##// END OF EJS Templates
Added extra check for very large diffs in changesets, sometimes for very large diffs the diff parser could kill CPU.
Added extra check for very large diffs in changesets, sometimes for very large diffs the diff parser could kill CPU.

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changelog.py
104 lines | 3.5 KiB | text/x-python | PythonLexer
# -*- coding: utf-8 -*-
"""
rhodecode.controllers.changelog
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
changelog controller for rhodecode
:created_on: Apr 21, 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, 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
try:
import json
except ImportError:
#python 2.5 compatibility
import simplejson as json
from mercurial.graphmod import colored, CHANGESET, revisions as graph_rev
from pylons import request, session, tmpl_context as c
from rhodecode.lib.auth import LoginRequired, HasRepoPermissionAnyDecorator
from rhodecode.lib.base import BaseRepoController, render
from rhodecode.lib.helpers import RepoPage
log = logging.getLogger(__name__)
class ChangelogController(BaseRepoController):
@LoginRequired()
@HasRepoPermissionAnyDecorator('repository.read', 'repository.write',
'repository.admin')
def __before__(self):
super(ChangelogController, self).__before__()
c.affected_files_cut_off = 60
def index(self):
limit = 100
default = 20
if request.params.get('size'):
try:
int_size = int(request.params.get('size'))
except ValueError:
int_size = default
int_size = int_size if int_size <= limit else limit
c.size = int_size
session['changelog_size'] = c.size
session.save()
else:
c.size = int(session.get('changelog_size', default))
p = int(request.params.get('page', 1))
branch_name = request.params.get('branch', None)
c.total_cs = len(c.rhodecode_repo)
c.pagination = RepoPage(c.rhodecode_repo, page=p,
item_count=c.total_cs, items_per_page=c.size,
branch_name=branch_name)
self._graph(c.rhodecode_repo, c.total_cs, c.size, p)
return render('changelog/changelog.html')
def _graph(self, repo, repo_size, size, p):
"""
Generates a DAG graph for mercurial
:param repo: repo instance
:param size: number of commits to show
:param p: page number
"""
if not repo.revisions or repo.alias == 'git':
c.jsdata = json.dumps([])
return
revcount = min(repo_size, size)
offset = 1 if p == 1 else ((p - 1) * revcount + 1)
rev_start = repo.revisions.index(repo.revisions[(-1 * offset)])
rev_end = max(0, rev_start - revcount)
dag = graph_rev(repo._repo, rev_start, rev_end)
c.dag = tree = list(colored(dag))
data = []
for (id, type, ctx, vtx, edges) in tree:
if type != CHANGESET:
continue
data.append(('', vtx, edges))
c.jsdata = json.dumps(data)