Implements: Kohana_HTTP_Request | Kohana_HTTP_Interaction | HTTP_Interaction | HTTP_Request
Request and response wrapper. Uses the Route class to determine what Controller to send the request to.
Class declared in SYSPATH/classes/request.php on line 3.
string(3) "GET"string(4) "POST"string(3) "PUT"string(6) "DELETE"string(4) "HEAD"string(7) "OPTIONS"string(5) "TRACE"string(7) "CONNECT"string $client_ipclient IP address
string(14) "18.118.146.180"Request $currentcurrently executing request instance
object Request()
Request $initialmain request instance
object Request()
string $user_agentclient user agent
string(103) "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])"
string $_actionaction to be executed in the controller
string $_bodythe body
Kohana_Request_Client $_clientstring $_controllercontroller to be executed
array $_cookiescookies to send with the request
string $_directorycontroller directory
boolean $_externalexternal request
array $_getquery parameters
Kohana_HTTP_Header $_headerheaders to sent as part of the request
string $_methodmethod: GET, POST, PUT, DELETE, HEAD, etc
array $_paramsparameters from the route
array $_postpost parameters
string $_protocolprotocol: HTTP/1.1, FTP, CLI, etc
string $_referrerreferring URL
string $_requested_withthe x-requested-with header which most likely
Kohana_Response $_responseresponse
Route $_routeroute matched for this request
Route $_routesarray of routes to manually look at instead of the global namespace
string $_urithe URI of the request
Creates a new request object for the given URI. New requests should be created using the Request::instance or Request::factory methods.
$request = new Request($uri);
If $cache parameter is set, the response for the request will attempt to be retrieved from the cache.
string
$uri
required - URI of the requestCache
$cache
= NULL - $cachearray
$injected_routes
= array(0) - An array of routes to use, for testingvoidpublic function __construct($uri, Cache $cache = NULL, $injected_routes = array())
{
// Initialise the header
$this->_header = new HTTP_Header(array());
// Assign injected routes
$this->_injected_routes = $injected_routes;
// Cleanse query parameters from URI (faster that parse_url())
$split_uri = explode('?', $uri);
$uri = array_shift($split_uri);
// Initial request has global $_GET already applied
if (Request::$initial !== NULL)
{
if ($split_uri)
{
parse_str($split_uri[0], $this->_get);
}
}
// Detect protocol (if present)
// Always default to an internal request if we don't have an initial.
// This prevents the default index.php from being able to proxy
// external pages.
if (Request::$initial === NULL OR strpos($uri, '://') === FALSE)
{
// Remove trailing slashes from the URI
$uri = trim($uri, '/');
$processed_uri = Request::process_uri($uri, $this->_injected_routes);
if ($processed_uri === NULL)
{
throw new HTTP_Exception_404('Unable to find a route to match the URI: :uri', array(
':uri' => $uri,
));
}
// Store the URI
$this->_uri = $uri;
// Store the matching route
$this->_route = $processed_uri['route'];
$params = $processed_uri['params'];
// Is this route external?
$this->_external = $this->_route->is_external();
if (isset($params['directory']))
{
// Controllers are in a sub-directory
$this->_directory = $params['directory'];
}
// Store the controller
$this->_controller = $params['controller'];
if (isset($params['action']))
{
// Store the action
$this->_action = $params['action'];
}
else
{
// Use the default action
$this->_action = Route::$default_action;
}
// These are accessible as public vars and can be overloaded
unset($params['controller'], $params['action'], $params['directory']);
// Params cannot be changed once matched
$this->_params = $params;
// Apply the client
$this->_client = new Request_Client_Internal(array('cache' => $cache));
}
else
{
// Create a route
$this->_route = new Route($uri);
// Store the URI
$this->_uri = $uri;
// Set external state
$this->_external = TRUE;
// Setup the client
$this->_client = new Request_Client_External(array('cache' => $cache));
}
}Returns the response as the string representation of a request.
echo $request;
stringpublic function __toString()
{
return $this->render();
}Returns the accepted encodings. If a specific encoding is defined, the quality of that encoding will be returned. If the encoding is not accepted, FALSE will be returned.
$encodings = Request::accept_encoding();
string
$type
= NULL - Encoding typemixed - An array of all types or a specific type as a stringpublic static function accept_encoding($type = NULL)
{
static $accepts;
if ($accepts === NULL)
{
// Parse the HTTP_ACCEPT_LANGUAGE header
$accepts = Request::_parse_accept($_SERVER['HTTP_ACCEPT_ENCODING']);
}
if (isset($type))
{
// Return the quality setting for this type
return isset($accepts[$type]) ? $accepts[$type] : FALSE;
}
return $accepts;
}Returns the accepted languages. If a specific language is defined, the quality of that language will be returned. If the language is not accepted, FALSE will be returned.
$langs = Request::accept_lang();
string
$lang
= NULL - Language codemixed - An array of all types or a specific type as a stringpublic static function accept_lang($lang = NULL)
{
static $accepts;
if ($accepts === NULL)
{
// Parse the HTTP_ACCEPT_LANGUAGE header
$accepts = Request::_parse_accept($_SERVER['HTTP_ACCEPT_LANGUAGE']);
}
if (isset($lang))
{
// Return the quality setting for this lang
return isset($accepts[$lang]) ? $accepts[$lang] : FALSE;
}
return $accepts;
}Returns the accepted content types. If a specific type is defined, the quality of that type will be returned.
$types = Request::accept_type();
string
$type
= NULL - Content MIME typemixed - An array of all types or a specific type as a stringpublic static function accept_type($type = NULL)
{
static $accepts;
if ($accepts === NULL)
{
// Parse the HTTP_ACCEPT header
$accepts = Request::_parse_accept($_SERVER['HTTP_ACCEPT'], array('*/*' => 1.0));
}
if (isset($type))
{
// Return the quality setting for this type
return isset($accepts[$type]) ? $accepts[$type] : $accepts['*/*'];
}
return $accepts;
}Sets and gets the action for the controller.
string
$action
= NULL - Action to execute the controller frommixedpublic function action($action = NULL)
{
if ($action === NULL)
{
// Act as a getter
return $this->_action;
}
// Act as a setter
$this->_action = (string) $action;
return $this;
}Gets or sets the HTTP body to the request or response. The body is included after the header, separated by a single empty new line.
string
$content
= NULL - Content to set to the objectmixedpublic function body($content = NULL)
{
if ($content === NULL)
{
// Act as a getter
return $this->_body;
}
// Act as a setter
$this->_body = $content;
return $this;
}Sets and gets the controller for the matched route.
string
$controller
= NULL - Controller to execute the actionmixedpublic function controller($controller = NULL)
{
if ($controller === NULL)
{
// Act as a getter
return $this->_controller;
}
// Act as a setter
$this->_controller = (string) $controller;
return $this;
}Set and get cookies values for this request.
mixed
$key
= NULL - Cookie name, or array of cookie valuesstring
$value
= NULL - Value to set to cookiestringmixedpublic function cookie($key = NULL, $value = NULL)
{
if (is_array($key))
{
// Act as a setter, replace all cookies
$this->_cookies = $key;
return $this;
}
elseif ($key === NULL)
{
// Act as a getter, all cookies
return $this->_cookies;
}
elseif ($value === NULL)
{
// Act as a getting, single cookie
return isset($this->_cookies[$key]) ? $this->_cookies[$key] : NULL;
}
// Act as a setter for a single cookie
$this->_cookies[$key] = (string) $value;
return $this;
}Creates a response based on the type of request, i.e. an Request_HTTP will produce a Response_HTTP, and the same applies to CLI.
// Create a response to the request
$response = $request->create_response();
boolean
$bind
= bool TRUE - Bind to this requestResponsepublic function create_response($bind = TRUE)
{
$response = new Response(array('_protocol' => $this->protocol()));
if ($bind)
{
// Bind a new response to the request
$this->_response = $response;
}
return $response;
}Return the currently executing request. This is changed to the current request when Request::execute is called and restored when the request is completed.
$request = Request::current();
Requestpublic static function current()
{
return Request::$current;
}Automatically detects the URI of the main request using PATH_INFO, REQUEST_URI, PHP_SELF or REDIRECT_URL.
$uri = Request::detect_uri();
string - URI of the main requestpublic static function detect_uri()
{
if ( ! empty($_SERVER['PATH_INFO']))
{
// PATH_INFO does not contain the docroot or index
$uri = $_SERVER['PATH_INFO'];
}
else
{
// REQUEST_URI and PHP_SELF include the docroot and index
if (isset($_SERVER['REQUEST_URI']))
{
/**
* We use REQUEST_URI as the fallback value. The reason
* for this is we might have a malformed URL such as:
*
* http://localhost/http://example.com/judge.php
*
* which parse_url can't handle. So rather than leave empty
* handed, we'll use this.
*/
$uri = $_SERVER['REQUEST_URI'];
if ($request_uri = parse_url($_SERVER['REQUEST_URI'], PHP_URL_PATH))
{
// Valid URL path found, set it.
$uri = $request_uri;
}
// Decode the request URI
$uri = rawurldecode($uri);
}
elseif (isset($_SERVER['PHP_SELF']))
{
$uri = $_SERVER['PHP_SELF'];
}
elseif (isset($_SERVER['REDIRECT_URL']))
{
$uri = $_SERVER['REDIRECT_URL'];
}
else
{
// If you ever see this error, please report an issue at http://dev.kohanaphp.com/projects/kohana3/issues
// along with any relevant information about your web server setup. Thanks!
throw new Kohana_Exception('Unable to detect the URI using PATH_INFO, REQUEST_URI, PHP_SELF or REDIRECT_URL');
}
// Get the path from the base URL, including the index file
$base_url = parse_url(Kohana::$base_url, PHP_URL_PATH);
if (strpos($uri, $base_url) === 0)
{
// Remove the base URL from the URI
$uri = (string) substr($uri, strlen($base_url));
}
if (Kohana::$index_file AND strpos($uri, Kohana::$index_file) === 0)
{
// Remove the index file from the URI
$uri = (string) substr($uri, strlen(Kohana::$index_file));
}
}
return $uri;
}Sets and gets the directory for the controller.
string
$directory
= NULL - Directory to execute the controller frommixedpublic function directory($directory = NULL)
{
if ($directory === NULL)
{
// Act as a getter
return $this->_directory;
}
// Act as a setter
$this->_directory = (string) $directory;
return $this;
}Processes the request, executing the controller action that handles this request, determined by the Route.
By default, the output from the controller is captured and returned, and no headers are sent.
$request->execute();
Responsepublic function execute()
{
if ( ! $this->_client instanceof Kohana_Request_Client)
{
throw new Kohana_Request_Exception('Unable to execute :uri without a Kohana_Request_Client', array(
':uri' => $this->_uri,
));
}
return $this->_client->execute($this);
}Creates a new request object for the given URI. New requests should be created using the Request::instance or Request::factory methods.
$request = Request::factory($uri);
If $cache parameter is set, the response for the request will attempt to be retrieved from the cache.
string
$uri
= bool TRUE - URI of the requestCache
$cache
= NULL - $cachearray
$injected_routes
= array(0) - An array of routes to use, for testingvoidpublic static function factory($uri = TRUE, Cache $cache = NULL, $injected_routes = array())
{
// If this is the initial request
if ( ! Request::$initial)
{
if (Kohana::$is_cli)
{
// Default protocol for command line is cli://
$protocol = 'cli';
// Get the command line options
$options = CLI::options('uri', 'method', 'get', 'post', 'referrer');
if (isset($options['uri']))
{
// Use the specified URI
$uri = $options['uri'];
}
elseif ($uri === TRUE)
{
$uri = '';
}
if (isset($options['method']))
{
// Use the specified method
$method = strtoupper($options['method']);
}
else
{
// Default to GET requests
$method = HTTP_Request::GET;
}
if (isset($options['get']))
{
// Overload the global GET data
parse_str($options['get'], $_GET);
}
if (isset($options['post']))
{
// Overload the global POST data
parse_str($options['post'], $_POST);
}
if (isset($options['referrer']))
{
$referrer = $options['referrer'];
}
}
else
{
if (isset($_SERVER['REQUEST_METHOD']))
{
// Use the server request method
$method = $_SERVER['REQUEST_METHOD'];
}
else
{
// Default to GET requests
$method = HTTP_Request::GET;
}
if ( ! empty($_SERVER['HTTPS']) AND filter_var($_SERVER['HTTPS'], FILTER_VALIDATE_BOOLEAN))
{
// This request is secure
$protocol = 'https';
}
else
{
$protocol = 'http';
}
if (isset($_SERVER['HTTP_REFERER']))
{
// There is a referrer for this request
$referrer = $_SERVER['HTTP_REFERER'];
}
if (isset($_SERVER['HTTP_USER_AGENT']))
{
// Browser type
Request::$user_agent = $_SERVER['HTTP_USER_AGENT'];
}
if (isset($_SERVER['HTTP_X_REQUESTED_WITH']))
{
// Typically used to denote AJAX requests
$requested_with = $_SERVER['HTTP_X_REQUESTED_WITH'];
}
if (isset($_SERVER['HTTP_X_FORWARDED_FOR']))
{
// Use the forwarded IP address, typically set when the
// client is using a proxy server.
Request::$client_ip = $_SERVER['HTTP_X_FORWARDED_FOR'];
}
elseif (isset($_SERVER['HTTP_CLIENT_IP']))
{
// Use the forwarded IP address, typically set when the
// client is using a proxy server.
Request::$client_ip = $_SERVER['HTTP_CLIENT_IP'];
}
elseif (isset($_SERVER['REMOTE_ADDR']))
{
// The remote IP address
Request::$client_ip = $_SERVER['REMOTE_ADDR'];
}
if ($method !== 'GET')
{
// Ensure the raw body is saved for future use
$body = file_get_contents('php://input');
}
if ($uri === TRUE)
{
// Attempt to guess the proper URI
$uri = Request::detect_uri();
}
$cookies = array();
if (($cookie_keys = array_keys($_COOKIE)))
{
foreach ($cookie_keys as $key)
{
$cookies[$key] = Cookie::get($key);
}
}
}
// Create the instance singleton
Request::$initial = $request = new Request($uri, $cache, $injected_routes);
// Store global GET and POST data in the initial request only
$request->query($_GET);
$request->post($_POST);
if (isset($protocol))
{
// Set the request protocol
$request->protocol($protocol);
}
if (isset($method))
{
// Set the request method
$request->method($method);
}
if (isset($referrer))
{
// Set the referrer
$request->referrer($referrer);
}
if (isset($requested_with))
{
// Apply the requested with variable
$request->requested_with($requested_with);
}
if (isset($body))
{
// Set the request body (probably a PUT type)
$request->body($body);
}
if (isset($cookies))
{
$request->cookie($cookies);
}
}
else
{
$request = new Request($uri, $cache, $injected_routes);
}
return $request;
}Generates an ETag from the request response.
$etag = $request->generate_etag();
If the request response is empty when this method is called, an exception will be thrown!
stringpublic function generate_etag()
{
if ($this->_response === NULL)
{
throw new Kohana_Request_Exception('No response yet associated with request - cannot auto generate resource ETag');
}
// Generate a unique hash for the response
return '"'.sha1($this->_response).'"';
}Provides readonly access to the Request_Client, useful for accessing the caching methods within the request client.
Request_Clientpublic function get_client()
{
return $this->_client;
}Gets or sets HTTP headers to the request or response. All headers are included immediately after the HTTP protocol definition during transmission. This method provides a simple array or key/value interface to the headers.
mixed
$key
= NULL - Key or array of key/value pairs to setstring
$value
= NULL - Value to set to the supplied keymixedpublic function headers($key = NULL, $value = NULL)
{
if ($key instanceof HTTP_Header)
{
// Act a setter, replace all headers
$this->_header = $key;
return $this;
}
if (is_array($key))
{
// Act as a setter, replace all headers
$this->_header->exchangeArray($key);
return $this;
}
if ($this->_header->count() === 0 AND $this->is_initial())
{
// Lazy load the request headers
$this->_header = HTTP::request_headers();
}
if ($key === NULL)
{
// Act as a getter, return all headers
return $this->_header;
}
elseif ($value === NULL)
{
// Act as a getter, single header
return ($this->_header->offsetExists($key)) ? $this->_header->offsetGet($key) : NULL;
}
// Act as a setter for a single header
$this->_header[$key] = $value;
return $this;
}Returns the first request encountered by this framework. This will should only be set once during the first Request::factory invocation.
// Get the first request
$request = Request::initial();
// Test whether the current request is the first request
if (Request::initial() === Request::current())
// Do something useful
Requestpublic static function initial()
{
return Request::$initial;
}Returns whether this is an ajax request (as used by JS frameworks)
booleanpublic function is_ajax()
{
return ($this->requested_with() === 'xmlhttprequest');
}Returns whether this request is the initial request Kohana received. Can be used to test for sub requests.
if ( ! $request->is_initial())
// This is a sub request
booleanpublic function is_initial()
{
return ($this === Request::$initial);
}Gets or sets the HTTP method. Usually GET, POST, PUT or DELETE in traditional CRUD applications.
string
$method
= NULL - Method to use for this requestmixedpublic function method($method = NULL)
{
if ($method === NULL)
{
// Act as a getter
return $this->_method;
}
// Act as a setter
$this->_method = strtoupper($method);
return $this;
}Retrieves a value from the route parameters.
$id = $request->param('id');
string
$key
= NULL - Key of the valuemixed
$default
= NULL - Default value if the key is not setmixedpublic function param($key = NULL, $default = NULL)
{
if ($key === NULL)
{
// Return the full array
return $this->_params;
}
return isset($this->_params[$key]) ? $this->_params[$key] : $default;
}Gets or sets HTTP POST parameters to the request.
mixed
$key
= NULL - Key or key value pairs to setstring
$value
= NULL - Value to set to a keymixedpublic function post($key = NULL, $value = NULL)
{
if (is_array($key))
{
// Act as a setter, replace all fields
$this->_post = $key;
return $this;
}
if ($key === NULL)
{
// Act as a getter, all fields
return $this->_post;
}
elseif ($value === NULL)
{
// Act as a getter, single field
return Arr::get($this->_post, $key);
}
// Act as a setter, single field
$this->_post[$key] = $value;
return $this;
}Determines if a file larger than the post_max_size has been uploaded. PHP does not handle this situation gracefully on its own, so this method helps to solve that problem.
booleanpublic static function post_max_size_exceeded()
{
// Make sure the request method is POST
if (Request::$initial->method() !== HTTP_Request::POST)
return FALSE;
// Get the post_max_size in bytes
$max_bytes = Num::bytes(ini_get('post_max_size'));
// Error occurred if method is POST, and content length is too long
return (Arr::get($_SERVER, 'CONTENT_LENGTH') > $max_bytes);
}Process URI
string
$uri
required - URIarray
$routes
= NULL - Routearraypublic static function process_uri($uri, $routes = NULL)
{
// Load routes
$routes = (empty($routes)) ? Route::all() : $routes;
$params = NULL;
foreach ($routes as $name => $route)
{
// We found something suitable
if ($params = $route->matches($uri))
{
return array(
'params' => $params,
'route' => $route,
);
}
}
return NULL;
}Gets or sets the HTTP protocol. The standard protocol to use
is http.
string
$protocol
= NULL - Protocol to set to the request/responsemixedpublic function protocol($protocol = NULL)
{
if ($protocol === NULL)
{
if ($this->_protocol)
{
// Act as a getter
return $this->_protocol;
}
else
{
// Get the default protocol
return HTTP::$protocol;
}
}
// Act as a setter
$this->_protocol = strtolower($protocol);
return $this;
}Gets or sets HTTP query string.
mixed
$key
= NULL - Key or key value pairs to setstring
$value
= NULL - Value to set to a keymixedpublic function query($key = NULL, $value = NULL)
{
if (is_array($key))
{
// Act as a setter, replace all query strings
$this->_get = $key;
return $this;
}
if ($key === NULL)
{
// Act as a getter, all query strings
return $this->_get;
}
elseif ($value === NULL)
{
// Act as a getter, single query string
return Arr::get($this->_get, $key);
}
// Act as a setter, single query string
$this->_get[$key] = $value;
return $this;
}Redirects as the request response. If the URL does not include a protocol, it will be converted into a complete URL.
$request->redirect($url);
No further processing can be done after this method is called!
string
$url
= string(0) "" - Redirect locationinteger
$code
= integer 302 - Status code: 301, 302, etcvoidpublic function redirect($url = '', $code = 302)
{
$referrer = $this->uri();
if (strpos($referrer, '://') === FALSE)
{
$referrer = URL::site($referrer, TRUE, ! empty(Kohana::$index_file));
}
if (strpos($url, '://') === FALSE)
{
// Make the URI into a URL
$url = URL::site($url, TRUE, ! empty(Kohana::$index_file));
}
if (($response = $this->response()) === NULL)
{
$response = $this->create_response();
}
echo $response->status($code)
->headers('Location', $url)
->headers('Referer', $referrer)
->send_headers()
->body();
// Stop execution
exit;
}Sets and gets the referrer from the request.
string
$referrer
= NULL - $referrermixedpublic function referrer($referrer = NULL)
{
if ($referrer === NULL)
{
// Act as a getter
return $this->_referrer;
}
// Act as a setter
$this->_referrer = (string) $referrer;
return $this;
}Renders the HTTP_Interaction to a string, producing
Body
If there are variables set to the Kohana_Request::$_post
they will override any values set to body.
boolean
$response
= bool TRUE - Return the rendered response, else returns the rendered requeststringpublic function render($response = TRUE)
{
if ($response)
{
// Act as a getter
return (string) $this->_response;
}
if ( ! $post = $this->post())
{
$body = $this->body();
}
else
{
$this->headers('content-type', 'application/x-www-form-urlencoded');
$body = http_build_query($post, NULL, '&');
}
// Prepare cookies
if ($this->_cookies)
{
$cookie_string = array();
// Parse each
foreach ($this->_cookies as $key => $value)
{
$cookie_string[] = $key.'='.$value;
}
// Create the cookie string
$this->_header['cookie'] = implode('; ', $cookie_string);
}
$output = $this->method().' '.$this->uri($this->param()).' '.strtoupper($this->protocol()).'/'.HTTP::$version."\n";
$output .= (string) $this->_header;
$output .= $body;
return $output;
}Gets and sets the requested with property, which should be relative to the x-requested-with pseudo header.
string
$requested_with
= NULL - Requested with valuemixedpublic function requested_with($requested_with = NULL)
{
if ($requested_with === NULL)
{
// Act as a getter
return $this->_requested_with;
}
// Act as a setter
$this->_requested_with = strtolower($requested_with);
return $this;
}Set or get the response for this request
Response
$response
= NULL - Response to apply to this requestResponsevoidpublic function response(Response $response = NULL)
{
if ($response === NULL)
{
// Act as a getter
return $this->_response;
}
// Act as a setter
$this->_response = $response;
return $this;
}Sets and gets the route from the request.
string
$route
= NULL - $routemixedpublic function route(Route $route = NULL)
{
if ($route === NULL)
{
// Act as a getter
return $this->_route;
}
// Act as a setter
$this->_route = $route;
return $this;
}Sends the response status and all set headers. The current server protocol (HTTP/1.0 or HTTP/1.1) will be used when available. If not available, HTTP/1.1 will be used.
$request->send_headers();
Response::send_headers() where it is implemented correctly.
$thispublic function send_headers()
{
if ( ! ($response = $this->response()) instanceof Response)
return $this;
$response->send_headers();
return $this;
}Generates a relative URI for the current route.
$request->uri($params);
array
$params
= NULL - Additional route parametersstringpublic function uri(array $params = NULL)
{
if ( ! isset($params['directory']))
{
// Add the current directory
$params['directory'] = $this->directory();
}
if ( ! isset($params['controller']))
{
// Add the current controller
$params['controller'] = $this->controller();
}
if ( ! isset($params['action']))
{
// Add the current action
$params['action'] = $this->action();
}
// Add the current parameters
$params += $this->_params;
$uri = $this->_route->uri($params);
return $uri;
}Create a URL from the current request. This is a shortcut for:
echo URL::site($this->request->uri($params), $protocol);
array
$params
= NULL - URI parametersmixed
$protocol
= NULL - Protocol string or Request objectstringpublic function url(array $params = NULL, $protocol = NULL)
{
// Create a URI with the current route and convert it to a URL
$url = URL::site($this->uri($params), $protocol);
return $url;
}Returns information about the client user agent.
// Returns "Chrome" when using Google Chrome
$browser = Request::user_agent('browser');
Multiple values can be returned at once by using an array:
// Get the browser and platform with a single call
$info = Request::user_agent(array('browser', 'platform'));
When using an array for the value, an associative array will be returned.
mixed
$value
required - String to return: browser, version, robot, mobile, platform; or array of valuesmixed - Requested information, FALSE if nothing is foundpublic static function user_agent($value)
{
if (is_array($value))
{
$agent = array();
foreach ($value as $v)
{
// Add each key to the set
$agent[$v] = Request::user_agent($v);
}
return $agent;
}
static $info;
if (isset($info[$value]))
{
// This value has already been found
return $info[$value];
}
if ($value === 'browser' OR $value == 'version')
{
// Load browsers
$browsers = Kohana::config('user_agents')->browser;
foreach ($browsers as $search => $name)
{
if (stripos(Request::$user_agent, $search) !== FALSE)
{
// Set the browser name
$info['browser'] = $name;
if (preg_match('#'.preg_quote($search).'[^0-9.]*+([0-9.][0-9.a-z]*)#i', Request::$user_agent, $matches))
{
// Set the version number
$info['version'] = $matches[1];
}
else
{
// No version number found
$info['version'] = FALSE;
}
return $info[$value];
}
}
}
else
{
// Load the search group for this type
$group = Kohana::config('user_agents')->$value;
foreach ($group as $search => $name)
{
if (stripos(Request::$user_agent, $search) !== FALSE)
{
// Set the value name
return $info[$value] = $name;
}
}
}
// The value requested could not be found
return $info[$value] = FALSE;
}Parses an accept header and returns an array (type => quality) of the accepted types, ordered by quality.
$accept = Request::_parse_accept($header, $defaults);
byref string
$header
required - Header to parsearray
$accepts
= NULL - Default valuesarrayprotected static function _parse_accept( & $header, array $accepts = NULL)
{
if ( ! empty($header))
{
// Get all of the types
$types = explode(',', $header);
foreach ($types as $type)
{
// Split the type into parts
$parts = explode(';', $type);
// Make the type only the MIME
$type = trim(array_shift($parts));
// Default quality is 1.0
$quality = 1.0;
foreach ($parts as $part)
{
// Prevent undefined $value notice below
if (strpos($part, '=') === FALSE)
continue;
// Separate the key and value
list ($key, $value) = explode('=', trim($part));
if ($key === 'q')
{
// There is a quality for this type
$quality = (float) trim($value);
}
}
// Add the accept type and quality
$accepts[$type] = $quality;
}
}
// Make sure that accepts is an array
$accepts = (array) $accepts;
// Order by quality
arsort($accepts);
return $accepts;
}