--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/fhiiqm/test/download_file.php	Mon May 07 16:21:00 2012 +0200
@@ -0,0 +1,66 @@
+<?php
+
+//$file = "6_licht.jpg";
+//chmod($file,0444); // Nutzer www-data nicht gestattet, da von root in 'fhiiqm/test' erstellt!
+$file = $_SERVER["DOCUMENT_ROOT"] ."/fhiiqm/alprot/6_licht.JPG";
+header ("Content-Type: application/force-download");
+//header ("Content-Type: application/jpg");
+//header('Content-Transfer-Encoding: binary');
+header ('Content-Disposition: attachment; filename="licht.jpg"');
+header("Content-Length: " . filesize($file));
+readfile($file);
+//$fp = fopen("$file", "rb");   // geht genau so
+//fpassthru($fp);
+exit;
+
+function downloadFile( $fullPath ){
+
+  // Must be fresh start
+  if( headers_sent() )
+    die('Headers Sent');
+
+  // Required for some browsers
+  if(ini_get('zlib.output_compression'))
+    ini_set('zlib.output_compression', 'Off');
+
+  // File Exists?
+  if( file_exists($fullPath) ){
+   
+    // Parse Info / Get Extension
+    $fsize = filesize($fullPath);
+    $path_parts = pathinfo($fullPath);
+    $ext = strtolower($path_parts["extension"]);
+   
+    // Determine Content Type
+    switch ($ext) {
+      case "pdf": $ctype="application/pdf"; break;
+      case "exe": $ctype="application/octet-stream"; break;
+      case "zip": $ctype="application/zip"; break;
+      case "doc": $ctype="application/msword"; break;
+      case "xls": $ctype="application/vnd.ms-excel"; break;
+      case "ppt": $ctype="application/vnd.ms-powerpoint"; break;
+      case "gif": $ctype="image/gif"; break;
+      case "png": $ctype="image/png"; break;
+      case "jpeg":
+      case "jpg": $ctype="image/jpg"; break;
+      default: $ctype="application/force-download";
+    }
+
+    header("Pragma: public"); // required
+    header("Expires: 0");
+    header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
+    header("Cache-Control: private",false); // required for certain browsers
+    header("Content-Type: $ctype");
+    header("Content-Disposition: attachment; filename=\"".basename($fullPath)."\";" );
+    header("Content-Transfer-Encoding: binary");
+    header("Content-Length: ".$fsize);
+    ob_clean();
+    flush();
+    readfile( $fullPath );
+
+  } else
+    die('File Not Found');
+
+}
+//downloadFile("6_licht.jpg");
+?>
\ No newline at end of file