class SuggestionController in Autocomplete Search Suggestions 3.0.x
Same name and namespace in other branches
- 8.2 src/Controller/SuggestionController.php \Drupal\suggestion\Controller\SuggestionController
- 8 src/Controller/SuggestionController.php \Drupal\suggestion\Controller\SuggestionController
Suggestion menu callback.
Hierarchy
- class \Drupal\Core\Controller\ControllerBase implements ContainerInjectionInterface uses LoggerChannelTrait, MessengerTrait, RedirectDestinationTrait, StringTranslationTrait
- class \Drupal\suggestion\Controller\SuggestionController
Expanded class hierarchy of SuggestionController
File
- src/
Controller/ SuggestionController.php, line 14
Namespace
Drupal\suggestion\ControllerView source
class SuggestionController extends ControllerBase {
/**
* AJAX search autocomplete callback.
*
* @param Symfony\Component\HttpFoundation\Request $request
* The Request object.
*
* @return object
* A JSON response of search suggestions.
*/
public function autoComplete(Request $request) {
$cfg = Helper::getConfig();
$json = [];
$txt = preg_replace([
'/^[^a-z]+/',
'/[^a-z]+$/',
], [
'',
' ',
], strtolower($request->query
->get('q')));
if (strlen($txt) < $cfg->min) {
return new JsonResponse([]);
}
$count = str_word_count($txt);
$atoms = $count < $cfg->atoms_min ? $cfg->atoms_min + 2 : $count + 2;
$ngram = Storage::like($txt) . '%';
$suggestions = Storage::getAutocomplete($ngram, $atoms, $cfg->limit);
if (count($suggestions) < $cfg->limit) {
$suggestions += Storage::getAutocomplete('%' . $ngram, $atoms, $cfg->limit - count($suggestions));
}
foreach ($suggestions as $suggestion) {
$json[] = [
'value' => $suggestion,
'label' => $suggestion,
];
}
return new JsonResponse($json);
}
}
Members
Name | Modifiers | Type | Description | Overrides |
---|---|---|---|---|
ControllerBase:: |
protected | property | The configuration factory. | |
ControllerBase:: |
protected | property | The current user service. | 1 |
ControllerBase:: |
protected | property | The entity form builder. | |
ControllerBase:: |
protected | property | The entity type manager. | |
ControllerBase:: |
protected | property | The form builder. | 2 |
ControllerBase:: |
protected | property | The key-value storage. | 1 |
ControllerBase:: |
protected | property | The language manager. | 1 |
ControllerBase:: |
protected | property | The module handler. | 2 |
ControllerBase:: |
protected | property | The state service. | |
ControllerBase:: |
protected | function | Returns the requested cache bin. | |
ControllerBase:: |
protected | function | Retrieves a configuration object. | |
ControllerBase:: |
private | function | Returns the service container. | |
ControllerBase:: |
public static | function |
Instantiates a new instance of this class. Overrides ContainerInjectionInterface:: |
46 |
ControllerBase:: |
protected | function | Returns the current user. | 1 |
ControllerBase:: |
protected | function | Retrieves the entity form builder. | |
ControllerBase:: |
protected | function | Retrieves the entity type manager. | |
ControllerBase:: |
protected | function | Returns the form builder service. | 2 |
ControllerBase:: |
protected | function | Returns a key/value storage collection. | 1 |
ControllerBase:: |
protected | function | Returns the language manager service. | 1 |
ControllerBase:: |
protected | function | Returns the module handler. | 2 |
ControllerBase:: |
protected | function | Returns a redirect response object for the specified route. | |
ControllerBase:: |
protected | function | Returns the state storage service. | |
LoggerChannelTrait:: |
protected | property | The logger channel factory service. | |
LoggerChannelTrait:: |
protected | function | Gets the logger for a specific channel. | |
LoggerChannelTrait:: |
public | function | Injects the logger channel factory. | |
MessengerTrait:: |
protected | property | The messenger. | 27 |
MessengerTrait:: |
public | function | Gets the messenger. | 27 |
MessengerTrait:: |
public | function | Sets the messenger. | |
RedirectDestinationTrait:: |
protected | property | The redirect destination service. | 1 |
RedirectDestinationTrait:: |
protected | function | Prepares a 'destination' URL query parameter for use with \Drupal\Core\Url. | |
RedirectDestinationTrait:: |
protected | function | Returns the redirect destination service. | |
RedirectDestinationTrait:: |
public | function | Sets the redirect destination service. | |
StringTranslationTrait:: |
protected | property | The string translation service. | 4 |
StringTranslationTrait:: |
protected | function | Formats a string containing a count of items. | |
StringTranslationTrait:: |
protected | function | Returns the number of plurals supported by a given language. | |
StringTranslationTrait:: |
protected | function | Gets the string translation service. | |
StringTranslationTrait:: |
public | function | Sets the string translation service to use. | 2 |
StringTranslationTrait:: |
protected | function | Translates a string to the current language or to a given language. | |
SuggestionController:: |
public | function | AJAX search autocomplete callback. |