#!/bin/bash

# INSTALL-Script for oRainge gDesklets and dependencies
# Markus Schmidt <boomshop.net> 2008

# USAGE:
#
# Make this script executable
# a) via filebrowser (nautilus) -> rightclick -> properties
# b) via terminal:$ chmod u+x /path/to/file/install_oRainge-gDesklets
#
# Run as superuser using "sudo"
# sudo /path/to/script/install_oRainge-gDesklets

# CONFIGURATION

gdeskletsDir="/usr/share/gdesklets/"

server="http://mein-neues-blog.de/files/oRainge/"

file1="oRainge_gdesklets.tar.gz"
file2="oRainge_gdesklets_controls.tar.gz"
file3="text2speech.tar.gz"

alsamod="\n; ALSA-wrapper\n(Parameter.set 'Audio_Command \"aplay -q -c 1 -t raw -f s16 -r \$SR \$FILE\")\n(Parameter.set 'Audio_Method 'Audio_Command)"
alsanew="; Festival-Config\n(voice_kal_diphone)\n; ALSA-wrapper\n(Parameter.set 'Audio_Command \"aplay -q -c 1 -t raw -f s16 -r \$SR \$FILE\")\n(Parameter.set 'Audio_Method 'Audio_Command)"

# ARE U SUPERCOW?

if [ $UID != 0 ] || [ "$SUDO_USER" = "" ] ; then
	echo "### ERROR: Please run this script as a superuser (sudo) within your general useraccount"
	echo "### exiting..."
	exit 1
fi

# SHUTDOWN GDESKLETS IF RUNNING

gdpid=$(ps -e -o pid,args | grep [g]desklets-daemon)
if [ "$gdpid" != "" ] && [ "$(echo $gdpid | cut -d \  -f 2)" != "grep" ]; then
	gdid=$(echo $gdpid | cut -d \  -f 1)
	kill -9 $gdid
	sleep 1
	gdpid1=$(ps -e -o pid,args | grep [g]desklets-daemon)
	if [ "$gdpid1" != "" ] && [ "$(echo $gdpid1 | cut -d \  -f 2)" != "grep" ] ; then
		echo "### ERROR: Stopping the gdesklets-daemon failed. You have to restart manually after installation."
		echo "... No reason for exit, going on..."
	else
		echo "... Killed gdesklets-daemon process and going on..."
		gdesklets=True
	fi
fi


# INSTALL GDESKLETS

echo "... Checking for gDesklets and installing it if needed..."

apt-get -q -y --force-yes install gdesklets gdesklets-data 2>&1 > /dev/null

if [ "$?" -ne "0" ] ; then
	echo "### ERROR: Installation of gDesklets failed."
	echo "### exiting..."
	exit 1
else
	echo "... gDesklets installed, going on..."
fi


# GET THE FILES NEEDED:

echo "... Begin download..."

wget -q $server$file1 2>&1 > /dev/null
wget -q $server$file2 2>&1 > /dev/null
wget -q $server$file3 2>&1 > /dev/null

if [ -s $file1 ] && [ -s $file2 ] && [ -s $file3 ] ; then
	echo "... All packets recieved. going on..."
else
	
	echo "### ERROR: one or more files not recieved successfully, trying cleanup..."
	if [ -f $file1 ] ; then rm $file1 ; fi
	if [ -f $file2 ] ; then rm $file2 ; fi
	if [ -f $file3 ] ; then rm $file3 ; fi
	echo "### An error occured during download with no solution yet. exiting..."
	exit 1
fi



# INSTALL FESTIVAL AND ACCESSORIES

echo "... Checking for festival and a male voice and installing them if needed..."

apt-get -q -y --force-yes install festival festvox-kallpc16k 2>&1 > /dev/null

if [ "$?" -ne "0" ] ; then
	echo "### ERROR: Installation of festival text to speech failed."
	echo "### The speaking-clock in gDesklets will not be able to talk."
	echo "### Try the installation of 'festival' and 'festvox-kallpc16k' manually."
	echo "... No reason for exit, going on..."
else
	echo "... Festival and an american male voice are installed. going on..."
	
	
	
	# ALSA FOR FESTIVAL
	echo "... Creating alsa-wrapper for festival..."
	if [ -f "/home/$SUDO_USER/.festivalrc" ] ; then
		# .festivalrc already existent
		echo "... Configfile for festival found, searching for ALSA-entry..."
		alsafest=$(grep -i "\"aplay " /home/$SUDO_USER/.festivalrc 2>&1 /dev/null)
		if [ "$alsafest" = "" ] ; then
			# make backup
			echo "... No ALSA-entry found, backing up..."
			cp /home/$SUDO_USER/.festivalrc /home/$SUDO_USER/.festivalrc.backup
			if [ -f /home/$SUDO_USER/.festivalrc.backup ] ; then
				# backup successful, add lines
				echo "... Backup successful. file is now known as .festivalrc.backup"
				echo "... Adding needed lines to .festivalrc..."
				echo -e $alsamod >> /home/$SUDO_USER/.festivalrc
				if [ "$?" != "0" ] ; then
					# adding lines failed
					echo "### ERROR: Setup of alsa-wrapper for festival failed!"
					echo "### the file ~/.festivalrc has to be modified manually."
					echo "### Otherwise the clock won't speak if any other programm needs the soundcard."
					echo "### The lines to add to the file are:"
					echo -e $alsamod
					echo "... No reason for exit, going on..."
				else
					# lines added
					echo "... ALSA-support added successfully, going on..."
				fi
			else
				# backup failed
				echo "### ERROR: Backup failed! Will NOT try to add lines!"
				echo "### ERROR: Setup of alsa-wrapper for festival failed!"
				echo "### the file ~/.festivalrc has to be modified manually."
				echo "### Otherwise the clock won't speak if any other programm needs the soundcard."
				echo "### The lines to add to the file are:"
				echo -e $alsamod
				echo "... No reason for exit, going on..."
			fi
			
		else
			# ALSA already added
			echo "... ALSA already added to festival, no modification neccessary."
		fi
	else
		# no .festivalrc found
		echo "... No Config for festival found in homedirectory. Trying to add..."
		touch "/home/"$SUDO_USER"/.festivalrc" 2>&1 /dev/null
		chown $SUDO_USER "/home/"$SUDO_USER"/.festivalrc" 2>&1 /dev/null
		echo -e $alsanew > /home/$SUDO_USER/.festivalrc
		if [ -s /home/$SUDO_USER/.festivalrc ] ; then
			echo "... The ALSA-wrapper was created successfully. Going on..."
		else
			echo "### ERROR: Setup of alsa-wrapper for festival failed!"
			echo "### Please make shure you have the file .festivalrc in your homedirectory."
			echo "### It has to contain some lines for adding alsa-support to festival."
			echo "### Otherwise the clock won't speak if any other programm needs the soundcard."
			echo "### The lines are:"
			echo -e $alsanew
			echo "... No reason for exit, going on..."
		fi 
	fi



	# TEXT2SPEECH
	# backing up text2speech
	if [ -s "/usr/bin/text2speech" ] ; then
		mv "/usr/bin/text2speech" "/usr/bin/text2speech.backup"
	fi	

	tar -C /usr/bin -xzf $file3
	if [  "$?" -ne "0" ] ; then
		# text2speech failed
		echo "### ERROR: Unpacking of text2speech wrapperscript failed!"
		if [ -s "/usr/bin/text2speech.backup" ] ; then
			echo "... Trying restore of old version..."
			mv "/usr/bin/text2speech.backup" "/usr/bin/text2speech"
			if [ "$?" = "0" ] ; then
				echo "... Text2speech-wrapper restored to old version."
			else
				echo "### ERROR: Restoring old text2speech-wrapper failed."
				echo "### Try renaming /usr/bin/text2speech.backup to /usr/bin/text2speech manually."
			fi
				
		else	
			echo "### The speaking-clock in gDesklets will not be able to talk."
		fi
		echo "### Try unpacking 'text2speech.tar.gz' to '/usr/bin' as root manually."
		echo "... No reason to exit, going on..."
	else
		#text2speech installed
		echo "... Text2speech wrapper installed, cleaning up..."
		rm $file3
		echo -n "??? Do you want to test the functionality of text2speech? [n]"
		read -s -n1 -t 10 testfest
		echo ""
		case "$testfest" in
			"y" | "Y" | "j" | "J" )
				text2speech "holy shitt - its a linix talking! - or like the german says: himmel uhrsch oond tzwirn, da shprichd ein linooks! okay times sounds better i think" 2>&1 /dev/null
			;;
		esac
		
	fi

fi

# INSTALL LM-SENSORS

echo "... Checking for lm-sensors and installing it if needed..."

apt-get -q -y install lm-sensors 2>&1 > /dev/null

if [ "$?" -ne "0" ] ; then
	echo "### ERROR: Installation of lm-sensors failed."
	echo "... No reason to exit, going on..."
else
	echo "... lm-sensors installed, going on..."
	echo "... If lm-sensors wasn't installed we have to detect the sensors in your machine."
	echo -n "??? Do you want to run the detection now? [y]"
	read -s -n1 -t 10 testsens
	echo ""
	case "$testsens" in
		"y" | "Y" | "j" | "J" )
			echo "... Detecting sensors, please accept the following questions with [yes]..."
			sensors-detect
			if [ "$?" -ne "0" ] ; then
				echo "### ERROR: Detection of sensors failed. "
				echo "### gDesklets won't be able to show sensor-data."
				echo "### Please refer to http://www.lm-sensors.org/ for help."
				echo "... No reason to exit, going on..."
			else
				echo "... Sensors detected, going on..."
				echo "### Perhaps you have to reboot for kernelmodules to load."
			fi			
		;;
	esac	

fi

# INSTALL CONTROLS

echo "... Time for installing the controls for gDesklets..."

if [ -d $gdeskletsDir"Controls/Evolution" ] ; then
	mv $gdeskletsDir"Controls/Evolution" $gdeskletsDir"Controls/Evolution_backup"
fi	
if [ -d $gdeskletsDir"Controls/LMSensors" ] ; then
	mv $gdeskletsDir"Controls/LMSensors" $gdeskletsDir"Controls/LMSensors_backup"
fi	
tar -C $gdeskletsDir"Controls" -xzf $file2

if [ "$?" = "0" ] ; then
	if [ -f "/home/"$SUDO_USER"/.gdesklets/registry/controls.reg" ] ; then
		rm "/home/"$SUDO_USER"/.gdesklets/registry/controls.reg"
		if [ "$?" != "0" ] ; then
			echo "### ERROR: Removing old controls.reg failed."
			echo "### Try removing /home"$SUDO_USER"/.gdesklets/registry/controls.reg manually and restart gDesklets-daemon afterwards."
		fi
	fi
	echo "... Evolution- and LMSensors-integration installed, cleaning up..."
	if [ -d $gdeskletsDir"Controls/Evolution_backup" ] ; then
		rm -r $gdeskletsDir"Controls/Evolution_backup"
	fi
	if [ -d $gdeskletsDir"Controls/LMSensors_backup" ] ; then
		rm -r $gdeskletsDir"Controls/LMSensors_backup"
	fi
	rm $file2
else
	# installation failed
	echo "### ERROR: Installation of Evolution- and LMSensors-integration failed."
	if [ -d $gdeskletsDir"Controls/Evolution_backup" ] ; then
		# backup available
		echo "... Restoring the old Evolution-integration..."
		mv $gdeskletsDir"Controls/Evolution_backup" $gdeskletsDir"Controls/Evolution"
		if [ "$?" = "0" ] ; then
			# backed up
			echo "... Your evolution-integration is reset to old status."
		else
			# restore failed
			echo "### ERROR: Restore failed. Try renaming /usr/share/gdesklets/Controls/Evolution_backup manually to /usr/share/gdesklets/Controls/Evolution"
			echo "### The calendar in gDesklets will not be able to show events of evolution."
		fi
	fi
	if [ -d $gdeskletsDir"Controls/LMSensors_backup" ] ; then
		# backup available
		echo "... Restoring the old LMSensors-integration..."
		mv $gdeskletsDir"Controls/LMSensors_backup" $gdeskletsDir"Controls/LMSensors"
		if [ "$?" = "0" ] ; then
			# backed up
			echo "... Your LMSensors-integration is reset to old status."
		else
			# restore failed
			echo "### ERROR: Restore failed. Try renaming /usr/share/gdesklets/Controls/LMSensors_backup manually to /usr/share/gdesklets/Controls/LMSensors"
			echo "### The sensor-gauges in gDesklets will not be able to show some sensordata."
		fi
	fi	
	echo "### Try the extraction of 'oRainge_gdesklets_controls.tar.gz' to /usr/share/gdesklets/Controls manually."
	echo "... No reason for exit, going on..."
fi


# INSTALL ORAINGE - GDESKLETS

if [ -d $gdeskletsDir"Displays/oRainge" ] ; then
	mv $gdeskletsDir"Displays/oRainge" $gdeskletsDir"Displays/oRainge_backup"
fi	

tar -C $gdeskletsDir"Displays" -xzf $file1

if [ "$?" = "0" ] ; then
	echo "... oRainge-gDesklets installed, cleaning up..."
	if [ -d $gdeskletsDir"Displays/oRainge_backup" ] ; then
		rm -r $gdeskletsDir"Displays/oRainge_backup"
	fi
	rm $file1
else
	# installation failed
	echo "### ERROR: Installation of oRainge gDesklets failed."
	if [ -d $gdeskletsDir"Displays/oRainge_backup" ] ; then
		# backup available
		echo "... Restoring the old oRainge gDesklets..."
		mv $gdeskletsDir"Displays/oRainge_backup" $gdeskletsDir"Displays/oRainge"
		if [ "$?" = "0" ] ; then
			# backed up
			echo "... Your oRainge gDesklets are reset to old status."
		else
			# restore failed
			echo "### ERROR: Restore failed. Try renaming /usr/share/gdesklets/Displays/oRainge_backup manually to /usr/share/gdesklets/Displays/oRainge"
			echo "### The gDesklets will not be available."
		fi
	else
		# no backup available
		echo "### The gDesklets will not be available."
	fi
	echo "### Try the extraction of 'oRainge_gdesklets.tar.gz' to /usr/share/gdesklets/Displays manually."
	echo "... No reason for exit, going on..."
fi


# GDESKLETS-AUTOSTART GNOME

gdauto=$(rgrep -i Exec=gdesklets /home/$SUDO_USER/.config/autostart/ 2>&1 /dev/null)
if [ "$gdauto" = "" ] ; then
	echo "... No autostart-entry found in your config."
	echo -n "??? Do you want your gDesklets to start automatically with your Desktop? [n]"
	read -s -n1 -t 10 gdautoent
	echo ""
	case "$gdautoent" in
		"y" | "Y" | "j" | "J" )
			touch /home/$SUDO_USER/.config/autostart/gdesklets.desktop
			echo '
[Desktop Entry]
Type=Application
Encoding=UTF-8
Version=1.0
Name=gDesklets
Name[de_DE]=gDesklets
Comment[de_DE]=Praktische Applets für Deinen Desktop
Comment=useful applets for your desktop
Exec=gdesklets
X-GNOME-Autostart-enabled=true
' > /home/$SUDO_USER/.config/autostart/gdesklets.desktop
			chown $SUDO_USER /home/$SUDO_USER/.config/autostart/gdesklets.desktop
			if [ -s /home/$SUDO_USER/.config/autostart/gdesklets.desktop ] ; then
				echo "... Your autostart-entry was created successfully. Going on..."
			else
				echo "### ERROR: Installation of autostart-entry failed!"
				echo "### Please add a new entry through the sessions-management under settings-menu."
				echo "### The command for the new entry is 'gdesklets'"
				echo "... No reason for exit, going on..."
			fi
		;;
	esac
fi

echo "=== Installation finished."
echo "=== If there are any errors please check their solutions manually."


# RESTART GDESKLETS

if [ $gdesklets ] ; then

	echo "... Starting gDesklets again..."
	su $SUDO_USER -c "gdesklets > /dev/null &" 2>&1 /dev/null
else
	echo -n "??? Do you want to start gDesklets now? [n]"
	read -s -n1 -t 10 startgd
	echo ""
	case "$startgd" in
		"y" | "Y" | "j" | "J" )
			su $SUDO_USER -c "gdesklets > /dev/null &" 2>&1 /dev/null
		;;
	esac
fi

exit 0