#!/bin/sh

# 23/02/07 - English version. Original is at
#		http://nicofo.tuxfamily.org/scripts/xgl/installXGL

# 20/01/07 - version 1
# 06/02/07 - version 2	Mis à jour pour pouvoir faire des updates
# 08/03/07 - version 3	Possibilité de désinstaller
# 01/04/07 - version 4	Architectures x86_64
#
# nicofo - http://nicofo.tuxfamily.org
#
# installation et configuration automatique de xgl et compiz pour GNOME, KDE et XFCE

testRoot()
{
	if [ $(id -u) -ne 0 ]; then
		echo -e "The installation and configuration of XGL must be run as \033[1mroot\033[0m."
		exit 1
	fi
}

#RPM à installer (en fonction de l'architecture) :
if [ "$(rpm -q --qf '%{ARCH}\n' kernel | tail -1)" = "x86_64" ]; then
	ARCH="64"
	site="http://fedoraxgl.tuxfamily.org/repository/5/x86_64/"
	RPM="
compiz-1.0.0-4.x86_64.rpm
fedora-xgl-settings-0.0.1-2.noarch.rpm
gset-compiz-0.3.3-1.x86_64.rpm
libsvg-0.1.4-1.x86_64.rpm
libsvg-cairo-0.1.6-1.x86_64.rpm
xgl-hardware-list-1.0.0-2.noarch.rpm
xorg-x11-server-Xgl-1.1.99.1-3.x86_64.rpm"
else
	ARCH="32"
	site="http://fedoraxgl.tuxfamily.org/repository/5/i386"
	RPM="
compiz-1.0.0-5.i386.rpm
fedora-xgl-settings-0.0.1-2.noarch.rpm
gset-compiz-0.3.3-1.i386.rpm
libsvg-0.1.4-1.i386.rpm
libsvg-cairo-0.1.6-1.i386.rpm
xgl-hardware-list-1.0.0-2.noarch.rpm
xorg-x11-server-Xgl-1.1.99.1-3.i386.rpm"
fi

if [ $# -ge 1 ]; then
	if [ $1 = "-r" ] || [ $1 = "--remove" ]; then
		testRoot
		
		#Déconfigurer XGL :
		echo -e "\033[1;34m1) Remove configuration files...\033[0m "
		wget http://nicofo.tuxfamily.org/scripts/xgl/xgl-settings_FC5.tar.gz -O xgl-settings_FC5.tar.gz
		tar -xzf xgl-settings_FC5.tar.gz configureXgl
		sh configureXgl -r
		rm -f configureXgl xgl-settings_FC5.tar.gz
		
		#Supprimer les RPM installés :
		echo -e "\n\033[1;34m2) Uninstall XGL...\033[0m"
		RPM_R=$(echo "$RPM"|sed "s/-[0-9\.]\+-.*rpm$//")
		rpm -e $RPM_R
		rpm -e fedora-xgl-repository
		if [ -z "$(rpm -e glitz-glx glitz --test)" ]; then
			rpm -e glitz-glx glitz
		fi
		
		#Supprimer Beryl :
		if [ -f /usr/bin/beryl ]; then
			echo -en "\033[1;34m3) Do you want to remove Beryl as well [y/N] ?\033[0m"
			read res
			if [ "$res" == "y" ] || [ "$res" == "Y" ] ;then
				yum remove beryl\*
			fi
		fi
		
		echo -e "\n\033[1mUninstallation finished.\033[0m"
	else
		echo "Usage:"
		echo " installXGL               install and configure XGL and compiz,"
		echo " installXGL -r|--remove   uninstall XGL and compiz."
	fi
	exit 0
fi

testRoot

texte=(
"Installation of the XGL repository"
"Removal of the current version of compiz"
"Installation of XGL and compiz"
"Configuration of XGL for compiz and beryl"
)

N=${#texte[*]}		#nombre total d'étapes = nombre d'éléments dans $texte (ou : ${#texte[@]})
n=0			#étape actuelle (à partir de 0)

#$etat = status de l'étape précédente
#0=OK ; autre=KO ; -1=STOP ; -2=so (sans objet)
etat=0
erreur=""

avant="\033[2m"
actuel="\033[1;5;33;42m"
apres="\033[1;34m"
normal="\033[m"
ok="\033[1;32m[    OK    ]\033[0m"
ko="\033[1;31m[    KO    ]\033[0m"
so="\033[1;36m[Alrdy done]\033[0m"

stop()
{
	echo
	echo -e "\033[31m$erreur\033[0m"
	read -p "Installation cannot continue. Do you want to continue anyway [y/N] ? " res
	if [ ! "$res" == "y" ] && [ ! "$res" == "Y" ] ;then
		exit $n
	fi
	echo
	etat=0
	erreur=""
}

menu()
{
	#status : 0=OK ; autre=KO ; -1=STOP ; -2=so (sans objet)
	if [ $n -gt 0 ]; then
		status[$((n-1))]=$etat
	fi
	
	if [ $etat -eq -1 ]; then
		stop	
	fi
	
	clear

	for i in $(seq 0 $(($N-1))); do
		if [ $i -lt $n ]; then
			echo -en $avant
		elif [ $i -eq $n ]; then
			echo -en $actuel
		else
			echo -en $apres
		fi
	
		echo -n "$(($i+1))) ${texte[$i]}"
	
		if [ $i -lt $n ]; then
			echo -en "\033[500C\033[15D$normal"	#fin ligne
			if [ ${status[$i]} -eq 0 ]; then
				echo -e "$ok"
			elif [ ${status[$i]} -eq -2 ]; then
				echo -e "$so"
			else
				echo -e "$ko"
			fi
		else
			echo -e "$normal"
		fi
	done
	n=$(($n+1))
	echo ; echo
	
	erreur=""
	etat=0
}

#Installation du dépôt 'fedora-xgl' (pour les mises à jour p. ex.)
menu
if [ "$(rpm -q fedora-xgl-repository)" = "fedora-xgl-repository-1.0-3" ]; then
	etat=-2
else
	rpm -Uhv http://fedoraxgl.tuxfamily.org/repository/fedora-xgl-repository-1.0-3.noarch.rpm
	etat=$?
	sed -i "s#\$releasever#5#g" /etc/yum.repos.d/fedora-xgl.repo
fi


#Désinstallation de la version actuelle de compiz
menu
tmp=$(rpm -q compiz)
if [ $? -ne 0 ] || [ -n "$(echo $tmp|grep "^compiz-1.0.0-[45]$")" ] ; then
	etat=-2
else
	rpm -e compiz
	if [ $? -ne 0 ]; then 
		etat=-1; 
		erreur="Cannot remove the current version of compiz."
	fi
fi


#Installation de XGL et compiz
menu
if [ -n "$(rpm -q compiz|grep "^compiz-1.0.0-[45]$")" ] \
&& [ "$(rpm -q xorg-x11-server-Xgl)" = "xorg-x11-server-Xgl-1.1.99.1-3" ]; then
	etat=-2
else	#installation :

yum -y install glitz-glx
if [ $? -ne 0 ]; then
	erreur="Error while installing the dependencies (glitz-glx) of XGL."
	stop
fi

for file in $RPM; do
	wget $site/$file -c
	if [ ! -f ${file} ]; then
		erreur="Error while downloading '$site/$file'."
		stop
		break
	fi
done

rpm -Uhv $RPM --test >/dev/null 2>&1
if [ $? -eq 0 ]; then
	rpm -Uhv $RPM
	installOK=$?
else
	echo -e "\n\n\033[1;34mDependencies are needed to install XGL:\033[0m"
	rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-AL-CAPCOM
	yum install $RPM
	if [ -n "$(rpm -q compiz|grep "^compiz-1.0.0-[45]$")" ] \
	&& [ "$(rpm -q xorg-x11-server-Xgl)" = "xorg-x11-server-Xgl-1.1.99.1-3" ]; then
		installOK=0
	else
		installOK=1
	fi
fi
if [ $installOK -ne 0 ] ; then
	etat=-1
	erreur="Error at the installation of the RPM of XGL and compiz."
else
	rm -f $RPM
	if [ $ARCH = "64" ]; then
		mkdir /usr/lib/compiz	#sinon bug avec gset-compiz
	fi
fi

fi


#Configuration de XGL pour compiz et beryl
menu
wget http://nicofo.tuxfamily.org/scripts/xgl/xgl-settings_FC5.tar.gz -O xgl-settings_FC5.tar.gz
if [ ! -s xgl-settings_FC5.tar.gz ]; then
	erreur="Error while downloading 'http://nicofo.tuxfamily.org/scripts/xgl/xgl-settings_FC5.tar.gz'."
	etat=-1
else
	tar -xzf xgl-settings_FC5.tar.gz

#traduction en anglais de 'chooseCompositeWM'
FR=(
"texte=(.*)"
"Gestionnaire de fenêtres avec XGL"
"Quel gestionnaire de fenêtres voulez-vous avec XGL ?"
"--column=\"Gestionnaire de fenêtres\""
"Beryl n'est pas installé.*yum :"
"Voulez-vous appliquer la.*session."
"La modification aura lieu au prochain démarrage de votre session."
)

EN=(
"texte=(\"Compiz\" \"Beryl       (with beryl-manager)\" \"Beryl       (without beryl-manager)\" \"(No composite window manager)\")"
"Composite window manager with XGL"
"Which composite window manager do you want with XGL ?"
"--column=\"Window manager\""
"Beryl is not installed ! \\\nYou can install it using yum:"
"Do you want to apply the modification now ?\\\n\\\nOtherwise, the modification will take place with the next starting of your session."
"The modification will take place with the next starting of your session."
)

i=0
for fr in "${FR[@]}"; do 
#	echo "$fr -> ${EN[$i]}"
	sed -i "s/$fr/${EN[$i]}/" chooseCompositeWM
	i=$(($i+1))
done
	
	./configureXgl
	if [ $? -ne 0 ]; then etat=-1; fi
	rm -f xgl-settings_FC5.tar.gz $(tar -tf xgl-settings_FC5.tar.gz)
fi


#Fin
menu
if [ ! -f /usr/bin/beryl ]; then
	echo -e "\033[1;34m -------INFO-------------------------------------------------------------"
	echo -e " \033[1mCompiz\033[0;34m has been installed. But you can also install \033[1mBeryl\033[0;34m with yum :\n\t\033[1;47;30myum install beryl\033[0m"
	echo -e "\033[1;34m ------------------------------------------------------------------------\033[0m\n"
fi

echo -e "Installation finished. You can now launch a new GNOME, KDE or XFCE session and\nchoose \033[1mXGL\033[0m."
echo -e "At any time you can choose to use \033[1mCompiz\033[0m or \033[1mBeryl\033[0m through the Gnome/KDE menu -> Preferences/Settings -> \"XGL Window Manager\"."