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<?php /** * Klein (klein.php) - A fast & flexible router for PHP * * @author Chris O'Hara <cohara87@gmail.com> * @author Trevor Suarez (Rican7) (contributor and v2 refactorer) * @copyright (c) Chris O'Hara * @link https://github.com/klein/klein.php * @license MIT */
namespace Klein;
use Klein\DataCollection\DataCollection; use Klein\DataCollection\HeaderDataCollection; use Klein\DataCollection\ServerDataCollection;
/** * Request */ class Request {
/** * Class properties */
/** * Unique identifier for the request * * @type string */ protected $id;
/** * GET (query) parameters * * @type DataCollection */ protected $params_get;
/** * POST parameters * * @type DataCollection */ protected $params_post;
/** * Named parameters * * @type DataCollection */ protected $params_named;
/** * Client cookie data * * @type DataCollection */ protected $cookies;
/** * Server created attributes * * @type ServerDataCollection */ protected $server;
/** * HTTP request headers * * @type HeaderDataCollection */ protected $headers;
/** * Uploaded temporary files * * @type DataCollection */ protected $files;
/** * The request body * * @type string */ protected $body;
/** * Methods */
/** * Constructor * * Create a new Request object and define all of its request data * * @param array $params_get * @param array $params_post * @param array $cookies * @param array $server * @param array $files * @param string $body */ public function __construct( array $params_get = array(), array $params_post = array(), array $cookies = array(), array $server = array(), array $files = array(), $body = null ) { // Assignment city... $this->params_get = new DataCollection($params_get); $this->params_post = new DataCollection($params_post); $this->cookies = new DataCollection($cookies); $this->server = new ServerDataCollection($server); $this->headers = new HeaderDataCollection($this->server->getHeaders()); $this->files = new DataCollection($files); $this->body = $body ? (string) $body : null;
// Non-injected assignments $this->params_named = new DataCollection(); }
/** * Create a new request object using the built-in "superglobals" * * @link http://php.net/manual/en/language.variables.superglobals.php * @return Request */ public static function createFromGlobals() { // Create and return a new instance of this return new static( $_GET, $_POST, $_COOKIE, $_SERVER, $_FILES, null // Let our content getter take care of the "body" ); }
/** * Gets a unique ID for the request * * Generates one on the first call * * @param boolean $hash Whether or not to hash the ID on creation * @return string */ public function id($hash = true) { if (null === $this->id) { $this->id = uniqid();
if ($hash) { $this->id = sha1($this->id); } }
return $this->id; }
/** * Returns the GET parameters collection * * @return \Klein\DataCollection\DataCollection */ public function paramsGet() { return $this->params_get; }
/** * Returns the POST parameters collection * * @return \Klein\DataCollection\DataCollection */ public function paramsPost() { return $this->params_post; }
/** * Returns the named parameters collection * * @return \Klein\DataCollection\DataCollection */ public function paramsNamed() { return $this->params_named; }
/** * Returns the cookies collection * * @return \Klein\DataCollection\DataCollection */ public function cookies() { return $this->cookies; }
/** * Returns the server collection * * @return \Klein\DataCollection\DataCollection */ public function server() { return $this->server; }
/** * Returns the headers collection * * @return \Klein\DataCollection\HeaderDataCollection */ public function headers() { return $this->headers; }
/** * Returns the files collection * * @return \Klein\DataCollection\DataCollection */ public function files() { return $this->files; }
/** * Gets the request body * * @return string */ public function body() { // Only get it once if (null === $this->body) { $this->body = @file_get_contents('php://input'); }
return $this->body; }
/** * Returns all parameters (GET, POST, named, and cookies) that match the mask * * Takes an optional mask param that contains the names of any params * you'd like this method to exclude in the returned array * * @see \Klein\DataCollection\DataCollection::all() * @param array $mask The parameter mask array * @param boolean $fill_with_nulls Whether or not to fill the returned array * with null values to match the given mask * @return array */ public function params($mask = null, $fill_with_nulls = true) { /* * Make sure that each key in the mask has at least a * null value, since the user will expect the key to exist */ if (null !== $mask && $fill_with_nulls) { $attributes = array_fill_keys($mask, null); } else { $attributes = array(); }
// Merge our params in the get, post, cookies, named order return array_merge( $attributes, $this->params_get->all($mask, false), $this->params_post->all($mask, false), $this->cookies->all($mask, false), $this->params_named->all($mask, false) // Add our named params last ); }
/** * Return a request parameter, or $default if it doesn't exist * * @param string $key The name of the parameter to return * @param mixed $default The default value of the parameter if it contains no value * @return string */ public function param($key, $default = null) { // Get all of our request params $params = $this->params();
return isset($params[$key]) ? $params[$key] : $default; }
/** * Magic "__isset" method * * Allows the ability to arbitrarily check the existence of a parameter * from this instance while treating it as an instance property * * @param string $param The name of the parameter * @return boolean */ public function __isset($param) { // Get all of our request params $params = $this->params();
return isset($params[$param]); }
/** * Magic "__get" method * * Allows the ability to arbitrarily request a parameter from this instance * while treating it as an instance property * * @param string $param The name of the parameter * @return string */ public function __get($param) { return $this->param($param); }
/** * Magic "__set" method * * Allows the ability to arbitrarily set a parameter from this instance * while treating it as an instance property * * NOTE: This currently sets the "named" parameters, since that's the * one collection that we have the most sane control over * * @param string $param The name of the parameter * @param mixed $value The value of the parameter * @return void */ public function __set($param, $value) { $this->params_named->set($param, $value); }
/** * Magic "__unset" method * * Allows the ability to arbitrarily remove a parameter from this instance * while treating it as an instance property * * @param string $param The name of the parameter * @return void */ public function __unset($param) { $this->params_named->remove($param); }
/** * Is the request secure? * * @return boolean */ public function isSecure() { return ($this->server->get('HTTPS') == true); }
/** * Gets the request IP address * * @return string */ public function ip() { return $this->server->get('REMOTE_ADDR'); }
/** * Gets the request user agent * * @return string */ public function userAgent() { return $this->headers->get('USER_AGENT'); }
/** * Gets the request URI * * @return string */ public function uri() { return $this->server->get('REQUEST_URI', '/'); }
/** * Get the request's pathname * * @return string */ public function pathname() { $uri = $this->uri();
// Strip the query string from the URI $uri = strstr($uri, '?', true) ?: $uri;
return $uri; }
/** * Gets the request method, or checks it against $is * * <code> * // POST request example * $request->method() // returns 'POST' * $request->method('post') // returns true * $request->method('get') // returns false * </code> * * @param string $is The method to check the current request method against * @param boolean $allow_override Whether or not to allow HTTP method overriding via header or params * @return string|boolean */ public function method($is = null, $allow_override = true) { $method = $this->server->get('REQUEST_METHOD', 'GET');
// Override if ($allow_override && $method === 'POST') { // For legacy servers, override the HTTP method with the X-HTTP-Method-Override header or _method parameter if ($this->server->exists('X_HTTP_METHOD_OVERRIDE')) { $method = $this->server->get('X_HTTP_METHOD_OVERRIDE', $method); } else { $method = $this->param('_method', $method); }
$method = strtoupper($method); }
// We're doing a check if (null !== $is) { return strcasecmp($method, $is) === 0; }
return $method; }
/** * Adds to or modifies the current query string * * @param string $key The name of the query param * @param mixed $value The value of the query param * @return string */ public function query($key, $value = null) { $query = array();
parse_str( $this->server()->get('QUERY_STRING'), $query );
if (is_array($key)) { $query = array_merge($query, $key); } else { $query[$key] = $value; }
$request_uri = $this->uri();
if (strpos($request_uri, '?') !== false) { $request_uri = strstr($request_uri, '?', true); }
return $request_uri . (!empty($query) ? '?' . http_build_query($query) : null); } }
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