| """Handles the Stacked GIT configuration files |
| """ |
| |
| __copyright__ = """ |
| Copyright (C) 2005, Catalin Marinas <catalin.marinas@gmail.com> |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License version 2 as |
| published by the Free Software Foundation. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; if not, write to the Free Software |
| Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| """ |
| |
| import os, re |
| from stgit import basedir |
| from stgit.exception import * |
| from stgit.run import * |
| |
| class GitConfigException(StgException): |
| pass |
| |
| class GitConfig: |
| __defaults={ |
| 'stgit.autoresolved': 'no', |
| 'stgit.smtpserver': 'localhost:25', |
| 'stgit.smtpdelay': '5', |
| 'stgit.pullcmd': 'git pull', |
| 'stgit.fetchcmd': 'git fetch', |
| 'stgit.pull-policy': 'pull', |
| 'stgit.merger': 'diff3 -L current -L ancestor -L patched -m -E ' \ |
| '"%(branch1)s" "%(ancestor)s" "%(branch2)s" > "%(output)s"', |
| 'stgit.autoimerge': 'no', |
| 'stgit.keeporig': 'yes', |
| 'stgit.keepoptimized': 'no', |
| 'stgit.extensions': '.ancestor .current .patched', |
| 'stgit.shortnr': '5' |
| } |
| |
| __cache={} |
| |
| def get(self, name): |
| if self.__cache.has_key(name): |
| return self.__cache[name] |
| try: |
| value = Run('git', 'config', '--get', name).output_one_line() |
| except RunException: |
| value = self.__defaults.get(name, None) |
| self.__cache[name] = value |
| return value |
| |
| def getall(self, name): |
| if self.__cache.has_key(name): |
| return self.__cache[name] |
| values = Run('git', 'config', '--get-all', name |
| ).returns([0, 1]).output_lines() |
| self.__cache[name] = values |
| return values |
| |
| def getint(self, name): |
| value = self.get(name) |
| if value.isdigit(): |
| return int(value) |
| else: |
| raise GitConfigException, 'Value for "%s" is not an integer: "%s"' % (name, value) |
| |
| def rename_section(self, from_name, to_name): |
| """Rename a section in the config file. Silently do nothing if |
| the section doesn't exist.""" |
| Run('git', 'config', '--rename-section', from_name, to_name |
| ).returns([0, 1]).run() |
| self.__cache.clear() |
| |
| def remove_section(self, name): |
| """Remove a section in the config file. Silently do nothing if |
| the section doesn't exist.""" |
| Run('git', 'config', '--remove-section', name |
| ).returns([0, 1]).discard_stderr().discard_output() |
| self.__cache.clear() |
| |
| def set(self, name, value): |
| Run('git', 'config', name, value).run() |
| self.__cache[name] = value |
| |
| def unset(self, name): |
| Run('git', 'config', '--unset', name) |
| self.__cache[name] = None |
| |
| def sections_matching(self, regexp): |
| """Takes a regexp with a single group, matches it against all |
| config variables, and returns a list whose members are the |
| group contents, for all variable names matching the regexp. |
| """ |
| result = [] |
| for line in Run('git', 'config', '--get-regexp', '"^%s$"' % regexp |
| ).returns([0, 1]).output_lines(): |
| m = re.match('^%s ' % regexp, line) |
| if m: |
| result.append(m.group(1)) |
| return result |
| |
| config=GitConfig() |
| |
| def config_setup(): |
| global config |
| |
| # Set the PAGER environment to the config value (if any) |
| pager = config.get('stgit.pager') |
| if pager: |
| os.environ['PAGER'] = pager |
| # FIXME: handle EDITOR the same way ? |
| |
| class ConfigOption: |
| """Delayed cached reading of a configuration option. |
| """ |
| def __init__(self, section, option): |
| self.__section = section |
| self.__option = option |
| self.__value = None |
| |
| def __str__(self): |
| if not self.__value: |
| self.__value = config.get(self.__section + '.' + self.__option) |
| return self.__value |
| |
| |
| # cached extensions |
| __extensions = None |
| |
| def file_extensions(): |
| """Returns a dictionary with the conflict file extensions |
| """ |
| global __extensions |
| |
| if not __extensions: |
| cfg_ext = config.get('stgit.extensions').split() |
| if len(cfg_ext) != 3: |
| raise CmdException, '"extensions" configuration error' |
| |
| __extensions = { 'ancestor': cfg_ext[0], |
| 'current': cfg_ext[1], |
| 'patched': cfg_ext[2] } |
| |
| return __extensions |