158 lines
3.6 KiB
Bash
Executable File
158 lines
3.6 KiB
Bash
Executable File
#!/bin/bash
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# saner programming env: these switches turn some bugs into errors
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set -o errexit -o pipefail -o noclobber -o nounset
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source="-"
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dest="-"
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verbose=true
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help=false
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GetOptions() {
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# https://stackoverflow.com/a/29754866
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! getopt --test > /dev/null
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if [[ ${PIPESTATUS[0]} -ne 4 ]]; then
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VerboseOutput "Fatal" "\`getopt --test\` failed"
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echo "Sorry, It seems that your shell is not supported"
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echo "If you're using mac or another unix-like system, please install GNU getopt"
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exit 1
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fi
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# Parsing style without -s or -d
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source=${*: -2:1}
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dest=${*: -1:1}
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OPTIONS=s:d:vh
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LONGOPTS=source:,dest:,verbose,help
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# -use ! and PIPESTATUS to get exit code with errexit set
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# -temporarily store output to be able to check for errors
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# -activate quoting/enhanced mode (e.g. by writing out “--options”)
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# -pass arguments only via -- "$@" to separate them correctly
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! PARSED=$(getopt --options=$OPTIONS --longoptions=$LONGOPTS --name "$0" -- "$@")
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if [[ ${PIPESTATUS[0]} -ne 0 ]]; then
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# e.g. return value is 1
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# then getopt has complained about wrong arguments to stdout
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Usage
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exit 2
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fi
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# read getopt’s output this way to handle the quoting right:
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eval set -- "$PARSED"
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verbose=false
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# now enjoy the options in order and nicely split until we see --
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while true; do
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case "$1" in
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-v|--verbose)
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verbose=true
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shift
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;;
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-h|--help)
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help=true
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shift
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;;
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-s|--source)
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source="$2"
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shift 2
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;;
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-d|--dest)
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dest="$2"
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shift 2
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;;
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--)
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shift
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break
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;;
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*)
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echo "Programming error"
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return 3
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;;
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esac
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done
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}
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Usage() {
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echo ""
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echo "Usage:"
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echo "music-sync <options> -s|--source <source> -d|--dest <destination>"
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echo "music-sync <options> <source> <destination>"
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echo ""
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echo "Syncronises music from one folder to another."
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echo ""
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echo "Options:"
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echo " -s, --source <source> The source folder of the music"
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echo " -d, --dest <destination> The destionation folder of the music"
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echo " -v, --verbose Enable verbose output"
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echo " -h, --help Display this help text"
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echo ""
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}
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VerboseOutput() {
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if [[ "$verbose" = true ]]; then
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echo "[$1] $2" >&2
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fi
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}
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CreateFileList() {
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# ${1} /mnt/hdd/Example-Artist/Example-Album
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# ${2} /mnt/mtp/Example-Artist/Example-Album
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# ${3} Example-Artist/Example-Album/
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IFS=""
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sourcepath="${1}/*"
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for file in $sourcepath; do
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relfile="${file#"$1/"}"
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if [[ -d "${1}/$relfile" ]]; then
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newdir="${3}/$relfile"
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newdir=${newdir#"/"}
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VerboseOutput "Info" "Entering $newdir"
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CreateFileList "${1}/$relfile" "${2}/$relfile" "$newdir"
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elif [[ ! -f "${2}/$relfile" || "${2}/$relfile" -nt "${1}/$relfile" ]]; then
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echo ${3}/$relfile >> /tmp/music-sync-filelist
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VerboseOutput "Info" "Added: ${3}/${relfile}"
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fi
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done
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}
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ConvertFiles() {
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mkdir -p /tmp/converted
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while read -r line
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do
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VerboseOutput "Info" "Converting $line"
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if [[ "/tmp/converted/$line" = */* ]]; then
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mkdir -p "/tmp/converted/${line%/*}";
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fi;
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lame -q 0 -b 192 $source/$line /tmp/converted/$line 1>/dev/null 2>/dev/null
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VerboseOutput "Info" "Converted $line"
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done < "/tmp/music-sync-filelist"
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}
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CopyFiles() {
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while read -r line
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do
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VerboseOutput "Info" "Copy $line"
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if [[ "$dest/$line" = */* ]]; then
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mkdir -p "$dest/${line%/*}";
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fi;
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cp -f $source/$line $dest/$line # 1>/dev/null 2>/dev/null
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done < "/tmp/music-sync-filelist"
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VerboseOutput "Info" "Copied $line"
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}
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CleanUp() {
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VerboseOutput "Info" "Cleaning Up"
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rm "/tmp/music-sync-filelist"
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rm "/tmp/converted"
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VerboseOutput "Info" "Done"
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}
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GetOptions $@
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if [[ "$help" == true ]]; then
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Usage
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exit
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fi
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CreateFileList $source $dest ""
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ConvertFiles
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CopyFiles
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CleanUp |