PHPフレームワークとWordpressを共存させる

index.php

<?php
require_once __DIR__ . '/vendor/autoload.php';

$app = new \Silex\Application();

$app->get('/hello', function () {
	return 'Hello, world!';
});

$app->error(function ($ex) use ($app) {
	if ($ex instanceof \Symfony\Component\HttpKernel\Exception\HttpException &&
		$ex->getStatusCode() === 404) {
		return $app->stream(function () {
			/**
			 * Front to the WordPress application. This file doesn't do anything, but loads
			 * wp-blog-header.php which does and tells WordPress to load the theme.
			 *
			 * @package WordPress
			 */

			/**
			 * Tells WordPress to load the WordPress theme and output it.
			 *
			 * @var bool
			 */
			define('WP_USE_THEMES', true);

			/** Loads the WordPress Environment and Template */
			require( dirname( __FILE__ ) . '/web/wp-blog-header.php' );
		});
	}
});

$app->run();