Current File : /home/tradesc/www/relax/wp-content/plugins/seo-by-rank-math/includes/helpers/class-attachment.php
<?php
/**
* The Attachment helpers.
*
* @since 0.9.0
* @package RankMath
* @subpackage RankMath\Helpers
* @author Rank Math <support@rankmath.com>
*/
namespace RankMath\Helpers;
use RankMath\Helper;
defined( 'ABSPATH' ) || exit;
/**
* Attachment trait.
*/
class Attachment {
/**
* Check if a post can be included in sitemap.
*
* @param int $attachment_id Attachment ID to check.
* @return bool
*/
public static function attachment_in_sitemap( $attachment_id ) {
if ( empty( $attachment_id ) ) {
return false;
}
$exclude_sitemap = get_post_meta( $attachment_id, 'rank_math_exclude_sitemap', true );
return empty( $exclude_sitemap );
}
/**
* Generate local path for an attachment image.
* Credit: https://wordpress.stackexchange.com/a/182519
*
* @param int $attachment_id Attachment ID.
* @param string $size Size.
*/
public static function get_scaled_image_path( $attachment_id, $size = 'thumbnail' ) {
$file = get_attached_file( $attachment_id, true );
if ( empty( $size ) || $size === 'full' ) {
// For the original size get_attached_file is fine.
return realpath( $file );
}
if ( ! wp_attachment_is_image( $attachment_id ) ) {
return false; // the ID is not referring to a media.
}
$info = image_get_intermediate_size( $attachment_id, $size );
if ( ! is_array( $info ) || ! isset( $info['file'] ) ) {
return false; // Probably a bad size argument.
}
return realpath( str_replace( wp_basename( $file ), $info['file'], $file ) );
}
/**
* Grabs an image alt text.
*
* @param int $attachment_id The attachment ID.
*
* @return string The image alt text.
*/
public static function get_alt_tag( $attachment_id ) {
return (string) get_post_meta( $attachment_id, '_wp_attachment_image_alt', true );
}
/**
* Get the relative path of the image.
*
* @codeCoverageIgnore
*
* @param string $img Image URL.
*
* @return string The expanded image URL.
*/
public static function get_relative_path( $img ) {
if ( '/' !== $img[0] ) {
return $img;
}
// If it's a relative URL, it's relative to the domain, not necessarily to the WordPress install, we
// want to preserve domain name and URL scheme (http / https) though.
$parsed_url = wp_parse_url( home_url() );
return $parsed_url['scheme'] . '://' . $parsed_url['host'] . $img;
}
/**
* Find an attachment ID for a given URL.
*
* @codeCoverageIgnore
*
* @param string $url The URL to find the attachment for.
*
* @return int The found attachment ID, or 0 if none was found.
*/
public static function get_by_url( $url ) {
// Because get_by_url won't work on resized versions of images, we strip out the size part of an image URL.
$url = preg_replace( '/(.*)-\d+x\d+\.(jpg|png|gif)$/', '$1.$2', $url );
$id = function_exists( 'wpcom_vip_attachment_url_to_postid' ) ? wpcom_vip_attachment_url_to_postid( $url ) : self::url_to_postid( $url );
return absint( $id );
}
/**
* Implements the attachment_url_to_postid with use of WP Cache.
*
* @codeCoverageIgnore
*
* @link https://dotlayer.com/20-wordpress-core-functions-that-dont-scale-and-how-to-work-around-it/
*
* @param string $url The attachment URL for which we want to know the Post ID.
*
* @return int The Post ID belonging to the attachment, 0 if not found.
*/
private static function url_to_postid( $url ) {
$cache_key = sprintf( 'mythemeshop_attachment_url_post_id_%s', md5( $url ) );
// Set the ID based on the hashed url in the cache.
$id = wp_cache_get( $cache_key );
if ( 'not_found' === $id ) {
return 0;
}
// ID is found in cache, return.
if ( false !== $id ) {
return $id;
}
// phpcs:ignore WordPress.VIP.RestrictedFunctions -- We use the WP COM version if we can, see above.
$id = attachment_url_to_postid( $url );
if ( empty( $id ) ) {
wp_cache_set( $cache_key, 'not_found', 'default', ( 12 * HOUR_IN_SECONDS + mt_rand( 0, ( 4 * HOUR_IN_SECONDS ) ) ) );
return 0;
}
// We have the Post ID, but it's not in the cache yet. We do that here and return.
wp_cache_set( $cache_key, $id, 'default', ( 24 * HOUR_IN_SECONDS + mt_rand( 0, ( 12 * HOUR_IN_SECONDS ) ) ) );
return $id;
}
}
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