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Editing: copy-post.php
<?php // phpcs:ignore WordPress.Files.FileName.InvalidClassFileName /** * Module Name: Copy Post * Module Description: Duplicate any post or page in one click to speed up content creation. * Sort Order: 15 * First Introduced: 7.0 * Requires Connection: No * Auto Activate: No * Module Tags: Writing * Feature: Writing * Additional Search Queries: copy, duplicate * * @package automattic/jetpack */ use Automattic\Jetpack\Assets\Logo; if ( ! defined( 'ABSPATH' ) ) { exit( 0 ); } // phpcs:disable Universal.Files.SeparateFunctionsFromOO.Mixed -- TODO: Move classes to appropriately-named class files. /** * Copy Post class. * * @phan-constructor-used-for-side-effects */ class Jetpack_Copy_Post { /** * Jetpack_Copy_Post_By_Param constructor. * Add row actions to post/page/CPT listing screens. * Process any `?copy` param if on a create new post/page/CPT screen. * * @return void */ public function __construct() { if ( 'edit.php' === $GLOBALS['pagenow'] || ( 'admin-ajax.php' === $GLOBALS['pagenow'] && ! empty( $_POST['post_view'] ) && 'list' === $_POST['post_view'] && ! empty( $_POST['action'] ) && 'inline-save' === $_POST['action'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Missing -- update_post_data() handles access check. add_action( 'admin_head', array( $this, 'print_inline_styles' ) ); add_filter( 'post_row_actions', array( $this, 'add_row_action' ), 10, 2 ); add_filter( 'page_row_actions', array( $this, 'add_row_action' ), 10, 2 ); return; } if ( ! empty( $_GET['jetpack-copy'] ) && 'post-new.php' === $GLOBALS['pagenow'] ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended -- update_post_data() handles access check. add_action( 'wp_insert_post', array( $this, 'update_post_data' ), 10, 3 ); add_filter( 'pre_option_default_post_format', '__return_empty_string' ); } } /** * Echos inline styles for the Jetpack logo. * * @return void */ public function print_inline_styles() { echo ' <style id="jetpack-copy-post-styles"> #jetpack-logo__icon { height: 14px; width: 14px; vertical-align: text-bottom; } #jetpack-logo__icon path { fill: inherit; } </style> '; } /** * Update the new (target) post data with the source post data. * * @param int $target_post_id Target post ID. * @param WP_Post $post Target post object (not used). * @param bool $update Whether this is an existing post being updated or not. * @return void */ public function update_post_data( $target_post_id, $post, $update ) { // This `$update` check avoids infinite loops of trying to update our updated post. if ( $update ) { return; } // Shouldn't happen, since this filter is only added when the value isn't empty, but check anyway. if ( empty( $_GET['jetpack-copy'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended return; } $source_post = get_post( intval( $_GET['jetpack-copy'] ) ); // phpcs:ignore WordPress.Security.NonceVerification.Recommended if ( ! $source_post instanceof WP_Post || ! $this->user_can_access_post( $source_post->ID ) || ! $this->validate_post_type( $source_post ) ) { return; } $update_results = array( 'update_content' => $this->update_content( $source_post, $target_post_id ), 'update_featured_image' => $this->update_featured_image( $source_post, $target_post_id ), 'update_post_format' => $this->update_post_format( $source_post, $target_post_id ), 'update_likes_sharing' => $this->update_likes_sharing( $source_post, $target_post_id ), 'update_post_type_terms' => $this->update_post_type_terms( $source_post, $target_post_id ), ); // Required to satisfy get_default_post_to_edit(), which has these filters after post creation. add_filter( 'default_title', array( $this, 'filter_title' ), 10, 2 ); add_filter( 'default_content', array( $this, 'filter_content' ), 10, 2 ); add_filter( 'default_excerpt', array( $this, 'filter_excerpt' ), 10, 2 ); // Required to avoid the block editor from adding default blocks according to post format. add_filter( 'block_editor_settings_all', array( $this, 'remove_post_format_template' ) ); /** * Fires after all updates have been performed, and default content filters have been added. * Allows for any cleanup or post operations, and default content filters can be removed or modified. * * @module copy-post * * @since 7.0.0 * * @param WP_Post $source_post Post object that was copied. * @param int $target_post_id Target post ID. * @param array $update_results Results of all update operations, allowing action to be taken. */ do_action( 'jetpack_copy_post', $source_post, $target_post_id, $update_results ); } /** * Determine if the current user has edit access to the source post. * * @param int $post_id Source post ID (the post being copied). * @return bool True if user has the meta cap of `edit_post` for the given post ID, false otherwise. */ protected function user_can_access_post( $post_id ) { return current_user_can( 'edit_post', $post_id ); } /** * Update the target post's title, content, excerpt, categories, and tags. * * @param WP_Post $source_post Post object to be copied. * @param int $target_post_id Target post ID. * @return int 0 on failure, or the updated post ID on success. */ protected function update_content( $source_post, $target_post_id ) { $data = array( 'ID' => $target_post_id, 'post_title' => $source_post->post_title, 'post_content' => $source_post->post_content, 'post_excerpt' => $source_post->post_excerpt, 'comment_status' => $source_post->comment_status, 'ping_status' => $source_post->ping_status, 'post_category' => wp_get_post_categories( $source_post->ID ), 'post_password' => $source_post->post_password, 'tags_input' => $source_post->tags_input, ); /** * Fires just before the target post is updated with its new data. * Allows for final data adjustments before updating the target post. * * @module copy-post * * @since 7.0.0 * * @param array $data Post data with which to update the target (new) post. * @param WP_Post $source_post Post object being copied. * @param int $target_post_id Target post ID. */ $data = apply_filters( 'jetpack_copy_post_data', $data, $source_post, $target_post_id ); return wp_update_post( $data ); } /** * Update terms for post types. * * @param WP_Post $source_post Post object to be copied. * @param int $target_post_id Target post ID. * @return array Results of attempts to set each term to the target (new) post. */ protected function update_post_type_terms( $source_post, $target_post_id ) { $results = array(); $bypassed_post_types = apply_filters( 'jetpack_copy_post_bypassed_post_types', array( 'post', 'page' ), $source_post, $target_post_id ); if ( in_array( $source_post->post_type, $bypassed_post_types, true ) ) { return $results; } $taxonomies = get_object_taxonomies( $source_post, 'objects' ); foreach ( $taxonomies as $taxonomy ) { $terms = wp_get_post_terms( $source_post->ID, $taxonomy->name, array( 'fields' => 'ids' ) ); $results[] = wp_set_post_terms( $target_post_id, $terms, $taxonomy->name ); } return $results; } /** * Update the target post's featured image. * * @param WP_Post $source_post Post object to be copied. * @param int $target_post_id Target post ID. * @return int|bool Meta ID if the key didn't exist, true on successful update, false on failure. */ protected function update_featured_image( $source_post, $target_post_id ) { $featured_image_id = get_post_thumbnail_id( $source_post ); return update_post_meta( $target_post_id, '_thumbnail_id', $featured_image_id ); } /** * Update the target post's post format. * * @param WP_Post $source_post Post object to be copied. * @param int $target_post_id Target post ID. * @return array|WP_Error|false WP_Error on error, array of affected term IDs on success. */ protected function update_post_format( $source_post, $target_post_id ) { $post_format = get_post_format( $source_post ); return set_post_format( $target_post_id, $post_format ); } /** * Ensure the block editor doesn't modify the source post content for non-standard post formats. * * @param array $settings Settings to be passed into the block editor. * @return array Settings with any `template` key removed. */ public function remove_post_format_template( $settings ) { unset( $settings['template'] ); return $settings; } /** * Update the target post's Likes and Sharing statuses. * * @param WP_Post $source_post Post object to be copied. * @param int $target_post_id Target post ID. * @return array Array with the results of each update action. */ protected function update_likes_sharing( $source_post, $target_post_id ) { $likes = get_post_meta( $source_post->ID, 'switch_like_status', true ); $sharing = get_post_meta( $source_post->ID, 'sharing_disabled', true ); if ( '' !== $likes ) { $likes_result = update_post_meta( $target_post_id, 'switch_like_status', $likes ); } else { $likes_result = null; } if ( '' !== $sharing ) { $sharing_result = update_post_meta( $target_post_id, 'sharing_disabled', $sharing ); } else { $sharing_result = null; } return array( 'likes' => $likes_result, 'sharing' => $sharing_result, ); } /** * Update the target post's title. * * @param string $post_title Post title determined by `get_default_post_to_edit()`. * @param WP_Post $post Post object of newly-inserted post. * @return string Updated post title from source post. */ public function filter_title( $post_title, $post ) { return $post->post_title; } /** * Update the target post's content (`post_content`). * * @param string $post_content Post content determined by `get_default_post_to_edit()`. * @param WP_Post $post Post object of newly-inserted post. * @return string Updated post content from source post. */ public function filter_content( $post_content, $post ) { return $post->post_content; } /** * Update the target post's excerpt. * * @param string $post_excerpt Post excerpt determined by `get_default_post_to_edit()`. * @param WP_Post $post Post object of newly-inserted post. * @return string Updated post excerpt from source post. */ public function filter_excerpt( $post_excerpt, $post ) { return $post->post_excerpt; } /** * Validate the post type to be used for the target post. * * @param WP_Post $post Post object of current post in listing. * @return bool True if the post type is in a list of supported psot types; false otherwise. */ protected function validate_post_type( $post ) { /** * Fires when determining if the "Copy" row action should be made available. * Allows overriding supported post types. * * @module copy-post * * @since 7.0.0 * * @param array Post types supported by default. * @param WP_Post $post Post object of current post in listing. */ $valid_post_types = apply_filters( 'jetpack_copy_post_post_types', array( 'post', 'page', 'jetpack-testimonial', 'jetpack-portfolio', ), $post ); return in_array( $post->post_type, $valid_post_types, true ); } /** * Add a "Copy" row action to supported posts/pages/CPTs on list views. * * @param array $actions Existing actions. * @param WP_Post $post Post object of current post in list. * @return array Array of updated row actions. */ public function add_row_action( $actions, $post ) { if ( ! $this->user_can_access_post( $post->ID ) || ! $post instanceof WP_Post || ! $this->validate_post_type( $post ) ) { return $actions; } $edit_url = add_query_arg( array( 'post_type' => $post->post_type, 'jetpack-copy' => $post->ID, ), admin_url( 'post-new.php' ) ); $jetpack_logo = new Logo(); $edit_action = array( 'jetpack-copy' => sprintf( '<a href="%1$s" aria-label="%2$s">%3$s %4$s</a>', esc_url( $edit_url ), esc_attr__( 'Duplicate this post with Jetpack.', 'jetpack' ), esc_html__( 'Duplicate', 'jetpack' ), $jetpack_logo->get_jp_emblem() ), ); // Insert the Copy action before the Trash action. $edit_offset = array_search( 'trash', array_keys( $actions ), true ); $updated_actions = array_merge( array_slice( $actions, 0, $edit_offset ), $edit_action, array_slice( $actions, $edit_offset ) ); /** * Fires after the new Copy action has been added to the row actions. * Allows changes to the action presentation, or other final checks. * * @module copy-post * * @since 7.0.0 * * @param array $updated_actions Updated row actions with the Copy Post action. * @param array $actions Original row actions passed to this filter. * @param WP_Post $post Post object of current post in listing. */ return apply_filters( 'jetpack_copy_post_row_actions', $updated_actions, $actions, $post ); } } /** * Instantiate an instance of Jetpack_Copy_Post on the `admin_init` hook. */ function jetpack_copy_post_init() { new Jetpack_Copy_Post(); } add_action( 'admin_init', 'jetpack_copy_post_init' );
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