mirror of
https://github.com/Ponce/slackbuilds
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139 lines
3.2 KiB
Bash
139 lines
3.2 KiB
Bash
#!/bin/bash
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# extract-blood-data.sh - extract the game data from a mounted Blood
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# CD-ROM or (not mounted) .iso file in the current directory.
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# By B. Watson <urchlay@slackware.uk>, released under the WTPL: Do WTF you
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# want with this.
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if [ "$( id -u )" != "0" ]; then
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echo "$(basename $0) has to run as root because it needs to mount ISO images"
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exit 1
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fi
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# Copy the game data here
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DEST=${1:-./blood}
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DEST="$( readlink -f "$DEST" )"
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# Deal with filenames case-insensitively
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shopt -s nocaseglob
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# Return true if directory $1 is a valid copy of the game.
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contents_ok() {
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local mntpnt="$1"
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[ -e "$mntpnt/blood.ini"* ] && \
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[ -e "$mntpnt/data.z"* ] && \
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[ -e "$mntpnt/readme.txt"* ] && \
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head -n1 "$mntpnt/readme.txt"* | grep -q '^One Unit: WHOLE BLOOD(TM) v 1.21'
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return $?
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}
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# Try to find and mount a Blood ISO image, in the current directory.
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find_iso() {
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local mntpnt="$1"
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local iso
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mkdir -p "$mntpnt"
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for iso in *; do
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[ -e "$iso" ] || continue
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file -L --mime -b "$iso" | grep -qi 'iso.*9660' || continue
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echo -n "Trying '$iso'... "
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if /sbin/mount -o ro,loop -t iso9660 "$iso" "$mntpnt"; then
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if contents_ok "$mntpnt"; then
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echo "found One Unit Whole Blood ISO."
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return 0
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fi
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echo "mounted, but not a Blood ISO."
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/sbin/umount "$mntpnt"
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else
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echo "couldn't mount."
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fi
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done
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/sbin/umount "$mntpnt" &> /dev/null
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echo "Couldn't find One Unit Whole Blood ISO in $( pwd )"
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return 1
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}
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# Extract the data we need. We might be including a little more
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# that necessary here.
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extract_data() {
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local src="$1"
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local dst="$2"
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local tmpdir
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echo "Extracting and copying data from $src to $dst"
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mkdir -p "$dst"
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tmpdir="$( mktemp -d ${TMP:-/tmp}/bloodtmp.XXXXXX )"
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# most of the stuff we need is in data.z
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isextract x "$src/data.z"* "$tmpdir"
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cd "$tmpdir"
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cp -a *.rff* \
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*.dem* \
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*.art* \
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*.dat* \
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"$dst"
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cd -
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# ...but not all of it
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cp -a "$src/movie"* "$src/cryptic/"* "$src/blood.ini"* "$src/readme.txt"* "$dst"
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# get rid of unnecessary cruft not used by nblood
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rm -rf "$dst"/cryptic.exe* \
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"$dst"/movie/directx* \
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"$dst"/movie/amovie* \
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"$dst"/movie/_* \
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"$dst"/movie/*.exe* \
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"$dst"/movie/*.ins*
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find "$dst" -type f -exec chmod 644 {} \+
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chmod 755 "$dst/movie"*
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rm -rf "$tmpdir"
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}
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# main()
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if ! which isextract &>/dev/null; then
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echo "Can't find isextract on PATH. Please install it and re-run this script."
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exit 1
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fi
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# Try to find a mounted CD
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CDROM=""
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cat /proc/mounts | while read line; do
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t="$( echo "$line" | cut -d' ' -f3 )"
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m="$( echo "$line" | cut -d' ' -f2 )"
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if [ "$t" = "iso9660" ]; then
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echo -n "Trying mount point '$m'..."
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if contents_ok "$m"; then
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echo OK
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CDROM="$m"
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break
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fi
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echo "not a Blood CD"
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fi
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done
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if [ -n "$CDROM" ]; then
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echo "Found One Unit Whole Blood CD-ROM mounted on $CDROM"
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else
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CDROM="$( mktemp -d ${TMP:-/tmp}/bloodcd.XXXXXX )"
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RMTMP="$CDROM"
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if ! find_iso "$CDROM"; then
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echo "Couldn't find any game data"
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exit 1
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fi
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fi
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extract_data "$CDROM" "$DEST"
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if [ -n "$RMTMP" ]; then
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umount "$RMTMP" &>/dev/null
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rmdir "$RMTMP"
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fi
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