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<?php /** * Duplicate Post class to republish a rewritten post. * * @package Duplicate_Post * @since 4.0 */
namespace Yoast\WP\Duplicate_Post;
use WP_Post;
/** * Represents the Post Republisher class. */ class Post_Republisher {
/** * 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( 'init', [ $this, 'register_post_statuses' ] ); \add_filter( 'wp_insert_post_data', [ $this, 'change_post_copy_status' ], 1, 2 );
$enabled_post_types = $this->permissions_helper->get_enabled_post_types(); foreach ( $enabled_post_types as $enabled_post_type ) { /** * Called in the REST API when submitting the post copy in the Block Editor. * Runs the republishing of the copy onto the original. */ \add_action( "rest_after_insert_{$enabled_post_type}", [ $this, 'republish_after_rest_api_request' ] ); }
/** * Called by `wp_insert_post()` when submitting the post copy, which runs in two cases: * - In the Classic Editor, where there's only one request that updates everything. * - In the Block Editor, only when there are custom meta boxes. */ \add_action( 'wp_insert_post', [ $this, 'republish_after_post_request' ], \PHP_INT_MAX, 2 );
// Clean up after the redirect to the original post. \add_action( 'load-post.php', [ $this, 'clean_up_after_redirect' ] ); // Clean up the original when the copy is manually deleted from the trash. \add_action( 'before_delete_post', [ $this, 'clean_up_when_copy_manually_deleted' ] ); // Ensure scheduled Rewrite and Republish posts are properly handled. \add_action( 'future_to_publish', [ $this, 'republish_scheduled_post' ] ); }
/** * Adds custom post statuses. * * These post statuses are meant for internal use. However, we can't use the * `internal` status because the REST API posts controller allows all registered * statuses but the `internal` one. * * @return void */ public function register_post_statuses() { $options = [ 'label' => \__( 'Republish', 'duplicate-post' ), 'public' => true, 'exclude_from_search' => false, 'show_in_admin_all_list' => false, 'show_in_admin_status_list' => false, ];
\register_post_status( 'dp-rewrite-republish', $options ); }
/** * Changes the post copy status. * * Runs on the `wp_insert_post_data` hook in `wp_insert_post()` when * submitting the post copy. * * @param array $data An array of slashed, sanitized, and processed post data. * @param array $postarr An array of sanitized (and slashed) but otherwise unmodified post data. * * @return array An array of slashed, sanitized, and processed attachment post data. */ public function change_post_copy_status( $data, $postarr ) { if ( ! \array_key_exists( 'ID', $postarr ) || empty( $postarr['ID'] ) ) { return $data; }
$post = \get_post( $postarr['ID'] );
if ( ! $post || ! $this->permissions_helper->is_rewrite_and_republish_copy( $post ) ) { return $data; }
if ( $data['post_status'] === 'publish' ) { $data['post_status'] = 'dp-rewrite-republish'; }
return $data; }
/** * Executes the republish request. * * @param \WP_Post $post The copy's post object. * * @return void */ public function republish_request( $post ) { if ( ! $post instanceof WP_Post || ! $this->permissions_helper->is_rewrite_and_republish_copy( $post ) || ! $this->permissions_helper->is_copy_allowed_to_be_republished( $post ) ) { return; }
$original_post = Utils::get_original( $post->ID );
if ( ! $original_post ) { return; }
$this->republish( $post, $original_post );
// Trigger the redirect in the Classic Editor. if ( $this->is_classic_editor_post_request() ) { $this->redirect( $original_post->ID, $post->ID ); } }
/** * Republishes the original post with the passed post, when using the Block Editor. * * @param \WP_Post $post The copy's post object. * * @return void */ public function republish_after_rest_api_request( $post ) { $this->republish_request( $post ); }
/** * Republishes the original post with the passed post, when using the Classic Editor. * * Runs also in the Block Editor to save the custom meta data only when there * are custom meta boxes. * * @param int $post_id The copy's post ID. * @param \WP_Post $post The copy's post object. * * @return void */ public function republish_after_post_request( $post_id, $post ) { if ( $this->is_rest_request() ) { return; }
$this->republish_request( $post ); }
/** * Republishes the scheduled Rewrited and Republish post. * * @param \WP_Post $copy The scheduled copy. * * @return void */ public function republish_scheduled_post( $copy ) { if ( ! $copy instanceof WP_Post || ! $this->permissions_helper->is_rewrite_and_republish_copy( $copy ) ) { return; }
$original_post = Utils::get_original( $copy->ID );
// If the original post was permanently deleted, we don't want to republish, so trash instead. if ( ! $original_post ) { $this->delete_copy( $copy->ID, null, false );
return; }
$this->republish( $copy, $original_post ); $this->delete_copy( $copy->ID, $original_post->ID ); }
/** * Cleans up the copied post and temporary metadata after the user has been redirected. * * @return void */ public function clean_up_after_redirect() { if ( ! empty( $_GET['dprepublished'] ) && ! empty( $_GET['dpcopy'] ) && ! empty( $_GET['post'] ) ) { $copy_id = \intval( \wp_unslash( $_GET['dpcopy'] ) ); $post_id = \intval( \wp_unslash( $_GET['post'] ) );
\check_admin_referer( 'dp-republish', 'dpnonce' );
if ( \intval( \get_post_meta( $copy_id, '_dp_has_been_republished', true ) ) === 1 ) { $this->delete_copy( $copy_id, $post_id ); } else { \wp_die( \esc_html__( 'An error occurred while deleting the Rewrite & Republish copy.', 'duplicate-post' ) ); } } }
/** * Checks whether a request is the Classic Editor POST request. * * @return bool Whether the request is the Classic Editor POST request. */ public function is_classic_editor_post_request() { if ( $this->is_rest_request() || \wp_doing_ajax() ) { return false; }
return isset( $_GET['meta-box-loader'] ) === false; // phpcs:ignore WordPress.Security.NonceVerification }
/** * Determines whether the current request is a REST request. * * @return bool Whether or not the request is a REST request. */ public function is_rest_request() { return defined( 'REST_REQUEST' ) && REST_REQUEST; }
/** * Republishes the post by overwriting the original post. * * @param WP_Post $post The Rewrite & Republish copy. * @param WP_Post $original_post The original post. * * @return void */ public function republish( WP_Post $post, WP_Post $original_post ) { // Remove WordPress default filter so a new revision is not created on republish. \remove_action( 'post_updated', 'wp_save_post_revision', 10 );
// Republish taxonomies and meta. $this->republish_post_taxonomies( $post ); $this->republish_post_meta( $post );
// Republish the post. $this->republish_post_elements( $post, $original_post );
// Mark the copy as already published. \update_post_meta( $post->ID, '_dp_has_been_republished', '1' );
// Re-enable the creation of a new revision. \add_action( 'post_updated', 'wp_save_post_revision', 10, 1 ); }
/** * Deletes the copy and associated post meta, if applicable. * * @param int $copy_id The copy's ID. * @param int|null $post_id The original post's ID. Optional. * @param bool $permanently_delete Whether to permanently delete the copy. Defaults to true. * * @return void */ public function delete_copy( $copy_id, $post_id = null, $permanently_delete = true ) { /** * Fires before deleting a Rewrite & Republish copy. * * @param int $copy_id The copy's ID. * @param int $post_id The original post's ID.. */ \do_action( 'duplicate_post_after_rewriting', $copy_id, $post_id );
// Delete the copy bypassing the trash so it also deletes the copy post meta. \wp_delete_post( $copy_id, $permanently_delete );
if ( ! \is_null( $post_id ) ) { // Delete the meta that marks the original post has having a copy. \delete_post_meta( $post_id, '_dp_has_rewrite_republish_copy' ); } }
/** * Republishes the post elements overwriting the original post. * * @param \WP_Post $post The post object. * @param \WP_Post $original_post The original post. * * @return void */ protected function republish_post_elements( $post, $original_post ) { // Cast to array and not alter the copy's original object. $post_to_be_rewritten = clone $post;
// Prepare post data for republishing. $post_to_be_rewritten->ID = $original_post->ID; $post_to_be_rewritten->post_name = $original_post->post_name; $post_to_be_rewritten->post_status = $this->determine_post_status( $post, $original_post );
/** * Yoast SEO and other plugins prevent from accidentally updating another post's * data (e.g. the Yoast SEO metadata by checking the $_POST data ID with the post object ID. * We need to overwrite the $_POST data ID to allow updating the original post. */ $_POST['ID'] = $original_post->ID;
// Republish the original post. $rewritten_post_id = \wp_update_post( \wp_slash( $post_to_be_rewritten ) );
if ( $rewritten_post_id === 0 ) { \wp_die( \esc_html__( 'An error occurred while republishing the post.', 'duplicate-post' ) ); } }
/** * Republishes the post taxonomies overwriting the ones of the original post. * * @param \WP_Post $post The copy's post object. * * @return void */ protected function republish_post_taxonomies( $post ) { $original_post_id = Utils::get_original_post_id( $post->ID );
$copy_taxonomies_options = [ 'taxonomies_excludelist' => [], 'use_filters' => false, 'copy_format' => true, ]; $this->post_duplicator->copy_post_taxonomies( $original_post_id, $post, $copy_taxonomies_options ); }
/** * Republishes the post meta overwriting the ones of the original post. * * @param \WP_Post $post The copy's post object. * * @return void */ protected function republish_post_meta( $post ) { $original_post_id = Utils::get_original_post_id( $post->ID );
$copy_meta_options = [ 'meta_excludelist' => Utils::get_default_filtered_meta_names(), 'use_filters' => false, 'copy_thumbnail' => true, 'copy_template' => true, ]; $this->post_duplicator->copy_post_meta_info( $original_post_id, $post, $copy_meta_options ); }
/** * Redirects the user to the original post. * * @param int $original_post_id The ID of the original post to redirect to. * @param int $copy_id The ID of the copy post. * * @return void */ protected function redirect( $original_post_id, $copy_id ) { \wp_safe_redirect( \add_query_arg( [ 'dprepublished' => 1, 'dpcopy' => $copy_id, 'dpnonce' => \wp_create_nonce( 'dp-republish' ), ], \admin_url( 'post.php?action=edit&post=' . $original_post_id ) ) ); exit(); }
/** * Determines the post status to use when publishing the Rewrite & Republish copy. * * @param \WP_Post $post The post object. * @param \WP_Post $original_post The original post object. * * @return string The post status to use. */ protected function determine_post_status( $post, $original_post ) { if ( $original_post->post_status === 'trash' ) { return 'trash'; }
if ( $post->post_status === 'private' ) { return 'private'; }
return 'publish'; }
/** * Deletes the original post meta that flags it as having a copy when the copy is manually deleted. * * @param int $post_id Post ID of a post that is going to be deleted. * * @return void */ public function clean_up_when_copy_manually_deleted( $post_id ) { $post = \get_post( $post_id );
if ( ! $this->permissions_helper->is_rewrite_and_republish_copy( $post ) ) { return; }
$original_post_id = Utils::get_original_post_id( $post_id ); \delete_post_meta( $original_post_id, '_dp_has_rewrite_republish_copy' ); } }
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