Override document root to fix images in PDFs in Contao 4 (#1980)

isotope · Oct 9, 2018 · 383f41e · 383f41e
1 parent 0233211
commit 383f41e
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/system/modules/isotope/library/Isotope/Model/Document/Standard.php b/system/modules/isotope/library/Isotope/Model/Document/Standard.php
@@ -180,13 +180,20 @@ protected function generateTemplate(IsotopeProductCollection $objCollection, arr
 
         // URL decode image paths (see contao/core#6411)
         // Make image paths absolute
-        $strBuffer = preg_replace_callback('@(src=")([^"]+)(")@', function ($args) {
+        $blnOverrideRoot = false;
+        $strBuffer = preg_replace_callback('@(src=")([^"]+)(")@', function ($args) use (&$blnOverrideRoot) {
             if (preg_match('@^(http://|https://)@', $args[2])) {
                 return $args[1] . $args[2] . $args[3];
             }
+
+            $blnOverrideRoot = true;
             return $args[1] . TL_ROOT . '/' . rawurldecode($args[2]) . $args[3];
         }, $strBuffer);
 
+        if ($blnOverrideRoot) {
+            $_SERVER['DOCUMENT_ROOT'] = TL_ROOT;
+        }
+
         // Handle line breaks in preformatted text
         $strBuffer = preg_replace_callback('@(<pre.*</pre>)@Us', 'nl2br_callback', $strBuffer);