MDL-37753 dataformat: Only set worksheet name where implemented

moodle · Apr 29, 2016 · dae2198 · dae2198
1 parent c32bcfe
commit dae2198
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/classes/dataformat/spout_base.php b/lib/classes/dataformat/spout_base.php
@@ -51,7 +51,7 @@ public function send_http_headers() {
         $this->writer = \Box\Spout\Writer\WriterFactory::create($this->spouttype);
         $filename = $this->filename . $this->get_extension();
         $this->writer->openToBrowser($filename);
-        if ($this->sheettitle) {
+        if ($this->sheettitle && $this->writer instanceof \Box\Spout\Writer\AbstractMultiSheetsWriter) {
             $sheet = $this->writer->getCurrentSheet();
             $sheet->setName($this->sheettitle);
         }