Profile: zacharyL

//*Validate for PDF on File Upload
add_filter('cred_form_ajax_upload_validate','cred_filetype_validation',10,2);
function cred_filetype_validation($error_fields, $form_data)
{
    $file_types = array('application/pdf','image/jpeg','image/png','image/tiff','image/gif');
     
     
    // Field data are field values and errors 
    list($fields,$errors)=$error_fields;
   
    //Run the rest of code for this CRED ONLY and IF the file is upload type and size are set.
     
        if (in_array($form_data['id'], [654,836,848]) && (isset($_FILES['wpcf-pedigree']['type']))) {
       
            //Retrieve file type
            $file_type_uploaded=$_FILES['wpcf-pedigree']['type'];
              
            //Validate files uploaded, make sure its PDF file type
            if (!in_array($file_type_uploaded, $file_types) ) {
                  
                //Validation failed,
                // set error message per field
                //Remove wpcf - prefix here!
                $errors['pedigree']='Sorry the file you have uploaded is not of the correct type. Accepted file types: pdf, jpg, gif, png, tiff';   
                      
            } 
       
        }
    //return result
    return array($fields,$errors);
}