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1 <?php
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2
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3 namespace Drupal\views_slideshow;
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4
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5 use Drupal\Core\Cache\CacheBackendInterface;
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6 use Drupal\Core\Extension\ModuleHandlerInterface;
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7 use Drupal\Core\Plugin\DefaultPluginManager;
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8
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9 /**
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10 * Manager for Views Slideshow Widget plugins.
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11 */
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12 class ViewsSlideshowWidgetPluginManager extends DefaultPluginManager {
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13
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14 /**
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15 * Constructs a new ViewsSlideshowWidgetPluginManager.
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16 *
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17 * @param \Traversable $namespaces
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18 * An object that implements \Traversable which contains the root paths
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19 * keyed by the corresponding namespace to look for plugin implementations.
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20 * @param \Drupal\Core\Cache\CacheBackendInterface $cache_backend
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21 * Cache backend instance to use.
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22 * @param \Drupal\Core\Extension\ModuleHandlerInterface $module_handler
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23 * The module handler.
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24 */
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25 public function __construct(\Traversable $namespaces, CacheBackendInterface $cache_backend, ModuleHandlerInterface $module_handler) {
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26 parent::__construct('Plugin/ViewsSlideshowWidget', $namespaces, $module_handler, 'Drupal\views_slideshow\ViewsSlideshowWidgetInterface', 'Drupal\views_slideshow\Annotation\ViewsSlideshowWidget');
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27 $this->alterInfo('views_slideshow_widget_info');
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28 $this->setCacheBackend($cache_backend, 'views_slideshow_widget');
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29 }
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30
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31 /**
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32 * Gets the definition of all or filtered plugins for this type.
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33 *
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34 * @param mixed $type
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35 * A string or an array of types to filter on.
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36 *
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37 * @return mixed
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38 * An array of plugin definitions. Keys are plugin IDs.
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39 */
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40 public function getDefinitions($type = NULL) {
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41 $definitions = parent::getDefinitions();
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42
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43 // Filter widgets to keep only required types.
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44 if (!empty($type)) {
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45 foreach ($definitions as $widgetId => $widgetInfo) {
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46 if ((is_array($type) && !in_array($widgetInfo['type'], $type)) || (is_string($type) && $widgetInfo['type'] !== $type)) {
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47 unset($definitions[$widgetId]);
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48 }
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49 }
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50 }
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51
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52 return $definitions;
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53 }
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54
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55 }
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