function activity_batch_delete in Activity 7

Same name and namespace in other branches

1. 6.2 activity.admin.inc \activity_batch_delete()

Batch deletion step.

Parameters

$aid: The actions.aid for this template.

$batch_context: The context array for this batch operation.

2 string references to 'activity_batch_delete'

activity_actions_delete_form_submit in ./activity.admin.inc

Process activity_actions_delete form submissions.

activity_batch_regenerate in ./activity.admin.inc

Set a batch process to regenerate activity for a specific hook and op pair.

File

./activity.batch.inc, line 112

: Contains Batch API functions for long running processing.

Code

function activity_batch_delete($aid, &$batch_context) {
  if (!isset($batch_context['sandbox']['last_activity_id'])) {
    $batch_context['sandbox']['last_activity_id'] = 0;
    $batch_context['sandbox']['progress'] = 0;
    $batch_context['sandbox']['max'] = db_query("SELECT COUNT(aid) FROM {activity} WHERE actions_id = :aid", array(
      ':aid' => $aid,
    ))
      ->fetchField();
  }
  $limit = 200;
  $activity_to_be_deleted = db_select('activity', 'a')
    ->fields('a', array(
    'aid',
  ))
    ->condition('a.aid', $batch_context['sandbox']['last_activity_id'], '>')
    ->condition('a.actions_id', $aid)
    ->orderBy('a.aid', 'ASC')
    ->range(0, $limit)
    ->execute()
    ->fetchAll();
  $activity_ids = array();
  if (!empty($activity_to_be_deleted)) {
    foreach ($activity_to_be_deleted as $row) {
      $activity_ids[] = $row->aid;
      $batch_context['sandbox']['last_activity_id'] = $row->aid;
      $batch_context['sandbox']['progress']++;
    }
    activity_delete($activity_ids);
  }

  // Check if not finished.
  if (!empty($activity_to_be_deleted) && $batch_context['sandbox']['progress'] < $batch_context['sandbox']['max']) {
    $batch_context['finished'] = $batch_context['sandbox']['progress'] / $batch_context['sandbox']['max'];
  }
  else {

    // If finished, delete the sandbox.
    unset($batch_context['sandbox']);
  }
}