def CMDchange(args):
"""Creates or edits a changelist.
Only scans the current directory and subdirectories.
"""
# Verify the user is running the change command from a read-write checkout.
svn_info = SVN.CaptureLocalInfo([], '.')
if not svn_info:
ErrorExit("Current checkout is unversioned. Please retry with a versioned "
"directory.")
if len(args) == 0:
# Generate a random changelist name.
changename = GenerateChangeName()
elif args[0] == '--force':
changename = GenerateChangeName()
else:
changename = args[0]
change_info = ChangeInfo.Load(changename, GetRepositoryRoot(), False, True)
if len(args) == 2:
if not os.path.isfile(args[1]):
ErrorExit('The change "%s" doesn\'t exist.' % args[1])
f = open(args[1], 'rU')
override_description = f.read()
f.close()
else:
override_description = None
if change_info.issue and not change_info.NeedsUpload():
try:
description = change_info.GetIssueDescription()
except urllib2.HTTPError, err:
if err.code == 404:
# The user deleted the issue in Rietveld, so forget the old issue id.
description = change_info.description
change_info.issue = 0
change_info.Save()
else:
ErrorExit("Error getting the description from Rietveld: " + err)
def GetCachedFile(filename, max_age=60*60*24*3, use_root=False):
"""Retrieves a file from the repository and caches it in GetCacheDir() for
max_age seconds.
use_root: If False, look up the arborescence for the first match, otherwise go
directory to the root repository.
Note: The cache will be inconsistent if the same file is retrieved with both
use_root=True and use_root=False. Don't be stupid.
"""
if filename not in FILES_CACHE:
# Don't try to look up twice.
FILES_CACHE[filename] = None
# First we check if we have a cached version.
try:
cached_file = os.path.join(GetCacheDir(), filename)
except (gclient_utils.Error, subprocess2.CalledProcessError):
return None
if (not os.path.exists(cached_file) or
(time.time() - os.stat(cached_file).st_mtime) > max_age):
dir_info = SVN.CaptureLocalInfo([], '.')
repo_root = dir_info['Repository Root']
if use_root:
url_path = repo_root
else:
url_path = dir_info['URL']
while True:
# Look in the repository at the current level for the file.
for _ in range(5):
content = None
try:
# Take advantage of the fact that svn won't output to stderr in case
# of success but will do in case of failure so don't mind putting
# stderr into content_array.
content_array = []
svn_path = url_path + '/' + filename
args = ['svn', 'cat', svn_path]
if sys.platform != 'darwin':
# MacOSX 10.5.2 has a bug with svn 1.4.4 that will trigger the
# 'Can\'t get username or password' and can be fixed easily.
# The fix doesn't work if the user upgraded to svn 1.6.x. Bleh.
# I don't have time to fix their broken stuff.
args.append('--non-interactive')
gclient_utils.CheckCallAndFilter(
args, cwd='.', filter_fn=content_array.append)
# Exit the loop if the file was found. Override content.
content = '\n'.join(content_array)
break
except (gclient_utils.Error, subprocess2.CalledProcessError):
if content_array[0].startswith(
'svn: Can\'t get username or password'):
ErrorExit('Your svn credentials expired. Please run svn update '
'to fix the cached credentials')
if content_array[0].startswith('svn: Can\'t get password'):
ErrorExit('If are using a Mac and svn --version shows 1.4.x, '
'please hack gcl.py to remove --non-interactive usage, it\'s'
'a bug on your installed copy')
if (content_array[0].startswith('svn: File not found:') or
content_array[0].endswith('path not found')):
break
# Otherwise, fall through to trying again.
if content:
break
if url_path == repo_root:
# Reached the root. Abandoning search.
break
# Go up one level to try again.
url_path = os.path.dirname(url_path)
if content is not None or filename != CODEREVIEW_SETTINGS_FILE:
# Write a cached version even if there isn't a file, so we don't try to
# fetch it each time. codereview.settings must always be present so do
# not cache negative.
gclient_utils.FileWrite(cached_file, content or '')
else:
content = gclient_utils.FileRead(cached_file, 'r')
# Keep the content cached in memory.
FILES_CACHE[filename] = content
return FILES_CACHE[filename]
