Fix PHP error due to incompatible declaration of render() method

Classes/View/Export/CsvListView.php

@@ -99,7 +99,7 @@ public function initConfiguration()
      *
      * @return  void (never returns)
      */
-    public function render()
+    public function render($actionName = null)
     {
         $this->templateVariableContainer = $this->baseRenderingContext->getTemplateVariableContainer();
 

Classes/View/Export/ExcelListView.php

@@ -128,7 +128,7 @@ class Tx_PtExtlist_View_Export_ExcelListView extends Tx_PtExtlist_View_Export_Ab
     /**
      * Overwriting the render method to generate Excel output
      */
-    public function render()
+    public function render($actionName = null)
     {
         $this->init();
 

Classes/View/Export/FluidListView.php

@@ -60,7 +60,7 @@ public function initConfiguration()
      *
      * @return  void (never returns)
      */
-    public function render()
+    public function render($actionName = null)
     {
         ob_clean();
 

Classes/View/Export/PdfListView.php

@@ -66,7 +66,7 @@ class Tx_PtExtlist_View_Export_PdfListView extends Tx_PtExtlist_View_Export_Abst
      */
     protected $cssFilePath;
 
-    
+
     /**
      * Initialize additional class properties
      */
@@ -80,7 +80,7 @@ public function initConfiguration()
 
         $this->paperSize = strtolower($this->exportConfiguration->getSettings('paperSize'));
         Tx_PtExtbase_Assertions_Assert::isNotEmptyString($this->paperSize, ['message' => 'No PaperSize given for the PDF output! 1322585559']);
-        
+
         $this->paperOrientation = $this->exportConfiguration->getSettings('paperOrientation');
         Tx_PtExtbase_Assertions_Assert::isInArray($this->paperOrientation, ['portrait', 'landscape'], ['message' => 'The Orientation must either be portrait or landscape! 1322585560']);
 
@@ -115,7 +115,7 @@ public function loadDomPDFClasses()
 
         /*
         $includePath = $this->dompdfSourcePath . 'include/';
-        
+
         // load includes
         require_once $includePath . 'dompdf.cls.php';
         require_once $includePath . 'frame_tree.cls.php';
@@ -175,7 +175,7 @@ public function loadDomPDFClasses()
      *
      * @return  void (never returns)
      */
-    public function render()
+    public function render($actionName = null)
     {
         $this->loadDomPDFClasses();
 

Classes/View/Export/WkHtml2PdfListView.php

@@ -211,7 +211,7 @@ public function initConfiguration()
      *
      * Partly taken from https://code.google.com/p/wkhtmltopdf/wiki/IntegrationWithPhp
      */
-    public function render()
+    public function render($actionName = null)
     {
         $htmlDocument = $this->tempPdfBasePath . basename($this->tmp);