Fix src builds

Fix filename_from_uri call
Ensure remote sources are fetched
Include remote sources in source package
Include pre/post scripts
Include trigger scripts

abuild.in

@@ -1596,13 +1596,31 @@ rootpkg() {
 }
 
 srcpkg() {
+	echo "Ensuring source is fetched"
+	fetch
 	getpkgver || return 1
 	local p="$pkgname-$pkgver-$pkgrel"
 	local prefix="${startdir##*/}"
 	local i files="$prefix/APKBUILD"
 	for i in $source; do
-		files="$files $prefix/$(filename_from uri $i)"
+		echo "Packaging source file: $i"
+		if [ ! -e $(filename_from_uri $i) ]; then
+			cp $srcdir/$(filename_from_uri $i) $(filename_from_uri $i)
+		fi
+		files="$files $prefix/$(filename_from_uri $i)"
 	done
+
+	for i in $install; do
+		echo "Packaging install file: $i"
+		files="$files $prefix/$i"
+	done
+
+	for i in $triggers; do
+		local f=${i%=*}
+		echo "Packaging trigger file: $f"
+		files="$files $prefix/$f"
+	done
+
 	mkdir -p "$PKGDEST"
 	msg "Creating source package $p.src.tar.gz..."
 	(cd .. && tar -zcf "$PKGDEST/$p.src.tar.gz" $files)