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webhooks: added variables into the call URL. Fixes #4211
webhooks: added variables into the call URL. Fixes #4211

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comment.py
515 lines | 19.1 KiB | text/x-python | PythonLexer
# -*- coding: utf-8 -*-
# Copyright (C) 2011-2016 RhodeCode GmbH
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License, version 3
# (only), 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 Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# This program is dual-licensed. If you wish to learn more about the
# RhodeCode Enterprise Edition, including its added features, Support services,
# and proprietary license terms, please see https://rhodecode.com/licenses/
"""
comments model for RhodeCode
"""
import logging
import traceback
import collections
from datetime import datetime
from pylons.i18n.translation import _
from pyramid.threadlocal import get_current_registry
from sqlalchemy.sql.expression import null
from sqlalchemy.sql.functions import coalesce
from rhodecode.lib import helpers as h, diffs
from rhodecode.lib.channelstream import channelstream_request
from rhodecode.lib.utils import action_logger
from rhodecode.lib.utils2 import extract_mentioned_users
from rhodecode.model import BaseModel
from rhodecode.model.db import (
ChangesetComment, User, Notification, PullRequest)
from rhodecode.model.notification import NotificationModel
from rhodecode.model.meta import Session
from rhodecode.model.settings import VcsSettingsModel
from rhodecode.model.notification import EmailNotificationModel
log = logging.getLogger(__name__)
class ChangesetCommentsModel(BaseModel):
cls = ChangesetComment
DIFF_CONTEXT_BEFORE = 3
DIFF_CONTEXT_AFTER = 3
def __get_commit_comment(self, changeset_comment):
return self._get_instance(ChangesetComment, changeset_comment)
def __get_pull_request(self, pull_request):
return self._get_instance(PullRequest, pull_request)
def _extract_mentions(self, s):
user_objects = []
for username in extract_mentioned_users(s):
user_obj = User.get_by_username(username, case_insensitive=True)
if user_obj:
user_objects.append(user_obj)
return user_objects
def _get_renderer(self, global_renderer='rst'):
try:
# try reading from visual context
from pylons import tmpl_context
global_renderer = tmpl_context.visual.default_renderer
except AttributeError:
log.debug("Renderer not set, falling back "
"to default renderer '%s'", global_renderer)
except Exception:
log.error(traceback.format_exc())
return global_renderer
def create(self, text, repo, user, revision=None, pull_request=None,
f_path=None, line_no=None, status_change=None,
status_change_type=None, closing_pr=False,
send_email=True, renderer=None):
"""
Creates new comment for commit or pull request.
IF status_change is not none this comment is associated with a
status change of commit or commit associated with pull request
:param text:
:param repo:
:param user:
:param revision:
:param pull_request:
:param f_path:
:param line_no:
:param status_change: Label for status change
:param status_change_type: type of status change
:param closing_pr:
:param send_email:
"""
if not text:
log.warning('Missing text for comment, skipping...')
return
if not renderer:
renderer = self._get_renderer()
repo = self._get_repo(repo)
user = self._get_user(user)
comment = ChangesetComment()
comment.renderer = renderer
comment.repo = repo
comment.author = user
comment.text = text
comment.f_path = f_path
comment.line_no = line_no
#TODO (marcink): fix this and remove revision as param
commit_id = revision
pull_request_id = pull_request
commit_obj = None
pull_request_obj = None
if commit_id:
notification_type = EmailNotificationModel.TYPE_COMMIT_COMMENT
# do a lookup, so we don't pass something bad here
commit_obj = repo.scm_instance().get_commit(commit_id=commit_id)
comment.revision = commit_obj.raw_id
elif pull_request_id:
notification_type = EmailNotificationModel.TYPE_PULL_REQUEST_COMMENT
pull_request_obj = self.__get_pull_request(pull_request_id)
comment.pull_request = pull_request_obj
else:
raise Exception('Please specify commit or pull_request_id')
Session().add(comment)
Session().flush()
kwargs = {
'user': user,
'renderer_type': renderer,
'repo_name': repo.repo_name,
'status_change': status_change,
'status_change_type': status_change_type,
'comment_body': text,
'comment_file': f_path,
'comment_line': line_no,
}
if commit_obj:
recipients = ChangesetComment.get_users(
revision=commit_obj.raw_id)
# add commit author if it's in RhodeCode system
cs_author = User.get_from_cs_author(commit_obj.author)
if not cs_author:
# use repo owner if we cannot extract the author correctly
cs_author = repo.user
recipients += [cs_author]
commit_comment_url = self.get_url(comment)
target_repo_url = h.link_to(
repo.repo_name,
h.url('summary_home',
repo_name=repo.repo_name, qualified=True))
# commit specifics
kwargs.update({
'commit': commit_obj,
'commit_message': commit_obj.message,
'commit_target_repo': target_repo_url,
'commit_comment_url': commit_comment_url,
})
elif pull_request_obj:
# get the current participants of this pull request
recipients = ChangesetComment.get_users(
pull_request_id=pull_request_obj.pull_request_id)
# add pull request author
recipients += [pull_request_obj.author]
# add the reviewers to notification
recipients += [x.user for x in pull_request_obj.reviewers]
pr_target_repo = pull_request_obj.target_repo
pr_source_repo = pull_request_obj.source_repo
pr_comment_url = h.url(
'pullrequest_show',
repo_name=pr_target_repo.repo_name,
pull_request_id=pull_request_obj.pull_request_id,
anchor='comment-%s' % comment.comment_id,
qualified=True,)
# set some variables for email notification
pr_target_repo_url = h.url(
'summary_home', repo_name=pr_target_repo.repo_name,
qualified=True)
pr_source_repo_url = h.url(
'summary_home', repo_name=pr_source_repo.repo_name,
qualified=True)
# pull request specifics
kwargs.update({
'pull_request': pull_request_obj,
'pr_id': pull_request_obj.pull_request_id,
'pr_target_repo': pr_target_repo,
'pr_target_repo_url': pr_target_repo_url,
'pr_source_repo': pr_source_repo,
'pr_source_repo_url': pr_source_repo_url,
'pr_comment_url': pr_comment_url,
'pr_closing': closing_pr,
})
if send_email:
# pre-generate the subject for notification itself
(subject,
_h, _e, # we don't care about those
body_plaintext) = EmailNotificationModel().render_email(
notification_type, **kwargs)
mention_recipients = set(
self._extract_mentions(text)).difference(recipients)
# create notification objects, and emails
NotificationModel().create(
created_by=user,
notification_subject=subject,
notification_body=body_plaintext,
notification_type=notification_type,
recipients=recipients,
mention_recipients=mention_recipients,
email_kwargs=kwargs,
)
action = (
'user_commented_pull_request:{}'.format(
comment.pull_request.pull_request_id)
if comment.pull_request
else 'user_commented_revision:{}'.format(comment.revision)
)
action_logger(user, action, comment.repo)
registry = get_current_registry()
rhodecode_plugins = getattr(registry, 'rhodecode_plugins', {})
channelstream_config = rhodecode_plugins.get('channelstream', {})
msg_url = ''
if commit_obj:
msg_url = commit_comment_url
repo_name = repo.repo_name
elif pull_request_obj:
msg_url = pr_comment_url
repo_name = pr_target_repo.repo_name
if channelstream_config.get('enabled'):
message = '<strong>{}</strong> {} - ' \
'<a onclick="window.location=\'{}\';' \
'window.location.reload()">' \
'<strong>{}</strong></a>'
message = message.format(
user.username, _('made a comment'), msg_url,
_('Show it now'))
channel = '/repo${}$/pr/{}'.format(
repo_name,
pull_request_id
)
payload = {
'type': 'message',
'timestamp': datetime.utcnow(),
'user': 'system',
'exclude_users': [user.username],
'channel': channel,
'message': {
'message': message,
'level': 'info',
'topic': '/notifications'
}
}
channelstream_request(channelstream_config, [payload],
'/message', raise_exc=False)
return comment
def delete(self, comment):
"""
Deletes given comment
:param comment_id:
"""
comment = self.__get_commit_comment(comment)
Session().delete(comment)
return comment
def get_all_comments(self, repo_id, revision=None, pull_request=None):
q = ChangesetComment.query()\
.filter(ChangesetComment.repo_id == repo_id)
if revision:
q = q.filter(ChangesetComment.revision == revision)
elif pull_request:
pull_request = self.__get_pull_request(pull_request)
q = q.filter(ChangesetComment.pull_request == pull_request)
else:
raise Exception('Please specify commit or pull_request')
q = q.order_by(ChangesetComment.created_on)
return q.all()
def get_url(self, comment):
comment = self.__get_commit_comment(comment)
if comment.pull_request:
return h.url(
'pullrequest_show',
repo_name=comment.pull_request.target_repo.repo_name,
pull_request_id=comment.pull_request.pull_request_id,
anchor='comment-%s' % comment.comment_id,
qualified=True,)
else:
return h.url(
'changeset_home',
repo_name=comment.repo.repo_name,
revision=comment.revision,
anchor='comment-%s' % comment.comment_id,
qualified=True,)
def get_comments(self, repo_id, revision=None, pull_request=None):
"""
Gets main comments based on revision or pull_request_id
:param repo_id:
:param revision:
:param pull_request:
"""
q = ChangesetComment.query()\
.filter(ChangesetComment.repo_id == repo_id)\
.filter(ChangesetComment.line_no == None)\
.filter(ChangesetComment.f_path == None)
if revision:
q = q.filter(ChangesetComment.revision == revision)
elif pull_request:
pull_request = self.__get_pull_request(pull_request)
q = q.filter(ChangesetComment.pull_request == pull_request)
else:
raise Exception('Please specify commit or pull_request')
q = q.order_by(ChangesetComment.created_on)
return q.all()
def get_inline_comments(self, repo_id, revision=None, pull_request=None):
q = self._get_inline_comments_query(repo_id, revision, pull_request)
return self._group_comments_by_path_and_line_number(q)
def get_outdated_comments(self, repo_id, pull_request):
# TODO: johbo: Remove `repo_id`, it is not needed to find the comments
# of a pull request.
q = self._all_inline_comments_of_pull_request(pull_request)
q = q.filter(
ChangesetComment.display_state ==
ChangesetComment.COMMENT_OUTDATED
).order_by(ChangesetComment.comment_id.asc())
return self._group_comments_by_path_and_line_number(q)
def _get_inline_comments_query(self, repo_id, revision, pull_request):
# TODO: johbo: Split this into two methods: One for PR and one for
# commit.
if revision:
q = Session().query(ChangesetComment).filter(
ChangesetComment.repo_id == repo_id,
ChangesetComment.line_no != null(),
ChangesetComment.f_path != null(),
ChangesetComment.revision == revision)
elif pull_request:
pull_request = self.__get_pull_request(pull_request)
if ChangesetCommentsModel.use_outdated_comments(pull_request):
q = self._visible_inline_comments_of_pull_request(pull_request)
else:
q = self._all_inline_comments_of_pull_request(pull_request)
else:
raise Exception('Please specify commit or pull_request_id')
q = q.order_by(ChangesetComment.comment_id.asc())
return q
def _group_comments_by_path_and_line_number(self, q):
comments = q.all()
paths = collections.defaultdict(lambda: collections.defaultdict(list))
for co in comments:
paths[co.f_path][co.line_no].append(co)
return paths
@classmethod
def needed_extra_diff_context(cls):
return max(cls.DIFF_CONTEXT_BEFORE, cls.DIFF_CONTEXT_AFTER)
def outdate_comments(self, pull_request, old_diff_data, new_diff_data):
if not ChangesetCommentsModel.use_outdated_comments(pull_request):
return
comments = self._visible_inline_comments_of_pull_request(pull_request)
comments_to_outdate = comments.all()
for comment in comments_to_outdate:
self._outdate_one_comment(comment, old_diff_data, new_diff_data)
def _outdate_one_comment(self, comment, old_diff_proc, new_diff_proc):
diff_line = _parse_comment_line_number(comment.line_no)
try:
old_context = old_diff_proc.get_context_of_line(
path=comment.f_path, diff_line=diff_line)
new_context = new_diff_proc.get_context_of_line(
path=comment.f_path, diff_line=diff_line)
except (diffs.LineNotInDiffException,
diffs.FileNotInDiffException):
comment.display_state = ChangesetComment.COMMENT_OUTDATED
return
if old_context == new_context:
return
if self._should_relocate_diff_line(diff_line):
new_diff_lines = new_diff_proc.find_context(
path=comment.f_path, context=old_context,
offset=self.DIFF_CONTEXT_BEFORE)
if not new_diff_lines:
comment.display_state = ChangesetComment.COMMENT_OUTDATED
else:
new_diff_line = self._choose_closest_diff_line(
diff_line, new_diff_lines)
comment.line_no = _diff_to_comment_line_number(new_diff_line)
else:
comment.display_state = ChangesetComment.COMMENT_OUTDATED
def _should_relocate_diff_line(self, diff_line):
"""
Checks if relocation shall be tried for the given `diff_line`.
If a comment points into the first lines, then we can have a situation
that after an update another line has been added on top. In this case
we would find the context still and move the comment around. This
would be wrong.
"""
should_relocate = (
(diff_line.new and diff_line.new > self.DIFF_CONTEXT_BEFORE) or
(diff_line.old and diff_line.old > self.DIFF_CONTEXT_BEFORE))
return should_relocate
def _choose_closest_diff_line(self, diff_line, new_diff_lines):
candidate = new_diff_lines[0]
best_delta = _diff_line_delta(diff_line, candidate)
for new_diff_line in new_diff_lines[1:]:
delta = _diff_line_delta(diff_line, new_diff_line)
if delta < best_delta:
candidate = new_diff_line
best_delta = delta
return candidate
def _visible_inline_comments_of_pull_request(self, pull_request):
comments = self._all_inline_comments_of_pull_request(pull_request)
comments = comments.filter(
coalesce(ChangesetComment.display_state, '') !=
ChangesetComment.COMMENT_OUTDATED)
return comments
def _all_inline_comments_of_pull_request(self, pull_request):
comments = Session().query(ChangesetComment)\
.filter(ChangesetComment.line_no != None)\
.filter(ChangesetComment.f_path != None)\
.filter(ChangesetComment.pull_request == pull_request)
return comments
@staticmethod
def use_outdated_comments(pull_request):
settings_model = VcsSettingsModel(repo=pull_request.target_repo)
settings = settings_model.get_general_settings()
return settings.get('rhodecode_use_outdated_comments', False)
def _parse_comment_line_number(line_no):
"""
Parses line numbers of the form "(o|n)\d+" and returns them in a tuple.
"""
old_line = None
new_line = None
if line_no.startswith('o'):
old_line = int(line_no[1:])
elif line_no.startswith('n'):
new_line = int(line_no[1:])
else:
raise ValueError("Comment lines have to start with either 'o' or 'n'.")
return diffs.DiffLineNumber(old_line, new_line)
def _diff_to_comment_line_number(diff_line):
if diff_line.new is not None:
return u'n{}'.format(diff_line.new)
elif diff_line.old is not None:
return u'o{}'.format(diff_line.old)
return u''
def _diff_line_delta(a, b):
if None not in (a.new, b.new):
return abs(a.new - b.new)
elif None not in (a.old, b.old):
return abs(a.old - b.old)
else:
raise ValueError(
"Cannot compute delta between {} and {}".format(a, b))