def main():
print 'Found source data file structure in %s ...' % timezone_input_data_dir
iana_data_dir = '%s/iana' % timezone_input_data_dir
iana_tar_file = tzdatautil.GetIanaTarFile(iana_data_dir)
iana_version = ExtractIanaVersion(iana_tar_file)
print 'Found IANA time zone data release %s in %s ...' % (iana_version,
iana_tar_file)
print 'Found android output dir in %s ...' % timezone_output_data_dir
icu_dir = icuutil.icuDir()
print 'Found icu in %s ...' % icu_dir
BuildIcuData(iana_tar_file)
BuildTzdata(iana_tar_file)
BuildTzlookup()
# Create a distro file from the output from prior stages.
distro_output_dir = '%s/distro' % timezone_output_data_dir
CreateDistroFiles(iana_version, distro_output_dir)
print 'Look in %s and %s for new files' % (timezone_output_data_dir,
icu_dir)
sys.exit(0)
def main():
print 'Looking for new IANA tzdata...'
iana_tar_filenames = []
ftp = ftplib.FTP('ftp.iana.org')
ftp.login()
ftp.cwd('tz/releases')
for filename in ftp.nlst():
if "/" in filename:
print "FTP server returned bogus file name"
sys.exit(1)
if filename.startswith('tzdata20') and filename.endswith('.tar.gz'):
iana_tar_filenames.append(filename)
iana_tar_filenames.sort(reverse=True)
if len(iana_tar_filenames) == 0:
print 'No tzdata files found'
sys.exit(1)
latest_iana_tar_filename = iana_tar_filenames[0]
local_iana_tar_file = tzdatautil.GetIanaTarFile(iana_data_dir, 'data')
if local_iana_tar_file:
local_iana_tar_filename = os.path.basename(local_iana_tar_file)
if latest_iana_tar_filename <= local_iana_tar_filename:
print 'Available data %s is older or the same as current data %s' % (
latest_iana_tar_filename, local_iana_tar_filename)
sys.exit(0)
print 'Found new tzdata: %s' % latest_iana_tar_filename
i18nutil.SwitchToNewTemporaryDirectory()
print 'Downloading data (%s)...' % latest_iana_tar_filename
FtpRetrieveFile(ftp, latest_iana_tar_filename)
signature_filename = '%s.asc' % latest_iana_tar_filename
print 'Downloading signature (%s)...' % signature_filename
FtpRetrieveFile(ftp, signature_filename)
CheckSignature(latest_iana_tar_filename, signature_filename)
new_local_iana_tar_file = '%s/%s' % (iana_data_dir,
latest_iana_tar_filename)
shutil.copyfile(latest_iana_tar_filename, new_local_iana_tar_file)
new_local_signature_file = '%s/%s' % (iana_data_dir, signature_filename)
shutil.copyfile(signature_filename, new_local_signature_file)
# Delete the existing local IANA tar file, if there is one.
if local_iana_tar_file:
os.remove(local_iana_tar_file)
local_signature_file = '%s.asc' % local_iana_tar_file
if os.path.exists(local_signature_file):
os.remove(local_signature_file)
print 'Look in %s for new IANA data files' % new_local_iana_tar_file
sys.exit(0)
def main():
print 'Source data file structure: %s' % timezone_input_data_dir
print 'Source tools file structure: %s' % timezone_input_tools_dir
print 'Output data file structure: %s' % timezone_output_data_dir
iana_input_data_dir = '%s/iana' % timezone_input_data_dir
iana_data_tar_file = tzdatautil.GetIanaTarFile(iana_input_data_dir, 'data')
iana_data_version = GetIanaVersion(iana_data_tar_file)
print 'IANA time zone data release %s in %s ...' % (iana_data_version,
iana_data_tar_file)
icu_dir = icuutil.icuDir()
print 'Found icu in %s ...' % icu_dir
BuildIcuData(iana_data_tar_file)
iana_tools_dir = '%s/iana' % timezone_input_tools_dir
zic_binary_file = BuildZic(iana_tools_dir)
iana_data_dir = '%s/iana_data' % tmp_dir
ExtractTarFile(iana_data_tar_file, iana_data_dir)
BuildTzdata(zic_binary_file, iana_data_dir, iana_data_version)
BuildTzlookup(iana_data_dir)
# Create a distro file from the output from prior stages.
distro_output_dir = '%s/distro' % timezone_output_data_dir
CreateDistroFiles(iana_data_version, distro_output_dir)
# Update test versions of distro files too.
UpdateTestFiles()
print 'Look in %s and %s for new files' % (timezone_output_data_dir,
icu_dir)
sys.exit(0)
def BuildZic(iana_tools_dir):
iana_zic_code_tar_file = tzdatautil.GetIanaTarFile(iana_tools_dir, 'code')
iana_zic_code_version = GetIanaVersion(iana_zic_code_tar_file)
iana_zic_data_tar_file = tzdatautil.GetIanaTarFile(iana_tools_dir, 'data')
iana_zic_data_version = GetIanaVersion(iana_zic_data_tar_file)
print 'Found IANA zic release %s/%s in %s/%s ...' \
% (iana_zic_code_version, iana_zic_data_version, iana_zic_code_tar_file, iana_zic_data_tar_file)
zic_build_dir = '%s/zic' % tmp_dir
ExtractTarFile(iana_zic_code_tar_file, zic_build_dir)
ExtractTarFile(iana_zic_data_tar_file, zic_build_dir)
# zic
print 'Building zic...'
# VERSION_DEPS= is to stop the build process looking for files that might not
# be present across different versions.
subprocess.check_call(['make', '-C', zic_build_dir, 'zic'])
zic_binary_file = '%s/zic' % zic_build_dir
if not os.path.exists(zic_binary_file):
print 'Could not find %s' % s
system.exit(1)
return zic_binary_file
def DownloadAndReplaceLocalFiles(file_prefixes, ftp, local_dir):
output_files = []
for file_prefix in file_prefixes:
latest_iana_tar_filename = FindLatestRemoteTar(ftp, file_prefix)
local_iana_tar_file = tzdatautil.GetIanaTarFile(local_dir, file_prefix)
if local_iana_tar_file:
local_iana_tar_filename = os.path.basename(local_iana_tar_file)
if latest_iana_tar_filename <= local_iana_tar_filename:
print(
'Latest remote file for %s is called %s and is older or the same as'
' current local file %s' %
(local_dir, latest_iana_tar_filename,
local_iana_tar_filename))
continue
print 'Found new %s* file for %s: %s' % (file_prefix, local_dir,
latest_iana_tar_filename)
i18nutil.SwitchToNewTemporaryDirectory()
print 'Downloading file %s...' % latest_iana_tar_filename
FtpRetrieveFile(ftp, latest_iana_tar_filename)
signature_filename = '%s.asc' % latest_iana_tar_filename
print 'Downloading signature %s...' % signature_filename
FtpRetrieveFile(ftp, signature_filename)
CheckSignature(latest_iana_tar_filename, signature_filename)
new_local_iana_tar_file = '%s/%s' % (local_dir,
latest_iana_tar_filename)
shutil.copyfile(latest_iana_tar_filename, new_local_iana_tar_file)
new_local_signature_file = '%s/%s' % (local_dir, signature_filename)
shutil.copyfile(signature_filename, new_local_signature_file)
output_files.append(new_local_iana_tar_file)
output_files.append(new_local_signature_file)
# Delete the existing local IANA tar file, if there is one.
if local_iana_tar_file:
os.remove(local_iana_tar_file)
local_signature_file = '%s.asc' % local_iana_tar_file
if os.path.exists(local_signature_file):
os.remove(local_signature_file)
return output_files