From: Constantin Berhard <constantin@exxxtremesys.lu>
Date: Fri, 4 Oct 2013 10:16:01 +0000 (+0200)
Subject: sound support
X-Git-Url: https://git.ralfj.de/saartuer.git/commitdiff_plain/5a866fd8add83733d9e1cde55ecbd23f69661658?ds=sidebyside

sound support
---

diff --git a/libtuer.py b/libtuer.py
index 60f491b..e31ce27 100644
--- a/libtuer.py
+++ b/libtuer.py
@@ -1,4 +1,4 @@
-import logging, logging.handlers, os, time, queue, threading
+import logging, logging.handlers, os, time, queue, threading, subprocess, multiprocessing
 
 # logging function
 class Logger:
@@ -28,6 +28,17 @@ class Logger:
 
 logger = Logger()
 
+# run a command asynchronously and log the return value if not 0
+# prefix must be a string identifying the code position where the call came from
+def fire_and_forget (cmd, log, prefix):
+	def _fire_and_forget (cmd, log, prefix):
+		with open("/dev/null", "w") as fnull:
+			retcode = subprocess.call(cmd, stdout=fnull, stderr=fnull)
+			if retcode is not 0:
+				log("%sReturn code %d at command: %s" % (prefix,retcode,str(cmd)))
+	p = multiprocessing.Process(target=_fire_and_forget, args=(cmd,log,prefix))
+	p.start()
+
 # Threaded callback class
 class ThreadFunction():
 	_CALL = 0
diff --git a/statemachine.py b/statemachine.py
index b3d1e2a..c93a1a3 100644
--- a/statemachine.py
+++ b/statemachine.py
@@ -1,18 +1,32 @@
-from libtuer import ThreadFunction, logger
+from libtuer import ThreadFunction, logger, fire_and_forget
 from actor import Actor
+import os, random
 
 # logger.{debug,info,warning,error,critical}
 
+def play_sound (what):
+	try:
+		soundfiles = os.listdir(SOUNDS_DIRECTORY+what)
+	except FileNotFoundError:
+		logger.error("StateMachine: Unable to list sound files in %s" % (SOUNDS_DIRECTORY+what))
+		return
+	soundfile = SOUNDS_DIRECTORY + what + '/' + random.choice(soundfiles)
+	fire_and_forget ([SOUNDS_PLAYER,soundfile], logger.error, "StateMachine: ")
+
+
 # StateOpening constants
 OPEN_REPEAT_TIMEOUT = 8
 OPEN_REPEAT_NUMBER = 3
 
-def play_sound (what):
-	print ("I would now play the sound %s... IF I HAD SOUNDS!" % what)
-
 # StateAboutToOpen constants
-ABOUTOPEN_NERVLIST = [(5, lambda : play_sound("heydrückdenknopf.mp3")), (10, lambda:play_sound("alterichmeinsernst.mp3"))]
-# TODO: erzeuge mehr nerv
+ABOUTOPEN_NERVLIST = [(5, lambda : play_sound("flipswitch")), (10, lambda:play_sound("flipswitch")), (10, lambda:Logger.warning("Space open but switch not flipped for 10 seconds")),\
+	(20, lambda:play_sound("flipswitch")), (30, lambda:play_sound("flipswitch")), (30, lambda:Logger.error("Space open but switch not flipped for 30 seconds")),\
+	(40, lambda:play_sound("flipswitch")), (50, lambda:play_sound("flipswitch")), (56, lambda:play_sound("flipswitch")), (60, lambda:Logger.critical("Space open but switch not flipped for 60 seconds"))]
+
+# play_sound constants
+SOUNDS_DIRECTORY = "/opt/tuer/sounds/"
+SOUNDS_PLAYER = "/usr/bin/mplayer"
+
 
 class StateMachine():
 	# commands you can send