From 76f5872f5f739217caccc98ac185d8a5d24b1a95 Mon Sep 17 00:00:00 2001
From: sinanmohd <sinan@firemail.cc>
Date: Fri, 30 Jun 2023 11:26:22 +0530
Subject: vtoc.sh: initial commit, convert vcf to csv, replaces vtono.sh

---
 bin/vtoc.sh | 78 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100755 bin/vtoc.sh

(limited to 'bin/vtoc.sh')

diff --git a/bin/vtoc.sh b/bin/vtoc.sh
new file mode 100755
index 0000000..f2be2cb
--- /dev/null
+++ b/bin/vtoc.sh
@@ -0,0 +1,78 @@
+#!/bin/sh
+
+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 "$1" ] ||
+ [ "$(file --brief --dereference --mime-type "$1")" != "text/vcard" ]; then
+	die "no or invalid input"
+else
+	vcf="$1"
+	shift
+fi
+
+strings "$vcf" | while read -r line; do
+	case "$line" in
+	'FN:'*)
+		name="${line##*:}"
+		;;
+	'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" "$no" "$name"
+		;;
+	'END:VCARD')
+		nos=
+		;;
+	esac
+done
-- 
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