image_widget_crop.install

<?php

/**
 * @file
 * Install, update and uninstall functions for the ImageWidgetCrop module.
 */

/**
 * Implements hook_requirements().
 */
function image_widget_crop_requirements($phase) {
  $error = [];
  $config = \Drupal::config('image_widget_crop.settings');
  $files = [
    'js' => $config->get('settings.library_url'),
    'css' => $config->get('settings.css_url')
  ];

  foreach ($files as $type => $file) {
    $is_local = parse_url($file, PHP_URL_SCHEME) === NULL && strpos($file, '//') !== 0;
    // If libraries module is active check if folder is malformed.
    if ($is_local
      && \Drupal::moduleHandler()->moduleExists('libraries')
      && ($info = libraries_detect('cropper'))
      && (!file_exists($info['library path'] . '/dist/cropper.min.' . $type) && !file_exists($info['library path'] . '/cropper.min.' . $type))) {
        $error[] = t("<strong>:type</strong> file : Libraries module is active but an error detected with your cropper libraries configuration. To use cropper library with <i>'libraries'</i> module you must have the following structure <i>`:libraries_cropper`</i>", [
          ':type' => strtoupper($type),
          ':libraries_cropper' => '/libraries/cropper/dist/cropper.min.' . $type
        ]);
    }
  }

  $requirements = [];
  $requirements['iwc_libraries'] = [
    'title' => t('ImageWidgetCrop library'),
    'value' => empty($error) ? t('Correctly configured') : t('Files not found'),
  ];

  if (!empty($error)) {
    $requirements['iwc_libraries']['severity'] = REQUIREMENT_ERROR;
    $requirements['iwc_libraries']['description'][] = [
      '#theme' => 'item_list',
      '#items' => $error,
    ];
  }
  else {
    $requirements['iwc_libraries']['severity'] = REQUIREMENT_OK;
    $requirements['iwc_libraries']['description'] = t('ImageWidgetCrop libraries files are correctly configured to use <strong>:library</strong> files', [
      ':library' => !$is_local ? 'CDN' : 'Libraries API',
    ]);
  }
  return $requirements;
}