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clientside_validation_jquery.module in Clientside Validation 8

Hook implementations for the Clientside Validation jQuery module.

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clientside_validation_jquery/clientside_validation_jquery.module
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<?php

/**
 * @file
 * Hook implementations for the Clientside Validation jQuery module.
 */
use Drupal\Core\Asset\AttachedAssetsInterface;
use Drupal\Core\Cache\Cache;

/**
 * Implements hook_js_alter().
 */
function clientside_validation_jquery_js_alter(&$javascript, AttachedAssetsInterface $assets) {
  if (\Drupal::moduleHandler()
    ->moduleExists('ckeditor')) {
    $library_discovery = \Drupal::service('library.discovery');
    $ckeditor = $library_discovery
      ->getLibraryByName('ckeditor', 'drupal.ckeditor');
    foreach ($ckeditor['js'] as $ckeditor_file) {
      if (strpos($ckeditor_file['data'], 'ckeditor.js') !== FALSE) {
        break;
      }
    }
    $cv_jquery = $library_discovery
      ->getLibraryByName('clientside_validation_jquery', 'cv.jquery.ckeditor');
    foreach ($cv_jquery['js'] as $cv_jquery_file) {
      if (strpos($cv_jquery_file['data'], 'cv.jquery.ckeditor.js') !== FALSE) {
        break;
      }
    }

    // Add our scripts after ckeditor.
    if (isset($javascript[$ckeditor_file['data']]) && isset($javascript[$cv_jquery_file['data']])) {
      $javascript[$cv_jquery_file['data']]['weight'] = $javascript[$ckeditor_file['data']]['weight'] + 0.001;
    }
  }
}

/**
 * Implements hook_clientside_validation_validator_info_alter().
 */
function clientside_validation_jquery_clientside_validation_validator_info_alter(&$validators) {
  foreach ($validators as &$validator) {
    $validator['attachments']['library'][] = 'clientside_validation_jquery/cv.jquery.validate';
    if (\Drupal::moduleHandler()
      ->moduleExists('ckeditor')) {
      $validator['attachments']['library'][] = 'clientside_validation_jquery/cv.jquery.ckeditor';
    }
    if (\Drupal::moduleHandler()
      ->moduleExists('inline_form_errors')) {
      $validator['attachments']['library'][] = 'clientside_validation_jquery/cv.jquery.ife';
    }
  }
}

/**
 * Implements hook_library_info_alter().
 */
function clientside_validation_jquery_library_info_alter(&$libraries, $extension) {
  if ($extension == 'clientside_validation_jquery' && isset($libraries['jquery.validate'])) {
    $module_path = drupal_get_path('module', 'clientside_validation_jquery');
    $path_in_yml = '/libraries/jqueryvalidate/dist/';

    // Load settings from config.
    $config = \Drupal::config('clientside_validation_jquery.settings');

    // Check for library or js in module only if use_cdn flag is set to false.
    if (empty($config
      ->get('use_cdn'))) {

      // Based on updated readme instructions, check in libraries.
      if (file_exists('libraries/jqueryvalidate/dist/jquery.validate.js')) {

        // We do nothing here if it is available in libraries.
        return;
      }

      // Previously we told users to extract the /dist folder.
      // Make sure we still support this.
      // Check direct extraction and extraction of just dist dir both.
      $paths_to_check = [
        '/js/lib/',
        '/js/lib/dist/',
      ];
      foreach ($paths_to_check as $path) {
        if (file_exists($module_path . $path . 'jquery.validate.js')) {
          unset($libraries['jquery.validate']['js'][$path_in_yml . 'jquery.validate.js']);
          $libraries['jquery.validate']['js']['js/lib/jquery.validate.js'] = [];

          // Add additional methods js only if required.
          if (isset($libraries['jquery.validate.additional']['js'][$path_in_yml . 'additional-methods.js'])) {
            unset($libraries['jquery.validate.additional']['js'][$path_in_yml . 'additional-methods.js']);
            $libraries['jquery.validate']['js'][$path . 'additional-methods.js'] = [];
          }

          // Nothing left to be processed now, we simply return.
          return;
        }
      }
    }

    // Use JS from CDN.
    // Fallback to CDN if not available in libraries or module.
    // Also use this by default if config says use CDN.
    $cdn_url = $config
      ->get('cdn_base_url');

    // For CDN we use the min versions as Drupal is not going to compress them.
    unset($libraries['jquery.validate']['js'][$path_in_yml . 'jquery.validate.js']);
    $libraries['jquery.validate']['js'][$cdn_url . 'jquery.validate.min.js'] = [
      'type' => 'external',
    ];

    // Add additional methods js only if required.
    if (isset($libraries['jquery.validate.additional']['js'][$path_in_yml . 'additional-methods.js'])) {
      unset($libraries['jquery.validate.additional']['js'][$path_in_yml . 'additional-methods.js']);
      $libraries['jquery.validate.additional']['js'][$cdn_url . 'additional-methods.min.js'] = [
        'type' => 'external',
      ];
    }
  }
}

/**
 * Implements hook_page_attachments().
 *
 * Adds clientside_validation_jquery config to settings.
 *
 * @see contextual_preprocess()
 */
function clientside_validation_jquery_page_attachments(array &$page) {
  $config = \Drupal::config('clientside_validation_jquery.settings');
  $page['#attached']['drupalSettings']['clientside_validation_jquery']['validate_all_ajax_forms'] = (int) $config
    ->get('validate_all_ajax_forms');
  $page['#attached']['drupalSettings']['clientside_validation_jquery']['force_validate_on_blur'] = (bool) $config
    ->get('force_validate_on_blur');
  if (empty($page['#cache']['#tags'])) {
    $page['#cache']['#tags'] = [];
  }
  $page['#cache']['#tags'] = Cache::mergeTags($page['#cache']['#tags'], $config
    ->getCacheTags());
}