160 lines
6.1 KiB
Python
160 lines
6.1 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright (C) 2017-2021 Team tiramisu (see AUTHORS for all contributors)
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#
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# This program is free software: you can redistribute it and/or modify it
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# under the terms of the GNU Lesser General Public License as published by the
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# Free Software Foundation, either version 3 of the License, or (at your
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# option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# The original `Config` design model is unproudly borrowed from
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# the rough pypy's guys: http://codespeak.net/svn/pypy/dist/pypy/config/
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# the whole pypy projet is under MIT licence
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# ____________________________________________________________
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from typing import Optional, Iterator, Any, List
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from ..i18n import _
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from ..setting import ConfigBag, groups, undefined, Settings
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from ..value import Values
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from .baseoption import BaseOption
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from .syndynoption import SynDynOption
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class SynDynOptionDescription:
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__slots__ = ('_opt',
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'_subpath',
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'_suffix',
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'ori_dyn')
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def __init__(self,
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opt: BaseOption,
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subpath: str,
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suffix: str,
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ori_dyn) -> None:
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self._opt = opt
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if subpath is None:
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subpath = ''
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assert isinstance(subpath, str), 'subpath must be a string, not {}'.format(type(subpath))
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self._subpath = subpath
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self._suffix = suffix
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# For a Leadership inside a DynOptionDescription
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self.ori_dyn = ori_dyn
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def __getattr__(self,
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name: str) -> Any:
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# if not in SynDynOptionDescription, get value in self._opt
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return getattr(self._opt,
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name)
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def impl_getopt(self) -> BaseOption:
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return self._opt
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async def get_child(self,
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name: str,
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config_bag: ConfigBag,
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subpath: str) -> BaseOption:
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if name.endswith(self._suffix):
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oname = name[:-len(self._suffix)]
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try:
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child = self._children[1][self._children[0].index(oname)]
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except ValueError:
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# when oname not in self._children
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pass
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else:
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return child.to_dynoption(subpath,
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self._suffix,
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self._opt)
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raise AttributeError(_('unknown option "{0}" '
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'in dynamic optiondescription "{1}"'
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'').format(name, self.impl_get_display_name()))
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def impl_getname(self) -> str:
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return self._opt.impl_getname() + self._suffix
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def impl_is_dynoptiondescription(self) -> bool:
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return True
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async def get_children(self,
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config_bag: ConfigBag,
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dyn: bool=True,
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):
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subpath = self.impl_getpath()
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children = []
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for child in await self._opt.get_children(config_bag):
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children.append(child.to_dynoption(subpath,
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self._suffix,
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self._opt))
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return children
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async def get_children_recursively(self,
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bytype: Optional[BaseOption],
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byname: Optional[str],
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config_bag: ConfigBag,
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self_opt: BaseOption=None) -> BaseOption:
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async for option in self._opt.get_children_recursively(bytype,
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byname,
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config_bag,
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self):
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yield option
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def impl_getpath(self) -> str:
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subpath = self._subpath
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if subpath != '':
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subpath += '.'
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return subpath + self.impl_getname()
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def impl_get_display_name(self) -> str:
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return self._opt.impl_get_display_name() + self._suffix
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class SynDynLeadership(SynDynOptionDescription):
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def get_leader(self) -> SynDynOption:
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return self._opt.get_leader().to_dynoption(self.impl_getpath(),
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self._suffix,
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self.ori_dyn)
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def get_followers(self) -> Iterator[SynDynOption]:
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subpath = self.impl_getpath()
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for follower in self._opt.get_followers():
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yield follower.to_dynoption(subpath,
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self._suffix,
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self.ori_dyn)
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def reset_cache(self,
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path: str,
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config_bag: 'ConfigBag',
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resetted_opts: List[str]) -> None:
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leader = self.get_leader()
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followers = self.get_followers()
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self._reset_cache(path,
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leader,
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followers,
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config_bag,
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resetted_opts)
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async def pop(self,
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*args,
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**kwargs) -> None:
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await self._opt.pop(*args,
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followers=self.get_followers(),
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**kwargs)
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async def follower_force_store_value(self,
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values,
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value,
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option_bag,
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owner) -> None:
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await self._opt.follower_force_store_value(values,
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value,
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option_bag,
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owner,
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dyn=self)
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