| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | namespace TYPO3Fluid\Fluid\View; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  | /* | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * This file belongs to the package "TYPO3 Fluid". | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  * See LICENSE.txt that was shipped with this package. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | use TYPO3Fluid\Fluid\Core\Cache\FluidCacheInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | use TYPO3Fluid\Fluid\Core\Parser\ParsedTemplateInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  | use TYPO3Fluid\Fluid\Core\Parser\PassthroughSourceException; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | use TYPO3Fluid\Fluid\Core\Parser\SyntaxTree\ViewHelperNode; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | use TYPO3Fluid\Fluid\Core\Rendering\RenderingContext; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | use TYPO3Fluid\Fluid\Core\ViewHelper\ViewHelperResolver; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  | use TYPO3Fluid\Fluid\ViewHelpers\SectionViewHelper; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  | use TYPO3Fluid\Fluid\View\Exception\InvalidSectionException; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |  * Abstract Fluid Template View. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |  * Contains the fundamental methods which any Fluid based template view needs. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  | abstract class AbstractTemplateView extends AbstractView | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |      * Constants defining possible rendering types | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |     const RENDERING_TEMPLATE = 1; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |     const RENDERING_PARTIAL = 2; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |     const RENDERING_LAYOUT = 3; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |      * The initial rendering context for this template view. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |      * Due to the rendering stack, another rendering context might be active | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |      * at certain points while rendering the template. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |      * @var RenderingContextInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |     protected $baseRenderingContext; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |      * Stack containing the current rendering type, the current rendering context, and the current parsed template | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |      * Do not manipulate directly, instead use the methods"getCurrent*()", "startRendering(...)" and "stopRendering()" | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |      * @var array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |     protected $renderingStack = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |      * Constructor | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |      * @param null|RenderingContextInterface $context | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |     public function __construct(RenderingContextInterface $context = null) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |         if (!$context) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |             $context = new RenderingContext($this); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |             $context->setControllerName('Default'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |             $context->setControllerAction('Default'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |         $this->setRenderingContext($context); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |      * Initialize the RenderingContext. This method can be overridden in your | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |      * View implementation to manipulate the rendering context *before* it is | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |      * passed during rendering. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |     public function initializeRenderingContext() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |         $this->baseRenderingContext->getViewHelperVariableContainer()->setView($this); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |      * Sets the cache to use in RenderingContext. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |      * @param FluidCacheInterface $cache | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |      * @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |     public function setCache(FluidCacheInterface $cache) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |         $this->baseRenderingContext->setCache($cache); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |      * Gets the TemplatePaths instance from RenderingContext | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |      * @return TemplatePaths | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |     public function getTemplatePaths() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |         return $this->baseRenderingContext->getTemplatePaths(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |      * Gets the ViewHelperResolver instance from RenderingContext | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |      * @return ViewHelperResolver | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |     public function getViewHelperResolver() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |         return $this->baseRenderingContext->getViewHelperResolver(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |      * Gets the RenderingContext used by the View | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |      * @return RenderingContextInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |     public function getRenderingContext() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |         return $this->baseRenderingContext; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |      * Injects a fresh rendering context | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |      * @param RenderingContextInterface $renderingContext | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |      * @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |     public function setRenderingContext(RenderingContextInterface $renderingContext) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |         $this->baseRenderingContext = $renderingContext; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |         $this->initializeRenderingContext(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |      * Assign a value to the variable container. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |      * @param string $key The key of a view variable to set | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |      * @param mixed $value The value of the view variable | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |      * @return $this | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |      * @api | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |     public function assign($key, $value) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |         $this->baseRenderingContext->getVariableProvider()->add($key, $value); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |         return $this; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |      * Assigns multiple values to the JSON output. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |      * However, only the key "value" is accepted. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |      * @param array $values Keys and values - only a value with key "value" is considered | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |      * @return $this | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |      * @api | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |     public function assignMultiple(array $values) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  |         $templateVariableContainer = $this->baseRenderingContext->getVariableProvider(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |         foreach ($values as $key => $value) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  |             $templateVariableContainer->add($key, $value); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |         return $this; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |      * Loads the template source and render the template. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |      * If "layoutName" is set in a PostParseFacet callback, it will render the file with the given layout. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 |  |  |      * @param string|null $actionName If set, this action's template will be rendered instead of the one defined in the context. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  |      * @return string Rendered Template | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  |      * @api | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  |     public function render($actionName = null) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |         $renderingContext = $this->getCurrentRenderingContext(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  |         $templateParser = $renderingContext->getTemplateParser(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  |         $templatePaths = $renderingContext->getTemplatePaths(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  |         if ($actionName) { | 
                            
                    |  |  |  | 
                                                                                        
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                | 174 |  |  |             $actionName = ucfirst($actionName); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  |             $renderingContext->setControllerAction($actionName); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 176 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 |  |  |         try { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  |             $parsedTemplate = $this->getCurrentParsedTemplate(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  |         } catch (PassthroughSourceException $error) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  |             return $error->getSource(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  |         if (!$parsedTemplate->hasLayout()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  |             $this->startRendering(self::RENDERING_TEMPLATE, $parsedTemplate, $this->baseRenderingContext); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  |             $output = $parsedTemplate->render($this->baseRenderingContext); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 |  |  |             $this->stopRendering(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 187 |  |  |         } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 188 |  |  |             $layoutName = $parsedTemplate->getLayoutName($this->baseRenderingContext); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 189 |  |  |             try { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 190 |  |  |                 $parsedLayout = $templateParser->getOrParseAndStoreTemplate( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 191 |  |  |                     $templatePaths->getLayoutIdentifier($layoutName), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 192 |  |  |                     function($parent, TemplatePaths $paths) use ($layoutName) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 193 |  |  |                         return $paths->getLayoutSource($layoutName); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 194 |  |  |                     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 195 |  |  |                 ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 196 |  |  |             } catch (PassthroughSourceException $error) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 197 |  |  |                 return $error->getSource(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 198 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 199 |  |  |             $this->startRendering(self::RENDERING_LAYOUT, $parsedTemplate, $this->baseRenderingContext); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 200 |  |  |             $output = $parsedLayout->render($this->baseRenderingContext); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 201 |  |  |             $this->stopRendering(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 202 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 203 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 204 |  |  |         return $output; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 205 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 206 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 207 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 208 |  |  |      * Renders a given section. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 209 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 210 |  |  |      * @param string $sectionName Name of section to render | 
            
                                                                                                            
                            
            
                                    
            
            
                | 211 |  |  |      * @param array $variables The variables to use | 
            
                                                                                                            
                            
            
                                    
            
            
                | 212 |  |  |      * @param boolean $ignoreUnknown Ignore an unknown section and just return an empty string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 213 |  |  |      * @return string rendered template for the section | 
            
                                                                                                            
                            
            
                                    
            
            
                | 214 |  |  |      * @throws InvalidSectionException | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 215 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 216 |  |  |     public function renderSection($sectionName, array $variables = [], $ignoreUnknown = false) | 
            
                                                                        
                            
            
                                    
            
            
                | 217 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 218 |  |  |         $renderingContext = $this->getCurrentRenderingContext(); | 
            
                                                                        
                            
            
                                    
            
            
                | 219 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 220 |  |  |         if ($this->getCurrentRenderingType() === self::RENDERING_LAYOUT) { | 
            
                                                                        
                            
            
                                    
            
            
                | 221 |  |  |             // in case we render a layout right now, we will render a section inside a TEMPLATE. | 
            
                                                                        
                            
            
                                    
            
            
                | 222 |  |  |             $renderingTypeOnNextLevel = self::RENDERING_TEMPLATE; | 
            
                                                                        
                            
            
                                    
            
            
                | 223 |  |  |         } else { | 
            
                                                                        
                            
            
                                    
            
            
                | 224 |  |  |             $renderingContext = clone $renderingContext; | 
            
                                                                        
                            
            
                                    
            
            
                | 225 |  |  |             $renderingContext->setVariableProvider($renderingContext->getVariableProvider()->getScopeCopy($variables)); | 
            
                                                                        
                            
            
                                    
            
            
                | 226 |  |  |             $renderingTypeOnNextLevel = $this->getCurrentRenderingType(); | 
            
                                                                        
                            
            
                                    
            
            
                | 227 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 228 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 229 |  |  |         try { | 
            
                                                                        
                            
            
                                    
            
            
                | 230 |  |  |             $parsedTemplate = $this->getCurrentParsedTemplate(); | 
            
                                                                        
                            
            
                                    
            
            
                | 231 |  |  |         } catch (PassthroughSourceException $error) { | 
            
                                                                        
                            
            
                                    
            
            
                | 232 |  |  |             return $error->getSource(); | 
            
                                                                        
                            
            
                                    
            
            
                | 233 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 234 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 235 |  |  |         if ($parsedTemplate->isCompiled()) { | 
            
                                                                        
                            
            
                                    
            
            
                | 236 |  |  |             $methodNameOfSection = 'section_' . sha1($sectionName); | 
            
                                                                        
                            
            
                                    
            
            
                | 237 |  |  |             if (!method_exists($parsedTemplate, $methodNameOfSection)) { | 
            
                                                                        
                            
            
                                    
            
            
                | 238 |  |  |                 if ($ignoreUnknown) { | 
            
                                                                        
                            
            
                                    
            
            
                | 239 |  |  |                     return ''; | 
            
                                                                        
                            
            
                                    
            
            
                | 240 |  |  |                 } else { | 
            
                                                                        
                            
            
                                    
            
            
                | 241 |  |  |                     throw new InvalidSectionException('Section "' . $sectionName . '" does not exist.'); | 
            
                                                                        
                            
            
                                    
            
            
                | 242 |  |  |                 } | 
            
                                                                        
                            
            
                                    
            
            
                | 243 |  |  |             } | 
            
                                                                        
                            
            
                                    
            
            
                | 244 |  |  |             $this->startRendering($renderingTypeOnNextLevel, $parsedTemplate, $renderingContext); | 
            
                                                                        
                            
            
                                    
            
            
                | 245 |  |  |             $output = $parsedTemplate->$methodNameOfSection($renderingContext); | 
            
                                                                        
                            
            
                                    
            
            
                | 246 |  |  |             $this->stopRendering(); | 
            
                                                                        
                            
            
                                    
            
            
                | 247 |  |  |         } else { | 
            
                                                                        
                            
            
                                    
            
            
                | 248 |  |  |             $sections = $parsedTemplate->getVariableContainer()->get('1457379500_sections'); | 
            
                                                                        
                            
            
                                    
            
            
                | 249 |  |  |             if (!isset($sections[$sectionName])) { | 
            
                                                                        
                            
            
                                    
            
            
                | 250 |  |  |                 if ($ignoreUnknown) { | 
            
                                                                        
                            
            
                                    
            
            
                | 251 |  |  |                     return ''; | 
            
                                                                        
                            
            
                                    
            
            
                | 252 |  |  |                 } | 
            
                                                                        
                            
            
                                    
            
            
                | 253 |  |  |                 throw new InvalidSectionException('Section "' . $sectionName . '" does not exist.'); | 
            
                                                                        
                            
            
                                    
            
            
                | 254 |  |  |             } | 
            
                                                                        
                            
            
                                    
            
            
                | 255 |  |  |             /** @var $section ViewHelperNode */ | 
            
                                                                        
                            
            
                                    
            
            
                | 256 |  |  |             $section = $sections[$sectionName]; | 
            
                                                                        
                            
            
                                    
            
            
                | 257 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 258 |  |  |             $renderingContext->getViewHelperVariableContainer()->add( | 
            
                                                                        
                            
            
                                    
            
            
                | 259 |  |  |                 SectionViewHelper::class, | 
            
                                                                        
                            
            
                                    
            
            
                | 260 |  |  |                 'isCurrentlyRenderingSection', | 
            
                                                                        
                            
            
                                    
            
            
                | 261 |  |  |                 true | 
            
                                                                        
                            
            
                                    
            
            
                | 262 |  |  |             ); | 
            
                                                                        
                            
            
                                    
            
            
                | 263 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 264 |  |  |             $this->startRendering($renderingTypeOnNextLevel, $parsedTemplate, $renderingContext); | 
            
                                                                        
                            
            
                                    
            
            
                | 265 |  |  |             $output = $section->evaluate($renderingContext); | 
            
                                                                        
                            
            
                                    
            
            
                | 266 |  |  |             $this->stopRendering(); | 
            
                                                                        
                            
            
                                    
            
            
                | 267 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 268 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 269 |  |  |         return $output; | 
            
                                                                        
                            
            
                                    
            
            
                | 270 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 271 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 272 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 273 |  |  |      * Renders a partial. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 274 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 275 |  |  |      * @param string $partialName | 
            
                                                                                                            
                            
            
                                    
            
            
                | 276 |  |  |      * @param string $sectionName | 
            
                                                                                                            
                            
            
                                    
            
            
                | 277 |  |  |      * @param array $variables | 
            
                                                                                                            
                            
            
                                    
            
            
                | 278 |  |  |      * @param boolean $ignoreUnknown Ignore an unknown section and just return an empty string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 279 |  |  |      * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 280 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 281 |  |  |     public function renderPartial($partialName, $sectionName, array $variables, $ignoreUnknown = false) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 282 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 283 |  |  |         $templatePaths = $this->baseRenderingContext->getTemplatePaths(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 284 |  |  |         try { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 285 |  |  |             $parsedPartial = $this->baseRenderingContext->getTemplateParser()->getOrParseAndStoreTemplate( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 286 |  |  |                 $templatePaths->getPartialIdentifier($partialName), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 287 |  |  |                 function ($parent, TemplatePaths $paths) use ($partialName) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 288 |  |  |                     return $paths->getPartialSource($partialName); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 289 |  |  |                 } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 290 |  |  |             ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 291 |  |  |         } catch (PassthroughSourceException $error) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 292 |  |  |             return $error->getSource(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 293 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 294 |  |  |         $renderingContext = clone $this->getCurrentRenderingContext(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 295 |  |  |         $renderingContext->setVariableProvider($renderingContext->getVariableProvider()->getScopeCopy($variables)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 296 |  |  |         $this->startRendering(self::RENDERING_PARTIAL, $parsedPartial, $renderingContext); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 297 |  |  |         if ($sectionName !== null) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 298 |  |  |             $output = $this->renderSection($sectionName, $variables, $ignoreUnknown); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 299 |  |  |         } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 300 |  |  |             $output = $parsedPartial->render($renderingContext); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 301 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 302 |  |  |         $this->stopRendering(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 303 |  |  |         return $output; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 304 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 305 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 306 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 307 |  |  |      * Start a new nested rendering. Pushes the given information onto the $renderingStack. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 308 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 309 |  |  |      * @param integer $type one of the RENDERING_* constants | 
            
                                                                                                            
                            
            
                                    
            
            
                | 310 |  |  |      * @param ParsedTemplateInterface $template | 
            
                                                                                                            
                            
            
                                    
            
            
                | 311 |  |  |      * @param RenderingContextInterface $context | 
            
                                                                                                            
                            
            
                                    
            
            
                | 312 |  |  |      * @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 313 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 314 |  |  |     protected function startRendering($type, ParsedTemplateInterface $template, RenderingContextInterface $context) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 315 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 316 |  |  |         array_push($this->renderingStack, ['type' => $type, 'parsedTemplate' => $template, 'renderingContext' => $context]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 317 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 318 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 319 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 320 |  |  |      * Stops the current rendering. Removes one element from the $renderingStack. Make sure to always call this | 
            
                                                                                                            
                            
            
                                    
            
            
                | 321 |  |  |      * method pair-wise with startRendering(). | 
            
                                                                                                            
                            
            
                                    
            
            
                | 322 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 323 |  |  |      * @return void | 
            
                                                                                                            
                            
            
                                    
            
            
                | 324 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 325 |  |  |     protected function stopRendering() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 326 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 327 |  |  |         array_pop($this->renderingStack); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 328 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 329 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 330 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 331 |  |  |      * Get the current rendering type. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 332 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 333 |  |  |      * @return integer one of RENDERING_* constants | 
            
                                                                                                            
                            
            
                                    
            
            
                | 334 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 335 |  |  |     protected function getCurrentRenderingType() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 336 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 337 |  |  |         $currentRendering = end($this->renderingStack); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 338 |  |  |         return $currentRendering['type'] ? $currentRendering['type'] : self::RENDERING_TEMPLATE; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 339 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 340 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 341 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 342 |  |  |      * Get the parsed template which is currently being rendered or compiled. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 343 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 344 |  |  |      * @return ParsedTemplateInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 345 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 346 |  |  |     protected function getCurrentParsedTemplate() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 347 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 348 |  |  |         $currentRendering = end($this->renderingStack); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 349 |  |  |         $renderingContext = $this->getCurrentRenderingContext(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 350 |  |  |         $parsedTemplate = $currentRendering['parsedTemplate'] ? $currentRendering['parsedTemplate'] : $renderingContext->getTemplateCompiler()->getCurrentlyProcessingState(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 351 |  |  |         if ($parsedTemplate) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 352 |  |  |             return $parsedTemplate; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 353 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 354 |  |  |         $templatePaths = $renderingContext->getTemplatePaths(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 355 |  |  |         $templateParser = $renderingContext->getTemplateParser(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 356 |  |  |         $controllerName = $renderingContext->getControllerName(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 357 |  |  |         $actionName = $renderingContext->getControllerAction(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 358 |  |  |         $parsedTemplate = $templateParser->getOrParseAndStoreTemplate( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 359 |  |  |             $templatePaths->getTemplateIdentifier($controllerName, $actionName), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 360 |  |  |             function($parent, TemplatePaths $paths) use ($controllerName, $actionName) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 361 |  |  |                 return $paths->getTemplateSource($controllerName, $actionName); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 362 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 363 |  |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 364 |  |  |         if ($parsedTemplate->isCompiled()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 365 |  |  |             $parsedTemplate->addCompiledNamespaces($this->baseRenderingContext); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 366 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 367 |  |  |         $renderingContext->getTemplateCompiler()->reset(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 368 |  |  |         return $parsedTemplate; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 369 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 370 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 371 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 372 |  |  |      * Get the rendering context which is currently used. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 373 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 374 |  |  |      * @return RenderingContextInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 375 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 376 |  |  |     protected function getCurrentRenderingContext() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 377 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 378 |  |  |         $currentRendering = end($this->renderingStack); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 379 |  |  |         return $currentRendering['renderingContext'] ? $currentRendering['renderingContext'] : $this->baseRenderingContext; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 380 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 381 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 382 |  |  |  | 
            
                        
In PHP, under loose comparison (like
==, or!=, orswitchconditions), values of different types might be equal.For
stringvalues, the empty string''is a special case, in particular the following results might be unexpected: