PHP Usergroup Munich

/**
 Show an error page when a fatal error ocurrs

 pre-/appends an HTML form to a PHP error to be able to redirect to a user-
 friendly error page.

 @param   string  $errorPage  Path to the custom error page where the user
                              should be redirected to
 @return  void
*/
function catchFatalErrors($errorPage = 'fatal_error.php')
{

// error display needs to be turned on
ini_set('display_errors','On');

// Prepend a non displaying DIV element to hide the error message and
// store the PHP error in a hidden field
$phperror = '<div id="phperror" style="display:none">'.
'<form method="POST" action="'.$errorPage.'" name="FatalError">'.
'<input type="hidden" name="hiddenErrorMsg" value="';
ini_set('error_prepend_string', $phperror);

if (file_exists($errorPage)) {

// Append javascript code which submits the form to the custom error page, if the error page exists
$phperror = '"></form></div>'.
'<script type="text/javascript">'.
'document.forms['FatalError'].submit();'.
'</script>';

} else {

// If error page does not exist hide the PHP error message and display
// a customized error text
$phperror = '"></form></div>'.
'A critical error occurred, please contact support.';

}

ini_set('error_append_string', $phperror);

}

// This calls the function to enable the functionality
catchFatalErrors('framework/modules/main/fatal_error.php');