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