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Add formatter setting to suppress MARC Relator code in () #67

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Add formatter setting to suppress MARC Relator code in () #67

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41 changes: 39 additions & 2 deletions src/Plugin/Field/FieldFormatter/TypedRelationFormatter.php
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,7 @@

use Drupal\Core\Field\Plugin\Field\FieldFormatter\EntityReferenceLabelFormatter;
use Drupal\Core\Field\FieldItemListInterface;
use Drupal\Core\Form\FormStateInterface;

/**
* Plugin implementation of the 'TypedRelationFormatter'.
Expand All @@ -18,6 +19,38 @@
*/
class TypedRelationFormatter extends EntityReferenceLabelFormatter {

/**
* {@inheritdoc}
*/
public static function defaultSettings() {
return [
'suppress_code' => FALSE,
] + parent::defaultSettings();
}
/**
* {@inheritdoc}
*/
public function settingsForm(array $form, FormStateInterface $form_state) {

$elements = parent::settingsForm($form, $form_state);
$elements['suppress_code'] = [
'#title' => t('Hide code in () after label, if present'),
'#type' => 'checkbox',
'#default_value' => $this->getSetting('suppress_code'),
];

return $elements;
}

/**
* {@inheritdoc}
*/
public function settingsSummary() {
$summary = parent::settingsSummary();
$summary[] = $this->getSetting('suppress_code') ? t('Suppress code in (), if present') : t('Show code in (), if present');
return $summary;
}

/**
* {@inheritdoc}
*/
Expand All @@ -28,9 +61,13 @@ public function viewElements(FieldItemListInterface $items, $langcode) {

$rel_types = $item->getRelTypes();
$rel_type = isset($rel_types[$item->rel_type]) ? $rel_types[$item->rel_type] : $item->rel_type;
if (!empty($rel_type)) {
$elements[$delta]['#prefix'] = $rel_type . ': ';

// Suppress code, e.g. change Author (aut) to Author.
if ($this->getSetting('suppress_code') == TRUE) {
$rel_type = preg_replace('/ \([^()]*\)/', '', $rel_type);
}

$elements[$delta]['#prefix'] = $rel_type . ': ';
}

return $elements;
Expand Down