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myrecorder.py
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myrecorder.py
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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
@author: Elias Wood <[email protected]>
Created on 2017-03-26
<desc here>
"""
import time
from threading import Thread, Lock
from pynput import mouse, keyboard
from packages.pymybase.myloggingbase import MyLoggingBase
class MyRecorder(Thread,MyLoggingBase):
"""handle recording mouse and keyboard input"""
PRECISION = 4
__continue_running = True
__queue = None
__root = None
__time_lock = None
__key_lock = None
__pressed_keys = None
__last_time = None
log_clicks = True
log_keys = True
ignore_key_press = False # track time a key is pressed
__is_shift = None
IGNORE_KEYS = (keyboard.Key.shift,keyboard.Key.shift_l,keyboard.Key.shift_r,
keyboard.Key.ctrl,keyboard.Key.ctrl_l,keyboard.Key.ctrl_r,
keyboard.Key.alt,keyboard.Key.alt_gr,keyboard.Key.alt_l,keyboard.Key.alt_r,
keyboard.Key.cmd,keyboard.Key.cmd_l,keyboard.Key.cmd_r)
def __init__(self,root, actions_queue,*args,**keys):
MyLoggingBase.__init__(self,*args,**keys)
Thread.__init__(self,*args,**keys)
self.__root = root
self.__queue = actions_queue
self.__time_lock = Lock()
self.__key_lock = Lock()
#===========================================================================
# on_click
#===========================================================================
def on_click(self,x_pos,y_pos,button,pressed):
"""handle mouse click events"""
if not self.__continue_running: return False # stop
if self.log_clicks: self.logger.debug('mouse %s click %s at [%s,%s]',
button.name,'pressed' if pressed else 'released',x_pos,y_pos)
if not pressed: # only trigger releases (up)
with self.__time_lock: #pylint: disable=not-context-manager
new_time = time.time()
if not self.__last_time: self.__last_time = new_time
self.__queue.put_nowait(dict(type='mouse',name=button.name,
pos=(x_pos,y_pos),
time=round(new_time-self.__last_time,self.PRECISION)))
#self.__queue.put_nowait('{0!s} click at {1!s}'.format(button.name,(x,y)))
self.__last_time = new_time
#===========================================================================
# on_press
#===========================================================================
def on_press(self,key):
"""handle key press"""
if not self.__continue_running: return False # stop listener
if key == keyboard.Key.shift: self.__is_shift = True
if self.ignore_key_press: return None # do nothing
# valid key (we want)?
if key in keyboard.Key:
if key in self.IGNORE_KEYS: return None # stop
else:
k = key.char
if not k.isalnum(): # or k != k.lower():
if self.__is_shift and key == keyboard.KeyCode(char='\x12'): #ctrl+r
self.logger.debug('sending <<stop-recording>> event ...')
self.__root.event_generate('<<stop-recording>>', when="tail")
return False # stop listener
self.logger.warning('invalid key %r',key)
return None # stop
# track time when pressed
name = key.char if hasattr(key,'char') else key.name
with self.__key_lock: #pylint: disable=not-context-manager
cur_time = time.time()
set_time = self.__pressed_keys.setdefault(name,cur_time)
# if we're logging keys and this is the first time it's been pressed, log it!
if self.log_keys and cur_time == set_time:
self.logger.debug('key %s pressed',key.name if hasattr(key,'name') else key.char)
#===========================================================================
# on_release
#===========================================================================
def on_release(self,key):
"""handle key release"""
if not self.__continue_running: return False # stop
if key == keyboard.Key.shift: self.__is_shift = False
# valid key (we want)?
if key in keyboard.Key:
if key in self.IGNORE_KEYS: return None # stop
else:
k = key.char
if not k.isalnum(): # or k != k.lower():
self.logger.warning('invalid key %r',key)
return None # stop
if self.log_keys:
self.logger.debug('key %s released',key.name if hasattr(key,'name') else key.char)
with self.__time_lock: #pylint: disable=not-context-manager
# name (unique name) of key pressed
name=key.char if hasattr(key,'char') else key.name
# time sense last action?
new_time = time.time()
if not self.__last_time: self.__last_time = new_time
# how long was it pressed?
if self.ignore_key_press: pressed = 0
else:
with self.__key_lock: #pylint: disable=not-context-manager
pressed = new_time - self.__pressed_keys.pop(name,new_time)
# add to queue
self.__queue.put_nowait(dict(type='keyboard',name=name,
time=round(new_time-self.__last_time,self.PRECISION),
pressed=round(pressed,self.PRECISION)))
# store time for next action
self.__last_time = new_time
#===========================================================================
# STOP
#===========================================================================
def stop(self):
""" start stopping ..."""
self.logger.info('told to stop ...')
self.__continue_running = False
#===========================================================================
# RUN
#===========================================================================
def run(self):
""" do work here """
self.logger.info('started')
self.__pressed_keys = dict()
self.__last_time = None
#=======================================================================
# # start listeners
#=======================================================================
list_m = mouse.Listener(on_click=self.on_click)
list_m.start()
list_m.wait()
list_k = keyboard.Listener(on_release=self.on_release,
on_press=self.on_press)
list_k.start()
list_k.wait()
#=======================================================================
# wait to stop
#=======================================================================
while self.__continue_running: time.sleep(.5)
#=======================================================================
# stop listeners
#=======================================================================
# NOTE: ubuntu will wait for input before really stopping ...
list_m.stop()
mouse.Controller().move(1,1) # ubuntu will wait for input before really stopping ...
self.logger.debug('joining mouse listener...')
list_m.join()
list_k.stop()
k = keyboard.Controller() # ubuntu will wait for input before really stopping ...
k.press(keyboard.Key.shift)
k.release(keyboard.Key.shift)
self.logger.debug('joining keyboard listener...')
list_k.join()
self.logger.info('stopped')