The relevant line of code reads --Notice: Undefined variable: gzdata in system/library/response.php on line 50
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$gzdata .= gzencode($data, (int)$level);Code: Select all
$gzdata = gzencode($data, (int)$level);
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" dir="<?php echo $direction; ?>" lang="<?php echo $language; ?>" xml:lang="<?php echo $language; ?>">
<?php echo '<?xml version="1.0" encoding="UTF-8"?>' . "\n"; ?>
<head>Code: Select all
private function compress($data, $level = 4) {
// if (strpos(@$_SERVER['HTTP_ACCEPT_ENCODING'], 'gzip')) {
// $encoding = 'gzip';
// }
// if (strpos(@$_SERVER['HTTP_ACCEPT_ENCODING'], 'x-gzip')) {
// $encoding = 'x-gzip';
// }
......
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Code: Select all
<?php
final class Response {
private $headers = array();
private $output;
public function addHeader($key, $value) {
$this->headers[$key] = $value;
}
public function removeHeader($key) {
if (isset($this->headers[$key])) {
unset($this->headers[$key]);
}
}
public function redirect($url) {
header('Location: ' . $url);
exit;
}
public function setOutput($output) {
$this->output = $output;
}
private function compress($data, $level = 4) {
if (strpos(@$_SERVER['HTTP_ACCEPT_ENCODING'], 'gzip')) {
$encoding = 'gzip';
}
if (strpos(@$_SERVER['HTTP_ACCEPT_ENCODING'], 'x-gzip')) {
$encoding = 'x-gzip';
}
if (!isset($encoding)) {
return $data;
}
if (!extension_loaded('zlib') || ini_get('zlib.output_compression')) {
return $data;
}
if (headers_sent()) {
return $data;
}
if (connection_status()) {
return $data;
}
$gzdata = gzencode($data, (int)$level);
$this->addHeader('Content-Encoding', $encoding);
return $gzdata;
}
public function output($level = 4) {
if ($level) {
$ouput = $this->compress($this->output, $level);
} else {
$ouput = $this->output;
}
foreach ($this->headers as $key => $value) {
header($key. ': ' . $value);
}
echo $ouput;
}
}
?>
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