<?php

/**
 * @file
 * Install file for Highlight JS library.
 *
 * @author Juned Kazi
 */

/**
 * Implements hook_requirements().
 */
function highlight_js_requirements($phase) {
  $requirements = array();

  switch ($phase) {

    case 'install':
      // Check to make sure at least Libraries 2.x is installed.
      if (!function_exists('libraries_detect')) {
        $requirements['highlightjs'] = array(
          'title' => t('Libraries'),
          'value' => t('1.x'),
          'description' => t('Highlight.js requires Libraries 7.x-2.0-alpha1 or higher.'),
          'severity' => REQUIREMENT_ERROR,
        );
      }
      break;

    case 'runtime':
      // Check to make sure the highlight.js library is available.
      $library = libraries_detect('highlightjs');
      $requirements['highlightjs'] = array(
        'title' => t('Highlight.js'),
        'value' => $library['installed'] ? t('Installed') : t('Not installed'),
        'description' => isset($library['error message']) ? $library['error message'] : '',
        'severity' => $library['installed'] ? REQUIREMENT_OK : REQUIREMENT_ERROR,
      );
      break;
  }
  return $requirements;
}

/**
 * Implementation of hook_uninstall().
 */
function highlight_js_uninstall() {
  variable_del('highlightjs_style');
}