From ed728833da1088e3a5f35a342ad0720a740bf197 Mon Sep 17 00:00:00 2001
From: Kumi <git@kumi.email>
Date: Wed, 31 Aug 2022 09:21:49 +0000
Subject: [PATCH] Remove HTML tags from questions and answers

---
 import_cli.php | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/import_cli.php b/import_cli.php
index 2143b04..7446c15 100644
--- a/import_cli.php
+++ b/import_cli.php
@@ -133,6 +133,31 @@ if (!$fullname) {
     $fullname = $shortname;
 }
 
+$questionfile = $path . DIRECTORY_SEPARATOR . "questions.xml";
+
+if (file_exists($questionfile)) {
+    $questions = new DOMDocument();
+    $questions->load($questionfile);
+
+    $questions->save($questionfile . ".bak");
+
+    $questionsection = $questions->documentElement->getElementsByTagName("questions")->item(0);
+
+    foreach ($questionsection->getElementsByTagName("question") as $question) {
+        $questiontext = $question->getElementsByTagName("questiontext")->item(0);
+        $newquestiontext = strip_tags(html_entity_decode($questiontext->textContent));
+        $questiontext->nodeValue = htmlentities($newquestiontext, ENT_XML1);
+
+        foreach ($question->getElementsByTagName("answer") as $answer) {
+            $answertext = $answer->getElementsByTagName("answertext")->item(0);
+            $newanswertext = strip_tags(html_entity_decode($answertext->textContent));
+            $answertext->nodeValue = htmlentities($newanswertext, ENT_XML1);
+        }
+    }
+
+    $questions->save($questionfile);
+}
+
 if (!$course && $DB->get_record('course', array('category' => $category->id, 'shortname' => $shortname))) {
     $matches = NULL;
     preg_match('/(.*)_(\d+)$/', $shortname, $matches);