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#!/bin/sh
usage()
{
cat <<- EOF
Usage: ${0##*/} [options] [ contacts.vcf ]
convert vcf file to csv file
Options:
-h show this help cruft
EOF
}
die()
{
: "${1:?}"
printf "\033[31;1merr: %b\033[0m\n" "$1" 1>&2
exit "${2:-1}"
}
warn()
{
: "${1:?}"
printf "\033[33;1mwarn: %b\033[0m\n" "$*" 1>&2
}
########
# MAIN #
# ######
name=
no=
vcf=
nos=
if [ -z "$1" ] || [ "$1" = "-h" ] || [ "$1" = "--help" ]; then
usage
exit
elif [ "$(file --brief --dereference --mime-type "$1")" != "text/vcard" ]; then
die "input is not a vcf file"
else
vcf="$1"
shift
fi
strings "$vcf" | while read -r line; do
case "$line" in
'FN:'*)
name="${line##*:}"
case "$name" in
*,*)
name="$(printf "%s" "$name" | tr -d ',')"
;;
esac
;;
'TEL;TYPE='*':'*)
# avoid repetitions in same vacrd entry
no="${line##*:}"
case "$nos" in
*"$no"*)
continue
;;
esac
nos="${nos}:${no}"
# make sure $no is E.164-formatted
case "$no" in
*-*)
no="$(printf "%s" "$no" | tr -d '-')"
;;
esac
case "$no" in
+[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9])
# gotta go fast \+[0-9]{12}
;;
+974[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]) # qatar
# gotta go fast \+974{8}
;;
*)
warn "illegal format: ${name}, ${no}"
continue;
;;
esac
[ "$1" = "-w" ] &&
continue
[ -n "$no" ] &&
printf "%s, %s\n" "$name" "$no"
;;
'END:VCARD')
nos=
;;
esac
done
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