1: <?php
  2: 
  3: /**
  4:  * This file is part of the Nette Framework (https://nette.org)
  5:  *
  6:  * Copyright (c) 2004 David Grudl (http://davidgrudl.com)
  7:  *
  8:  * For the full copyright and license information, please view
  9:  * the file license.txt that was distributed with this source code.
 10:  * @package Nette\Application
 11:  */
 12: 
 13: 
 14: 
 15: /**
 16:  * Lazy encapsulation of NPresenterComponent::link().
 17:  * Do not instantiate directly, use NPresenterComponent::lazyLink()
 18:  *
 19:  * @author     David Grudl
 20:  * @package Nette\Application
 21:  */
 22: class NLink extends NObject
 23: {
 24:     /** @var NPresenterComponent */
 25:     private $component;
 26: 
 27:     /** @var string */
 28:     private $destination;
 29: 
 30:     /** @var array */
 31:     private $params;
 32: 
 33: 
 34:     /**
 35:      * Link specification.
 36:      * @param  NPresenterComponent
 37:      * @param  string
 38:      * @param  array
 39:      */
 40:     public function __construct(NPresenterComponent $component, $destination, array $params)
 41:     {
 42:         $this->component = $component;
 43:         $this->destination = $destination;
 44:         $this->params = $params;
 45:     }
 46: 
 47: 
 48: 
 49:     /**
 50:      * Returns link destination.
 51:      * @return string
 52:      */
 53:     public function getDestination()
 54:     {
 55:         return $this->destination;
 56:     }
 57: 
 58: 
 59: 
 60:     /**
 61:      * Changes link parameter.
 62:      * @param  string
 63:      * @param  mixed
 64:      * @return NLink  provides a fluent interface
 65:      */
 66:     public function setParam($key, $value)
 67:     {
 68:         $this->params[$key] = $value;
 69:         return $this;
 70:     }
 71: 
 72: 
 73: 
 74:     /**
 75:      * Returns link parameter.
 76:      * @param  string
 77:      * @return mixed
 78:      */
 79:     public function getParam($key)
 80:     {
 81:         return isset($this->params[$key]) ? $this->params[$key] : NULL;
 82:     }
 83: 
 84: 
 85: 
 86:     /**
 87:      * Returns link parameters.
 88:      * @return array
 89:      */
 90:     public function getParams()
 91:     {
 92:         return $this->params;
 93:     }
 94: 
 95: 
 96: 
 97:     /**
 98:      * Converts link to URL.
 99:      * @return string
100:      */
101:     public function __toString()
102:     {
103:         try {
104:             return $this->component->link($this->destination, $this->params);
105: 
106:         } catch (Exception $e) {
107:             NDebug::toStringException($e);
108:         }
109:     }
110: 
111: }
112: