diff options
Diffstat (limited to '.config/nnn/plugins/.nmv')
| -rwxr-xr-x | .config/nnn/plugins/.nmv | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/.config/nnn/plugins/.nmv b/.config/nnn/plugins/.nmv new file mode 100755 index 0000000..37e887d --- /dev/null +++ b/.config/nnn/plugins/.nmv @@ -0,0 +1,180 @@ +#!/usr/bin/env bash + +# Description: An almost fully POSIX compliant batch file renamer +# +# Note: nnn auto-detects and invokes this plugin if available +# Whitespace is used as delimiter for read. +# The plugin doesn't support filenames with leading or trailing whitespace +# To use NNN_LIST your shell must support readlink(1) +# +# Capabilities: +# 1. Basic file rename +# 2. Detects order change +# 3. Can move files +# 4. Can remove files +# 5. Switch number pairs to swap filenames +# +# Shell: bash +# Author: KlzXS + +EDITOR="${EDITOR:-vi}" +TMPDIR="${TMPDIR:-/tmp}" +NNN_INCLUDE_HIDDEN="${NNN_INCLUDE_HIDDEN:-0}" +VERBOSE="${VERBOSE:-0}" +RECURSIVE="${RECURSIVE:-0}" + +case "$NNN_TRASH" in + 1) + RM_UTIL="trash-put" ;; + 2) + RM_UTIL="gio trash" ;; + *) + RM_UTIL="rm -ri" ;; +esac + +selection=${NNN_SEL:-${XDG_CONFIG_HOME:-$HOME/.config}/nnn/.selection} +exit_status=0 + +dst_file=$(mktemp "$TMPDIR/.nnnXXXXXX") + +if [ -s "$selection" ]; then + printf "Rename 'c'urrent / 's'election? " + read -r resp + + if ! [ "$resp" = "c" ] && ! [ "$resp" = "s" ]; then + exit 1 + fi +fi + +if [ "$resp" = "s" ]; then + arr=$(tr '\0' '\n' < "$selection") +else + findcmd="find . ! -name ." + + if [ "$RECURSIVE" -eq 0 ]; then + findcmd="$findcmd -prune" + fi + + if [ "$NNN_INCLUDE_HIDDEN" -eq 0 ]; then + findcmd="$findcmd ! -name \".*\"" + fi + + if [ -z "$NNN_LIST" ]; then + findcmd="$findcmd -print" + else + findcmd="$findcmd -printf "'"'"$NNN_LIST/%P\n"'"' + fi + + arr=$(eval "$findcmd" | sort) +fi + +lines=$(printf "%s\n" "$arr" | wc -l) +width=${#lines} + +printf "%s" "$arr" | awk '{printf("%'"${width}"'d %s\n", NR, $0)}' > "$dst_file" + +items=("~") +while IFS='' read -r line; do + if [ -n "$NNN_LIST" ]; then + line=$(readlink "$line" || printf "%s" "$line") + fi + + items+=("$line"); +done < <(printf "%s\n" "$arr") + +$EDITOR "$dst_file" + +while read -r num name; do + if [ -z "$name" ]; then + if [ -z "$num" ]; then + continue + fi + + printf "%s: unable to parse line, aborting\n" "$0" + exit 1 + fi + + # check if $num is an integer + if [ ! "$num" -eq "$num" ] 2> /dev/null; then + printf "%s: unable to parse line, aborting\n" "$0" + exit 1 + fi + + src=${items[$num]} + + if [ -z "$src" ]; then + printf "%s: unknown item number %s\n" "$0" "$num" > /dev/stderr + continue + elif [ "$name" != "$src" ]; then + if [ -z "$name" ]; then + continue + fi + + if [ ! -e "$src" ] && [ ! -L "$src" ]; then + printf "%s: %s does not exit\n" "$0" "$src" > /dev/stderr + + unset "items[$num]" + continue + fi + + # handle swaps + if [ -e "$name" ] || [ -L "$name" ]; then + tmp="$name~" + c=0 + + while [ -e "$tmp" ] || [ -L "$tmp" ]; do + c=$((c+1)) + tmp="$tmp~$c" + done + + if mv "$name" "$tmp"; then + if [ "$VERBOSE" -ne 0 ]; then + printf "'%s' -> '%s'\n" "$name" "$tmp" + fi + else + printf "%s: failed to rename %s to %s: %s\n" "$0" "$name" "$tmp" "$!" > /dev/stderr + exit_status=1 + fi + + for key in "${!items[@]}"; do + if [ "${items[$key]}" = "$name" ]; then + items[$key]="$tmp" + fi + done + fi + + dir=$(dirname "$name") + if [ ! -d "$dir" ] && ! mkdir -p "$dir"; then + printf "%s: failed to create directory tree %s\n" "$0" "$dir" > /dev/stderr + exit_status=1 + elif ! mv -i "$src" "$name"; then + printf "%s: failed to rename %s to %s: %s\n" "$0" "$name" "$tmp" "$!" > /dev/stderr + exit_status=1 + else + if [ -d "$name" ]; then + for key in "${!items[@]}"; do + items[$key]=$(printf "%s" "${items[$key]}" | sed "s|^$src\(\$\|\/\)|$name\1|") + done + + if [ "$VERBOSE" -ne 0 ]; then + printf "'%s' => '%s'\n" "$src" "$name" + fi + else + true + if [ "$VERBOSE" -ne 0 ]; then + printf "'%s' -> '%s'\n" "$src" "$name" + fi + fi + fi + fi + + unset "items[$num]" +done <"$dst_file" + +unset "items[0]" +for item in "${items[@]}"; do + $RM_UTIL "$item" +done + +rm "$dst_file" +exit $exit_status |