lloc\Msls\ContentImport\Importers\PostThumbnail\Linking

Complexity

Total Complexity

12

Size/Duplication

Total Lines	115
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	3

Importance

Changes

0

3 Methods

Rating	Name	Duplication	Size	Complexity
A	info()	0	7	1
C	import()	0	89	10
A	get_attachment_meta()	0	7	1

<?php

namespace lloc\Msls\ContentImport\Importers\PostThumbnail;

use lloc\Msls\ContentImport\AttachmentPathFinder;
use lloc\Msls\ContentImport\Importers\BaseImporter;

/**
 * Class Linking
 *
 * Creates an attachment post for the post thumbnail in the destination blog without duplicating the attachment files.
 *
 * @package lloc\Msls\ContentImport\Importers\PostThumbnail
 */
class Linking extends BaseImporter {

	const TYPE = 'linking';

	/**
	 * Returns an array of information about the importer.
	 *
	 * @return \stdClass
	 */
	public static function info() {
		return (object) [
			'slug'        => static::TYPE,
			'name'        => __( 'Linking', 'multisite-language-switcher' ),
			'description' => __( 'Links the featured image from the source post to the destination post; the image is not duplicated.', 'multisite-language-switcher' )
		];
	}

	public function import( array $data ) {
		$source_blog_id = $this->import_coordinates->source_blog_id;
		$source_post_id = $this->import_coordinates->source_post_id;
		$dest_post_id   = $this->import_coordinates->dest_post_id;

		switch_to_blog( $source_blog_id );

switch_to_blog is not something you should ever need to do in a VIP theme context. Instead use an API (XML-RPC, REST) to interact with other sites if needed.

		$source_post_thumbnail_id         = (int) get_post_thumbnail_id( $source_post_id );
		$source_post_thumbnail_attachment = get_post( $source_post_thumbnail_id );
		$source_post_thumbnail_meta       = $source_post_thumbnail_attachment instanceof \WP_Post ?

The class WP_Post does not exist. Did you forget a USE statement, or did you not list all dependencies?

			$this->get_attachment_meta( $source_post_thumbnail_id )
			: false;

		if ( false === $source_post_thumbnail_meta ) {
			$this->logger->log_success( 'post-thumbnail/missing-meta', $source_post_thumbnail_id );

			return $data;
		}

		$source_upload_dir                = wp_upload_dir();

		switch_to_blog( $this->import_coordinates->dest_blog_id );

switch_to_blog is not something you should ever need to do in a VIP theme context. Instead use an API (XML-RPC, REST) to interact with other sites if needed.

		if ( $source_post_thumbnail_attachment instanceof \WP_Post ) {

The class WP_Post does not exist. Did you forget a USE statement, or did you not list all dependencies?

			// in some instances the folder sep. `/` might be duplicated, we de-duplicate it
			array_walk( $source_upload_dir, function ( &$entry ) {
				$entry = str_replace( '//', '/', $entry );
			} );
			$source_uploads_dir         = untrailingslashit( str_replace( $source_upload_dir['subdir'], '', $source_upload_dir['path'] ) );
			$source_post_thumbnail_file = $source_uploads_dir . '/' . $source_post_thumbnail_meta['_wp_attached_file'];

			// Check the type of file. We'll use this as the 'post_mime_type'.
			$filetype = wp_check_filetype( basename( $source_post_thumbnail_file ), null );

			// Prepare an array of post data for the attachment.
			$attachment = array(
				'guid'           => $source_post_thumbnail_attachment->guid,
				'post_mime_type' => $filetype['type'],
				'post_title'     => preg_replace( '/\.[^.]+$/', '', basename( $source_post_thumbnail_file ) ),
				'post_content'   => '',
				'post_status'    => 'inherit',
			);

			$existing_criteria = [
				'post_type'   => 'attachment',
				'title'       => $attachment['post_title'],
			];

			$found             = get_posts( $existing_criteria );

			if ( $found && $found[0] instanceof \WP_Post ) {

The class WP_Post does not exist. Did you forget a USE statement, or did you not list all dependencies?

				$dest_post_thumbnail_id = $found[0]->ID;
				$this->logger->log_success( 'post-thumbnail/existing', $dest_post_thumbnail_id );
			} else {
				// Insert the attachment.
				$dest_post_thumbnail_id = wp_insert_attachment( $attachment, $source_post_thumbnail_file, $dest_post_id );

				if ( empty( $dest_post_thumbnail_id ) ) {
					$this->logger->log_error( 'post-thumbnail/created', $dest_post_thumbnail_id );
				} else {
					$this->logger->log_success( 'post-thumbnail/created', $dest_post_thumbnail_id );
				}

				// the `_wp_attached_file` meta has been set before, so we skip it
				unset( $source_post_thumbnail_meta['_wp_attached_file'] );

				foreach ( $source_post_thumbnail_meta as $key => $value ) {
					add_post_meta( $dest_post_thumbnail_id, $key, $value, true );
				}
			}

			update_post_meta( $dest_post_thumbnail_id, AttachmentPathFinder::LINKED, [
				'blog' => $source_blog_id,
				'post' => $source_post_thumbnail_id
			] );

			$dest_post_thumbnail_set = set_post_thumbnail( $dest_post_id, $dest_post_thumbnail_id );

			if ( $dest_post_thumbnail_set || $found ) {
				$this->logger->log_success( 'post-thumbnail/set', $dest_post_thumbnail_id );
			} else {
				$this->logger->log_error( 'post-thumbnail/set', $dest_post_thumbnail_id );
			}
		}

		restore_current_blog();

		return $data;
	}

	protected function get_attachment_meta( $source_post_thumbnail_id ) {
		$keys = [ '_wp_attached_file', '_wp_attachment_metadata', '_wp_attachment_image_alt' ];

		return array_combine( $keys, array_map( function ( $key ) use ( $source_post_thumbnail_id ) {
			return get_post_meta( $source_post_thumbnail_id, $key, true );
		}, $keys ) );
	}
}