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
try:
# For Python 3.0 and later
from urllib.request import urlopen
except ImportError:
# Fall back to Python 2's urllib2
from urllib2 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)
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'
os.system('./ctl setup')
self.status['progress'] = 1
with open('config/release.json', 'w') as fd:
json.dump(release, fd, indent=2)
if sys.platform == 'darwin':
self.install_launchd()
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elif 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-imaging 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 ' + apt_packages)
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)')
self.install_application()
self.status['done'] = True
def download(self, url, filename):
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makefolder(filename)
print(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 install_application(self):
app = os.path.expanduser('~/.local/share/applications/openmedialibrary.desktop')
with open(app, 'w') as fd:
fd.write('''[Desktop Entry]
Type=Application
Name=Open Media Library
Comment=Open Media Library
Exec=%s/ctl open
Icon=%s/openmedialibrary/static/png/oml.png
Terminal=false
Categories=Network;FileTransfer;P2P;
''' % (self.target, self.target))
start = os.path.expanduser('~/.config/autostart/openmedialibrary.desktop')
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makefolder(start)
with open(start, 'w') as fd:
fd.write('''[Desktop Entry]
Type=Application
Exec=%s/ctl start
Icon=%s/openmedialibrary/static/png/oml.png
Hidden=false
NoDisplay=false
X-GNOME-Autostart-enabled=true
Name=Start Open Media Library
Comment=
''' % (self.target, self.target))
def install_launchd(self):
plist = os.path.expanduser('~/Library/LaunchAgents/com.openmedialibrary.loginscript.plist')
with open(plist, 'w') as f:
f.write('''<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>Label</key>
<string>com.openmedialibrary.loginscript</string>
<key>ProgramArguments</key>
<array>
<string>%s/ctl</string>
<string>start</string>
</array>
<key>RunAtLoad</key>
<true/>
</dict>
</plist>''' % self.target)
os.system('launchctl load "%s"' % plist)
os.system('launchctl start com.openmedialibrary.loginscript')
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'])