ctov: convert csv to vcf, initial commit

1 files changed, 82 insertions, 0 deletions

diff --git a/bin/ctov.sh b/bin/ctov.sh
new file mode 100755
index 0000000..018b70c
--- /dev/null
+++ b/bin/ctov.sh
@@ -0,0 +1,82 @@
+#!/bin/sh
+
+vfmt="BEGIN:VCARD\r\n\
+VERSION:3.0\r\n\
+N:%s;;;;\r\n\
+FN:%s\r\n\
+TEL;TYPE=CELL:%s\r\n\
+END:VCARD\r\n"
+
+die()
+{
+	: "${1:?}"
+
+	printf "\033[31;1merr: %b\033[0m\n" "$1" 1>&2
+	exit "${2:-1}"
+}
+
+usage()
+{
+	cat <<- EOF
+	Usage: ${0##*/} [options] [ contacts.csv ]
+	convert csv file to vcf file
+	Options:
+	  -h	show this help cruft
+	  -f	path to csv file
+
+	EOF
+}
+
+trimstr()
+{
+	# usage trimstr <string>
+	: "${1:?}"
+
+	_str="${1%"${1##*[![:space:]]}"}"
+	_str="${_str#"${_str%%[![:space:]]*}"}"
+
+	printf "%s" "$_str"
+	unset _str
+}
+
+makev()
+{
+	# usage makev <name> <no>
+	: "${1:?}"
+	: "${2:?}"
+	# shellcheck disable=SC2059
+	printf "$vfmt" "$1" "$1" "$2"
+}
+
+########
+# MAIN #
+########
+
+file=
+
+while getopts "hf:" f; do
+	case "$f" in
+	f)
+		file="$OPTARG"
+		;;
+	h)
+		usage
+		exit
+		;;
+	*)
+		usage
+		exit 1
+	esac
+done
+
+if [ -n "$file" ] &&
+ [ "$(file --brief --dereference --mime-type "$file")" != "application/csv" ]; then
+	die "input is not a csv file"
+fi
+
+while read -r entry; do
+	name=$(trimstr "${entry%%,*}")
+	no=$(trimstr "${entry#*,}")
+
+	makev "$name" "$no"
+done <"${file:-/dev/stdin}"