index.php

<?php
/* ----------------------------------------------------------------------
 * index.php : health check
 * ----------------------------------------------------------------------
 * CollectiveAccess
 * Open-source collections management software
 * ----------------------------------------------------------------------
 *
 * Software by Whirl-i-Gig (http://www.whirl-i-gig.com)
 * Copyright 2019 Whirl-i-Gig
 *
 * For more information visit http://www.CollectiveAccess.org
 *
 * This program is free software; you may redistribute it and/or modify it under
 * the terms of the provided license as published by Whirl-i-Gig
 *
 * CollectiveAccess is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTIES whatsoever, including any implied warranty of 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  
 *
 * This source code is free and modifiable under the terms of 
 * GNU General Public License. (http://www.gnu.org/copyleft/gpl.html). See
 * the "license.txt" file for details, or visit the CollectiveAccess web site at
 * http://www.CollectiveAccess.org
 *
 * ----------------------------------------------------------------------
 */
	define("__CA_APP_TYPE__", "PROVIDENCE");
	define("__CA_MICROTIME_START_OF_REQUEST__", microtime());
	define("__CA_BASE_MEMORY_USAGE__", memory_get_usage(true));
	require("../app/helpers/errorHelpers.php");
	
	$s = explode("/", isset($_SERVER['SCRIPT_FILENAME']) ? $_SERVER['SCRIPT_FILENAME'] : __FILE__);
	array_pop($s); array_pop($s);
	define("__CA_BASE_DIR__", join("/", $s));
	
	if (!file_exists('../setup.php')) {
		print "No setup.php found";
		http_response_code(500);
		exit; 
	}
	if (!@require('../setup.php')) { 
		print "Loading setup.php failed";
	    http_response_code(500);
		exit; 
	}
	if (!@require_once('../app/helpers/post-setup.php')) {
		print "Loading post-setup.php failed";
	    http_response_code(500);
		exit; 
	}
	
	require_once(__CA_APP_DIR__.'/lib/ConfigurationCheck.php');
	ConfigurationCheck::performQuick(['skipPathChecks' => true]);
	if(ConfigurationCheck::foundErrors()){
		print "Configuration check failed";
		ConfigurationCheck::renderErrorsAsHTMLOutput();
	    http_response_code(500);
		exit; 
	}
	
	print "status=happy";