console.php

<?php
namespace Bownty\Foundation\Error;
use Bownty\Foundation\Environment;
use Cake\Console\ConsoleErrorHandler;
use Exception;
use NewRelic\Lib\NewRelic;
/**
 * Error Handler for Cake console. Does simple printing of the
 * exception that occurred and the stack trace of the error.
 */
class NewrelicConsoleErrorHandler extends ConsoleErrorHandler {
/**
 * Handle uncaught exceptions.
 *
 * Uses a template method provided by subclasses to display errors in an
 * environment appropriate way.
 *
 * @param \Exception $exception Exception instance.
 * @return void
 * @throws \Exception When renderer class not found
 * @see http://php.net/manual/en/function.set-exception-handler.php
 */
	public function handleException(Exception $exception) {
		$this->_setupNewRelic();
		NewRelic::sendException($exception);
		parent::handleException($exception);
	}
/**
 * Display/Log a fatal error.
 *
 * @param int $code Code of error
 * @param string $description Error description
 * @param string $file File on which error occurred
 * @param int $line Line that triggered the error
 * @return bool
 */
	public function handleFatalError($code, $description, $file, $line) {
		$this->_setupNewRelic();
		NewRelic::sendError($code, $description, $file, $line);
		parent::handleFatalError($code, $description, $file, $line);
	}
/**
 * Set as the default error handler by CakePHP.
 *
 * Use config/error.php to customize or replace this error handler.
 * This function will use Debugger to display errors when debug > 0. And
 * will log errors to Log, when debug == 0.
 *
 * You can use the 'errorLevel' option to set what type of errors will be handled.
 * Stack traces for errors can be enabled with the 'trace' option.
 *
 * @param int $code Code of error
 * @param string $description Error description
 * @param string|null $file File on which error occurred
 * @param int|null $line Line that triggered the error
 * @param array|null $context Context
 * @return bool True if error was handled
 */
	public function handleError($code, $description, $file = null, $line = null, $context = null) {
		$this->_setupNewRelic();
		NewRelic::sendError($code, $description, $file, $line, $context);
		parent::handleError($code, $description, $file, $line, $context);
	}
/**
 * Setup NewRelic environment
 *
 * @return void
 */
	protected function _setupNewRelic() {
		NewRelic::parameter('APP_VERSION', Environment::getAppVersion());
		NewRelic::parameter('APP_ENV', Environment::get());
		NewRelic::collect();
	}
}

web.php

<?php
namespace Bownty\Foundation\Error;
use Bownty\Foundation\Environment;
use Cake\Error\ErrorHandler;
use Exception;
use NewRelic\Lib\NewRelic;
/**
 * Error Handler provides basic error and exception handling for your application. It captures and
 * handles all unhandled exceptions and errors. Displays helpful framework errors when debug > 1.
 *
 */
class NewrelicErrorHandler extends ErrorHandler {
/**
 * Handle uncaught exceptions.
 *
 * Uses a template method provided by subclasses to display errors in an
 * environment appropriate way.
 *
 * @param \Exception $exception Exception instance.
 * @return void
 * @throws \Exception When renderer class not found
 * @see http://php.net/manual/en/function.set-exception-handler.php
 */
	public function handleException(Exception $exception) {
		$this->_setupNewRelic();
		NewRelic::sendException($exception);
		parent::handleException($exception);
	}
/**
 * Display/Log a fatal error.
 *
 * @param int $code Code of error
 * @param string $description Error description
 * @param string $file File on which error occurred
 * @param int $line Line that triggered the error
 * @return bool
 */
	public function handleFatalError($code, $description, $file, $line) {
		$this->_setupNewRelic();
		NewRelic::sendError($code, $description, $file, $line);
		parent::handleFatalError($code, $description, $file, $line);
	}
/**
 * Set as the default error handler by CakePHP.
 *
 * Use config/error.php to customize or replace this error handler.
 * This function will use Debugger to display errors when debug > 0. And
 * will log errors to Log, when debug == 0.
 *
 * You can use the 'errorLevel' option to set what type of errors will be handled.
 * Stack traces for errors can be enabled with the 'trace' option.
 *
 * @param int $code Code of error
 * @param string $description Error description
 * @param string|null $file File on which error occurred
 * @param int|null $line Line that triggered the error
 * @param array|null $context Context
 * @return bool True if error was handled
 */
	public function handleError($code, $description, $file = null, $line = null, $context = null) {
		$this->_setupNewRelic();
		NewRelic::sendError($code, $description, $file, $line, $context);
		parent::handleError($code, $description, $file, $line, $context);
	}
/**
 * Setup NewRelic environment
 *
 * @return void
 */
	protected function _setupNewRelic() {
		NewRelic::parameter('APP_VERSION', Environment::getAppVersion());
		NewRelic::parameter('APP_ENV', Environment::get());
		NewRelic::collect();
	}
}