<?php

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/**

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* Utility methods for Duplicate Post.

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*

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* @package Duplicate_Post

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* @since 4.0

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*/

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namespace Yoast\WP\Duplicate_Post;

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/**

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* Represents the Utils class.

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*/

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class Utils {

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/**

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* Flattens a version number for use in a filename.

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*

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* @param string $version The original version number.

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*

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* @return string The flattened version number.

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*/

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public static function flatten_version( $version ) {

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$parts = \explode( '.', $version );

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if ( \count( $parts ) === 2 && \preg_match( '/^\d+$/', $parts[1] ) === 1 ) {

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$parts[] = '0';

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}

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return \implode( '', $parts );

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}

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/**

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* Adds slashes only to strings.

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*

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* @param mixed $value Value to slash only if string.

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*

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* @return string|mixed

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*/

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public static function addslashes_to_strings_only( $value ) {

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return \is_string( $value ) ? \addslashes( $value ) : $value;

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}

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/**

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* Replaces faulty core wp_slash().

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*

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* Until WP 5.5 wp_slash() recursively added slashes not just to strings in array/objects, leading to errors.

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*

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* @param mixed $value What to add slashes to.

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*

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* @return mixed

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*/

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public static function recursively_slash_strings( $value ) {

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return \map_deep( $value, [ self::class, 'addslashes_to_strings_only' ] );

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}

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/**

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* Gets the original post.

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*

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* @param int|\WP_Post|null $post Optional. Post ID or Post object.

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* @param string $output Optional, default is Object. Either OBJECT, ARRAY_A, or ARRAY_N.

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*

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* @return \WP_Post|null Post data if successful, null otherwise.

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*/

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public static function get_original( $post = null, $output = \OBJECT ) {

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$post = \get_post( $post );

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if ( ! $post ) {

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return null;

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}

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$original_id = self::get_original_post_id( $post->ID );

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if ( empty( $original_id ) ) {

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return null;

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}

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return \get_post( $original_id, $output );

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}

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/**

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* Determines if the post has ancestors marked for copy.

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*

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* If we are copying children, and the post has already an ancestor marked for copy, we have to filter it out.

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*

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* @param \WP_Post $post The post object.

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* @param array $post_ids The array of marked post IDs.

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*

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* @return bool Whether the post has ancestors marked for copy.

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*/

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public static function has_ancestors_marked( $post, $post_ids ) {

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$ancestors_in_array = 0;

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$parent = \wp_get_post_parent_id( $post->ID );

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while ( $parent ) {

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if ( \in_array( $parent, $post_ids, true ) ) {

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$ancestors_in_array++;

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}

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$parent = \wp_get_post_parent_id( $parent );

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}

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return ( $ancestors_in_array !== 0 );

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}

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/**

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* Returns a link to edit, preview or view a post, in accordance to user capabilities.

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*

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* @param \WP_Post $post Post ID or Post object.

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*

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* @return string|null The link to edit, preview or view a post.

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*/

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public static function get_edit_or_view_link( $post ) {

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$post = \get_post( $post );

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if ( ! $post ) {

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return null;

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}

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$can_edit_post = \current_user_can( 'edit_post', $post->ID );

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$title = \_draft_or_post_title( $post );

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$post_type_object = \get_post_type_object( $post->post_type );

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if ( $can_edit_post && $post->post_status !== 'trash' ) {

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return \sprintf(

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'<a href="%s" aria-label="%s">%s</a>',

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\get_edit_post_link( $post->ID ),

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/* translators: %s: post title */

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\esc_attr( \sprintf( \__( 'Edit &#8220;%s&#8221;', 'default' ), $title ) ),

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$title

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);

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} elseif ( \is_post_type_viewable( $post_type_object ) ) {

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if ( \in_array( $post->post_status, [ 'pending', 'draft', 'future' ], true ) ) {

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if ( $can_edit_post ) {

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$preview_link = \get_preview_post_link( $post );

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return \sprintf(

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'<a href="%s" rel="bookmark" aria-label="%s">%s</a>',

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\esc_url( $preview_link ),

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/* translators: %s: post title */

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\esc_attr( \sprintf( \__( 'Preview &#8220;%s&#8221;', 'default' ), $title ) ),

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$title

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);

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}

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} elseif ( $post->post_status !== 'trash' ) {

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return \sprintf(

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'<a href="%s" rel="bookmark" aria-label="%s">%s</a>',

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\get_permalink( $post->ID ),

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/* translators: %s: post title */

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\esc_attr( \sprintf( \__( 'View &#8220;%s&#8221;', 'default' ), $title ) ),

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$title

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);

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}

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}

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return $title;

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}

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/**

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* Gets the ID of the original post intended to be rewritten with the copy for Rewrite & Republish.

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*

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* @param int $post_id The copy post ID.

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*

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* @return int The original post id of a copy for Rewrite & Republish.

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*/

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public static function get_original_post_id( $post_id ) {

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return (int) \get_post_meta( $post_id, '_dp_original', true );

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}

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/**

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* Gets the registered WordPress roles.

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*

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* @return array The roles.

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* @codeCoverageIgnore As this is a simple wrapper method for a built-in WordPress method, we don't have to test it.

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*/

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public static function get_roles() {

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global $wp_roles;

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return $wp_roles->get_names();

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}

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/**

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* Gets a Duplicate Post option from the database.

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*

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* @param string $option The option to get.

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* @param string $key The key to retrieve, if the option is an array.

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*

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* @return mixed The option.

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*/

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public static function get_option( $option, $key = '' ) {

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$option = \get_option( $option );

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if ( ! \is_array( $option ) || empty( $key ) ) {

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return $option;

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}

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if ( ! \array_key_exists( $key, $option ) ) {

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return '';

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}

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return $option[ $key ];

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}

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}

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