bin/slugify: Add new (working) utility

1 files changed, 69 insertions, 0 deletions

diff --git a/bin/slugify b/bin/slugify
new file mode 100755
index 0000000..aa3b50a
--- /dev/null
+++ b/bin/slugify
@@ -0,0 +1,69 @@
+#!/bin/sh
+set -eu
+
+
+usage() {
+	cat <<-'EOF'
+		Usage:
+		  slugify < STDIN
+		  slugify -h
+	EOF
+}
+
+help() {
+	cat <<-'EOF'
+
+		Options:
+		  -h, --help    show this message
+
+
+		"slugify" the input string, removing diacritics and punctuation
+		from the string, on a best-effort basis.
+
+
+		Examples:
+
+		  Slugify the input string:
+
+		    $ echo 'Saçi-pererê, tomando açaí!!' | slugify
+		    saci-perere-tomando-acai
+	EOF
+}
+
+
+for flag in "$@"; do
+	case "$flag" in
+		--)
+			break
+			;;
+		--help)
+			usage
+			help
+			exit
+			;;
+		*)
+			;;
+	esac
+done
+
+while getopts 'h' flag; do
+	case "$flag" in
+		h)
+			usage
+			help
+			exit
+			;;
+		*)
+			usage >&2
+			exit 2
+	esac
+done
+shift $((OPTIND - 1))
+
+iconv -ct ASCII//TRANSLIT |
+	tr '[:upper:]' '[:lower:]' |
+	sed \
+		-e 's/[^a-z0-9]/-/g' \
+		-e 's/--*/-/g'       \
+		-e 's/^-//'          \
+		-e 's/-$//'