ezcontent-8.x-dev/modules/ezcontent_node/modules/ezcontent_liveblog/ezcontent_liveblog.install

<?php

/**
 * @file
 * The install file.
 */

use Drupal\Core\Installer\InstallerKernel;
use Drupal\Core\Url;
use Drupal\Core\Link;

/**
 * Implements hook_install().
 */
function ezcontent_liveblog_install() {
  // Don't display the message during site installation.
  if (!InstallerKernel::installationAttempted() && \Drupal::service('module_handler')->moduleExists('liveblog_pusher')) {
    \Drupal::messenger()->addMessage(
      t("To configure Liveblog Pusher, go to 'admin/config/content/liveblog' and specify the pusher plugin settings obtained from @pusher.", [
        '@pusher' => Link::fromTextAndUrl(t('pusher.com'), Url::fromUri('external:https://pusher.com', ['attributes' => ['target' => '_blank']]))->toRenderable(),
      ])
    );
  }
}

/**
 * Delete the liveblog provided config, as these are provided by this module.
 */
function ezcontent_liveblog_module_preinstall($module) {
  if ('ezcontent_liveblog' == $module) {
    $configs = [
      'core.entity_form_display.node.liveblog.default',
      'core.entity_form_display.liveblog_post.liveblog_post.default',
      'core.entity_view_display.liveblog_post.liveblog_post.default',
      'core.entity_view_display.node.liveblog.default',
      'core.entity_view_display.node.liveblog.teaser',
    ];
    $configFactory = \Drupal::configFactory();
    foreach ($configs as $config) {
      $configFactory->getEditable($config)->delete();
    }
  }
}