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von raredesign | Dez 3, 2019 | Allgemein | 0 Kommentare
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| Current Path : /var/www/web28/html/wp-content/themes/Avada/includes/ |
| Current File : //var/www/web28/html/wp-content/themes/Avada/includes/class-avada-head.php |
<?php
/**
* Tweaks for the <head> of the document.
*
* @author ThemeFusion
* @copyright (c) Copyright by ThemeFusion
* @link https://avada.com
* @package Avada
* @subpackage Core
* @since 3.8
*/
// Do not allow directly accessing this file.
if ( ! defined( 'ABSPATH' ) ) {
exit( 'Direct script access denied.' );
}
/**
* Tweaks for the <head> of the document.
*/
class Avada_Head {
/**
* Constructor.
*
* @access public
*/
public function __construct() {
/**
* WIP
add_action( 'wp_head', array( $this, 'x_ua_meta' ), 1 );
add_action( 'wp_head', array( $this, 'the_meta' ) );
*/
add_filter( 'language_attributes', [ $this, 'add_opengraph_doctype' ] );
add_filter( 'document_title_separator', [ $this, 'document_title_separator' ] );
add_filter( 'theme_color_meta', [ $this, 'theme_color' ] );
add_action( 'wp_head', [ $this, 'insert_favicons' ], 2 );
add_action( 'admin_head', [ $this, 'insert_favicons' ], 2 );
add_action( 'login_head', [ $this, 'insert_favicons' ], 2 );
add_filter( 'pre_get_document_title', [ $this, 'adjust_title_tag' ] );
add_action( 'wp_head', [ $this, 'insert_og_meta' ], 5 );
remove_action( 'wp_head', 'adjacent_posts_rel_link_wp_head' );
add_action( 'wp_head', [ $this, 'set_user_agent' ], 1000 );
add_action( 'wp_head', [ $this, 'preload_fonts' ] );
add_action( 'avada_before_body_content', [ $this, 'add_space_before_body' ], 0 );
// wp_body_open function introduced in WP 5.2.
if ( function_exists( 'wp_body_open' ) ) {
add_action( 'avada_before_body_content', 'wp_body_open' );
}
/**
* WIP
add_filter( 'wpseo_metadesc', array( $this, 'yoast_metadesc_helper' ) );
*/
}
/**
* Add the space after body open field contents.
*
* @since 7.11.8
* @access public
* @return void.
*/
public function add_space_before_body() {
/**
* Echo the scripts added to the "before <body>" field in Global Options.
* The 'space_body_open' setting is not sanitized.
* In order to be able to take advantage of this,
* a user would have to gain access to the database
* in which case this is the least of your worries.
*/
echo Avada()->settings->get( 'space_body_open' ); // phpcs:ignore WordPress.Security.EscapeOutput
}
/**
* Adding the Open Graph in the Language Attributes
*
* @access public
* @param string $output The output we want to process/filter.
* @return string The altered doctype
*/
public function add_opengraph_doctype( $output ) {
if ( Avada()->settings->get( 'status_opengraph' ) ) {
return $output . ' prefix="og: http://ogp.me/ns# fb: http://ogp.me/ns/fb#"';
}
return $output;
}
/**
* Set the user agent data attribute on the HTML tag.
*
* @access public
* @since 6.0
* @return void
*/
public function set_user_agent() {
?>
<script type="text/javascript">
var doc = document.documentElement;
doc.setAttribute( 'data-useragent', navigator.userAgent );
</script>
<?php
}
/**
* Preloads font files.
*
* @static
* @access public
* @since 7.2
* @return void
*/
public function preload_fonts() {
$fusion_settings = awb_get_fusion_settings();
$preload_fonts = $fusion_settings->get( 'preload_fonts' );
$tags = '';
if ( 'icon_fonts' === $preload_fonts || 'all' === $preload_fonts ) {
// Icomoon.
$font_url = FUSION_LIBRARY_URL . '/assets/fonts/icomoon';
$font_url = set_url_scheme( $font_url ) . '/awb-icons.woff';
$tags .= '<link rel="preload" href="' . $font_url . '" as="font" type="font/woff" crossorigin>';
// Font Awesome.
$tags .= ( 'local' === $fusion_settings->get( 'gfonts_load_method' ) && true === Fusion_Font_Awesome::is_fa_pro_enabled() && ! ( function_exists( 'fusion_is_preview_frame' ) && fusion_is_preview_frame() ) ) ? fusion_library()->fa->get_local_subsets_tags() : fusion_library()->fa->get_subsets_tags();
// Custom Icons.
$tags .= fusion_get_custom_icons_preload_tags();
}
if ( 'google_fonts' === $preload_fonts || 'all' === $preload_fonts ) {
// Google fonts.
$google_fonts = Avada_Google_Fonts::get_instance();
$tags .= $google_fonts->get_preload_tags();
}
echo $tags; // phpcs:ignore WordPress.Security.EscapeOutput
}
/**
* Adjust the title tag, in case a custom title is set in Page Options.
*
* @access public
* @since 7.11.6
* @return string
*/
public function adjust_title_tag( $title ) {
$custom_title = $this->get_custom_title();
$title = $custom_title ? $custom_title : $title;
return $title;
}
/**
* Get custom title as set in Page Options.
*
* @access public
* @since 7.11.6
* @return string
*/
public function get_custom_title() {
$post = get_queried_object();
$title = '';
if ( isset( $post->ID ) ) {
$title = fusion_get_page_option( 'seo_title', $post->ID );
$title = $title ? $this->replace_variables( $title ) : '';
$title = apply_filters( 'awb_seo_title', esc_html( $title ) );
}
return $title;
}
/**
* Replace placeholder variables with values.
*
* @access public
* @since 7.11.6
* string $string The string to replace variables in.
* @return string
*/
public function replace_variables( $string ) {
$string = str_replace( [ '[site_title]', '[site_tagline]', '[post_title]', '[separator]', '"', "'" ], [ get_bloginfo( 'name' ), get_bloginfo( 'description' ), get_the_title(), Avada()->settings->get( 'meta_tags_separator' ), '"', ''' ], $string );
return $string;
}
/**
* Get open graph locale.
*
* @access public
* @since 7.11.6
* @return string
*/
public function get_og_locale() {
$locale = get_locale();
$adjust_locales = [
'ca' => 'ca_ES',
'en' => 'en_US',
'el' => 'el_GR',
'et' => 'et_EE',
'ja' => 'ja_JP',
'sq' => 'sq_AL',
'uk' => 'uk_UA',
'vi' => 'vi_VN',
'zh' => 'zh_CN',
];
$locale = isset( $adjust_locales[ $locale ] ) ? $adjust_locales[ $locale ] : $locale;
$locale = 2 === strlen( $locale ) ? strtolower( $locale ) . '_' . strtoupper( $locale ) : $locale;
return apply_filters( 'awb_og_meta_locale', $locale );
}
/**
* Get open graph type.
*
* @access public
* @since 7.11.6
* @return string
*/
public function get_og_type() {
$type = 'article';
if ( is_front_page() ) {
$type = 'website';
} elseif ( is_author() ) {
$type = 'profile';
}
return apply_filters( 'awb_og_meta_type', $type );
}
/**
* Get open graph title.
*
* @access public
* @since 7.11.6
* @return string
*/
public function get_og_title() {
$custom_title = $this->get_custom_title();
if ( $custom_title ) {
return $custom_title;
}
$title = strip_tags( str_replace( [ '"', "'" ], [ '"', ''' ], wp_title( '', false ) ) );
if ( is_home() && ! is_front_page() ) {
$title = get_the_title( get_option( 'page_for_posts' ) );
} elseif ( is_home() ) {
$title = get_bloginfo( 'name' ) . ' - ' . get_bloginfo( 'description' );
} elseif ( is_author() ) {
$user = get_user_by( 'ID', get_queried_object_id() );
if ( isset( $user->display_name ) ) {
/* Translators: 1: Author name; 2: Site name. */
$title = sprintf( __( '%1$s, Author at %2$s', 'Avada' ), $user->display_name, get_bloginfo( 'name' ) );
} else {
/* Translators: Site name. */
$title = sprintf( __( ' Authored by %s', 'Avada' ), get_bloginfo( 'name' ) );
}
}
return apply_filters( 'awb_og_meta_title', $title );
}
/**
* Get open graph description.
*
* @access public
* @since 7.11.6
* @return string
*/
public function get_og_description() {
$post = get_queried_object();
$description = '';
if ( isset( $post->ID ) ) {
$description = fusion_get_page_option( 'meta_description', $post->ID );
if ( $description ) {
$description = $this->replace_variables( $description );
} else {
$description = isset( $post->post_content ) ? Avada()->blog->get_content_stripped_and_excerpted( 55, $post->post_content ) : '';
}
}
return apply_filters( 'awb_og_meta_description', $description );
}
/**
* Get open graph image.
*
* @access public
* @since 7.11.6
* @return array The image array consisting of url, width, height and mime type.
*/
public function get_og_image() {
$post = get_queried_object();
$image_id = '';
$image = [];
if ( isset( $post->ID ) ) {
$post_image = fusion_get_page_option( 'meta_og_image', $post->ID );
$image_id = isset( $post_image['id'] ) ? $post_image['id'] : $image_id;
}
if ( ! $image_id && has_post_thumbnail() ) {
$image_id = get_post_thumbnail_id();
}
if ( $image_id ) {
$image = wp_get_attachment_image_src( $image_id, 'full' );
$image['url'] = $image[0];
$image['width'] = $image[1];
$image['height'] = $image[2];
$image['type'] = get_post_mime_type( $image_id );
} elseif ( Avada()->settings->get( 'logo' ) ) {
$image = Avada()->settings->get( 'logo' );
// Handling of GO that haven't been saved.
if ( isset( $image['url'] ) && ! isset( $image['id'] ) ) {
$image = $image['url'];
}
if ( is_string( $image ) ) {
$image = [
'url' => $image,
'width' => '115',
'height' => '25',
'type' => 'image/png',
];
} else {
$image['type'] = get_post_mime_type( $image['id'] );
}
}
return apply_filters( 'awb_og_meta_image', $image );
}
/**
* Get site GMT offset.
*
* @access public
* @since 7.11.6
* @return string
*/
public function get_og_site_gmt_offset() {
$offset = (float) get_option( 'gmt_offset' );
$hours = (int) $offset;
$minutes = ( $offset - $hours );
$sign = ( $offset < 0 ) ? '-' : '+';
$abs_hours = abs( $hours );
$abs_mins = abs( $minutes * 60 );
$offset = sprintf( '%s%02d:%02d', $sign, $abs_hours, $abs_mins );
return apply_filters( 'awb_og_gmt_offset', $offset );
}
/**
* Get open graph author.
*
* @access public
* @since 7.11.6
* @return string
*/
public function get_og_author() {
$post = get_queried_object();
$author = '';
if ( isset( $post->post_author ) ) {
$user = get_user_by( 'ID', $post->post_author );
$author = isset( $user->display_name ) ? $user->display_name : $author;
}
return apply_filters( 'awb_og_meta_author', $author );
}
/**
* Avada extra OpenGraph tags.
* These are added to the <head> of the page using the 'wp_head' action.
*
* @access public
* @return void
*/
public function insert_og_meta() {
// Early exit if we don't need to continue any further.
if ( ! Avada()->settings->get( 'status_opengraph' ) ) {
return;
}
$locale = $this->get_og_locale();
$type = $this->get_og_type();
$title = $this->get_og_title();
$description = $this->get_og_description();
$image = $this->get_og_image();
$author = $this->get_og_author();
?>
<?php if ( $description ) : ?>
<meta name="description" content="<?php echo esc_attr( $description ); ?>"/>
<?php endif; ?>
<meta property="og:locale" content="<?php echo esc_attr( $locale ); ?>"/>
<meta property="og:type" content="<?php echo esc_attr( $type ); ?>"/>
<meta property="og:site_name" content="<?php echo esc_attr( get_bloginfo( 'name' ) ); ?>"/>
<meta property="og:title" content="<?php echo esc_attr( $title ); ?>"/>
<?php if ( $description ) : ?>
<meta property="og:description" content="<?php echo esc_attr( $description ); ?>"/>
<?php endif; ?>
<meta property="og:url" content="<?php echo esc_url_raw( get_permalink() ); ?>"/>
<?php if ( 'article' === $type ) : ?>
<?php
$post = get_queried_object();
$offset = $this->get_og_site_gmt_offset();
?>
<?php if ( isset( $post->post_date_gmt ) && isset( $post->post_type ) && 'post' === $post->post_type ) : ?>
<meta property="article:published_time" content="<?php echo esc_attr( str_replace( ' ', 'T', $post->post_date_gmt ) . $offset ); ?>"/>
<?php endif; ?>
<?php if ( isset( $post->post_date_gmt ) && isset( $post->post_modified_gmt ) && $post->post_date_gmt !== $post->post_modified_gmt ) : ?>
<meta property="article:modified_time" content="<?php echo esc_attr( str_replace( ' ', 'T', $post->post_modified_gmt ) . $offset ); ?>"/>
<?php endif; ?>
<?php if ( isset( $post->post_type ) && 'post' === $post->post_type && '' !== $author ) : ?>
<meta name="author" content="<?php echo esc_attr( $author ); ?>"/>
<?php endif; ?>
<?php endif; ?>
<?php if ( ! empty( $image ) ) : ?>
<meta property="og:image" content="<?php echo esc_url_raw( $image['url'] ); ?>"/>
<meta property="og:image:width" content="<?php echo esc_attr( $image['width'] ); ?>"/>
<meta property="og:image:height" content="<?php echo esc_attr( $image['height'] ); ?>"/>
<meta property="og:image:type" content="<?php echo esc_attr( $image['type'] ); ?>"/>
<?php endif; ?>
<?php
}
/**
* Add X-UA-Compatible meta when needed.
*
* @access public
*/
public function x_ua_meta() {
if ( isset( $_SERVER['HTTP_USER_AGENT'] ) && ( false !== strpos( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ), 'MSIE' ) ) ) { // phpcs:ignore WordPress.Security.ValidatedSanitizedInput
echo '<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" />';
}
}
/**
* Set the document title separator.
*
* @access public
*/
public function document_title_separator() {
return '-';
}
/**
* Avada favicon as set in global options.
* These are added to the <head> of the page using the 'wp_head' action.
*
* @access public
* @since 4.0
* @return void
*/
public function insert_favicons() {
if ( '' !== Avada()->settings->get( 'fav_icon', 'url' ) || '' !== Avada()->settings->get( 'fav_icon_apple_touch', 'url' ) || '' !== Avada()->settings->get( 'fav_icon_android', 'url' ) || '' !== Avada()->settings->get( 'fav_icon_edge', 'url' ) ) {
remove_action( 'admin_head', 'wp_site_icon' );
remove_action( 'wp_head', 'wp_site_icon', 99 );
remove_action( 'login_head', 'wp_site_icon', 99 );
}
?>
<?php if ( '' !== Avada()->settings->get( 'fav_icon', 'url' ) ) : ?>
<link rel="shortcut icon" href="<?php echo esc_url( Avada()->settings->get( 'fav_icon', 'url' ) ); ?>" type="image/x-icon" />
<?php endif; ?>
<?php if ( '' !== Avada()->settings->get( 'fav_icon_apple_touch', 'url' ) ) : ?>
<!-- Apple Touch Icon -->
<link rel="apple-touch-icon" sizes="180x180" href="<?php echo esc_url( Avada()->settings->get( 'fav_icon_apple_touch', 'url' ) ); ?>">
<?php endif; ?>
<?php if ( '' !== Avada()->settings->get( 'fav_icon_android', 'url' ) ) : ?>
<!-- Android Icon -->
<link rel="icon" sizes="192x192" href="<?php echo esc_url( Avada()->settings->get( 'fav_icon_android', 'url' ) ); ?>">
<?php endif; ?>
<?php if ( '' !== Avada()->settings->get( 'fav_icon_edge', 'url' ) ) : ?>
<!-- MS Edge Icon -->
<meta name="msapplication-TileImage" content="<?php echo esc_url( Avada()->settings->get( 'fav_icon_edge', 'url' ) ); ?>">
<?php endif; ?>
<?php
}
/**
* Fixes YOAST SEO plugin issues.
*
* @access public
* @since 5.0.3
* @param string $metadesc The description.
* @return string
*/
public function yoast_metadesc_helper( $metadesc ) {
if ( '' === $metadesc ) {
global $post;
$metadesc = Avada()->blog->get_content_stripped_and_excerpted( 55, $post->post_content );
}
return $metadesc;
}
/**
* Echoes the viewport.
*
* @access public
* @since 5.1.0
* @return void
*/
public function the_viewport() {
$is_ipad = (bool) ( isset( $_SERVER['HTTP_USER_AGENT'] ) && false !== strpos( $_SERVER['HTTP_USER_AGENT'], 'iPad' ) ); // phpcs:ignore WordPress.Security
$viewport = '';
if ( fusion_get_option( 'responsive' ) && $is_ipad ) {
$viewport .= '<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1" />';
} elseif ( fusion_get_option( 'responsive' ) ) {
if ( Avada()->settings->get( 'mobile_zoom' ) ) {
$viewport .= '<meta name="viewport" content="width=device-width, initial-scale=1" />';
} else {
$viewport .= '<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1" />';
}
}
$viewport = apply_filters( 'avada_viewport_meta', $viewport );
echo $viewport; // phpcs:ignore WordPress.Security.EscapeOutput
}
/**
* Prints the theme-color meta.
*
* @access public
* @since 5.8
* @param string $theme_color The theme-color we want to use.
* @return string
*/
public function theme_color( $theme_color ) {
// Exit early if PWA is not enabled.
$pwa_enabled = Fusion_Settings::get_instance()->get( 'pwa_enable' );
if ( true === $pwa_enabled || '1' !== $pwa_enabled ) {
$settings = Fusion_Settings::get_instance();
$theme_color = $settings->get( 'pwa_theme_color' );
return Fusion_Color::new_color( $theme_color )->get_new( 'alpha', 1 )->to_css( 'hex' );
}
return $theme_color;
}
}
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