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# -*- coding: utf-8 -*-
import logging, mv_common
import re
import os
def mplayer_saver_check (cmd,templatefile):
logging.debug(" Checking for heartbeat command in mplayer.conf")
mplayerconf = "/etc/mplayer/mplayer.conf"
if not os.path.exists(mplayerconf):
logging.debug(" copying in mplayer template file")
mv_common.cp_and_log(templatefile, mplayerconf)
try:
f = open(mplayerconf, 'r')
mplayerconf_contents = f.readlines()
f.close()
except:
logging.debug(" Couldn't open %s for reading",mplayerconf)
mplayerconf_contents = "#\n"
try:
f = open(mplayerconf, 'w')
except:
logging.debug(" Couldn't open %s for writing",mplayerconf)
return
for line in mplayerconf_contents:
if re.match("^.*stop-xscreensaver",line):
continue
elif re.match("^.*heartbeat-cmd",line):
continue
else:
f.write(line)
f.write("stop-xscreensaver = 0\n")
line='''heartbeat-cmd="%s"\n''' %cmd
f.write(line)
f.close()
def killxscreensaver():
logging.info(" Stopping xscreensaver")
cmd="xscreensaver-command --exit "
mv_common.runcmd(cmd)
cmd="killall xscreensaver "
mv_common.runcmd(cmd)
def killgscreensaver():
logging.info(" Stopping gnome-screensaver")
cmd="gnome-screensaver-command --exit "
mv_common.runcmd(cmd)
cmd="killall gnome-screensaver "
mv_common.runcmd(cmd)
def setup_x_screensaver(idle,theme,screenconfigfile,templatefile):
logging.info(" Configuring X screensaver")
killgscreensaver()
logging.debug(" Why can't xscreensaver have a nice configuration !")
if not os.path.exists(screenconfigfile):
logging.debug(" copying in new template file")
mv_common.cp_and_log(templatefile,screenconfigfile)
try:
f = open(screenconfigfile, 'r')
screenconfigcontents=f.readlines()
f.close()
except:
logging.info("Couldn't open %s for reading",screenconfigfile)
return
try:
f = open(screenconfigfile, 'w')
except:
logging.info("Couldn't open %s for writing",screenconfigfile)
return
startline=0
foundline=0
for k, line in enumerate(screenconfigcontents):
if re.match("programs:",line):
startline = k
if re.search(theme,line):
foundline = k
themenumber=foundline-startline-1
for line in screenconfigcontents:
if re.match("selected.*$",line):
continue
if re.match("timeout",line):
logging.info(" Setting idletime to %s",idle)
outline = "timeout: 0:%s:00 \n" %idle
f.write(outline)
elif re.match("mode",line):
if theme == "Random":
logging.info(" Setting theme to %s", "Random")
outline = "mode: random \n"
f.write(outline)
outline = "selected: -1 \n"
f.write(outline)
continue
elif theme == "Blank":
logging.info(" Setting theme to %s", "blank")
outline = "mode: blank \n"
f.write(outline)
outline = "selected: -1 \n"
f.write(outline)
continue
else:
logging.info(" Setting theme to %s", theme)
outline = "mode: one\n"
f.write(outline)
logging.debug(" Theme number is %s",themenumber)
outline = "selected: %s\n" %themenumber
f.write(outline)
continue
else:
outline = line
f.write(outline)
f.close()
logging.debug("__End of xscreensaver")
def setup_gnome_screensaver(theme,idletime):
logging.info(" Configuring gnome screensaver")
logging.info(" Disabling lock screen")
cmd='''gconftool-2 --direct --config-source xml:readwrite:/etc/gconf/gconf.xml.mandatory --type bool --set /apps/gnome-screensaver/lock_enabled false'''
mv_common.runcmd(cmd)
logging.info(" Setting idletime to %s",idletime)
cmd='''gconftool-2 --direct --config-source xml:readwrite:/etc/gconf/gconf.xml.mandatory --type int -s "/apps/gnome-screensaver/idle_delay" %s''' %idletime
mv_common.runcmd(cmd)
logging.info(" Setting mode to single")
cmd='''gconftool-2 --direct --config-source xml:readwrite:/etc/gconf/gconf.xml.mandatory --type string -s "/apps/gnome-screensaver/mode" single'''
mv_common.runcmd(cmd)
if theme == "Random":
logging.info(" setting theme to random")
cmd='''gconftool-2 --direct --config-source xml:readwrite:/etc/gconf/gconf.xml.mandatory --type string -s "/apps/gnome-screensaver/mode" random'''
mv_common.runcmd(cmd)
elif theme == "Blank":
logging.info(" setting theme to blank")
cmd='''gconftool-2 --direct --config-source xml:readwrite:/etc/gconf/gconf.xml.mandatory --type string -s "/apps/gnome-screensaver/themes" blank'''
mv_common.runcmd(cmd)
else:
logging.info(" setting theme to %s",theme)
cmd='''gconftool-2 --direct --config-source xml:readwrite:/etc/gconf/gconf.xml.mandatory --set --type list --list-type=string /apps/gnome-screensaver/themes [screensavers-%s]''' %theme
mv_common.runcmd(cmd)
killxscreensaver()
logging.info("__End gnome screensaver")
def start_screensaver(screensaver):
logging.info(" Checking if screensaver needs to be started")
if mv_common.check_service("frontend"):
killxscreensaver()
logging.info(" Frontend is running, starting screensaver")
line='''su mythtv -c "DISPLAY=localhost:0 xscreensaver -no-splash 2>&1 > /dev/null &" \n'''
#line='''su mythtv -c "DISPLAY=localhost:0 xscreensaver -no-splash \&" '''
try:
fout = open("/tmp/cmd.sh", "w")
fout.write(line)
fout.close()
os.chmod("/tmp/cmd.sh",0755)
cmd="/tmp/cmd.sh"
os.system(cmd)
os.remove("/tmp/cmd.sh")
except:
logging.info(" Couldn't start screensaver")
def setup_screensaver (systemconfig,data_config):
if mv_common.read_config(mv_common.module_config,"screensaver") == False :
logging.info("____Skipping of Screensaver, config disabled____")
return
logging.info("____Start of screensaver configuration____")
screensavertype = systemconfig.get("Screensavertype")
theme = systemconfig.get("Screensavertheme")
idletime = systemconfig.get("Screensaveridle")
configfile = data_config.MYTHHOME+"/.xscreensaver"
templatefile = systemconfig.get("TEMPLATES")+"/xscreensaver.template"
mtemplate = systemconfig.get("TEMPLATES")+"/mplayer.conf.template"
if screensavertype == "xscreensaver":
mv_common.pacinstall("xscreensaver")
mv_common.pacremove("gnome-screensaver")
setup_x_screensaver(idletime, theme, configfile, templatefile)
mplayer_saver_check("/usr/bin/xscreensaver-command -deactivate &",mtemplate)
start_screensaver("xscreensaver")
elif screensavertype == "gscreensaver":
mv_common.pacinstall("xscreensaver")
mv_common.pacinstall("gnome-screensaver")
setup_gnome_screensaver(theme,idletime)
mplayer_saver_check("/usr/bin/gnome-screensaver-command -p &",mtemplate)
elif screensavertype == "none":
mv_common.pacremove("xscreensaver")
mv_common.pacremove("gnome-screensaver")
killgscreensaver()
killxscreensaver()
elif screensavertype == "tinker" :
logging.debug(" screensaver tinker mode detected")
else:
logging.debug(" Unknown screensaver")
logging.info("__End of screensaver\n")
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