blivechat/config.py
2021-04-20 21:30:57 +08:00

128 lines
4.0 KiB
Python

# -*- coding: utf-8 -*-
import configparser
import logging
import os
from typing import *
logger = logging.getLogger(__name__)
CONFIG_PATH_LIST = [
os.path.join('data', 'config.ini'),
os.path.join('data', 'config.example.ini')
]
_config: Optional['AppConfig'] = None
def init():
if reload():
return
logger.warning('Using default config')
global _config
_config = AppConfig()
def reload():
config_path = ''
for path in CONFIG_PATH_LIST:
if os.path.exists(path):
config_path = path
break
if config_path == '':
return False
config = AppConfig()
if not config.load(config_path):
return False
global _config
_config = config
return True
def get_config():
return _config
class AppConfig:
def __init__(self):
self.database_url = 'sqlite:///data/database.db'
self.tornado_xheaders = False
self.loader_url = ''
self.fetch_avatar_interval = 3.5
self.fetch_avatar_max_queue_size = 2
self.avatar_cache_size = 50000
self.enable_translate = True
self.allow_translate_rooms = set()
self.translation_cache_size = 50000
self.translator_configs = []
def load(self, path):
try:
config = configparser.ConfigParser()
config.read(path, 'utf-8')
self._load_app_config(config)
self._load_translator_configs(config)
except Exception:
logger.exception('Failed to load config:')
return False
return True
def _load_app_config(self, config):
app_section = config['app']
self.database_url = app_section['database_url']
self.tornado_xheaders = app_section.getboolean('tornado_xheaders')
self.loader_url = app_section['loader_url']
self.fetch_avatar_interval = app_section.getfloat('fetch_avatar_interval')
self.fetch_avatar_max_queue_size = app_section.getint('fetch_avatar_max_queue_size')
self.avatar_cache_size = app_section.getint('avatar_cache_size')
self.enable_translate = app_section.getboolean('enable_translate')
self.allow_translate_rooms = _str_to_list(app_section['allow_translate_rooms'], int, set)
self.translation_cache_size = app_section.getint('translation_cache_size')
def _load_translator_configs(self, config):
app_section = config['app']
section_names = _str_to_list(app_section['translator_configs'])
translator_configs = []
for section_name in section_names:
section = config[section_name]
type_ = section['type']
translator_config = {
'type': type_,
'query_interval': section.getfloat('query_interval'),
'max_queue_size': section.getint('max_queue_size')
}
if type_ == 'TencentTranslateFree':
translator_config['source_language'] = section['source_language']
translator_config['target_language'] = section['target_language']
elif type_ == 'BilibiliTranslateFree':
pass
elif type_ == 'TencentTranslate':
translator_config['source_language'] = section['source_language']
translator_config['target_language'] = section['target_language']
translator_config['secret_id'] = section['secret_id']
translator_config['secret_key'] = section['secret_key']
translator_config['region'] = section['region']
else:
raise ValueError(f'Invalid translator type: {type_}')
translator_configs.append(translator_config)
self.translator_configs = translator_configs
def _str_to_list(value, item_type: Type=str, container_type: Type=list):
value = value.strip()
if value == '':
return container_type()
items = value.split(',')
items = map(lambda item: item.strip(), items)
if item_type is not str:
items = map(lambda item: item_type(item), items)
return container_type(items)