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#!/usr/bin/env python
from __future__ import print_function
import os
import sys
import json
import struct
import subprocess
VERSION = '7.1b2'
try:
sys.stdin.buffer
# Python 3.x version
# Read a message from stdin and decode it.
def getMessage():
rawLength = sys.stdin.buffer.read(4)
if len(rawLength) == 0:
sys.exit(0)
messageLength = struct.unpack('@I', rawLength)[0]
message = sys.stdin.buffer.read(messageLength).decode('utf-8')
return json.loads(message)
# Send an encoded message to stdout
def sendMessage(messageContent):
encodedContent = json.dumps(messageContent).encode('utf-8')
encodedLength = struct.pack('@I', len(encodedContent))
sys.stdout.buffer.write(encodedLength)
sys.stdout.buffer.write(encodedContent)
sys.stdout.buffer.flush()
except AttributeError:
# Python 2.x version (if sys.stdin.buffer is not defined)
# Read a message from stdin and decode it.
def getMessage():
rawLength = sys.stdin.read(4)
if len(rawLength) == 0:
sys.exit(0)
messageLength = struct.unpack('@I', rawLength)[0]
message = sys.stdin.read(messageLength)
return json.loads(message)
# Send an encoded message to stdout
def sendMessage(messageContent):
encodedContent = json.dumps(messageContent)
encodedLength = struct.pack('@I', len(encodedContent))
sys.stdout.write(encodedLength)
sys.stdout.write(encodedContent)
sys.stdout.flush()
def install():
home_path = os.getenv('HOME')
manifest = {
'name': 'open_with',
'description': 'Open With native host',
'path': os.path.realpath(__file__),
'type': 'stdio',
}
locations = {
'chrome': os.path.join(home_path, '.config', 'google-chrome', 'NativeMessagingHosts'),
'chromium': os.path.join(home_path, '.config', 'chromium', 'NativeMessagingHosts'),
'firefox': os.path.join(home_path, '.mozilla', 'native-messaging-hosts'),
}
filename = 'open_with.json'
for browser, location in locations.items():
if os.path.exists(os.path.dirname(location)):
if not os.path.exists(location):
os.mkdir(location)
browser_manifest = manifest.copy()
if browser == 'firefox':
browser_manifest['allowed_extensions'] = ['openwith@darktrojan.net']
else:
browser_manifest['allowed_origins'] = [
'chrome-extension://cogjlncmljjnjpbgppagklanlcbchlno/', # Chrome
'chrome-extension://fbmcaggceafhobjkhnaakhgfmdaadhhg/', # Opera
]
with open(os.path.join(location, filename), 'w') as file:
file.write(
json.dumps(browser_manifest, indent=2, separators=(',', ': '), sort_keys=True).replace(' ', '\t') + '\n'
)
def _read_desktop_file(path):
with open(path, 'r') as desktop_file:
current_section = None
name = None
command = None
for line in desktop_file:
if line[0] == '[':
current_section = line[1:-2]
if current_section != 'Desktop Entry':
continue
if line.startswith('Name='):
name = line[5:].strip()
elif line.startswith('Exec='):
command = line[5:].strip()
return {
'name': name,
'command': command
}
def find_browsers():
apps = [
'Chrome',
'Chromium',
'chromium-browser',
'firefox',
'Firefox',
'Google Chrome',
'google-chrome',
'opera',
'Opera',
'SeaMonkey',
'seamonkey',
]
paths = [
os.path.join(os.getenv('HOME'), '.local/share/applications'),
'/usr/local/share/applications',
'/usr/share/applications'
]
suffix = '.desktop'
results = []
for p in paths:
for a in apps:
fp = os.path.join(p, a) + suffix
if os.path.exists(fp):
results.append(_read_desktop_file(fp))
return results
def listen():
receivedMessage = getMessage()
if receivedMessage == 'ping':
sendMessage({
'version': VERSION,
'file': os.path.realpath(__file__)
})
elif receivedMessage == 'find':
sendMessage(find_browsers())
else:
for k, v in os.environ.items():
if k.startswith('MOZ_'):
try:
os.unsetenv(k)
except:
os.environ[k] = ''
devnull = open(os.devnull, 'w')
subprocess.Popen(receivedMessage, stdout=devnull, stderr=devnull)
sendMessage(None)
if __name__ == '__main__':
if len(sys.argv) == 2:
if sys.argv[1] == 'install':
install()
sys.exit(0)
elif sys.argv[1] == 'find_browsers':
print(find_browsers())
sys.exit(0)
allowed_extensions = [
'openwith@darktrojan.net',
'chrome-extension://cogjlncmljjnjpbgppagklanlcbchlno/',
'chrome-extension://fbmcaggceafhobjkhnaakhgfmdaadhhg/',
]
for ae in allowed_extensions:
if ae in sys.argv:
listen()
sys.exit(0)
print('Open With native helper, version %s.' % VERSION)