| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * This file is part of slick/form package | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  * For the full copyright and license information, please view the LICENSE | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  * file that was distributed with this source code. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | namespace Slick\Form; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | use Psr\Http\Message\ServerRequestInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | use Slick\Form\Element\ContainerInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | use Slick\Form\Element\FieldSet; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | use Slick\Form\Element\RenderAwareMethods; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  | use Slick\Form\Input\File; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  | use Slick\Form\Renderer\Form as FormRenderer; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  | use Slick\Form\Renderer\RendererInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | use Slick\Http\PhpEnvironment\Request; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |  * HTTP Form | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |  * @package Slick\Form | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |  * @author  Filipe Silva <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  | class Form extends FieldSet implements FormInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |      * @var string Form id | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |     protected $id; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |      * Add render capabilities to element | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |     use RenderAwareMethods; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |      * Creates a form with basic attributes | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 | 54 |  |     public function __construct() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 | 54 |  |         parent::__construct(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 | 54 |  |         $this->setAttribute('action', '') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 | 54 |  |             ->setAttribute('method', 'post'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 | 54 |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |      * @var ServerRequestInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |     protected $request; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |      * Set data to validate and/or populate elements | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |      * @param array $data | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |      * @return self|$this|FormInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 | 2 |  |     public function setData($data) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 | 2 |  |         $this->setValues($data); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 | 2 |  |         return $this; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |      * Returns submitted data or current data | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |      * @return array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 | 4 |  |     public function getData() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 | 4 |  |         $data = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 | 4 |  |         $this->getElementData($this, $data); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 | 4 |  |         return $data; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |      * Sets HTTP server request | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |      * The form data should be populated from this requests. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |      * @param ServerRequestInterface $request | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |      * @return self|$this|FormInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 | 6 |  |     public function setRequest(ServerRequestInterface $request) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 | 6 |  |         $this->request = $request; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 | 6 |  |         return $this; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |      * Recursively collects all posted data | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |      * @param ContainerInterface $container | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |      * @param array $data | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 99 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 100 | 4 |  |     protected function getElementData( | 
            
                                                                        
                            
            
                                    
            
            
                | 101 | 2 |  |         ContainerInterface $container, &$data = [] | 
            
                                                                        
                            
            
                                    
            
            
                | 102 |  |  |     ) { | 
            
                                                                        
                            
            
                                    
            
            
                | 103 | 4 |  |          foreach ($container as $element) { | 
            
                                                                        
                            
            
                                    
            
            
                | 104 | 2 |  |              if ($element instanceof InputInterface) { | 
            
                                                                        
                            
            
                                    
            
            
                | 105 | 2 |  |                  $data[$element->getName()] = $element->getValue(); | 
            
                                                                        
                            
            
                                    
            
            
                | 106 | 2 |  |                  continue; | 
            
                                                                        
                            
            
                                    
            
            
                | 107 |  |  |              } | 
            
                                                                        
                            
            
                                    
            
            
                | 108 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 109 | 4 |  |              if ($element instanceof ContainerInterface) { | 
            
                                                                        
                            
            
                                    
            
            
                | 110 | 2 |  |                  $this->getElementData($element, $data); | 
            
                                                                        
                            
            
                                    
            
            
                | 111 | 2 |  |                  continue; | 
            
                                                                        
                            
            
                                    
            
            
                | 112 |  |  |              } | 
            
                                                                        
                            
            
                                    
            
            
                | 113 | 4 |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 114 | 4 |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |      * Gets the HTML renderer for this element | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |      * @return RendererInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 | 2 |  |     protected function getRenderer() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 | 2 |  |         return new FormRenderer($this); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |      * Gets the form id | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |      * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 | 6 |  |     public function getId() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 | 6 |  |         return $this->id; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |      * Sets internal form ID | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |      * @param string $formId | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |      * @return self|$this|FormInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 | 16 |  |     public function setId($formId) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 | 16 |  |         $this->id = $formId; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 | 16 |  |         return $this; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |      * Adds an element to the container | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  |      * @param ElementInterface $element | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |      * @return self|$this|ContainerInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 | 42 |  |     public function add(ElementInterface $element) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 | 42 |  |         if ($element instanceof File) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 | 2 |  |             $this->setAttribute('enctype', 'multipart/form-data'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 | 2 |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 | 42 |  |         return parent::add($element); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  |      * Check if for was submitted or not | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  |      * @return boolean | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 | 4 |  |     public function wasSubmitted() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 | 4 |  |         $formMethod = strtoupper($this->getAttribute('method', 'post')); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 | 4 |  |         $formId = $this->getRequest()->getPost('form-id', false); | 
                            
                    |  |  |  | 
                                                                                        
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                | 173 |  |  |         $formId = $formId | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 | 4 |  |             ? $formId | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 | 4 |  |             : $this->getRequest()->getQuery('form-id', null); | 
                            
                    |  |  |  | 
                                                                                        
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                | 176 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 | 4 |  |         $submitted = $this->request->getMethod() == $formMethod && | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 | 4 |  |             $formId == $this->getId(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 | 4 |  |         if ($submitted) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 | 2 |  |             $this->updateValuesFromRequest(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 | 2 |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 | 4 |  |         return $submitted; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 |  |  |      * Gets the HTTP request | 
            
                                                                                                            
                            
            
                                    
            
            
                | 187 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 188 |  |  |      * @return ServerRequestInterface|Request | 
            
                                                                                                            
                            
            
                                    
            
            
                | 189 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 190 | 6 |  |     public function getRequest() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 191 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 192 | 6 |  |         if (null == $this->request) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 193 | 2 |  |             $this->request = new Request(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 194 | 2 |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 195 | 6 |  |         return $this->request; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 196 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 197 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 198 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 199 |  |  |      * Assign form values from request | 
            
                                                                                                            
                            
            
                                    
            
            
                | 200 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 201 | 2 |  |     protected function updateValuesFromRequest() | 
                            
                    |  |  |  | 
                                                                                        
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                | 202 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 203 | 2 |  |         $data = $this->getRequest()->isPost() | 
                            
                    |  |  |  | 
                                                                                        
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                | 204 | 2 |  |             ? $this->getRequest()->getPost() | 
                            
                    |  |  |  | 
                                                                                        
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                | 205 | 2 |  |             : $this->getRequest()->getQuery(); | 
                            
                    |  |  |  | 
                                                                                        
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                | 206 | 2 |  |         if (isset($_FILES)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 207 | 2 |  |             $data = array_merge($data, $this->request->getUploadedFiles()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 208 | 2 |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 209 | 2 |  |         $this->setValues($data); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 210 |  |  |  | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 211 |  |  |     } | 
            
                                                        
            
                                    
            
            
                | 212 |  |  | } | 
            
                        
Let’s take a look at an example:
In the above example, the authenticate() method works fine as long as you just pass instances of MyUser. However, if you now also want to pass a different implementation of User which does not have a getDisplayName() method, the code will break.
Available Fixes
Change the type-hint for the parameter:
Add an additional type-check:
Add the method to the interface: