- Improve handling of whitespace characters after closing PHP tag in localization and config files

1 files changed, 5 insertions, 0 deletions

diff --git a/program/include/rcmail.php b/program/include/rcmail.php
index 0eecd8ddb..f72b33e95 100644
--- a/program/include/rcmail.php
+++ b/program/include/rcmail.php
@@ -929,6 +929,9 @@ class rcmail
     if (empty($this->texts) || $lang != $_SESSION['language']) {
       $this->texts = array();
 
+      // handle empty lines after closing PHP tag in localization files
+      ob_start();
+
       // get english labels (these should be complete)
       @include(INSTALL_PATH . 'program/localization/en_US/labels.inc');
       @include(INSTALL_PATH . 'program/localization/en_US/messages.inc');
@@ -949,6 +952,8 @@ class rcmail
           $this->texts = array_merge($this->texts, $messages);
       }
 
+      ob_end_clean();
+
       $_SESSION['language'] = $lang;
     }