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<?php
namespace Drupal\views\Plugin\views\field;
use Drupal\Core\Form\FormStateInterface;
use Drupal\views\ResultRow;
class Serialized extends FieldPluginBase {
protected function defineOptions() {
$options = parent::defineOptions();
$options['format'] = array(
'default' => 'unserialized',
);
$options['key'] = array(
'default' => '',
);
return $options;
}
public function buildOptionsForm(&$form, FormStateInterface $form_state) {
parent::buildOptionsForm($form, $form_state);
$form['format'] = array(
'#type' => 'select',
'#title' => $this
->t('Display format'),
'#description' => $this
->t('How should the serialized data be displayed. You can choose a custom array/object key or a print_r on the full output.'),
'#options' => array(
'unserialized' => $this
->t('Full data (unserialized)'),
'serialized' => $this
->t('Full data (serialized)'),
'key' => $this
->t('A certain key'),
),
'#default_value' => $this->options['format'],
);
$form['key'] = array(
'#type' => 'textfield',
'#title' => $this
->t('Which key should be displayed'),
'#default_value' => $this->options['key'],
'#states' => array(
'visible' => array(
':input[name="options[format]"]' => array(
'value' => 'key',
),
),
),
);
}
public function validateOptionsForm(&$form, FormStateInterface $form_state) {
if ($form_state
->getValue(array(
'options',
'format',
)) == 'key' && $form_state
->getValue(array(
'options',
'key',
)) == '') {
$form_state
->setError($form['key'], $this
->t('You have to enter a key if you want to display a key of the data.'));
}
}
public function render(ResultRow $values) {
$value = $values->{$this->field_alias};
if ($this->options['format'] == 'unserialized') {
return $this
->sanitizeValue(print_r(unserialize($value), TRUE));
}
elseif ($this->options['format'] == 'key' && !empty($this->options['key'])) {
$value = (array) unserialize($value);
return $this
->sanitizeValue($value[$this->options['key']]);
}
return $value;
}
}