public function ImageStyle::getPathToken in Zircon Profile 8
Same name and namespace in other branches
- 8.0 core/modules/image/src/Entity/ImageStyle.php \Drupal\image\Entity\ImageStyle::getPathToken()
Generates a token to protect an image style derivative.
This prevents unauthorized generation of an image style derivative, which can be costly both in CPU time and disk space.
Parameters
string $uri: The URI of the original image of this style.
Return value
string An eight-character token which can be used to protect image style derivatives against denial-of-service attacks.
Overrides ImageStyleInterface::getPathToken
1 call to ImageStyle::getPathToken()
- ImageStyle::buildUrl in core/
modules/ image/ src/ Entity/ ImageStyle.php - Returns the URL of this image derivative for an original image path or URI.
File
- core/
modules/ image/ src/ Entity/ ImageStyle.php, line 331 - Contains \Drupal\image\Entity\ImageStyle.
Class
- ImageStyle
- Defines an image style configuration entity.
Namespace
Drupal\image\EntityCode
public function getPathToken($uri) {
// Return the first 8 characters.
return substr(Crypt::hmacBase64($this
->id() . ':' . $this
->addExtension($uri), $this
->getPrivateKey() . $this
->getHashSalt()), 0, 8);
}