class DataFieldRow in Drupal 10
Same name and namespace in other branches
- 8 core/modules/rest/src/Plugin/views/row/DataFieldRow.php \Drupal\rest\Plugin\views\row\DataFieldRow
- 9 core/modules/rest/src/Plugin/views/row/DataFieldRow.php \Drupal\rest\Plugin\views\row\DataFieldRow
Plugin which displays fields as raw data.
Plugin annotation
@ViewsRow(
id = "data_field",
title = @Translation("Fields"),
help = @Translation("Use fields as row data."),
display_types = {"data"}
)
Hierarchy
- class \Drupal\rest\Plugin\views\row\DataFieldRow extends \Drupal\views\Plugin\views\row\RowPluginBase
Expanded class hierarchy of DataFieldRow
File
- core/
modules/ rest/ src/ Plugin/ views/ row/ DataFieldRow.php, line 22
Namespace
Drupal\rest\Plugin\views\rowView source
class DataFieldRow extends RowPluginBase {
/**
* {@inheritdoc}
*/
protected $usesFields = TRUE;
/**
* Stores an array of prepared field aliases from options.
*
* @var array
*/
protected $replacementAliases = [];
/**
* Stores an array of options to determine if the raw field output is used.
*
* @var array
*/
protected $rawOutputOptions = [];
/**
* {@inheritdoc}
*/
public function init(ViewExecutable $view, DisplayPluginBase $display, array &$options = NULL) {
parent::init($view, $display, $options);
if (!empty($this->options['field_options'])) {
$options = (array) $this->options['field_options'];
// Prepare a trimmed version of replacement aliases.
$aliases = static::extractFromOptionsArray('alias', $options);
$this->replacementAliases = array_filter(array_map('trim', $aliases));
// Prepare an array of raw output field options.
$this->rawOutputOptions = static::extractFromOptionsArray('raw_output', $options);
}
}
/**
* {@inheritdoc}
*/
protected function defineOptions() {
$options = parent::defineOptions();
$options['field_options'] = [
'default' => [],
];
return $options;
}
/**
* {@inheritdoc}
*/
public function buildOptionsForm(&$form, FormStateInterface $form_state) {
parent::buildOptionsForm($form, $form_state);
$form['field_options'] = [
'#type' => 'table',
'#header' => [
$this
->t('Field'),
$this
->t('Alias'),
$this
->t('Raw output'),
],
'#empty' => $this
->t('You have no fields. Add some to your view.'),
'#tree' => TRUE,
];
$options = $this->options['field_options'];
if ($fields = $this->view->display_handler
->getOption('fields')) {
foreach ($fields as $id => $field) {
// Don't show the field if it has been excluded.
if (!empty($field['exclude'])) {
continue;
}
$form['field_options'][$id]['field'] = [
'#markup' => $id,
];
$form['field_options'][$id]['alias'] = [
'#title' => $this
->t('Alias for @id', [
'@id' => $id,
]),
'#title_display' => 'invisible',
'#type' => 'textfield',
'#default_value' => $options[$id]['alias'] ?? '',
'#element_validate' => [
[
$this,
'validateAliasName',
],
],
];
$form['field_options'][$id]['raw_output'] = [
'#title' => $this
->t('Raw output for @id', [
'@id' => $id,
]),
'#title_display' => 'invisible',
'#type' => 'checkbox',
'#default_value' => $options[$id]['raw_output'] ?? '',
];
}
}
}
/**
* Form element validation handler for \Drupal\rest\Plugin\views\row\DataFieldRow::buildOptionsForm().
*/
public function validateAliasName($element, FormStateInterface $form_state) {
if (preg_match('@[^A-Za-z0-9_-]+@', $element['#value'])) {
$form_state
->setError($element, $this
->t('The machine-readable name must contain only letters, numbers, dashes and underscores.'));
}
}
/**
* {@inheritdoc}
*/
public function validateOptionsForm(&$form, FormStateInterface $form_state) {
// Collect an array of aliases to validate.
$aliases = static::extractFromOptionsArray('alias', $form_state
->getValue([
'row_options',
'field_options',
]));
// If array filter returns empty, no values have been entered. Unique keys
// should only be validated if we have some.
if (($filtered = array_filter($aliases)) && array_unique($filtered) !== $filtered) {
$form_state
->setErrorByName('aliases', $this
->t('All field aliases must be unique'));
}
}
/**
* {@inheritdoc}
*/
public function render($row) {
$output = [];
foreach ($this->view->field as $id => $field) {
// If the raw output option has been set, just get the raw value.
if (!empty($this->rawOutputOptions[$id])) {
$value = $field
->getValue($row);
}
else {
// Advanced render for token replacement.
$markup = $field
->advancedRender($row);
// Post render to support uncacheable fields.
$field
->postRender($row, $markup);
$value = $field->last_render;
}
// Omit excluded fields from the rendered output.
if (empty($field->options['exclude'])) {
$output[$this
->getFieldKeyAlias($id)] = $value;
}
}
return $output;
}
/**
* Return an alias for a field ID, as set in the options form.
*
* @param string $id
* The field id to lookup an alias for.
*
* @return string
* The matches user entered alias, or the original ID if nothing is found.
*/
public function getFieldKeyAlias($id) {
if (isset($this->replacementAliases[$id])) {
return $this->replacementAliases[$id];
}
return $id;
}
/**
* Extracts a set of option values from a nested options array.
*
* @param string $key
* The key to extract from each array item.
* @param array $options
* The options array to return values from.
*
* @return array
* A regular one dimensional array of values.
*/
protected static function extractFromOptionsArray($key, $options) {
return array_map(function ($item) use ($key) {
return $item[$key] ?? NULL;
}, $options);
}
}
Members
Name | Modifiers | Type | Description | Overrides |
---|---|---|---|---|
DataFieldRow:: |
protected | property | Stores an array of options to determine if the raw field output is used. | |
DataFieldRow:: |
protected | property | Stores an array of prepared field aliases from options. | |
DataFieldRow:: |
protected | property | ||
DataFieldRow:: |
public | function | ||
DataFieldRow:: |
protected | function | ||
DataFieldRow:: |
protected static | function | Extracts a set of option values from a nested options array. | |
DataFieldRow:: |
public | function | Return an alias for a field ID, as set in the options form. | |
DataFieldRow:: |
public | function | ||
DataFieldRow:: |
public | function | ||
DataFieldRow:: |
public | function | Form element validation handler for \Drupal\rest\Plugin\views\row\DataFieldRow::buildOptionsForm(). | |
DataFieldRow:: |
public | function |