From 0a0d2dcf2209ee28728e816a7b20856f45e3c99a Mon Sep 17 00:00:00 2001
From: Tomasz Muras <tm@enovation.ie>
Date: Tue, 14 Jul 2020 17:08:44 +0200
Subject: [PATCH] Prevent uninitialized $tmpPath when executing unlink().

---
 h5p.classes.php | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/h5p.classes.php b/h5p.classes.php
index a610431..6e5164a 100644
--- a/h5p.classes.php
+++ b/h5p.classes.php
@@ -752,6 +752,10 @@ class H5PValidator {
    * TRUE if the .h5p file is valid
    */
   public function isValidPackage($skipContent = FALSE, $upgradeOnly = FALSE) {
+    // Create a temporary dir to extract package in.
+    $tmpDir = $this->h5pF->getUploadedH5pFolderPath();
+    $tmpPath = $this->h5pF->getUploadedH5pPath();
+
     // Check dependencies, make sure Zip is present
     if (!class_exists('ZipArchive')) {
       $this->h5pF->setErrorMessage($this->h5pF->t('Your PHP version does not support ZipArchive.'), 'zip-archive-unsupported');
@@ -764,10 +768,6 @@ class H5PValidator {
       return FALSE;
     }
 
-    // Create a temporary dir to extract package in.
-    $tmpDir = $this->h5pF->getUploadedH5pFolderPath();
-    $tmpPath = $this->h5pF->getUploadedH5pPath();
-
     // Only allow files with the .h5p extension:
     if (strtolower(substr($tmpPath, -3)) !== 'h5p') {
       $this->h5pF->setErrorMessage($this->h5pF->t('The file you uploaded is not a valid HTML5 Package (It does not have the .h5p file extension)'), 'missing-h5p-extension');