126 lines
4.0 KiB
Python
126 lines
4.0 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright (C) 2017-2018 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 .baseoption import OnlyOption
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from ..i18n import _
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from ..setting import undefined
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class SymLinkOption(OnlyOption):
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def __init__(self,
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name,
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opt):
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if not isinstance(opt, OnlyOption) or \
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opt.impl_is_symlinkoption():
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raise ValueError(_('malformed symlinkoption '
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'must be an option '
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'for symlink {0}').format(name))
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_setattr = object.__setattr__
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_setattr(self, '_name', name)
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_setattr(self, '_opt', opt)
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opt._add_dependency(self)
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def __getattr__(self,
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name):
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return getattr(self._opt, name)
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def impl_has_dependency(self,
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self_is_dep=True):
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"""If self_is_dep is True, it has dependency (self._opt), so return True
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if self_is_dep is False, cannot has validation or callback, so return False
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"""
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return self_is_dep is True
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def impl_is_symlinkoption(self):
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return True
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def impl_getopt(self):
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return self._opt
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def impl_is_readonly(self):
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return True
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def get_consistencies(self):
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return ()
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class DynSymLinkOption(object):
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__slots__ = ('_rootpath',
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'_opt',
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'_suffix')
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def __init__(self,
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opt,
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rootpath,
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suffix):
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self._opt = opt
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self._rootpath = rootpath
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self._suffix = suffix
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def __getattr__(self,
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name):
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return getattr(self._opt, name)
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def __eq__(self, left):
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if not isinstance(left, DynSymLinkOption):
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return False
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return self._opt == left._opt and \
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self._rootpath == left._rootpath and \
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self._suffix == left._suffix
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def impl_getname(self):
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return self._opt.impl_getname() + self._suffix
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def impl_get_display_name(self):
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return self._opt.impl_get_display_name(dyn_name=self.impl_getname())
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def impl_getopt(self):
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return self._opt
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def impl_getsuffix(self):
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return self._suffix
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def impl_getpath(self,
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context):
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return self._rootpath + '.' + self.impl_getname()
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def impl_validate(self,
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value,
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config_bag,
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context=undefined,
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force_index=None,
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current_opt=undefined,
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is_multi=None,
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check_error=True,
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multi=None):
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# add current_opt !
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self._opt.impl_validate(value,
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config_bag,
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context,
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force_index,
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current_opt=self,
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is_multi=is_multi,
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check_error=check_error,
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multi=multi)
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def impl_is_dynsymlinkoption(self):
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return True
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