From 17434eb81da906912bc82f10ece2cd267bee7c27 Mon Sep 17 00:00:00 2001
From: Neerholt <vict3459@edu.sde.dk>
Date: Tue, 11 Aug 2020 15:30:34 +0200
Subject: [PATCH] v0.7.5 - Added helpers to support substr closetag function

---
 skolehjem/app/Helpers.php | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 skolehjem/app/Helpers.php

diff --git a/skolehjem/app/Helpers.php b/skolehjem/app/Helpers.php
new file mode 100644
index 0000000..562ef96
--- /dev/null
+++ b/skolehjem/app/Helpers.php
@@ -0,0 +1,26 @@
+<?php
+
+namespace App;
+
+class Helpers
+{
+    public static function closetags($html) {
+        preg_match_all('#<(?!meta|img|br|hr|input\b)\b([a-z]+)(?: .*)?(?<![/|/ ])>#iU', $html, $result);
+        $openedtags = $result[1];
+        preg_match_all('#</([a-z]+)>#iU', $html, $result);
+        $closedtags = $result[1];
+        $len_opened = count($openedtags);
+        if (count($closedtags) == $len_opened) {
+            return $html;
+        }
+        $openedtags = array_reverse($openedtags);
+        for ($i=0; $i < $len_opened; $i++) {
+            if (!in_array($openedtags[$i], $closedtags)) {
+                $html .= '</'.$openedtags[$i].'>';
+            } else {
+                unset($closedtags[array_search($openedtags[$i], $closedtags)]);
+            }
+        }
+        return $html;
+    }
+}