$avatarProviders
*/
public function __construct(
#[Autowire(service: 'cache.runtime')]
protected FrontendInterface $cache,
protected DependencyOrderingService $dependencyOrderingService,
protected IconFactory $iconFactory,
protected array $avatarProviders = [],
) {
$this->validateAvatarProviders();
}
/**
* Renders an avatar based on a Fluid template which contains some base wrapper css classes.
* Has a simple caching functionality. Used in Avatar ViewHelper for instance.
* Renders avatar of a given backend user record, or of current logged-in backend user.
*/
public function render(?array $backendUser = null, int $size = 32, bool $showIcon = false): string
{
if (!is_array($backendUser)) {
/** @var array $backendUser */
$backendUser = $this->getBackendUser()->user;
}
$cacheId = 'avatar_' . sha1($backendUser['uid'] . $size . $showIcon);
$avatar = $this->cache->get($cacheId);
if (!$avatar) {
$icon = $showIcon ? $this->iconFactory->getIconForRecord('be_users', $backendUser, IconSize::SMALL)->render() : '';
$avatar
= ''
. '' . $this->getImgTag($backendUser, $size) . ''
. ($showIcon ? '' . $icon . '' : '')
. '';
$this->cache->set($cacheId, $avatar);
}
return $avatar;
}
/**
* Returns an HTML ![]()
tag of given backend users avatar.
*/
protected function getImgTag(array $backendUser, int $size = 32): string
{
$avatarImage = $this->getImage($backendUser, $size);
return ') . ')
';
}
/**
* Get Image from first provider that returns one.
*/
protected function getImage(array $backendUser, int $size): Image
{
foreach ($this->avatarProviders as $provider) {
$avatarImage = $provider->getImage($backendUser, $size);
if (!empty($avatarImage)) {
return $avatarImage;
}
}
return GeneralUtility::makeInstance(
Image::class,
(string)PathUtility::getSystemResourceUri('EXT:core/Resources/Public/Icons/T3Icons/svgs/avatar/avatar-default.svg'),
$size,
$size
);
}
/**
* Validates the registered avatar providers
*
* @throws \RuntimeException
*/
protected function validateAvatarProviders(): void
{
foreach ($this->avatarProviders as $provider) {
if (!($provider instanceof AvatarProviderInterface)) {
throw new \RuntimeException(
sprintf(
'Avatar provider must implement interface "%s", "%s" given.',
AvatarProviderInterface::class,
get_debug_type($provider),
),
1439317802,
);
}
}
}
protected function getBackendUser(): BackendUserAuthentication
{
return $GLOBALS['BE_USER'];
}
}