materio-base-d7/search_api_solr.install

<?php

/**
 * Implements hook_requirements().
 */
function search_api_solr_requirements($phase) {
  if ($phase == 'install') {
    $t = get_t();
    module_load_include('module', 'search_api_solr');
    spl_autoload_register('_search_api_solr_autoload');
    if (class_exists('Apache_Solr_Service')) {
      $version = trim(Apache_Solr_Service::SVN_REVISION, '$ :A..Za..z');
      if ($version < 59) {
        return array(
          'search_api_solr' => array(
            'title' => $t('Solr PHP library'),
            'value' => $t('The library is correctly installed, but out of date'),
            'description' => $t('It is suggested to install the newest version (@version).', array('@version' => 'r60')),
            'severity' => REQUIREMENT_WARNING,
          ),
        );
      }
      return array(
        'search_api_solr' => array(
          'title' => $t('Solr PHP library'),
          'value' => $t('The library was correctly installed'),
          'severity' => REQUIREMENT_OK,
        ),
      );
    }
    else {
      return array(
        'search_api_solr' => array(
          'title' => $t('Solr PHP library'),
          'value' => $t('The library was not correctly installed. Please see INSTALL.txt for instructions.'),
          'severity' => REQUIREMENT_ERROR,
        ),
      );
    }
  }
  elseif ($phase == 'runtime') {
    $servers = search_api_server_load_multiple(FALSE, array('class' => 'search_api_solr_service', 'enabled' => TRUE));
    $count = 0;
    $unavailable = 0;
    $last = NULL;
    foreach ($servers as $server) {
      if (!$server->ping()) {
        ++$unavailable;
        $last = $server;
      }
      ++$count;
    }
    if (!$count) {
      return array();
    }
    $ret['search_api_solr'] = array(
      'title' => t('Solr servers'),
      'value' => format_plural($count, '1 server', '@count servers'),
    );
    if ($unavailable) {
      if ($unavailable == 1) {
        $ret['search_api_solr']['description'] = t('The Solr server of <a href="!url">%name</a> could not be reached.',
            array('!url' => url('admin/config/search/search_api/server/' . $last->machine_name), '%name' => $last->name));
      }
      else {
        $ret['search_api_solr']['description'] = t('@count Solr servers could not be reached.', array('@count' => $unavailable));
      }
      $ret['search_api_solr']['severity'] = REQUIREMENT_ERROR;
    }
    else {
      $ret['search_api_solr']['description'] = format_plural($count, 'The Solr server could be reached.', 'All @count Solr servers could be reached.');
      $ret['search_api_solr']['severity'] = REQUIREMENT_OK;
    }

    // Check version of the SolrPhpClient library.
    $version = trim(Apache_Solr_Service::SVN_REVISION, '$ :A..Za..z');
    if ($version < 59) {
      $ret['search_api_solr_client'] = array(
        'title' => t('Solr PHP library'),
        'value' => t('Version @version', array('@version' => "r$version")),
        'description' => t('The library is correctly installed, but out of date. ' .
            'It is suggested to install the <a href="@url">newest version</a> (@version).',
            array('@url' => 'http://code.google.com/p/solr-php-client/downloads/list', '@version' => 'r60')),
        'severity' => REQUIREMENT_WARNING,
      );
    }
    return $ret;
  }
}

/**
 * Implements hook_install().
 *
 * We register our autoloader here because our hook_init() won't get called
 * until the next bootstrap (it registers the autoloader too.)
 */
function search_api_solr_install() {
  spl_autoload_register('_search_api_solr_autoload');
}

/**
 * Implements hook_uninstall().
 */
function search_api_solr_uninstall() {
  if (module_exists('search_api')) {
    db_delete('search_api_server')
      ->condition('class', 'search_api_solr_service')
      ->execute();
  }
  variable_del('search_api_solr_last_optimize');
  variable_del('search_api_solr_autocomplete_max_occurrences');
}

/**
 * Implements hook_update_dependencies().
 */
function search_api_solr_update_dependencies() {
  // This update should run after primary IDs have been changed to machine names in the framework.
  $dependencies['search_api_solr'][7101] = array(
    'search_api' => 7102,
  );
  return $dependencies;
}

/**
 * Implements hook_update_N().
 *
 * Implements transition from using the index IDs to using machine names.
 */
function search_api_solr_update_7101() {
  foreach (search_api_server_load_multiple(FALSE, array('class' => 'search_api_solr_service')) as $server) {
    if ($server->enabled) {
      $server->deleteItems('all');
    }
    else {
      $tasks = variable_get('search_api_tasks', array());
      $tasks[$server->machine_name][''] = array('clear all');
      variable_set('search_api_tasks', $tasks);
    }
    $query = db_select('search_api_index', 'i')
      ->fields('i', array('machine_name'))
      ->condition('server', $server->machine_name);
    db_update('search_api_item')
      ->fields(array(
        'changed' => REQUEST_TIME,
      ))
      ->condition('index_id', $query, 'IN')
      ->execute();
  }

  return t('The Solr search module was updated. ' .
      'Please stop your Solr servers, replace their schema.xml with the new version and then start them again. ' .
      'All data indexed on Solr servers will have to be reindexed.');
}