marketo_ma-8.x-2.x-dev/modules/marketo_ma_legacy_client/marketo_ma_legacy_client.install

<?php

/**
 * @file
 * Install hooks for Marketo MA Legacy Client module.
 */

use Drupal\Core\Url;

/**
 * Implements hook_requirements().
 */
function marketo_ma_legacy_client_requirements($phase) {
  $requirements = [];
  if ($phase == 'runtime') {
    if (!class_exists('\CSD\Marketo\Client')) {
      // The composer library is missing.
      $requirements['marketo_ma_legacy_marketo_client'] = [
        'description' => t(
          "The Marketo REST legacy api client is required
            for the Marketo MA module. Please read the module's readme for
            installation instructions."
        ),
        'title' => t('Marketo Legacy REST client'),
        'severity' => REQUIREMENT_ERROR,
        'value' => t('Not found'),
      ];
    }
    else {
      /**
       * @var \Drupal\marketo_ma\Service\MarketoMaApiClientInterface $marketo_client
       */
      $marketo_client = \Drupal::service('marketo_ma.api_client');
      if (!$marketo_client->canConnect()) {
        // Some required configuration is missing for the Marketo API.
        $requirements['marketo_ma_rest_configuration'] = [
          'description' => t(
            'The Marketo Legacy REST API was chosen for connection method but some <a href=":link">configuration</a> seems to be missing or invalid.',
            [
              ':link' => Url::fromRoute('marketo_ma.settings')->toString(),
            ]
          ),
          'title' => t('Marketo MA configuration.'),
          'severity' => REQUIREMENT_ERROR,
          'value' => t('Configuration incomplete.'),
        ];
      }
    }
    if (version_compare(PHP_VERSION, '8.0.0') >= 0) {
      $requirements['marketo_ma_legacy_client_php_version'] = [
        'description' => t('Legacy Guzzle does not work with PHP 8.'),
        'title' => t('Marketo MA Legacy PHP Version.'),
        'severity' => REQUIREMENT_ERROR,
        'value' => t('Invalid PHP version.'),
      ];
    }
  }
  return $requirements;
}