varbase_bootstrap_paragraphs.module in Varbase Bootstrap Paragraphs 8.4

Varbase Bootstrap Paragraphs module file.

File

varbase_bootstrap_paragraphs.module

<?php

/**
 * @file
 * Varbase Bootstrap Paragraphs module file.
 */
use Drupal\file\Entity\File;
use Drupal\image\Entity\ImageStyle;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Entity\ContentEntityInterface;
use Drupal\field\Entity\FieldStorageConfig;

/**
 * Implements hook_theme().
 */
function varbase_bootstrap_paragraphs_theme($existing, $type, $theme, $path) {
  return [
    'paragraph__default' => [
      'base hook' => 'paragraph',
    ],
    'paragraph__bp_accordion' => [
      'base hook' => 'paragraph',
    ],
    'paragraph__bp_carousel' => [
      'base hook' => 'paragraph',
    ],
    'paragraph__bp_tabs' => [
      'base hook' => 'paragraph',
    ],
    'paragraph__bp_columns_three_uneven' => [
      'base hook' => 'paragraph',
    ],
    'paragraph__bp_columns_two_uneven' => [
      'base hook' => 'paragraph',
    ],
    'paragraph__bp_image' => [
      'base hook' => 'paragraph',
    ],
    'paragraph__bp_modal' => [
      'base hook' => 'paragraph',
    ],
    'field__entity_reference_revisions' => [
      'base hook' => 'paragraph',
    ],
    'field__paragraph__bp_column_content' => [
      'base hook' => 'paragraph',
    ],
    'field__paragraph__bp_image__image' => [
      'base hook' => 'paragraph',
    ],
  ];
}

/**
 * Implements hook_preprocess_paragraph().
 */
function varbase_bootstrap_paragraphs_preprocess_paragraph(&$variables) {
  $file_path = null;
  if (isset($variables['paragraph']->bp_image_field) && isset($variables['paragraph']->bp_image_field->target_id)) {

    // Get the target id and build the url.
    $paragraph =& $variables['paragraph'];
    if (isset($paragraph
      ->get('bp_image_field')->entity) && isset($paragraph
      ->get('bp_image_field')->entity->field_image) && isset($paragraph
      ->get('bp_image_field')->entity->field_image->target_id)) {
      $target_id = $paragraph
        ->get('bp_image_field')->entity->field_image->target_id;
      $file = File::load($target_id);
      if (isset($file)) {
        $file_uri = $file
          ->getFileUri();
        $style = ImageStyle::load('de2e');
        $file_path = $style
          ->buildUrl($file_uri);
      }
    }
  }
  $width_value = null;
  if (isset($variables['paragraph']->bp_width) && isset($variables['paragraph']->bp_width->value)) {
    $width_value = $variables['paragraph']->bp_width->value;
  }
  $width_map = [
    'paragraph--width--tiny' => 'col-md-4 col-md-offset-4 col-sm-8 col-sm-offset-2',
    'paragraph--width--narrow' => 'col-md-6 col-md-offset-3 col-sm-10 col-sm-offset-1',
    'paragraph--width--medium' => 'col-md-8 col-md-offset-2',
    'paragraph--width--wide' => 'col-md-10 col-md-offset-1',
    'paragraph--width--full' => 'col-xs-12',
    'bg-edge2edge' => 'bg-edge2edge col-xs-12 no-padding',
  ];
  $width = 'col-xs-12';
  if (isset($width_map[$width_value])) {
    $width = $width_map[$width_value];
  }
  $custom_paragraph_classes_value = null;
  if (isset($variables['paragraph']->bp_classes) && isset($variables['paragraph']->bp_classes->value)) {
    $custom_paragraph_classes_value = $variables['paragraph']->bp_classes->value;
  }
  $gutter_value = FALSE;
  if (isset($variables['paragraph']->bp_gutter) && isset($variables['paragraph']->bp_gutter->value)) {
    $gutter_value = $variables['paragraph']->bp_gutter->value;
  }

  // Add variables to template.
  _varbase_bootstrap_paragraphs_add_template_variable($variables, [
    'background_image' => [
      'type' => 'image',
      'url' => $file_path,
    ],
    'bp_width' => [
      'type' => 'string',
      'value' => $width,
    ],
    'bp_classes' => [
      'type' => 'string',
      'value' => $custom_paragraph_classes_value,
    ],
    'bp_gutter' => [
      'type' => 'bool',
      'value' => $gutter_value,
    ],
  ]);
}

/**
 * Implements hook_field_widget_WIDGET_TYPE_form_alter().
 * 
 * Widget : Paragraphs Classic : entity_reference_paragraphs
 * 
 */
function varbase_bootstrap_paragraphs_field_widget_entity_reference_paragraphs_form_alter(&$element, &$form_state, $context) {

  // Add the Varbase Bootstrap Paragraphs default admin styling.
  $element['subform']['#attached']['library'][] = 'varbase_bootstrap_paragraphs/vbp-default-admin';

  // If the paragraph type has got a background color field.
  if (isset($element['subform']['bp_background']) && isset($element['subform']['bp_background']['widget'])) {
    $configFactory = \Drupal::configFactory()
      ->getEditable('varbase_bootstrap_paragraphs.settings');
    $background_colors = $configFactory
      ->get('background_colors');
    $background_colors_options = [
      '_none' => t('N/A'),
    ];
    $lines = explode(PHP_EOL, $background_colors);
    foreach ($lines as $line) {
      $line = explode('|', $line);
      $background_colors_options[$line[0]] = $line[1];
    }

    // Updated the bp_background options with the list of vbp colors.
    $element['subform']['bp_background']['widget']['#options'] = $background_colors_options;

    // Get the default active theme for the site.
    $default_system_theme = \Drupal::configFactory()
      ->getEditable('system.theme');
    $default_active_theme_name = $default_system_theme
      ->get('default');
    $default_active_theme_libraries = \Drupal::service('library.discovery')
      ->getLibrariesByExtension($default_active_theme_name);

    // If the default active theme has got the vbp-colors library use it.
    if (isset($default_active_theme_libraries['vbp-colors'])) {
      $element['subform']['#attached']['library'][] = $default_active_theme_name . '/vbp-colors';
    }
    else {
      $element['subform']['#attached']['library'][] = 'varbase_bootstrap_paragraphs/vbp-colors';
    }
  }
}

/**
 * Implements hook_field_widget_WIDGET_TYPE_form_alter().
 * 
 * Widget type : Paragraphs EXPERIMENTAL : paragraphs 
 * 
 */
function varbase_bootstrap_paragraphs_field_widget_paragraphs_form_alter(&$element, &$form_state, $context) {
  varbase_bootstrap_paragraphs_field_widget_entity_reference_paragraphs_form_alter($element, $form_state, $context);
}

/**
 * Implements hook_field_widget_WIDGET_TYPE_form_alter().
 * 
 * Widget : Paragraphs Classic Asymmetric : paragraphs_classic_asymmetric 
 * 
 */
function varbase_bootstrap_paragraphs_field_widget_paragraphs_classic_asymmetric_form_alter(&$element, &$form_state, $context) {
  varbase_bootstrap_paragraphs_field_widget_entity_reference_paragraphs_form_alter($element, $form_state, $context);
}

/**
 * Implements hook_field_widget_WIDGET_TYPE_form_alter().
 * 
 * Widget : Paragraphs Previewer & Paragraphs Classic : entity_reference_paragraphs_previewer 
 * 
 */
function varbase_bootstrap_paragraphs_field_widget_entity_reference_paragraphs_previewer_form_alter(&$element, &$form_state, $context) {
  varbase_bootstrap_paragraphs_field_widget_entity_reference_paragraphs_form_alter($element, $form_state, $context);
}

/**
 * Implements hook_field_widget_WIDGET_TYPE_form_alter().
 * 
 * Widget : Paragraphs Previewer & Paragraphs EXPERIMENTAL : paragraphs_previwer 
 * 
 */
function varbase_bootstrap_paragraphs_field_widget_paragraphs_previwer_form_alter(&$element, &$form_state, $context) {
  varbase_bootstrap_paragraphs_field_widget_entity_reference_paragraphs_form_alter($element, $form_state, $context);
}

/**
 * Populates TWIG variables with VBP related data.
 *
 * E.g.: $variables['VBP']['test'] becomes
 * {{ VBP.test }} in the templates.
 *
 * @param array &$variables
 *   The core $variables passed by reference.
 * @param array $data
 *   New data in array format, which will be passed to the template.
 *
 * @return bool|array
 *   The new data.
 *
 * @internal
 */
function _varbase_bootstrap_paragraphs_add_template_variable(array &$variables, array $data = NULL) {
  static $key = 'VBP';
  if (!isset($variables[$key])) {
    $variables[$key] = $data;
  }
  else {
    $variables[$key][] = $data;
  }
  return $data;
}

Functions

Name	Description
varbase_bootstrap_paragraphs_field_widget_entity_reference_paragraphs_form_alter	Implements hook_field_widget_WIDGET_TYPE_form_alter().
varbase_bootstrap_paragraphs_field_widget_entity_reference_paragraphs_previewer_form_alter	Implements hook_field_widget_WIDGET_TYPE_form_alter().
varbase_bootstrap_paragraphs_field_widget_paragraphs_classic_asymmetric_form_alter	Implements hook_field_widget_WIDGET_TYPE_form_alter().
varbase_bootstrap_paragraphs_field_widget_paragraphs_form_alter	Implements hook_field_widget_WIDGET_TYPE_form_alter().
varbase_bootstrap_paragraphs_field_widget_paragraphs_previwer_form_alter	Implements hook_field_widget_WIDGET_TYPE_form_alter().
varbase_bootstrap_paragraphs_preprocess_paragraph	Implements hook_preprocess_paragraph().
varbase_bootstrap_paragraphs_theme	Implements hook_theme().
_varbase_bootstrap_paragraphs_add_template_variable	Populates TWIG variables with VBP related data.