BotZ/setup.py

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#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
"""The setup script."""
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from collections import namedtuple
from html.parser import HTMLParser
import os
import pkg_resources
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from setuptools import setup, find_packages # noqa
from setuptools.command.develop import develop # noqa
from setuptools.command.install import install # noqa
from setuptools.command.bdist_egg import bdist_egg # noqa
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import sys
import tarfile
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import typing as T
from urllib.error import HTTPError, URLError
from urllib.request import urlopen
from wheel.bdist_wheel import bdist_wheel # noqa
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import zipfile
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GECKO_RELEASE_PATH = "https://github.com/mozilla/geckodriver"
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PKG_NAME = "bot_z"
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VERSION = "0.2.0"
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AUTHOR = "blallo"
AUTHOR_EMAIL = "blallo@autistici.org"
BIN_PATH = "bin/geckodriver"
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with open("README.md") as readme_file:
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readme = readme_file.read()
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requirements = [
"Click>=7.0",
"selenium>=3.141.0",
"lockfile>=0.12.2",
"python-daemon>=2.2.3",
]
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setup_requirements = [] # type: T.List[str]
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test_requirements = [] # type: T.List[str]
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class GitTags(HTMLParser):
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tags: T.List[str] = list()
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take_next = 0
def handle_starttag(self, tag, attrs):
dattrs = dict(attrs)
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if "commit-title" in dattrs.get("class", ""):
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self.take_next = 1
def handle_data(self, data):
if self.take_next == 0:
return
elif self.take_next == 1:
self.take_next = 2
elif self.take_next == 2:
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self.tags.append(data.strip("\n").strip(" ").strip("\n"))
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self.take_next = 0
def retrieve_page(url: str) -> bytes:
"""
Auxiliary function to download html body
from and URI, handling the errors.
"""
try:
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with urlopen(url) as conn:
content = conn.read()
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except HTTPError as e:
print("Connection error: {!s}".format(e))
raise
except URLError as e:
print("Check the URI: {!s}".format(e))
raise
return content
def find_latest_version(url: str) -> str:
"""
Retrieves latest geckodriver tag.
"""
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tag_page = retrieve_page("{}/tags".format(url))
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gt = GitTags()
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gt.feed(tag_page.decode("utf-8"))
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gt.tags.sort()
return gt.tags[-1]
def verify_if_superuser() -> bool:
"""
Checks if uid or euid is 0.
"""
_uid = os.getuid()
_euid = os.geteuid()
return _uid == 0 or _euid == 0
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def ensure_local_folder() -> None:
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"""
Create a bin/ folder in the current package installation path.
"""
bin_path = pkg_resources.resource_filename(PKG_NAME, BIN_PATH)
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print("[LOCAL_FOLDER] ensuring local folder: {}".format(bin_path))
pkg_resources.ensure_directory(bin_path)
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def assemble_driver_uri(
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version: T.Optional[str] = None, platform: T.Optional[str] = None
) -> str:
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"""
Selects the right geckodriver URI.
"""
# TODO: use pkg_resources.get_platform()
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if not version:
version = find_latest_version(GECKO_RELEASE_PATH)
if not platform:
s_platform = sys.platform
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is_64bits = sys.maxsize > 2 ** 32
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if is_64bits:
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platform = "{}64".format(s_platform)
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else:
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platform = "{}64".format(s_platform)
if "win" in platform:
ext = "zip"
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else:
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ext = "tar.gz"
return "{base}/releases/download/{vers}/geckodriver-{vers}-{platform}.{ext}".format(
base=GECKO_RELEASE_PATH, vers=version, platform=platform, ext=ext
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)
def download_driver_bin(uri: str, path: str) -> None:
"""
Donwloads the geckodriver binary.
"""
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name = uri.split("/")[-1]
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filepath = os.path.join(path, name)
print("[DRIVER] downloading '{}' to {}".format(uri, filepath))
content = retrieve_page(uri)
try:
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with open(filepath, "wb") as f:
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f.write(content)
if name.endswith(".zip"):
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with zipfile.ZipFile(filepath, "r") as z:
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z.extractall(path)
elif name.endswith(".tar.gz"):
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with tarfile.open(filepath, "r") as r:
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r.extractall(path)
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else:
raise RuntimeError("Unrecognized file extension: %s", name)
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finally:
os.remove(filepath)
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def preinstall(platform: T.Optional[str] = None) -> None:
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"""
Performs all the postintallation flow, donwloading in the
right place the geckodriver binary.
"""
# target_path = os.path.join(os.path.abspath(os.path.curdir), 'bot_z', 'bin')
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target_path = pkg_resources.resource_filename("bot_z", "bin")
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ensure_local_folder()
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version = os.environ.get("BOTZ_GECKO_VERSION")
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gecko_uri = assemble_driver_uri(version, platform)
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print("[POSTINSTALL] gecko_uri: {}".format(gecko_uri))
download_driver_bin(gecko_uri, target_path)
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def translate_platform_to_gecko_vers(plat: str) -> str:
"""
Map appropriately the platform provided on the command line
to the one used by PEP 513.
"""
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if plat is None:
return None
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PLATS = {
"win32": "win32",
"win-amd64": "win64",
"manylinux1-i686": "linux32",
"manylinux1-x86_64": "linux64",
"macosx": "macos",
}
try:
return PLATS[plat]
except KeyError as e:
print("Allowed platforms are: {!r}".format(list(PLATS.keys())))
raise
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# From: https://stackoverflow.com/a/36902139
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class CustomDevelopCommand(develop):
"""Custom installation for development mode."""
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def run(self):
print("POSTINSTALL")
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preinstall()
super().run()
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class CustomInstallCommand(install):
"""Custom installation for installation mode."""
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def run(self):
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opts = self.distribution.get_cmdline_options()
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platform = None
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if "bdist_wheel" in opts:
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platform = translate_platform_to_gecko_vers(
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opts["bdist_wheel"].get("plat-name")
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)
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preinstall(platform)
super().run()
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# From: https://stackoverflow.com/a/45150383
class CustomBDistWheel(bdist_wheel):
"""
Custom bdist_wheel command to ship the right binary
of geckodriver.
"""
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def finalize_options(self):
super().finalize_options()
self.root_is_pure = False
def get_tag(self):
python, abi, plat = super().get_tag()
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python, abi = "py3", "none"
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return python, abi, plat
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setup(
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name=PKG_NAME,
version=VERSION,
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description="A bot to easen the daily routine with zucchetti virtual badge.",
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long_description=readme,
author=AUTHOR,
author_email=AUTHOR_EMAIL,
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url="https://git.abbiamoundominio.org/blallo/BotZ",
packages=find_packages(include=["bot_z"]),
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cmdclass={
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"develop": CustomDevelopCommand,
"install": CustomInstallCommand,
"bdist_wheel": CustomBDistWheel,
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},
entry_points={"console_scripts": ["bot_z=bot_z.cli:cli"]},
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package_data={"bot_z": ["bin/geckodriver"]},
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include_package_data=True,
install_requires=requirements,
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license="GLWTS Public Licence",
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zip_safe=False,
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keywords="bot_z",
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classifiers=[
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"Development Status :: 2 - Pre-Alpha",
"Intended Audience :: Developers",
"License :: GLWTS Public Licence",
"Natural Language :: English",
"Programming Language :: Python :: 3",
"Programming Language :: Python :: 3.7",
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],
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test_suite="pytest",
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tests_require=test_requirements,
setup_requires=setup_requirements,
)