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2ca4d865b2
Most variables were, but a few were not declared as local, and hence leaked into the calling environment every time someone tab-completed the `gio` command. Signed-off-by: Philip Withnall <pwithnall@endlessos.org> Fixes: #2275
123 lines
3.7 KiB
Plaintext
123 lines
3.7 KiB
Plaintext
#
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# Copyright (C) 2018 Red Hat, Inc.
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#
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# This library is free software; you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as
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# published by the Free Software Foundation; either version 2.1 of the
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# licence, or (at your option) any later version.
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#
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# This is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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# License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with this library; if not, see <http://www.gnu.org/licenses/>.
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#
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# Check for bash
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[ -z "$BASH_VERSION" ] && return
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####################################################################################################
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# Check whether the suggestions have common prefix (i.e. suggestions won't be
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# shown and prefix will be completed first)
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__gio_has_common_prefix() {
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local i
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for (( i = 1; i < ${#COMPREPLY[@]}; i++ )); do
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if [[ "${COMPREPLY[i-1]:${#cur}:1}" != "${COMPREPLY[i]:${#cur}:1}" ]]; then
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return 1 # False
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fi
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done
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return 0 # True
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}
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# Complete file location
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__gio_location() {
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# Prevent breaking on colons, we have to work with uris
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local cur
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_get_comp_words_by_ref -n : cur
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# Resolve dirname for dir listing
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local dir=""
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if [[ $cur =~ "/"$ ]]; then
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dir="$cur"
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elif [[ $cur =~ "/" ]]; then
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# Subtract basename because dirname cmd doesn't work well with schemes
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dir=${cur%$(basename "$cur")}
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fi
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# List volumes and mounts
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local mounts=( )
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local mount
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while IFS=$'\n' read mount; do
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# Do not care about local mounts
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[[ "$mount" =~ ^"file:" ]] && continue
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# Use only matching mounts
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[[ "$mount" =~ ^"$cur" && "$mount" != "$cur" ]] && mounts+=("$mount")
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done < <(gio mount -li | sed -n -r 's/^ *(default_location|activation_root)=(.*)$/\2/p' | sort -u)
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# Workaround to unescape dir name (e.g. "\ " -> " ")
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local -a tmp="( ${dir} )"
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local unescaped_dir="${tmp[0]}"
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# List files
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local files=()
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local names=()
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local name size type
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while IFS=$'\t' read name size type; do
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# Escape name properly
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local escaped_name="$(printf "%q" "$name")"
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# Append slash for directories and space for files
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if [[ "$type" == "(directory)" ]]; then
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escaped_name="$escaped_name/"
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else
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escaped_name="$escaped_name "
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fi
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local path="$dir$escaped_name"
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# Use only matching paths
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if [[ "$path" =~ ^"$cur" ]]; then
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files+=("$path")
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names+=("$escaped_name")
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fi
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done < <(gio list -hl "$unescaped_dir" 2> /dev/null)
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COMPREPLY=("${files[@]}" "${mounts[@]}")
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# Workaround to show suggestions as basenames only
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if ! __gio_has_common_prefix; then
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COMPREPLY=("${mounts[@]} ${names[@]}")
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# Workaround to prevent overwriting suggestions, it adds empty
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# suggestion, otherwise names with colons will be corrupted
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COMPREPLY+=(" ")
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return 0
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fi
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# Workaround to complete names with colons, it removes colon prefix from
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# COMPREPLY
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__ltrim_colon_completions "$cur"
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}
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__gio() {
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# Complete subcommands
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if (( ${COMP_CWORD} == 1 )); then
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COMPREPLY=($(compgen -W "help version cat copy info launch list mime mkdir monitor mount move open rename remove save set trash tree" -- "${COMP_WORDS[1]}"))
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compopt +o nospace
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return 0
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fi
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# Complete file locations
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__gio_location
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}
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####################################################################################################
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complete -o nospace -F __gio gio
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