Automatically switch to an SSL connection when

running the Live Update (see #3538)

CHANGELOG.md

@@ -4,6 +4,10 @@ Contao Open Source CMS Changelog
 Version 2.11.0 (XXXX-XX-XX)
 ---------------------------
 
+### Improved
+When using Contao via SSL, automatically switch to an SSL connection when
+running the Live Update (see #3538).
+
 ### New
 Added the "sqlCompileCommands", "sqlGetFromFile" and "sqlGetFromDB" hooks to the
 `DbInstaller` class (see #3281).

system/modules/backend/LiveUpdate.php

@@ -100,6 +100,16 @@ public function run()
 			$_SESSION['LIVE_UPDATE_CONFIRM'] = '';
 		}
 
+		// Automatically switch to SSL
+		if ($this->Environment->ssl)
+		{
+			$GLOBALS['TL_CONFIG']['liveUpdateBase'] = str_replace('http://', 'https://', $GLOBALS['TL_CONFIG']['liveUpdateBase']);
+		}
+		else
+		{
+			$GLOBALS['TL_CONFIG']['liveUpdateBase'] = str_replace('https://', 'http://', $GLOBALS['TL_CONFIG']['liveUpdateBase']);
+		}
+
 		$objTemplate->uid = $GLOBALS['TL_CONFIG']['liveUpdateId'];
 		$objTemplate->updateServer = $GLOBALS['TL_CONFIG']['liveUpdateBase'] . 'index.php';