function SqlBase::query

Modify the query for paging.

This is called during the build phase and can directly modify the query.

Overrides PagerPluginBase::query

File

core/modules/views/src/Plugin/views/pager/SqlBase.php, line 268

Class

SqlBase

A common base class for sql based pager.

Namespace

Code

public function query() {
  if ($this->itemsPerPageExposed()) {
    $query = $this->view
      ->getRequest()->query;
    $items_per_page = $query->get('items_per_page');
    if ((int) $items_per_page > 0) {
      $this->options['items_per_page'] = $items_per_page;
    }
    elseif ($items_per_page == 'All' && $this->options['expose']['items_per_page_options_all']) {
      $this->options['items_per_page'] = 0;
    }
  }
  if ($this->isOffsetExposed()) {
    $query = $this->view
      ->getRequest()->query;
    $offset = $query->get('offset');
    if (isset($offset) && $offset >= 0) {
      $this->options['offset'] = $offset;
    }
  }
  $limit = $this->options['items_per_page'];
  $offset = $this->current_page * $this->options['items_per_page'] + $this->options['offset'];
  if (!empty($this->options['total_pages'])) {
    if ($this->current_page >= $this->options['total_pages']) {
      $limit = $this->options['items_per_page'];
      $offset = $this->options['total_pages'] * $this->options['items_per_page'];
    }
  }
  $this->view->query
    ->setLimit($limit);
  $this->view->query
    ->setOffset($offset);
}