<?php

namespace WPAdminify\Inc\Modules\PostDuplicator;

use WPAdminify\Inc\Admin\AdminSettings;
// no direct access allowed
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

/**
 * WP Adminify
 *
 * @package Duplicate Post/Page/Custom Posts
 *
 * @author Jewel Theme <support@jeweltheme.com>
 */


if ( ! defined( 'ABSPATH' ) ) {
	exit; // If this file is called directly, abort.
}

class PostDuplicator {


	private $clone_title;

	public function __construct() {
		$this->clone_title = AdminSettings::get_instance()->get( 'jltwp_adminify_wl_plugin_menu_label' );

        $this->options = (array) AdminSettings::get_instance()->get();

        // Check Access for User roles
        $restrict_for = ! empty( $this->options['adminify_clone_post_user_roles'] ) ? $this->options['adminify_clone_post_user_roles'] : '';
        if ( $restrict_for ) {
            return;
        }
        add_action('admin_init', [ $this, 'adminify_post_duplicator_init' ] );
	}

    public function adminify_post_duplicator_init(){
		$post_types = [];
        if (!empty($this->options['adminify_clone_post_posts'])) {
            $post_types = $this->options['adminify_clone_post_posts'];
        }
        $all_post_types = get_post_types();

        if ( empty($post_types) || empty(array_intersect($all_post_types, $post_types))) {
            return;
        }

        add_action('admin_action_adminify_duplicate', [$this, 'adminify_duplicate_post_as_draft']);
		foreach ($post_types as $key => $post_type) {
			if (in_array($post_type, $all_post_types)) {
				add_filter($post_type.'_row_actions', [$this, 'jltma_duplicator_row_actions'], 10, 2);
			}
		}
    }

	/*
	 * Add the duplicate link to action list for post_row_actions
	 */
	public function jltma_duplicator_row_actions( $actions, $post ) {
		if ( current_user_can( 'edit_posts' ) ) {
			$adminify_duplicate_link = admin_url( 'admin.php?action=adminify_duplicate&post=' . $post->ID );
			$adminify_duplicate_link = wp_nonce_url( $adminify_duplicate_link, 'jltma_post_duplicator_nonce' );

			$clone_title                   = ! empty( $this->clone_title ) ? $this->clone_title : 'Adminify';
			$clone_title                   = preg_replace( '/wp/i', '', $clone_title ) . ' Clone';
			$duplicate_title               = 'Duplicate this item ' . $post->post_title;
			$actions['adminify_duplicate'] = sprintf( __( '<a href="%1$s" title="%2$s" rel="permalink">%3$s</a>', 'adminify' ), $adminify_duplicate_link, $duplicate_title, $clone_title );
		}
		return $actions;
	}


	/*
	 * Function creates post duplicate as a draft and redirects then to the edit post screen
	 */
	public function adminify_duplicate_post_as_draft() {
		global $wpdb;

		if ( ! ( isset( $_GET['post'] ) || isset( $_POST['post'] ) || ( isset( $_REQUEST['action'] ) && 'adminify_duplicate' == $_REQUEST['action'] ) ) ) {
			wp_die( 'No post to duplicate has been supplied!' );
		}

		/*
		 * Nonce verification
		 * Return if nonce is not valid
		 */
		if ( ! wp_verify_nonce( sanitize_text_field( wp_unslash( $_REQUEST['_wpnonce'] ) ), 'jltma_post_duplicator_nonce' ) ) {
			return;
		}

		/*
		 * get the original post id
		 */
		$post_id = ( isset( $_GET['post'] ) ? absint( $_GET['post'] ) : absint( $_POST['post'] ) );
		/*
		 * and all the original post data then
		 */
		$post = get_post( $post_id );

		/*
		 * if you don't want current user to be the new post author,
		 * then change next couple of lines to this: $new_post_author = $post->post_author;
		 */
		$current_user    = wp_get_current_user();
		$new_post_author = $current_user->ID;

		/*
		 * if post data exists, create the post duplicate
		 */
		if ( isset( $post ) && $post != null ) {

			/*
			 * new post data array
			 */
			$args = [
				'post_title'     => $post->post_title,
				'post_type'      => $post->post_type,
				'post_content'   => $post->post_content,
				'post_excerpt'   => $post->post_excerpt,
				'post_author'    => $new_post_author,
				'comment_status' => $post->comment_status,
				'ping_status'    => $post->ping_status,
				'post_name'      => $post->post_name,
				'post_parent'    => $post->post_parent,
				'post_password'  => $post->post_password,
				'post_status'    => 'draft',
				'to_ping'        => $post->to_ping,
				'menu_order'     => $post->menu_order,
			];

			/*
			 * insert the post by wp_insert_post() function
			 */
			$new_post_id = wp_insert_post( $args );

			/*
			 * get all current post terms ad set them to the new post draft
			 */
			$taxonomies = get_object_taxonomies( $post->post_type ); // returns array of taxonomy names for post type, ex array("category", "post_tag");
			foreach ( $taxonomies as $taxonomy ) {
				$post_terms = wp_get_object_terms( $post_id, $taxonomy, [ 'fields' => 'slugs' ] );
				wp_set_object_terms( $new_post_id, $post_terms, $taxonomy, false );
			}

			/*
			 * duplicate all post meta just in two SQL queries
			 */
			$post_meta_infos = $wpdb->get_results( "SELECT meta_key, meta_value FROM $wpdb->postmeta WHERE post_id=$post_id" );
			if ( count( $post_meta_infos ) != 0 ) {
				$sql_query = "INSERT INTO $wpdb->postmeta (post_id, meta_key, meta_value) ";
				foreach ( $post_meta_infos as $meta_info ) {
					$meta_key = $meta_info->meta_key;

					// Do not copy these values
					if ( $meta_key == '_wp_old_slug' ) {
						continue;
					}
					if ( $meta_key == '_elementor_css' ) {
						continue;
					}

					// Delete already added meta data triggered by wp_insert_post hook
					if ( $meta_key == '_elementor_template_type' ) {
						delete_post_meta( $new_post_id, '_elementor_template_type' );
					}

					$meta_value      = $meta_info->meta_value;
					$sql_query_sel[] = $wpdb->prepare( 'SELECT %d, %s, %s', $new_post_id, $meta_key, $meta_value );
				}
				$sql_query .= implode( ' UNION ALL ', $sql_query_sel );
				$wpdb->query( $sql_query );
			}

			/*
			 * finally, redirect to the edit post screen for the new draft
			 */
			$redirect_url = admin_url( 'edit.php?post_type=' . $post->post_type );
			wp_safe_redirect( $redirect_url );

			exit;
		} else {
			wp_die( 'Post creation failed, could not find original post: ' . absint( $post_id ) );
		}
	}
}