Autocomplete Ajax
This is the AutocompleteAjax widget and a Yii 2 enhanced wrapper for the Autocomplete | jQuery UI. A simple way to search model id of the attributes model.
Installation
The preferred way to install this extension is through composer.
Either add
"require": {
"keygenqt/yii2-autocomplete-ajax": "1.0.3"
}
of your composer.json file.
Usage
View:
<?= $form->field($model, 'complete_id')->widget(keygenqt\autocompleteAjax\AutocompleteAjax::class, [
'url' => ['ajax/search'],
'options' => ['placeholder' => 'Find by user email or user id.']
]) ?>Controller:
class AjaxController extends Controller
{
public function actionSearch($term)
{
if (Yii::$app->request->isAjax) {
sleep(2); // for test
$results = [];
if (is_numeric($term)) {
/** @var User $model */
$model = User::findOne(['id' => $term]);
if ($model) {
$results[] = [
'id' => $model['id'],
'label' => $model['email'] . ' (model id: ' . $model['id'] . ')',
];
}
} else {
$q = addslashes($term);
foreach (User::find()->where("(`email` like '%{$q}%')")->all() as $model) {
$results[] = [
'id' => $model['id'],
'label' => $model['email'] . ' (model id: ' . $model['id'] . ')',
];
}
}
echo Json::encode($results);
}
}
}
