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# -*- coding: utf-8 -*-
import os
import errno
import shutil
import tarfile
import subprocess
from urllib.request import urlopen
from contextlib import closing
from distutils.dir_util import copy_tree, remove_tree
from cleo import Command
class MakeCommand(Command):
"""
Make tzdata files.
make
{version? : The version to make.}
{--path= : The destination directory.}
"""
FILES = ["tzcode-latest.tar.gz", "tzdata-latest.tar.gz"]
BASE_URL = "http://www.iana.org/time-zones/repository"
def __init__(self):
super(MakeCommand, self).__init__()
self.path = None
def handle(self):
self.path = self.option("path") or self.get_build_dir()
self.mkdir(self.path)
self.download()
self.line("")
self.uncompress()
self.line("")
self.build()
self.line("")
self.copy()
self.line("")
self.clean()
self.line("")
self.call("zones:dump")
def download(self):
if not self.argument("version"):
files = self.FILES
base_url = self.BASE_URL
else:
files = [
"tzcode{}.tar.gz".format(self.argument("version")),
"tzdata{}.tar.gz".format(self.argument("version")),
]
base_url = "https://data.iana.org/time-zones/releases"
self.line("[<comment>Downloading archives</>]")
for filename in files:
url = os.path.join(base_url, filename)
self.write("<comment>Downloading</> <fg=cyan>{}</>".format(filename))
dest = os.path.join(self.path, filename)
with closing(urlopen(url)) as r:
with open(dest, "wb") as f:
shutil.copyfileobj(r, f)
self.overwrite("<info>Downloaded</> <fg=cyan>{}</> ".format(filename))
self.line("")
def uncompress(self):
self.line("[<comment>Uncompressing archives</>]")
dest_path = os.path.join(self.path, "tz")
self.mkdir(dest_path)
if not self.argument("version"):
files = self.FILES
else:
files = [
"tzcode{}.tar.gz".format(self.argument("version")),
"tzdata{}.tar.gz".format(self.argument("version")),
]
for filename in files:
filepath = os.path.join(self.path, filename)
self.write("<comment>Uncompressing</> <fg=cyan>{}</>".format(filename))
with closing(tarfile.open(filepath)) as f:
f.extractall(dest_path)
self.overwrite("<info>Uncompressed</> <fg=cyan>{}</> ".format(filename))
self.line("")
def build(self):
self.line("[<comment>Building tzdata</>]")
dest_path = os.path.join(self.path, "tz")
# Getting VERSION
with open(os.path.join(dest_path, "version")) as f:
version = f.read().strip()
self.write("<comment>Building</> version <fg=cyan>{}</>".format(version))
os.chdir(dest_path)
with open(os.devnull, "w") as temp:
subprocess.call(
["make", "TOPDIR={}".format(dest_path), "install"],
stdout=temp,
stderr=temp,
)
self.overwrite("<info>Built</> version <fg=cyan>{}</>".format(version))
self.line("")
def copy(self):
self.line("[<comment>Copying tzdata</>]")
tzdata_dir = os.path.realpath(
os.path.join(self.path, "tz", "usr", "share", "zoneinfo")
)
local_dir = os.path.realpath(
os.path.join(os.path.dirname(__file__), "..", "zoneinfo")
)
self.line(
"<comment>Copying <fg=cyan>{}</> to <fg=cyan>{}</></>".format(
tzdata_dir, local_dir
)
)
remove_tree(local_dir)
copy_tree(tzdata_dir, local_dir)
def clean(self):
self.line("[<comment>Cleaning up</>]")
if not self.argument("version"):
files = self.FILES
else:
files = [
"tzcode{}.tar.gz".format(self.argument("version")),
"tzdata{}.tar.gz".format(self.argument("version")),
]
for filename in files:
filepath = os.path.join(self.path, filename)
self.write("<comment>Removing</> <fg=cyan>{}</>".format(filename))
os.remove(filepath)
self.overwrite("<info>Removed</> <fg=cyan>{}</> ".format(filename))
self.line("")
self.write("<comment>Removing</> <fg=cyan>tz/*</>")
shutil.rmtree(os.path.join(self.path, "tz"))
self.overwrite("<info>Removed</> <fg=cyan>tz/*</>")
def get_build_dir(self):
return os.path.join(os.path.dirname(__file__), "..", "..", "_build")
def mkdir(self, path, mode=0o777):
try:
os.makedirs(path, mode)
except OSError as exc:
if exc.errno == errno.EEXIST and os.path.isdir(path):
pass
else:
raise
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