pre_install() {

	PHASE2_PPDS=/usr/share/cups/model/kyocera/
	PHASE3_PPDS=/usr/share/ppd/kyocera/


	if [ -d $PHASE2_PPDS  ]; then
	    rm -rvf $PHASE2_PPDS
	fi

	if [ -d $PHASE3_PPDS  ]; then
	    rm -rvf $PHASE3_PPDS
	fi
}

post_install() {
	xdg-icon-resource forceupdate --theme hicolor &> /dev/null

	ALTERNATE_PPD_DIRECTORY=/usr/share/cups/model/kyocera
	PRIMARY_PPD_DIRECTORY=/usr/share/ppd/kyocera/
	INSTALLED_PPD_DIRECTORY=/usr/share/kyocera9/ppd9

	mkdir -p $PRIMARY_PPD_DIRECTORY
	cp -r $INSTALLED_PPD_DIRECTORY/* $PRIMARY_PPD_DIRECTORY

	chmod 777 /usr/share/kyocera9
	chmod 755 /usr/bin/kyoPPDWrite_H

	if [ ! -h $ALTERNATE_PPD_DIRECTORY ]; then
	    ln -s $PRIMARY_PPD_DIRECTORY $ALTERNATE_PPD_DIRECTORY
	fi

	mime_line="application/postscript      application/vnd.cups-pdf 66  gstopdf"
	cups_conf='/etc/cups/local.convs'
	if [ -e $cups_conf ]; then
	    grep -q -F "$mime_line" $cups_conf || echo "$mime_line" >> $cups_conf
	else 
	    echo "$mime_line" > $cups_conf
	fi
	update-desktop-database -q
}

pre_upgrade() {
	pre_install
}

post_upgrade() {
	post_install
}

post_remove() {
	xdg-icon-resource forceupdate --theme hicolor &> /dev/null

	KYOCERA_CONFIG="/usr/share/kyocera9"

	uninstall_printers(){
	    files=`grep -l "kyofilter_H\|kyofilter_ras_H\|kyofilter_pdf_H" /etc/cups/ppd/* 2>/dev/null`
	    if [ ! -z "$files" ]; then
	        for file in ${files}; do
	            if matches $file .ppd; then
	                basefile=$(basename $file .ppd)
	                lpadmin -x $basefile
	            fi
	        done
	    fi
	}

	get_user_printer_list(){
	    # $1 is user
	    if [ -d $KYOCERA_CONFIG/$1  ]; then 
	        echo `ls $KYOCERA_CONFIG/$1`
	    fi
	}

	uninstall_kyocera_config_files(){
	    # $1 is user
	    # $2 is printer list
	    rm -rf "$KYOCERA_CONFIG/$1/"
	}

	uninstall_lpoptions_config_files(){
	    # $1 is user
	    # $2 is printer list

	    lp_options="/home/$1/.cups/lpoptions"

	    #echo "Editing lpoptions config file"
	    if [ ! -z $2 ]; then 
	        for printer in ${printers}; do
	            #echo "sed $base_printer $lp_options"
	            sed -i "s/\(Dest\|Default\) $base_printer.*//" $lp_options
	        done
	    fi
	}

	uninstall_config_files(){
	    #For each user, uninstall the config files in
	    #/usr/share/kyocera9/<username> and ~/.cups/lpoptions
	    if [ -d $KYOCERA_CONFIG ]; then
	        users=`ls $KYOCERA_CONFIG | grep -v 'ppd9\|appicon\|Python'`
	        if [ ! -z "$users" ]; then
	            for user in ${users}; do
	                is_appicon=`matches $user appicon.png`
	                is_python=`matches $user Python`
	                if [ ! $is_appicon ] && [ ! $is_python ] ;then
	                    printers=`get_user_printer_list $user`
	                    uninstall_kyocera_config_files $user $printers
	                    uninstall_lpoptions_config_files $user $printers
	                fi
	            done
	        fi
	    fi
	}

	{
	    rm -rf /usr/share/cups/model/kyocera
	    if [ -d /usr/share/ppd/kyocera ]; then
	        rm -rf "/usr/share/ppd/kyocera"
	    fi
	    if [ -d /usr/share/kyocera9/Python ]; then
	        rm -rf "/usr/share/kyocera9/Python"
	    fi
	}

	matches(){
	    input="$1"
	    pattern="$2"
	    echo "$input" | grep -q "$pattern"
	}


	uninstall_printers
	uninstall_config_files

	#echo ""
	update-desktop-database -q
}