<?php

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namespace Elementor\Modules\SiteNavigation\Data\Endpoints;

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use Elementor\Data\V2\Base\Endpoint;

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use Elementor\Plugin;

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use Elementor\User;

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if ( ! defined( 'ABSPATH' ) ) {

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exit; // Exit if accessed directly.

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}

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class Duplicate_Post extends Endpoint {

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protected function register() {

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$args = [

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'post_id' => [

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'description' => 'Post id to duplicate',

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'type' => 'integer',

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'required' => true,

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'sanitize_callback' => 'absint',

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'validate_callback' => 'rest_validate_request_arg',

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],

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'title' => [

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'description' => 'Post title',

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'type' => 'string',

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'required' => false,

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'sanitize_callback' => function ( $value ) {

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return sanitize_text_field( $value );

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},

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'validate_callback' => 'rest_validate_request_arg',

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],

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];

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$this->register_items_route( \WP_REST_Server::CREATABLE, $args );

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}

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public function get_name() {

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return 'duplicate-post';

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}

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public function get_format() {

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return 'site-navigation/duplicate-post';

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}

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public function create_items( $request ) {

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$post_id = $request->get_param( 'post_id' );

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$post_title = $request->get_param( 'title' );

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$post = get_post( $post_id );

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if ( ! User::is_current_user_can_edit_post_type( $post->post_type ) ) {

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$sanitized_post_type = esc_html( str_replace( '%', '%%', $post->post_type ) );

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return new \WP_Error( 401, sprintf( 'User dont have capability to create page of type - %s.', $sanitized_post_type ), [ 'status' => 401 ] );

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}

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if ( ! $post ) {

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return new \WP_Error( 500, 'Post not found' );

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}

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$new_post_id = $this->duplicate_post( $post, $post_title );

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if ( is_wp_error( $new_post_id ) ) {

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return new \WP_Error( 500, 'Error while duplicating post.' );

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}

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// Duplicate all post meta

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$this->duplicate_post_meta( $post_id, $new_post_id );

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// Duplicate all taxonomies

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$this->duplicate_post_taxonomies( $post_id, $new_post_id );

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return [

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'post_id' => $new_post_id,

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];

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}

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/**

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* Duplicate post

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*

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* @param $post

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*

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* @return int|\WP_Error

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*/

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private function duplicate_post( $post, $post_title ) {

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$post_status = 'draft';

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$current_user = wp_get_current_user();

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$new_post_author = $current_user->ID;

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$args = [

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'comment_status' => $post->comment_status,

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'ping_status' => $post->ping_status,

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'post_author' => $new_post_author,

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'post_content' => $post->post_content,

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'post_excerpt' => $post->post_excerpt,

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'post_parent' => $post->post_parent,

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'post_password' => $post->post_password,

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'post_status' => $post_status,

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'post_title' => $post_title,

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'post_type' => $post->post_type,

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'to_ping' => $post->to_ping,

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'menu_order' => $post->menu_order,

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];

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return wp_insert_post( $args );

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}

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/**

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* Duplicate the associated post meta to the new post ID.

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*

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* @param int $post_id

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* @param int $new_post_id

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*/

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private function duplicate_post_meta( int $post_id, int $new_post_id ) {

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$post_meta = get_post_meta( $post_id );

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if ( empty( $post_meta ) || ! is_array( $post_meta ) ) {

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return;

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}

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foreach ( $post_meta as $key => $values ) {

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if ( '_wp_old_slug' === $key ) { // Ignore this meta key

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continue;

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}

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foreach ( $values as $value ) {

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$value = maybe_unserialize( $value );

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add_post_meta( $new_post_id, $key, wp_slash( $value ) );

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}

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}

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}

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/**

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* Duplicate_post_taxonomies

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*

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* @param int $post_id

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* @param int $new_post_id

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*/

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private function duplicate_post_taxonomies( $post_id, $new_post_id ) {

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$taxonomies = array_map( 'sanitize_text_field', get_object_taxonomies( get_post_type( $post_id ) ) );

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if ( empty( $taxonomies ) || ! is_array( $taxonomies ) ) {

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return;

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}

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foreach ( $taxonomies as $taxonomy ) {

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$post_terms = wp_get_object_terms( $post_id, $taxonomy, [ 'fields' => 'slugs' ] );

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if ( ! is_wp_error( $post_terms ) ) {

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wp_set_object_terms( $new_post_id, $post_terms, $taxonomy, false );

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}

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}

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}

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}

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