[TASK] CSV export

Classes/Controller/QueueController.php

 <?php
+
 namespace SGalinski\SgMail\Controller;
 
 /***************************************************************
@@ -166,13 +167,41 @@ class QueueController extends ActionController {
 	/**
 	 * Download the queue data as a csv file, respecting the filter settings
 	 *
-	 * @param string $selectedTemplate
-	 * @param string $selectedExtension
 	 * @param array $filters
 	 * @throws \TYPO3\CMS\Extbase\Mvc\Exception\StopActionException
 	 * @throws \TYPO3\CMS\Extbase\Mvc\Exception\UnsupportedRequestTypeException
+	 * @throws \TYPO3\CMS\Extbase\Persistence\Exception\InvalidQueryException
 	 */
-	public function exportAction($selectedTemplate = NULL, $selectedExtension = NULL, array $filters = []) {
-		$this->redirect('index', NULL, NULL, $this->request->getArguments());
+	public function exportAction(array $filters = []) {
+		$pageUid = (int) GeneralUtility::_GP('id');
+		$queue = $this->mailRepository->findAllEntries($pageUid, 0, $filters);
+
+		$exportString = 'Subject;Body;To;From;From Name;CC;BCC;Reply To;Extension;Template;Language' . LF;
+		foreach ($queue as $item) {
+			$exportString .= $item['mail_subject'] . ',';
+			if (strpos($item['mail_body'], ',') !== FALSE || strpos($item['mail_body'], '"') !== FALSE || strpos(
+					$item['mail_body'], "\n"
+				) !== FALSE) {
+				$item['mail_body'] = '"' . str_replace('"', '""', $item['mail_body']) . '"';
+			}
+			$exportString .=  trim(preg_replace('/\s\s+/', ' ', strip_tags($item['mail_body']) . ';'));
+			$exportString .= $item['to_address'] . ';';
+			$exportString .= $item['from_address'] . ';';
+			$exportString .= $item['from_name'] . ';';
+			$exportString .= $item['cc_addresses'] . ';';
+			$exportString .= $item['bcc_addresses'] . ';';
+			$exportString .= $item['reply_to'] . ';';
+			$exportString .= $item['extension_key'] . ';';
+			$exportString .= $item['template_name'] . ';';
+			$exportString .= $item['language'] . LF;
+		}
+
+		header('Content-Type: application/force-download');
+		header('Content-Transfer-Encoding: Binary');
+		header('Content-Disposition: attachment; filename="export.csv"');
+		header('Content-Length: ' . strlen($exportString));
+		echo $exportString;
+		exit(0);
+
 	}
 }