| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | namespace Nicklas\Comment\HTMLForm\Comment; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | use \Anax\HTMLForm\FormModel; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | use \Anax\DI\DIInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | use \Nicklas\Comment\Modules\Post; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  * Example of FormModel implementation. | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 11 |  |  |  */ | 
            
                                                                        
                            
            
                                    
            
            
                | 12 |  |  | class CreateAnswerForm extends FormModel | 
            
                                                                        
                            
            
                                    
            
            
                | 13 |  |  | { | 
            
                                                                        
                            
            
                                    
            
            
                | 14 |  |  |     /** | 
            
                                                                        
                            
            
                                    
            
            
                | 15 |  |  |      * Constructor injects with DI container. | 
            
                                                                        
                            
            
                                    
            
            
                | 16 |  |  |      * | 
            
                                                                        
                            
            
                                    
            
            
                | 17 |  |  |      * @param Anax\DI\DIInterface $di a service container | 
            
                                                                        
                            
            
                                    
            
            
                | 18 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |     public function __construct(DIInterface $di, $questionId) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |         $this->questionId = $questionId; | 
                            
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                | 22 |  |  |         parent::__construct($di); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |         $this->form->create( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |             [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |                 "id" => __CLASS__, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |             ], | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |             [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |                 "text" => [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |                     "type"        => "textarea", | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |                     "label" => "Här kan du skriva ditt svar", | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |                     "placeholder" => "Ditt svar" | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |                 ], | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |                 "submit" => [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |                     "type" => "submit", | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |                     "value" => "Svara", | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |                     "callback" => [$this, "callbackSubmit"] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |                 ], | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |             ] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |         ); | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 41 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 42 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 43 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 44 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 45 |  |  |     /** | 
            
                                                                        
                            
            
                                    
            
            
                | 46 |  |  |      * Callback for submit-button which should return true if it could | 
            
                                                                        
                            
            
                                    
            
            
                | 47 |  |  |      * carry out its work and false if something failed. | 
            
                                                                        
                            
            
                                    
            
            
                | 48 |  |  |      * | 
            
                                                                        
                            
            
                                    
            
            
                | 49 |  |  |      * @return boolean true if okey, false if something went wrong. | 
            
                                                                        
                            
            
                                    
            
            
                | 50 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |     public function callbackSubmit() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |         // Get values from the submitted form | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |         $text       = $this->form->value("text"); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |         if (!$this->di->get('session')->has("user")) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |             $this->form->addOutput("Du behöver logga in för att kommentera."); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |             return false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |         if ($text == "") { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |             $this->form->addOutput("Du skrev aldrig något. Skriv gärna något."); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |             return false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |         $user = $this->di->get('session')->get("user"); # get user name | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |         $post     = new Post($this->di->get("db")); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |         $post->questionId = $this->questionId; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |         $post->user       = $user; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |         $post->text       = $text; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |         $post->type       = "answer"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |         $post->save(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |         $this->form->addOutput("Du skapade ett svar!"); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |         return true; | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 78 |  |  |     } | 
            
                                                        
            
                                    
            
            
                | 79 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 80 |  |  |  | 
            
                        
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: