<?php
// load Tonic library
require_once __DIR__ . '/../library/tonic/lib/tonic.php';
require_once __DIR__ . '/../api/controller.php';
require_once ROOTPATH . '/rest/oauth/OAuth2StorageUserCredential.php';

//Retrieveing the mapping of the URIs and his respectives classNames and classPath
$config = parse_ini_file( __DIR__ . '/../config/Tonic.srv', true );

//looping through the mapping to create 2 separated maps:
// First indexed by the uri that carry the classNames, 
// that its used by Tonic to autoload them when routed by him accordingly;
// Second indexed by the className that carry the classPaths,
// used by the autoload register to find the correct path of the class that's going to
// be loaded;

$autoload = array();
$classpath = array();

foreach( $config as $uri => $classFile ){
    foreach( $classFile as $className => $filePath )
    {
	$autoload[ $uri ] = $className;
	$classpath[ $className ] = $filePath;
    }
}

//The autoload function that's called by the PHP when Tonic routes a class not declared previously
function __autoload($class) {

	global $classpath;

	if(isset($classpath[ $class ])){
		require_once(__DIR__ . $classpath[ $class ] );
	}
}

// handle request, passing the current env baseUri and autoload mapping;

$restConf = parse_ini_file( __DIR__ . '/../config/REST.ini', true );
$request = new Request(array(
	'baseUri'=> $restConf['baseUri'],
	'autoload' => $autoload,
));

try {
    $resource = $request->loadResource();
    $response = $resource->exec($request);

} catch (ResponseException $e) {
    switch ($e->getCode()) {
    case Response::UNAUTHORIZED:
        $response = $e->response($request);
        $response->addHeader('WWW-Authenticate', 'Basic realm="Tonic"');
        break;
    default:
        $response = $e->response($request);
    }
}
$response->output();