mirror of
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73 lines
3.1 KiB
Python
73 lines
3.1 KiB
Python
from django.conf import settings
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from django.db.models import Sum
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from django.db.models.query import F
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from django.db.models.functions import Length
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from zerver.models import BotConfigData, UserProfile
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from typing import List, Dict, Optional
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from collections import defaultdict
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import os
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import configparser
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import importlib
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class ConfigError(Exception):
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pass
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def get_bot_config(bot_profile: UserProfile) -> Dict[str, str]:
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entries = BotConfigData.objects.filter(bot_profile=bot_profile)
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if not entries:
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raise ConfigError("No config data available.")
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return {entry.key: entry.value for entry in entries}
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def get_bot_configs(bot_profile_ids: List[int]) -> Dict[int, Dict[str, str]]:
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if not bot_profile_ids:
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return {}
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entries = BotConfigData.objects.filter(bot_profile_id__in=bot_profile_ids)
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entries_by_uid = defaultdict(dict) # type: Dict[int, Dict[str, str]]
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for entry in entries:
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entries_by_uid[entry.bot_profile_id].update({entry.key: entry.value})
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return entries_by_uid
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def get_bot_config_size(bot_profile: UserProfile, key: Optional[str]=None) -> int:
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if key is None:
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return BotConfigData.objects.filter(bot_profile=bot_profile) \
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.annotate(key_size=Length('key'), value_size=Length('value')) \
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.aggregate(sum=Sum(F('key_size')+F('value_size')))['sum'] or 0
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else:
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try:
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return len(key) + len(BotConfigData.objects.get(bot_profile=bot_profile, key=key).value)
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except BotConfigData.DoesNotExist:
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return 0
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def set_bot_config(bot_profile: UserProfile, key: str, value: str) -> None:
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config_size_limit = settings.BOT_CONFIG_SIZE_LIMIT
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old_entry_size = get_bot_config_size(bot_profile, key)
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new_entry_size = len(key) + len(value)
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old_config_size = get_bot_config_size(bot_profile)
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new_config_size = old_config_size + (new_entry_size - old_entry_size)
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if new_config_size > config_size_limit:
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raise ConfigError("Cannot store configuration. Request would require {} characters. "
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"The current configuration size limit is {} characters.".format(new_config_size,
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config_size_limit))
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obj, created = BotConfigData.objects.get_or_create(bot_profile=bot_profile, key=key,
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defaults={'value': value})
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if not created:
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obj.value = value
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obj.save()
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def load_bot_config_template(bot: str) -> Dict[str, str]:
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bot_module_name = 'zulip_bots.bots.{}'.format(bot)
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bot_module = importlib.import_module(bot_module_name)
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bot_module_path = os.path.dirname(bot_module.__file__)
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config_path = os.path.join(bot_module_path, '{}.conf'.format(bot))
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if os.path.isfile(config_path):
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config = configparser.ConfigParser()
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with open(config_path) as conf:
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config.readfp(conf) # type: ignore # readfp->read_file in python 3, so not in stubs
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return dict(config.items(bot))
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else:
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return dict()
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