94 lines
3.0 KiB
Bash
Executable File
94 lines
3.0 KiB
Bash
Executable File
#!/bin/bash
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#
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# trash — move files to the Trash following the FreeDesktop.org Trash Spec 1.0.
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#
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# Chooses the correct trash directory regardless of distro / desktop:
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# * Items on the same filesystem as $HOME go to the "home trash":
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# ${XDG_DATA_HOME:-$HOME/.local/share}/Trash
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# * Items on a different filesystem go to a top-dir trash on that mount:
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# <mount>/.Trash/$uid (if it is a valid, sticky, non-symlink dir)
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# <mount>/.Trash-$uid (fallback, always valid to create)
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#
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# Also writes the matching .trashinfo metadata so file managers actually
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# display and can restore the trashed items.
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trash() {
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local uid=$UID
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local home_trash="${XDG_DATA_HOME:-$HOME/.local/share}/Trash"
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local home_top
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home_top=$(df --output=target -- "$HOME" 2>/dev/null | tail -n 1)
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local item abs top trash_dir files_dir info_dir base stem ext candidate n
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local deletion_date info_path
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for item in "$@"; do
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if [ ! -e "$item" ] && [ ! -L "$item" ]; then
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echo "Error: '$item' does not exist." >&2
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continue
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fi
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# Resolve to an absolute path for the .trashinfo Path field.
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abs=$(readlink -f -- "$item") || abs=$item
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# Decide which trash to use based on the filesystem the item lives on.
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top=$(df --output=target -- "$item" 2>/dev/null | tail -n 1)
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if [ -z "$top" ] || [ "$top" = "$home_top" ]; then
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trash_dir=$home_trash
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else
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if [ -d "$top/.Trash" ] && [ ! -L "$top/.Trash" ] &&
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[ "$(( $(stat -c %a -- "$top/.Trash" 2>/dev/null || echo 0) & 3777 ))" -eq 1777 ]; then
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trash_dir="$top/.Trash/$uid"
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else
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trash_dir="$top/.Trash-$uid"
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fi
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# If we can't create a top-dir trash on this mount (e.g. read-only /
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# root or restricted top dir), fall back to the home trash, which is
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# always writable. This matches what GVFS does.
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if ! mkdir -p -- "$trash_dir/files" "$trash_dir/info" 2>/dev/null; then
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trash_dir=$home_trash
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fi
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fi
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files_dir=$trash_dir/files
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info_dir=$trash_dir/info
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if ! mkdir -p -- "$files_dir" "$info_dir"; then
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echo "Error: cannot create trash dir '$trash_dir' for '$item'." >&2
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continue
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fi
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# Pick a unique name, preserving the extension (and handling none).
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base=$(basename -- "$item")
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if [[ $base == *.* ]]; then
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stem=${base%.*}
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ext=.${base##*.}
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else
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stem=$base
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ext=
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fi
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candidate=$base
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n=1
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while [ -e "$files_dir/$candidate" ] || [ -e "$info_dir/$candidate.trashinfo" ]; do
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candidate=${stem}_$n$ext
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n=$((n + 1))
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done
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# Write the .trashinfo first; if mv fails, remove it to stay consistent.
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deletion_date=$(date +%Y-%m-%dT%H:%M:%S)
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info_path=$info_dir/$candidate.trashinfo
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{
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printf '[Trash Info]\n'
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printf 'Path=%s\n' "$abs"
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printf 'DeletionDate=%s\n' "$deletion_date"
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} > "$info_path"
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if mv -f -- "$item" "$files_dir/$candidate"; then
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echo "Moved '$item' to '$files_dir/$candidate'"
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else
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echo "Error: failed to move '$item'." >&2
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rm -f -- "$info_path"
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fi
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done
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}
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trash "$@" |