<?php

/**
 * @file
 * Install, update, and uninstall functions for the custom search module.
 */

/**
 * Implements hook_install().
 */
function custom_search_install() {
  db_update('system')
    ->fields(array('weight' => 100))
    ->condition('name', 'custom_search')
    ->execute();
}

/**
 * Implements hook_uninstall().
 */
function custom_search_uninstall() {
  variable_del('custom_search_label_visibility');
  variable_del('custom_search_label');
  variable_del('custom_search_text');
  variable_del('custom_search_size');
  variable_del('custom_search_max_length');
  variable_del('custom_search_submit_text');
  variable_del('custom_search_image_path');
  variable_del('custom_search_criteria_or_display');
  variable_del('custom_search_criteria_or_label');
  variable_del('custom_search_criteria_phrase_display');
  variable_del('custom_search_criteria_phrase_label');
  variable_del('custom_search_criteria_negative_display');
  variable_del('custom_search_criteria_negative_label');
  variable_del('custom_search_paths');
  variable_del('custom_search_paths_selector');
  variable_del('custom_search_paths_selector_label');
  variable_del('custom_search_paths_selector_label_visibility');
  variable_del('custom_search_search_box_weight');
  variable_del('custom_search_content_types_weight');
  variable_del('custom_search_criteria_or_weight');
  variable_del('custom_search_criteria_phrase_weight');
  variable_del('custom_search_criteria_negative_weight');
  variable_del('custom_search_custom_paths_weight');
  variable_del('custom_search_submit_button_weight');
  variable_del('custom_search_search_box_region');
  variable_del('custom_search_content_types_region');
  variable_del('custom_search_criteria_or_region');
  variable_del('custom_search_criteria_phrase_region');
  variable_del('custom_search_criteria_negative_region');
  variable_del('custom_search_custom_paths_region');
  variable_del('custom_search_submit_button_region');
  variable_del('custom_search_target');
  variable_del('custom_search_node_types');
  variable_del('custom_search_node_types_excluded');
  variable_del('custom_search_other');
  variable_del('custom_search_type_selector');
  variable_del('custom_search_type_selector_label');
  variable_del('custom_search_type_selector_label_visibility');
  variable_del('custom_search_type_selector_all');
  variable_del('custom_search_any_restricts');
  variable_del('custom_search_any_force');
  variable_del('custom_search_results_search');
  variable_del('custom_search_results_advanced_search');
  variable_del('custom_search_results_advanced_search_collapsible');
  variable_del('custom_search_results_advanced_search_collapsed');
  variable_del('custom_search_advanced_or_display');
  variable_del('custom_search_advanced_phrase_display');
  variable_del('custom_search_advanced_negative_display');
  $options = node_type_get_names();
  foreach ($options as $type => $name) variable_del('custom_search_advanced_type_' . $type . '_display');
  variable_del('custom_search_results_info_type');
  variable_del('custom_search_results_info_user');
  variable_del('custom_search_results_info_date');
  if (module_exists('comment')) variable_del('custom_search_results_info_comment');
  if (module_exists('upload')) variable_del('custom_search_results_info_upload');
  variable_del('custom_search_filter');
  variable_del('custom_search_filter_label');
  variable_del('custom_search_search_api_page');
}

/**
 * Implements hook_enable().
 */
function custom_search_enable() {
  drupal_set_message(t('Custom Search enabled. Don\'t forget to <a href="@link">set permissions</a>.', array('@link' => url('admin/people/permissions', array('fragment' => 'module-custom_search')))));
}

/**
 * Increases the module weight.
 */
function custom_search_update_7100() {
  db_update('system')
    ->fields(array('weight' => 100))
    ->condition('name', 'custom_search')
    ->execute();
  return t('Module\'s weight increased.');
}

/**
 * New sub-modules notice.
 */
function custom_search_update_7101() {
  return t('Custom Search has been divided in multiple modules. Please re-enable the sub-modules you need.');
}

/**
 * Custom search paths upgrade.
 */
function custom_search_update_7102() {
  if (variable_get('custom_search_path', '') != '') {
    variable_set('custom_search_paths', variable_get('custom_search_path', '') . '|Custom path');
  }
  variable_del('custom_search_path');
  return t('Custom search paths upgraded.');
}

/**
 * Changes in the advanced search form settings.
 */
function custom_search_update_7103() {
  if (variable_get('custom_search_results_advanced_override', FALSE)) {
    variable_set('custom_search_advanced_or_display', variable_get('custom_search_criteria_or_display', FALSE));
    variable_set('custom_search_advanced_phrase_display', variable_get('custom_search_criteria_phrase_display', FALSE));
    variable_set('custom_search_advanced_negative_display', variable_get('custom_search_criteria_negative_display', FALSE));
    $types = array_keys(array_filter(variable_get('custom_search_node_types', array())));
    if (count($types)) {
      $names = array_keys(node_type_get_names());
      foreach ($names as $name) {
        if (!in_array($name, $types)) variable_set('custom_search_advanced_type_' . $name . '_display', FALSE);
      }
    }
    $vocabularies = taxonomy_get_vocabularies();
    foreach ($vocabularies as $voc) {
      if (variable_get('custom_search_voc' . $voc->vid . '_selector', 'disabled') == 'disabled') variable_set('custom_search_advanced_voc' . $voc->vid . '_display', FALSE);
    }
  }
  variable_del('custom_search_results_advanced_override');
  return t('Advanced search form settings changed.');
}