Gravity Wiz // Gravity Forms // Get Uploaded Files Prior to Submission

gw-gravity-forms-get-uploaded-file-deets.php

<?php
/**
 * Gravity Wiz // Gravity Forms // Get Uploaded Files Prior to Submission
 *
 * @param integer  $form_id    The form ID that contains that field for which you are fetching the uploaded file details.
 * @param GF_Field $field      The field object for which you are fetching the uploaded file details.
 *
 * @return array|bool
 */
function gw_get_uploaded_file_deets( $form_id, $field ) {

	$input_name = sprintf( 'input_%s', $field->id );
	$is_save_and_continue = rgget( 'gf_token' ) != false;

	// hack alert: force retrieval of unique ID for filenames when continuing from saved entry
	if( $is_save_and_continue && ! isset( $_POST['gform_submit'] ) ) {
		$is_gform_submit_set_manually = true;
		$_POST['gform_submit'] = $form_id;
	}

	$uploaded_files = isset( GFFormsModel::$uploaded_files[ $form_id ][ $input_name ] ) ? GFFormsModel::$uploaded_files[ $form_id ][ $input_name ] : array();
	$file_info      = rgar( $field, 'multipleFiles' ) ? $uploaded_files : GFFormsModel::get_temp_filename( $form_id, $input_name );

	if( $is_save_and_continue && ! isset( $_POST['gform_submit'] ) ) {
		$_POST['gform_submit'] = $form_id;
	}

	// hack alert: force retrieval of unique ID for filenames when continuing from saved entry
	if( isset( $is_gform_submit_set_manually ) ) {
		unset( $_POST['gform_submit'] );
	}

	return $file_info;
}