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  • Committer: Tarmac
  • Author(s): Vincent Ladeuil
  • Date: 2017-01-30 14:42:05 UTC
  • mfrom: (6620.1.1 trunk)
  • Revision ID: tarmac-20170130144205-r8fh2xpmiuxyozpv
Merge  2.7 into trunk including fix for bug #1657238 [r=vila]

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bzrlib/rules.py
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# Copyright (C) 2008 Canonical Ltd
 
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# Copyright (C) 2008, 2009, 2010 Canonical Ltd
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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"""Rule-based definition of preferences for selected files in selected branches.
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See ``bzr help rules`` for details.
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"""
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from __future__ import absolute_import
 
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from bzrlib import (
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    config,
 
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    cmdline,
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    errors,
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    globbing,
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    osutils,
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FILE_PREFS_PREFIX = 'name '
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FILE_PREFS_PREFIX_LEN = len(FILE_PREFS_PREFIX)
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# The object providing default rules
 
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_per_user_searcher = None
 
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class _RulesSearcher(object):
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    """An object that provides rule-based preferences."""
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        """
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        raise NotImplementedError(self.get_selected_items)
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    def get_single_value(self, path, preference_name):
 
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        """Get a single preference for a single file.
 
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        :returns: The string preference value, or None.
 
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        """
 
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        for key, value in self.get_selected_items(path, [preference_name]):
 
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            return value
 
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        return None
 
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class _IniBasedRulesSearcher(_RulesSearcher):
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        :param inifile: the name of the file or a sequence of lines.
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        """
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        options = {'encoding': 'utf-8'}
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        self._cfg = configobj.ConfigObj(inifile, options=options)
 
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        self._cfg = configobj.ConfigObj(inifile, encoding='utf-8')
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        sections = self._cfg.keys()
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        patterns = [s[FILE_PREFS_PREFIX_LEN:] for s in sections
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            if s.startswith(FILE_PREFS_PREFIX)]
 
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        patterns = []
 
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        self.pattern_to_section = {}
 
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        for s in sections:
 
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            if s.startswith(FILE_PREFS_PREFIX):
 
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                file_patterns = cmdline.split(s[FILE_PREFS_PREFIX_LEN:])
 
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                patterns.extend(file_patterns)
 
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                for fp in file_patterns:
 
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                    self.pattern_to_section[fp] = s
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        if len(patterns) < len(sections):
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            unknowns = [s for s in sections
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                if not s.startswith(FILE_PREFS_PREFIX)]
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        if pat is None:
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            return ()
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        else:
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            all = self._cfg[FILE_PREFS_PREFIX + pat]
 
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            all = self._cfg[self.pattern_to_section[pat]]
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            return tuple(all.items())
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    def get_selected_items(self, path, names):
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        if pat is None:
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            return ()
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        else:
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            all = self._cfg[FILE_PREFS_PREFIX + pat]
 
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            all = self._cfg[self.pattern_to_section[pat]]
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            return tuple((k, all.get(k)) for k in names)
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    return osutils.pathjoin(config.config_dir(), 'rules')
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# The object providing default rules
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_per_user_searcher = _IniBasedRulesSearcher(rules_filename())
 
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def reset_rules():
 
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    global _per_user_searcher
 
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    _per_user_searcher = _IniBasedRulesSearcher(rules_filename())
 
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reset_rules()