| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * Virtual Linked Element. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  * As elemental is based on widgets which have a natural has_one relation to an | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  * object, this is a workaround for allowing the same element to be linked to | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  * multiple pages. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  * {@see ElementalGridFieldAddExistingAutocompleter} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |  * @package elemental | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | class ElementVirtualLinked extends BaseElement | 
                            
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                | 15 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |      * @var string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |     private static $title = 'Virtual linked Block'; | 
                            
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                | 20 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |      * @var string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |     private static $singular_name = 'Virtual linked Block'; | 
                            
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                | 25 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |     private static $has_one = array( | 
                            
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                | 27 |  |  |         'LinkedElement' => 'BaseElement' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |     ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |     public function getTitle() | 
                            
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                | 31 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |         return $this->LinkedElement()->getTitle(); | 
                            
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                | 33 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |     public function i18n_singular_name() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |         return _t(__CLASS__, $this->LinkedElement()->config()->title); | 
                            
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                | 38 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |     public function __construct($record = null, $isSingleton = false, $model = null) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |         parent::__construct($record, $isSingleton, $model); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |         $this->LinkedElement()->setVirtualOwner($this); | 
                            
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                | 44 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |     public function getCMSFields() | 
                            
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                | 47 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |         $message = sprintf( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |             '<p>%s</p><p><a href="%2$s">%2$s</a></p>', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |             _t('ElementVirtualLinked.DESCRIBE', 'This is a virtual copy of a block. To edit, visit'), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |             $this->LinkedElement()->getEditLink() | 
                            
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                | 52 |  |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |         $fields = new FieldList( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |             new TabSet('Root', $main = new Tab('Main')) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |         if ($this->isInvalidPublishState()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |             $warning = 'Error: The original block is not published. This block will not work on the live site until you click the link below and publish it.'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |             $main->push(new LiteralField('WarningHeader', '<p class="message error">' .$warning. '</p>')); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |         $main->push(new LiteralField('Existing', $message)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |         $this->extend('updateCMSFields', $fields); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |         return $fields; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |      * Detect when a user has published a ElementVirtualLinked block | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |      * but has not published the LinkedElement block. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |     public function isInvalidPublishState() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |         $block = $this->LinkedElement(); | 
                            
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                | 77 |  |  |         return (!$block->isPublished() && $this->isPublished()); | 
                            
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                | 78 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |     public function getCMSPublishedState() | 
                            
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                | 81 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |         if ($this->isInvalidPublishState()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |             $colour = '#C00'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |             $text = 'Error'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |             $html = new HTMLText('PublishedState'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |             $html->setValue(sprintf( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |                 '<span style="color: %s;">%s</span>', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |                 $colour, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |                 htmlentities($text) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |             )); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |             return $html; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |         $publishedState = null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |         foreach ($this->extension_instances as $instance) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |             if (method_exists($instance, 'getCMSPublishedState')) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |                 $instance->setOwner($this); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |                 $publishedState = $instance->getCMSPublishedState(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |                 $instance->clearOwner(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |                 break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |         return $publishedState; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  | } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 106 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 107 |  |  | class ElementVirtualLinked_Controller extends BaseElement_Controller | 
                            
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                | 108 |  |  | { | 
            
                                                                        
                            
            
                                    
            
            
                | 109 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 110 |  |  |     protected $controllerClass; | 
            
                                                                        
                            
            
                                    
            
            
                | 111 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |     public function __construct($widget) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |         parent::__construct($widget); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |         $controllerClass = get_class($this->LinkedElement()) . '_Controller'; | 
                            
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                | 117 |  |  |         if (class_exists($controllerClass)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |             $this->controllerClass = $controllerClass; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |         } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |             $this->controllerClass = 'BaseElement_Controller'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |         } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 122 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 123 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 124 |  |  |     /** | 
            
                                                                        
                            
            
                                    
            
            
                | 125 |  |  |      * Returns the current widget in scope rendered into its' holder | 
            
                                                                        
                            
            
                                    
            
            
                | 126 |  |  |      * | 
            
                                                                        
                            
            
                                    
            
            
                | 127 |  |  |      * @return HTML | 
                            
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                | 128 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |     public function WidgetHolder() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |         return $this->renderWith("ElementHolder_VirtualLinked"); | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 132 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 133 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |     public function __call($method, $arguments) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |         try { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |             $retVal = parent::__call($method, $arguments); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |         } catch (Exception $e) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |             $controller = new $this->controllerClass($this->LinkedElement()); | 
                            
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                | 140 |  |  |             $retVal = call_user_func_array(array($controller, $method), $arguments); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |         return $retVal; | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 143 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 144 |  |  |  | 
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 145 |  | View Code Duplication |     public function hasMethod($action) | 
                            
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                | 146 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |         if (parent::hasMethod($action)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |             return true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |         $controller = new $this->controllerClass($this->LinkedElement()); | 
                            
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                | 152 |  |  |         return $controller->hasMethod($action); | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 153 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 154 |  |  |  | 
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 155 |  | View Code Duplication |     public function hasAction($action) | 
                            
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                | 156 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |         if (parent::hasAction($action)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  |             return true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |         $controller = new $this->controllerClass($this->LinkedElement()); | 
                            
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                | 162 |  |  |         return $controller->hasAction($action); | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 163 |  |  |     } | 
            
                                                                        
                            
            
                                    
            
            
                | 164 |  |  |  | 
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
                | 165 |  | View Code Duplication |     public function checkAccessAction($action) | 
                            
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                | 166 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  |         if (parent::checkAccessAction($action)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  |             return true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  |         $controller = new $this->controllerClass($this->LinkedElement()); | 
                            
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                | 172 |  |  |         return $controller->checkAccessAction($action); | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 173 |  |  |     } | 
            
                                                        
            
                                    
            
            
                | 174 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 175 |  |  |  | 
            
                        
You can fix this by adding a namespace to your class:
When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries.