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[print_meta_flac] can now accept arguments that define which tags should be printed

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ayakael 2018-03-29 10:56:30 -04:00
parent a22a2d1575
commit 50b8612081
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GPG key ID: 575626A4AE5F4026
1 changed files with 13 additions and 4 deletions
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17
src/print_meta_flac
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@ -6,14 +6,23 @@
# print_meta_flac - Prints metadata of remote flac in FIELD=VALUE; format.
#
# USAGE
# print_meta_flac </path/to/flac>
# print_meta_flac </path/to/flac> [<field_1> <field_2> <...>]
#
# }
print_meta_flac() {
local FILE="${1}"
local FILE="${1}"; shift
local tagList=(${@})
[[ ! -f ${FILE} ]] && return 1
if [[ -f ${FILE} ]]; then
awk 'BEGIN{FS=": ";ORS=";"}{if($1 ~ /comment\[/){print $2}}' <<< $(metaflac --list --block-type=VORBIS_COMMENT "${FILE}") | sed 's|.$||'
local METADATA=$(awk 'BEGIN{FS=": ";ORS=";"}{if($1 ~ /comment\[/){print $2}}' <<< $(metaflac --list --block-type=VORBIS_COMMENT "${FILE}"))
if [[ -z "${tagList[@]}" ]]; then
echo -n ${METADATA} | sed 's|.$||'
else
for tag in ${tagList[@]}; do
local SEL_METADATA="${SEL_METADATA}$(awk -v tag=${tag} 'BEGIN{FS="=";RS=";";ORS=";"}{if($1==tag){print $0}}' <<< ${METADATA})"
done
echo -n "${SEL_METADATA}" | sed 's|.$||'
fi
}