--- /dev/null
+<?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;
+}