Typo3 RTE and Reverse Proxy

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fails in Reverse Proxy Configuration, because the TYPO3_REQUEST_HOST is the local Apache and not the HTTP_X_FORWARDED_HOST.

Workaround

This patch works for me:

    --- orig/typo3_src-4.2.6/t3lib/class.t3lib_div.php      2009-02-10 10:36:26.000000000 +0100
    +++ ./typo3_src-4.2.6/t3lib/class.t3lib_div.php 2009-04-10 01:05:38.605843399 +0200
    @@ -3506,6 +3506,8 @@
                                                    $retVal = $ip;
                                            }
                                    }
    +                               # Straub
    +                               $retVal = $_SERVER['HTTP_X_FORWARDED_HOST'];
                            break;
                            case 'HTTP_HOST':
                                    $retVal = $_SERVER['HTTP_HOST'];
    @@ -3566,7 +3568,9 @@
                            break;
                            case 'TYPO3_REQUEST_HOST':
                                    $retVal = (t3lib_div::getIndpEnv('TYPO3_SSL') ? 'https://' : 'http://').
    -                                       t3lib_div::getIndpEnv('HTTP_HOST');
    +                                       # Straub
    +                                       #t3lib_div::getIndpEnv('HTTP_HOST');
    +                                       $_SERVER['HTTP_X_FORWARDED_HOST'];
                            break;
                            case 'TYPO3_REQUEST_URL':
                                    $retVal = t3lib_div::getIndpEnv('TYPO3_REQUEST_HOST').t3lib_div::getIndpEnv('REQUEST_URI');