Sindbad~EG File Manager

<?php

namespace Give\Helpers\Frontend;

class Shortcode {
	/**
	 * Get give_receipt shortcode with attributes from confirmation page.
	 *
	 * @return string
	 * @since 2.7.0
	 */
	public static function getReceiptShortcodeFromConfirmationPage() {
		$post    = get_post( give_get_option( 'success_page', 0 ) );
		$content = $post->post_content;

		if ( ! empty( $content ) ) {
			preg_match( '/\[give_receipt(.*?)]/i', $content, $matches );

			if ( isset( $matches[0] ) ) {
				return $matches[0];
			}
		}

		return '';
	}
}