<?php
/**
 * Installation and update hooks for the Charts Highcharts module.
 */

/**
 * Implements hook_requirements().
 */
function charts_highcharts_requirements($phase) {
  $requirements = array();
  $t = get_t();
  if (function_exists('libraries_detect') && $highcharts_info = libraries_detect('highcharts')) {
    if (is_dir($highcharts_info['library path'] . '/exporting-server')) {
      $requirements['highcharts_security'] = array(
        'title' => $t('Highcharts vulnerability'),
        'severity' => REQUIREMENT_ERROR,
        'value' => $t('Dangerous sample code present'),
        'description' => $t('Your installation of the Highcharts library at "@path" contains a directory named "exporting-server". This directory contains dangerous sample files that may compromise the security of your site. You must delete this directory before you may use the Charts Highcharts module.', array('@path' => $highcharts_info['library path'])),
      );
    }
  }

  return $requirements;
}