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#
# Copyright (C) 2006 Robey Pointer <robey@lag.net>
# Copyright (C) 2006 Goffredo Baroncelli <kreijack@inwind.it>
#
# 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 2 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, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
import cgi
import os
import time
import bzrlib.errors
import bzrlib.textfile
import bzrlib.osutils
from paste.httpexceptions import HTTPBadRequest, HTTPServerError, HTTPMovedPermanently
from loggerhead.controllers import TemplatedBranchView
try:
from loggerhead.highlight import highlight
except ImportError:
highlight = None
from loggerhead import util
class ViewUI(TemplatedBranchView):
template_path = 'loggerhead.templates.view'
def tree_for(self, file_id, revid):
file_revid = self._history.get_inventory(revid)[file_id].revision
return self._history._branch.repository.revision_tree(file_revid)
def text_lines(self, file_id, revid):
file_name = os.path.basename(self._history.get_path(revid, file_id))
tree = self.tree_for(file_id, revid)
file_text = tree.get_file_text(file_id)
encoding = 'utf-8'
try:
file_text = file_text.decode(encoding)
except UnicodeDecodeError:
encoding = 'iso-8859-15'
file_text = file_text.decode(encoding)
file_lines = bzrlib.osutils.split_lines(file_text)
# This can throw bzrlib.errors.BinaryFile (which our caller catches).
bzrlib.textfile.check_text_lines(file_lines)
if highlight is not None:
hl_lines = highlight(file_name, file_text, encoding)
# highlight strips off extra newlines at the end of the file.
extra_lines = len(file_lines) - len(hl_lines)
hl_lines.extend([u''] * extra_lines)
else:
hl_lines = map(cgi.escape, file_lines)
return hl_lines;
def file_contents(self, file_id, revid):
try:
file_lines = self.text_lines(file_id, revid)
except bzrlib.errors.BinaryFile:
# bail out; this isn't displayable text
return ['(This is a binary file.)']
return file_lines
def get_values(self, path, kwargs, headers):
history = self._history
branch = history._branch
revid = self.get_revid()
revid = history.fix_revid(revid)
file_id = kwargs.get('file_id', None)
if (file_id is None) and (path is None):
raise HTTPBadRequest('No file_id or filename '
'provided to view')
if file_id is None:
file_id = history.get_file_id(revid, path)
# no navbar for revisions
navigation = util.Container()
if path is None:
path = history.get_path(revid, file_id)
filename = os.path.basename(path)
change = history.get_changes([ revid ])[0]
# If we're looking at the tip, use head: in the URL instead
if revid == branch.last_revision():
revno_url = 'head:'
else:
revno_url = history.get_revno(revid)
# Directory Breadcrumbs
directory_breadcrumbs = (
util.directory_breadcrumbs(
self._branch.friendly_name,
self._branch.is_root,
'files'))
# Create breadcrumb trail for the path within the branch
try:
inv = history.get_inventory(revid)
except:
self.log.exception('Exception fetching changes')
raise HTTPServerError('Could not fetch changes')
branch_breadcrumbs = util.branch_breadcrumbs(path, inv, 'files')
if inv[file_id].kind == "directory":
raise HTTPMovedPermanently(self._branch.context_url(['/files', revno_url, path]))
return {
# In AnnotateUI, "annotated" is a generator giving revision
# numbers per lines, but the template checks if "annotated" is
# true or not before using it, so we have to define it here also.
'annotated': False,
'revno_url': revno_url,
'file_id': file_id,
'file_path': path,
'filename': filename,
'navigation': navigation,
'change': change,
'contents': self.file_contents(file_id, revid),
'fileview_active': True,
'directory_breadcrumbs': directory_breadcrumbs,
'branch_breadcrumbs': branch_breadcrumbs,
}
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