<?php

/**
 * @file
 * Installation file.
 */

/**
 * Implements hook_install().
 */
function eu_cookie_compliance_install() {
  $popup_settings = array(
    'popup_info' => array(
      'value' => '<h2>We use cookies on this site to enhance your user experience</h2><p>By clicking any link on this page you are giving your consent for us to set cookies.</p>',
      'format' => FILTER_FORMAT_DEFAULT,
    ),
    'popup_agreed' => array(
      'value' => '<h2>Thank you for accepting cookies</h2><p>You can now hide this message or find out more about cookies.</p>',
      'format' => FILTER_FORMAT_DEFAULT,
    ),
  );
  global $language;
  $lang = ($language->language) ? $language->language : 'en';
  variable_set('eu_cookie_compliance_' . $lang, $popup_settings);
}

/**
 * Implements hook_uninstall().
 */
function eu_cookie_compliance_uninstall() {
  db_query("DELETE FROM {variable} WHERE name LIKE '%eu_cookie_compliance_%'");
  cache_clear_all('variables', 'cache');
}

/**
 * Implements hook_update_n().
 */
function eu_cookie_compliance_update_6100() {
  $popup_settings = array(
    'popup_info' => variable_get('eu_cookie_compliance_popup_info', ''),
    'popup_agreed' => variable_get('eu_cookie_compliance_popup_agreed', ''),
    'popup_link' => variable_get('eu_cookie_compliance_popup_link', ''),
    'popup_height' => variable_get('eu_cookie_compliance_popup_height', 50),
    'popup_width' => variable_get('eu_cookie_compliance_popup_width', '100%'),
    'popup_delay' => variable_get('eu_cookie_compliance_popup_delay', 1),
    'popup_enabled' => variable_get('eu_cookie_compliance_popup_enabled', 0),
    'popup_position' => variable_get('eu_cookie_compliance_popup_position', 0),
  );
  global $language;
  $lang = ($language->language) ? $language->language : 'en';
  variable_set('eu_cookie_compliance_' . $lang, $popup_settings);

  variable_del('eu_cookie_compliance_popup_info');
  variable_del('eu_cookie_compliance_popup_agreed');
  variable_del('eu_cookie_compliance_popup_link');
  variable_del('eu_cookie_compliance_popup_height');
  variable_del('eu_cookie_compliance_popup_width');
  variable_del('eu_cookie_compliance_popup_delay');
  variable_del('eu_cookie_compliance_popup_enabled');
  variable_del('eu_cookie_compliance_popup_position');
}

/**
 * Implements hook_update_n().
 */
function eu_cookie_compliance_update_6101() {

  $rids = array_keys(user_roles());
  if ( ! empty($rids) ) {
    foreach ( $rids as $rid ) {
      __eu_cookie_compliance_add_permissions($rid, 'see EU Cookie Compliance popup');
    }
  }

}

/**
 * _add_permissions() is a helper function to add permissions by role to the db
 */
function __eu_cookie_compliance_add_permissions($rid, $permissions) {
  if (!is_array($permissions)) {
    $permissions = explode(', ', $permissions);
  }
  $current_perms = explode(', ', db_result(db_query("SELECT perm FROM {permission} WHERE rid=%d", $rid)));
  foreach($permissions as $permission) {
    if (!in_array($permission, $current_perms)) {
        $current_perms[] = $permission;
      }
    }
  $current_perms = implode(', ', $current_perms);
  $return = db_query("UPDATE {permission} SET perm= '%s' WHERE rid=%d", $current_perms, $rid);
  return $return;
}