php8 related changes

htdocs/includes/autoload.php

@@ -6,7 +6,7 @@
  * @param  string $className
  * @return null
  */
-function __autoload($className)
+function __autoload_trackdirect($className)
 {
 
     if (file_exists(ROOT . '/includes/' . strtolower($className) . '.class.php')) {
@@ -22,3 +22,4 @@ function __autoload($className)
         error_log(sprintf('Could not find class %s', $className));
     }
 }
+spl_autoload_register('__autoload_trackdirect');

htdocs/includes/bootstrap.php

@@ -8,7 +8,7 @@ if (!defined('ROOT')) {
     date_default_timezone_set("UTC");
 
     ini_set("error_reporting", "true");
-    error_reporting(E_ALL|E_STRCT);
+    error_reporting(E_ALL|E_STRICT);
 
     ini_set("display_errors", "false");
-}
+}

htdocs/public/heatmaps/gd-heatmap/gd-rg.php

@@ -11,9 +11,17 @@
  *
  */
 class gd_gradient_alpha {
+    public $image;
+    public $width;
+    public $height;
+    public $direction;
+    public $alphastart;
+    public $alphaend;
+    public $step;
+    public $color;
 
     // Constructor. Creates, fills and returns an image
-    function gd_gradient_alpha($w,$h,$d,$rgb,$as,$ae,$step=0) {
+    function __construct($w,$h,$d,$rgb,$as,$ae,$step=0) {
         $this->width = $w;
         $this->height = $h;
         $this->direction = $d;
@@ -43,9 +51,9 @@ class gd_gradient_alpha {
         // Return it
         //return $this->image;
     }
-    
+ 
     function get_image() {
-        return $this->image;    
+        return $this->image;
     }