public function FieldPluginBase::advancedRender in Drupal 8

Same name and namespace in other branches

1. 9 core/modules/views/src/Plugin/views/field/FieldPluginBase.php \Drupal\views\Plugin\views\field\FieldPluginBase::advancedRender()

Renders a field using advanced settings.

This renders a field normally, then decides if render-as-link and text-replacement rendering is necessary.

Parameters

\Drupal\views\ResultRow $values: The values retrieved from a single row of a view's query result.

Return value

string|\Drupal\Component\Render\MarkupInterface The advanced rendered output. If the output is safe it will be wrapped in an object that implements MarkupInterface. If it is empty or unsafe it will be a string.

Overrides FieldHandlerInterface::advancedRender

File

core/modules/views/src/Plugin/views/field/FieldPluginBase.php, line 1142

Class

FieldPluginBase

Base class for views fields.

Namespace

Drupal\views\Plugin\views\field

Code

public function advancedRender(ResultRow $values) {

  // Clean up values from previous render calls.
  if ($this->lastRenderIndex != $values->index) {
    $this->last_render_text = '';
  }
  if ($this
    ->allowAdvancedRender() && $this instanceof MultiItemsFieldHandlerInterface) {
    $raw_items = $this
      ->getItems($values);

    // If there are no items, set the original value to NULL.
    if (empty($raw_items)) {
      $this->original_value = NULL;
    }
  }
  else {
    $value = $this
      ->render($values);
    if (is_array($value)) {
      $value = $this
        ->getRenderer()
        ->render($value);
    }
    $this->last_render = $value;
    $this->original_value = $value;
  }
  if ($this
    ->allowAdvancedRender()) {
    if ($this instanceof MultiItemsFieldHandlerInterface) {
      $items = [];
      foreach ($raw_items as $count => $item) {
        $value = $this
          ->render_item($count, $item);
        if (is_array($value)) {
          $value = (string) $this
            ->getRenderer()
            ->render($value);
        }
        $this->last_render = $value;
        $this->original_value = $this->last_render;
        $alter = $item + $this->options['alter'];
        $alter['phase'] = static::RENDER_TEXT_PHASE_SINGLE_ITEM;
        $items[] = $this
          ->renderText($alter);
      }
      $value = $this
        ->renderItems($items);
    }
    else {
      $alter = [
        'phase' => static::RENDER_TEXT_PHASE_COMPLETELY,
      ] + $this->options['alter'];
      $value = $this
        ->renderText($alter);
    }
    if (is_array($value)) {
      $value = $this
        ->getRenderer()
        ->render($value);
    }

    // This happens here so that renderAsLink can get the unaltered value of
    // this field as a token rather than the altered value.
    $this->last_render = $value;
  }

  // String cast is necessary to test emptiness of MarkupInterface
  // objects.
  if (empty((string) $this->last_render)) {
    if ($this
      ->isValueEmpty($this->last_render, $this->options['empty_zero'], FALSE)) {
      $alter = $this->options['alter'];
      $alter['alter_text'] = 1;
      $alter['text'] = $this->options['empty'];
      $alter['phase'] = static::RENDER_TEXT_PHASE_EMPTY;
      $this->last_render = $this
        ->renderText($alter);
    }
  }

  // If we rendered something, update the last render index.
  if ((string) $this->last_render !== '') {
    $this->lastRenderIndex = $values->index;
  }
  return $this->last_render;
}