<?php

error_reporting(E_ALL);

session_start();

define('WEB', "http://localhost/photoAlbum/");

define('UPLOAD', WEB.'files/');

define('INC', WEB.'inc/');

define('ROOT', realpath(dirname(__FILE__)).'/');

define('APP', ROOT.'app/');

define('MODELS', ROOT.'models/');

define('CONTROLLERS', ROOT.'controllers/');

define('VIEWS', ROOT.'views/');

require(APP."db.php");

get_db_connection()->query("set names UTF-8");

$queryString = $_SERVER['REQUEST_URI'];

$qmPos = strpos($queryString, '?');

if ($qmPos != 0)

{

$queryString = substr($queryString, 0, $qmPos);

}

$tmp = explode('/', $queryString);

$tmp = array_filter($tmp);

array_shift($tmp);

$queryString = implode('/', $tmp);

switch(true)

{

case empty($queryString):

$controller = 'index';

$action = 'index';

$params = array();

break;

case preg_match('/^photos\/(\d+)$/', $queryString, $matches) :

$controller = 'photos';

$action = 'show';

$params = array($matches[1]);

break;

case preg_match('/^photos\/upload\/?$/', $queryString) :

$controller = 'photos';

$action = 'upload';

$params = [];

break;

case preg_match('/^register\/?$/', $queryString) :

$controller = 'users';

$action = 'register';

$params = [];

break;

case preg_match('/^login\/?$/', $queryString) :

$controller = 'users';

$action = 'login';

$params = [];

break;

case preg_match('/^albums\/add\/?$/', $queryString) :

$controller = 'albums';

$action = 'add';

$params = [];

break;

case preg_match('/^users\/([\d]+)\/albums\/?$/', $queryString, $matches) :

$controller = 'albums';

$action = 'showByUser';

$params = [$matches[1]];

break;

case preg_match('/^albums\/([\d]+)\/?$/', $queryString, $matches):

$controller = 'albums';

$action = 'showById';

$params = [$matches[1]];

break;

case preg_match('/^users\/([\d]+)\/photos\/?$/', $queryString, $matches) :

$controller = 'photos';

$action = 'showByUser';

$params = [$matches[1]];

break;

case preg_match('/^users\/logout\/?$/', $queryString, $matches) :

$controller = 'users';

$action = 'logout';

$params = [];

break;

//case preg_match('/^photos\/delete\/?$/', )

}

$filename = CONTROLLERS.$controller.'.php';

if (file_exists($filename) && is_readable($filename))

{

require($filename);

$functionName = $controller.'_'.$action;

if (function_exists($functionName))

{

if (is_callable($functionName))

{

call_user_func_array($functionName, $params);

}

else

{

echo "error";

}

}

else

{

echo "404";

}

}

else

{

echo "cannot open file";

}

?>