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nify the handler functions

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Signed-off-by: fbt <fbt@fleshless.org>
This commit is contained in:
Jack L. Frost 2018-07-27 17:35:51 +03:00
parent f68c9e817b
commit a77e18d908
1 changed files with 29 additions and 50 deletions
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75
sx-open
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@ -18,53 +18,36 @@ act() {
return 0
}
# handle_uri <res> <uri>
# handle_target <res> <uri>
# 1: cmd failed
# 3: no handler
handle_uri() {
handle_target() {
declare -n result=$1
declare h cmd regex target=$2
set -- "${uri_handlers[@]}"
while (( $# )); do
cmd=$1; regex=$2
if [[ "$target" =~ $regex ]]; then
act ${cmd} "$target"; result=$?
(( result )) && return 1
return 0
fi
shift 2
done
return 3
}
# handle_file <res> <file>
# 1: cmd failed
# 2: no such file
# 3: no handler
handle_file() {
declare -n result=$1
declare m \
target_mimetype charset \
cmd regex \
declare h cmd regex target_is_file target target_left
target_is_file=0
target=$2
target_left=$target
[[ -e "$target" ]] || return 3
if [[ -e "$target" ]]; then
target_is_file=1
[[ "$target" =~ ^/.* ]] || { target="${PWD}/${target}"; } # Turn relative paths to absolute ones.
IFS=';' read target_mimetype charset <<< $( file -ib "$target" )
target_left=$target_mimetype
set -- "${mime_handlers[@]}"
elif is_uri "$target"; then
set -- "${uri_handlers[@]}"
else
return 2
fi
while (( $# )); do
cmd=$1; regex=$2
cmd=( $1 ); regex=$2
if [[ "$target_mimetype" =~ $regex ]]; then
act ${cmd} "$target"; result=$?
if [[ "$target_left" =~ $regex ]]; then
act "${cmd[@]}" "$target"; result=$?
(( result )) && return 1
return 0
@ -89,7 +72,7 @@ mime() {
declare r handler=$1; shift
for r in "$@"; do
uri_handlers+=( "$handler" "$r" )
mime_handlers+=( "$handler" "$r" )
done
}
@ -130,25 +113,21 @@ main() {
# Treat file:// as local paths.
[[ "$target" =~ ^file:(//)?(/.+) ]] && target=${BASH_REMATCH[2]}
if [[ -e "$target" ]]; then
[[ "$target" =~ ^/.* ]] || { target="${PWD}/${target}"; } # Turn relative paths to absolute ones.
handle_file cmd_result "$target"
elif is_uri "$target"; then
handle_uri cmd_result "$target"
else
printf 'No such file or directory: %s\n' "$target" >&2
return 2
fi
handle_target cmd_result "$target"
case $? in
(1)
printf 'Action failed with exit code: %s\n' "$cmd_result" >&2
printf 'Action failed with exit code: “%s”\n' "$cmd_result" >&2
return 4
;;
(2)
printf 'No such file or directory: “%s”\n' "$target" >&2
return 2
;;
(3)
printf 'No handlers found\n' >&2
printf 'No handlers found for “%s”\n' "$target" >&2
return 3
;;
esac