945 lines
43 KiB
Python
945 lines
43 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright (C) 2014-2017 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 copy import copy
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import re
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from ..i18n import _
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from ..setting import groups, undefined, owners, log, debug
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from .baseoption import BaseOption
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from .option import Option, ALLOWED_CONST_LIST
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#from . import MasterSlaves
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from ..error import ConfigError, ConflictError, SlaveError, PropertiesOptionError
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from ..autolib import carry_out_calculation
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NAME_REGEXP = re.compile(r'^[a-zA-Z\d\-_]*$')
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import sys
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if sys.version_info[0] >= 3: # pragma: no cover
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xrange = range
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del(sys)
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class CacheOptionDescription(BaseOption):
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__slots__ = ('_cache_paths', '_cache_consistencies', '_cache_force_store_values')
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def _build_cache(self, config, path='', _consistencies=None,
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cache_option=None, force_store_values=None,
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_dependencies=None):
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"""validate duplicate option and set option has readonly option
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"""
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# cache_option is None only when we start to build cache
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if cache_option is None:
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if self.impl_is_readonly():
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raise ConfigError(_('option description seems to be part of an other '
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'config'))
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init = True
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_consistencies = {}
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cache_option = []
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force_store_values = []
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_dependencies = []
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else:
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init = False
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for option in self._impl_getchildren(dyn=False):
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cache_option.append(option)
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if path == '':
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subpath = option.impl_getname()
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else:
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subpath = path + '.' + option.impl_getname()
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if isinstance(option, OptionDescription):
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option._set_readonly()
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option._build_cache(config, subpath, _consistencies,
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cache_option, force_store_values,
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_dependencies)
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else:
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if option.impl_is_master_slaves('master'):
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option._add_dependency(option.impl_get_master_slaves())
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option._set_readonly()
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is_multi = option.impl_is_multi()
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if not option._is_symlinkoption() and 'force_store_value' in option.impl_getproperties():
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force_store_values.append((subpath, option))
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for func, all_cons_opts, params in option._get_consistencies():
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option._valid_consistencies(all_cons_opts[1:], init=False)
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if func not in ALLOWED_CONST_LIST and is_multi:
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is_masterslaves = option.impl_is_master_slaves()
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if not is_masterslaves:
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raise ConfigError(_('malformed consistency option "{0}" '
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'must be a master/slaves').format(
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option.impl_getname()))
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masterslaves = option.impl_get_master_slaves()
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for opt in all_cons_opts:
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if func not in ALLOWED_CONST_LIST and is_multi:
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if not opt.impl_is_master_slaves():
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raise ConfigError(_('malformed consistency option "{0}" '
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'must not be a multi for "{1}"').format(
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option.impl_getname(), opt.impl_getname()))
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elif masterslaves != opt.impl_get_master_slaves():
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raise ConfigError(_('malformed consistency option "{0}" '
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'must be in same master/slaves for "{1}"').format(
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option.impl_getname(), opt.impl_getname()))
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_consistencies.setdefault(opt,
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[]).append((func,
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all_cons_opts,
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params))
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# if context is set to callback, must be reset each time a value change
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if hasattr(option, '_has_calc_context'):
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_dependencies.append(option)
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is_slave = None
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if is_multi:
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all_requires = option.impl_getrequires()
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if all_requires != tuple():
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for requires in all_requires:
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for require in requires:
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#if option in require is a multi:
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# * option in require must be a master or a slave
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# * current option must be a slave (and only a slave)
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# * option in require and current option must be in same master/slaves
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for require_opt, values in require[0]:
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if require_opt.impl_is_multi():
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if is_slave is None:
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is_slave = option.impl_is_master_slaves('slave')
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if is_slave:
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masterslaves = option.impl_get_master_slaves()
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if is_slave and require_opt.impl_is_master_slaves():
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if masterslaves != require_opt.impl_get_master_slaves():
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raise ValueError(_('malformed requirements option {0} '
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'must be in same master/slaves for {1}').format(
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require_opt.impl_getname(), option.impl_getname()))
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else:
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raise ValueError(_('malformed requirements option {0} '
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'must not be a multi for {1}').format(
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require_opt.impl_getname(), option.impl_getname()))
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if init:
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if len(cache_option) != len(set(cache_option)):
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for idx in xrange(1, len(cache_option) + 1):
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opt = cache_option.pop(0)
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if opt in cache_option:
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raise ConflictError(_('duplicate option: {0}').format(opt))
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if _consistencies != {}:
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self._cache_consistencies = {}
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for opt, cons in _consistencies.items():
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if opt not in cache_option: # pragma: optional cover
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raise ConfigError(_('consistency with option {0} '
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'which is not in Config').format(
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opt.impl_getname()))
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self._cache_consistencies[opt] = tuple(cons)
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self._cache_force_store_values = force_store_values
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if _dependencies:
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self._dependencies = tuple(_dependencies)
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self._set_readonly()
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def impl_already_build_caches(self):
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return getattr(self, '_cache_paths', None) is not None
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def impl_build_force_store_values(self, config, force_store_values):
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session = config._impl_values._p_.getsession()
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value_set = False
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for subpath, option in self._cache_force_store_values:
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if option.impl_is_master_slaves('slave'):
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# problem with index
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raise ConfigError(_('a slave ({0}) cannot have '
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'force_store_value property').format(subpath))
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if option._is_subdyn():
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raise ConfigError(_('a dynoption ({0}) cannot have '
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'force_store_value property').format(subpath))
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if force_store_values and not config._impl_values._p_.hasvalue(subpath, session):
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value = config.cfgimpl_get_values().get_cached_value(option,
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path=subpath,
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validate=False,
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trusted_cached_properties=False,
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validate_properties=True)
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value_set = True
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config._impl_values._p_.setvalue(subpath, value,
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owners.forced, None, session, False)
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if value_set:
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config._impl_values._p_.commit()
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def _build_cache_option(self, _currpath=None, cache_path=None,
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cache_option=None):
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if self.impl_is_readonly() or (_currpath is None and getattr(self, '_cache_paths', None) is not None):
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# cache already set
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return
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if _currpath is None:
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save = True
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_currpath = []
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else:
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save = False
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if cache_path is None:
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cache_path = []
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cache_option = []
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for option in self._impl_getchildren(dyn=False):
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attr = option.impl_getname()
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path = str('.'.join(_currpath + [attr]))
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cache_option.append(option)
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cache_path.append(path)
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if option.impl_is_optiondescription():
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_currpath.append(attr)
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option._build_cache_option(_currpath, cache_path,
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cache_option)
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_currpath.pop()
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if save:
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_setattr = object.__setattr__
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_setattr(self, '_cache_paths', (tuple(cache_option), tuple(cache_path)))
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class OptionDescriptionWalk(CacheOptionDescription):
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__slots__ = ('_children',)
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def impl_get_options_paths(self, bytype, byname, _subpath, only_first, context):
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find_results = []
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def _rebuild_dynpath(path, suffix, dynopt):
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found = False
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spath = path.split('.')
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for length in xrange(1, len(spath)):
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subpath = '.'.join(spath[0:length])
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subopt = self.impl_get_opt_by_path(subpath)
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if dynopt == subopt:
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found = True
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break
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if not found: # pragma: no cover
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raise ConfigError(_('cannot find dynpath'))
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subpath = subpath + suffix
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for slength in xrange(length, len(spath)):
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subpath = subpath + '.' + spath[slength] + suffix
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return subpath
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def _filter_by_name(path, option):
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name = option.impl_getname()
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if option._is_subdyn():
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if byname.startswith(name):
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found = False
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for suffix in option._subdyn._impl_get_suffixes(
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context):
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if byname == name + suffix:
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found = True
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path = _rebuild_dynpath(path, suffix,
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option._subdyn)
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option = option._impl_to_dyn(
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name + suffix, path)
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break
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if not found:
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return False
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else:
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if not byname == name:
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return False
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find_results.append((path, option))
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return True
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def _filter_by_type(path, option):
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if isinstance(option, bytype):
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#if byname is not None, check option byname in _filter_by_name
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#not here
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if byname is None:
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if option._is_subdyn():
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name = option.impl_getname()
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for suffix in option._subdyn._impl_get_suffixes(
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context):
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spath = _rebuild_dynpath(path, suffix,
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option._subdyn)
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find_results.append((spath, option._impl_to_dyn(
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name + suffix, spath)))
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else:
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find_results.append((path, option))
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return True
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return False
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def _filter(path, option):
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if bytype is not None:
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retval = _filter_by_type(path, option)
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if byname is None:
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return retval
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if byname is not None:
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return _filter_by_name(path, option)
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opts, paths = self._cache_paths
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for index in xrange(0, len(paths)):
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option = opts[index]
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if option.impl_is_optiondescription():
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continue
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path = paths[index]
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if _subpath is not None and not path.startswith(_subpath + '.'):
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continue
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if bytype == byname is None:
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if option._is_subdyn():
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name = option.impl_getname()
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for suffix in option._subdyn._impl_get_suffixes(
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context):
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spath = _rebuild_dynpath(path, suffix,
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option._subdyn)
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find_results.append((spath, option._impl_to_dyn(
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name + suffix, spath)))
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else:
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find_results.append((path, option))
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else:
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if _filter(path, option) is False:
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continue
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if only_first:
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return find_results
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return find_results
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def _impl_st_getchildren(self, context, only_dyn=False):
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for child in self._children[1]:
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if only_dyn is False or child.impl_is_dynoptiondescription():
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yield(child)
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def _getattr(self, name, suffix=undefined, context=undefined, dyn=True):
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error = False
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if suffix is not undefined:
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if undefined in [suffix, context]: # pragma: no cover
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raise ConfigError(_("suffix and context needed if "
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"it's a dyn option"))
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if name.endswith(suffix):
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oname = name[:-len(suffix)]
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child = self._children[1][self._children[0].index(oname)]
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return self._impl_get_dynchild(child, suffix)
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else:
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error = True
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else:
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if name in self._children[0]:
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child = self._children[1][self._children[0].index(name)]
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if dyn and child.impl_is_dynoptiondescription():
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error = True
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else:
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return child
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else:
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child = self._impl_search_dynchild(name, context=context)
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if child != []:
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return child
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error = True
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if error:
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raise AttributeError(_('unknown Option {0} '
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'in OptionDescription {1}'
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'').format(name, self.impl_getname()))
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def impl_getpaths(self, include_groups=False, _currpath=None):
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"""returns a list of all paths in self, recursively
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_currpath should not be provided (helps with recursion)
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"""
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return _impl_getpaths(self, include_groups, _currpath)
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def impl_get_opt_by_path(self, path):
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if getattr(self, '_cache_paths', None) is None:
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raise ConfigError(_('use impl_get_opt_by_path only with root OptionDescription'))
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if path not in self._cache_paths[1]:
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raise AttributeError(_('no option for path {0}').format(path))
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return self._cache_paths[0][self._cache_paths[1].index(path)]
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def impl_get_path_by_opt(self, opt):
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if getattr(self, '_cache_paths', None) is None:
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raise ConfigError(_('use impl_get_path_by_opt only with root OptionDescription'))
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if opt not in self._cache_paths[0]:
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raise AttributeError(_('no option {0} found').format(opt))
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return self._cache_paths[1][self._cache_paths[0].index(opt)]
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def _impl_getchildren(self, dyn=True, context=undefined):
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for child in self._impl_st_getchildren(context):
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cname = child.impl_getname()
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if dyn and child.impl_is_dynoptiondescription():
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for value in child._impl_get_suffixes(context):
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yield SynDynOptionDescription(child,
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cname + value,
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value)
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else:
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yield child
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def impl_getchildren(self):
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return list(self._impl_getchildren())
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def __getattr__(self, name, context=undefined):
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if name.startswith('_'): # or name.startswith('impl_'):
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return object.__getattribute__(self, name)
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if '.' in name:
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path = name.split('.')[0]
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subpath = '.'.join(name.split('.')[1:])
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return self.__getattr__(path, context=context).__getattr__(subpath, context=context)
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return self._getattr(name, context=context)
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def _impl_search_dynchild(self, name, context):
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ret = []
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for child in self._impl_st_getchildren(context, only_dyn=True):
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cname = child.impl_getname()
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if name.startswith(cname):
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for value in child._impl_get_suffixes(context):
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if name == cname + value:
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return SynDynOptionDescription(child, name, value)
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return ret
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def _impl_get_dynchild(self, child, suffix):
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name = child.impl_getname() + suffix
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path = self.impl_getname() + suffix + '.' + name
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if isinstance(child, OptionDescription):
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return SynDynOptionDescription(child, name, suffix)
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else:
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return child._impl_to_dyn(name, path)
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class OptionDescription(OptionDescriptionWalk):
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"""Config's schema (organisation, group) and container of Options
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The `OptionsDescription` objects lives in the `tiramisu.config.Config`.
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"""
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__slots__ = ('_group_type',)
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def __init__(self, name, doc, children, requires=None, properties=None):
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"""
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:param children: a list of options (including optiondescriptions)
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"""
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super(OptionDescription, self).__init__(name, doc=doc,
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requires=requires,
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properties=properties)
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child_names = []
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dynopt_names = []
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for child in children:
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name = child.impl_getname()
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child_names.append(name)
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if isinstance(child, DynOptionDescription):
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dynopt_names.append(name)
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#better performance like this
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valid_child = copy(child_names)
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valid_child.sort()
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old = None
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for child in valid_child:
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if child == old: # pragma: optional cover
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raise ConflictError(_('duplicate option name: '
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'{0}').format(child))
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if dynopt_names:
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for dynopt in dynopt_names:
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if child != dynopt and child.startswith(dynopt):
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raise ConflictError(_('option must not start as '
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'dynoptiondescription'))
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old = child
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_setattr = object.__setattr__
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_setattr(self, '_children', (tuple(child_names), tuple(children)))
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_setattr(self, '_cache_consistencies', None)
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# the group_type is useful for filtering OptionDescriptions in a config
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_setattr(self, '_group_type', groups.default)
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def impl_getdoc(self):
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return self.impl_get_information('doc')
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def impl_validate(self, *args, **kwargs):
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"""usefull for OptionDescription"""
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pass
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# ____________________________________________________________
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def impl_set_group_type(self, group_type):
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"""sets a given group object to an OptionDescription
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:param group_type: an instance of `GroupType` or `MasterGroupType`
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that lives in `setting.groups`
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"""
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if self._group_type != groups.default: # pragma: optional cover
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raise TypeError(_('cannot change group_type if already set '
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'(old {0}, new {1})').format(self._group_type,
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group_type))
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if isinstance(group_type, groups.GroupType):
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self._group_type = group_type
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if isinstance(group_type, groups.MasterGroupType):
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raise Exception('please use MasterSlaves object instead of OptionDescription')
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children = self.impl_getchildren()
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for child in children:
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if child._is_symlinkoption(): # pragma: optional cover
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raise ValueError(_("master group {0} shall not have "
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"a symlinkoption").format(self.impl_getname()))
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if not isinstance(child, Option): # pragma: optional cover
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raise ValueError(_("master group {0} shall not have "
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"a subgroup").format(self.impl_getname()))
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if not child.impl_is_multi(): # pragma: optional cover
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raise ValueError(_("not allowed option {0} "
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"in group {1}"
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": this option is not a multi"
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"").format(child.impl_getname(), self.impl_getname()))
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#length of master change slaves length
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MasterSlaves(self.impl_getname(), children)
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else: # pragma: optional cover
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raise ValueError(_('group_type: {0}'
|
|
' not allowed').format(group_type))
|
|
|
|
def impl_get_group_type(self):
|
|
return self._group_type
|
|
|
|
def __getstate__(self):
|
|
raise NotImplementedError()
|
|
|
|
def _impl_get_suffixes(self, context):
|
|
callback, callback_params = self.impl_get_callback()
|
|
values = carry_out_calculation(self, context=context,
|
|
callback=callback,
|
|
callback_params=callback_params)
|
|
if len(values) > len(set(values)):
|
|
raise ConfigError(_('DynOptionDescription callback return not unique value'))
|
|
for val in values:
|
|
if not isinstance(val, str) or re.match(NAME_REGEXP, val) is None:
|
|
raise ValueError(_("invalid suffix: {0} for option").format(val))
|
|
return values
|
|
|
|
def impl_validate_value(self, option, value, context):
|
|
pass
|
|
|
|
|
|
class DynOptionDescription(OptionDescription):
|
|
def __init__(self, name, doc, children, requires=None, properties=None,
|
|
callback=None, callback_params=None):
|
|
super(DynOptionDescription, self).__init__(name, doc, children,
|
|
requires, properties)
|
|
for child in children:
|
|
if isinstance(child, OptionDescription):
|
|
if child.impl_get_group_type() != groups.master:
|
|
raise ConfigError(_('cannot set optiondescription in a '
|
|
'dynoptiondescription'))
|
|
for chld in child._impl_getchildren():
|
|
chld._impl_setsubdyn(self)
|
|
if child._is_symlinkoption():
|
|
raise ConfigError(_('cannot set symlinkoption in a '
|
|
'dynoptiondescription'))
|
|
child._impl_setsubdyn(self)
|
|
self.impl_set_callback(callback, callback_params)
|
|
|
|
def _validate_callback(self, callback, callback_params):
|
|
if callback is None:
|
|
raise ConfigError(_('callback is mandatory for dynoptiondescription'))
|
|
|
|
|
|
class SynDynOptionDescription(object):
|
|
__slots__ = ('_opt', '_name', '_suffix')
|
|
|
|
def __init__(self, opt, name, suffix):
|
|
self._opt = opt
|
|
self._name = name
|
|
self._suffix = suffix
|
|
|
|
def __getattr__(self, name, context=undefined):
|
|
if name in dir(self._opt):
|
|
return getattr(self._opt, name)
|
|
return self._opt._getattr(name, suffix=self._suffix, context=context)
|
|
|
|
def impl_getname(self):
|
|
return self._name
|
|
|
|
def _impl_getchildren(self, dyn=True, context=undefined):
|
|
children = []
|
|
for child in self._opt._impl_getchildren():
|
|
yield(self._opt._impl_get_dynchild(child, self._suffix))
|
|
|
|
def impl_getchildren(self):
|
|
return self._impl_getchildren()
|
|
|
|
def impl_getpath(self, context):
|
|
path = self._impl_getopt().impl_getpath(context).split('.')
|
|
path[-1] += self._suffix
|
|
path.append(self._name)
|
|
return '.'.join(path)
|
|
|
|
def impl_getpaths(self, include_groups=False, _currpath=None):
|
|
return _impl_getpaths(self, include_groups, _currpath)
|
|
|
|
def _impl_getopt(self):
|
|
return self._opt
|
|
|
|
|
|
class MasterSlaves(OptionDescription):
|
|
__slots__ = ('master', 'slaves')
|
|
|
|
def __init__(self,
|
|
name,
|
|
doc,
|
|
children,
|
|
requires=None,
|
|
properties=None):
|
|
|
|
super(MasterSlaves, self).__init__(name,
|
|
doc,
|
|
children,
|
|
requires=requires,
|
|
properties=properties)
|
|
self._group_type = groups.master
|
|
slaves = []
|
|
master = children[0]
|
|
for child in children[1:]:
|
|
if child.impl_getdefault() != []:
|
|
raise ValueError(_("not allowed default value for option {0} "
|
|
"in master/slave object {1}").format(child.impl_getname(),
|
|
name))
|
|
slaves.append(child)
|
|
child._add_dependency(self)
|
|
for child in children:
|
|
if child._is_symlinkoption(): # pragma: optional cover
|
|
raise ValueError(_("master group {0} shall not have "
|
|
"a symlinkoption").format(self.impl_getname()))
|
|
if not isinstance(child, Option): # pragma: optional cover
|
|
raise ValueError(_("master group {0} shall not have "
|
|
"a subgroup").format(self.impl_getname()))
|
|
if not child.impl_is_multi(): # pragma: optional cover
|
|
raise ValueError(_("not allowed option {0} "
|
|
"in group {1}"
|
|
": this option is not a multi"
|
|
"").format(child.impl_getname(), self.impl_getname()))
|
|
callback, callback_params = master.impl_get_callback()
|
|
if callback is not None and callback_params != {}:
|
|
for callbacks in callback_params.values():
|
|
for callbk in callbacks:
|
|
if isinstance(callbk, tuple):
|
|
if callbk[0] in slaves:
|
|
raise ValueError(_("callback of master's option shall "
|
|
"not refered a slave's ones"))
|
|
#everything is ok, store references
|
|
for child in children:
|
|
child._master_slaves = self
|
|
master._add_dependency(self)
|
|
|
|
def is_master(self, opt):
|
|
master = self._children[0][0]
|
|
return opt.impl_getname() == master or (opt.impl_is_dynsymlinkoption() and
|
|
opt._opt.impl_getname() == master)
|
|
|
|
def getmaster(self, opt):
|
|
master = self._children[1][0]
|
|
if opt is not None and opt.impl_is_dynsymlinkoption():
|
|
suffix = opt.impl_getsuffix()
|
|
name = master.impl_getname() + suffix
|
|
base_path = opt._dyn.split('.')[0] + '.'
|
|
path = base_path + name
|
|
master = master._impl_to_dyn(name, path)
|
|
return master
|
|
|
|
def getslaves(self, opt):
|
|
if opt.impl_is_dynsymlinkoption():
|
|
for slave in self._children[1][1:]:
|
|
suffix = opt.impl_getsuffix()
|
|
name = slave.impl_getname() + suffix
|
|
base_path = opt._dyn.split('.')[0] + '.'
|
|
path = base_path + name
|
|
yield slave._impl_to_dyn(name, path)
|
|
else:
|
|
for slave in self._children[1][1:]:
|
|
yield slave
|
|
|
|
def in_same_group(self, opt):
|
|
if opt.impl_is_dynsymlinkoption():
|
|
c_opt = opt._opt
|
|
else:
|
|
c_opt = opt
|
|
return c_opt in self._children[1]
|
|
|
|
def reset(self,
|
|
opt,
|
|
values,
|
|
setting_properties,
|
|
_commit=True,
|
|
force_permissive=False):
|
|
|
|
for slave in self.getslaves(opt):
|
|
slave_path = slave.impl_getpath(values._getcontext())
|
|
values.reset(slave,
|
|
slave_path,
|
|
setting_properties,
|
|
validate=False,
|
|
_commit=_commit,
|
|
force_permissive=force_permissive)
|
|
|
|
def pop(self,
|
|
opt,
|
|
path,
|
|
values,
|
|
index):
|
|
|
|
for slave in self.getslaves(opt):
|
|
slave_path = slave.impl_getpath(values._getcontext())
|
|
slavelen = values._p_.get_max_length(slave_path)
|
|
if not values.is_default_owner(slave,
|
|
validate_properties=False,
|
|
validate_meta=False,
|
|
index=index):
|
|
#FIXME # just for raise if needed
|
|
#multi = values.get_cached_value(slave,
|
|
# validate=False,
|
|
# validate_properties=False,
|
|
# )
|
|
#if isinstance(multi, Exception):
|
|
# raise multi
|
|
if slavelen > index:
|
|
values._p_.resetvalue_index(slave_path,
|
|
index)
|
|
if slavelen > index + 1:
|
|
for idx in xrange(index + 1, slavelen):
|
|
values._p_.reduce_index(slave_path,
|
|
idx)
|
|
|
|
|
|
def getitem(self,
|
|
values,
|
|
opt,
|
|
path,
|
|
validate,
|
|
force_permissive,
|
|
trusted_cached_properties,
|
|
validate_properties,
|
|
setting_properties=undefined,
|
|
self_properties=undefined,
|
|
index=None,
|
|
check_frozen=False):
|
|
if self.is_master(opt):
|
|
return self._getmaster(values,
|
|
opt,
|
|
path,
|
|
validate,
|
|
force_permissive,
|
|
validate_properties,
|
|
self_properties,
|
|
index,
|
|
setting_properties,
|
|
check_frozen)
|
|
else:
|
|
return self._getslave(values, opt, path, validate,
|
|
force_permissive, trusted_cached_properties,
|
|
validate_properties, setting_properties,
|
|
self_properties, index,
|
|
check_frozen)
|
|
|
|
def _getmaster(self,
|
|
values,
|
|
opt,
|
|
path,
|
|
validate,
|
|
force_permissive,
|
|
validate_properties,
|
|
self_properties,
|
|
index,
|
|
setting_properties,
|
|
check_frozen):
|
|
return values.get_cached_value(opt,
|
|
path=path,
|
|
validate=validate,
|
|
force_permissive=force_permissive,
|
|
validate_properties=validate_properties,
|
|
self_properties=self_properties,
|
|
index=index,
|
|
setting_properties=setting_properties,
|
|
check_frozen=check_frozen)
|
|
|
|
def _getslave(self, values, opt, path, validate, force_permissive,
|
|
trusted_cached_properties, validate_properties, setting_properties,
|
|
self_properties, index, check_frozen):
|
|
"""
|
|
if master has length 0:
|
|
return []
|
|
if master has length bigger than 0:
|
|
if default owner:
|
|
if has callback:
|
|
if return a list:
|
|
list same length as master: return list
|
|
list is smaller than master: return list + None
|
|
list is greater than master: raise SlaveError
|
|
if has default value:
|
|
list same length as master: return list
|
|
list is smaller than master: return list + None
|
|
list is greater than master: raise SlaveError
|
|
if has default_multi value:
|
|
return default_multi * master's length
|
|
if has value:
|
|
list same length as master: return list
|
|
list is smaller than master: return list + None
|
|
list is greater than master: raise SlaveError
|
|
"""
|
|
master = self.getmaster(opt)
|
|
context = values._getcontext()
|
|
masterp = master.impl_getpath(context)
|
|
mastervalue = values.get_cached_value(master, path=masterp, validate=validate,
|
|
force_permissive=force_permissive,
|
|
validate_properties=validate_properties,
|
|
self_properties=self_properties,
|
|
from_masterslave=True,
|
|
setting_properties=setting_properties,
|
|
check_frozen=check_frozen)
|
|
if isinstance(mastervalue, Exception):
|
|
if isinstance(mastervalue, PropertiesOptionError):
|
|
mastervalue.set_orig_opt(opt)
|
|
return mastervalue
|
|
masterlen = len(mastervalue)
|
|
#self._master_is_meta = values._is_meta(master, masterp, force_permissive=force_permissive)
|
|
multi = list() # values._get_multi(opt, path)
|
|
if validate_properties:
|
|
props = context.cfgimpl_get_settings().validate_properties(opt, False,
|
|
check_frozen,
|
|
value=multi,
|
|
path=path,
|
|
force_permissive=force_permissive,
|
|
setting_properties=setting_properties)
|
|
if props:
|
|
return props
|
|
#FIXME shouldn't have index!!!
|
|
if index is None:
|
|
indexes = xrange(0, masterlen)
|
|
else:
|
|
indexes = [index]
|
|
for idx in indexes:
|
|
value = values.get_cached_value(opt, path, validate,
|
|
force_permissive,
|
|
trusted_cached_properties,
|
|
validate_properties,
|
|
index=idx,
|
|
# not self_properties,
|
|
# depends to index
|
|
#self_properties=self_properties,
|
|
setting_properties=setting_properties,
|
|
from_masterslave=True,
|
|
check_frozen=check_frozen)
|
|
if isinstance(value, Exception):
|
|
if isinstance(value, PropertiesOptionError):
|
|
err = value
|
|
if index is None:
|
|
multi.append(value)
|
|
else:
|
|
multi = value
|
|
else:
|
|
return value
|
|
elif index is None:
|
|
multi.append(value)
|
|
else:
|
|
multi = value
|
|
return multi
|
|
|
|
def validate(self,
|
|
values,
|
|
opt,
|
|
index,
|
|
path,
|
|
setitem):
|
|
if self.is_master(opt):
|
|
#for regen slave path
|
|
base_path = '.'.join(path.split('.')[:-1]) + '.'
|
|
for slave in self.getslaves(opt):
|
|
slave_path = base_path + slave.impl_getname()
|
|
slavelen = values._p_.get_max_length(slave_path)
|
|
self.validate_slave_length(index,
|
|
slavelen,
|
|
slave.impl_getname(),
|
|
opt)
|
|
else:
|
|
val_len = self.get_length(values)
|
|
if isinstance(val_len, Exception):
|
|
return val_len
|
|
self.validate_slave_length(val_len,
|
|
index,
|
|
opt.impl_getname(),
|
|
opt,
|
|
setitem=setitem)
|
|
|
|
def get_length(self,
|
|
values,
|
|
validate=True,
|
|
force_permissive=False,
|
|
master=None,
|
|
masterp=None,
|
|
setting_properties=undefined):
|
|
"""get master len with slave option"""
|
|
if master is None:
|
|
master = self.getmaster(None)
|
|
if masterp is None:
|
|
masterp = master.impl_getpath(values._getcontext())
|
|
value = self.getitem(values,
|
|
master,
|
|
masterp,
|
|
validate,
|
|
force_permissive,
|
|
None,
|
|
True,
|
|
setting_properties=setting_properties)
|
|
if isinstance(value, Exception):
|
|
return value
|
|
return len(value)
|
|
|
|
def validate_slave_length(self, masterlen, valuelen, name, opt, setitem=False):
|
|
if valuelen > masterlen or (valuelen < masterlen and setitem):
|
|
if debug: # pragma: no cover
|
|
log.debug('validate_slave_length: masterlen: {0}, valuelen: {1}, '
|
|
'setitem: {2}'.format(masterlen, valuelen, setitem))
|
|
if not opt.impl_is_master_slaves('master'):
|
|
opt = self.getmaster(opt)
|
|
raise SlaveError(_("invalid len for the slave: {0}"
|
|
" which has {1} as master").format(
|
|
name, opt.impl_getname()))
|
|
|
|
def reset_cache(self, opt, obj, type_, resetted_opts):
|
|
context = obj._getcontext()
|
|
#FIXME pb avec dyn, devrait etre une option
|
|
mopt = self.getmaster(None)
|
|
mopt.reset_cache(mopt, obj, type_, resetted_opts)
|
|
for slave in self.getslaves(mopt):
|
|
slave.reset_cache(slave, obj, type_, resetted_opts)
|
|
|
|
def _getattr(self, name, suffix=undefined, context=undefined, dyn=True):
|
|
return super(MasterSlaves, self)._getattr(name, suffix, context, dyn)
|
|
|
|
def impl_validate(self, context, force_permissive, setting_properties, masterlen=None,
|
|
slavelen=None, opt=None, setitem=False):
|
|
values = context.cfgimpl_get_values()
|
|
if masterlen is None:
|
|
master = self.getmaster(opt)
|
|
masterp = master.impl_getpath(context)
|
|
|
|
mastervalue = values.get_cached_value(master, path=masterp,
|
|
force_permissive=force_permissive,
|
|
setting_properties=setting_properties)
|
|
if isinstance(mastervalue, Exception):
|
|
return mastervalue
|
|
masterlen = len(mastervalue)
|
|
else:
|
|
master = opt
|
|
if slavelen is not None:
|
|
self.validate_slave_length(masterlen, slavelen, opt.impl_getname(), master, setitem=setitem)
|
|
else:
|
|
for slave in self.getslaves(master):
|
|
slave_path = slave.impl_getpath(context)
|
|
slavelen = values._p_.get_max_length(slave_path)
|
|
self.validate_slave_length(masterlen, slavelen, slave.impl_getname(), master)
|
|
|
|
def impl_validate_value(self, option, value, context):
|
|
if option.impl_is_master_slaves('master') and isinstance(value, list):
|
|
if len(value) < context._impl_length:
|
|
return ValueError(_('cannot reduce length of master "{}"'
|
|
'').format(option.impl_get_display_name()))
|
|
|
|
|
|
def _impl_getpaths(klass, include_groups, _currpath):
|
|
"""returns a list of all paths in klass, recursively
|
|
_currpath should not be provided (helps with recursion)
|
|
"""
|
|
if _currpath is None:
|
|
_currpath = []
|
|
paths = []
|
|
for option in klass._impl_getchildren():
|
|
attr = option.impl_getname()
|
|
if option.impl_is_optiondescription():
|
|
if include_groups:
|
|
paths.append('.'.join(_currpath + [attr]))
|
|
paths += option.impl_getpaths(include_groups=include_groups,
|
|
_currpath=_currpath + [attr])
|
|
else:
|
|
paths.append('.'.join(_currpath + [attr]))
|
|
return paths
|