From 620370f52b6ff396a469f15c38d2574b437ccace Mon Sep 17 00:00:00 2001
From: Alvie Rahman <alvierahman90@gmail.com>
Date: Sun, 13 Feb 2022 22:13:02 +0000
Subject: [PATCH] add internal link checker script

---
 internal_link_checker.sh | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100755 internal_link_checker.sh

diff --git a/internal_link_checker.sh b/internal_link_checker.sh
new file mode 100755
index 0000000..4f995c1
--- /dev/null
+++ b/internal_link_checker.sh
@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+# used to alert me if i've written a bad internal link or broken one by changing a header
+
+files="$(find $1 -name '*.html' -type f)"
+
+for filename in $files
+do
+	links="$(grep -oP '<a.*?>' -h $filename | grep -oP '(?<=href="\#).*?(?=")')"
+	ids="$(grep -oP '(?<=id=").*?(?=")' -h $filename)"
+
+	for link in $links
+	do
+		[[ "$ids" == *"$link"* ]] \
+			|| echo Found broken internal link in $filename: $link
+	done
+done