SproutCMS

class FileUpload

Used for managing backend processing of fields which have had data submitted via chunked file uploads,
i.e. where chunked upload data has been stitched together by FileUploadController

• File: /sprout/Helpers/FileUpload.php
• Namespace: Sprout\Helpers

Extending this class

<?php
/**
* New class description goes here
* 
* @author Your Name, 2026-09-12
**/
class NewClassName extends FileUpload {
    
    /**
    * Verify that the temporary file specified by the user exists and has valid content,
    * and that the original file name is acceptable
    * This is to be used during form processing upon a POST submission.
    **/
    public function verify (string $sess_key, string $field, int $index, array $allowed_exts) {
        // Method code goes here
    }
    
    /**
    * Check a given filename is allowed to be uploaded - blocks PHP files etc
    **/
    public function checkFilename (string $filename) {
        // Method code goes here
    }
    
    /**
    * Generates a fake upload, including a session entry and a temp symlink, from an existing file on disk.
    * 
    * This allows reuse of existing uploaded files on Form::chunkedUpload fields which support multiple files
    **/
    public function generateFromDisk (string $filename, string $session_key, string $field_name) {
        // Method code goes here
    }
    
}
?>