<?php
// Exits if accessed directly.
if ( ! defined( 'ABSPATH' ) ) exit;
// Gets meta data.
$queried_object = get_queried_object();
$meta_fields = new YMFSEO_Meta_Fields();
$document_title = wp_get_document_title();
$site_name = get_bloginfo( 'name' );
$site_locale = get_locale();
$canonical_url = wp_get_canonical_url();
$is_front_page = is_front_page();
$google_search_console_key = YMFSEO_Settings::get_option( 'google_search_console_key' );
$yandex_webmaster_key = YMFSEO_Settings::get_option( 'yandex_webmaster_key' );
$bing_webmaster_tools_key = YMFSEO_Settings::get_option( 'bing_webmaster_tools_key' );
echo '<!-- YM Fast SEO v' . esc_html( YMFSEO_PLUGIN_DATA[ 'Version' ] ) . ' -->';
if ( ! $queried_object ) {
echo '<!-- Queried object not found -->';
}
// Head scripts.
$head_scripts = YMFSEO_Settings::get_option( 'head_scripts' );
if ( $head_scripts ) {
$only_visitors_head_scripts = YMFSEO_Settings::get_option( 'head_scripts_only_visitors' );
if ( ! $only_visitors_head_scripts || ! is_user_logged_in() ) {
echo $head_scripts; // phpcs:ignore
}
}
// Integrations.
if ( $google_search_console_key ) {
printf( '<meta name="google-site-verification" content="%s">', esc_attr( $google_search_console_key ) );
}
if ( $yandex_webmaster_key ) {
printf( '<meta name="yandex-verification" content="%s">', esc_attr( $yandex_webmaster_key ) );
}
if ( $bing_webmaster_tools_key ) {
printf( '<meta name="msvalidate.01" content="%s">', esc_attr( $bing_webmaster_tools_key ) );
}
// Titles.
printf( '<meta name="title" content="%s">', esc_attr( $document_title ) );
printf( '<meta property="og:title" content="%s">', esc_attr( $document_title ) );
printf( '<meta name="twitter:title" content="%s">', esc_attr( $document_title ) );
// Descriptions.
if ( $meta_fields->description ) {
printf( '<meta name="description" content="%s">', esc_attr( $meta_fields->description ) );
printf( '<meta property="og:description" content="%s">', esc_attr( $meta_fields->description ) );
printf( '<meta name="twitter:description" content="%s">', esc_attr( $meta_fields->description ) );
}
// Common meta tags.
printf( '<meta name="apple-mobile-web-app-title" content="%s">', esc_attr( $site_name ) );
printf( '<meta property="og:site_name" content="%s">', esc_attr( $site_name ) );
printf( '<meta property="og:type" content="%s">', esc_attr( $is_front_page ? 'website' : 'article' ) );
printf( '<meta property="og:locale" content="%s">', esc_attr( $site_locale ) );
printf( '<meta name="twitter:card" content="%s">', esc_attr( YMFSEO_Settings::get_option( 'preview_size' ) ) );
if ( $queried_object && 'WP_Post' == get_class( $queried_object ) ) {
printf( '<meta property="article:published_time" content="%s">', esc_attr( get_the_date( 'c', $queried_object ) ) );
printf( '<meta property="article:modified_time" content="%s">', esc_attr( get_the_modified_date( 'c', $queried_object ) ) );
}
// Canonical URLs.
if ( $canonical_url && YMFSEO::is_current_page_has_canonical() ) {
printf( '<meta property="og:url" content="%s">', esc_url( $canonical_url ) );
printf( '<meta name="twitter:url" content="%s">', esc_url( $canonical_url ) );
}
// Pagination URLs.
$prev_page_url = get_previous_posts_page_link();
$next_page_url = get_next_posts_page_link( $GLOBALS[ 'wp_query' ]->max_num_pages ?: 1 );
if ( get_query_var( 'paged', 0 ) && $prev_page_url ) {
printf( '<link rel="prev" href="%s">', esc_url( $prev_page_url ) );
}
if ( $next_page_url ) {
printf( '<link rel="next" href="%s">', esc_url( $next_page_url ) );
}
// Preview image.
if ( $meta_fields->image_uri ) {
$image_size = getimagesize( $meta_fields->image_uri );
printf( '<meta property="og:image" content="%s">', esc_url( $meta_fields->image_uri ) );
if ( $image_size ) {
printf( '<meta property="og:image:type" content="%s">', esc_attr( $image_size[ 'mime' ] ) );
printf( '<meta property="og:image:width" content="%s">', esc_attr( $image_size[ 0 ] ) );
printf( '<meta property="og:image:height" content="%s">', esc_attr( $image_size[ 1 ] ) );
}
printf( '<meta name="twitter:image" content="%s">', esc_url( $meta_fields->image_uri ) );
if ( $image_size ) {
printf( '<meta name="twitter:image:type" content="%s">', esc_attr( $image_size[ 'mime' ] ) );
printf( '<meta name="twitter:image:width" content="%s">', esc_attr( $image_size[ 0 ] ) );
printf( '<meta name="twitter:image:height" content="%s">', esc_attr( $image_size[ 1 ] ) );
}
}
// Schema.org JSON-LD.
$schema_org = YMFSEO_Schema::build( $meta_fields, $queried_object );
printf( '<script type="application/ld+json">%s</script>',
wp_json_encode( $schema_org, JSON_UNESCAPED_UNICODE ),
);
// Does user action.
do_action( 'ymfseo_after_print_metas' );
// Debugs queried object data.
if ( $queried_object ) {
printf( '<!-- / YM Fast SEO | %s – %s -->',
// phpcs:ignore
...match ( get_class( $queried_object ) ) {
'WP_Post' => [ 'Post ID', esc_html( $queried_object->ID ) ],
'WP_Post_Type' => [ 'Post Type', esc_html( $queried_object->name ) ],
'WP_Term' => [ 'Term ID', esc_html( $queried_object->term_id ) ],
'WP_User' => [ 'User ID', esc_html( $queried_object->ID ) ],
},
);
}