Signature Filters

GFSignature

GFSignature is the class which houses some of the functionality included by the Gravity Forms Signature Add-on.

gform_signature_url_require_login

The gform_signature_url_require_login filter can be used to require the user be logged in before the signature URL will allow access to the file.

gform_signature_url_permission_granted

The gform_signature_url_permission_granted filter can be used to perform custom logic to determine if the signature URL will allow access to the file.

gform_signature_url

The gform_signature_url filter allows the signature URL to be customized.

gform_signature_init_options

This filter can be used to customize the SuperSignature initialization options.

gform_signature_delete_file_pre_delete_entry

Enables the ability to disable deletion of the signature file or trigger deletion at a later time when an entry is deleted.