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# Copyright (C) 2010-2023 RhodeCode GmbH
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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 Affero General Public License, version 3
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# (only), as published by the Free Software Foundation.
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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 Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# This program is dual-licensed. If you wish to learn more about the
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# RhodeCode Enterprise Edition, including its added features, Support services,
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# and proprietary license terms, please see https://rhodecode.com/licenses/
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import logging
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from pyramid.httpexceptions import HTTPNotFound, HTTPFound
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from pyramid.renderers import render
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from pyramid.response import Response
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from rhodecode.apps._base import RepoAppView
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import rhodecode.lib.helpers as h
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from rhodecode.lib import ext_json
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from rhodecode.lib.auth import (
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LoginRequired, HasRepoPermissionAnyDecorator)
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from rhodecode.lib.graphmod import _colored, _dagwalker
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from rhodecode.lib.helpers import RepoPage
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from rhodecode.lib.utils2 import str2bool
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from rhodecode.lib.str_utils import safe_int, safe_str
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from rhodecode.lib.vcs.exceptions import (
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RepositoryError, CommitDoesNotExistError,
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CommitError, NodeDoesNotExistError, EmptyRepositoryError)
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log = logging.getLogger(__name__)
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DEFAULT_CHANGELOG_SIZE = 20
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class RepoChangelogView(RepoAppView):
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def _get_commit_or_redirect(self, commit_id, redirect_after=True):
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"""
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This is a safe way to get commit. If an error occurs it redirects to
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tip with proper message
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:param commit_id: id of commit to fetch
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:param redirect_after: toggle redirection
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"""
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_ = self.request.translate
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try:
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return self.rhodecode_vcs_repo.get_commit(commit_id)
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except EmptyRepositoryError:
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if not redirect_after:
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return None
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h.flash(h.literal(
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_('There are no commits yet')), category='warning')
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raise HTTPFound(
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h.route_path('repo_summary', repo_name=self.db_repo_name))
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except (CommitDoesNotExistError, LookupError):
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msg = _('No such commit exists for this repository')
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h.flash(msg, category='error')
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raise HTTPNotFound()
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except RepositoryError as e:
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h.flash(h.escape(safe_str(e)), category='error')
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raise HTTPNotFound()
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def _graph(self, repo, commits, prev_data=None, next_data=None):
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"""
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Generates a DAG graph for repo
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:param repo: repo instance
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:param commits: list of commits
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"""
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if not commits:
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return ext_json.str_json([]), ext_json.str_json([])
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def serialize(commit, parents=True):
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data = dict(
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raw_id=commit.raw_id,
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idx=commit.idx,
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branch=None,
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)
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if parents:
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data['parents'] = [
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serialize(x, parents=False) for x in commit.parents]
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return data
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prev_data = prev_data or []
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next_data = next_data or []
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current = [serialize(x) for x in commits]
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commits = prev_data + current + next_data
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dag = _dagwalker(repo, commits)
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data = [[commit_id, vtx, edges, branch]
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for commit_id, vtx, edges, branch in _colored(dag)]
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return ext_json.str_json(data), ext_json.str_json(current)
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def _check_if_valid_branch(self, branch_name, repo_name, f_path):
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if branch_name not in self.rhodecode_vcs_repo.branches_all:
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h.flash(f'Branch {h.escape(safe_str(branch_name))} is not found.',
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category='warning')
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redirect_url = h.route_path(
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'repo_commits_file', repo_name=repo_name,
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commit_id=branch_name, f_path=f_path or '')
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raise HTTPFound(redirect_url)
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def _load_changelog_data(
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self, c, collection, page, chunk_size, branch_name=None,
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dynamic=False, f_path=None, commit_id=None):
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def url_generator(page_num):
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query_params = {
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'page': page_num
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}
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if branch_name:
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query_params.update({
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'branch': branch_name
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})
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if f_path:
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# changelog for file
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return h.route_path(
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'repo_commits_file',
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repo_name=c.rhodecode_db_repo.repo_name,
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commit_id=commit_id, f_path=f_path,
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_query=query_params)
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else:
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return h.route_path(
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'repo_commits',
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repo_name=c.rhodecode_db_repo.repo_name, _query=query_params)
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c.total_cs = len(collection)
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c.showing_commits = min(chunk_size, c.total_cs)
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c.pagination = RepoPage(collection, page=page, item_count=c.total_cs,
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items_per_page=chunk_size, url_maker=url_generator)
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c.next_page = c.pagination.next_page
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c.prev_page = c.pagination.previous_page
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if dynamic:
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if self.request.GET.get('chunk') != 'next':
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c.next_page = None
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if self.request.GET.get('chunk') != 'prev':
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c.prev_page = None
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page_commit_ids = [x.raw_id for x in c.pagination]
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c.comments = c.rhodecode_db_repo.get_comments(page_commit_ids)
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c.statuses = c.rhodecode_db_repo.statuses(page_commit_ids)
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def load_default_context(self):
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c = self._get_local_tmpl_context(include_app_defaults=True)
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c.rhodecode_repo = self.rhodecode_vcs_repo
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return c
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@LoginRequired()
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@HasRepoPermissionAnyDecorator(
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'repository.read', 'repository.write', 'repository.admin')
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def repo_changelog(self):
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c = self.load_default_context()
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commit_id = self.request.matchdict.get('commit_id')
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f_path = self._get_f_path(self.request.matchdict)
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show_hidden = str2bool(self.request.GET.get('evolve'))
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chunk_size = 20
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c.branch_name = branch_name = self.request.GET.get('branch') or ''
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c.book_name = book_name = self.request.GET.get('bookmark') or ''
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c.f_path = f_path
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c.commit_id = commit_id
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c.show_hidden = show_hidden
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hist_limit = safe_int(self.request.GET.get('limit')) or None
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p = safe_int(self.request.GET.get('page', 1), 1)
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c.selected_name = branch_name or book_name
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if not commit_id and branch_name:
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self._check_if_valid_branch(branch_name, self.db_repo_name, f_path)
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c.changelog_for_path = f_path
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pre_load = self.get_commit_preload_attrs()
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partial_xhr = self.request.environ.get('HTTP_X_PARTIAL_XHR')
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try:
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if f_path:
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log.debug('generating changelog for path %s', f_path)
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# get the history for the file !
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base_commit = self.rhodecode_vcs_repo.get_commit(commit_id)
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try:
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collection = base_commit.get_path_history(
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f_path, limit=hist_limit, pre_load=pre_load)
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if collection and partial_xhr:
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# for ajax call we remove first one since we're looking
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# at it right now in the context of a file commit
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collection.pop(0)
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except (NodeDoesNotExistError, CommitError):
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# this node is not present at tip!
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try:
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commit = self._get_commit_or_redirect(commit_id)
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collection = commit.get_path_history(f_path)
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except RepositoryError as e:
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h.flash(safe_str(e), category='warning')
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redirect_url = h.route_path(
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'repo_commits', repo_name=self.db_repo_name)
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raise HTTPFound(redirect_url)
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collection = list(reversed(collection))
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else:
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collection = self.rhodecode_vcs_repo.get_commits(
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branch_name=branch_name, show_hidden=show_hidden,
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pre_load=pre_load, translate_tags=False)
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self._load_changelog_data(
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c, collection, p, chunk_size, c.branch_name,
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f_path=f_path, commit_id=commit_id)
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except EmptyRepositoryError as e:
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h.flash(h.escape(safe_str(e)), category='warning')
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raise HTTPFound(
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h.route_path('repo_summary', repo_name=self.db_repo_name))
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except HTTPFound:
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raise
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except (RepositoryError, CommitDoesNotExistError, Exception) as e:
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log.exception(safe_str(e))
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h.flash(h.escape(safe_str(e)), category='error')
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if commit_id:
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# from single commit page, we redirect to main commits
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raise HTTPFound(
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h.route_path('repo_commits', repo_name=self.db_repo_name))
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else:
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# otherwise we redirect to summary
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raise HTTPFound(
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h.route_path('repo_summary', repo_name=self.db_repo_name))
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if partial_xhr or self.request.environ.get('HTTP_X_PJAX'):
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# case when loading dynamic file history in file view
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# loading from ajax, we don't want the first result, it's popped
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# in the code above
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html = render(
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'rhodecode:templates/commits/changelog_file_history.mako',
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self._get_template_context(c), self.request)
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return Response(html)
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commit_ids = []
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if not f_path:
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# only load graph data when not in file history mode
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commit_ids = c.pagination
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c.graph_data, c.graph_commits = self._graph(
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self.rhodecode_vcs_repo, commit_ids)
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return self._get_template_context(c)
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@LoginRequired()
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@HasRepoPermissionAnyDecorator(
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'repository.read', 'repository.write', 'repository.admin')
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def repo_commits_elements(self):
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c = self.load_default_context()
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commit_id = self.request.matchdict.get('commit_id')
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f_path = self._get_f_path(self.request.matchdict)
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show_hidden = str2bool(self.request.GET.get('evolve'))
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chunk_size = 20
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hist_limit = safe_int(self.request.GET.get('limit')) or None
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def wrap_for_error(err):
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html = '<tr>' \
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'<td colspan="9" class="alert alert-error">ERROR: {}</td>' \
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'</tr>'.format(err)
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return Response(html)
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c.branch_name = branch_name = self.request.GET.get('branch') or ''
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c.book_name = book_name = self.request.GET.get('bookmark') or ''
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c.f_path = f_path
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c.commit_id = commit_id
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c.show_hidden = show_hidden
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c.selected_name = branch_name or book_name
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if branch_name and branch_name not in self.rhodecode_vcs_repo.branches_all:
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return wrap_for_error(
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safe_str(f'Branch: {branch_name} is not valid'))
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pre_load = self.get_commit_preload_attrs()
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if f_path:
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try:
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base_commit = self.rhodecode_vcs_repo.get_commit(commit_id)
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except (RepositoryError, CommitDoesNotExistError, Exception) as e:
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log.exception(safe_str(e))
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raise HTTPFound(
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h.route_path('repo_commits', repo_name=self.db_repo_name))
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collection = base_commit.get_path_history(
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f_path, limit=hist_limit, pre_load=pre_load)
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collection = list(reversed(collection))
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else:
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collection = self.rhodecode_vcs_repo.get_commits(
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branch_name=branch_name, show_hidden=show_hidden, pre_load=pre_load,
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translate_tags=False)
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p = safe_int(self.request.GET.get('page', 1), 1)
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try:
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self._load_changelog_data(
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c, collection, p, chunk_size, dynamic=True,
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f_path=f_path, commit_id=commit_id)
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except EmptyRepositoryError as e:
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return wrap_for_error(safe_str(e))
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except (RepositoryError, CommitDoesNotExistError, Exception) as e:
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log.exception('Failed to fetch commits')
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return wrap_for_error(safe_str(e))
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prev_data = None
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next_data = None
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try:
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prev_graph = ext_json.json.loads(self.request.POST.get('graph') or '{}')
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except ext_json.json.JSONDecodeError:
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prev_graph = {}
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if self.request.GET.get('chunk') == 'prev':
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next_data = prev_graph
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elif self.request.GET.get('chunk') == 'next':
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prev_data = prev_graph
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commit_ids = []
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if not f_path:
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# only load graph data when not in file history mode
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commit_ids = c.pagination
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c.graph_data, c.graph_commits = self._graph(
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self.rhodecode_vcs_repo, commit_ids,
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prev_data=prev_data, next_data=next_data)
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return self._get_template_context(c)
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