Display timestamp of last xml import in backend toolbar

public/typo3conf/ext/ep_products/Classes/Backend/SystemInformationToolbarItemExtension.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace EP\EpProducts\Backend;
+
+use TYPO3\CMS\Backend\Backend\ToolbarItems\SystemInformationToolbarItem as CoreSystemInformationToolbarItem;
+use TYPO3\CMS\Core\Utility\GeneralUtility;
+
+class SystemInformationToolbarItemExtension
+{
+    public function addBpnImportInformation(CoreSystemInformationToolbarItem $systemInformation)
+    {
+        $updatedTimestampPath = GeneralUtility::getFileAbsFileName('fileadmin/xmlexport/.lastupdate');
+        if ($updatedTimestampPath && file_exists($updatedTimestampPath)) {
+            $updatedTimestamp = file_get_contents($updatedTimestampPath);
+        }
+
+        $systemInformation->addSystemInformation(
+            'Letzer XML Abruf',
+            $updatedTimestamp ?: '-',
+            'ep-logo'
+        );
+    }
+}

public/typo3conf/ext/ep_products/ext_localconf.php

@@ -39,6 +39,13 @@ $GLOBALS['TYPO3_CONF_VARS']['LOG']['EP']['EpProducts']['Service']['GroupsSwissSe
     ],
 ];
 
+$iconRegistry = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(\TYPO3\CMS\Core\Imaging\IconRegistry::class);
+$iconRegistry->registerIcon(
+    'ep-logo',
+    \TYPO3\CMS\Core\Imaging\IconProvider\SvgIconProvider::class,
+    ['source' => 'EXT:ep_products/Resources/Public/Icons/logo.svg']
+);
+
 \TYPO3\CMS\Extbase\Utility\ExtensionUtility::configurePlugin(
     'EP.' . $_EXTKEY,
     'searchbar',
@@ -419,3 +426,13 @@ $GLOBALS['TYPO3_CONF_VARS']['LOG']['EP']['EpProducts']['Controller']['writerConf
 
 $GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['ext/install']['update']['teamSlug'] =
     \EP\EpProducts\Updates\TeamSlugUpdater::class;
+
+if ('BE' === TYPO3_MODE && !(TYPO3_REQUESTTYPE & TYPO3_REQUESTTYPE_INSTALL)) {
+    \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(\TYPO3\CMS\Extbase\SignalSlot\Dispatcher::class)
+        ->connect(
+            \TYPO3\CMS\Backend\Backend\ToolbarItems\SystemInformationToolbarItem::class,
+            'getSystemInformation',
+            \EP\EpProducts\Backend\SystemInformationToolbarItemExtension::class,
+            'addBpnImportInformation'
+        );
+}