mirror of https://github.com/morpheus65535/bazarr
125 lines
3.9 KiB
Python
125 lines
3.9 KiB
Python
try:
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from urlparse import parse_qsl, unquote, urlparse
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except ImportError:
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from urllib.parse import parse_qsl, unquote, urlparse
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from peewee import *
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from playhouse.pool import PooledMySQLDatabase
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from playhouse.pool import PooledPostgresqlDatabase
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from playhouse.pool import PooledSqliteDatabase
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from playhouse.pool import PooledSqliteExtDatabase
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from playhouse.sqlite_ext import SqliteExtDatabase
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schemes = {
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'mysql': MySQLDatabase,
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'mysql+pool': PooledMySQLDatabase,
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'postgres': PostgresqlDatabase,
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'postgresql': PostgresqlDatabase,
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'postgres+pool': PooledPostgresqlDatabase,
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'postgresql+pool': PooledPostgresqlDatabase,
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'sqlite': SqliteDatabase,
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'sqliteext': SqliteExtDatabase,
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'sqlite+pool': PooledSqliteDatabase,
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'sqliteext+pool': PooledSqliteExtDatabase,
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}
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def register_database(db_class, *names):
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global schemes
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for name in names:
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schemes[name] = db_class
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def parseresult_to_dict(parsed, unquote_password=False):
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# urlparse in python 2.6 is broken so query will be empty and instead
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# appended to path complete with '?'
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path_parts = parsed.path[1:].split('?')
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try:
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query = path_parts[1]
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except IndexError:
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query = parsed.query
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connect_kwargs = {'database': path_parts[0]}
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if parsed.username:
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connect_kwargs['user'] = parsed.username
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if parsed.password:
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connect_kwargs['password'] = parsed.password
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if unquote_password:
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connect_kwargs['password'] = unquote(connect_kwargs['password'])
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if parsed.hostname:
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connect_kwargs['host'] = parsed.hostname
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if parsed.port:
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connect_kwargs['port'] = parsed.port
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# Adjust parameters for MySQL.
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if parsed.scheme == 'mysql' and 'password' in connect_kwargs:
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connect_kwargs['passwd'] = connect_kwargs.pop('password')
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elif 'sqlite' in parsed.scheme and not connect_kwargs['database']:
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connect_kwargs['database'] = ':memory:'
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# Get additional connection args from the query string
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qs_args = parse_qsl(query, keep_blank_values=True)
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for key, value in qs_args:
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if value.lower() == 'false':
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value = False
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elif value.lower() == 'true':
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value = True
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elif value.isdigit():
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value = int(value)
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elif '.' in value and all(p.isdigit() for p in value.split('.', 1)):
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try:
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value = float(value)
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except ValueError:
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pass
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elif value.lower() in ('null', 'none'):
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value = None
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connect_kwargs[key] = value
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return connect_kwargs
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def parse(url, unquote_password=False):
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parsed = urlparse(url)
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return parseresult_to_dict(parsed, unquote_password)
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def connect(url, unquote_password=False, **connect_params):
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parsed = urlparse(url)
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connect_kwargs = parseresult_to_dict(parsed, unquote_password)
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connect_kwargs.update(connect_params)
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database_class = schemes.get(parsed.scheme)
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if database_class is None:
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if database_class in schemes:
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raise RuntimeError('Attempted to use "%s" but a required library '
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'could not be imported.' % parsed.scheme)
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else:
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raise RuntimeError('Unrecognized or unsupported scheme: "%s".' %
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parsed.scheme)
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return database_class(**connect_kwargs)
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# Conditionally register additional databases.
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try:
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from playhouse.pool import PooledPostgresqlExtDatabase
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except ImportError:
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pass
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else:
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register_database(
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PooledPostgresqlExtDatabase,
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'postgresext+pool',
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'postgresqlext+pool')
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try:
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from playhouse.apsw_ext import APSWDatabase
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except ImportError:
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pass
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else:
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register_database(APSWDatabase, 'apsw')
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try:
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from playhouse.postgres_ext import PostgresqlExtDatabase
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except ImportError:
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pass
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else:
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register_database(PostgresqlExtDatabase, 'postgresext', 'postgresqlext')
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