kallithea Files · rhodecode/controllers/feed.py

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Marcin Kuzminski

another major code rafactor, reimplemented (almost from scratch)
the way caching works, Should be solid rock for now. Some code optymizations on scmModel.get() to make it don't load unneded things. Changed db cache to file that should also reduce memory size

# -*- coding: utf-8 -*-
"""
    rhodecode.controllers.feed
    ~~~~~~~~~~~~~~~~~~~~~~~~~~

    Feed controller for rhodecode
    
    :created_on: Apr 23, 2010
    :author: marcink
    :copyright: (C) 2009-2011 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; version 2
# of the License or (at your opinion) any later version of the license.
# 
# 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, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA  02110-1301, USA.

import logging

from pylons import url, response
from pylons.i18n.translation import _

from rhodecode.lib.auth import LoginRequired, HasRepoPermissionAnyDecorator
from rhodecode.lib.base import BaseController
from rhodecode.model.scm import ScmModel

from webhelpers.feedgenerator import Atom1Feed, Rss201rev2Feed

log = logging.getLogger(__name__)

class FeedController(BaseController):

    @LoginRequired()
    @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 = "%s feed"
        self.language = 'en-us'
        self.ttl = "5"
        self.feed_nr = 10

    def atom(self, repo_name):
        """Produce an atom-1.0 feed via feedgenerator module"""
        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)

        repo, dbrepo = ScmModel().get(repo_name, retval='repo')

        for cs in repo[:self.feed_nr]:
            feed.add_item(title=cs.message,
                          link=url('changeset_home', repo_name=repo_name,
                                   revision=cs.raw_id, qualified=True),
                                   description=str(cs.date))

        response.content_type = feed.mime_type
        return feed.writeString('utf-8')


    def rss(self, repo_name):
        """Produce an rss2 feed via feedgenerator module"""
        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)

        repo, dbrepo = ScmModel().get(repo_name, retval='repo')
        for cs in repo[:self.feed_nr]:
            feed.add_item(title=cs.message,
                          link=url('changeset_home', repo_name=repo_name,
                                   revision=cs.raw_id, qualified=True),
                          description=str(cs.date))

        response.content_type = feed.mime_type
        return feed.writeString('utf-8')