add checksum calculation

diff --git a/albentohandy b/albentohandy
index fd363fbedf4c54c27874c4b87c3a1e2fab1b1ef7..dfdb1a93b6c26c85c8fc37a0a7e4e3621df28aad 100755 (executable)
--- a/albentohandy
+++ b/albentohandy
@@ -123,10 +123,28 @@ execute_program()
        execute "$workdir" || return $?
 }
 
+checksum()
+{
+       local workdir="$1"
+       local checksum="$2"
+
+       [ "$checksum" == "true" ] || return 0
+
+       cd "$workdir" || return 1
+       find . -type f \
+               | sort \
+               | sed '/checksum/d' \
+               | xargs sha256sum > checksum.sha256
+       sha256sum --status --check checksum.sha256 \
+               || errlog "checksum failed" \
+               || return $?
+}
+
 convert_process()
 {
        local format="$1"
        local cover="$2"
+       local checksum="$3"
        local workdir="work.$$"
 
        [ -f "albumlist" ] \
@@ -136,12 +154,14 @@ convert_process()
        execute_program "$format.sh" "$workdir" || return $?
        cleanup_cover "$workdir" "$cover" || return $?
        [ "$format" != "flac" ] && cleanup_flac "$workdir"
+       checksum "$workdir" "$checksum" || return $?
 }
 
 main()
 {
        local format=${format:="vorbis"}
        local cover="false"
+       local checksum="false"
 
        check_programms || return $?
        load_config || return $?
@@ -150,18 +170,19 @@ main()
                || errlog "missing MUSICPATH" \
                || return $?
 
-       while getopts "3kfho" optname; do
+       while getopts "3cfhko" optname; do
                case "$optname" in
                "3") format="mp3" ;;
-               "k") cover="true" ;;
+               "c") checksum="true" ;;
                "f") format="flac" ;;
                "h") usage && return 0 ;;
+               "k") cover="true" ;;
                "o") format="opus" ;;
                "*") echo "unkwnon parameter" ;;
                esac
        done
 
-       convert_process "$format" "$cover" || return $$
+       convert_process "$format" "$cover" "$checksum" || return $?
 }
 
 main "$@"