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288 lines
7.2 KiB
PHP

<?php
/**
* ACF module.
*
* @since 2.0.9
* @package RankMathPro
* @author Rank Math <support@rankmath.com>
*/
namespace RankMathPro\ACF;
use RankMath\Helper;
use RankMath\Traits\Hooker;
defined( 'ABSPATH' ) || exit;
/**
* ACF class.
*/
class ACF {
use Hooker;
/**
* The Constructor.
*/
public function __construct() {
$this->action( 'rank_math/sitemap/urlimages', 'add_acf_images', 10, 2 );
$this->filter( 'rank_math/sitemap/content_before_parse_html_images', 'parse_html_images', 10, 2 );
$this->action( 'rank_math/admin/settings/general', 'acf_sitemap_settings' );
}
/**
* Add new settings.
*
* @param object $cmb CMB2 instance.
*/
public function acf_sitemap_settings( $cmb ) {
$field_ids = wp_list_pluck( $cmb->prop( 'fields' ), 'id' );
$field_position = array_search( 'include_featured_image', array_keys( $field_ids ), true ) + 1;
$cmb->add_field(
[
'id' => 'include_acf_images',
'type' => 'toggle',
'name' => esc_html__( 'Include Images from the ACF Fields.', 'rank-math-pro' ),
'desc' => esc_html__( 'Include images added in the ACF fields.', 'rank-math-pro' ),
'options' => [
'off' => esc_html__( 'Default', 'rank-math-pro' ),
'on' => esc_html__( 'Custom', 'rank-math-pro' ),
],
'default' => 'off',
'dep' => [ [ 'include_images', 'on' ] ],
],
++$field_position
);
}
/**
* Add images from the ACF fields content in the Sitemap.
*
* @param string $content Post content.
* @param int $post_id Post ID.
*/
public function parse_html_images( $content, $post_id ) {
if ( ! Helper::get_settings( 'sitemap.include_acf_images' ) ) {
return $content;
}
$fields = get_field_objects( $post_id );
if ( empty( $fields ) ) {
return $content;
}
foreach ( $fields as $field ) {
if ( empty( $field['value'] ) ) {
continue;
}
if ( in_array( $field['type'], [ 'wysiwyg', 'textarea' ], true ) ) {
$content .= $field['value'];
continue;
}
if ( 'flexible_content' === $field['type'] ) {
$this->get_flexible_content( $content, $field, $post_id );
continue;
}
if ( 'repeater' === $field['type'] || 'group' === $field['type'] ) {
$this->get_sub_fields_content( $content, $field['sub_fields'], $field );
continue;
}
}
return $content;
}
/**
* Filter images to be included for the post in XML sitemap.
*
* @param array $images Array of image items.
* @param int $post_id ID of the post.
*/
public function add_acf_images( $images, $post_id ) {
if ( ! Helper::get_settings( 'sitemap.include_acf_images' ) ) {
return $images;
}
$fields = get_field_objects( $post_id );
if ( empty( $fields ) ) {
return $images;
}
$values = wp_list_pluck( $fields, 'value' );
$this->get_all_images( $images, $values );
return $images;
}
/**
* Get content from flexible_content field.
*
* @param string $content Post content.
* @param array $field Current field data.
* @param int $post_id Post ID.
*/
private function get_flexible_content( &$content, $field, $post_id ) {
if ( empty( $field['layouts'] ) || empty( current( $field['layouts'] ) ) ) {
return;
}
$this->get_sub_fields_content( $content, current( $field['layouts'] )['sub_fields'], $field );
}
/**
* Get content from ACF sub-fields.
*
* @param string $content Post content.
* @param array $sub_fields Array of subfields.
* @param array $field Current field data.
*/
private function get_sub_fields_content( &$content, $sub_fields, $field ) {
foreach ( $sub_fields as $layout ) {
if ( ! in_array( $layout['type'], [ 'wysiwyg', 'textarea' ], true ) ) {
continue;
}
foreach ( $field['value'] as $key => $value ) {
if ( $key === $layout['name'] ) {
$content .= $value;
continue;
}
$content .= is_array( $value ) && ! empty( $value[ $layout['name'] ] ) ? $value[ $layout['name'] ] : '';
}
}
}
/**
* Add Images to XML Sitemap.
*
* @param array $images Array of image items.
* @param array $field_data Current Image array.
* @param string $field_type Is field type gallery.
*/
private function add_images_to_sitemap( &$images, $field_data, $field_type ) {
if ( empty( $field_data ) ) {
return;
}
if ( in_array( $field_type, [ 'group', 'repeater', 'flexible_content' ], true ) ) {
$this->add_images_from_repeater_field( $images, $field_data );
return;
}
if ( in_array( $field_type, [ 'gallery' ], true ) ) {
foreach ( $field_data as $image ) {
$this->add_images_to_sitemap( $images, $image, 'image' );
}
return;
}
if ( 'image' !== $field_type || empty( $field_data ) ) {
return;
}
if ( is_array( $field_data ) && ! empty( $field_data['url'] ) ) {
$images[] = [
'src' => $field_data['url'],
'title' => $field_data['title'],
'alt' => $field_data['alt'],
];
} elseif ( is_int( $field_data ) ) {
$image_url = wp_get_attachment_image_url( $field_data, 'full' );
if ( $image_url ) {
$images[] = [
'src' => $image_url,
'title' => '',
'alt' => '',
];
}
} elseif ( Helper::is_image_url( $field_data ) ) {
$images[] = [
'src' => $field_data,
'title' => '',
'alt' => '',
];
}
}
/**
* Add Images to XML Sitemap from Repeater field.
*
* @param array $images Array of image items.
* @param array $field_data Current Image array.
*/
private function add_images_from_repeater_field( &$images, $field_data ) {
if ( empty( $field_data ) ) {
return;
}
foreach ( $field_data as $data ) {
if ( is_array( $data ) ) {
foreach ( $data as $image ) {
if ( is_array( $image ) ) {
$this->add_images_to_sitemap( $images, $image[0], 'image' );
} else {
$this->add_images_to_sitemap( $images, $image, 'image' );
}
}
} else {
$this->add_images_to_sitemap( $images, $data, 'image' );
}
}
}
/**
* Get all images
*
* @param array $images All images.
* @param array $data All acf field values.
*
* @return array
*/
public function get_all_images( &$images, $data ) {
if ( is_array( $data ) ) {
foreach ( array_values( $data ) as $single_data ) {
if ( is_array( $single_data ) && isset( $single_data['type'] ) && 'image' === $single_data['type'] ) {
$images[] = [
'src' => $single_data['url'],
'title' => $single_data['title'],
'alt' => $single_data['alt'],
];
$single_data = '';
}
$this->get_all_images( $images, $single_data );
}
}
if ( empty( $data ) || is_array( $data ) ) {
return $images;
}
if ( is_int( $data ) ) {
$image_url = wp_get_attachment_image_url( $data, 'full' );
if ( $image_url ) {
$images[] = [
'src' => $image_url,
'title' => '',
'alt' => '',
];
}
}
if ( Helper::is_image_url( $data ) ) {
$images[] = [
'src' => $data,
'title' => '',
'alt' => '',
];
}
return $images;
}
}