kallithea Changeset - 008e460c5b9d

Changeset - 008e460c5b9d

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Marcin Kuzminski - 12 years ago 2013-06-30 21:30:44
marcin@python-works.com

fixes issue #860.

IMC web commits poisoned caches when they failed. We now
always invalidate caches so objects are refreshed and will be accessible.

3 files changed with 18 insertions and 11 deletions:

rhodecode/controllers/files.py

rhodecode/lib/exceptions.py

rhodecode/model/scm.py

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rhodecode/controllers/files.py

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 # -*- coding: utf-8 -*-
 """
     rhodecode.controllers.files
     ~~~~~~~~~~~~~~~~~~~~~~~~~~~
     Files controller for RhodeCode
     :created_on: Apr 21, 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/>.
 from __future__ import with_statement
 import os
 import logging
 import traceback
 import tempfile
 import shutil
 from pylons import request, response, tmpl_context as c, url
 from pylons.i18n.translation import _
 from pylons.controllers.util import redirect
 from rhodecode.lib.utils import jsonify, action_logger
 from rhodecode.lib import diffs
 from rhodecode.lib import helpers as h
-from rhodecode.lib.compat import OrderedDict, json
 from rhodecode.lib.compat import OrderedDict
 from rhodecode.lib.utils2 import convert_line_endings, detect_mode, safe_str,\
     str2bool
 from rhodecode.lib.auth import LoginRequired, HasRepoPermissionAnyDecorator
 from rhodecode.lib.base import BaseRepoController, render
 from rhodecode.lib.vcs.backends.base import EmptyChangeset
 from rhodecode.lib.vcs.conf import settings
 from rhodecode.lib.vcs.exceptions import RepositoryError, \
     ChangesetDoesNotExistError, EmptyRepositoryError, \
     ImproperArchiveTypeError, VCSError, NodeAlreadyExistsError,\
     NodeDoesNotExistError, ChangesetError, NodeError
 from rhodecode.lib.vcs.nodes import FileNode
 from rhodecode.model.repo import RepoModel
 from rhodecode.model.scm import ScmModel
 from rhodecode.model.db import Repository
 from rhodecode.controllers.changeset import anchor_url, _ignorews_url,\
     _context_url, get_line_ctx, get_ignore_ws
 from webob.exc import HTTPNotFound
 from rhodecode.lib.exceptions import NonRelativePathError
+from rhodecode.lib.exceptions import NonRelativePathError, IMCCommitError
 log = logging.getLogger(__name__)
 class FilesController(BaseRepoController):
     def __before__(self):
         super(FilesController, self).__before__()
         c.cut_off_limit = self.cut_off_limit
     def __get_cs_or_redirect(self, rev, repo_name, redirect_after=True):
         """
         Safe way to get changeset if error occur it redirects to tip with
         proper message
         :param rev: revision to fetch
         :param repo_name: repo name to redirect after
         """
         try:
             return c.rhodecode_repo.get_changeset(rev)
         except EmptyRepositoryError, e:
             if not redirect_after:
                 return None
             url_ = url('files_add_home',
                        repo_name=c.repo_name,
                        revision=0, f_path='')
             add_new = h.link_to(_('Click here to add new file'), url_)
             h.flash(h.literal(_('There are no files yet %s') % add_new),
                     category='warning')
             redirect(h.url('summary_home', repo_name=repo_name))
         except RepositoryError, e:  # including ChangesetDoesNotExistError
             h.flash(str(e), category='error')
             raise HTTPNotFound()
     def __get_filenode_or_redirect(self, repo_name, cs, path):
         """
         Returns file_node, if error occurs or given path is directory,
         it'll redirect to top level path
         :param repo_name: repo_name
         :param cs: given changeset
         :param path: path to lookup
         """
         try:
             file_node = cs.get_node(path)
             if file_node.is_dir():
                 raise RepositoryError('given path is a directory')
         except RepositoryError, e:
             h.flash(str(e), category='error')
             raise HTTPNotFound()
         return file_node
     @LoginRequired()
     @HasRepoPermissionAnyDecorator('repository.read', 'repository.write',
                                    'repository.admin')
     def index(self, repo_name, revision, f_path, annotate=False):
         # redirect to given revision from form if given
         post_revision = request.POST.get('at_rev', None)
         if post_revision:
             cs = self.__get_cs_or_redirect(post_revision, repo_name)
         c.changeset = self.__get_cs_or_redirect(revision, repo_name)
         c.branch = request.GET.get('branch', None)
         c.f_path = f_path
         c.annotate = annotate
         c.changeset = self.__get_cs_or_redirect(revision, repo_name)
         cur_rev = c.changeset.revision
         # prev link
         try:
             prev_rev = c.rhodecode_repo.get_changeset(cur_rev).prev(c.branch)
             c.url_prev = url('files_home', repo_name=c.repo_name,
                          revision=prev_rev.raw_id, f_path=f_path)
             if c.branch:
                 c.url_prev += '?branch=%s' % c.branch
         except (ChangesetDoesNotExistError, VCSError):
             c.url_prev = '#'
         # next link
         try:
             next_rev = c.rhodecode_repo.get_changeset(cur_rev).next(c.branch)
             c.url_next = url('files_home', repo_name=c.repo_name,
                      revision=next_rev.raw_id, f_path=f_path)
             if c.branch:
                 c.url_next += '?branch=%s' % c.branch
         except (ChangesetDoesNotExistError, VCSError):
             c.url_next = '#'
         # files or dirs
         try:
             c.file = c.changeset.get_node(f_path)
             if c.file.is_file():
                 c.load_full_history = False
                 file_last_cs = c.file.last_changeset
                 c.file_changeset = (c.changeset
                                     if c.changeset.revision < file_last_cs.revision
                                     else file_last_cs)
                 #determine if we're on branch head
                 _branches = c.rhodecode_repo.branches
                 c.on_branch_head = revision in _branches.keys() + _branches.values()
                 _hist = []
                 c.file_history = []
                 if c.load_full_history:
                     c.file_history, _hist = self._get_node_history(c.changeset, f_path)
                 c.authors = []
                 for a in set([x.author for x in _hist]):
                     c.authors.append((h.email(a), h.person(a)))
             else:
                 c.authors = c.file_history = []
         except RepositoryError, e:
             h.flash(str(e), category='error')
             raise HTTPNotFound()
         if request.environ.get('HTTP_X_PARTIAL_XHR'):
             return render('files/files_ypjax.html')
         return render('files/files.html')
     @LoginRequired()
     @HasRepoPermissionAnyDecorator('repository.read', 'repository.write',
                                    'repository.admin')
     def history(self, repo_name, revision, f_path, annotate=False):
         if request.environ.get('HTTP_X_PARTIAL_XHR'):
             c.changeset = self.__get_cs_or_redirect(revision, repo_name)
             c.f_path = f_path
             c.annotate = annotate
             c.file = c.changeset.get_node(f_path)
             if c.file.is_file():
                 file_last_cs = c.file.last_changeset
                 c.file_changeset = (c.changeset
                                     if c.changeset.revision < file_last_cs.revision
                                     else file_last_cs)
                 c.file_history, _hist = self._get_node_history(c.changeset, f_path)
                 c.authors = []
                 for a in set([x.author for x in _hist]):
                     c.authors.append((h.email(a), h.person(a)))
                 return render('files/files_history_box.html')
     @LoginRequired()
     @HasRepoPermissionAnyDecorator('repository.read', 'repository.write',
                                    'repository.admin')
     def rawfile(self, repo_name, revision, f_path):
         cs = self.__get_cs_or_redirect(revision, repo_name)
         file_node = self.__get_filenode_or_redirect(repo_name, cs, f_path)
         response.content_disposition = 'attachment; filename=%s' % \
             safe_str(f_path.split(Repository.url_sep())[-1])
         response.content_type = file_node.mimetype
         return file_node.content
     @LoginRequired()
     @HasRepoPermissionAnyDecorator('repository.read', 'repository.write',
                                    'repository.admin')
     def raw(self, repo_name, revision, f_path):
         cs = self.__get_cs_or_redirect(revision, repo_name)
         file_node = self.__get_filenode_or_redirect(repo_name, cs, f_path)
         raw_mimetype_mapping = {
             # map original mimetype to a mimetype used for "show as raw"
             # you can also provide a content-disposition to override the
             # default "attachment" disposition.
             # orig_type: (new_type, new_dispo)
             # show images inline:
             'image/x-icon': ('image/x-icon', 'inline'),
             'image/png': ('image/png', 'inline'),
             'image/gif': ('image/gif', 'inline'),
             'image/jpeg': ('image/jpeg', 'inline'),
             'image/svg+xml': ('image/svg+xml', 'inline'),
+        }
         mimetype = file_node.mimetype
         try:
             mimetype, dispo = raw_mimetype_mapping[mimetype]
         except KeyError:
             # we don't know anything special about this, handle it safely
             if file_node.is_binary:
                 # do same as download raw for binary files
                 mimetype, dispo = 'application/octet-stream', 'attachment'
             else:
                 # do not just use the original mimetype, but force text/plain,
                 # otherwise it would serve text/html and that might be unsafe.
                 # Note: underlying vcs library fakes text/plain mimetype if the
                 # mimetype can not be determined and it thinks it is not
                 # binary.This might lead to erroneous text display in some
                 # cases, but helps in other cases, like with text files
                 # without extension.
                 mimetype, dispo = 'text/plain', 'inline'
         if dispo == 'attachment':
             dispo = 'attachment; filename=%s' % \
                         safe_str(f_path.split(os.sep)[-1])
         response.content_disposition = dispo
         response.content_type = mimetype
         return file_node.content
     @LoginRequired()
     @HasRepoPermissionAnyDecorator('repository.write', 'repository.admin')
     def edit(self, repo_name, revision, f_path):
         repo = c.rhodecode_db_repo
         if repo.enable_locking and repo.locked[0]:
             h.flash(_('This repository is has been locked by %s on %s')
                 % (h.person_by_id(repo.locked[0]),
                    h.fmt_date(h.time_to_datetime(repo.locked[1]))),
-                  'warning')
                 'warning')
             return redirect(h.url('files_home',
                                   repo_name=repo_name, revision='tip'))
         # check if revision is a branch identifier- basically we cannot
         # create multiple heads via file editing
         _branches = repo.scm_instance.branches
         # check if revision is a branch name or branch hash
         if revision not in _branches.keys() + _branches.values():
             h.flash(_('You can only edit files with revision '
                       'being a valid branch '), category='warning')
             return redirect(h.url('files_home',
                                   repo_name=repo_name, revision='tip',
                                   f_path=f_path))
         r_post = request.POST
         c.cs = self.__get_cs_or_redirect(revision, repo_name)
         c.file = self.__get_filenode_or_redirect(repo_name, c.cs, f_path)
         if c.file.is_binary:
             return redirect(url('files_home', repo_name=c.repo_name,
                          revision=c.cs.raw_id, f_path=f_path))
+                            revision=c.cs.raw_id, f_path=f_path))
         c.default_message = _('Edited file %s via RhodeCode') % (f_path)
         c.f_path = f_path
         if r_post:
             old_content = c.file.content
             sl = old_content.splitlines(1)
             first_line = sl[0] if sl else ''
             # modes:  0 - Unix, 1 - Mac, 2 - DOS
             mode = detect_mode(first_line, 0)
             content = convert_line_endings(r_post.get('content', ''), mode)
             message = r_post.get('message') or c.default_message
             author = self.rhodecode_user.full_contact
             if content == old_content:
                 h.flash(_('No changes'), category='warning')
                 return redirect(url('changeset_home', repo_name=c.repo_name,
                                     revision='tip'))
             try:
                 self.scm_model.commit_change(repo=c.rhodecode_repo,
                                              repo_name=repo_name, cs=c.cs,
                                              user=self.rhodecode_user.user_id,
                                              author=author, message=message,
                                              content=content, f_path=f_path)
                 h.flash(_('Successfully committed to %s') % f_path,
                         category='success')
             except Exception:
                 log.error(traceback.format_exc())
                 h.flash(_('Error occurred during commit'), category='error')
             return redirect(url('changeset_home',
                                 repo_name=c.repo_name, revision='tip'))
         return render('files/files_edit.html')
     @LoginRequired()
     @HasRepoPermissionAnyDecorator('repository.write', 'repository.admin')
     def add(self, repo_name, revision, f_path):
         repo = Repository.get_by_repo_name(repo_name)
         if repo.enable_locking and repo.locked[0]:
             h.flash(_('This repository is has been locked by %s on %s')
                 % (h.person_by_id(repo.locked[0]),
                    h.fmt_date(h.time_to_datetime(repo.locked[1]))),
                   'warning')
             return redirect(h.url('files_home',
                                   repo_name=repo_name, revision='tip'))
         r_post = request.POST
         c.cs = self.__get_cs_or_redirect(revision, repo_name,
                                          redirect_after=False)
         if c.cs is None:
             c.cs = EmptyChangeset(alias=c.rhodecode_repo.alias)
         c.default_message = (_('Added file via RhodeCode'))
         c.f_path = f_path
         if r_post:
             unix_mode = 0
             content = convert_line_endings(r_post.get('content', ''), unix_mode)
             message = r_post.get('message') or c.default_message
             filename = r_post.get('filename')
             location = r_post.get('location', '')
             file_obj = r_post.get('upload_file', None)
             if file_obj is not None and hasattr(file_obj, 'filename'):
                 filename = file_obj.filename
                 content = file_obj.file
             if not content:
                 h.flash(_('No content'), category='warning')
                 return redirect(url('changeset_home', repo_name=c.repo_name,
                                     revision='tip'))
             if not filename:
                 h.flash(_('No filename'), category='warning')
                 return redirect(url('changeset_home', repo_name=c.repo_name,
                                     revision='tip'))
             #strip all crap out of file, just leave the basename
             filename = os.path.basename(filename)
             node_path = os.path.join(location, filename)
             author = self.rhodecode_user.full_contact
             try:
                 nodes = {
                     node_path: {
                         'content': content
+                    }
+                }
                 self.scm_model.create_nodes(
                     user=c.rhodecode_user.user_id, repo=c.rhodecode_db_repo,
                     message=message,
                     nodes=nodes,
                     parent_cs=c.cs,
                     author=author,
+                )
                 h.flash(_('Successfully committed to %s') % node_path,
                         category='success')
             except NonRelativePathError, e:
                 h.flash(_('Location must be relative path and must not '
                           'contain .. in path'), category='warning')
                 return redirect(url('changeset_home', repo_name=c.repo_name,
                                     revision='tip'))
             except (NodeError, NodeAlreadyExistsError), e:
                 h.flash(_(e), category='error')
             except Exception:
                 log.error(traceback.format_exc())
                 h.flash(_('Error occurred during commit'), category='error')
             return redirect(url('changeset_home',
                                 repo_name=c.repo_name, revision='tip'))
         return render('files/files_add.html')
     @LoginRequired()
     @HasRepoPermissionAnyDecorator('repository.read', 'repository.write',
                                    'repository.admin')
     def archivefile(self, repo_name, fname):
         fileformat = None
         revision = None
         ext = None
         subrepos = request.GET.get('subrepos') == 'true'
         for a_type, ext_data in settings.ARCHIVE_SPECS.items():
             archive_spec = fname.split(ext_data[1])
             if len(archive_spec) == 2 and archive_spec[1] == '':
                 fileformat = a_type or ext_data[1]
                 revision = archive_spec[0]
                 ext = ext_data[1]
         try:
             dbrepo = RepoModel().get_by_repo_name(repo_name)
             if not dbrepo.enable_downloads:
                 return _('Downloads disabled')
             if c.rhodecode_repo.alias == 'hg':
                 # patch and reset hooks section of UI config to not run any
                 # hooks on fetching archives with subrepos
                 for k, v in c.rhodecode_repo._repo.ui.configitems('hooks'):
                     c.rhodecode_repo._repo.ui.setconfig('hooks', k, None)
             cs = c.rhodecode_repo.get_changeset(revision)
             content_type = settings.ARCHIVE_SPECS[fileformat][0]
         except ChangesetDoesNotExistError:
             return _('Unknown revision %s') % revision
         except EmptyRepositoryError:
             return _('Empty repository')
         except (ImproperArchiveTypeError, KeyError):
             return _('Unknown archive type')
         # archive cache
         from rhodecode import CONFIG
         rev_name = cs.raw_id[:12]
         archive_name = '%s-%s%s' % (safe_str(repo_name.replace('/', '_')),
                                     safe_str(rev_name), ext)
         use_cached_archive = False  # defines if we use cached version of archive
         archive_cache_enabled = CONFIG.get('archive_cache_dir')
         if not subrepos and archive_cache_enabled:
             #check if we it's ok to write
             if not os.path.isdir(CONFIG['archive_cache_dir']):
                 os.makedirs(CONFIG['archive_cache_dir'])
             cached_archive_path = os.path.join(CONFIG['archive_cache_dir'], archive_name)
             if os.path.isfile(cached_archive_path):
                 log.debug('Found cached archive in %s' % cached_archive_path)
                 fd, archive = None, cached_archive_path
                 use_cached_archive = True
             else:
                 log.debug('Archive %s is not yet cached' % (archive_name))
         if not use_cached_archive:
             #generate new archive
             try:
                 fd, archive = tempfile.mkstemp()
                 t = open(archive, 'wb')
                 log.debug('Creating new temp archive in %s' % archive)
                 cs.fill_archive(stream=t, kind=fileformat, subrepos=subrepos)
                 if archive_cache_enabled:
                     #if we generated the archive and use cache rename that
                     log.debug('Storing new archive in %s' % cached_archive_path)
                     shutil.move(archive, cached_archive_path)
                     archive = cached_archive_path
             finally:
                 t.close()
         def get_chunked_archive(archive):
             stream = open(archive, 'rb')
             while True:
                 data = stream.read(16 * 1024)
                 if not data:
                     stream.close()
                     if fd:  # fd means we used temporary file
                         os.close(fd)
                     if not archive_cache_enabled:
                         log.debug('Destroing temp archive %s' % archive)
                         os.remove(archive)
                     break
                 yield data
         # store download action
         action_logger(user=c.rhodecode_user,
                       action='user_downloaded_archive:%s' % (archive_name),
                       repo=repo_name, ipaddr=self.ip_addr, commit=True)
         response.content_disposition = str('attachment; filename=%s' % (archive_name))
         response.content_type = str(content_type)
         return get_chunked_archive(archive)
     @LoginRequired()
     @HasRepoPermissionAnyDecorator('repository.read', 'repository.write',
                                    'repository.admin')
     def diff(self, repo_name, f_path):
         ignore_whitespace = request.GET.get('ignorews') == '1'
         line_context = request.GET.get('context', 3)
         diff1 = request.GET.get('diff1', '')
         diff2 = request.GET.get('diff2', '')
         c.action = request.GET.get('diff')
         c.no_changes = diff1 == diff2
         c.f_path = f_path
         c.big_diff = False
         c.anchor_url = anchor_url
         c.ignorews_url = _ignorews_url
         c.context_url = _context_url
         c.changes = OrderedDict()
         c.changes[diff2] = []
         #special case if we want a show rev only, it's impl here
         #to reduce JS and callbacks
         if request.GET.get('show_rev'):
             if str2bool(request.GET.get('annotate', 'False')):
                 _url = url('files_annotate_home', repo_name=c.repo_name,
                            revision=diff1, f_path=c.f_path)
             else:
                 _url = url('files_home', repo_name=c.repo_name,
                            revision=diff1, f_path=c.f_path)
             return redirect(_url)
         try:
             if diff1 not in ['', None, 'None', '0' * 12, '0' * 40]:
                 c.changeset_1 = c.rhodecode_repo.get_changeset(diff1)
                 try:
                     node1 = c.changeset_1.get_node(f_path)
                     if node1.is_dir():
                         raise NodeError('%s path is a %s not a file'
                                         % (node1, type(node1)))
                 except NodeDoesNotExistError:
                     c.changeset_1 = EmptyChangeset(cs=diff1,
                                                    revision=c.changeset_1.revision,
                                                    repo=c.rhodecode_repo)
                     node1 = FileNode(f_path, '', changeset=c.changeset_1)
             else:
                 c.changeset_1 = EmptyChangeset(repo=c.rhodecode_repo)
                 node1 = FileNode(f_path, '', changeset=c.changeset_1)
             if diff2 not in ['', None, 'None', '0' * 12, '0' * 40]:
                 c.changeset_2 = c.rhodecode_repo.get_changeset(diff2)
                 try:
                     node2 = c.changeset_2.get_node(f_path)
                     if node2.is_dir():
                         raise NodeError('%s path is a %s not a file'
                                         % (node2, type(node2)))
                 except NodeDoesNotExistError:
                     c.changeset_2 = EmptyChangeset(cs=diff2,
                                                    revision=c.changeset_2.revision,
                                                    repo=c.rhodecode_repo)
                     node2 = FileNode(f_path, '', changeset=c.changeset_2)
             else:
                 c.changeset_2 = EmptyChangeset(repo=c.rhodecode_repo)
                 node2 = FileNode(f_path, '', changeset=c.changeset_2)
         except (RepositoryError, NodeError):
             log.error(traceback.format_exc())
             return redirect(url('files_home', repo_name=c.repo_name,
                                 f_path=f_path))
         if c.action == 'download':
             _diff = diffs.get_gitdiff(node1, node2,
                                       ignore_whitespace=ignore_whitespace,
                                       context=line_context)
             diff = diffs.DiffProcessor(_diff, format='gitdiff')
             diff_name = '%s_vs_%s.diff' % (diff1, diff2)
             response.content_type = 'text/plain'
             response.content_disposition = (
                 'attachment; filename=%s' % diff_name
+            )
             return diff.as_raw()
         elif c.action == 'raw':
             _diff = diffs.get_gitdiff(node1, node2,
                                       ignore_whitespace=ignore_whitespace,
                                       context=line_context)
             diff = diffs.DiffProcessor(_diff, format='gitdiff')
             response.content_type = 'text/plain'
             return diff.as_raw()
         else:
             fid = h.FID(diff2, node2.path)
             line_context_lcl = get_line_ctx(fid, request.GET)
             ign_whitespace_lcl = get_ignore_ws(fid, request.GET)
             lim = request.GET.get('fulldiff') or self.cut_off_limit
             _, cs1, cs2, diff, st = diffs.wrapped_diff(filenode_old=node1,
                                          filenode_new=node2,
                                          cut_off_limit=lim,
                                          ignore_whitespace=ign_whitespace_lcl,
                                          line_context=line_context_lcl,
                                          enable_comments=False)
             op = ''
             filename = node1.path
             cs_changes = {
                 'fid': [cs1, cs2, op, filename, diff, st]
+            }
             c.changes = cs_changes
         return render('files/file_diff.html')
     @LoginRequired()
     @HasRepoPermissionAnyDecorator('repository.read', 'repository.write',
                                    'repository.admin')
     def diff_2way(self, repo_name, f_path):
         diff1 = request.GET.get('diff1', '')
         diff2 = request.GET.get('diff2', '')
         try:
             if diff1 not in ['', None, 'None', '0' * 12, '0' * 40]:
                 c.changeset_1 = c.rhodecode_repo.get_changeset(diff1)
                 try:
                     node1 = c.changeset_1.get_node(f_path)
                     if node1.is_dir():
                         raise NodeError('%s path is a %s not a file'
                                         % (node1, type(node1)))
                 except NodeDoesNotExistError:
                     c.changeset_1 = EmptyChangeset(cs=diff1,
                                                    revision=c.changeset_1.revision,
                                                    repo=c.rhodecode_repo)
                     node1 = FileNode(f_path, '', changeset=c.changeset_1)
             else:
                 c.changeset_1 = EmptyChangeset(repo=c.rhodecode_repo)
                 node1 = FileNode(f_path, '', changeset=c.changeset_1)
             if diff2 not in ['', None, 'None', '0' * 12, '0' * 40]:
                 c.changeset_2 = c.rhodecode_repo.get_changeset(diff2)
                 try:
                     node2 = c.changeset_2.get_node(f_path)
                     if node2.is_dir():
                         raise NodeError('%s path is a %s not a file'
                                         % (node2, type(node2)))
                 except NodeDoesNotExistError:
                     c.changeset_2 = EmptyChangeset(cs=diff2,
                                                    revision=c.changeset_2.revision,
                                                    repo=c.rhodecode_repo)
                     node2 = FileNode(f_path, '', changeset=c.changeset_2)
             else:
                 c.changeset_2 = EmptyChangeset(repo=c.rhodecode_repo)
                 node2 = FileNode(f_path, '', changeset=c.changeset_2)
         except (RepositoryError, NodeError):
             log.error(traceback.format_exc())
             return redirect(url('files_home', repo_name=c.repo_name,
                                 f_path=f_path))
         if node2.is_binary:
             node2_content = 'binary file'
         else:
             node2_content = node2.content
         if node1.is_binary:
             node1_content = 'binary file'
         else:
             node1_content = node1.content
         html_escape_table = {
             "&": "\u0026",
             '"': "\u0022",
             "'": "\u0027",
             ">": "\u003e",
             "<": "\u003c",
             '\\': "\u005c",
             '\n': '\\n'
+        }
         c.orig1 = h.html_escape((node1_content), html_escape_table)
         c.orig2 = h.html_escape((node2_content), html_escape_table)
         c.node1 = node1
         c.node2 = node2
         c.cs1 = c.changeset_1
         c.cs2 = c.changeset_2
         return render('files/diff_2way.html')
     def _get_node_history(self, cs, f_path, changesets=None):
         """
         get changesets history for given node
         :param cs: changeset to calculate history
         :param f_path: path for node to calculate history for
         :param changesets: if passed don't calculate history and take
             changesets defined in this list
         """
         # calculate history based on tip
         tip_cs = c.rhodecode_repo.get_changeset()
         if changesets is None:
             try:
                 changesets = tip_cs.get_file_history(f_path)
             except (NodeDoesNotExistError, ChangesetError):
                 #this node is not present at tip !
                 changesets = cs.get_file_history(f_path)
         hist_l = []
         changesets_group = ([], _("Changesets"))
         branches_group = ([], _("Branches"))
         tags_group = ([], _("Tags"))
         _hg = cs.repository.alias == 'hg'
         for chs in changesets:
             #_branch = '(%s)' % chs.branch if _hg else ''
             _branch = chs.branch

rhodecode/lib/exceptions.py

➞

Show inline comments

 # -*- coding: utf-8 -*-
 """
     rhodecode.lib.exceptions
     ~~~~~~~~~~~~~~~~~~~~~~~~
     Set of custom exceptions used in RhodeCode
     :created_on: Nov 17, 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/>.
 from webob.exc import HTTPClientError
 class LdapUsernameError(Exception):
     pass
 class LdapPasswordError(Exception):
     pass
 class LdapConnectionError(Exception):
     pass
 class LdapImportError(Exception):
     pass
 class DefaultUserException(Exception):
     pass
 class UserOwnsReposException(Exception):
     pass
 class UserGroupsAssignedException(Exception):
     pass
 class StatusChangeOnClosedPullRequestError(Exception):
     pass
 class AttachedForksError(Exception):
     pass
 class RepoGroupAssignmentError(Exception):
     pass
 class NonRelativePathError(Exception):
     pass
 class HTTPLockedRC(HTTPClientError):
     """
     Special Exception For locked Repos in RhodeCode, the return code can
     be overwritten by _code keyword argument passed into constructors
     """
     code = 423
     title = explanation = 'Repository Locked'
     def __init__(self, reponame, username, *args, **kwargs):
         from rhodecode import CONFIG
         from rhodecode.lib.utils2 import safe_int
         _code = CONFIG.get('lock_ret_code')
         self.code = safe_int(_code, self.code)
         self.title = self.explanation = ('Repository `%s` locked by '
                                          'user `%s`' % (reponame, username))
         super(HTTPLockedRC, self).__init__(*args, **kwargs)
 class IMCCommitError(Exception):
     pass

rhodecode/model/scm.py

➞

Show inline comments

 # -*- coding: utf-8 -*-
 """
     rhodecode.model.scm
     ~~~~~~~~~~~~~~~~~~~
     Scm model for RhodeCode
     :created_on: Apr 9, 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/>.
 from __future__ import with_statement
 import os
 import re
 import time
 import traceback
 import logging
 import cStringIO
 import pkg_resources
 from os.path import join as jn
 from sqlalchemy import func
 from pylons.i18n.translation import _
 import rhodecode
 from rhodecode.lib.vcs import get_backend
 from rhodecode.lib.vcs.exceptions import RepositoryError
 from rhodecode.lib.vcs.utils.lazy import LazyProperty
 from rhodecode.lib.vcs.nodes import FileNode
 from rhodecode.lib.vcs.backends.base import EmptyChangeset
 from rhodecode import BACKENDS
 from rhodecode.lib import helpers as h
 from rhodecode.lib.utils2 import safe_str, safe_unicode, get_server_url,\
     _set_extras
 from rhodecode.lib.auth import HasRepoPermissionAny, HasReposGroupPermissionAny,\
     HasUserGroupPermissionAny
 from rhodecode.lib.utils import get_filesystem_repos, make_ui, \
     action_logger
 from rhodecode.model import BaseModel
 from rhodecode.model.db import Repository, RhodeCodeUi, CacheInvalidation, \
     UserFollowing, UserLog, User, RepoGroup, PullRequest
 from rhodecode.lib.hooks import log_push_action
 from rhodecode.lib.exceptions import NonRelativePathError
+from rhodecode.lib.exceptions import NonRelativePathError, IMCCommitError
 log = logging.getLogger(__name__)
 class UserTemp(object):
     def __init__(self, user_id):
         self.user_id = user_id
     def __repr__(self):
         return "<%s('id:%s')>" % (self.__class__.__name__, self.user_id)
 class RepoTemp(object):
     def __init__(self, repo_id):
         self.repo_id = repo_id
     def __repr__(self):
         return "<%s('id:%s')>" % (self.__class__.__name__, self.repo_id)
 class CachedRepoList(object):
     """
     Cached repo list, uses in-memory cache after initialization, that is
     super fast
     """
     def __init__(self, db_repo_list, repos_path, order_by=None, perm_set=None):
         self.db_repo_list = db_repo_list
         self.repos_path = repos_path
         self.order_by = order_by
         self.reversed = (order_by or '').startswith('-')
         if not perm_set:
             perm_set = ['repository.read', 'repository.write',
                         'repository.admin']
         self.perm_set = perm_set
     def __len__(self):
         return len(self.db_repo_list)
     def __repr__(self):
         return '<%s (%s)>' % (self.__class__.__name__, self.__len__())
     def __iter__(self):
         # pre-propagated valid_cache_keys to save executing select statements
         # for each repo
         valid_cache_keys = CacheInvalidation.get_valid_cache_keys()
         for dbr in self.db_repo_list:
             scmr = dbr.scm_instance_cached(valid_cache_keys)
             # check permission at this level
             if not HasRepoPermissionAny(
                 *self.perm_set)(dbr.repo_name, 'get repo check'):
                 continue
             try:
                 last_change = scmr.last_change
                 tip = h.get_changeset_safe(scmr, 'tip')
             except Exception:
                 log.error(
                     '%s this repository is present in database but it '
                     'cannot be created as an scm instance, org_exc:%s'
                     % (dbr.repo_name, traceback.format_exc())
+                )
                 continue
             tmp_d = {}
             tmp_d['name'] = dbr.repo_name
             tmp_d['name_sort'] = tmp_d['name'].lower()
             tmp_d['raw_name'] = tmp_d['name'].lower()
             tmp_d['description'] = dbr.description
             tmp_d['description_sort'] = tmp_d['description'].lower()
             tmp_d['last_change'] = last_change
             tmp_d['last_change_sort'] = time.mktime(last_change.timetuple())
             tmp_d['tip'] = tip.raw_id
             tmp_d['tip_sort'] = tip.revision
             tmp_d['rev'] = tip.revision
             tmp_d['contact'] = dbr.user.full_contact
             tmp_d['contact_sort'] = tmp_d['contact']
             tmp_d['owner_sort'] = tmp_d['contact']
             tmp_d['repo_archives'] = list(scmr._get_archives())
             tmp_d['last_msg'] = tip.message
             tmp_d['author'] = tip.author
             tmp_d['dbrepo'] = dbr.get_dict()
             tmp_d['dbrepo_fork'] = dbr.fork.get_dict() if dbr.fork else {}
             yield tmp_d
 class SimpleCachedRepoList(CachedRepoList):
     """
     Lighter version of CachedRepoList without the scm initialisation
     """
     def __iter__(self):
         for dbr in self.db_repo_list:
             # check permission at this level
             if not HasRepoPermissionAny(
                 *self.perm_set)(dbr.repo_name, 'get repo check'):
                 continue
             tmp_d = {}
             tmp_d['name'] = dbr.repo_name
             tmp_d['name_sort'] = tmp_d['name'].lower()
             tmp_d['raw_name'] = tmp_d['name'].lower()
             tmp_d['description'] = dbr.description
             tmp_d['description_sort'] = tmp_d['description'].lower()
             tmp_d['dbrepo'] = dbr.get_dict()
             tmp_d['dbrepo_fork'] = dbr.fork.get_dict() if dbr.fork else {}
             yield tmp_d
 class _PermCheckIterator(object):
     def __init__(self, obj_list, obj_attr, perm_set, perm_checker):
         """
         Creates iterator from given list of objects, additionally
         checking permission for them from perm_set var
         :param obj_list: list of db objects
         :param obj_attr: attribute of object to pass into perm_checker
         :param perm_set: list of permissions to check
         :param perm_checker: callable to check permissions against
         """
         self.obj_list = obj_list
         self.obj_attr = obj_attr
         self.perm_set = perm_set
         self.perm_checker = perm_checker
     def __len__(self):
         return len(self.obj_list)
     def __repr__(self):
         return '<%s (%s)>' % (self.__class__.__name__, self.__len__())
     def __iter__(self):
         for db_obj in self.obj_list:
             # check permission at this level
             name = getattr(db_obj, self.obj_attr, None)
             if not self.perm_checker(*self.perm_set)(name, self.__class__.__name__):
                 continue
             yield db_obj
 class RepoList(_PermCheckIterator):
     def __init__(self, db_repo_list, perm_set=None):
         if not perm_set:
             perm_set = ['repository.read', 'repository.write', 'repository.admin']
         super(RepoList, self).__init__(obj_list=db_repo_list,
                     obj_attr='repo_name', perm_set=perm_set,
                     perm_checker=HasRepoPermissionAny)
 class RepoGroupList(_PermCheckIterator):
     def __init__(self, db_repo_group_list, perm_set=None):
         if not perm_set:
             perm_set = ['group.read', 'group.write', 'group.admin']
         super(RepoGroupList, self).__init__(obj_list=db_repo_group_list,
                     obj_attr='group_name', perm_set=perm_set,
                     perm_checker=HasReposGroupPermissionAny)
 class UserGroupList(_PermCheckIterator):
     def __init__(self, db_user_group_list, perm_set=None):
         if not perm_set:
             perm_set = ['usergroup.read', 'usergroup.write', 'usergroup.admin']
         super(UserGroupList, self).__init__(obj_list=db_user_group_list,
                     obj_attr='users_group_name', perm_set=perm_set,
                     perm_checker=HasUserGroupPermissionAny)
 class ScmModel(BaseModel):
     """
     Generic Scm Model
     """
     def __get_repo(self, instance):
         cls = Repository
         if isinstance(instance, cls):
             return instance
         elif isinstance(instance, int) or safe_str(instance).isdigit():
             return cls.get(instance)
         elif isinstance(instance, basestring):
             return cls.get_by_repo_name(instance)
         elif instance:
             raise Exception('given object must be int, basestr or Instance'
                             ' of %s got %s' % (type(cls), type(instance)))
     @LazyProperty
     def repos_path(self):
         """
         Get's the repositories root path from database
         """
         q = self.sa.query(RhodeCodeUi).filter(RhodeCodeUi.ui_key == '/').one()
         return q.ui_value
     def repo_scan(self, repos_path=None):
         """
         Listing of repositories in given path. This path should not be a
         repository itself. Return a dictionary of repository objects
         :param repos_path: path to directory containing repositories
         """
         if repos_path is None:
             repos_path = self.repos_path
         log.info('scanning for repositories in %s' % repos_path)
         baseui = make_ui('db')
         repos = {}
         for name, path in get_filesystem_repos(repos_path, recursive=True):
             # name need to be decomposed and put back together using the /
             # since this is internal storage separator for rhodecode
             name = Repository.normalize_repo_name(name)
             try:
                 if name in repos:
                     raise RepositoryError('Duplicate repository name %s '
                                           'found in %s' % (name, path))
                 else:
                     klass = get_backend(path[0])
                     if path[0] == 'hg' and path[0] in BACKENDS.keys():
                         repos[name] = klass(safe_str(path[1]), baseui=baseui)
                     if path[0] == 'git' and path[0] in BACKENDS.keys():
                         repos[name] = klass(path[1])
             except OSError:
                 continue
         log.debug('found %s paths with repositories' % (len(repos)))
         return repos
     def get_repos(self, all_repos=None, sort_key=None, simple=False):
         """
         Get all repos from db and for each repo create it's
         backend instance and fill that backed with information from database
         :param all_repos: list of repository names as strings
             give specific repositories list, good for filtering
         :param sort_key: initial sorting of repos
         :param simple: use SimpleCachedList - one without the SCM info
         """
         if all_repos is None:
             all_repos = self.sa.query(Repository)\
                         .filter(Repository.group_id == None)\
                         .order_by(func.lower(Repository.repo_name)).all()
         if simple:
             repo_iter = SimpleCachedRepoList(all_repos,
                                              repos_path=self.repos_path,
                                              order_by=sort_key)
         else:
             repo_iter = CachedRepoList(all_repos,
                                        repos_path=self.repos_path,
                                        order_by=sort_key)
         return repo_iter
     def get_repos_groups(self, all_groups=None):
         if all_groups is None:
             all_groups = RepoGroup.query()\
                 .filter(RepoGroup.group_parent_id == None).all()
         return [x for x in RepoGroupList(all_groups)]
     def mark_for_invalidation(self, repo_name):
         """
         Mark caches of this repo invalid in the database.
         :param repo_name: the repo for which caches should be marked invalid
         """
         CacheInvalidation.set_invalidate(repo_name)
         repo = Repository.get_by_repo_name(repo_name)
         if repo:
             repo.update_changeset_cache()
     def toggle_following_repo(self, follow_repo_id, user_id):
         f = self.sa.query(UserFollowing)\
             .filter(UserFollowing.follows_repo_id == follow_repo_id)\
             .filter(UserFollowing.user_id == user_id).scalar()
         if f is not None:
             try:
                 self.sa.delete(f)
                 action_logger(UserTemp(user_id),
                               'stopped_following_repo',
                               RepoTemp(follow_repo_id))
                 return
             except Exception:
                 log.error(traceback.format_exc())
                 raise
         try:
             f = UserFollowing()
             f.user_id = user_id
             f.follows_repo_id = follow_repo_id
             self.sa.add(f)
             action_logger(UserTemp(user_id),
                           'started_following_repo',
                           RepoTemp(follow_repo_id))
         except Exception:
             log.error(traceback.format_exc())
             raise
     def toggle_following_user(self, follow_user_id, user_id):
         f = self.sa.query(UserFollowing)\
             .filter(UserFollowing.follows_user_id == follow_user_id)\
             .filter(UserFollowing.user_id == user_id).scalar()
         if f is not None:
             try:
                 self.sa.delete(f)
                 return
             except Exception:
                 log.error(traceback.format_exc())
                 raise
         try:
             f = UserFollowing()
             f.user_id = user_id
             f.follows_user_id = follow_user_id
             self.sa.add(f)
         except Exception:
             log.error(traceback.format_exc())
             raise
     def is_following_repo(self, repo_name, user_id, cache=False):
         r = self.sa.query(Repository)\
             .filter(Repository.repo_name == repo_name).scalar()
         f = self.sa.query(UserFollowing)\
             .filter(UserFollowing.follows_repository == r)\
             .filter(UserFollowing.user_id == user_id).scalar()
         return f is not None
     def is_following_user(self, username, user_id, cache=False):
         u = User.get_by_username(username)
         f = self.sa.query(UserFollowing)\
             .filter(UserFollowing.follows_user == u)\
             .filter(UserFollowing.user_id == user_id).scalar()
         return f is not None
     def get_followers(self, repo):
         repo = self._get_repo(repo)
         return self.sa.query(UserFollowing)\
                 .filter(UserFollowing.follows_repository == repo).count()
     def get_forks(self, repo):
         repo = self._get_repo(repo)
         return self.sa.query(Repository)\
                 .filter(Repository.fork == repo).count()
     def get_pull_requests(self, repo):
         repo = self._get_repo(repo)
         return self.sa.query(PullRequest)\
                 .filter(PullRequest.other_repo == repo)\
                 .filter(PullRequest.status != PullRequest.STATUS_CLOSED).count()
     def mark_as_fork(self, repo, fork, user):
         repo = self.__get_repo(repo)
         fork = self.__get_repo(fork)
         if fork and repo.repo_id == fork.repo_id:
             raise Exception("Cannot set repository as fork of itself")
         repo.fork = fork
         self.sa.add(repo)
         return repo
     def _handle_rc_scm_extras(self, username, repo_name, repo_alias,
                               action=None):
         from rhodecode import CONFIG
         from rhodecode.lib.base import _get_ip_addr
         try:
             from pylons import request
             environ = request.environ
         except TypeError:
             # we might use this outside of request context, let's fake the
             # environ data
             from webob import Request
             environ = Request.blank('').environ
         extras = {
             'ip': _get_ip_addr(environ),
             'username': username,
             'action': action or 'push_local',
             'repository': repo_name,
             'scm': repo_alias,
             'config': CONFIG['__file__'],
             'server_url': get_server_url(environ),
             'make_lock': None,
             'locked_by': [None, None]
+        }
         _set_extras(extras)
     def _handle_push(self, repo, username, action, repo_name, revisions):
         """
         Triggers push action hooks
         :param repo: SCM repo
         :param username: username who pushes
         :param action: push/push_loca/push_remote
         :param repo_name: name of repo
         :param revisions: list of revisions that we pushed
         """
         self._handle_rc_scm_extras(username, repo_name, repo_alias=repo.alias)
         _scm_repo = repo._repo
         # trigger push hook
         if repo.alias == 'hg':
             log_push_action(_scm_repo.ui, _scm_repo, node=revisions[0])
         elif repo.alias == 'git':
             log_push_action(None, _scm_repo, _git_revs=revisions)
     def _get_IMC_module(self, scm_type):
         """
         Returns InMemoryCommit class based on scm_type
         :param scm_type:
         """
         if scm_type == 'hg':
             from rhodecode.lib.vcs.backends.hg import MercurialInMemoryChangeset
             return MercurialInMemoryChangeset
         if scm_type == 'git':
             from rhodecode.lib.vcs.backends.git import GitInMemoryChangeset
             return GitInMemoryChangeset
         raise Exception('Invalid scm_type, must be one of hg,git got %s'
                         % (scm_type,))
     def pull_changes(self, repo, username):
         dbrepo = self.__get_repo(repo)
         clone_uri = dbrepo.clone_uri
         if not clone_uri:
             raise Exception("This repository doesn't have a clone uri")
         repo = dbrepo.scm_instance
         repo_name = dbrepo.repo_name
         try:
             if repo.alias == 'git':
                 repo.fetch(clone_uri)
                 # git doesn't really have something like post-fetch action
                 # we fake that now. #TODO: extract fetched revisions somehow
                 # here
                 self._handle_push(repo,
                                   username=username,
                                   action='push_remote',
                                   repo_name=repo_name,
                                   revisions=[])
             else:
                 self._handle_rc_scm_extras(username, dbrepo.repo_name,
                                            repo.alias, action='push_remote')
                 repo.pull(clone_uri)
             self.mark_for_invalidation(repo_name)
         except Exception:
             log.error(traceback.format_exc())
             raise
     def commit_change(self, repo, repo_name, cs, user, author, message,
                       content, f_path):
         """
         Commits changes
         :param repo: SCM instance
         """
         user = self._get_user(user)
         IMC = self._get_IMC_module(repo.alias)
         # decoding here will force that we have proper encoded values
         # in any other case this will throw exceptions and deny commit
         content = safe_str(content)
         path = safe_str(f_path)
         # message and author needs to be unicode
         # proper backend should then translate that into required type
         message = safe_unicode(message)
         author = safe_unicode(author)
         imc = IMC(repo)
         imc.change(FileNode(path, content, mode=cs.get_file_mode(f_path)))
         tip = imc.commit(message=message,
                        author=author,
                        parents=[cs], branch=cs.branch)
         self.mark_for_invalidation(repo_name)
         try:
             tip = imc.commit(message=message, author=author,
                              parents=[cs], branch=cs.branch)
         except Exception, e:
             log.error(traceback.format_exc())
             raise IMCCommitError(str(e))
         finally:
             # always clear caches, if commit fails we want fresh object also
             self.mark_for_invalidation(repo_name)
         self._handle_push(repo,
                           username=user.username,
                           action='push_local',
                           repo_name=repo_name,
                           revisions=[tip.raw_id])
         return tip
     def create_nodes(self, user, repo, message, nodes, parent_cs=None,
                      author=None, trigger_push_hook=True):
         """
         Commits given multiple nodes into repo
         :param user: RhodeCode User object or user_id, the commiter
         :param repo: RhodeCode Repository object
         :param message: commit message
         :param nodes: mapping {filename:{'content':content},...}
         :param parent_cs: parent changeset, can be empty than it's initial commit
         :param author: author of commit, cna be different that commiter only for git
         :param trigger_push_hook: trigger push hooks
         :returns: new commited changeset
         """
         user = self._get_user(user)
         scm_instance = repo.scm_instance_no_cache()
         processed_nodes = []
         for f_path in nodes:
             if f_path.startswith('/') or f_path.startswith('.') or '../' in f_path:
                 raise NonRelativePathError('%s is not an relative path' % f_path)
             if f_path:
                 f_path = os.path.normpath(f_path)
             content = nodes[f_path]['content']
             f_path = safe_str(f_path)
             # decoding here will force that we have proper encoded values
             # in any other case this will throw exceptions and deny commit
             if isinstance(content, (basestring,)):
                 content = safe_str(content)
             elif isinstance(content, (file, cStringIO.OutputType,)):
                 content = content.read()
             else:
                 raise Exception('Content is of unrecognized type %s' % (
                     type(content)
                 ))
             processed_nodes.append((f_path, content))
         message = safe_unicode(message)
         commiter = user.full_contact
         author = safe_unicode(author) if author else commiter
         IMC = self._get_IMC_module(scm_instance.alias)
         imc = IMC(scm_instance)
         if not parent_cs:
             parent_cs = EmptyChangeset(alias=scm_instance.alias)
         if isinstance(parent_cs, EmptyChangeset):
             # EmptyChangeset means we we're editing empty repository
             parents = None
         else:
             parents = [parent_cs]
         # add multiple nodes
         for path, content in processed_nodes:
             imc.add(FileNode(path, content=content))
         tip = imc.commit(message=message,
                          author=author,
                          parents=parents,
                          branch=parent_cs.branch)
         self.mark_for_invalidation(repo.repo_name)
         if trigger_push_hook:
             self._handle_push(scm_instance,
                               username=user.username,
                               action='push_local',
                               repo_name=repo.repo_name,
                               revisions=[tip.raw_id])
         return tip
     def get_nodes(self, repo_name, revision, root_path='/', flat=True):
         """
         recursive walk in root dir and return a set of all path in that dir
         based on repository walk function
         :param repo_name: name of repository
         :param revision: revision for which to list nodes
         :param root_path: root path to list
         :param flat: return as a list, if False returns a dict with decription
         """
         _files = list()
         _dirs = list()
         try:
             _repo = self.__get_repo(repo_name)
             changeset = _repo.scm_instance.get_changeset(revision)
             root_path = root_path.lstrip('/')
             for topnode, dirs, files in changeset.walk(root_path):
                 for f in files:
                     _files.append(f.path if flat else {"name": f.path,
                                                        "type": "file"})
                 for d in dirs:
                     _dirs.append(d.path if flat else {"name": d.path,
                                                       "type": "dir"})
         except RepositoryError:
             log.debug(traceback.format_exc())
             raise
         return _dirs, _files
     def get_unread_journal(self):
         return self.sa.query(UserLog).count()
     def get_repo_landing_revs(self, repo=None):
         """
         Generates select option with tags branches and bookmarks (for hg only)
         grouped by type
         :param repo:
         """
         hist_l = []
         choices = []
         repo = self.__get_repo(repo)
         hist_l.append(['tip', _('latest tip')])
         choices.append('tip')
         if not repo:
             return choices, hist_l
         repo = repo.scm_instance
         branches_group = ([(k, k) for k, v in
                            repo.branches.iteritems()], _("Branches"))
         hist_l.append(branches_group)
         choices.extend([x[0] for x in branches_group[0]])
         if repo.alias == 'hg':
             bookmarks_group = ([(k, k) for k, v in
                                 repo.bookmarks.iteritems()], _("Bookmarks"))
             hist_l.append(bookmarks_group)
             choices.extend([x[0] for x in bookmarks_group[0]])
         tags_group = ([(k, k) for k, v in
                        repo.tags.iteritems()], _("Tags"))
         hist_l.append(tags_group)
         choices.extend([x[0] for x in tags_group[0]])
         return choices, hist_l
     def install_git_hook(self, repo, force_create=False):
         """
         Creates a rhodecode hook inside a git repository
         :param repo: Instance of VCS repo
         :param force_create: Create even if same name hook exists
         """
         loc = jn(repo.path, 'hooks')
         if not repo.bare:
             loc = jn(repo.path, '.git', 'hooks')
         if not os.path.isdir(loc):
             os.makedirs(loc)
         tmpl_post = pkg_resources.resource_string(
             'rhodecode', jn('config', 'post_receive_tmpl.py')
+        )
         tmpl_pre = pkg_resources.resource_string(
             'rhodecode', jn('config', 'pre_receive_tmpl.py')
+        )
         for h_type, tmpl in [('pre', tmpl_pre), ('post', tmpl_post)]:
             _hook_file = jn(loc, '%s-receive' % h_type)
             _rhodecode_hook = False
             log.debug('Installing git hook in repo %s' % repo)
             if os.path.exists(_hook_file):
                 # let's take a look at this hook, maybe it's rhodecode ?
                 log.debug('hook exists, checking if it is from rhodecode')
                 with open(_hook_file, 'rb') as f:
                     data = f.read()
                     matches = re.compile(r'(?:%s)\s*=\s*(.*)'
                                          % 'RC_HOOK_VER').search(data)
                     if matches:
                         try:
                             ver = matches.groups()[0]
                             log.debug('got %s it is rhodecode' % (ver))
                             _rhodecode_hook = True
                         except Exception:
                             log.error(traceback.format_exc())
             else:
                 # there is no hook in this dir, so we want to create one
                 _rhodecode_hook = True
             if _rhodecode_hook or force_create:
                 log.debug('writing %s hook file !' % (h_type,))
                 try:
                     with open(_hook_file, 'wb') as f:
                         tmpl = tmpl.replace('_TMPL_', rhodecode.__version__)
                         f.write(tmpl)
                     os.chmod(_hook_file, 0755)
                 except IOError, e:
                     log.error('error writing %s: %s' % (_hook_file, e))
             else:
                 log.debug('skipping writing hook file')

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