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# -*- coding: utf-8 -*-
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"""
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rhodecode.model.pull_request
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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pull request model for RhodeCode
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:created_on: Jun 6, 2012
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:author: marcink
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:copyright: (C) 2012-2012 Marcin Kuzminski <marcin@python-works.com>
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:license: GPLv3, see COPYING for more details.
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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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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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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, see <http://www.gnu.org/licenses/>.
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import logging
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import binascii
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import datetime
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from pylons.i18n.translation import _
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from rhodecode.model.meta import Session
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from rhodecode.lib import helpers as h
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from rhodecode.model import BaseModel
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from rhodecode.model.db import PullRequest, PullRequestReviewers, Notification
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from rhodecode.model.notification import NotificationModel
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from rhodecode.lib.utils2 import safe_unicode
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from rhodecode.lib.vcs.utils.hgcompat import discovery
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log = logging.getLogger(__name__)
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class PullRequestModel(BaseModel):
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cls = PullRequest
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def __get_pull_request(self, pull_request):
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return self._get_instance(PullRequest, pull_request)
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def get_all(self, repo):
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repo = self._get_repo(repo)
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return PullRequest.query().filter(PullRequest.other_repo == repo).all()
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def create(self, created_by, org_repo, org_ref, other_repo,
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other_ref, revisions, reviewers, title, description=None):
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created_by_user = self._get_user(created_by)
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org_repo = self._get_repo(org_repo)
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other_repo = self._get_repo(other_repo)
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new = PullRequest()
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new.org_repo = org_repo
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new.org_ref = org_ref
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new.other_repo = other_repo
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new.other_ref = other_ref
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new.revisions = revisions
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new.title = title
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new.description = description
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new.author = created_by_user
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self.sa.add(new)
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Session().flush()
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#members
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for member in reviewers:
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_usr = self._get_user(member)
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reviewer = PullRequestReviewers(_usr, new)
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self.sa.add(reviewer)
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#notification to reviewers
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notif = NotificationModel()
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subject = safe_unicode(
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h.link_to(
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_('%(user)s wants you to review pull request #%(pr_id)s') % \
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{'user': created_by_user.username,
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'pr_id': new.pull_request_id},
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h.url('pullrequest_show', repo_name=other_repo.repo_name,
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pull_request_id=new.pull_request_id,
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qualified=True,
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)
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)
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)
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body = description
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notif.create(created_by=created_by_user, subject=subject, body=body,
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recipients=reviewers,
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type_=Notification.TYPE_PULL_REQUEST,)
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return new
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def update_reviewers(self, pull_request, reviewers_ids):
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reviewers_ids = set(reviewers_ids)
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pull_request = self.__get_pull_request(pull_request)
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current_reviewers = PullRequestReviewers.query()\
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.filter(PullRequestReviewers.pull_request==
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pull_request)\
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.all()
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current_reviewers_ids = set([x.user.user_id for x in current_reviewers])
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to_add = reviewers_ids.difference(current_reviewers_ids)
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to_remove = current_reviewers_ids.difference(reviewers_ids)
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log.debug("Adding %s reviewers" % to_add)
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log.debug("Removing %s reviewers" % to_remove)
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for uid in to_add:
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_usr = self._get_user(uid)
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reviewer = PullRequestReviewers(_usr, pull_request)
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self.sa.add(reviewer)
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for uid in to_remove:
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reviewer = PullRequestReviewers.query()\
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.filter(PullRequestReviewers.user_id==uid,
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PullRequestReviewers.pull_request==pull_request)\
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.scalar()
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if reviewer:
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self.sa.delete(reviewer)
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def close_pull_request(self, pull_request):
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pull_request = self.__get_pull_request(pull_request)
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pull_request.status = PullRequest.STATUS_CLOSED
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pull_request.updated_on = datetime.datetime.now()
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self.sa.add(pull_request)
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def _get_changesets(self, org_repo, org_ref, other_repo, other_ref,
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discovery_data):
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"""
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Returns a list of changesets that are incoming from org_repo@org_ref
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to other_repo@other_ref
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:param org_repo:
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:type org_repo:
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:param org_ref:
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:type org_ref:
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:param other_repo:
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:type other_repo:
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:param other_ref:
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:type other_ref:
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:param tmp:
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:type tmp:
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"""
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changesets = []
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#case two independent repos
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if org_repo != other_repo:
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common, incoming, rheads = discovery_data
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if not incoming:
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revs = []
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else:
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revs = org_repo._repo.changelog.findmissing(common, rheads)
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for cs in reversed(map(binascii.hexlify, revs)):
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changesets.append(org_repo.get_changeset(cs))
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else:
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revs = ['ancestors(%s) and not ancestors(%s)' % (org_ref[1],
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other_ref[1])]
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from mercurial import scmutil
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out = scmutil.revrange(org_repo._repo, revs)
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for cs in reversed(out):
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changesets.append(org_repo.get_changeset(cs))
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return changesets
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def _get_discovery(self, org_repo, org_ref, other_repo, other_ref):
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"""
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Get's mercurial discovery data used to calculate difference between
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repos and refs
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:param org_repo:
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:type org_repo:
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:param org_ref:
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:type org_ref:
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:param other_repo:
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:type other_repo:
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:param other_ref:
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:type other_ref:
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"""
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other = org_repo._repo
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repo = other_repo._repo
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tip = other[org_ref[1]]
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log.debug('Doing discovery for %s@%s vs %s@%s' % (
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org_repo, org_ref, other_repo, other_ref)
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)
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log.debug('Filter heads are %s[%s]' % (tip, org_ref[1]))
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tmp = discovery.findcommonincoming(
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repo=repo, # other_repo we check for incoming
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remote=other, # org_repo source for incoming
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heads=[tip.node()],
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force=False
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)
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return tmp
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def get_compare_data(self, org_repo, org_ref, other_repo, other_ref):
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"""
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Returns a tuple of incomming changesets, and discoverydata cache
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:param org_repo:
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:type org_repo:
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:param org_ref:
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:type org_ref:
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:param other_repo:
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:type other_repo:
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:param other_ref:
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:type other_ref:
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"""
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if len(org_ref) != 2 or not isinstance(org_ref, (list, tuple)):
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raise Exception('org_ref must be a two element list/tuple')
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if len(other_ref) != 2 or not isinstance(org_ref, (list, tuple)):
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raise Exception('other_ref must be a two element list/tuple')
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discovery_data = self._get_discovery(org_repo.scm_instance,
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org_ref,
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other_repo.scm_instance,
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other_ref)
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cs_ranges = self._get_changesets(org_repo.scm_instance,
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org_ref,
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other_repo.scm_instance,
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other_ref,
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discovery_data)
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return cs_ranges, discovery_data
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