www.aleph1.co.uk Git - yaffs-website/blob - vendor/consolidation/output-formatters/src/StructuredData/RenderCellCollectionTrait.php

   1 <?php
   2 namespace Consolidation\OutputFormatters\StructuredData;
   3
   4 use Consolidation\OutputFormatters\Options\FormatterOptions;
   5
   6 trait RenderCellCollectionTrait
   7 {
   8
   9     /** @var RenderCellInterface[] */
  10     protected $rendererList = [
  11         RenderCellCollectionInterface::PRIORITY_FIRST => [],
  12         RenderCellCollectionInterface::PRIORITY_NORMAL => [],
  13         RenderCellCollectionInterface::PRIORITY_FALLBACK => [],
  14     ];
  15
  16     /**
  17      * Add a renderer
  18      *
  19      * @return $this
  20      */
  21     public function addRenderer(RenderCellInterface $renderer, $priority = RenderCellCollectionInterface::PRIORITY_NORMAL)
  22     {
  23         $this->rendererList[$priority][] = $renderer;
  24         return $this;
  25     }
  26
  27     /**
  28      * Add a callable as a renderer
  29      *
  30      * @return $this
  31      */
  32     public function addRendererFunction(callable $rendererFn, $priority = RenderCellCollectionInterface::PRIORITY_NORMAL)
  33     {
  34         $renderer = new CallableRenderer($rendererFn);
  35         return $this->addRenderer($renderer, $priority);
  36     }
  37
  38     /**
  39      * {@inheritdoc}
  40      */
  41     public function renderCell($key, $cellData, FormatterOptions $options, $rowData)
  42     {
  43         $flattenedRendererList = array_reduce(
  44             $this->rendererList,
  45             function ($carry, $item) {
  46                 return array_merge($carry, $item);
  47             },
  48             []
  49         );
  50
  51         foreach ($flattenedRendererList as $renderer) {
  52             $cellData = $renderer->renderCell($key, $cellData, $options, $rowData);
  53             if (is_string($cellData)) {
  54                 return $cellData;
  55             }
  56         }
  57         return $cellData;
  58     }
  59 }