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  1: <?php
  2: 
  3: /**
  4:  * This file is part of the Nette Framework (http://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\UI
 11:  */
 12: 
 13: 
 14: 
 15: /**
 16:  * Web form adapted for Presenter.
 17:  *
 18:  * @author     David Grudl
 19:  *
 20:  * @property-read Presenter $presenter
 21:  * @package Nette\Application\UI
 22:  */
 23: class AppForm extends Form implements ISignalReceiver
 24: {
 25: 
 26:     /**
 27:      * Application form constructor.
 28:      */
 29:     public function __construct(IComponentContainer $parent = NULL, $name = NULL)
 30:     {
 31:         parent::__construct();
 32:         $this->monitor('Presenter');
 33:         if ($parent !== NULL) {
 34:             $parent->addComponent($this, $name);
 35:         }
 36:     }
 37: 
 38: 
 39:     /**
 40:      * Returns the presenter where this component belongs to.
 41:      * @param  bool   throw exception if presenter doesn't exist?
 42:      * @return Presenter|NULL
 43:      */
 44:     public function getPresenter($need = TRUE)
 45:     {
 46:         return $this->lookup('Presenter', $need);
 47:     }
 48: 
 49: 
 50:     /**
 51:      * This method will be called when the component (or component's parent)
 52:      * becomes attached to a monitored object. Do not call this method yourself.
 53:      * @param  IComponent
 54:      * @return void
 55:      */
 56:     protected function attached($presenter)
 57:     {
 58:         if ($presenter instanceof Presenter) {
 59:             $name = $this->lookupPath('Presenter');
 60: 
 61:             if (!isset($this->getElementPrototype()->id)) {
 62:                 $this->getElementPrototype()->id = 'frm-' . $name;
 63:             }
 64: 
 65:             $this->setAction(new Link(
 66:                 $presenter,
 67:                 $name . self::NAME_SEPARATOR . 'submit!',
 68:                 array()
 69:             ));
 70: 
 71:             if (iterator_count($this->getControls()) && $this->isSubmitted()) {
 72:                 foreach ($this->getControls() as $control) {
 73:                     if (!$control->isDisabled()) {
 74:                         $control->loadHttpData();
 75:                     }
 76:                 }
 77:             }
 78:         }
 79:         parent::attached($presenter);
 80:     }
 81: 
 82: 
 83:     /**
 84:      * Tells if the form is anchored.
 85:      * @return bool
 86:      */
 87:     public function isAnchored()
 88:     {
 89:         return (bool) $this->getPresenter(FALSE);
 90:     }
 91: 
 92: 
 93:     /**
 94:      * Internal: returns submitted HTTP data or NULL when form was not submitted.
 95:      * @return array|NULL
 96:      */
 97:     protected function receiveHttpData()
 98:     {
 99:         $presenter = $this->getPresenter();
100:         if (!$presenter->isSignalReceiver($this, 'submit')) {
101:             return;
102:         }
103: 
104:         $isPost = $this->getMethod() === self::POST;
105:         $request = $presenter->getRequest();
106:         if ($request->isMethod('forward') || $request->isMethod('post') !== $isPost) {
107:             return;
108:         }
109: 
110:         if ($isPost) {
111:             return Arrays::mergeTree($request->getPost(), $request->getFiles());
112:         } else {
113:             return $request->getParameters();
114:         }
115:     }
116: 
117: 
118:     /********************* interface ISignalReceiver ****************d*g**/
119: 
120: 
121:     /**
122:      * This method is called by presenter.
123:      * @param  string
124:      * @return void
125:      */
126:     public function signalReceived($signal)
127:     {
128:         if ($signal === 'submit') {
129:             if (!$this->getPresenter()->getRequest()->hasFlag(PresenterRequest::RESTORED)) {
130:                 $this->fireEvents();
131:             }
132:         } else {
133:             $class = get_class($this);
134:             throw new BadSignalException("Missing handler for signal '$signal' in $class.");
135:         }
136:     }
137: 
138: }
139: 
Nette Framework 2.0.13 (for PHP 5.2, un-prefixed) API API documentation generated by ApiGen 2.8.0