/**
* 系统调用内容输出函数（请勿自行执行）
*/
public static function _output_body()
{
# 发送header数据
HttpIO::send_headers();
if (IS_DEBUG && isset($_REQUEST['debug']) && class_exists('Profiler', true)) {
# 调试打开时不缓存页面
HttpIO::set_cache_header(0);
}
# 执行注册的关闭方法
ob_start();
Core::event_trigger('system.shutdown');
$output = ob_get_clean();
# 在页面输出前关闭所有的连接
Core::close_all_connect();
# 输出内容
echo Core::$output, $output;
}
/**
* 页面跳转
*
* @param string $url 跳转的URL
* @param integer $code 状态 : 301, 302, etc
* @return void
* @uses Core::url
* @uses HttpIO::send_headers
*/
public static function redirect($url, $code = 302)
{
if ($url[0] !== '/' && strpos($url, '://') === false) {
// Make the URI into a URL
$url = Core::url($url);
}
// Set the response status
HttpIO::$status = $code;
// Set the location header
HttpIO::$headers['Location'] = $url;
// Send headers
HttpIO::send_headers();
// Stop execution
exit;
}
/**
* 系统错误，可直接将Exception对象传给$msg
*
* @param string/Exception $msg
*/
public static function show_500($msg = null, $error_code = 500)
{
# 将输出全部清除
static::close_buffers(false);
\HttpIO::status($error_code);
\HttpIO::send_headers();
if (null === $msg) {
$msg = \__('Internal Server Error');
}
if (\IS_DEBUG && \class_exists('\\DevException', false)) {
if ($msg instanceof \Exception) {
throw $msg;
} else {
throw new \Exception($msg, 0);
}
}
if (\IS_CLI) {
echo $msg . \CRLF;
exit;
}
try {
$view = new \View('error/500');
$error = '';
if ($msg instanceof \Exception) {
$error .= 'Msg :' . $msg->getMessage() . \CRLF . "Line:" . $msg->getLine() . \CRLF . "File:" . static::debug_path($msg->getFile());
} else {
$error .= $msg;
}
$view->error = $error;
$view->render(true);
} catch (\Exception $e) {
list($REQUEST_URI) = \explode('?', $_SERVER['REQUEST_URI'], 2);
$REQUEST_URI = \htmlspecialchars(\rawurldecode($REQUEST_URI));
echo '<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">' . \CRLF . '<html>' . \CRLF . '<head>' . \CRLF . '<title>' . \__('Internal Server Error') . '</title>' . \CRLF . '</head>' . \CRLF . '<body>' . \CRLF . '<h1>' . \__('Internal Server Error') . '</h1>' . \CRLF . '<p>The requested URL ' . $REQUEST_URI . ' was error on this server.</p>' . \CRLF . '<hr>' . \CRLF . $_SERVER['SERVER_SIGNATURE'] . \CRLF . '<!-- ' . \htmlspecialchars($msg) . ' -->' . \CRLF . '</body>' . \CRLF . '</html>';
}
exit;
}
/**
* Inline exception handler, displays the error message, source of the
* exception, and the stack trace of the error.
*
* @uses self::exception_text
* @param Exception $e object exception object
* @return bool
*/
public static function exception_handler(Exception $e, $return = false)
{
try {
if (IS_CLI) {
$str = self::exception_text($e) . "\n" . $e->__toString() . "\n";
if ($return) {
return $str;
} else {
echo $str;
}
return true;
}
$trace = $e->getTrace();
if ($e instanceof ErrorException) {
if (version_compare(PHP_VERSION, '5.3', '<')) {
// Workaround for a bug in ErrorException::getTrace() that exists in
// all PHP 5.2 versions. @see http://bugs.php.net/bug.php?id=45895
for ($i = count($trace) - 1; $i > 0; --$i) {
if (isset($trace[$i - 1]['args'])) {
// Re-position the args
$trace[$i]['args'] = $trace[$i - 1]['args'];
// Remove the args
unset($trace[$i - 1]['args']);
}
}
}
}
if (true !== $return) {
Core::close_buffers(false);
if ($e->getCode() === E_PAGE_NOT_FOUND) {
HttpIO::$status = 404;
} elseif ($e->getCode() >= 400 && $e->getCode() <= 410) {
HttpIO::$status = 404;
} elseif ($e->getCode() >= 500 && $e->getCode() <= 510) {
HttpIO::$status = 404;
} else {
HttpIO::$status = 500;
}
@header('Content-Type:text/html;charset=utf-8');
HttpIO::send_headers();
}
ob_start();
include Core::find_file('views', self::$template);
$string = ob_get_clean();
if ($return) {
return $string;
} else {
echo $string;
}
return true;
} catch (Exception $e) {
ob_get_level() and ob_clean();
echo self::exception_text($e), "\n";
exit(1);
}
}
/**
* Inline exception handler, displays the error message, source of the
* exception, and the stack trace of the error.
*
* @uses Kohana::exception_text
* @param object exception object
* @return boolean
*/
public static function exception_handler(Exception $e, $return = false)
{
try {
// Get the exception information
$type = get_class($e);
$code = $e->getCode();
$message = $e->getMessage();
$file = $e->getFile();
$line = $e->getLine();
if (isset(self::$php_errors[$code])) {
$code = self::$php_errors[$code];
}
// Create a text version of the exception
$error = self::exception_text($e);
if (IS_CLI) {
// Just display the text of the exception
echo "\n{$error}\n";
return TRUE;
}
// Get the exception backtrace
$trace = $e->getTrace();
if ($e instanceof ErrorException) {
if (version_compare(PHP_VERSION, '5.3', '<')) {
// Workaround for a bug in ErrorException::getTrace() that exists in
// all PHP 5.2 versions. @see http://bugs.php.net/bug.php?id=45895
for ($i = count($trace) - 1; $i > 0; --$i) {
if (isset($trace[$i - 1]['args'])) {
// Re-position the args
$trace[$i]['args'] = $trace[$i - 1]['args'];
// Remove the args
unset($trace[$i - 1]['args']);
}
}
}
}
if ($return !== true) {
Core::close_buffers(FALSE);
}
if ($e->getCode() == 43) {
HttpIO::$status = 404;
} else {
HttpIO::$status = 500;
}
HttpIO::send_headers();
// Start an output buffer
ob_start();
// Include the exception HTML
include Core::find_file('views', self::$template);
// Display the contents of the output buffer
$string = ob_get_clean();
if ($return) {
return $string;
} else {
echo $string;
}
return TRUE;
} catch (Exception $e) {
// Clean the output buffer if one exists
ob_get_level() and ob_clean();
// Display the exception text
echo self::exception_text($e), "\n";
exit(1);
}
}
/**
* 系统错误，可直接将Exception对象传给$msg
* @param string/Exception $msg
*/
public static function show_500($msg = null)
{
Core::close_buffers(false);
HttpIO::$status = 500;
HttpIO::send_headers();
if (null === $msg) {
$msg = __('Internal Server Error');
}
if (IS_DEBUG && class_exists('ErrException', false)) {
if ($msg instanceof Exception) {
throw $msg;
} else {
throw new Exception($msg, 0);
}
}
if (IS_CLI) {
echo $msg . CRLF;
exit;
}
try {
$view = new View('error/500');
$error = '';
if ($msg instanceof Exception) {
$error .= 'Msg :' . $msg->getMessage() . CRLF . "Line:" . $msg->getLine() . CRLF . "File:" . Core::debug_path($msg->getFile());
} else {
$error .= $msg;
}
$view->error = $error;
$view->render(true);
} catch (Exception $e) {
list($REQUEST_URI) = explode('?', $_SERVER['REQUEST_URI'], 2);
$REQUEST_URI = htmlspecialchars(rawurldecode($REQUEST_URI));
echo '<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">' . CRLF . '<html>' . CRLF . '<head>' . CRLF . '<title>Internal Server Error</title>' . CRLF . '</head>' . CRLF . '<body>' . CRLF . '<h1>' . __('Internal Server Error') . '</h1>' . CRLF . '<p>The requested URL ' . $REQUEST_URI . ' was error on this server.</p>' . CRLF . '<hr>' . CRLF . $_SERVER['SERVER_SIGNATURE'] . CRLF . '</body>' . CRLF . '</html>';
}
# 执行注册的shutdown方法，并忽略输出的内容
ob_start();
Core::run_shutdown_function();
ob_end_clean();
exit;
}
/**
* Inline exception handler, displays the error message, source of the
* exception, and the stack trace of the error.
*
* @uses Kohana::exception_text
* @param object exception object
* @return boolean
*/
public static function exception_handler(\Exception $e, $return = false)
{
try {
// Get the exception information
$type = get_class($e);
$code = $e->getCode();
$message = $e->getMessage();
$file = $e->getFile();
$line = $e->getLine();
if (isset(static::$php_errors[$code])) {
$code = static::$php_errors[$code];
}
// Create a text version of the exception
$error = static::exception_text($e);
if (\IS_CLI) {
echo "\n{$error}\n";
return true;
}
// Get the exception backtrace
$trace = $e->getTrace();
if ($return !== true) {
\Core::close_buffers(false);
}
if ($e->getCode() == 43 || $e->getCode() == 404) {
\HttpIO::status(404);
} else {
\HttpIO::status(500);
}
\HttpIO::send_headers();
\ob_start();
include \Core::find_view(static::$template);
$string = ob_get_clean();
if ($return) {
return $string;
} else {
echo $string;
}
return true;
} catch (\Exception $e) {
// Clean the output buffer if one exists
\ob_get_level() && \ob_clean();
// Display the exception text
echo static::exception_text($e), "\n";
exit(1);
}
}
