added exceptions to dba class

added exception handling to index.php, please mind that there is no
recovery at the moment
added transactions to db update. Please mind that they might not be
supported by db table engines. 
added admin email on failed updates

added german translation for admin email

1 files changed, 7 insertions, 0 deletions

diff --git a/index.php b/index.php
index 1cb16778a..0cf74365c 100644
--- a/index.php
+++ b/index.php
@@ -11,6 +11,7 @@
  * bootstrap the application
  *
  */
+try {
 
 require_once('boot.php');
 
@@ -370,3 +371,9 @@ else
 
 session_write_close();
 exit;
+} catch(Exception $ex) {
+// it may fail because logger uses the db, 
+// but give it a try: 
+logger('exception caught at index.php: '.$ex->getMessage()); 
+system_unavailable(); 
+}
\ No newline at end of file