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<?php
/**
* Zend Framework (http://framework.zend.com/)
*
* @link http://github.com/zendframework/zf2 for the canonical source repository
* @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @package Zend_Navigation
*/
namespace Zend\Navigation\Page;
use Zend\Mvc\Router\RouteMatch;
use Zend\Mvc\Router\RouteStackInterface;
use Zend\Navigation\Exception;
use Zend\Mvc\ModuleRouteListener;
/**
* Represents a page that is defined using controller, action, route
* name and route params to assemble the href
*
* @category Zend
* @package Zend_Navigation
* @subpackage Page
*/
class Mvc extends AbstractPage
{
/**
* Action name to use when assembling URL
*
* @var string
*/
protected $action;
/**
* Controller name to use when assembling URL
*
* @var string
*/
protected $controller;
/**
* Params to use when assembling URL
*
* @see getHref()
* @var array
*/
protected $params = array();
/**
* RouteInterface name to use when assembling URL
*
* @see getHref()
* @var string
*/
protected $route;
/**
* Cached href
*
* The use of this variable minimizes execution time when getHref() is
* called more than once during the lifetime of a request. If a property
* is updated, the cache is invalidated.
*
* @var string
*/
protected $hrefCache;
/**
* RouteInterface matches; used for routing parameters and testing validity
*
* @var RouteMatch
*/
protected $routeMatch;
/**
* Router for assembling URLs
*
* @see getHref()
* @var RouteStackInterface
*/
protected $router = null;
/**
* Default router to be used if router is not given.
*
* @see getHref()
*
* @var RouteStackInterface
*/
protected static $defaultRouter= null;
// Accessors:
/**
* Returns whether page should be considered active or not
*
* This method will compare the page properties against the route matches
* composed in the object.
*
* @param bool $recursive [optional] whether page should be considered
* active if any child pages are active. Default is
* false.
* @return bool whether page should be considered active or not
*/
public function isActive($recursive = false)
{
if (!$this->active) {
$reqParams = array();
if ($this->routeMatch instanceof RouteMatch) {
$reqParams = $this->routeMatch->getParams();
if (isset($reqParams[ModuleRouteListener::ORIGINAL_CONTROLLER])) {
$reqParams['controller'] = $reqParams[ModuleRouteListener::ORIGINAL_CONTROLLER];
}
$myParams = $this->params;
if (null !== $this->controller) {
$myParams['controller'] = $this->controller;
}
if (null !== $this->action) {
$myParams['action'] = $this->action;
}
if (null !== $this->getRoute()
&& $this->routeMatch->getMatchedRouteName() === $this->getRoute()
&& (count(array_intersect_assoc($reqParams, $myParams)) == count($myParams))
) {
$this->active = true;
return true;
}
}
$myParams = $this->params;
if (null !== $this->controller) {
$myParams['controller'] = $this->controller;
} else {
/**
* @todo In ZF1, this was configurable and pulled from the front controller
*/
$myParams['controller'] = 'index';
}
if (null !== $this->action) {
$myParams['action'] = $this->action;
} else {
/**
* @todo In ZF1, this was configurable and pulled from the front controller
*/
$myParams['action'] = 'index';
}
if (count(array_intersect_assoc($reqParams, $myParams)) == count($myParams)) {
$this->active = true;
return true;
}
}
return parent::isActive($recursive);
}
/**
* Returns href for this page
*
* This method uses {@link RouteStackInterface} to assemble
* the href based on the page's properties.
*
* @see RouteStackInterface
* @return string page href
* @throws Exception\DomainException if no router is set
*/
public function getHref()
{
if ($this->hrefCache) {
return $this->hrefCache;
}
$router = $this->router;
if (null === $router) {
$router = static::$defaultRouter;
}
if (!$router instanceof RouteStackInterface) {
throw new Exception\DomainException(
__METHOD__
. ' cannot execute as no Zend\Mvc\Router\RouteStackInterface instance is composed'
);
}
$params = $this->getParams();
if (($param = $this->getController()) != null) {
$params['controller'] = $param;
}
if (($param = $this->getAction()) != null) {
$params['action'] = $param;
}
switch (true) {
case ($this->getRoute() !== null):
$name = $this->getRoute();
break;
case ($this->getRouteMatch() !== null):
$name = $this->getRouteMatch()->getMatchedRouteName();
break;
default:
throw new Exception\DomainException('No route name could be found');
}
$options = array('name' => $name);
$url = $router->assemble($params, $options);
// Add the fragment identifier if it is set
$fragment = $this->getFragment();
if (null !== $fragment) {
$url .= '#' . $fragment;
}
return $this->hrefCache = $url;
}
/**
* Sets action name to use when assembling URL
*
* @see getHref()
*
* @param string $action action name
* @return Mvc fluent interface, returns self
* @throws Exception\InvalidArgumentException if invalid $action is given
*/
public function setAction($action)
{
if (null !== $action && !is_string($action)) {
throw new Exception\InvalidArgumentException(
'Invalid argument: $action must be a string or null'
);
}
$this->action = $action;
$this->hrefCache = null;
return $this;
}
/**
* Returns action name to use when assembling URL
*
* @see getHref()
*
* @return string|null action name
*/
public function getAction()
{
return $this->action;
}
/**
* Sets controller name to use when assembling URL
*
* @see getHref()
*
* @param string|null $controller controller name
* @return Mvc fluent interface, returns self
* @throws Exception\InvalidArgumentException if invalid controller name is given
*/
public function setController($controller)
{
if (null !== $controller && !is_string($controller)) {
throw new Exception\InvalidArgumentException(
'Invalid argument: $controller must be a string or null'
);
}
$this->controller = $controller;
$this->hrefCache = null;
return $this;
}
/**
* Returns controller name to use when assembling URL
*
* @see getHref()
*
* @return string|null controller name or null
*/
public function getController()
{
return $this->controller;
}
/**
* Sets params to use when assembling URL
*
* @see getHref()
* @param array|null $params [optional] page params. Default is null
* which sets no params.
* @return Mvc fluent interface, returns self
*/
public function setParams(array $params = null)
{
if (null === $params) {
$this->params = array();
} else {
// TODO: do this more intelligently?
$this->params = $params;
}
$this->hrefCache = null;
return $this;
}
/**
* Returns params to use when assembling URL
*
* @see getHref()
*
* @return array page params
*/
public function getParams()
{
return $this->params;
}
/**
* Sets route name to use when assembling URL
*
* @see getHref()
*
* @param string $route route name to use when assembling URL
* @return Mvc fluent interface, returns self
* @throws Exception\InvalidArgumentException if invalid $route is given
*/
public function setRoute($route)
{
if (null !== $route && (!is_string($route) || strlen($route) < 1)) {
throw new Exception\InvalidArgumentException(
'Invalid argument: $route must be a non-empty string or null'
);
}
$this->route = $route;
$this->hrefCache = null;
return $this;
}
/**
* Returns route name to use when assembling URL
*
* @see getHref()
*
* @return string route name
*/
public function getRoute()
{
return $this->route;
}
/**
* Get the route match.
*
* @return \Zend\Mvc\Router\RouteMatch
*/
public function getRouteMatch()
{
return $this->routeMatch;
}
/**
* Set route match object from which parameters will be retrieved
*
* @param RouteMatch $matches
* @return Mvc fluent interface, returns self
*/
public function setRouteMatch(RouteMatch $matches)
{
$this->routeMatch = $matches;
return $this;
}
/**
* Get the router.
*
* @return null|RouteStackInterface
*/
public function getRouter()
{
return $this->router;
}
/**
* Sets router for assembling URLs
*
* @see getHref()
*
* @param RouteStackInterface $router Router
* @return Mvc fluent interface, returns self
*/
public function setRouter(RouteStackInterface $router)
{
$this->router = $router;
return $this;
}
/**
* Sets the default router for assembling URLs.
*
* @see getHref()
* @param RouteStackInterface $router Router
* @return void
*/
public static function setDefaultRouter($router)
{
static::$defaultRouter = $router;
}
/**
* Gets the default router for assembling URLs.
*
* @return RouteStackInterface
*/
public static function getDefaultRouter()
{
return static::$defaultRouter;
}
// Public methods:
/**
* Returns an array representation of the page
*
* @return array associative array containing all page properties
*/
public function toArray()
{
return array_merge(
parent::toArray(),
array(
'action' => $this->getAction(),
'controller' => $this->getController(),
'params' => $this->getParams(),
'route' => $this->getRoute(),
'router' => $this->getRouter(),
'route_match' => $this->getRouteMatch(),
)
);
}
}
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