[BUGFIX] Fix error with null pid

In some contexts, like an eID call, the TSFE object exists but
is not fully initialized and the pid may be null. Make sure it
is 0 in such a case.

Resolves #3

Author: Francois Suter

ChangeLog

@@ -1,6 +1,7 @@
 2016-11-16 Francois Suter <[email protected]>
 
 	* Added mapping for MarkJS, resolves #1
+	* Fix error due to possibly null pid, resolves #3
 
 2016-11-15 Francois Suter <[email protected]>
 

Classes/Utility/Logger.php

@@ -143,6 +143,10 @@ public function log($logData)
         } elseif (isset($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['GLOBAL']['debugData']['pid'])) {
             $pid = $GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['GLOBAL']['debugData']['pid'];
         }
+        // Make sure that pid is not null
+        if ($pid === null) {
+            $pid = 0;
+        }
         $entry->setPid($pid);
 
         $entry->setCruserId(