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<?php
namespace Drupal\token\Element;
use Drupal\Component\Utility\Html;
use Drupal\Core\Render\Element\Table;
class TokenTreeTable extends Table {
protected static $cssFilter = [
' ' => '-',
'_' => '-',
'/' => '-',
'[' => '-',
']' => '',
':' => '--',
'?' => '',
'<' => '-',
'>' => '-',
];
public function getInfo() {
$class = get_class($this);
return [
'#header' => [],
'#rows' => [],
'#token_tree' => [],
'#columns' => [
'name',
'token',
'description',
],
'#empty' => '',
'#show_restricted' => FALSE,
'#show_nested' => FALSE,
'#skip_empty_values' => FALSE,
'#click_insert' => TRUE,
'#sticky' => FALSE,
'#responsive' => TRUE,
'#input' => FALSE,
'#pre_render' => [
[
$class,
'preRenderTokenTree',
],
[
$class,
'preRenderTable',
],
],
'#theme' => 'table__token_tree',
'#attached' => [
'library' => [
'token/token',
],
],
];
}
public static function preRenderTokenTree($element) {
$multiple_token_types = count($element['#token_tree']) > 1;
foreach ($element['#token_tree'] as $token_type => $type_info) {
if (!empty($type_info['nested']) && empty($element['#show_nested'])) {
continue;
}
if ($multiple_token_types) {
$row = static::formatRow($token_type, $type_info, $element['#columns'], TRUE);
$element['#rows'][] = $row;
}
foreach ($type_info['tokens'] as $token => $token_info) {
if (!empty($token_info['restricted']) && empty($element['#show_restricted'])) {
continue;
}
if ($element['#skip_empty_values'] && empty($token_info['value']) && !empty($token_info['parent']) && !isset($tree[$token_info['parent']]['value'])) {
continue;
}
if ($multiple_token_types && !isset($token_info['parent'])) {
$token_info['parent'] = $token_type;
}
$row = static::formatRow($token, $token_info, $element['#columns']);
$element['#rows'][] = $row;
}
}
if (!empty($element['#rows'])) {
$element['#attached']['library'][] = 'token/jquery.treeTable';
}
if (empty($element['#header'])) {
$column_map = [
'name' => t('Name'),
'token' => t('Token'),
'value' => t('Value'),
'description' => t('Description'),
];
foreach ($element['#columns'] as $col) {
$element['#header'][] = $column_map[$col];
}
}
$element['#attributes']['class'][] = 'token-tree';
if ($element['#click_insert']) {
$element['#caption'] = t('Click a token to insert it into the field you\'ve last clicked.');
$element['#attributes']['class'][] = 'token-click-insert';
}
return $element;
}
protected static function cleanCssIdentifier($id) {
return 'token-' . Html::cleanCssIdentifier(trim($id, '[]'), static::$cssFilter);
}
protected static function formatRow($token, $token_info, $columns, $is_group = FALSE) {
$row = [
'id' => static::cleanCssIdentifier($token),
'data-tt-id' => static::cleanCssIdentifier($token),
'class' => [],
'data' => [],
];
foreach ($columns as $col) {
switch ($col) {
case 'name':
$row['data'][$col] = $token_info['name'];
break;
case 'token':
$row['data'][$col]['data'] = $token;
$row['data'][$col]['class'][] = 'token-key';
break;
case 'description':
$row['data'][$col] = isset($token_info['description']) ? $token_info['description'] : '';
break;
case 'value':
$row['data'][$col] = !$is_group && isset($token_info['value']) ? $token_info['value'] : '';
break;
}
}
if ($is_group) {
$row['class'][] = 'token-group';
}
elseif (!empty($token_info['parent'])) {
$row['data-tt-parent-id'] = static::cleanCssIdentifier($token_info['parent']);
unset($row['parent']);
}
return $row;
}
}