X-Git-Url: http://wagnertech.de/git?a=blobdiff_plain;f=WEB-INF%2Flib%2Fcommon.lib.php;h=6526d730c96df388faa66092856588c877aeee03;hb=a7b601e885915db17770998a3ef366f64ccad8c7;hp=0e9ff9e49cfb0f6922253689d89482109583dcf3;hpb=cb611bf2abbb4072459632155b11301ae6fe840b;p=timetracker.git

diff --git a/WEB-INF/lib/common.lib.php b/WEB-INF/lib/common.lib.php
index 0e9ff9e4..6526d730 100644
--- a/WEB-INF/lib/common.lib.php
+++ b/WEB-INF/lib/common.lib.php
@@ -165,7 +165,7 @@ function check_extension($ext)
 // isTrue is a helper function to return correct false for older config.php values defined as a string 'false'.
 function isTrue($val)
 {
-  return ($val === true);
+  return (defined($val) && constant($val) === true);
 }
 
 // ttValidString is used to check user input to validate a string.
@@ -391,6 +391,14 @@ function ttStartsWith($string, $startString)
     return (substr($string, 0, $len) === $startString);
 }
 
+// ttEndsWith functions checks if a string ends with a given substring.
+function ttEndsWith($string, $endString)
+{
+    $len = strlen($endString);
+    if ($len == 0) return true;
+    return (substr($string, -$len) === $endString);
+}
+
 // ttDateToUserFormat converts a date from database format to user format.
 function ttDateToUserFormat($date)
 {