openmedialibrary/install

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#!/usr/bin/env python3
from __future__ import division, with_statement, print_function
from contextlib import closing
import json
import os
import sys
import tarfile
from urllib.request import urlopen
from threading import Thread
import subprocess
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def makefolder(path):
dirname = os.path.dirname(path)
if not os.path.exists(dirname):
os.makedirs(dirname)
class Install(Thread):
base_url = 'http://downloads.openmedialibrary.com/'
status = {}
def __init__(self, target):
self.target = target
Thread.__init__(self)
self.daemon = True
self.start()
def run(self):
target = self.target
target = os.path.normpath(os.path.join(os.path.abspath(target)))
if not os.path.exists(target):
os.makedirs(target)
os.chdir(target)
release = self.get_release()
self.status['release'] = release
for module in release['modules']:
self.status['installing'] = module
self.status['progress'] = 0
self.status['size'] = 0
package_tar = release['modules'][module]['name']
url = self.url(package_tar)
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package_tar = os.path.join(self.target, package_tar)
self.download(url, package_tar)
tar = tarfile.open(package_tar)
tar.extractall()
tar.close()
os.unlink(package_tar)
os.symlink('openmedialibrary/ctl', 'ctl')
self.status['progress'] = 0
self.status['installing'] = 'setup'
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if sys.platform.startswith('linux'):
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apt_packages = ''
yum_packages = ''
try:
import Image
import simplejson
import lxml
except:
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apt_packages += ' python3.4 python3-pil python-simplejson python3-lxml'
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yum_packages += ' python3-pil python3-simplejson python3-lxml'
if not has_bin('pdftocairo'):
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apt_packages += ' poppler-utils'
yum_packages += ' poppler-utils'
if not os.path.exists('/usr/sbin/miredo'):
apt_packages += ' miredo'
if has_bin('apt-get') and apt_packages:
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print('Installing additional packages: %s' % apt_packages)
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os.system('sudo apt-get install -y ' + apt_packages)
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elif has_bin('yum') and yum_packages:
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print('Installing additional packages: %s' % yum_packages)
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os.system('sudo yum install ' + yum_packages)
else:
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print('You need to install Pillow, simplejson and lxml\ni.e. sudo pip3 install pillow simplejson lxml')
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if 'poppler' in apt_packages:
print('You need to install pdftocairo (part of poppler-utils)')
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if 'miredo' in apt_packages:
print('You need to install miredo (or get IPv6 in another way)')
os.system('./ctl install_launcher')
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os.system('./ctl setup')
self.status['progress'] = 1
with open('config/release.json', 'w') as fd:
json.dump(release, fd, indent=2)
self.status['done'] = True
def download(self, url, filename):
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makefolder(filename)
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print(os.path.basename(filename))
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with open(filename, 'wb') as f:
with closing(urlopen(url)) as u:
size = int(u.headers.get('content-length', 0))
self.status['size'] = size
available = 0
data = u.read(4096)
while data:
if size:
available += len(data)
self.status['progress'] = available/size
f.write(data)
data = u.read(4096)
def get_release(self):
with closing(urlopen(self.url('release.json'))) as u:
data = json.loads(u.read().decode('utf-8'))
return data
def url(self, url):
return self.base_url + url
def has_bin(cmd):
return subprocess.call(['which', cmd], stdout=subprocess.PIPE) == 0
if __name__ == '__main__':
if len(sys.argv) == 1:
if sys.platform == 'darwin':
target = os.path.expanduser('~/Library/Application Support/Open Media Libary')
elif sys.platform.startswith('linux'):
target = os.path.expanduser('~/.local/share/openmedialibrary')
else:
target = os.path.join(os.curdir, 'openmedialibrary')
elif len(sys.argv) != 2:
print('usage: %s [target]' % sys.argv[0])
sys.exit(1)
else:
target = sys.argv[1]
if os.path.exists(target):
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print('%s exists, remove it before re-installing Open Media Library' % target)
sys.exit(1)
install = Install(target)
install.join()
subprocess.call([os.path.join(target, 'ctl'), 'open'])