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@ -24,46 +24,64 @@ require INSTALL_PATH . 'program/include/iniset.php';
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$RCMAIL = rcmail::get_instance();
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$source = "";
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if (!empty($RCMAIL->user->ID) && ($url = preg_replace('/[^a-z0-9.-_\?\$&=%]/i', '', $_GET['u'])))
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{
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$source = '';
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$error = 'Requires a valid user session and source url';
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if (empty($RCMAIL->user->ID)) {
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header('HTTP/1.1 403 Forbidden');
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echo $error;
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exit;
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}
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$url = preg_replace('/[^a-z0-9.-_\?\$&=%]/i', '', $_GET['u']);
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if ($url === null) {
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header('HTTP/1.1 403 Forbidden');
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echo $error;
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exit;
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}
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$a_uri = parse_url($url);
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$port = $a_uri['port'] ? $a_uri['port'] : 80;
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$host = $a_uri['host'];
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$path = $a_uri['path'] . ($a_uri['query'] ? '?'.$a_uri['query'] : '');
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if (!($fp = fsockopen($host, $port, $errno, $errstr, 30))) {
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header('HTTP/1.1 500 Internal Server Error');
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echo $error;
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exit;
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}
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if ($fp = fsockopen($host, $port, $errno, $errstr, 30))
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{
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$out = "GET $path HTTP/1.0\r\n";
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$out .= "Host: $host\r\n";
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$out .= "Connection: Close\r\n\r\n";
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fwrite($fp, $out);
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$header = true;
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while (!feof($fp))
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{
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while (!feof($fp)) {
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$line = trim(fgets($fp, 4048));
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if ($header && preg_match('/^HTTP\/1\..\s+(\d+)/', $line, $regs) && intval($regs[1]) != 200)
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if ($header
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&& preg_match('/^HTTP\/1\..\s+(\d+)/', $line, $regs)
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&& intval($regs[1]) != 200) {
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break;
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else if (empty($line) && $header)
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} else if (empty($line) && $header) {
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$header = false;
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else if (!$header)
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} else if (!$header) {
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$source .= "$line\n";
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}
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fclose($fp);
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}
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}
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if (!empty($source))
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{
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header("Content-Type: text/css");
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echo rcmail_mod_css_styles($source, preg_replace('/[^a-z0-9]/i', '', $_GET['c']), $url);
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}
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else {
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header("HTTP/1.0 404 Not Found");
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echo "Requires a valid user session and source url";
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if (!empty($source)) {
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header('Content-Type: text/css');
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echo rcmail_mod_css_styles(
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$source,
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preg_replace('/[^a-z0-9]/i', '', $_GET['c']),
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$url
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);
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exit;
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}
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?>
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header('HTTP/1.0 404 Not Found');
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echo $error;
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exit;
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