# HG changeset patch
# User Pascal Bellard <pascal.bellard@slitaz.org>
# Date 1302640000 -7200
# Node ID 73c42017a5a24ad7bf0b15306df6ec6a410fe539
# Parent  5db1f3648ed892353645d6df9dd13f5df7cf5e59
live.cgi: add meta tool

diff -r 5db1f3648ed8 -r 73c42017a5a2 live.cgi
--- a/live.cgi	Tue Apr 12 21:22:41 2011 +0200
+++ b/live.cgi	Tue Apr 12 22:26:40 2011 +0200
@@ -5,6 +5,17 @@
 # Copyright (C) 2011 SliTaz GNU/Linux - GNU gpl v3
 #
 
+if [ "$1" == "call" ]; then
+	case "$2" in
+	merge_cleanup)
+		mv -f $3.merged $3
+		for i in $4/*; do
+			umount -d $i
+		done
+		rm -rf $4
+		exit ;;
+	esac
+fi
 
 . /usr/bin/httpd_helper.sh
 
@@ -23,6 +34,29 @@
 
 TITLE="- Live"
 
+# Build arguments to create a meta iso using 'tazlito merge' command
+merge_args()
+{
+	tmp=$1
+	first=true
+	i=1
+	while [ -n "$(GET input$i)" ]; do
+		echo "$(stat -c "%s" $(GET input$i)) $(GET input$i) $(GET ram$i)"
+		$((i++))
+	done | sort -nr | while read size file ram; do
+		if $first; then
+			cp $file $(GET metaoutput)
+			echo -n "$ram $(GET metaoutput) "
+			first=false
+			continue
+		fi
+		dir=$tmp/$(basename $file)
+		mkdir $dir
+		mount -o loop,ro $file $dir
+		echo -n "$ram $dir/boot/rootfs.gz "
+	done
+}
+
 #
 # Commands executed in Xterm first
 #
@@ -43,6 +77,14 @@
 		$TERMINAL $TERM_OPTS \
 			-T "build loram iso" \
 			-e "tazlito build-loram $(GET input) $(GET loramoutput) $(GET type)" & ;;
+	*\ meta\ *)
+		tmp=/tmp/$(basename $0).$$
+		cleanup="sh $0 call merge_cleanup $(GET output) $tmp"
+		$TERMINAL $TERM_OPTS \
+			-T "build meta iso" \
+			-e "tazlito merge $(merge_args $tmp); \
+				gettext \"ENTER to quit\"; read i; \
+				$cleanup" & ;;
 esac
 
 #
@@ -139,6 +181,49 @@
 	<input type="submit" value="`gettext "Convert ISO to loram"`" />
 </form>
 
+<a name="meta"></a>
+<h4>`gettext "Buld a meta ISO"`</h4>
+<p>
+	`gettext "Combines several ISO flavors like nested Russian dolls.
+	The amount of RAM available at startup will be used to select the
+	utmost one."`
+</p>
+<form method="get" action="$SCRIPT_NAME#meta">
+	<table>
+EOT
+		i=""
+		while [ -n "$(GET addmeta)" ]; do
+			[ -n "$(GET input$i)" ] || break
+			j=$(($i + 1))
+			cat << EOT
+	<tr>
+	<td>`gettext "ISO number"` $j: $(GET input$i)
+	<input type="hidden" name="input$j" value="$(GET input$i)" /></td>
+	<td>`gettext "minimum RAM"`: $(GET ram$i)
+	<input type="hidden" name="ram$j" value="$(GET ram$i)" /></td>
+	</tr>
+EOT
+			i=$j
+		done
+		metaoutput="$(GET metaoutput)"
+		[ -n "$metaoutput" ] || metaoutput="/root/meta.iso"
+		
+		cat << EOT
+	<tr>
+	<td>`gettext "ISO to add"`
+	<input type="text" name="input" value="/root/" /></td>
+	<td>`gettext "minimum RAM"`
+	<input type="text" name="ram" value="128M" />
+	<input type="submit" name="addmeta" value="`gettext "Add to the list"`" /></td>
+	</tr>
+	<tr>
+	<td>`gettext "ISO to create"`
+	<input type="text" name="metaoutput" value="$metaoutput" /></td>
+	</tr>
+	</table>
+	<input type="submit" name="meta" value="`gettext "Build a meta ISO"`" />
+</form>
+
 EOT
 		;;
 esac