Mercurial > libervia-backend
view sat/plugins/plugin_merge_req_mercurial.py @ 3101:ab7e8ade848a
plugin XEP-0045: added room statuses to metadata:
room statuses are now sent with other metadata on bridge signals, and saved in Room
instance. They give useful data on the room, for instance they can be used to know if a
full jid is used in this room.
author | Goffi <goffi@goffi.org> |
---|---|
date | Mon, 30 Dec 2019 20:44:02 +0100 |
parents | fee60f17ebac |
children | 9d0df638c8b4 |
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#!/usr/bin/env python3 # -*- coding: utf-8 -*- # SàT plugin for import external blogs # Copyright (C) 2009-2019 Jérôme Poisson (goffi@goffi.org) # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU Affero General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # 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 Affero General Public License for more details. # You should have received a copy of the GNU Affero General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. import re from twisted.python.procutils import which from sat.tools.common import async_process from sat.tools import utils from sat.core.i18n import _, D_ from sat.core.constants import Const as C from sat.core import exceptions from sat.core.log import getLogger log = getLogger(__name__) PLUGIN_INFO = { C.PI_NAME: "Mercurial Merge Request handler", C.PI_IMPORT_NAME: "MERGE_REQUEST_MERCURIAL", C.PI_TYPE: C.PLUG_TYPE_MISC, C.PI_DEPENDENCIES: ["MERGE_REQUESTS"], C.PI_MAIN: "MercurialHandler", C.PI_HANDLER: "no", C.PI_DESCRIPTION: _("""Merge request handler for Mercurial""") } SHORT_DESC = D_("handle Mercurial repository") CLEAN_RE = re.compile(r'[^\w -._]', flags=re.UNICODE) class MercurialProtocol(async_process.CommandProtocol): """handle hg commands""" name = "Mercurial" command = None @classmethod def run(cls, path, command, *args, **kwargs): """Create a new MercurialRegisterProtocol and execute the given mercurial command. @param path(unicode): path to the repository @param command(unicode): hg command to run @return D(bytes): stdout of the command """ assert "path" not in kwargs kwargs["path"] = path # FIXME: we have to use this workaround because Twisted's protocol.ProcessProtocol # is not using new style classes. This can be removed once moved to # Python 3 (super can be used normally then). d = async_process.CommandProtocol.run.__func__(cls, command, *args, **kwargs) d.addErrback(utils.logError) return d class MercurialHandler(object): data_types = ('mercurial_changeset',) def __init__(self, host): log.info(_("Mercurial merge request handler initialization")) try: MercurialProtocol.command = which('hg')[0] except IndexError: raise exceptions.NotFound(_("Mercurial executable (hg) not found, " "can't use Mercurial handler")) self.host = host self._m = host.plugins['MERGE_REQUESTS'] self._m.register('mercurial', self, self.data_types, SHORT_DESC) def check(self, repository): d = MercurialProtocol.run(repository, 'identify') d.addCallback(lambda __: True) d.addErrback(lambda __: False) return d def export(self, repository): d = MercurialProtocol.run(repository, 'export', '-g', '-r', 'outgoing()', '--encoding=utf-8') d.addCallback(lambda data: data.decode('utf-8')) return d def import_(self, repository, data, data_type, item_id, service, node, extra): parsed_data = self.parse(data) try: parsed_name = parsed_data[0]['commit_msg'].split('\n')[0] parsed_name = CLEAN_RE.sub('', parsed_name)[:40] except Exception: parsed_name = '' name = 'mr_{item_id}_{parsed_name}'.format(item_id=CLEAN_RE.sub('', item_id), parsed_name=parsed_name) return MercurialProtocol.run(repository, 'qimport', '-g', '--name', name, '--encoding=utf-8', '-', stdin=data) def parse(self, data, data_type=None): lines = data.splitlines() total_lines = len(lines) patches = [] while lines: patch = {} commit_msg = [] diff = [] state = 'init' if lines[0] != '# HG changeset patch': raise exceptions.DataError(_('invalid changeset signature')) # line index of this patch in the whole data patch_idx = total_lines - len(lines) del lines[0] for idx, line in enumerate(lines): if state == 'init': if line.startswith('# '): if line.startswith('# User '): elems = line[7:].split() if not elems: continue last = elems[-1] if (last.startswith('<') and last.endswith('>') and '@' in last): patch[self._m.META_EMAIL] = elems.pop()[1:-1] patch[self._m.META_AUTHOR] = ' '.join(elems) elif line.startswith('# Date '): time_data = line[7:].split() if len(time_data) != 2: log.warning(_('unexpected time data: {data}') .format(data=line[7:])) continue patch[self._m.META_TIMESTAMP] = (int(time_data[0]) + int(time_data[1])) elif line.startswith('# Node ID '): patch[self._m.META_HASH] = line[10:] elif line.startswith('# Parent '): patch[self._m.META_PARENT_HASH] = line[10:] else: state = 'commit_msg' if state == 'commit_msg': if line.startswith('diff --git a/'): state = 'diff' patch[self._m.META_DIFF_IDX] = patch_idx + idx + 1 else: commit_msg.append(line) if state == 'diff': if line.startswith('# ') or idx == len(lines)-1: # a new patch is starting or we have reached end of patches if idx == len(lines)-1: # end of patches, we need to keep the line diff.append(line) patch[self._m.META_COMMIT_MSG] = '\n'.join(commit_msg) patch[self._m.META_DIFF] = '\n'.join(diff) patches.append(patch) if idx == len(lines)-1: del lines[:] else: del lines[:idx] break else: diff.append(line) return patches