<?php
namespace Yoast\WP\Duplicate_Post\Handlers;
use Yoast\WP\Duplicate_Post\Permissions_Helper;
use Yoast\WP\Duplicate_Post\Post_Duplicator;
/**
* Duplicate Post handler class for duplication actions from links.
*
* @since 4.0
*/
class Link_Handler {
/**
* Post_Duplicator object.
*
* @var Post_Duplicator
*/
protected $post_duplicator;
/**
* Holds the permissions helper.
*
* @var Permissions_Helper
*/
protected $permissions_helper;
/**
* Initializes the class.
*
* @param Post_Duplicator $post_duplicator The Post_Duplicator object.
* @param Permissions_Helper $permissions_helper The Permissions Helper object.
*/
public function __construct( Post_Duplicator $post_duplicator, Permissions_Helper $permissions_helper ) {
$this->post_duplicator = $post_duplicator;
$this->permissions_helper = $permissions_helper;
}
/**
* Adds hooks to integrate with WordPress.
*
* @return void
*/
public function register_hooks() {
\add_action( 'admin_action_duplicate_post_rewrite', [ $this, 'rewrite_link_action_handler' ] );
\add_action( 'admin_action_duplicate_post_clone', [ $this, 'clone_link_action_handler' ] );
\add_action( 'admin_action_duplicate_post_new_draft', [ $this, 'new_draft_link_action_handler' ] );
}
/**
* Handles the action for copying a post to a new draft.
*
* @return void
*/
public function new_draft_link_action_handler() {
if ( ! $this->permissions_helper->is_current_user_allowed_to_copy() ) {
\wp_die( \esc_html__( 'Current user is not allowed to copy posts.', 'duplicate-post' ) );
}
if ( ! ( isset( $_GET['post'] ) || isset( $_POST['post'] )
|| ( isset( $_REQUEST['action'] ) && $_REQUEST['action'] === 'duplicate_post_new_draft' ) ) ) {
\wp_die( \esc_html__( 'No post to duplicate has been supplied!', 'duplicate-post' ) );
}
$id = ( isset( $_GET['post'] ) ? \intval( \wp_unslash( $_GET['post'] ) ) : \intval( \wp_unslash( $_POST['post'] ) ) );
\check_admin_referer( 'duplicate_post_new_draft_' . $id );
$post = \get_post( $id );
if ( ! $post ) {
\wp_die(
\esc_html(
\__( 'Copy creation failed, could not find original:', 'duplicate-post' ) . ' '
. $id
)
);
}
if ( $this->permissions_helper->is_rewrite_and_republish_copy( $post ) ) {
\wp_die(
\esc_html__( 'You cannot create a copy of a post which is intended for Rewrite & Republish.', 'duplicate-post' )
);
}
$new_id = \duplicate_post_create_duplicate( $post, 'draft' );
if ( \is_wp_error( $new_id ) ) {
\wp_die(
\esc_html__( 'Copy creation failed, could not create a copy.', 'duplicate-post' )
);
}
\wp_safe_redirect(
\add_query_arg(
[
'cloned' => 1,
'ids' => $post->ID,
],
\admin_url( 'post.php?action=edit&post=' . $new_id . ( isset( $_GET['classic-editor'] ) ? '&classic-editor' : '' ) )
)
);
exit();
}
/**
* Handles the action for copying a post and redirecting to the post list.
*
* @return void
*/
public function clone_link_action_handler() {
if ( ! $this->permissions_helper->is_current_user_allowed_to_copy() ) {
\wp_die( \esc_html__( 'Current user is not allowed to copy posts.', 'duplicate-post' ) );
}
if ( ! ( isset( $_GET['post'] ) || isset( $_POST['post'] )
|| ( isset( $_REQUEST['action'] ) && $_REQUEST['action'] === 'duplicate_post_clone' ) ) ) {
\wp_die( \esc_html__( 'No post to duplicate has been supplied!', 'duplicate-post' ) );
}
$id = ( isset( $_GET['post'] ) ? \intval( \wp_unslash( $_GET['post'] ) ) : \intval( \wp_unslash( $_POST['post'] ) ) );
\check_admin_referer( 'duplicate_post_clone_' . $id );
$post = \get_post( $id );
if ( ! $post ) {
\wp_die(
\esc_html(
\__( 'Copy creation failed, could not find original:', 'duplicate-post' ) . ' '
. $id
)
);
}
if ( $this->permissions_helper->is_rewrite_and_republish_copy( $post ) ) {
\wp_die(
\esc_html__( 'You cannot create a copy of a post which is intended for Rewrite & Republish.', 'duplicate-post' )
);
}
$new_id = \duplicate_post_create_duplicate( $post );
if ( \is_wp_error( $new_id ) ) {
\wp_die(
\esc_html__( 'Copy creation failed, could not create a copy.', 'duplicate-post' )
);
}
$post_type = $post->post_type;
$sendback = \wp_get_referer();
if ( ! $sendback || \strpos( $sendback, 'post.php' ) !== false || \strpos( $sendback, 'post-new.php' ) !== false ) {
if ( $post_type === 'attachment' ) {
$sendback = \admin_url( 'upload.php' );
}
else {
$sendback = \admin_url( 'edit.php' );
if ( ! empty( $post_type ) ) {
$sendback = \add_query_arg( 'post_type', $post_type, $sendback );
}
}
}
else {
$sendback = \remove_query_arg( [ 'trashed', 'untrashed', 'deleted', 'cloned', 'ids' ], $sendback );
}
// Redirect to the post list screen.
\wp_safe_redirect(
\add_query_arg(
[
'cloned' => 1,
'ids' => $post->ID,
],
$sendback
)
);
exit();
}
/**
* Handles the action for copying a post for the Rewrite & Republish feature.
*
* @return void
*/
public function rewrite_link_action_handler() {
if ( ! $this->permissions_helper->is_current_user_allowed_to_copy() ) {
\wp_die( \esc_html__( 'Current user is not allowed to copy posts.', 'duplicate-post' ) );
}
if ( ! ( isset( $_GET['post'] ) || isset( $_POST['post'] )
|| ( isset( $_REQUEST['action'] ) && $_REQUEST['action'] === 'duplicate_post_rewrite' ) ) ) {
\wp_die( \esc_html__( 'No post to duplicate has been supplied!', 'duplicate-post' ) );
}
$id = ( isset( $_GET['post'] ) ? \intval( \wp_unslash( $_GET['post'] ) ) : \intval( \wp_unslash( $_POST['post'] ) ) );
\check_admin_referer( 'duplicate_post_rewrite_' . $id );
$post = \get_post( $id );
if ( ! $post ) {
\wp_die(
\esc_html(
\__( 'Copy creation failed, could not find original:', 'duplicate-post' ) . ' '
. $id
)
);
}
if ( ! $this->permissions_helper->should_rewrite_and_republish_be_allowed( $post ) ) {
\wp_die(
\esc_html__( 'You cannot create a copy for Rewrite & Republish if the original is not published or if it already has a copy.', 'duplicate-post' )
);
}
$new_id = $this->post_duplicator->create_duplicate_for_rewrite_and_republish( $post );
if ( \is_wp_error( $new_id ) ) {
\wp_die(
\esc_html__( 'Copy creation failed, could not create a copy.', 'duplicate-post' )
);
}
\wp_safe_redirect(
\add_query_arg(
[
'rewriting' => 1,
'ids' => $post->ID,
],
\admin_url( 'post.php?action=edit&post=' . $new_id . ( isset( $_GET['classic-editor'] ) ? '&classic-editor' : '' ) )
)
);
exit();
}
}
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