class FieldUiTable
Same name in other branches
- 9 core/modules/field_ui/src/Element/FieldUiTable.php \Drupal\field_ui\Element\FieldUiTable
- 8.9.x core/modules/field_ui/src/Element/FieldUiTable.php \Drupal\field_ui\Element\FieldUiTable
- 11.x core/modules/field_ui/src/Element/FieldUiTable.php \Drupal\field_ui\Element\FieldUiTable
Provides a field_ui table element.
Hierarchy
- class \Drupal\Component\Plugin\PluginBase implements \Drupal\Component\Plugin\PluginInspectionInterface, \Drupal\Component\Plugin\DerivativeInspectionInterface
- class \Drupal\Core\Plugin\PluginBase extends \Drupal\Component\Plugin\PluginBase uses \Drupal\Core\StringTranslation\StringTranslationTrait, \Drupal\Core\DependencyInjection\DependencySerializationTrait, \Drupal\Core\Messenger\MessengerTrait
- class \Drupal\Core\Render\Element\RenderElementBase extends \Drupal\Core\Plugin\PluginBase implements \Drupal\Core\Render\Element\ElementInterface
- class \Drupal\Core\Render\Element\FormElementBase extends \Drupal\Core\Render\Element\RenderElementBase implements \Drupal\Core\Render\Element\FormElementInterface
- class \Drupal\Core\Render\Element\Table extends \Drupal\Core\Render\Element\FormElementBase
- class \Drupal\field_ui\Element\FieldUiTable extends \Drupal\Core\Render\Element\Table
- class \Drupal\Core\Render\Element\Table extends \Drupal\Core\Render\Element\FormElementBase
- class \Drupal\Core\Render\Element\FormElementBase extends \Drupal\Core\Render\Element\RenderElementBase implements \Drupal\Core\Render\Element\FormElementInterface
- class \Drupal\Core\Render\Element\RenderElementBase extends \Drupal\Core\Plugin\PluginBase implements \Drupal\Core\Render\Element\ElementInterface
- class \Drupal\Core\Plugin\PluginBase extends \Drupal\Component\Plugin\PluginBase uses \Drupal\Core\StringTranslation\StringTranslationTrait, \Drupal\Core\DependencyInjection\DependencySerializationTrait, \Drupal\Core\Messenger\MessengerTrait
Expanded class hierarchy of FieldUiTable
File
-
core/
modules/ field_ui/ src/ Element/ FieldUiTable.php, line 13
Namespace
Drupal\field_ui\ElementView source
class FieldUiTable extends Table {
/**
* {@inheritdoc}
*/
public function getInfo() {
$info = parent::getInfo();
$info['#regions'] = [
'' => [],
];
$info['#theme'] = 'field_ui_table';
// Prepend FieldUiTable's prerender callbacks.
array_unshift($info['#pre_render'], [
$this,
'tablePreRender',
], [
$this,
'preRenderRegionRows',
]);
return $info;
}
/**
* Performs pre-render tasks on field_ui_table elements.
*
* @param array $elements
* A structured array containing two sub-levels of elements. Properties
* used:
* - #region_callback: A callback that provides the region of the table to
* place the row in.
* - #tabledrag: The value is a list of $options arrays that are passed to
* drupal_attach_tabledrag(). The HTML ID of the table is added to each
* $options array.
*
* @return array
* The $element with prepared variables ready for field-ui-table.html.twig.
*
* @see \Drupal\Core\Render\RendererInterface::render()
* @see \Drupal\Core\Render\Element\Table::preRenderTable()
*/
public static function tablePreRender($elements) {
$js_settings = [];
// For each region, build the tree structure from the weight and parenting
// data contained in the flat form structure, to determine row order and
// indentation.
$regions = $elements['#regions'];
$tree = [
'' => [
'name' => '',
'children' => [],
],
];
$trees = array_fill_keys(array_keys($regions), $tree);
$parents = [];
$children = Element::children($elements);
$list = array_combine($children, $children);
// Iterate on rows until we can build a known tree path for all of them.
while ($list) {
foreach ($list as $name) {
$row =& $elements[$name];
$parent = $row['parent_wrapper']['parent']['#value'];
// Proceed if parent is known.
if (empty($parent) || isset($parents[$parent])) {
// Grab parent, and remove the row from the next iteration.
$parents[$name] = $parent ? array_merge($parents[$parent], [
$parent,
]) : [];
unset($list[$name]);
// Determine the region for the row.
$region_name = call_user_func_array($row['#region_callback'], [
&$row,
]);
// Add the element in the tree.
// phpcs:ignore DrupalPractice.CodeAnalysis.VariableAnalysis.UnusedVariable
$target =& $trees[$region_name][''];
foreach ($parents[$name] as $key) {
$target =& $target['children'][$key];
}
$target['children'][$name] = [
'name' => $name,
'weight' => $row['weight']['#value'],
];
// Add tabledrag indentation to the first row cell.
if ($depth = count($parents[$name])) {
$children = Element::children($row);
$cell = current($children);
$indentation = [
'#theme' => 'indentation',
'#size' => $depth,
'#suffix' => $row[$cell]['#prefix'] ?? '',
];
$row[$cell]['#prefix'] = \Drupal::service('renderer')->render($indentation);
}
// Add row id and associate JS settings.
$id = Html::getClass($name);
$row['#attributes']['id'] = $id;
if (isset($row['#js_settings'])) {
$row['#js_settings'] += [
'rowHandler' => $row['#row_type'],
'name' => $name,
'region' => $region_name,
];
$js_settings[$id] = $row['#js_settings'];
}
}
}
}
// Determine rendering order from the tree structure.
foreach ($regions as $region_name => $region) {
$elements['#regions'][$region_name]['rows_order'] = array_reduce($trees[$region_name], [
static::class,
'reduceOrder',
]);
}
$elements['#attached']['drupalSettings']['fieldUIRowsData'] = $js_settings;
// If the custom #tabledrag is set and there is an HTML ID, add the table's
// HTML ID to the options and attach the behavior.
// @see \Drupal\Core\Render\Element\Table::preRenderTable()
if (!empty($elements['#tabledrag']) && isset($elements['#attributes']['id'])) {
foreach ($elements['#tabledrag'] as $options) {
$options['table_id'] = $elements['#attributes']['id'];
drupal_attach_tabledrag($elements, $options);
}
}
return $elements;
}
/**
* Performs pre-render to move #regions to rows.
*
* @param array $elements
* A structured array containing two sub-levels of elements. Properties
* used:
* - #tabledrag: The value is a list of $options arrays that are passed to
* drupal_attach_tabledrag(). The HTML ID of the table is added to each
* $options array.
*
* @return array
* The $element with prepared variables ready for field-ui-table.html.twig.
*/
public static function preRenderRegionRows($elements) {
// Determine the colspan to use for region rows, by checking the number of
// columns in the headers.
$columns_count = 0;
foreach ($elements['#header'] as $header) {
$columns_count += is_array($header) && isset($header['colspan']) ? $header['colspan'] : 1;
}
$rows = [];
foreach (Element::children($elements) as $key) {
$rows[$key] = $elements[$key];
unset($elements[$key]);
}
// Render rows, region by region.
foreach ($elements['#regions'] as $region_name => $region) {
$region_name_class = Html::getClass($region_name);
// Add region rows.
if (isset($region['title']) && empty($region['invisible'])) {
$elements['#rows'][] = [
'class' => [
'region-title',
'region-' . $region_name_class . '-title',
],
'no_striping' => TRUE,
'data' => [
[
'data' => $region['title'],
'colspan' => $columns_count,
],
],
];
}
if (isset($region['message'])) {
$class = empty($region['rows_order']) ? 'region-empty' : 'region-populated';
$elements['#rows'][] = [
'class' => [
'region-message',
'region-' . $region_name_class . '-message',
$class,
],
'no_striping' => TRUE,
'data' => [
[
'data' => $region['message'],
'colspan' => $columns_count,
],
],
];
}
// Add form rows, in the order determined at pre-render time.
foreach ($region['rows_order'] as $name) {
$element = $rows[$name];
$row = [
'data' => [],
];
if (isset($element['#attributes'])) {
$row += $element['#attributes'];
}
// Render children as table cells.
foreach (Element::children($element) as $cell_key) {
$child = $element[$cell_key];
// Do not render a cell for children of #type 'value'.
if (!(isset($child['#type']) && $child['#type'] == 'value')) {
$cell = [
'data' => $child,
];
if (isset($child['#cell_attributes'])) {
$cell += $child['#cell_attributes'];
}
$row['data'][] = $cell;
}
}
$elements['#rows'][] = $row;
}
}
return $elements;
}
/**
* Determines the rendering order of an array representing a tree.
*
* Callback for array_reduce() within ::tablePreRender().
*
* @param mixed $array
* Holds the return value of the previous iteration; in the case of the
* first iteration it instead holds the value of the initial array.
* @param mixed $a
* Holds the value of the current iteration.
*
* @return array
* Array where rendering order has been determined.
*/
public static function reduceOrder($array, $a) {
$array = !$array ? [] : $array;
if (!empty($a['name'])) {
$array[] = $a['name'];
}
if (!empty($a['children'])) {
uasort($a['children'], [
'Drupal\\Component\\Utility\\SortArray',
'sortByWeightElement',
]);
$array = array_merge($array, array_reduce($a['children'], [
static::class,
'reduceOrder',
]));
}
return $array;
}
}
Members
Title Sort descending | Modifiers | Object type | Summary | Overriden Title | Overrides |
---|---|---|---|---|---|
FieldUiTable::getInfo | public | function | Returns the element properties for this element. | Overrides Table::getInfo | |
FieldUiTable::preRenderRegionRows | public static | function | Performs pre-render to move #regions to rows. | ||
FieldUiTable::reduceOrder | public static | function | Determines the rendering order of an array representing a tree. | ||
FieldUiTable::tablePreRender | public static | function | Performs pre-render tasks on field_ui_table elements. | ||
FormElementBase::processAutocomplete | public static | function | Adds autocomplete functionality to elements. | 1 | |
FormElementBase::processPattern | public static | function | #process callback for #pattern form element property. | 1 | |
FormElementBase::validatePattern | public static | function | #element_validate callback for #pattern form element property. | 1 | |
PluginInspectionInterface::getPluginDefinition | public | function | Gets the definition of the plugin implementation. | 6 | |
PluginInspectionInterface::getPluginId | public | function | Gets the plugin_id of the plugin instance. | 2 | |
RenderElementBase::preRenderAjaxForm | public static | function | Adds Ajax information about an element to communicate with JavaScript. | 2 | |
RenderElementBase::preRenderGroup | public static | function | Adds members of this group as actual elements for rendering. | 2 | |
RenderElementBase::processAjaxForm | public static | function | Form element processing handler for the #ajax form property. | 3 | |
RenderElementBase::processGroup | public static | function | Arranges elements into groups. | 2 | |
RenderElementBase::setAttributes | public static | function | Sets a form element's class attribute. | Overrides ElementInterface::setAttributes | 2 |
Table::preRenderTable | public static | function | #pre_render callback to transform children of an element of #type 'table'. | ||
Table::processTable | public static | function | #process callback for #type 'table' to add tableselect support. | ||
Table::validateTable | public static | function | #element_validate callback for #type 'table'. | ||
Table::valueCallback | public static | function | Determines how user input is mapped to an element's #value property. | Overrides FormElementBase::valueCallback | 1 |
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