Commit cf2b4e27 authored by Florent Torregrosa's avatar Florent Torregrosa Committed by Florent Torregrosa
Browse files

Issue #3278423 by Grimreaper: Put preprocess hooks into classes.

parent d7a24f25

src/HookHandler/PreprocessPage.php

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<?php



declare(strict_types = 1);



namespace Drupal\ui_suite_bootstrap\HookHandler;



/**

 * Handle CSS classes.

 */

class PreprocessPage {



  /**

   * Handle CSS classes.

   *

   * @param array $variables

   *   The preprocessed variables.

   */

  public function preprocess(array &$variables): void {

    // @todo It would be better to have a setting, like bootstrap_barrio do with

    // bootstrap_barrio_fluid_container ('container-fluid' : 'container')

    $variables['container'] = 'container';

  }



}

src/HookHandler/PreprocessPatternCard.php

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<?php



declare(strict_types = 1);



namespace Drupal\ui_suite_bootstrap\HookHandler;



/**

 * Handle CSS classes.

 */

class PreprocessPatternCard {



  /**

   * Handle CSS classes.

   *

   * @param array $variables

   *   The preprocessed variables.

   */

  public function preprocess(array &$variables): void {

    // @todo If header, parse its content and if nav pattern found, add class

    // matching the variant.



    if (!array_key_exists('image', $variables) || !is_array($variables['image'])) {

      return;

    }



    $image_class = '';

    if ($variables['variant'] === 'default' && $variables['image_position'] === 'top') {

      $image_class = 'card-img-top';

    }

    elseif ($variables['variant'] === 'default' && $variables['image_position'] === 'bottom') {

      $image_class = 'card-img-bottom';

    }

    elseif ($variables['variant'] === 'horizontal') {

      $image_class = 'img-fluid rounded-start';

    }



    if (!empty($image_class)) {

      foreach ($variables['image'] as &$item) {

        $this->addCardImageClass($item, $image_class);

      }

    }

  }



  /**

   * Add expected class in card's image.

   */

  protected function addCardImageClass(&$item, string $image_class): void {

    if (!is_array($item)) {

      return;

    }



    if (array_key_exists('#theme', $item)) {

      if ($item['#theme'] === 'image') {

        $item['#attributes']['class'][] = $image_class;

      }

      if ($item['#theme'] === 'image_formatter') {

        $item['#item_attributes']['class'][] = $image_class;

      }

    }



    foreach ($item as &$next) {

      $this->addCardImageClass($next, $image_class);

    }

  }



}

src/HookHandler/PreprocessPatternCardBody.php

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<?php



declare(strict_types = 1);



namespace Drupal\ui_suite_bootstrap\HookHandler;



/**

 * Handle CSS classes.

 */

class PreprocessPatternCardBody {



  /**

   * Handle CSS classes.

   *

   * @param array $variables

   *   The preprocessed variables.

   */

  public function preprocess(array &$variables): void {

    if (array_key_exists('links', $variables) && is_array($variables['links'])) {

      foreach ($variables['links'] as &$item) {

        $this->addCardLinkClass($item);

      }

    }

  }



  /**

   * Add expected class in card's link.

   */

  protected function addCardLinkClass(&$item): void {

    if (!is_array($item)) {

      return;

    }



    if (array_key_exists('#type', $item)) {

      $class = 'card-link';

      if ($item['#type'] === 'link') {

        $item['#attributes']['class'][] = $class;

      }

      if ($item['#type'] === 'html_tag' && $item['#tag'] === 'a') {

        $item['#attributes']['class'][] = $class;

      }

    }



    foreach ($item as &$next) {

      $this->addCardLinkClass($next);

    }

  }



}

src/HookHandler/PreprocessPatternCarousel.php

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<?php



declare(strict_types = 1);



namespace Drupal\ui_suite_bootstrap\HookHandler;



use Drupal\Component\Utility\Html;



/**

 * Handle CSS classes and variables structure.

 */

class PreprocessPatternCarousel {



  /**

   * Handle CSS classes and variables structure.

   *

   * @param array $variables

   *   The preprocessed variables.

   */

  public function preprocess(array &$variables): void {

    $variables['carousel_id'] = Html::getUniqueId('bootstrap-carousel');



    // Move first image of each slide in a specific array key.

    if (array_key_exists('slides', $variables) && is_array($variables['slides'])) {

      foreach ($variables['slides'] as &$slide) {

        $slide['image'] = $this->extractCarouselImage($slide);

      }

    }



    // Nicer preview with fixed width and local backgrounds.

    if ($variables['context']->getType() == 'preview') {

      $variables['attributes']['style'] = "width: 800px";

    }

  }



  /**

   * Extract image from carousel slide.

   */

  protected function extractCarouselImage(&$item) {

    if (!is_array($item)) {

      return FALSE;

    }



    if (array_key_exists('#theme', $item)) {

      if ($item['#theme'] === 'image' || $item['#theme'] === 'image_formatter') {

        $image = $item;

        $item = [];

        return $image;

      }

    }

    foreach ($item as &$next) {

      $dig = $this->extractCarouselImage($next);

      if ($dig) {

        return $dig;

      }

    }



    return FALSE;

  }



}

src/HookHandler/PreprocessPatternPagination.php

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<?php



declare(strict_types = 1);



namespace Drupal\ui_suite_bootstrap\HookHandler;



/**

 * Ensure variable has proper type.

 */

class PreprocessPatternPagination {



  /**

   * Ensure variable has proper type.

   *

   * @param array $variables

   *   The preprocessed variables.

   */

  public function preprocess(array &$variables): void {

    $variables['current'] = (int) (string) $variables['current'];

  }



}