function FieldPluginBase::advancedRender

Overrides FieldHandlerInterface::advancedRender

File

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

Class

FieldPluginBase

Base class for views fields.

Namespace

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;
}