130 lines
3.6 KiB
PHP
130 lines
3.6 KiB
PHP
<?php namespace System;
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class Error {
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/**
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* Error levels and descriptions.
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*
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* @var array
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*/
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public static $levels = array(
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0 => 'Error',
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E_ERROR => 'Error',
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E_WARNING => 'Warning',
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E_PARSE => 'Parsing Error',
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E_NOTICE => 'Notice',
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E_CORE_ERROR => 'Core Error',
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E_CORE_WARNING => 'Core Warning',
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E_COMPILE_ERROR => 'Compile Error',
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E_COMPILE_WARNING => 'Compile Warning',
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E_USER_ERROR => 'User Error',
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E_USER_WARNING => 'User Warning',
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E_USER_NOTICE => 'User Notice',
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E_STRICT => 'Runtime Notice'
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);
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/**
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* Handle an exception.
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*
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* @param Exception $e
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* @return void
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*/
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public static function handle($e)
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{
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// -----------------------------------------------------
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// Clean the output buffer. We don't want any rendered
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// views or text to be sent to the browser.
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// -----------------------------------------------------
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if (ob_get_level() > 0)
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{
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ob_clean();
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}
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// -----------------------------------------------------
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// Get the error severity in human readable format.
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// -----------------------------------------------------
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$severity = (array_key_exists($e->getCode(), static::$levels)) ? static::$levels[$e->getCode()] : $e->getCode();
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// -----------------------------------------------------
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// Get the error file. Views require special handling
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// since view errors occur within eval'd code.
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// -----------------------------------------------------
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if (strpos($e->getFile(), 'view.php') !== false and strpos($e->getFile(), "eval()'d code") !== false)
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{
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$file = APP_PATH.'views/'.View::$last.EXT;
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}
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else
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{
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$file = $e->getFile();
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}
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$message = rtrim($e->getMessage(), '.');
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if (Config::get('error.log'))
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{
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Log::error($message.' in '.$e->getFile().' on line '.$e->getLine());
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}
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// -----------------------------------------------------
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// Detailed error view contains the file name and stack
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// trace of the error. It is not wise to have details
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// enabled in a production environment.
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//
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// The generic error view (error/500) only has a simple,
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// generic error message suitable for production.
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// -----------------------------------------------------
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if (Config::get('error.detail'))
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{
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$view = View::make('exception')
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->bind('severity', $severity)
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->bind('message', $message)
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->bind('file', $file)
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->bind('line', $e->getLine())
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->bind('trace', $e->getTraceAsString())
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->bind('contexts', static::context($file, $e->getLine()));
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Response::make($view, 500)->send();
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}
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else
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{
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Response::make(View::make('error/500'), 500)->send();
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}
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exit(1);
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}
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/**
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* Get the file context of an exception.
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*
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* @param string $path
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* @param int $line
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* @param int $padding
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* @return array
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*/
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private static function context($path, $line, $padding = 5)
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{
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if (file_exists($path))
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{
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$file = file($path, FILE_IGNORE_NEW_LINES);
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array_unshift($file, '');
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// -----------------------------------------------------
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// Calculate the starting position of the file context.
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// -----------------------------------------------------
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$start = $line - $padding;
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$start = ($start < 0) ? 0 : $start;
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// -----------------------------------------------------
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// Calculate the context length.
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// -----------------------------------------------------
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$length = ($line - $start) + $padding + 1;
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$length = (($start + $length) > count($file) - 1) ? null : $length;
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return array_slice($file, $start, $length, true);
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}
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return array();
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}
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} |