def it_self_update():
"""
Check from GitHub slpkg repository if new version is available
download and update itself
"""
__new_version__ = ""
repository = "github"
branch = "master"
ver_link = ("https://raw.{0}usercontent.com/{1}/{2}/"
"{3}/{4}/__metadata__.py".format(repository, _meta_.__author__,
_meta_.__all__, branch,
_meta_.__all__))
version_data = URL(ver_link).reading()
for line in version_data.splitlines():
line = line.strip()
if line.startswith("__version_info__"):
__new_version__ = ".".join(re.findall(r"\d+", line))
if __new_version__ > _meta_.__version__:
if _meta_.default_answer == "y":
answer = _meta_.default_answer
else:
print("\nNew version '{0}-{1}' is available !\n".format(
_meta_.__all__, __new_version__))
answer = raw_input("Would you like to upgrade [y/N]? ")
if answer in ["y", "Y"]:
print("") # new line after answer
else:
sys.exit(0)
dwn_link = ["https://{0}.com/{1}/{2}/archive/"
"v{3}.tar.gz".format(repository, _meta_.__author__,
_meta_.__all__,
__new_version__)]
if not os.path.exists(_meta_.build_path):
os.makedirs(_meta_.build_path)
Download(_meta_.build_path, dwn_link, repo="").start()
os.chdir(_meta_.build_path)
slpkg_tar_file = "v" + __new_version__ + ".tar.gz"
tar = tarfile.open(slpkg_tar_file)
tar.extractall()
tar.close()
file_name = "{0}-{1}".format(_meta_.__all__, __new_version__)
os.chdir(file_name)
check_md5(pkg_checksum(_meta_.__all__ + "-" + slpkg_tar_file[1:],
_meta_.__all__),
_meta_.build_path + slpkg_tar_file)
subprocess.call("chmod +x {0}".format("install.sh"), shell=True)
subprocess.call("sh install.sh", shell=True)
else:
print("\n{0}: There is no new version, already used the last !"
"\n".format(_meta_.__all__))
sys.exit(0)
def pkg_checksum(binary, repo):
"""
Return checksum from CHECKSUMS.md5 file by repository
"""
md5 = "None"
if repo == "slack_patches" and _meta_.slack_rel == "stable":
CHECKSUMS_md5 = URL(mirrors("CHECKSUMS.md5", "patches/")).reading()
elif repo == "slack_patches" and _meta_.slack_rel == "current":
CHECKSUMS_md5 = URL(mirrors("CHECKSUMS.md5", "")).reading()
elif repo == "slpkg":
CHECKSUMS_md5 = URL(_meta_.CHECKSUMS_link).reading()
else:
lib = "{0}{1}_repo/CHECKSUMS.md5".format(_meta_.lib_path, repo)
f = open(lib, "r")
CHECKSUMS_md5 = f.read()
f.close()
for line in CHECKSUMS_md5.splitlines():
if line.endswith("/{0}".format(binary)):
md5 = line.split()[0]
return md5
