initial commit of laravel!

system/error.php

@@ -0,0 +1,156 @@
+<?php namespace System;
+
+class Error {
+
+	/**
+	 * Error levels.
+	 *
+	 * @var array
+	 */
+	public static $levels = array(
+		0                  => 'Error',
+		E_ERROR            => 'Error',
+		E_WARNING          => 'Warning',
+		E_PARSE            => 'Parsing Error',
+		E_NOTICE           => 'Notice',
+		E_CORE_ERROR       => 'Core Error',
+		E_CORE_WARNING     => 'Core Warning',
+		E_COMPILE_ERROR    => 'Compile Error',
+		E_COMPILE_WARNING  => 'Compile Warning',
+		E_USER_ERROR       => 'User Error',
+		E_USER_WARNING     => 'User Warning',
+		E_USER_NOTICE      => 'User Notice',
+		E_STRICT           => 'Runtime Notice'
+	);
+
+	/**
+	 * Handle an exception.
+	 *
+	 * @param  Exception  $e
+	 * @return void
+	 */
+	public static function handle($e)
+	{
+		// -----------------------------------------------------
+		// Clean the output buffer.
+		// -----------------------------------------------------
+		if (ob_get_level() > 0)
+		{
+			ob_clean();
+		}
+
+		// -----------------------------------------------------
+		// Get the error severity.
+		// -----------------------------------------------------
+		$severity = (array_key_exists($e->getCode(), static::$levels)) ? static::$levels[$e->getCode()] : $e->getCode();
+
+		// -----------------------------------------------------
+		// Get the error file. Views require special handling
+		// since view errors occur within eval'd code.
+		// -----------------------------------------------------
+		if (strpos($e->getFile(), 'view.php') !== false and strpos($e->getFile(), "eval()'d code") !== false)
+		{
+			$file = APP_PATH.'views/'.View::$last.EXT;
+		}
+		else
+		{
+			$file = $e->getFile();
+		}
+
+		// -----------------------------------------------------
+		// Trim the period off of the error message.
+		// -----------------------------------------------------
+		$message = rtrim($e->getMessage(), '.');
+
+		// -----------------------------------------------------
+		// Log the error.
+		// -----------------------------------------------------
+		if (Config::get('error.log'))
+		{
+			Log::error($message.' in '.$e->getFile().' on line '.$e->getLine());
+		}
+
+		if (Config::get('error.detail'))
+		{
+			// -----------------------------------------------------
+			// Build the error view.
+			// -----------------------------------------------------
+			$view = View::make('error/exception')
+											->bind('severity', $severity)
+											->bind('message', $message)
+											->bind('file', $file)
+											->bind('line', $e->getLine())
+											->bind('trace', $e->getTraceAsString())
+											->bind('contexts', static::context($file, $e->getLine()));
+			
+			// -----------------------------------------------------
+			// Send the detailed error response.
+			// -----------------------------------------------------
+			Response::make($view, 500)->send();
+		}
+		else
+		{
+			// -----------------------------------------------------
+			// Send the generic error response.
+			// -----------------------------------------------------
+			Response::make(View::make('error/500'), 500)->send();
+		}
+
+		exit(1);
+	}
+
+	/**
+	 * Get the file context of an exception.
+	 *
+	 * @param  string  $path
+	 * @param  int     $line
+	 * @param  int     $padding
+	 * @return array
+	 */
+	private static function context($path, $line, $padding = 5)
+	{
+		// -----------------------------------------------------
+		// Verify that the file exists.
+		// -----------------------------------------------------
+		if (file_exists($path))
+		{
+			// -----------------------------------------------------
+			// Get the contents of the file.
+			// -----------------------------------------------------
+			$file = file($path, FILE_IGNORE_NEW_LINES);
+
+			// -----------------------------------------------------
+			// Unshift the array.
+			// -----------------------------------------------------
+			array_unshift($file, '');
+
+			// -----------------------------------------------------
+			// Calculate the starting position.
+			// -----------------------------------------------------
+			$start = $line - $padding;
+
+			if ($start < 0)
+			{
+				$start = 0;
+			}
+
+			// -----------------------------------------------------
+			// Calculate the context length.
+			// -----------------------------------------------------
+			$length = ($line - $start) + $padding + 1;
+
+			if (($start + $length) > count($file) - 1)
+			{
+				$length = null;
+			}
+
+			// -----------------------------------------------------
+			// Return the context.
+			// -----------------------------------------------------
+			return array_slice($file, $start, $length, true);			
+		}
+
+		return array();
+	}
+
+}