwargs)
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class SQLiteBackend(base_backend.Backend):
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def __init__(self, filename, users_tname='users', roles_tname='roles',
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pending_reg_tname='register', initialize=False):
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self._filename = filename
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self.users = UsersTable(self, users_tname)
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self.roles = RolesTable(self, roles_tname)
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self.pending_registrations = PendingRegistrationsTable(self, pending_reg_tname)
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if initialize:
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self.users.create_table()
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self.roles.create_table()
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self.pending_registrations.create_table()
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log.debug("Tables created")
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@property
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def connection(self):
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try:
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return self._connection
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except AttributeError:
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import sqlite3
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self._connection = sqlite3.connect(self._filename)
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return self._connection
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def run_query(self, query):
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return self._connection.execute(query)
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def run_query_using_conversion(self, query, args):
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return self._connection.execute(query, args)
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def fetch_one(self, query):
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return self._connection.execute(query).fetchone()
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def _initialize_storage(self, db_name):
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raise NotImplementedError
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def _drop_all_tables(self):
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raise NotImplementedError
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def save_users(self): pass
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def save_roles(self): pass
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def save_pending_registrations(self): pass
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