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from subprocess import run as _run
import re
def run(command):
return _run(command.split(), capture_output=True).stdout.decode().strip()
def get_default_sink():
default_name = None
for line in run("pactl info").split("\n"):
key, val = line.split(": ")
if key == "Default Sink":
default_name = val
break
if default_name is None:
return None
for sid, sink in get_sinks().items():
if sink["Name"] == default_name:
return sink
return None
def get_sinks():
SINK, PARAMS, PARAM = 0, 1, 2
parsing = SINK
re_param_str = re.compile("(.+?): (.*)")
re_param_list = re.compile("(.+?):")
current_sink = None
current_param = None
sinks = {}
for line in run("pactl list sinks").split("\n"):
indent = line.count("\t")
line = line.strip()
if parsing == SINK:
if line.startswith("Sink"):
n = line.split()[1]
sinks[n] = {}
current_sink = sinks[n]
parsing = PARAMS
elif parsing == PARAMS:
if line == '':
parsing = SINK
continue
match = re_param_str.match(line)
if indent == 1 and match is not None:
name, value = match.groups()
current_param = name
current_sink[name] = value
continue
match = re_param_list.match(line)
if indent == 1 and match is not None:
name = match.group(1)
current_param = name
current_sink[name] = []
continue
value = current_sink[name]
if isinstance(value, str):
current_sink[name] = [value]
current_sink[name].append(line)
return sinks
def get_sink_volume(sink):
if sink is None:
return "None"
if sink["Mute"] == "yes":
return "Muted"
match = re.search(r"(\d+?)%", sink["Volume"][0])
if match is not None:
return f"{match.groups()[0]}%"
def callback():
def_sink = get_default_sink()
vol = get_sink_volume(def_sink)
return f"VOL: {vol}"
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