From d943c8df8b93be4bcd14389525319ecb45220c5c Mon Sep 17 00:00:00 2001
From: fabs <fabs@ldsoft.dev>
Date: Fri, 11 Dec 2020 23:00:54 +0100
Subject: [PATCH] original

---
 music_tagmove     |  23 ++++++
 music_tagmove_lib | 194 ++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 217 insertions(+)
 create mode 100755 music_tagmove
 create mode 100644 music_tagmove_lib

diff --git a/music_tagmove b/music_tagmove
new file mode 100755
index 0000000..9f3b864
--- /dev/null
+++ b/music_tagmove
@@ -0,0 +1,23 @@
+#!/bin/bash
+
+scr_dir=$(dirname "$0")
+
+source "$scr_dir/music_tagmove_lib"
+
+
+
+source_dir="$1"
+dest_root="$2"
+
+cuesplit_all
+tagmove
+
+error yanigga
+error dududu
+
+if print_error_stack; then
+	exit 1
+else
+	exit 0
+fi
+
diff --git a/music_tagmove_lib b/music_tagmove_lib
new file mode 100644
index 0000000..d91cc49
--- /dev/null
+++ b/music_tagmove_lib
@@ -0,0 +1,194 @@
+#!/bin/zsh
+source bashcols
+
+if [[ -z $DIRECTORY_FORMAT ]]; then
+	DIRECTORY_FORMAT='$artist/$date $album'
+fi
+
+if [[ -z $FILE_FORMAT ]]; then
+	FILE_FORMAT='$track $title'
+fi
+
+
+global_errf=
+local_errf=
+
+declare -a global_error_stack=()
+
+function print_error_stack {
+	if [[ -n $global_errf ]]; then
+		>&2 red echo "ERROR STACK:"
+		for error_line in "${global_error_stack[@]}"; do
+			>&2 printf "%s\n" "$error_line"
+		done
+		true
+	else
+		>&2 green echo "EMPTY ERROR STACK"
+	fi
+	false
+}
+
+function info {
+	printf "%s %s\n" $(colthis cyan "[info]") "$*"
+}
+
+function error {
+	>&2 cyan echo -e "\n::: ENTER ERROR"
+	print_error_stack
+	global_errf=1
+	local_errf=1
+	current_error_line=$(printf "%s %s" $(colthis red "[error]") "$*")
+	global_error_stack+=( "$current_error_line" )
+	>&2 printf "%s %s\n" $(colthis green "[CURRENT]") "$current_error_line"
+	
+	print_error_stack
+	>&2 cyan echo "::: EXIT ERROR"
+}
+
+function clr_errf {
+	local_errf=
+}
+
+function read_tag {
+	clr_errf
+	local tag="$1"
+	local file="$2"
+	local result=$(ffprobe -loglevel error -show_entries format_tags="$tag" -of default=noprint_wrappers=1:nokey=1 "$file")
+	if [[ $? -ne 0 ]]; then
+		error "Reading tag \"$tag\" from \"$file\" failed (ffprobe failed)"
+		return
+	fi
+	if [[ -z $result ]]; then
+		error "Reading tag \"$tag\" from \"$file\" failed (result empty)"
+	fi
+	echo "$result"
+}
+
+function cuesplit_single {
+	clr_errf
+
+	local cue_file="$1"
+	local image_dir=$(dirname "$1")
+
+	green echo ":: ENTERING DIRECTORY \"$image_dir\""
+	cd "$image_dir" || (
+		error "Could not enter directory \"$image_dir\""
+		return
+	)
+
+	#shopt -s nullglob
+	local arr_flac=(*.flac)
+	local arr_cue=(*.cue)
+
+	if [[ ${#arr_flac[@]} -eq 0 ]]; then
+		error "No flac files found in directory \"$image_dir\""
+	fi
+
+	if [[ ${#arr_cue[@]} -eq 0 ]]; then
+		error "No cue files found in directory \"$image_dir\""
+	fi
+
+	if [[ -n $local_errf ]]; then
+		error "Aborting target \"$image_dir\""
+		return
+	fi
+
+	if [[ ${#arr_flac[@]} -gt 1 ]]; then
+		error "Multiple flac files found in directory \"$image_dir\":"
+		for flac_file in "${arr_flac[@]}"; do
+			echo -e "\t$flac_file"
+		done
+	fi
+
+	if [[ ${#arr_cue[@]} -gt 1 ]]; then
+		error "Multiple cue files found in directory \"$image_dir\":"
+		for cue_file in "${arr_cue[@]}"; do
+			echo -e "\t$cue_file"
+		done
+	fi
+
+	local flac=${arr_flac[0]}
+	local cue=${arr_cue[0]}
+
+
+	#### Make sure the cue file ends with a newline
+	#### cuebreakpoints can't handle it otherwise
+	echo >> "$cue"
+
+	if	cuebreakpoints "$cue" | shnsplit -o flac "$flac" || \
+		cuebreakpoints "$cue" | sed 's/$/0/' | shnsplit -o flac "$flac"; then
+		info "Tagging target \"$image_dir\""
+		if cuetag.sh "$cue" split-*.flac; then
+			info "Renaming source files"
+			mv "$cue" "$cue.ignore"
+			mv "$flac" "$flac.ignore"
+		else
+			error "Tagging failed for target \"$image_dir\""
+		fi
+	else
+		error "Splitting failed for target \"$image_dir\""
+	fi
+
+	cd - &>/dev/null
+}
+
+function cuesplit_all {
+	find "$source_dir" -type f -name "*.cue" | while read -r cue_file; do
+		cuesplit_single "$cue_file"
+	done
+}
+
+function mv_wrap {
+	echo "mv" "$@"
+}
+
+function tagmove_single {
+	file_name="$1"
+	artist=$(read_tag artist "$file_name")
+	date=$(read_tag date "$file_name")
+	album=$(read_tag album "$file_name")
+	track=$(read_tag track "$file_name")
+	title=$(read_tag title "$file_name")
+
+	if [[ -n $local_errf ]]; then
+		error "Error reading tags for file \"$file_name\""
+		return
+	else
+		if [[ $global_errf ]]; then
+			error "Global error flag set, not performing move on file \"$file_name\""
+			return
+		fi
+	fi
+
+	if [[ -z $artist ]] || \
+	   [[ -z $date   ]] || \
+	   [[ -z $album  ]] || \
+	   [[ -z $track  ]] || \
+	   [[ -z $title  ]]; then
+		error "At least one tag is empty for file \"$file_name\""
+		return
+	fi
+
+	# Set fixed width for track number
+	track=$(printf "%02d" "$track")
+
+	eval "dest_directory=\"$DIRECTORY_FORMAT\""
+	eval "dest_file=\"$FILE_FORMAT\""
+
+	mkdir -p "$dest_root/$dest_directory"
+	mv_wrap "$file_name" "$dest_root/$dest_directory/$dest_file.${filename##*.}"
+}
+	
+
+function tagmove {
+	if [[ -n $global_errf ]]; then
+		error "Encountered errors before executing tagmove, aborting. Resolve errors and rerun"
+		return
+	fi
+
+	find "$source_dir" -type f | while read -r file; do
+		if [[ $(file -b --mime-type "$file") =~ ^audio/ ]]; then
+			tagmove_single "$file"
+		fi
+	done
+}