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| Current File : //home/udaipurk/public_html/websites/rishh/XStore Theme/xstore/framework/features/seo.php |
<?php
/**
* Built-in seo base functionality
*
* @package seo.php
* @since 9.0.3
* @author Stas
* @link http://xstore.8theme.com
* @license Themeforest Split Licence
*/
class XStore_SEO {
public static $instance = null;
public static $enabled = false;
public function init() {
self::$enabled = get_theme_mod('et_seo_switcher', 0);
if ( self::$enabled ) {
add_filter('etheme_custom_metaboxes_tabs', function ($tabs) {
$tabs['et_seo'] = array(
'id' => 'et_seo',
'title' => __('SEO', 'xstore'),
'fields' => array(
array(
'name' => esc_html__( 'Meta description', 'xstore' ),
'id' => ETHEME_PREFIX . 'meta_description',
'type' => 'textarea',
),
array(
'name' => esc_html__( 'Meta keywords', 'xstore' ),
'id' => ETHEME_PREFIX . 'meta_keywords',
'type' => 'textarea',
),
array(
'id' => ETHEME_PREFIX .'og-image',
'name' => esc_html__('Open Graph image', 'xstore'),
'desc' => esc_html__('Upload an image or enter an URL.', 'xstore'),
'type' => 'file',
'allow' => array( 'url', 'attachment' ) // limit to just attachments with array( 'attachment' )
),
)
);
return $tabs;
});
}
add_action( 'wp_head', array($this, 'print_opengraph_tags'), 1);
add_action( 'wp', array($this, 'nofollow_pagination_urls'), 101);
}
/**
* Output all possible meta tags based on global settings or local post/page/product settings
* @return void
*/
public function print_opengraph_tags() {
global $post;
if ( !self::$enabled )
return;
if ( ! $post || defined( 'WPSEO_VERSION' ) || is_home() || is_archive() || is_search() || is_paged() ) {
return;
} elseif (get_query_var('et_is-woocommerce-archive', false) && get_theme_mod( 'et_seo_noindex', 0 )){
echo esc_html($this->noidex_product_archives());
return;
}
// Fix warnings in php 7.2.x.
setup_postdata( $GLOBALS['post'] =& $post_object ); // phpcs:ignore WordPress.WP.GlobalVariablesOverride.Prohibited, Squiz.PHP.DisallowMultipleAssignments.Found
$post_id = $post->ID;
printf(
'%s %s %s %s %s %s %s %s %s %s',
$this->site_name(),
$this->title(),
$this->description(),
$this->tagline($post_id),
$this->keywords($post_id),
(get_query_var('et_is-woocommerce-archive', false) && get_theme_mod( 'et_seo_noindex', 0 )) ? $this->noidex_product_archives() : '',
$this->image($post_id),
$this->url($post_id),
$this->type(),
$this->fb_app_id()
);
wp_reset_postdata();
}
/**
* No-index meta tag
*
* @return string
*/
public function noidex_product_archives() {
$url = parse_url($_SERVER['REQUEST_URI']);
$html = '';
if (isset($url['query'])){
$html .= "\n\t\t<!-- 8theme SEO v1.0.0 -->";
$html .= '<meta name="robots" content="noindex, nofollow">';
$html .= "\t\t<!-- 8theme SEO -->\n\n";
}
return $html;
}
/**
* Output the site name straight from the blog info.
*
* @return string
*/
public function site_name() {
return $this->og_tag( 'og:site_name', get_bloginfo( 'name' ) );
}
/**
* Output post title.
*
* @link https://developers.facebook.com/docs/reference/opengraph/object-type/article/
*
* @return string
*/
public function title() {
return $this->og_tag( 'og:title', get_the_title() );
}
/**
* Output post excerpt as description.
*
* @return string
*/
public function description() {
return $this->og_tag( 'og:description', get_the_excerpt() );
}
/**
* Output site tagline as description.
*
* @return string
*/
public function tagline($post_id) {
$tagline = etheme_get_custom_field('meta_description', $post_id);
if ( !$tagline )
$tagline = get_theme_mod('et_seo_meta_description');
return $this->og_tag( 'description', $tagline?$tagline:get_bloginfo( 'description' ), 'name' );
}
/**
* Output keywords.
*
* @return string
*/
public function keywords($post_id) {
$keywords = etheme_get_custom_field('meta_keywords', $post_id);
if ( !$keywords )
$keywords = get_theme_mod('et_seo_meta_keywords');
return $keywords ? $this->og_tag( 'keywords', $keywords ) : '';
}
/**
* Output post thumbnail if any as image.
*
* @return string
*/
public function image($post_id) {
$post_thumbnail = etheme_get_custom_field('og-image', $post_id);
if ( $post_thumbnail )
return $this->og_tag( 'og:image', esc_url_raw( $post_thumbnail ) );
$post_thumbnail = wp_get_attachment_image_src( get_post_thumbnail_id($post_id), 'full' );
if ( isset( $post_thumbnail[0] ) ) {
return $this->og_tag( 'og:image', esc_url_raw( $post_thumbnail[0] ) );
}
return '';
}
/**
* Output url.
*
* @link https://developers.facebook.com/docs/reference/opengraph/object-type/article/
*
* @return string
*/
public function url($post_id) {
return $this->og_tag( 'og:url', esc_url_raw( get_the_permalink($post_id) ) );
}
/**
* Output the OpenGraph type.
*
* @link https://developers.facebook.com/docs/reference/opengraph/object-type/object/
*
* @return string
*/
public function type() {
if ( is_front_page() || is_home() ) {
$type = 'website';
} elseif ( is_singular() ) {
$type = 'article';
} else {
// We use "object" for archives etc. as article doesn't apply there.
$type = 'object';
}
return $this->og_tag( 'og:type', $type );
}
/**
* Output facebook app id
* @return string
*/
public function fb_app_id() {
$app_id = get_option( 'etheme_facebook_app_id', get_theme_mod( 'facebook_app_id', '' ) );
return $app_id ? $this->og_tag( 'fb:app_id', $app_id ) : '';
}
/**
* Output the OpenGraph meta tag.
*
* @param string $property OG property.
* @param string $content Property content.
*
* @return string
*/
public function og_tag( $property, $content, $type = 'property' ) {
$property = (string) $property;
$content = (string) $content;
if ( ! $content ) {
return '';
}
return '<meta '.$type.'="' . esc_attr( $property ) . '" content="' . esc_attr( $content ) . '" />' . "\n";
}
/**
* Returns the instance.
*
* @return object
* @since 9.0.3
*/
public static function get_instance( $shortcodes = array() ) {
if ( null == self::$instance ) {
self::$instance = new self( $shortcodes );
}
return self::$instance;
}
/**
* Add nofollow for pagination urls
*
* @return void
*/
public function nofollow_pagination_urls() {
if (get_theme_mod( 'et_seo_nofollow_pagination', 0 )){
// add nofollow to pagination
add_filter('paginate_links_output', function($r, $args){
$r = str_replace('<a', '<a rel="nofollow"', $r);
return $r;
}, 10, 2);
}
}
}
$seo = new XStore_SEO();
$seo->init();