140 lines
2.3 KiB
Bash
Executable File
140 lines
2.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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# This is an attempt to replace xdg-open with something sane.
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usage() { printf '%s [-dhv] <uri/file>\n' "${0##*/}"; }
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usage() {
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cat <<- EOF
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sx-open [-dhv] <uri/file>
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Flags:
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-d Dry run
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-v Verbose
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-h Help
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EOF
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}
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act() {
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(( verbose )) && printf 'CMD: %s\n' "$*" >&2
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(( dry_run )) || { "$@"; return $?; }
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return 0
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}
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# handle_uri <res> <uri>
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# 1: cmd failed
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# 3: no handler
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handle_uri() {
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declare -n result=$1
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declare h cmd regex target=$2
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for h in "${uri_handlers[@]}"; do
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IFS='=' read cmd regex <<< "$h"
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if [[ "$target" =~ ${regex} ]]; then
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act ${cmd} "$target"; result=$?
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(( result )) && return 1
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return 0
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fi
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done
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return 3
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}
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# handle_file <res> <file>
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# 1: cmd failed
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# 2: no such file
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# 3: no handler
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handle_file() {
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declare -n result=$1
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declare m \
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target_mimetype charset \
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cmd regex \
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target=$2
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[[ -e "$target" ]] || return 3
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IFS=';' read target_mimetype charset <<< $( file -ib "$target" )
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for m in "${mime_handlers[@]}"; do
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IFS='=' read cmd regex <<< "$m"
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if [[ "$target_mimetype" =~ ${regex} ]]; then
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act ${cmd} "$target"; result=$?
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(( result )) && return 1
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return 0
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fi
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done
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return 3
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}
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# DSL
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uri() { uri_handlers+=( "$1=$2" ); }
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mime() { mime_handlers+=( "$1=$2" ); }
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is_uri() [[ $1 =~ ^[a-zA-Z][a-zA-Z0-9\+\.\-]+:.+ ]]
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main() {
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declare cmd_result target
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# Source the config file.
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cfg_file="$HOME/.config/sx-open.cfg"
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[[ -f "$cfg_file" ]] && { source "$cfg_file"; }
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while (( $# )); do
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case $1 in
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(-d)
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printf 'Dry run: not actually running the handler\n' >&2
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dry_run=1
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verbose=1
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;;
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(-h) usage; return 0;;
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(-v) verbose=1;;
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(--) shift; break;;
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(*) break;;
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esac
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shift
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done
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target=$1
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[[ "$target" ]] || { usage; exit; }
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# Treat file:// as local paths.
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[[ "$target" =~ ^file:(//)?(/.+) ]] && target=${BASH_REMATCH[2]}
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if [[ -e "$target" ]]; then
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[[ "$target" =~ ^/.* ]] || { target="${PWD}/${target}"; } # Turn relative paths to absolute ones.
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handle_file cmd_result "$target"
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elif is_uri "$target"; then
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handle_uri cmd_result "$target"
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else
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printf 'No such file or directory: %s\n' "$target" >&2
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return 2
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fi
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case $? in
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(1)
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printf 'Action failed with exit code: %s\n' "$cmd_result" >&2
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return 4
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;;
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(3)
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printf 'No handlers found\n' >&2
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return 3
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;;
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esac
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return 0
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}
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main "$@"
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