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# -*- coding: utf-8 -*-
"""
rhodecode.controllers.feed
~~~~~~~~~~~~~~~~~~~~~~~~~~
Feed controller for rhodecode
:created_on: Apr 23, 2010
:author: marcink
:copyright: (C) 2010-2012 Marcin Kuzminski <marcin@python-works.com>
:license: GPLv3, see COPYING for more details.
"""
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import logging
from pylons import url, response, tmpl_context as c
from pylons.i18n.translation import _
from beaker.cache import cache_region, region_invalidate
from webhelpers.feedgenerator import Atom1Feed, Rss201rev2Feed
from rhodecode.lib import helpers as h
from rhodecode.lib.auth import LoginRequired, HasRepoPermissionAnyDecorator
from rhodecode.lib.base import BaseRepoController
from rhodecode.lib.diffs import DiffProcessor, LimitedDiffContainer
from rhodecode.model.db import CacheInvalidation
from rhodecode.lib.utils2 import safe_int, str2bool, safe_unicode
log = logging.getLogger(__name__)
class FeedController(BaseRepoController):
@LoginRequired(api_access=True)
@HasRepoPermissionAnyDecorator('repository.read', 'repository.write',
'repository.admin')
def __before__(self):
super(FeedController, self).__before__()
#common values for feeds
self.description = _('Changes on %s repository')
self.title = self.title = _('%s %s feed') % (c.rhodecode_name, '%s')
self.language = 'en-us'
self.ttl = "5"
import rhodecode
CONF = rhodecode.CONFIG
self.include_diff = str2bool(CONF.get('rss_include_diff', False))
self.feed_nr = safe_int(CONF.get('rss_items_per_page', 20))
# we need to protect from parsing huge diffs here other way
# we can kill the server
self.feed_diff_limit = safe_int(CONF.get('rss_cut_off_limit', 32 * 1024))
def _get_title(self, cs):
return "%s" % (
h.shorter(cs.message, 160)
)
def __changes(self, cs):
changes = []
diff_processor = DiffProcessor(cs.diff(),
diff_limit=self.feed_diff_limit)
_parsed = diff_processor.prepare(inline_diff=False)
limited_diff = False
if isinstance(_parsed, LimitedDiffContainer):
limited_diff = True
for st in _parsed:
st.update({'added': st['stats'][0],
'removed': st['stats'][1]})
changes.append('\n %(operation)s %(filename)s '
'(%(added)s lines added, %(removed)s lines removed)'
% st)
if limited_diff:
changes = changes + ['\n ' +
_('Changeset was too big and was cut off...')]
return diff_processor, changes
def __get_desc(self, cs):
desc_msg = []
desc_msg.append((_('%s committed on %s')
% (h.person(cs.author), h.fmt_date(cs.date))) + '<br/>')
#branches, tags, bookmarks
if cs.branch:
desc_msg.append('branch: %s<br/>' % cs.branch)
if h.is_hg(c.rhodecode_repo):
for book in cs.bookmarks:
desc_msg.append('bookmark: %s<br/>' % book)
for tag in cs.tags:
desc_msg.append('tag: %s<br/>' % tag)
diff_processor, changes = self.__changes(cs)
# rev link
_url = url('changeset_home', repo_name=cs.repository.name,
revision=cs.raw_id, qualified=True)
desc_msg.append('changeset: <a href="%s">%s</a>' % (_url, cs.raw_id[:8]))
desc_msg.append('<pre>')
desc_msg.append(cs.message)
desc_msg.append('\n')
desc_msg.extend(changes)
if self.include_diff:
desc_msg.append('\n\n')
desc_msg.append(diff_processor.as_raw())
desc_msg.append('</pre>')
return map(safe_unicode, desc_msg)
def atom(self, repo_name):
"""Produce an atom-1.0 feed via feedgenerator module"""
@cache_region('long_term')
def _get_feed_from_cache(key):
feed = Atom1Feed(
title=self.title % repo_name,
link=url('summary_home', repo_name=repo_name,
qualified=True),
description=self.description % repo_name,
language=self.language,
ttl=self.ttl
)
for cs in reversed(list(c.rhodecode_repo[-self.feed_nr:])):
feed.add_item(title=self._get_title(cs),
link=url('changeset_home', repo_name=repo_name,
revision=cs.raw_id, qualified=True),
author_name=cs.author,
description=''.join(self.__get_desc(cs)),
pubdate=cs.date,
)
response.content_type = feed.mime_type
return feed.writeString('utf-8')
key = repo_name + '_ATOM'
inv = CacheInvalidation.invalidate(key)
if inv is not None:
region_invalidate(_get_feed_from_cache, None, key)
CacheInvalidation.set_valid(inv.cache_key)
return _get_feed_from_cache(key)
def rss(self, repo_name):
"""Produce an rss2 feed via feedgenerator module"""
@cache_region('long_term')
def _get_feed_from_cache(key):
feed = Rss201rev2Feed(
title=self.title % repo_name,
link=url('summary_home', repo_name=repo_name,
qualified=True),
description=self.description % repo_name,
language=self.language,
ttl=self.ttl
)
for cs in reversed(list(c.rhodecode_repo[-self.feed_nr:])):
feed.add_item(title=self._get_title(cs),
link=url('changeset_home', repo_name=repo_name,
revision=cs.raw_id, qualified=True),
author_name=cs.author,
description=''.join(self.__get_desc(cs)),
pubdate=cs.date,
)
response.content_type = feed.mime_type
return feed.writeString('utf-8')
key = repo_name + '_RSS'
inv = CacheInvalidation.invalidate(key)
if inv is not None:
region_invalidate(_get_feed_from_cache, None, key)
CacheInvalidation.set_valid(inv.cache_key)
return _get_feed_from_cache(key)
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