vscripts/dmenu_multicmd

52 lines
1.4 KiB
Python
Executable file

#!/usr/bin/env python3
#pylint: disable=C0111
import os
import subprocess
import sys
import yaml
CONFIG_PATH = os.path.join(os.environ['HOME'], '.displayrc.yaml')
def run_cmd(cmd, stdin=subprocess.PIPE, data=None):
proc = subprocess.Popen(
cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, stdin=stdin
)
stdout, stderr = (i.strip() for i in proc.communicate(data))
if proc.returncode:
err_msg = ['ERROR (' + str(proc.returncode) + '): ' + ' '.join(cmd)]
if stdout:
err_msg.append('out:\n' + stdout.decode('UTF-8'))
if stderr:
err_msg.append('err:\n' + stderr.decode('UTF-8'))
sys.stderr.write('\n'.join(err_msg) + '\n')
return stdout
def run_multicmd(cmds):
for cmd in cmds:
run_cmd(cmds[cmd])
def main():
config_path = sys.argv[1]
with open(config_path, mode='r') as config:
conf = yaml.load(config.read())
dmenu_cmd = ['/usr/bin/dmenu', '-p', conf.get('name', 'N/A')] + sys.argv[2:]
dmenu_opt = '\n'.join(conf['multicmd']).encode()
selection = run_cmd(dmenu_cmd, data=dmenu_opt).decode('UTF-8')
if not selection in conf['multicmd']:
sys.exit(1)
if 'cmd_pre' in conf:
run_multicmd(conf['cmd_pre'])
run_multicmd(conf['multicmd'][selection])
if 'cmd_post' in conf:
run_multicmd(conf['cmd_post'])
if __name__ == '__main__':
main()