* Syntax: file.php/courseid/dir/.../dir/filename.ext * * @uses $CFG * @uses FORMAT_HTML * @uses FORMAT_MOODLE * @author Martin Dougiamas * @version $Id$ * @package moodlecore */ require_once('config.php'); require_once('files/mimetypes.php'); if (empty($CFG->filelifetime)) { $CFG->filelifetime = 86400; /// Seconds for files to remain in caches } if (isset($file)) { // workaround for situations where / syntax doesn't work $pathinfo = $file; } else { $pathinfo = get_slash_arguments('file.php'); } if (!$pathinfo) { error('No file parameters!'); } $pathinfo = urldecode($pathinfo); if (! $args = parse_slash_arguments($pathinfo)) { error('No valid arguments supplied'); } $numargs = count($args); if ($numargs < 2 or empty($args[1])) { error('No valid arguments supplied'); } $courseid = (integer)$args[0]; if (!$course = get_record('course', 'id', $courseid)) { // Course ID must be specified error('Invalid course ID'); } if ($course->category) { require_login($courseid); } else if ($CFG->forcelogin) { require_login(); } $pathname = $CFG->dataroot . $pathinfo; if ($pathargs = explode('?', $pathname)) { $pathname = $pathargs[0]; // Only keep what's before the '?' } $filename = $args[$numargs-1]; if ($fileargs = explode('?', $filename)) { $filename = $fileargs[0]; // Only keep what's before the '?' } if (file_exists($pathname)) { $lastmodified = filemtime($pathname); $mimetype = mimeinfo('type', $filename); header('Last-Modified: ' . gmdate("D, d M Y H:i:s", $lastmodified) . ' GMT'); header('Expires: ' . gmdate("D, d M Y H:i:s", time() + $CFG->filelifetime) . ' GMT'); header('Cache-control: max_age = '. $CFG->filelifetime); header('Pragma: '); header('Content-disposition: inline; filename='. $filename); if (empty($CFG->filteruploadedfiles)) { header('Content-length: '. filesize($pathname)); header('Content-type: '. $mimetype); readfile($pathname); } else { /// Try and put the file through filters if ($mimetype == 'text/html') { $options->noclean = true; $output = format_text(implode('', file($pathname)), FORMAT_HTML, $options, $courseid); header('Content-length: '. strlen($output)); header('Content-type: text/html'); echo $output; } else if ($mimetype == 'text/plain') { $options->newlines = false; $options->noclean = true; $output = '

'. format_text(implode('', file($pathname)), FORMAT_MOODLE, $options, $courseid) .'

'; header('Content-length: '. strlen($output)); header('Content-type: text/html'); echo $output; } else { /// Just send it out raw header('Content-length: '. filesize($pathname)); header('Content-type: '. $mimetype); readfile($pathname); } } } else { header('HTTP/1.0 404 not found'); error(get_string('filenotfound', 'error'), $CFG->wwwroot .'/course/view.php?id='. $courseid); } exit; ?>