{

static protected $trustProxy = false;

/**

* @var Collection

*/

public $request;

/**

* @var Collection

*/

public $query;

/**

* @var Collection

*/

public $attributes;

/**

* @var Collection

*/

public $cookies;

/**

* @var Collection

*/

public $files;

/**

* @var Collection

*/

public $server;

/**

* @var Collection

*/

public $headers;

public $content = array();

public $languages = null;

public $charsets = null;

public $acceptableContentTypes = null;

public $pathInfo = null;

public $requestUri = null;

public $baseUrl = null;

public $basePath = null;

public $method = null;

public $cacheControl = array();

public static $formats = array(

'html' => array('text/html', 'application/xhtml+xml'),

'txt' => array('text/plain'),

'js' => array('application/javascript', 'application/x-javascript', 'text/javascript'),

'css' => array('text/css'),

'json' => array('application/json', 'application/x-json'),

'xml' => array('text/xml', 'application/xml', 'application/x-xml'),

'rdf' => array('application/rdf+xml'),

'atom' => array('application/atom+xml'),

);

public function __construct(

array $query = array(),

array $request = array(),

array $attributes = array(),

array $cookies = array(),

array $files = array(),

array $server = array(),

$content = null

) {

$this->init($query, $request, $attributes, $cookies, $files, $server, $content);

}

public function init(

array $query = array(),

array $request = array(),

array $attributes = array(),

array $cookies = array(),

array $files = array(),

array $server = array(),

$content = null

) {

$this->request = new Collection($request);

$this->query = new Collection($query);

$this->attributes = new Collection($attributes);

$this->cookies = new Collection($cookies);

$this->files = new Collection($files);

$this->server = new Collection($server);

$this->headers = new Collection($this->getHeaders());

$this->cacheControl = new Collection($this->parseCacheControl($server));

$this->content = $content;

$this->languages = null;

$this->charsets = null;

$this->pathInfo = null;

$this->requestUri = null;

$this->baseUrl = null;

$this->basePath = null;

$this->method = null;

$this->format = null;

$this->acceptableContentTypes = null;

}

/**

* Creates a new request with values from PHP's super globals.

*

* @return Request A new request

*

* @api

*/

static public function createFromGlobals()

{

$request = new static($_GET, $_POST, array(), $_COOKIE, $_FILES, $_SERVER);

if (0 === strpos($request->server->get('CONTENT_TYPE'), 'application/x-www-form-urlencoded')

&& in_array(strtoupper($request->server->get('REQUEST_METHOD', 'GET')), array('PUT', 'DELETE'))

) {

parse_str($request->getContent(), $data);

$request->request = new Collection($data);

}

return $request;

}

/**

* Creates a Request based on a given URI and configuration.

*

* @param string $uri The URI

* @param string $method The HTTP method

* @param array $parameters The query (GET) or request (POST) parameters

* @param array $cookies The request cookies ($_COOKIE)

* @param array $files The request files ($_FILES)

* @param array $server The server parameters ($_SERVER)

* @param string $content The raw body data

*

* @return Request A Request instance

*

* @api

*/

public static function create($uri, $method = 'GET', $parameters = array(), $cookies = array(), $files = array(), $server = array(), $content = null)

{

$defaults = array(

'SERVER_NAME' => 'localhost',

'SERVER_PORT' => 80,

'HTTP_HOST' => 'localhost',

'HTTP_USER_AGENT' => 'PhpAlchemy/1.0',

'HTTP_ACCEPT' => 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',

'HTTP_ACCEPT_LANGUAGE' => 'en-us,en;q=0.5',

'HTTP_ACCEPT_CHARSET' => 'ISO-8859-1,utf-8;q=0.7,*;q=0.7',

'REMOTE_ADDR' => '127.0.0.1',

'SCRIPT_NAME' => '',

'SCRIPT_FILENAME' => '',

'SERVER_PROTOCOL' => 'HTTP/1.1',

'REQUEST_TIME' => time(),

);

$components = parse_url($uri);

if (isset($components['host'])) {

$defaults['SERVER_NAME'] = $components['host'];

$defaults['HTTP_HOST'] = $components['host'];

}

if (isset($components['scheme'])) {

if ('https' === $components['scheme']) {

$defaults['HTTPS'] = 'on';

$defaults['SERVER_PORT'] = 443;

}

}

if (isset($components['port'])) {

$defaults['SERVER_PORT'] = $components['port'];

$defaults['HTTP_HOST'] = $defaults['HTTP_HOST'].':'.$components['port'];

}

if (isset($components['user'])) {

$defaults['PHP_AUTH_USER'] = $components['user'];

}

if (isset($components['pass'])) {

$defaults['PHP_AUTH_PW'] = $components['pass'];

}

if (!isset($components['path'])) {

$components['path'] = '';

}

switch (strtoupper($method)) {

case 'POST':

case 'PUT':

case 'DELETE':

$defaults['CONTENT_TYPE'] = 'application/x-www-form-urlencoded';

case 'PATCH':

$request = $parameters;

$query = array();

break;

default:

$request = array();

$query = $parameters;

break;

}

if (isset($components['query'])) {

parse_str(html_entity_decode($components['query']), $qs);

$query = array_replace($qs, $query);

}

$queryString = http_build_query($query, '', '&');

$uri = $components['path'].('' !== $queryString ? '?'.$queryString : '');

$server = array_replace($defaults, $server, array(

'REQUEST_METHOD' => strtoupper($method),

'PATH_INFO' => '',

'REQUEST_URI' => $uri,

'QUERY_STRING' => $queryString,

));

return new static($query, $request, array(), $cookies, $files, $server, $content);

}

public function getBaseUrl()

{

if (!empty($this->baseUrl)) {

return $this->baseUrl;

}

$filename = basename($this->server->get('SCRIPT_FILENAME'));

if (basename($this->server->get('SCRIPT_NAME')) === $filename) {

$baseUrl = $this->server->get('SCRIPT_NAME');

} elseif (basename($this->server->get('PHP_SELF')) === $filename) {

$baseUrl = $this->server->get('PHP_SELF');

} elseif (basename($this->server->get('ORIG_SCRIPT_NAME')) === $filename) {

$baseUrl = $this->server->get('ORIG_SCRIPT_NAME'); // 1and1 shared hosting compatibility

} else {

// Backtrack up the script_filename to find the portion matching

// php_self

$path = $this->server->get('PHP_SELF', '');

$file = $this->server->get('SCRIPT_FILENAME', '');

$segs = explode('/', trim($file, '/'));

$segs = array_reverse($segs);

$index = 0;

$last = count($segs);

$baseUrl = '';

do {

$seg = $segs[$index];

$baseUrl = '/'.$seg.$baseUrl;

++$index;

} while (($last > $index) && (false !== ($pos = strpos($path, $baseUrl))) && (0 != $pos));

}

// Does the baseUrl have anything in common with the request_uri?

$requestUri = $this->getRequestUri();

if ($baseUrl && 0 === strpos($requestUri, $baseUrl)) {

// full $baseUrl matches

return $baseUrl;

}

if ($baseUrl && 0 === strpos($requestUri, dirname($baseUrl))) {

// directory portion of $baseUrl matches

return rtrim(dirname($baseUrl), '/');

}

$truncatedRequestUri = $requestUri;

if (($pos = strpos($requestUri, '?')) !== false) {

$truncatedRequestUri = substr($requestUri, 0, $pos);

}

$basename = basename($baseUrl);

if (empty($basename) || !strpos($truncatedRequestUri, $basename)) {

// no match whatsoever; set it blank

return '';

}

// If using mod_rewrite or ISAPI_Rewrite strip the script filename

// out of baseUrl. $pos !== 0 makes sure it is not matching a value

// from PATH_INFO or QUERY_STRING

if (

strlen($requestUri) >= strlen($baseUrl) &&

((false !== ($pos = strpos($requestUri, $baseUrl))) && ($pos !== 0))

) {

$baseUrl = substr($requestUri, 0, $pos + strlen($baseUrl));

}

$this->baseUrl = rtrim($baseUrl, '/');

return $this->baseUrl;

}

public function getMethod()

{

if (empty($this->method)) {

$this->method = strtoupper($this->server->get('REQUEST_METHOD', 'GET'));

if ('POST' === $this->method) {

$this->method = strtoupper(

$this->headers->get('X-HTTP-METHOD-OVERRIDE',

$this->request->get('_method', 'POST'))

);

}

}

return $this->method;

}

public function getHttpHost()

{

//$scheme = $this->getScheme();

$protocol = $this->isSecure() ? 'https' : 'http';

$port = $this->getPort();

if (($protocol === 'http' && $port === 80) || ($protocol === 'https' && $port === 443)) {

return $this->getHost();

}

return $this->getHost() . ':' . $port;

}

public function isSecure()

{

return (

(strtolower($this->server->get('HTTPS')) == 'on' || $this->server->get('HTTPS') == 1) ||

(

self::$trustProxy &&

strtolower($this->headers->get('SSL_HTTPS')) == 'on' ||

$this->headers->get('SSL_HTTPS') == 1

) ||

(self::$trustProxy && strtolower($this->headers->get('X_FORWARDED_PROTO')) == 'https')

);

}

public function getPort()

{

if (self::$trustProxy && $this->headers->has('X-Forwarded-Port')) {

return intval($this->headers->get('X-Forwarded-Port'));

}

return intval($this->server->get('SERVER_PORT'));

}

public function getHost()

{

if (self::$trustProxy && $host = $this->headers->get('X_FORWARDED_HOST')) {

$elements = explode(',', $host);

$host = trim($elements[count($elements) - 1]);

} else {

if (!$host = $this->headers->get('HOST')) {

if (!$host = $this->server->get('SERVER_NAME')) {

$host = $this->server->get('SERVER_ADDR', '');

}

}

}

//TODO improve this to don't use preg_match

$host = preg_replace('/:\d+$/', '', $host); // Remove port number from host

return trim($host);

}

public function getHeaders()

{

$headers = array();

$parameters = $this->server->all();

foreach ($parameters as $key => $value) {

if (0 === strpos($key, 'HTTP_')) {

$headers[substr($key, 5)] = $value;

}

// CONTENT_* are not prefixed with HTTP_

elseif (in_array($key, array('CONTENT_LENGTH', 'CONTENT_MD5', 'CONTENT_TYPE'))) {

$headers[$key] = $value;

}

}

if (isset($this->parameters['PHP_AUTH_USER'])) {

$headers['PHP_AUTH_USER'] = $this->parameters['PHP_AUTH_USER'];

$headers['PHP_AUTH_PW'] = isset($this->parameters['PHP_AUTH_PW']) ? $this->parameters['PHP_AUTH_PW'] : '';

} else {

/*

* php-cgi under Apache does not pass HTTP Basic user/pass to PHP by default

* For this workaround to work, add this line to your .htaccess file:

* RewriteRule .* - [E=HTTP_AUTHORIZATION:%{HTTP:Authorization}]

*

* A sample .htaccess file:

* RewriteEngine On

* RewriteRule .* - [E=HTTP_AUTHORIZATION:%{HTTP:Authorization}]

* RewriteCond %{REQUEST_FILENAME} !-f

* RewriteRule ^(.*)$ app.php [QSA,L]

*/

$authorizationHeader = null;

if (isset($this->parameters['HTTP_AUTHORIZATION'])) {

$authorizationHeader = $this->parameters['HTTP_AUTHORIZATION'];

} elseif (isset($this->parameters['REDIRECT_HTTP_AUTHORIZATION'])) {

$authorizationHeader = $this->parameters['REDIRECT_HTTP_AUTHORIZATION'];

}

// Decode AUTHORIZATION header into PHP_AUTH_USER and PHP_AUTH_PW

if (null !== $authorizationHeader) {

$exploded = explode(':', base64_decode(substr($authorizationHeader, 6)));

if (count($exploded) == 2) {

list($headers['PHP_AUTH_USER'], $headers['PHP_AUTH_PW']) = $exploded;

}

}

}

// PHP_AUTH_USER/PHP_AUTH_PW

if (isset($headers['PHP_AUTH_USER'])) {

$headers['AUTHORIZATION'] = 'Basic '.base64_encode($headers['PHP_AUTH_USER'].':'.$headers['PHP_AUTH_PW']);

}

return $headers;

}

public function getScheme()

{

return $this->isSecure() ? 'https' : 'http';

}

public function getPathInfo()

{

if (null === $this->pathInfo) {

$this->pathInfo = $this->preparePathInfo();

}

return $this->pathInfo;

}

protected function preparePathInfo()

{

$baseUrl = $this->getBaseUrl();

$requestUri = $this->getRequestUri();

if ($requestUri === null) {

return '/';

}

$pathInfo = '/';

// Remove the query string from REQUEST_URI

$pos = strpos($requestUri, '?');

if ($pos !== false) {

$requestUri = substr($requestUri, 0, $pos);

}

$pathInfo = substr(urldecode($requestUri), strlen(urldecode($baseUrl)));

if ($baseUrl !== null && $pathInfo === false) {

// If substr() returns false then PATH_INFO is set to an empty string

return '/';

} elseif ($baseUrl === null) {

$pathInfo = $requestUri;

}

if (strlen($pathInfo) > 1 && substr($pathInfo, -1) === '/') {

$pathInfo = substr($pathInfo, 0, -1);

}

return $pathInfo;

}

public function getRequestUri()

{

if ($this->requestUri === null) {

$this->requestUri = $this->prepareRequestUri();

}

return $this->requestUri;

}

/*

* The following methods are derived from code of the Zend Framework (1.10dev - 2010-01-24)

*

* Code subject to the new BSD license (http://framework.zend.com/license/new-bsd).

* Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

*/

protected function prepareRequestUri()

{

$requestUri = '';

if ($this->headers->has('X_REWRITE_URL') && false !== stripos(PHP_OS, 'WIN')) {

// check this first so IIS will catch

$requestUri = $this->headers->get('X_REWRITE_URL');

} elseif ($this->server->get('IIS_WasUrlRewritten') == '1' && $this->server->get('UNENCODED_URL') != '') {

// IIS7 with URL Rewrite: make sure we get the unencoded url (double slash problem)

$requestUri = $this->server->get('UNENCODED_URL');

} elseif ($this->server->has('REQUEST_URI')) {

$requestUri = $this->server->get('REQUEST_URI');

// HTTP proxy reqs setup request uri with scheme and host [and port] + the url path, only use url path

$schemeAndHttpHost = $this->getScheme().'://'.$this->getHttpHost();

if (strpos($requestUri, $schemeAndHttpHost) === 0) {

$requestUri = substr($requestUri, strlen($schemeAndHttpHost));

}

} elseif ($this->server->has('ORIG_PATH_INFO')) {

// IIS 5.0, PHP as CGI

$requestUri = $this->server->get('ORIG_PATH_INFO');

if ($this->server->get('QUERY_STRING')) {

$requestUri .= '?'.$this->server->get('QUERY_STRING');

}

}

return $requestUri;

}

public function getMimeType($format)

{

return isset(static::$formats[$format]) ? static::$formats[$format][0] : null;

}

public function getContent($asResource = false)

{

if ($this->content === false || ($asResource === true && $this->content !== null)) {

throw new \LogicException('getContent() can only be called once when using the resource return type.');

}

if ($asResource === true) {

$this->content = false;

return fopen('php://input', 'rb');

}

if ($this->content === null) {

$this->content = file_get_contents('php://input');

}

return $this->content;

}

public function getEtags()

{

return preg_split('/\s*,\s*/', $this->headers->get('if_none_match'), null, PREG_SPLIT_NO_EMPTY);

}

public function isNoCache()

{

return $this->cacheControl->has('no-cache') || 'no-cache' == $this->headers->get('Pragma');

}

protected function parseCacheControl($server)

{

if (empty($server['HTTP_CACHE_CONTROL'])) {

return array();

}

$header = $server['HTTP_CACHE_CONTROL'];

$cacheControl = array();

preg_match_all('#([a-zA-Z][a-zA-Z_-]*)\s*(?:=(?:"([^"]*)"|([^ \t",;]*)))?#', $header, $matches, PREG_SET_ORDER);

foreach ($matches as $match) {

$cacheControl[strtolower($match[1])] = isset($match[2]) && $match[2] ?

$match[2] : (isset($match[3]) ? $match[3] : true);

}

return $cacheControl;

}

/**

* Gets the request format.

*

* Here is the process to determine the format:

*

* -> format defined by the user (with setRequestFormat())

* -> _format request parameter

* -> $default

*

* @param string $default The default format

* @return string The request format

*/

public function getRequestFormat($default = 'html')

{

if (null === $this->format) {

$this->format = $this->get('_format', $default);

}

return $this->format;

}

/**

* Gets a "parameter" value.

*

* This method is mainly useful for libraries that want to provide some flexibility.

*

* Order of precedence: GET, PATH, POST, COOKIE

* Avoid using this method in controllers:

* * slow

* * prefer to get from a "named" source

*

* @param string $key the key

* @param mixed $default the default value

* @param type $deep is parameter deep in multidimensional array

*

* @return mixed

*/

public function get($key, $default = null)

{

return $this->query->get(

$key,

$this->attributes->get(

$key,

$this->request->get(

$key,

$default

)

)

);

}

/**

* Returns true if the request is a XMLHttpRequest.

*

* It works if your JavaScript library set an X-Requested-With HTTP header.

* It is known to work with Prototype, Mootools, jQuery.

*

* @return Boolean true if the request is an XMLHttpRequest, false otherwise

*

* @api

*/

public function isXmlHttpRequest()

{

return 'XMLHttpRequest' == $this->headers->get('X_REQUESTED_WITH');

}

function isMobile()

{

$is_mobile = '0';

if (preg_match(

'/(googlebot-mobile|android|up.browser|up.link|mmp|symbian|smartphone|midp|wap|phone|mobile)/i',

strtolower($_SERVER['HTTP_USER_AGENT']))

) {

$is_mobile = 1;

}

if (

strpos(strtolower($_SERVER['HTTP_ACCEPT']), 'application/vnd.wap.xhtml+xml') > 0 ||

isset($_SERVER['HTTP_X_WAP_PROFILE']) ||

isset($_SERVER['HTTP_PROFILE'])

) {

$is_mobile = 1;

}

$mobile_ua = strtolower(substr($_SERVER['HTTP_USER_AGENT'], 0, 4 ));

$mobile_agents = array(

'w3c ','acs-','alav','alca','amoi','andr','audi','avan','benq','bird','blac','blaz','brew','cell',

'cldc','cmd-','dang','doco','eric','hipt','inno','ipaq','java','jigs','kddi','keji','leno','lg-c',

'lg-d','lg-g','lge-','maui','maxo','midp','mits','mmef','mobi','mot-','moto','mwbp','nec-','newt',

'noki','oper','palm','pana','pant','phil','play','port','prox','qwap','sage','sams','sany','sch-',

'sec-','send','seri','sgh-','shar','sie-','siem','smal','smar','sony','sph-','symb','t-mo','teli',

'tim-','tosh','tsm-','upg1','upsi','vk-v','voda','wap-','wapa','wapi','wapp','wapr','webc','winw','winw','xda','xda-'

);

if (in_array($mobile_ua, $mobile_agents)) {

$is_mobile = 1;

}

if (isset($_SERVER['ALL_HTTP'])) {

if (strpos(strtolower($_SERVER['ALL_HTTP']),'OperaMini') > 0) {

$is_mobile = 1;

}

}

if (strpos(strtolower($_SERVER['HTTP_USER_AGENT']),'windows') > 0) {

$is_mobile = 0;

}

return $is_mobile;

}

function isIphone()

{

if (preg_match('/iphone/', strtolower($_SERVER['HTTP_USER_AGENT']))) {

return true;

}

return false;

}

function isIpad()

{

if (preg_match('/ipad/', strtolower($_SERVER['HTTP_USER_AGENT']))) {

return true;

}

return false;

}