Definition of Drupal\user\Plugin\views\field\Roles.
<?php
/**
* @file
* Definition of Drupal\user\Plugin\views\field\Roles.
*/
namespace Drupal\user\Plugin\views\field;
use Drupal\Component\Annotation\PluginID;
use Drupal\views\Plugin\views\display\DisplayPluginBase;
use Drupal\views\ViewExecutable;
use Drupal\views\Plugin\views\field\PrerenderList;
/**
* Field handler to provide a list of roles.
*
* @ingroup views_field_handlers
*
* @PluginID("user_roles")
*/
class Roles extends PrerenderList {
/**
* Overrides Drupal\views\Plugin\views\field\FieldPluginBase::init().
*/
public function init(ViewExecutable $view, DisplayPluginBase $display, array &$options = NULL) {
parent::init($view, $display, $options);
$this->additional_fields['uid'] = array(
'table' => 'users',
'field' => 'uid',
);
}
public function query() {
$this
->addAdditionalFields();
$this->field_alias = $this->aliases['uid'];
}
function pre_render(&$values) {
$uids = array();
$this->items = array();
foreach ($values as $result) {
$uids[] = $this
->getValue($result);
}
if ($uids) {
$roles = user_roles();
$query = db_select('users_roles', 'u');
$query
->fields('u', array(
'uid',
'rid',
));
$query
->condition('u.rid', array_keys($roles));
$query
->condition('u.uid', $uids);
$result = $query
->execute();
foreach ($result as $role) {
$this->items[$role->uid][$role->rid]['role'] = check_plain($roles[$role->rid]
->label());
$this->items[$role->uid][$role->rid]['rid'] = $role->rid;
}
// Sort the roles for each user by role weight.
$ordered_roles = array_flip(array_keys($roles));
foreach ($this->items as &$user_roles) {
// Create an array of rids that the user has in the role weight order.
$sorted_keys = array_intersect_key($ordered_roles, $user_roles);
// Merge with the unsorted array of role information which has the
// effect of sorting it.
$user_roles = array_merge($sorted_keys, $user_roles);
}
}
}
function render_item($count, $item) {
return $item['role'];
}
protected function documentSelfTokens(&$tokens) {
$tokens['[' . $this->options['id'] . '-role' . ']'] = t('The name of the role.');
$tokens['[' . $this->options['id'] . '-rid' . ']'] = t('The role machine-name of the role.');
}
protected function addSelfTokens(&$tokens, $item) {
if (!empty($item['role'])) {
$tokens['[' . $this->options['id'] . '-role' . ']'] = $item['role'];
$tokens['[' . $this->options['id'] . '-rid' . ']'] = $item['rid'];
}
}
}