function Unformatted::render_grouping_sets in Views PDF 8

Render the grouping sets.

Plugins may override this method if they wish some other way of handling grouping.

Parameters

array $sets: Array containing the grouping sets to render.

int $level: Integer indicating the hierarchical level of the grouping.

Return value

string Rendered output of given grouping sets.

File

src/Plugin/views/style/Unformatted.php, line 41

Contains \Drupal\views_pdf\Plugin\views\style\Unformatted.

Class

Unformatted

This class holds all the funtionality used for the unformatted style plugin.

Namespace

Drupal\views_pdf\Plugin\views\style

Code

function render_grouping_sets($sets, $level = 0) {
  $output = '';
  $next_level = $level + 1;
  foreach ($sets as $set) {
    $row = reset($set['rows']);

    // Render as a grouping set.
    if (is_array($row) && isset($row['group'])) {
      $field_id = $this->options['grouping'][$level]['field'];
      $options = array();
      if (isset($this->row_plugin->options['formats'][$field_id])) {
        $options = $this->row_plugin->options['formats'][$field_id];
      }
      $this->view->pdf
        ->drawContent($set['group'], $options, $this->view);
      $this
        ->render_grouping_sets($set['rows'], $next_level);
    }
    else {
      if (!empty($set['group'])) {
        $field_id = $this->options['grouping'][$level]['field'];
        $options = array();
        if (isset($this->row_plugin->options['formats'][$field_id])) {
          $options = $this->row_plugin->options['formats'][$field_id];
        }
        $this->view->pdf
          ->drawContent($set['group'], $options, $this->view);
      }
      if ($this
        ->uses_row_plugin()) {
        foreach ($set['rows'] as $index => $row) {
          $this->view->row_index = $index;
          $set['rows'][$index] = $this->row_plugin
            ->render($row);
        }
      }
    }
  }
  unset($this->view->row_index);
  return $output;
}