JezK

Edit File: class-cartflows-pro-step-factory.php

<?php
/**
 * Get current step data - factory.
 *
 * @package cartflows
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit; // Exit if accessed directly.
}

/**
 * Step factory
 *
 * @since 1.0.0
 */
class Cartflows_Pro_Step_Factory extends Cartflows_Step_Factory {

/**
	 * Check for offer page
	 *
	 * @return bool
	 */
	public function is_offer_page() {

$step_type = $this->get_step_type();

if ( 'upsell' === $step_type || 'downsell' === $step_type ) {

return true;
		}

return false;
	}

/**
	 * Get next step id according to condition.
	 *
	 * @since 1.6.13
	 *
	 * @return bool|int
	 */
	public function get_next_step_id() {

$next_step_id = false;

$flow_id = $this->get_flow_id();

if ( $flow_id ) {

$flow_steps   = $this->get_flow_steps();
			$control_step = $this->get_control_step();

if ( is_array( $flow_steps ) ) {
				$flow_steps_count = count( $flow_steps );
				
				foreach ( $flow_steps as $index => $data ) {

if ( intval( $data['id'] ) === $control_step ) {

// Find the next enabled step.
						for ( $i = $index + 1; $i < $flow_steps_count; $i++ ) {

if ( ! empty( $flow_steps[ $i ]['id'] ) && ! wcf_pro()->utils->is_step_disabled( $flow_steps[ $i ]['id'] ) ) {

$next_step_id = intval( $flow_steps[ $i ]['id'] );
								break;
							}
						}

break;
					}
				}
			}
		}

return $next_step_id;
	}

/**
	 * Get thank you page ID.
	 *
	 * @since 1.0.0
	 *
	 * @return bool|int
	 */
	public function get_thankyou_page_id() {

$steps               = $this->get_flow_steps();
		$thankyou_step_id    = false;
		$thankyou_step_index = false;

if ( empty( $steps ) ) {
			return $thankyou_step_id;
		}

foreach ( $steps as $i => $step ) {

if ( 'thankyou' === $step['type'] ) {

$thankyou_step_id = intval( $step['id'] );
				break;
			}
		}

return $thankyou_step_id;
	}

/**
	 * Get prev control id according to condition.
	 *
	 * @since 1.6.13
	 *
	 * @return bool|int
	 */
	public function get_prev_control_id() {

$prev_step_id = false;

$flow_id = $this->get_flow_id();

if ( $flow_id ) {

$flow_steps   = $this->get_flow_steps();
			$control_step = $this->get_control_step();

if ( is_array( $flow_steps ) ) {

foreach ( $flow_steps as $index => $data ) {

if ( intval( $data['id'] ) === $control_step ) {

$prev_step_index = $index - 1;

if ( isset( $flow_steps[ $prev_step_index ] ) ) {

$prev_step_id = intval( $flow_steps[ $prev_step_index ]['id'] );
						}

break;
					}
				}
			}
		}

return $prev_step_id;
	}

/**
	 * Get prev control id according to condition.
	 *
	 * @param int   $current_flow flow id.
	 * @param array $flow_cookie_data cookie data.
	 * @since x.x.x
	 *
	 * @return bool|int
	 */
	public function get_prev_control_id_for_analytics( $current_flow, $flow_cookie_data ) {

$prev_step_id = false;

if ( $current_flow ) {

$flow_steps   = $this->get_flow_steps();
			$control_step = $this->get_control_step();

if ( is_array( $flow_steps ) && ! empty( $flow_cookie_data ) ) {

foreach ( $flow_steps as $index => $data ) {

if ( intval( $data['id'] ) === $control_step ) {
						$prev_step_id = $this->find_step_id_recursively( $index, $flow_steps, $flow_cookie_data );
					}
				}
			}
		}

return $prev_step_id;
	}

/**
	 * Get prev control id according to condition.
	 *
	 * @param int   $index flow id.
	 * @param array $flow_steps flow steps.
	 * @param array $flow_cookie_data cookie data.
	 * @since x.x.x
	 *   */
	public function find_step_id_recursively( $index, $flow_steps, $flow_cookie_data ) {

$prev_step_index = $index - 1;

$prev_step_id = false;

if ( $prev_step_index < 0 ) {
			return $prev_step_id;
		}

if ( isset( $flow_steps[ $prev_step_index ] ) ) {

$check_step_id = intval( $flow_steps[ $prev_step_index ]['id'] );

// Control step itself was visited.
			if ( in_array( $check_step_id, $flow_cookie_data, true ) ) {
				return $check_step_id;
			}

// An A/B test variation of this step was visited - return the control step ID so save_conversion() can resolve step_cookie_data[ control_id ].
			if ( ! empty( $flow_steps[ $prev_step_index ]['ab-test-variations'] ) && is_array( $flow_steps[ $prev_step_index ]['ab-test-variations'] ) ) {

foreach ( $flow_steps[ $prev_step_index ]['ab-test-variations'] as $variation ) {

if ( isset( $variation['id'] ) && in_array( intval( $variation['id'] ), $flow_cookie_data, true ) ) {
						return $check_step_id;
					}
				}
			}

// Not visited - keep walking back through the flow.
			$prev_step_id = $this->find_step_id_recursively( $prev_step_index, $flow_steps, $flow_cookie_data );
		}

return $prev_step_id;
	}

/**
	 * Get next step if for the given step ID.
	 *
	 * @param int $current_step_id The current step ID.
	 * @param int $step_to_redirect The step to which needs to be redirected by default.
	 * @return int $step_to_redirect the step to which needs to be redirected after found the next step.
	 * @since x.x.x
	 */
	public function get_next_step_from_given_step( $current_step_id, $step_to_redirect ) {

$flow_id = wcf()->utils->get_flow_id_from_step_id( $current_step_id );
		$steps   = get_post_meta( $flow_id, 'wcf-steps', true );

if ( ! empty( $steps ) && is_array( $steps ) ) {

$current_step_found = false;

foreach ( $steps as $index => $step ) {

if ( $current_step_found ) {

if ( in_array( $step['type'], array( 'upsell', 'thankyou' ), true ) ) {

$step_to_redirect = $step['id'];
						break;
					}
				} elseif ( intval( $step['id'] ) === $current_step_id ) {

$current_step_found = true;
				}
			}
		}

return $step_to_redirect;
	}
}