#!/bin/bash

#
# Shared code for update_gsi_files scripts...
#

# (c) Pavel Janík <Pavel@Janik.cz>, 2007

#
# GetGSI ISO URL
#

GetGSI () {

    ISO=$1
    URL="$2"

    (
	cd /tmp
	rm -f GSI_${ISO}.sdf.*

	date >/tmp/GSI_${ISO}.log
	wget --passive-ftp --tries=3 --timeout=15 "${URL}" 2>>/tmp/GSI_${ISO}.log || {
	    echo "$ISO: ERROR - download!"
	    rm -f GSI_${ISO}.sdf.*
	}
    )

    [ -f /tmp/GSI_${ISO}.sdf.* ] && {
	gunzip -dc /tmp/GSI_${ISO}.sdf.* >/tmp/GSI_${ISO}.sdf 2>&1 || bunzip2 -c /tmp/GSI_${ISO}.sdf.* >/tmp/GSI_${ISO}.sdf 2>&1
	CheckGSI ${ISO}
	rm /tmp/GSI_${ISO}.sdf
    }

    [ -f /tmp/GSI_${ISO}.sdf.* ] && [ /tmp/GSI_${ISO}.sdf.* -nt GSI_${ISO}.sdf.* ] && {
	mv /tmp/GSI_${ISO}.sdf.* .

	# Add the current log at the end of respective GSI log file
	cat /tmp/GSI_${ISO}.log >> GSI_${ISO}.log
	echo "$ISO: NEW"
    }
}

#
# CheckGSI ISO
#

CheckGSI () {
    ISO=$1

    GSIISO=`head -n2 /tmp/GSI_${ISO}.sdf |tail -n1 | awk -F'	' '{print $10}'`

    [ "x$ISO" != "x${GSIISO}" ] && echo "$ISO: ERROR - CheckGSI!"
}