order_customization();
if ( null === $page_id ) {
$page_id = self::get_page_id();
}
if ( empty( $page_id ) ) {
$page_id = $this->get_funnel_step_homepage_id();
if ( empty( $page_id ) ) {
return;
}
}
$this->set_funnel_data( $page_id );
if ( empty( $this->funnel_id ) ) {
return;
}
add_action( 'wp_enqueue_scripts', [ $this, 'enqueue_funnel_frontend_script' ] );
}
/**
* Gets funnel step homepage id.
*
* @since 1.9.6
* @return int|bool
*/
private function get_funnel_step_homepage_id() {
if ( is_admin() ) {
return false;
}
$front_page_id = get_option( 'page_on_front', 0 );
if ( empty( $front_page_id ) ) {
return false;
}
$scheme = ( ! empty( $_SERVER['HTTPS'] ) && 'off' !== $_SERVER['HTTPS'] ) ? 'https' : 'http';
$host = sanitize_text_field( wp_unslash( $_SERVER['HTTP_HOST'] ) ); // phpcs:ignore
$request_uri = esc_url_raw( wp_unslash( $_SERVER['REQUEST_URI'] ) ); // phpcs:ignore
$url = esc_url( "$scheme://$host$request_uri" );
$home_url = get_home_url() . '/';
if ( '/' !== substr( $url, -1 ) ) {
$home_url = get_home_url();
}
if ( $home_url !== $url ) {
return false;
}
$post_id = url_to_postid( $url );
if ( empty( $post_id ) ) {
return false;
}
$post_type = get_post_type( $post_id );
$status = Funnel_Homepage::check_funnel_step_status( $post_id, $post_type );
if ( $status && intval( $post_id ) === intval( $front_page_id ) ) {
return $front_page_id;
}
return false;
}
/**
* Class Instance.
*
* @since 1.1.0
* @return Sellkit_Funnel|null
*/
public static function get_instance() {
if ( null === self::$instance ) {
self::$instance = new self();
}
return self::$instance;
}
/**
* Gets funnel if the page is step otherwise do nothing.
*
* @since 1.1.0
* @return void
* @param string $page_id Page id.
*/
public function set_funnel_data( $page_id ) {
$this->current_step_data = get_post_meta( $page_id, 'step_data', true );
if ( empty( $this->current_step_data['funnel_id'] ) ) {
return;
}
$is_nofollow = sellkit_get_option( 'disallow_funnels_from_search_engine' );
if ( true === (bool) $is_nofollow ) {
add_action( 'wp_head', function () {
echo '';
} );
}
$funnel_data = (array) get_post_meta( $this->current_step_data['funnel_id'], 'nodes', true );
$is_flowchart = true;
if ( empty( $funnel_data ) ) {
$funnel_data = get_post_meta( $this->current_step_data['funnel_id'], 'sellkit_steps', true );
$is_flowchart = false;
}
$this->funnel_id = $this->current_step_data['funnel_id'];
if ( false === $is_flowchart ) {
$this->next_step_data = ! empty( $funnel_data[ $this->current_step_data['number'] + 1 ] ) ? $funnel_data[ $this->current_step_data['number'] + 1 ] : false;
}
if (
true === $is_flowchart &&
! empty( $this->current_step_data['targets'] ) &&
! empty( $funnel_data[ $this->current_step_data['targets'][0]['nodeId'] ] )
) {
$this->next_step_data = 'none' !== $funnel_data[ $this->current_step_data['targets'][0]['nodeId'] ] ? $funnel_data[ $this->current_step_data['targets'][0]['nodeId'] ] : false;
}
if ( true === $is_flowchart && ! empty( $this->current_step_data['targets'][1]['nodeId'] ) ) {
$this->next_no_step_data = ! empty( $funnel_data[ $this->current_step_data['targets'][1]['nodeId'] ] ) ? $funnel_data[ $this->current_step_data['targets'][1]['nodeId'] ] : false;
}
$end_node_id = $this->get_end_node_id( $funnel_data );
if ( ! empty( $end_node_id ) ) {
$this->end_node_step_data = $funnel_data[ $end_node_id ];
}
}
/**
* Enqueue funnel frontend scripts.
*
* @since 1.1.0
* @return void
*/
public function enqueue_funnel_frontend_script() {
$suffix = defined( 'WP_DEBUG' ) && WP_DEBUG ? '' : '.min';
wp_enqueue_script(
'funnel-frontend',
sellkit()->plugin_url() . 'assets/dist/js/funnel-frontend' . $suffix . '.js',
[ 'jquery', 'wp-util' ],
sellkit()->version(),
true
);
wp_localize_script( 'funnel-frontend', 'funnel', $this->get_localize_data() );
if ( empty( sellkit_get_option( 'google_analytics' ) ) && empty( sellkit_get_option( 'facebook_pixel' ) ) ) {
return;
}
wp_enqueue_script(
'funnel-settings-variables',
sellkit()->plugin_url() . 'assets/dist/js/funnel-settings-variables' . $suffix . '.js',
[ 'jquery', 'wp-util' ],
sellkit()->version(),
true
);
}
/**
* Get localize data.
*
* @return array
*/
public function get_localize_data() {
if ( ! empty( $this->next_step_data['page_id'] ) ) {
$next_step_link = ! empty( $this->next_step_data['page_id'] ) ? get_the_permalink( $this->next_step_data['page_id'] ) : '';
if ( empty( $next_step_link ) ) {
$next_step_link = add_query_arg( [
'post_type' => Sellkit_Admin_Steps::SELLKIT_STEP_POST_TYPE,
'p' => $this->next_step_data['page_id'],
], site_url() );
}
}
return [
'currentStep' => $this->current_step_data,
'nextStep' => $this->next_step_data,
'nextStepLink' => ! empty( $next_step_link ) ? $next_step_link : '',
'siteUrl' => site_url(),
];
}
/**
* Gets page id.
*
* @since 1.1.0
* @return false|int
* @SuppressWarnings(PHPMD.NPathComplexity)
*/
public static function get_page_id() {
$page_id = sellkit_htmlspecialchars( INPUT_POST, 'sellkit_current_page_id' );
$structure = get_option( 'permalink_structure' );
$post_data = filter_input( INPUT_POST, 'post_data', FILTER_DEFAULT );
if ( ! empty( $post_data ) ) {
parse_str( $post_data, $post_data );
if ( ! empty( $post_data['sellkit_current_page_id'] ) ) {
return (int) $post_data['sellkit_current_page_id'];
}
}
if ( is_numeric( $page_id ) ) {
return $page_id;
}
// Stripe Express Checkout (and similar express flows) POST to wc-ajax=checkout
// without SellKit's hidden fields. Fall back to the checkout step id stored in
// the WC session when the user first landed on the funnel checkout page so we
// can still resolve the funnel context on the server side. The stored value is
// only trusted when recent, to avoid reusing stale ids from older visits.
if ( wp_doing_ajax() && function_exists( 'WC' ) && is_object( WC()->session ) ) {
$session_page_id = (int) WC()->session->get( 'sellkit_current_page_id' );
$session_time = (int) WC()->session->get( 'sellkit_current_page_id_time' );
if ( $session_page_id > 0 && ( time() - $session_time ) < HOUR_IN_SECONDS ) {
return $session_page_id;
}
}
$current_url = esc_url_raw( remove_query_arg( 'order-key' ) );
if ( ! empty( $structure ) ) {
$current_url = self::get_base_url( $current_url );
}
if ( empty( strpos( $current_url, Funnel_Redirect::$step_base ) ) && ! empty( get_option( 'rewrite_rules' ) ) ) {
return false;
}
if ( empty( $current_url ) ) {
return false;
}
$page_id = sellkit_htmlspecialchars( INPUT_GET, 'p' );
$page_slug = sellkit_htmlspecialchars( INPUT_GET, 'sellkit_step' );
$page = get_page_by_path( basename( untrailingslashit( $current_url ) ), null, 'sellkit_step' );
if ( empty( $page ) && ! empty( $page_slug ) ) {
$page = get_page_by_path( sanitize_text_field( $page_slug ), null, 'sellkit_step' );
}
if ( empty( $page ) && empty( $page_id ) ) {
return false;
}
if ( ! empty( $page_id ) && 'sellkit_step' === get_post_type( $page_id ) ) {
return $page_id;
}
if ( empty( $page->ID ) ) {
return false;
}
return $page->ID;
}
/**
* Gets main url.
*
* @since 1.5.4
* @param string $url Url.
* @return string
*/
private static function get_base_url( $url ) {
$parsed = wp_parse_url( $url );
if ( empty( $parsed['query'] ) ) {
return $url;
}
return explode( '?', $url )[0];
}
/**
* Customization order pages in admin area.
*
* @since 1.1.0
*/
public function order_customization() {
if ( ! is_admin() ) {
return;
}
// Orders filters.
add_filter( 'woocommerce_get_formatted_order_total', [ $this, 'add_order_type' ], 10, 2 );
add_action( 'woocommerce_admin_order_data_after_order_details', [ $this, 'show_linked_orders' ], 10, 1 );
}
/**
* Adding order type to order list table.
*
* @since 1.1.0
* @return string
* @param string $formatted_total formatted total price.
* @param object $order Order object.
*/
public function add_order_type( $formatted_total, $order ) {
$screen = get_current_screen();
$is_upsell = $order->get_meta( 'sellkit_main_order_id' );
if ( ! $screen || 'edit' !== $screen->base || 'shop_order' !== $screen->post_type ) {
return $formatted_total;
}
if ( is_numeric( $is_upsell ) ) {
$formatted_total .= '' . esc_html__( 'Sellkit Upsell', 'sellkit' ) . '
';
}
return $formatted_total;
}
/**
* Show the related between orders.
*
* @since 1.1.0
* @param object $order Order object.
*/
public function show_linked_orders( $order ) {
$upsell_order_id = $order->get_meta( 'sellkit_upsell_order_id' );
$main_order_id = $order->get_meta( 'sellkit_main_order_id' );
if ( is_numeric( $main_order_id ) ) {
$parent_order = wc_get_order( $main_order_id );
$order_number = $parent_order->get_order_number();
$parent_order_html = sprintf( '%s: ', esc_html__( 'SellKit Parent Order', 'sellkit' ) );
$parent_order_html .= sprintf( '#%2s', get_edit_post_link( $main_order_id ), esc_attr( $order_number ) );
$parent_order_html .= '
';
echo wp_kses_post( $parent_order_html );
}
if ( is_numeric( $upsell_order_id ) ) {
$upsell_order = wc_get_order( $upsell_order_id );
$order_number = $upsell_order->get_order_number();
$upsell_order_html = sprintf( '%s: ', esc_html__( 'SellKit Upsell Order', 'sellkit' ) );
$upsell_order_html .= sprintf( '#%2s', get_edit_post_link( $upsell_order_id ), esc_attr( $order_number ) );
$upsell_order_html .= '
';
echo wp_kses_post( $upsell_order_html );
}
}
/**
* Gets end node.
*
* @since 1.5.0
* @param array $funnels Funnels array.
*/
public function get_end_node_id( $funnels ) {
$funnels = (array) $funnels;
foreach ( $funnels as $key => $funnel ) {
if ( ! empty( $funnel['origin_node'] ) && 'last-node' === $funnel['origin_node'] ) {
return $key;
}
}
return false;
}
}
if ( ! function_exists( 'sellkit_funnel' ) ) {
/**
* Sellkit funnel wrapper.
*
* @since 1.1.0
* @return Object|Sellkit_Funnel|null
*/
function sellkit_funnel() {
return Sellkit_Funnel::get_instance();
}
}