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#!/usr/bin/env python
# -*- coding: utf-8 -*-
import os
import socket
import struct
import sys
# see com.intellij.idea.SocketLock for the server side of this interface
RUN_PATH = u'/opt/pycharm-professional/bin/pycharm.sh'
CONFIG_PATH = u'~/.PyCharm2019.2/config'
SYSTEM_PATH = u'~/.PyCharm2019.2/system'
def print_usage(cmd):
print(('Usage:\n' +
' {0} -h | -? | --help\n' +
' {0} [project_dir] [-w|--wait]\n' +
' {0} [-l|--line line] [project_dir|--temp-project] [-w|--wait] file[:line]\n' +
' {0} diff <left> <right>\n' +
' {0} merge <local> <remote> [base] <merged>').format(cmd))
def write_to_sock(sock, str):
if sys.version_info[0] >= 3: str = str.encode('utf-8')
sock.send(struct.pack('>h', len(str)) + str)
def read_from_sock(sock):
len = struct.unpack('>h', sock.recv(2))[0]
return sock.recv(len).decode('utf-8')
def read_sequence_from_sock(sock):
result = []
while True:
try:
str = read_from_sock(sock)
if str == '---':
break
result.append(str)
except (socket.error, IOError) as e:
print("I/O error({0}): {1} ({2})".format(e.errno, e.strerror, e))
traceback.print_exception(*sys.exc_info())
return result
return result
def process_args(argv):
args = []
skip_next = False
for i, arg in enumerate(argv[1:]):
if arg == '-h' or arg == '-?' or arg == '--help':
print_usage(argv[0])
exit(0)
elif i == 0 and (arg == 'diff' or arg == 'merge' or arg == '--temp-project'):
args.append(arg)
elif arg == '-l' or arg == '--line':
args.append(arg)
skip_next = True
elif arg == '-w' or arg == '--wait':
args.append('--wait')
elif skip_next:
args.append(arg)
skip_next = False
else:
path = arg
if ':' in arg:
file_path, line_number = arg.rsplit(':', 1)
if line_number.isdigit():
args.append('-l')
args.append(line_number)
path = file_path
args.append(os.path.abspath(path))
return args
def try_activate_instance(args):
port_path = os.path.join(CONFIG_PATH, 'port')
token_path = os.path.join(SYSTEM_PATH, 'token')
if not (os.path.exists(port_path) and os.path.exists(token_path)):
return False
try:
with open(port_path) as pf:
port = int(pf.read())
with open(token_path) as tf:
token = tf.read()
except (ValueError):
return False
s = socket.socket()
s.settimeout(1.0)
try:
s.connect(('127.0.0.1', port))
except (socket.error, IOError):
return False
paths = read_sequence_from_sock(s)
found = CONFIG_PATH in paths
if found:
write_to_sock(s, 'activate ' + token + '\0' + os.getcwd() + '\0' + '\0'.join(args))
s.settimeout(None)
response = read_sequence_from_sock(s)
if response[0] != 'ok':
print('bad response: ' + response)
exit(1)
if len(response) > 2:
print(response[2])
exit(int(response[1]))
return False
def start_new_instance(args):
if sys.platform == 'darwin':
if len(args) > 0:
args.insert(0, '--args')
os.execvp('/usr/bin/open', ['-a', RUN_PATH] + args)
else:
bin_file = os.path.split(RUN_PATH)[1]
os.execv(RUN_PATH, [bin_file] + args)
ide_args = process_args(sys.argv)
if not try_activate_instance(ide_args):
start_new_instance(ide_args)
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