www.aleph1.co.uk Git - yaffs-website/blob - web/modules/contrib/blazy/src/Plugin/Field/FieldFormatter/BlazyVideoFormatter.php

   1 <?php
   2
   3 namespace Drupal\blazy\Plugin\Field\FieldFormatter;
   4
   5 use Drupal\Core\Field\FieldDefinitionInterface;
   6 use Drupal\Core\Field\FieldItemListInterface;
   7 use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
   8 use Drupal\blazy\Dejavu\BlazyVideoBase;
   9 use Drupal\blazy\Dejavu\BlazyVideoTrait;
  10 use Drupal\blazy\BlazyFormatterManager;
  11 use Symfony\Component\DependencyInjection\ContainerInterface;
  12
  13 /**
  14  * Plugin implementation of the 'Blazy Video' to get VEF videos.
  15  */
  16 class BlazyVideoFormatter extends BlazyVideoBase implements ContainerFactoryPluginInterface {
  17
  18   use BlazyFormatterBaseTrait;
  19   use BlazyVideoTrait;
  20
  21   /**
  22    * Constructs a BlazyFormatter object.
  23    */
  24   public function __construct($plugin_id, $plugin_definition, FieldDefinitionInterface $field_definition, array $settings, $label, $view_mode, array $third_party_settings, BlazyFormatterManager $blazy_manager) {
  25     parent::__construct($plugin_id, $plugin_definition, $field_definition, $settings, $label, $view_mode, $third_party_settings);
  26     $this->blazyManager = $blazy_manager;
  27   }
  28
  29   /**
  30    * {@inheritdoc}
  31    */
  32   public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
  33     return new static(
  34       $plugin_id,
  35       $plugin_definition,
  36       $configuration['field_definition'],
  37       $configuration['settings'],
  38       $configuration['label'],
  39       $configuration['view_mode'],
  40       $configuration['third_party_settings'],
  41       $container->get('blazy.formatter.manager')
  42     );
  43   }
  44
  45   /**
  46    * {@inheritdoc}
  47    */
  48   public function viewElements(FieldItemListInterface $items, $langcode) {
  49     $build = [];
  50
  51     // Early opt-out if the field is empty.
  52     if ($items->isEmpty()) {
  53       return $build;
  54     }
  55
  56     // Collects specific settings to this formatter.
  57     $settings              = $this->buildSettings();
  58     $settings['blazy']     = TRUE;
  59     $settings['namespace'] = $settings['item_id'] = $settings['lazy'] = 'blazy';
  60
  61     // Build the settings.
  62     $build = ['settings' => $settings];
  63
  64     // Modifies settings.
  65     $this->blazyManager->buildSettings($build, $items);
  66
  67     // Fecthes URI from the first item to build dimensions once.
  68     $this->buildVideo($build['settings'], $items[0]->value);
  69
  70     // Build the elements.
  71     $this->buildElements($build, $items);
  72
  73     // Updates settings.
  74     $settings = $build['settings'];
  75     unset($build['settings']);
  76
  77     // Supports Blazy multi-breakpoint images if provided.
  78     if (!empty($settings['uri'])) {
  79       $this->blazyManager->isBlazy($settings, $build[0]['#build']);
  80     }
  81
  82     $build['#blazy'] = $settings;
  83     $build['#attached'] = $this->blazyManager->attach($settings);
  84     return $build;
  85   }
  86
  87   /**
  88    * Build the blazy elements.
  89    */
  90   public function buildElements(array &$build, $items) {
  91     $settings = $build['settings'];
  92
  93     foreach ($items as $delta => $item) {
  94       $media_url = strip_tags($item->value);
  95
  96       $settings['delta'] = $delta;
  97       if (empty($media_url)) {
  98         continue;
  99       }
 100
 101       $this->buildVideo($settings, $media_url);
 102
 103       $box = ['item' => $item, 'settings' => $settings];
 104
 105       // Image with responsive image, lazyLoad, and lightbox supports.
 106       $build[$delta] = $this->blazyManager->getImage($box);
 107       unset($box);
 108     }
 109   }
 110
 111   /**
 112    * {@inheritdoc}
 113    */
 114   public function getScopedFormElements() {
 115     return [
 116       'fieldable_form' => TRUE,
 117       'multimedia'     => TRUE,
 118       'view_mode'      => $this->viewMode,
 119     ] + parent::getScopedFormElements();
 120   }
 121
 122   /**
 123    * {@inheritdoc}
 124    */
 125   public static function isApplicable(FieldDefinitionInterface $field_definition) {
 126     return $field_definition->getFieldStorageDefinition()->getType() === 'video_embed_field';
 127   }
 128
 129 }