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import os
import re
import subprocess
from evemu import const
def lsinput_raw():
command_parts = ["lsinput"]
try:
# Python 2.7
output = subprocess.check_output(command_parts)
except AttributeError:
# Python 2.4, 2.5, 2.6
output = subprocess.Popen(
command_parts, stdout=subprocess.PIPE).communicate()[0]
return output
def lsinput():
devices = []
data = {}
for line in lsinput_raw().splitlines():
line = line.strip()
if line.startswith("/dev/input"):
if data:
devices.append(data)
data = {}
data["device"] = line
else:
key = line[:7].strip()
value = line[10:].strip()
if key == "name":
# trim the quotes
value = value[1:-1]
if key:
data[key] = value
if data:
devices.append(data)
return devices
def get_top_directory():
import evemu
return evemu.__path__[0]
def get_test_directory():
from evemu import tests
return tests.__path__[0]
def get_test_module():
return get_test_directory().replace("/", ".")
def get_all_device_numbers():
numbers = []
for index in xrange(const.MAX_EVENT_NODE):
path = const.DEVICE_PATH_TEMPLATE % index
if os.path.exists(path):
numbers.append(index)
return numbers
def get_all_device_names():
names = []
for device_number in get_all_device_numbers():
filename = const.DEVICE_NAME_PATH_TEMPLATE % device_number
if os.path.exists(filename):
file_handle = open(filename)
#names.append({"name": file_handle.read(), "id": device_number})
names.append(file_handle.read().strip())
file_handle.close()
return names
def get_last_device_number():
"""
Get the last used device node number.
"""
return get_all_device_numbers()[-1]
def get_last_device():
"""
Get the last used device node.
"""
return const.DEVICE_PATH_TEMPLATE % get_last_device_number()
def get_next_device():
"""
Get the next availne device node.
"""
next_number = get_last_device_number() + 1
if next_number > const.MAX_EVENT_NODE:
raise EvEmuError("device count exceeded MAX_EVENT_NODE")
return const.DEVICE_PATH_TEMPLATE % next_number
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