58 lines
1.8 KiB
Python
Executable file
58 lines
1.8 KiB
Python
Executable file
#!/usr/bin/env python3
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#pylint: disable=C0111
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# config example (cmd_pre and cmd_post are optional):
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# ---
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# name: test
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# cmd_pre:
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# - [/usr/bin/notify_send, 'I am precmd1!']
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# - [/usr/bin/notify_send, 'I am precmd2!']
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# multicmd:
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# selection1:
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# - [/usr/bin/notify-send, 'I am command1 for selection1!']
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# - [/usr/bin/notify-send, 'I am command2 for selection1!']
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# selection2:
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# - [/usr/bin/notify-send, 'I am command1 for selection2!']
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# cmd_post:
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# - [/usr/bin/notify_send, 'I am postcmd1!']
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# - [/usr/bin/notify_send, 'I am postcmd2!']
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# ---
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import subprocess
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import sys
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import yaml
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def run_cmd(cmd, stdin=subprocess.PIPE, data=None):
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proc = subprocess.Popen(
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cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, stdin=stdin
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)
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stdout, stderr = (i.strip() for i in proc.communicate(data))
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if proc.returncode:
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err_msg = ['ERROR (' + str(proc.returncode) + '): ' + ' '.join(cmd)]
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if stdout:
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err_msg.append('out:\n' + stdout.decode('UTF-8'))
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if stderr:
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err_msg.append('err:\n' + stderr.decode('UTF-8'))
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sys.stderr.write('\n'.join(err_msg) + '\n')
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return stdout
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def run_multicmd(cmds):
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for cmd in cmds:
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run_cmd(cmd)
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def main():
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config_path = sys.argv[1]
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with open(config_path, mode='r') as config:
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conf = yaml.load(config.read())
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dmenu_cmd = ['/usr/bin/dmenu', '-p', conf.get('name', 'N/A')] + sys.argv[2:]
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dmenu_opt = '\n'.join(conf['multicmd']).encode()
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selection = run_cmd(dmenu_cmd, data=dmenu_opt).decode('UTF-8')
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if not selection in conf['multicmd']:
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sys.exit(1)
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run_multicmd(conf.get('cmd_pre', tuple()))
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run_multicmd(conf['multicmd'][selection])
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run_multicmd(conf.get('cmd_post', tuple()))
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if __name__ == '__main__':
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main()
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