newapkbuild: support for creating new from http source

newapkbuild http://example.com/path/foo-1.0.tar.gz
will set
pkgname=foo
pkgver=1.0
source="http://example.com/path/foo-1.0.tar.gz"

newapkbuild.in

@@ -18,13 +18,24 @@ error() {
 	echo "$@" >&2
 }
 
+is_url() {
+	case "$1" in
+	http://*|ftp://*) return 0;;
+	esac
+}
+
+	
 # create new aport from templates
 newaport() {
-	local newname="$1"
+	local newname="${1##*/}"
 	local pn=${newname%-[0-9]*}
 	local pv
+	local source=
+	is_url "$1" && source="$1"
+
 	if [ "$pn" != "$newname" ]; then
 		pv=${newname#$pn-}
+		pv=${pv%.t*} #strip .tar.gz .tgz .tar.bz2 etc
 	fi
 	if [ -e "$pn"/APKBUILD ] && [ -z "$force" ]; then
 		error "$pn/APKBUILD already exist"
@@ -38,6 +49,9 @@ newaport() {
 		-e "s/^pkgname=.*/pkgname=$pn/" \
 		-e "s/^pkgver=.*/pkgver=$pv/" \
 		"$datadir"/sample.APKBUILD > APKBUILD || return 1
+	if [ -n "$source" ]; then
+		sed -i -e "/^source=/s|=.*|=\"$source\"|" APKBUILD || return 1
+	fi
 	#-e '1,/^\#$/d' \
 	if [ -n "$cpinitd" ]; then
 		cp "$datadir"/sample.initd $pn.initd