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# -*- coding: utf-8 -*-
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# Copyright (C) 2012-2016 RhodeCode GmbH
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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 Affero General Public License, version 3
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# (only), as published by the Free Software Foundation.
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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 Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# This program is dual-licensed. If you wish to learn more about the
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# RhodeCode Enterprise Edition, including its added features, Support services,
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# and proprietary license terms, please see https://rhodecode.com/licenses/
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from __future__ import unicode_literals
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import re
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import logging
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import requests
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import colander
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import textwrap
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from celery.task import task
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from mako.template import Template
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from rhodecode import events
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from rhodecode.translation import lazy_ugettext
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from rhodecode.lib import helpers as h
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from rhodecode.lib.celerylib import run_task
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from rhodecode.lib.colander_utils import strip_whitespace
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from rhodecode.integrations.types.base import IntegrationTypeBase
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from rhodecode.integrations.schema import IntegrationSettingsSchemaBase
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log = logging.getLogger()
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class SlackSettingsSchema(IntegrationSettingsSchemaBase):
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service = colander.SchemaNode(
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colander.String(),
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title=lazy_ugettext('Slack service URL'),
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description=h.literal(lazy_ugettext(
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'This can be setup at the '
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'<a href="https://my.slack.com/services/new/incoming-webhook/">'
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'slack app manager</a>')),
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default='',
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placeholder='https://hooks.slack.com/services/...',
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preparer=strip_whitespace,
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validator=colander.url,
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widget='string'
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)
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username = colander.SchemaNode(
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colander.String(),
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title=lazy_ugettext('Username'),
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description=lazy_ugettext('Username to show notifications coming from.'),
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missing='Rhodecode',
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preparer=strip_whitespace,
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widget='string',
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placeholder='Rhodecode'
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)
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channel = colander.SchemaNode(
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colander.String(),
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title=lazy_ugettext('Channel'),
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description=lazy_ugettext('Channel to send notifications to.'),
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missing='',
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preparer=strip_whitespace,
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widget='string',
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placeholder='#general'
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)
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icon_emoji = colander.SchemaNode(
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colander.String(),
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title=lazy_ugettext('Emoji'),
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description=lazy_ugettext('Emoji to use eg. :studio_microphone:'),
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missing='',
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preparer=strip_whitespace,
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widget='string',
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placeholder=':studio_microphone:'
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)
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repo_push_template = Template(r'''
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*${data['actor']['username']}* pushed to \
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%if data['push']['branches']:
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${len(data['push']['branches']) > 1 and 'branches' or 'branch'} \
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${', '.join('<%s|%s>' % (branch['url'], branch['name']) for branch in data['push']['branches'])} \
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%else:
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unknown branch \
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%endif
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in <${data['repo']['url']}|${data['repo']['repo_name']}>
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>>>
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%for commit in data['push']['commits']:
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<${commit['url']}|${commit['short_id']}> - ${commit['message_html']|html_to_slack_links}
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%endfor
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''')
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class SlackIntegrationType(IntegrationTypeBase):
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key = 'slack'
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display_name = lazy_ugettext('Slack')
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SettingsSchema = SlackSettingsSchema
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valid_events = [
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events.PullRequestCloseEvent,
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events.PullRequestMergeEvent,
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events.PullRequestUpdateEvent,
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events.PullRequestCommentEvent,
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events.PullRequestReviewEvent,
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events.PullRequestCreateEvent,
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events.RepoPushEvent,
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events.RepoCreateEvent,
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]
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def send_event(self, event):
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if event.__class__ not in self.valid_events:
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log.debug('event not valid: %r' % event)
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return
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if event.name not in self.settings['events']:
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log.debug('event ignored: %r' % event)
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return
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data = event.as_dict()
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text = '*%s* caused a *%s* event' % (
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data['actor']['username'], event.name)
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log.debug('handling slack event for %s' % event.name)
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if isinstance(event, events.PullRequestCommentEvent):
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text = self.format_pull_request_comment_event(event, data)
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elif isinstance(event, events.PullRequestReviewEvent):
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text = self.format_pull_request_review_event(event, data)
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elif isinstance(event, events.PullRequestEvent):
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text = self.format_pull_request_event(event, data)
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elif isinstance(event, events.RepoPushEvent):
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text = self.format_repo_push_event(data)
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elif isinstance(event, events.RepoCreateEvent):
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text = self.format_repo_create_event(data)
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else:
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log.error('unhandled event type: %r' % event)
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run_task(post_text_to_slack, self.settings, text)
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@classmethod
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def settings_schema(cls):
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schema = SlackSettingsSchema()
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schema.add(colander.SchemaNode(
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colander.Set(),
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widget='checkbox_list',
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choices=sorted([e.name for e in cls.valid_events]),
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description="Events activated for this integration",
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name='events'
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))
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return schema
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def format_pull_request_comment_event(self, event, data):
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comment_text = data['comment']['text']
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if len(comment_text) > 200:
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comment_text = '<{comment_url}|{comment_text}...>'.format(
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comment_text=comment_text[:200],
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comment_url=data['comment']['url'],
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)
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comment_status = ''
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if data['comment']['status']:
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comment_status = '[{}]: '.format(data['comment']['status'])
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return (textwrap.dedent(
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'''
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{user} commented on pull request <{pr_url}|#{number}> - {pr_title}:
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>>> {comment_status}{comment_text}
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''').format(
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comment_status=comment_status,
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user=data['actor']['username'],
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number=data['pullrequest']['pull_request_id'],
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pr_url=data['pullrequest']['url'],
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pr_status=data['pullrequest']['status'],
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pr_title=data['pullrequest']['title'],
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comment_text=comment_text
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)
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)
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def format_pull_request_review_event(self, event, data):
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return (textwrap.dedent(
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'''
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Status changed to {pr_status} for pull request <{pr_url}|#{number}> - {pr_title}
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''').format(
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user=data['actor']['username'],
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number=data['pullrequest']['pull_request_id'],
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pr_url=data['pullrequest']['url'],
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pr_status=data['pullrequest']['status'],
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pr_title=data['pullrequest']['title'],
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)
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)
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def format_pull_request_event(self, event, data):
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action = {
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events.PullRequestCloseEvent: 'closed',
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events.PullRequestMergeEvent: 'merged',
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events.PullRequestUpdateEvent: 'updated',
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events.PullRequestCreateEvent: 'created',
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}.get(event.__class__, str(event.__class__))
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return ('Pull request <{url}|#{number}> - {title} '
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'{action} by {user}').format(
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user=data['actor']['username'],
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number=data['pullrequest']['pull_request_id'],
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url=data['pullrequest']['url'],
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title=data['pullrequest']['title'],
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action=action
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)
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def format_repo_push_event(self, data):
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result = repo_push_template.render(
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data=data,
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html_to_slack_links=html_to_slack_links,
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)
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return result
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def format_repo_create_event(self, data):
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return '<{}|{}> ({}) repository created by *{}*'.format(
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data['repo']['url'],
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data['repo']['repo_name'],
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data['repo']['repo_type'],
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data['actor']['username'],
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)
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def html_to_slack_links(message):
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return re.compile(r'<a .*?href=["\'](.+?)".*?>(.+?)</a>').sub(
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r'<\1|\2>', message)
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@task(ignore_result=True)
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def post_text_to_slack(settings, text):
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log.debug('sending %s to slack %s' % (text, settings['service']))
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resp = requests.post(settings['service'], json={
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"channel": settings.get('channel', ''),
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"username": settings.get('username', 'Rhodecode'),
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"text": text,
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"icon_emoji": settings.get('icon_emoji', ':studio_microphone:')
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})
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resp.raise_for_status() # raise exception on a failed request
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