animate_css.install in Animate CSS 8

Requirements page for Animate Css.

File

animate_css.install

<?php

use Drupal\Core\Messenger\MessengerInterface;

/**
 * @file
 * Requirements page for Animate Css.
 */
define('DOWNLOAD_URL', 'https://github.com/animate-css/animate.css/archive/main.zip');

/**
 * Implements hook_install().
 */
function animate_css_install() {

  // Check for Animate Library.
  $library = \Drupal::service('library.discovery')
    ->getLibraryByName('animate_css', 'animate');
  $library_exists = file_exists(DRUPAL_ROOT . '/' . $library['css'][0]['data']);
  if (!$library_exists) {
    MessengerInterface::addMessage(t('Animate CSS module requires the animate library. <a href=":anim_link">Download animate library</a> and unzip into /libraries/animate.css.', [
      ':anim_link' => DOWNLOAD_URL,
    ]));
  }
}

/**
 * Implements hook_requirements().
 */
function animate_css_requirements($phase) {

  // Verify Animate is enabled.
  if ($phase == 'install') {
    return [];
  }
  $library = \Drupal::service('library.discovery')
    ->getLibraryByName('animate_css', 'animate');
  $library_exists = file_exists(DRUPAL_ROOT . '/' . $library['css'][0]['data']);
  return [
    'animate_library_downloaded' => [
      'title' => t('Animate library'),
      'value' => $library_exists ? t('Installed') : t('Not installed'),
      'description' => $library_exists ? '' : t('The Animate library needs to be <a href="@url">downloaded</a> and extracted into the /libraries/animate.css folder in your Drupal installation directory.', [
        '@url' => DOWNLOAD_URL,
      ]),
      'severity' => $library_exists ? REQUIREMENT_OK : REQUIREMENT_ERROR,
    ],
  ];
}

Functions

Name	Description
animate_css_install	Implements hook_install().
animate_css_requirements	Implements hook_requirements().

Constants

Name	Description
DOWNLOAD_URL	@file Requirements page for Animate Css.