1 files changed, 4 insertions, 24 deletions
diff --git a/libraries/classes/Plugins/Schema/Dia/Dia.php b/libraries/classes/Plugins/Schema/Dia/Dia.php
index db61104fb6..794fc9fd10 100644
--- a/libraries/classes/Plugins/Schema/Dia/Dia.php
+++ b/libraries/classes/Plugins/Schema/Dia/Dia.php
@@ -7,13 +7,9 @@ declare(strict_types=1);
 
 namespace PhpMyAdmin\Plugins\Schema\Dia;
 
-use PhpMyAdmin\Core;
-use PhpMyAdmin\ResponseRenderer;
 use XMLWriter;
 
-use function ob_end_clean;
-use function ob_get_clean;
-use function strlen;
+use function is_string;
 
 /**
  * This Class inherits the XMLwriter class and
@@ -157,26 +153,10 @@ class Dia extends XMLWriter
         $this->endDocument();
     }
 
-    /**
-     * Output Dia Document for download
-     *
-     * @see    XMLWriter::flush()
-     *
-     * @param string $fileName name of the dia document
-     */
-    public function showOutput($fileName): void
+    public function getOutputData(): string
     {
-        if (ob_get_clean()) {
-            ob_end_clean();
-        }
+        $data = $this->flush();
 
-        $output = $this->flush();
-        ResponseRenderer::getInstance()->disable();
-        Core::downloadHeader(
-            $fileName,
-            'application/x-dia-diagram',
-            strlen($output)
-        );
-        print $output;
+        return is_string($data) ? $data : '';
     }
 }