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#!/usr/bin/env python
# Copyright 2000-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
import os
import socket
import struct
import sys
import traceback
# See com.intellij.idea.SocketLock for the server side of this interface.
RUN_PATH = u'/opt/pycharm-professional/bin/pycharm.sh'
CONFIG_PATH = u'~/.config/JetBrains/PyCharm2020.1'
SYSTEM_PATH = u'~/.cache/JetBrains/PyCharm2020.1'
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, data):
if sys.version_info[0] >= 3:
data = data.encode('utf-8')
sock.send(struct.pack('>h', len(data)) + data)
def read_from_sock(sock):
length = struct.unpack('>h', sock.recv(2))[0]
return sock.recv(length).decode('utf-8')
def read_sequence_from_sock(sock):
result = []
while True:
try:
data = read_from_sock(sock)
if data == '---':
break
result.append(data)
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())
break
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 or os.path.realpath(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 len(response) < 2 or response[0] != 'ok':
print('bad response: ' + str(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.execv('/usr/bin/open', ['open', '-na', 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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