<?php

/**
 * @file
 * Pathauto integration for core modules.
 *
 * @ingroup pathauto
 */

/**
 * Batch processing callback; Generate aliases for nodes.
 */
function node_pathauto_bulk_update_batch_process(&$context) {
  if (!isset($context['sandbox']['current'])) {
    $context['sandbox']['count'] = 0;
    $context['sandbox']['current'] = 0;
  }

  $query = db_select('node', 'n');
  $query->leftJoin('url_alias', 'ua', "CONCAT('node/', n.nid) = ua.source");
  $query->addField('n', 'nid');
  $query->isNull('ua.source');
  $query->condition('n.nid', $context['sandbox']['current'], '>');
  $query->orderBy('n.nid');
  $query->addTag('pathauto_bulk_update');
  $query->addMetaData('entity', 'node');

  // Get the total amount of items to process.
  if (!isset($context['sandbox']['total'])) {
    $context['sandbox']['total'] = $query->countQuery()->execute()->fetchField();

    // If there are no nodes to update, the stop immediately.
    if (!$context['sandbox']['total']) {
      $context['finished'] = 1;
      return;
    }
  }

  $query->range(0, 25);
  $nids = $query->execute()->fetchCol();

  pathauto_node_update_alias_multiple($nids, 'bulkupdate');
  $context['sandbox']['count'] += count($nids);
  $context['sandbox']['current'] = max($nids);
  $context['message'] = t('Updated alias for node @nid.', array('@nid' => end($nids)));

  if ($context['sandbox']['count'] != $context['sandbox']['total']) {
    $context['finished'] = $context['sandbox']['count'] / $context['sandbox']['total'];
  }
}

/**
 * Batch processing callback; Generate aliases for taxonomy terms.
 */
function taxonomy_pathauto_bulk_update_batch_process(&$context) {
  if (!isset($context['sandbox']['current'])) {
    $context['sandbox']['count'] = 0;
    $context['sandbox']['current'] = 0;
  }

  $query = db_select('taxonomy_term_data', 'td');
  $query->leftJoin('url_alias', 'ua', "CONCAT('taxonomy/term/', td.tid) = ua.source");
  $query->addField('td', 'tid');
  $query->isNull('ua.source');
  $query->condition('td.tid', $context['sandbox']['current'], '>');
  // Exclude the forums terms.
  if ($forum_vid = variable_get('forum_nav_vocabulary', '')) {
    $query->condition('td.vid', $forum_vid, '<>');
  }
  $query->orderBy('td.tid');
  $query->addTag('pathauto_bulk_update');
  $query->addMetaData('entity', 'taxonomy_term');

  // Get the total amount of items to process.
  if (!isset($context['sandbox']['total'])) {
    $context['sandbox']['total'] = $query->countQuery()->execute()->fetchField();

    // If there are no nodes to update, the stop immediately.
    if (!$context['sandbox']['total']) {
      $context['finished'] = 1;
      return;
    }
  }

  $query->range(0, 25);
  $tids = $query->execute()->fetchCol();

  pathauto_taxonomy_term_update_alias_multiple($tids, 'bulkupdate');
  $context['sandbox']['count'] += count($tids);
  $context['sandbox']['current'] = max($tids);
  $context['message'] = t('Updated alias for term @tid.', array('@tid' => end($tids)));

  if ($context['sandbox']['count'] != $context['sandbox']['total']) {
    $context['finished'] = $context['sandbox']['count'] / $context['sandbox']['total'];
  }
}

/**
 * Batch processing callback; Generate aliases for forums.
 */
function forum_pathauto_bulk_update_batch_process(&$context) {
  if (!isset($context['sandbox']['current'])) {
    $context['sandbox']['count'] = 0;
    $context['sandbox']['current'] = 0;
  }

  $query = db_select('taxonomy_term_data', 'td');
  $query->leftJoin('url_alias', 'ua', "CONCAT('forum/', td.tid) = ua.source");
  $query->addField('td', 'tid');
  $query->isNull('ua.source');
  $query->condition('td.tid', $context['sandbox']['current'], '>');
  $query->condition('td.vid', variable_get('forum_nav_vocabulary', ''));
  $query->orderBy('td.tid');
  $query->addTag('pathauto_bulk_update');
  $query->addMetaData('entity', 'taxonomy_term');

  // Get the total amount of items to process.
  if (!isset($context['sandbox']['total'])) {
    $context['sandbox']['total'] = $query->countQuery()->execute()->fetchField();

    // If there are no nodes to update, the stop immediately.
    if (!$context['sandbox']['total']) {
      $context['finished'] = 1;
      return;
    }
  }

  $query->range(0, 25);
  $tids = $query->execute()->fetchCol();

  pathauto_taxonomy_term_update_alias_multiple($tids, 'bulkupdate');
  $context['sandbox']['count'] += count($tids);
  $context['sandbox']['current'] = max($tids);
  $context['message'] = t('Updated alias for forum @tid.', array('@tid' => end($tids)));

  if ($context['sandbox']['count'] != $context['sandbox']['total']) {
    $context['finished'] = $context['sandbox']['count'] / $context['sandbox']['total'];
  }
}

/**
 * Batch processing callback; Generate aliases for users.
 */
function user_pathauto_bulk_update_batch_process(&$context) {
  if (!isset($context['sandbox']['current'])) {
    $context['sandbox']['count'] = 0;
    $context['sandbox']['current'] = 0;
  }

  $query = db_select('users', 'u');
  $query->leftJoin('url_alias', 'ua', "CONCAT('user/', u.uid) = ua.source");
  $query->addField('u', 'uid');
  $query->isNull('ua.source');
  $query->condition('u.uid', $context['sandbox']['current'], '>');
  $query->orderBy('u.uid');
  $query->addTag('pathauto_bulk_update');
  $query->addMetaData('entity', 'user');

  // Get the total amount of items to process.
  if (!isset($context['sandbox']['total'])) {
    $context['sandbox']['total'] = $query->countQuery()->execute()->fetchField();

    // If there are no nodes to update, the stop immediately.
    if (!$context['sandbox']['total']) {
      $context['finished'] = 1;
      return;
    }
  }

  $query->range(0, 25);
  $uids = $query->execute()->fetchCol();

  pathauto_user_update_alias_multiple($uids, 'bulkupdate', array('alias blog' => FALSE));
  $context['sandbox']['count'] += count($uids);
  $context['sandbox']['current'] = max($uids);
  $context['message'] = t('Updated alias for user @uid.', array('@uid' => end($uids)));

  if ($context['sandbox']['count'] != $context['sandbox']['total']) {
    $context['finished'] = $context['sandbox']['count'] / $context['sandbox']['total'];
  }
}

/**
 * Batch processing callback; Generate aliases for blogs.
 */
function blog_pathauto_bulk_update_batch_process(&$context) {
  if (!isset($context['sandbox']['current'])) {
    $context['sandbox']['count'] = 0;
    $context['sandbox']['current'] = 0;
  }

  $query = db_select('users', 'u');
  $query->leftJoin('url_alias', 'ua', "CONCAT('blog/', u.uid) = ua.source");
  $query->addField('u', 'uid');
  $query->isNull('ua.source');
  $query->condition('u.uid', $context['sandbox']['current'], '>');
  $query->orderBy('u.uid');
  $query->addTag('pathauto_bulk_update');
  $query->addMetaData('entity', 'user');

  // Get the total amount of items to process.
  if (!isset($context['sandbox']['total'])) {
    $context['sandbox']['total'] = $query->countQuery()->execute()->fetchField();

    // If there are no nodes to update, the stop immediately.
    if (!$context['sandbox']['total']) {
      $context['finished'] = 1;
      return;
    }
  }

  $query->range(0, 25);
  $uids = $query->execute()->fetchCol();

  $accounts = user_load_multiple($uids);
  foreach ($accounts as $account) {
    pathauto_blog_update_alias($account, 'bulkupdate');
  }

  $context['sandbox']['count'] += count($uids);
  $context['sandbox']['current'] = max($uids);
  $context['message'] = t('Updated alias for blog user @uid.', array('@uid' => end($uids)));

  if ($context['sandbox']['count'] != $context['sandbox']['total']) {
    $context['finished'] = $context['sandbox']['count'] / $context['sandbox']['total'];
  }
}