def _normalize_svn_file_content(self, repository, contents, path,
revision):
"""Post-process a file pertaining to a Subversion repository.
This is common code that handles collapsing keywords for files fetched
from or diffed against a Subversion repository.
Args:
repository (reviewboard.scmtools.models.Repository):
The repository the content is for.
contents (bytes):
The file content to normalize.
path (unicode):
The path to the file.
revision (unicode):
The revision of the file.
Returns:
bytes:
The resulting file.
"""
if has_expanded_svn_keywords(contents):
try:
props = self._api_get_svn_props(repository, path, revision)
except URLError:
props = None
if props and 'svn:keywords' in props:
contents = collapse_svn_keywords(
contents, props['svn:keywords'].encode('utf-8'))
return contents
def test_collapse_svn_keywords(self):
"""Testing collapse_svn_keywords"""
keyword_test_data = [
(b'Id', b'/* $Id: test2.c 3 2014-08-04 22:55:09Z david $ */',
b'/* $Id$ */'),
(b'id', b'/* $Id: test2.c 3 2014-08-04 22:55:09Z david $ */',
b'/* $Id$ */'),
(b'id', b'/* $id: test2.c 3 2014-08-04 22:55:09Z david $ */',
b'/* $id$ */'),
(b'Id', b'/* $id: test2.c 3 2014-08-04 22:55:09Z david $ */',
b'/* $id$ */')
]
for keyword, data, result in keyword_test_data:
self.assertEqual(collapse_svn_keywords(data, keyword), result)
def _get_file_data(self, normpath, normrev):
data = self.client.cat(normpath, normrev)
if has_expanded_svn_keywords(data):
# Find out if this file has any keyword expansion set.
# If it does, collapse these keywords. This is because SVN
# will return the file expanded to us, which would break patching.
keywords = self.client.propget('svn:keywords', normpath, normrev,
recurse=True)
if normpath in keywords:
data = collapse_svn_keywords(data,
force_bytes(keywords[normpath]))
return data
def normalize_patch(self, patch, filename, revision=HEAD):
"""
If using Subversion, we need not only contract keywords in file, but
also in the patch. Otherwise, if a file with expanded keyword somehow
ends up in the repository (e.g. by first checking in a file without
svn:keywords and then setting svn:keywords in the repository), RB
won't be able to apply a patch to such file.
"""
if revision != PRE_CREATION and has_expanded_svn_keywords(patch):
keywords = self.client.get_keywords(filename, revision)
if keywords:
return collapse_svn_keywords(patch, force_bytes(keywords))
return patch
def get_file(self, path, revision=HEAD):
"""Return the contents of a given file at the given revision.
Args:
path (unicode):
The path to the file.
revision (unicode or reviewboard.scmtools.core.Revision, optional):
The revision of the file to fetch.
Returns:
bytes:
The file contents.
Raises:
reviewboard.scmtools.errors.FileNotFoundError:
The file could not be found in the repository.
"""
if not path:
raise FileNotFoundError(path, revision)
revnum = self._normalize_revision(revision)
path = self.normalize_path(path)
data = io.BytesIO()
try:
self.client.cat(path, data, revnum)
except SubversionException as e:
raise FileNotFoundError(e)
contents = data.getvalue()
if has_expanded_svn_keywords(contents):
keywords = self.get_keywords(path, revision)
if keywords:
contents = collapse_svn_keywords(contents, keywords)
return contents
