class FlagCount in Flag 8.4
Provides a Twig extension to get the flag count given a flag and flaggable.
Hierarchy
- class \Drupal\flag\TwigExtension\FlagCount extends \Drupal\flag\TwigExtension\Twig_Extension
Expanded class hierarchy of FlagCount
1 string reference to 'FlagCount'
1 service uses FlagCount
File
- src/
TwigExtension/ FlagCount.php, line 12
Namespace
Drupal\flag\TwigExtensionView source
class FlagCount extends \Twig_Extension {
/**
* The flag count.
*
* @var \Drupal\flag\FlagCountManagerInterface
*/
protected $flagCount;
/**
* Constructs \Drupal\flag\TwigExtension\FlagCount.
*
* @param \Drupal\flag\FlagCountManagerInterface $flag_count
* The flag count service.
*/
public function __construct($flag_count) {
if (func_num_args() == 5) {
$flag_count = func_get_arg(4);
if (!$flag_count instanceof FlagCountManagerInterface) {
$flag_count = \Drupal::service('flag.count');
}
}
$this->flagCount = $flag_count;
}
/**
* Generates a list of all Twig functions that this extension defines.
*/
public function getFunctions() {
return [
new \Twig_SimpleFunction('flagcount', [
$this,
'count',
], [
'is_safe' => [
'html',
],
]),
];
}
/**
* Gets a unique identifier for this Twig extension.
*/
public function getName() {
return 'flag.twig.count';
}
/**
* Gets the number of flaggings for the given flag and flaggable.
*
* @param \Drupal\flag\FlagInterface $flag
* The flag entity.
* @param \Drupal\Core\Entity\EntityInterface $flaggable
* The flaggable entity.
*
* @return string
* The number of times the flaggings for the given parameters.
*/
public function count(FlagInterface $flag, EntityInterface $flaggable) {
$counts = $this->flagCount
->getEntityFlagCounts($flaggable);
return empty($counts) || !isset($counts[$flag
->id()]) ? '0' : $counts[$flag
->id()];
}
}
Members
Name![]() |
Modifiers | Type | Description | Overrides |
---|---|---|---|---|
FlagCount:: |
protected | property | The flag count. | |
FlagCount:: |
public | function | Gets the number of flaggings for the given flag and flaggable. | |
FlagCount:: |
public | function | Generates a list of all Twig functions that this extension defines. | |
FlagCount:: |
public | function | Gets a unique identifier for this Twig extension. | |
FlagCount:: |
public | function | Constructs \Drupal\flag\TwigExtension\FlagCount. |