update-on-ox

#!/usr/bin/env python3
# vim:fileencoding=utf-8
# License: GPL v3 Copyright: 2017, Kovid Goyal <kovid at kovidgoyal.net>

import ast
import atexit
import glob
import os
import re
import shlex
import shutil
import subprocess
import sys
import tempfile

if False:
    dmg = sys.argv[-1]
    mp = tempfile.mkdtemp()
    atexit.register(os.rmdir, mp)
    subprocess.check_call('hdiutil attach {} -mountpoint {}'.format(dmg, mp).split())
    try:
        os.chdir(mp)
        for app in glob.glob('*.app'):
            d = os.path.join('/Applications', app)
            if os.path.exists(d):
                shutil.rmtree(d)
            subprocess.check_call('ditto -v {} {}'.format(app, os.path.join('/Applications', app)).split())
    finally:
        os.chdir('/')
        subprocess.check_call('hdiutil detach {}'.format(mp).split())

# EOF_REMOTE

HOST = 'ox'

base = os.path.dirname(os.path.abspath(__file__))
if True:
    raw = open(os.path.join(base, 'src/calibre/constants.py')).read()
    v = re.search(r'numeric_version\s*=\s*(\(.+?\))', raw).group(1)
    v = '.'.join(map(str, ast.literal_eval(v)))
    dmg = f'calibre-{v}.dmg'


def run(what):
    ret = subprocess.run(shlex.split(what))
    if ret.returncode != 0:
        raise SystemExit(ret.returncode)


script = open(__file__, 'rb').read().decode('utf-8')
script = script[:script.find('# EOF_REMOTE')].replace('if False:', 'if True:', 1)
os.chdir(os.path.expanduser('~/work/build-calibre'))
with tempfile.NamedTemporaryFile(prefix='install-dmg-', suffix='.py') as f:
    run('./osx calibre')
    f.write(script.encode('utf-8'))
    f.flush()
    run(f'scp build/osx/dist/{dmg} {f.name} {HOST}:/tmp')
    run(f'ssh {HOST} python /tmp/{os.path.basename(f.name)} /tmp/{dmg}')