#!/usr/bin/env python


"""
Python setup script
"""


try:
    from setuptools import setup, Command
except ImportError:
    from distutils.core import setup, Command
from glob import glob

import io
import os
import re
import sys

from os.path import join, dirname
from distutils import log


sys.path.insert(0, os.path.join(os.path.dirname(__file__), 'pym'))

__version__ = os.getenv('VERSION', default='9999')

cwd = os.getcwd()

# Load EPREFIX from Portage, fall back to the empty string if it fails
try:
    from portage.const import EPREFIX
except ImportError:
    EPREFIX = ''

# Python files that need `__version__ = ""` subbed, relative to this dir:
python_scripts = [os.path.join(cwd, path) for path in (
    'bin/euscan',
)]


class SetVersion(Command):
    """Set python __version__ to our __version__."""
    description = "hardcode scripts' version using VERSION from environment"
    user_options = []  # [(long_name, short_name, desc),]

    def initialize_options(self):
        pass

    def finalize_options(self):
        pass

    def run(self):
        ver = 'git' if __version__ == '9999' else __version__
        print(("Settings version to %s" % ver))

        def sub(files, pattern):
            for f in files:
                updated_file = []
                with io.open(f, 'r', 1, 'utf_8') as s:
                    for line in s:
                        newline = re.sub(pattern, '"%s"' % ver, line, 1)
                        if newline != line:
                            log.info("%s: %s" % (f, newline))
                        updated_file.append(newline)
                with io.open(f, 'w', 1, 'utf_8') as s:
                    s.writelines(updated_file)
        quote = r'[\'"]{1}'
        python_re = r'(?<=^__version__ = )' + quote + '[^\'"]*' + quote
        sub(python_scripts, python_re)


packages = [
    str('.'.join(root.split(os.sep)[1:]))
    for root, dirs, files in os.walk('pym/euscan')
    if '__init__.py' in files
]

web_require = [
    'Django>=1.4',
    'South>=0.7',
    'ansi2html>=0.9.1',
    'django-annoying>=0.7.6',
    'django-auth-ldap>=1.1',
    'django-celery>=3.0.1',
    'django-piston>=0.2.3',
    'django-recaptcha>=0.0.4',
    'django-registration>=0.8',
    'matplotlib>=1.1.0',
    'python-ldap>=2.4.10',
]

tests_require = [
    'factory-boy>=1.1.3',
]

setup(
    name='euscan',
    version=__version__,
    description='Ebuild upstream scan utility.',
    long_description=open(join(dirname(__file__), 'README.rst')).read(),
    author='src_prepare',
    maintainer='src_prepare',
    url='https://gitlab.com/src_prepare/euscan-ng',
    download_url=(
        'https://github.com/iksaif/euscan/tarball/' +
        ('master' if __version__ == '9999' else ('euscan-%s' % __version__))
    ),
    install_requires=[
        # Command line utility
        'beautifulsoup4>=4.8.2',
    ],
    package_dir={'': 'pym'},
    packages=packages,
    package_data={},
    scripts=python_scripts,
    # enable user install
    # data_files=(
    #     (os.path.join(os.sep, EPREFIX.lstrip(os.sep), 'usr/share/man/man1'),
    #     glob('man/*')),
    # ),
    cmdclass={
        'set_version': SetVersion,
    },
    tests_require=tests_require,
    extras_require={
        'test': tests_require,
        'web': web_require
    },
    test_suite='euscanwww.runtests.runtests',
)