Rescheduled i18n to v4.1

Issue: #42

core/i18n/__init__.py

@@ -1,53 +0,0 @@
-import json
-import os
-
-from core.elements import MessageSession
-from database import BotDBUtil
-
-
-class BotI18n:
-    storage = {}
-    languages = []
-    uselang = 'zh_cn'
-    session = {}
-
-    def __init__(self, msg: MessageSession):
-        BotI18n.session = msg
-        files = os.listdir(os.path.abspath('./core/i18n/lang/'))
-        for lang in files:
-            obj = json.load(open('./core/i18n/lang/' + lang, 'r'))
-            name = lang.split('.')[0]
-            BotI18n.languages.append(name)
-            BotI18n.storage[name] = obj
-
-        for module in BotDBUtil.Module(msg).enable_modules_list:
-            if module.startswith('_lang_'):
-                BotI18n.uselang = module.strip('_lang_')
-                break
-            else:
-                continue
-
-    @classmethod
-    def get_string(self, key: str):
-        strings = BotI18n.storage[BotI18n.uselang]
-        if key in strings:
-            return strings[key]
-        else:
-            fallbacks = strings['__metadata__']['fallback']
-            for fallback in fallbacks:
-                fallbacked = False
-                fallback_strings = BotI18n.storage[fallback]
-                if key in fallback_strings:
-                    fallbacked = True
-                    return fallback_strings[key]
-                else:
-                    continue
-            if not fallbacked:
-                return key
-
-    @classmethod
-    def set_language(self, target):
-        module_session = BotDBUtil.Module(BotI18n.session)
-        BotI18n.uselang = target
-        module_session.disable(f'_lang_{BotI18n.uselang}')
-        module_session.enable(f'_lang_{target}')

core/i18n/lang/en_us.json

@@ -1,3 +0,0 @@
-{
-  "en": "1"
-}

core/i18n/lang/zh_cn.json

@@ -1,3 +0,0 @@
-{
-  "en": "0"
-}

modules/lang/__init__.py

@@ -1,20 +0,0 @@
-from core.elements import MessageSession
-from core.i18n import BotI18n
-from core.loader.decorator import command
-
-
-@command('lang', ('i18n', 'language', 'languages'), (
-        '~lang {获取当前语言}',
-        '~lang set <target> {设置群组使用语言}',
-        '~lang get <string> {获取指定字符串}'),
-         need_admin=True, is_base_function=True
-         )
-async def lang(msg: MessageSession):
-    i18n = BotI18n(msg)
-    if msg.parsed_msg is None:
-        await msg.sendMessage(i18n.uselang)
-    elif msg.parsed_msg['set']:
-        i18n.set_language(msg.parsed_msg['<target>'])
-        await msg.sendMessage('设置成功。')
-    elif msg.parsed_msg['get']:
-        await msg.sendMessage(i18n.get_string(msg.parsed_msg['<string>']))