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/home/ophq1335/www/wp-content/plugins/wp-seopress/inc/functions/
//home/ophq1335/www/wp-content/plugins/wp-seopress/inc/functions/options-advanced.php
 <?php
/**
 * Options advanced
 *
 * @package Functions
 */

defined( 'ABSPATH' ) || exit( 'Please don&rsquo;t call the plugin directly. Thanks :)' );

/**
 * Attachments redirects
 *
 * @return string $attachments
 */
function seopress_advanced_advanced_attachments_option() {
	return seopress_get_service( 'AdvancedOption' )->getAdvancedAttachments();
}

/**
 * Attachments redirects
 *
 * @return void
 */
function seopress_redirections_attachments() {
	if ( seopress_advanced_advanced_attachments_option() === '1' ) {
		global $post;
		if ( is_attachment() && isset( $post->post_parent ) && is_numeric( $post->post_parent ) && 0 !== $post->post_parent ) {
			wp_redirect( get_permalink( $post->post_parent ), 301 );
			exit();
		} elseif ( is_attachment() && isset( $post->post_parent ) && is_numeric( $post->post_parent ) && 0 === $post->post_parent ) {
			wp_redirect( get_home_url(), 302 );
			exit();
		}
	}
}
add_action( 'template_redirect', 'seopress_redirections_attachments', 2 );

/**
 * Attachments redirects to file URL
 *
 * @return void
 */
function seopress_redirections_attachments_file() {
	if ( seopress_get_service( 'AdvancedOption' )->getAdvancedAttachmentsFile() === '1' ) {
		if ( is_attachment() ) {
			wp_redirect( wp_get_attachment_url(), 301 );
			exit();
		}
	}
}
add_action( 'template_redirect', 'seopress_redirections_attachments_file', 1 );

/**
 * Remove reply to com link
 *
 * @return void
 */
if ( seopress_get_service( 'AdvancedOption' )->getAdvancedReplytocom() === '1' ) {
	add_filter( 'comment_reply_link', 'seopress_remove_reply_to_com' );
}

/**
 * Remove reply to com link
 *
 * @param string $link Link.
 *
 * @return string $link
 */
function seopress_remove_reply_to_com( $link ) {
	return preg_replace( '/href=\'(.*(\?|&)replytocom=(\d+)#respond)/', 'href=\'#comment-$3', $link );
}

/**
 * Remove noreferrer on links
 *
 * @return void
 */
if ( '1' === seopress_get_service( 'AdvancedOption' )->getAdvancedNoReferrer() ) {
	add_filter( 'the_content', 'seopress_remove_noreferrer', 999 );
}

/**
 * Remove noreferrer on links
 *
 * @param string $content Content.
 *
 * @return string $content
 */
function seopress_remove_noreferrer( $content ) {
	if ( empty( $content ) ) {
		return $content;
	}

	$attrs = array(
		'noreferrer ' => '',
		' noreferrer' => '',
	);

	$attrs = apply_filters( 'seopress_link_attrs', $attrs );

	return strtr( $content, $attrs );
}

/**
 * Remove WP meta generator
 *
 * @return void
 */
if ( '1' === seopress_get_service( 'AdvancedOption' )->getAdvancedWPGenerator() ) {
	remove_action( 'wp_head', 'wp_generator' );
}

if ( '1' === seopress_get_service( 'AdvancedOption' )->getAdvancedHentry() ) {
	/**
	 * Remove hentry post class
	 *
	 * @param array $classes Classes.
	 *
	 * @return array $classes
	 */
	function seopress_advanced_advanced_hentry_hook( $classes ) {

		$classes = array_diff( $classes, array( 'hentry' ) );

		return $classes;
	}
	add_filter( 'post_class', 'seopress_advanced_advanced_hentry_hook' );
}

// WordPress Shortlink.
if ( '1' === seopress_get_service( 'AdvancedOption' )->getAdvancedWPShortlink() ) {
	remove_action( 'wp_head', 'wp_shortlink_wp_head' );
}

// WordPress WLWManifest.
if ( '1' === seopress_get_service( 'AdvancedOption' )->getAdvancedWPManifest() ) {
	remove_action( 'wp_head', 'wlwmanifest_link' );
}

// WordPress RSD.
if ( '1' === seopress_get_service( 'AdvancedOption' )->getAdvancedWPRSD() ) {
	remove_action( 'wp_head', 'rsd_link' );
}

// Disable X-Pingback header.
if ( '1' === seopress_get_service( 'AdvancedOption' )->getAdvancedOEmbed() ) {
	remove_action( 'wp_head', 'wp_oembed_add_discovery_links' );
}

// Disable X-Pingback header.
if ( '1' === seopress_get_service( 'AdvancedOption' )->getAdvancedXPingback() ) {
	/**
	 * Remove X-Pingback header
	 *
	 * @return void
	 */
	function seopress_advanced_advanced_x_pingback_hook() {
		header_remove( 'X-Pingback' );
	}
	add_action( 'wp', 'seopress_advanced_advanced_x_pingback_hook' );
}

// Disable X-Powered-By header.
if ( '1' === seopress_get_service( 'AdvancedOption' )->getAdvancedXPoweredBy() ) {
	/**
	 * Remove X-Powered-By header
	 *
	 * @return void
	 */
	function seopress_advanced_advanced_x_powered_by_hook() {
		header_remove( 'X-Powered-By' );
	}
	add_action( 'wp', 'seopress_advanced_advanced_x_powered_by_hook' );
}

if ( '1' === seopress_get_service( 'AdvancedOption' )->getAdvancedEmoji() ) {
	/**
	 * Remove Emoji scripts
	 *
	 * @return void
	 */
	function seopress_advanced_advanced_emoji_hook() {
		remove_action( 'wp_head', 'print_emoji_detection_script', 7 );
		remove_action( 'admin_print_scripts', 'print_emoji_detection_script' );
		remove_action( 'wp_print_styles', 'print_emoji_styles' );
		remove_action( 'admin_print_styles', 'print_emoji_styles' );
		remove_filter( 'the_content_feed', 'wp_staticize_emoji' );
		remove_filter( 'comment_text_rss', 'wp_staticize_emoji' );
		remove_filter( 'wp_mail', 'wp_staticize_emoji_for_email' );
		add_filter( 'emoji_svg_url', '__return_false' );
	}
	add_action( 'wp', 'seopress_advanced_advanced_emoji_hook' );
}

/**
 * Google site verification
 *
 * @return void
 */
function seopress_advanced_advanced_google_hook() {
	if ( is_home() || is_front_page() ) {
		$option_google = seopress_get_service( 'AdvancedOption' )->getAdvancedGoogleVerification();
		if ( ! empty( $option_google ) ) {
			?><meta name="google-site-verification" content="<?php echo esc_attr( $option_google ); ?>">
			<?php
		}
	}
}
add_action( 'wp_head', 'seopress_advanced_advanced_google_hook', 2 );

/**
 * Bing site verification
 *
 * @return void
 */
function seopress_advanced_advanced_bing_hook() {
	if ( is_home() || is_front_page() ) {
		$option_bing = seopress_get_service( 'AdvancedOption' )->getAdvancedBingVerification();
		if ( ! empty( $option_bing ) ) {
			?>
		<meta name="msvalidate.01" content="<?php echo esc_attr( $option_bing ); ?>">
			<?php
		}
	}
}
add_action( 'wp_head', 'seopress_advanced_advanced_bing_hook', 2 );

/**
 * Pinterest site verification
 *
 * @return void
 */
function seopress_advanced_advanced_pinterest_hook() {
	if ( is_home() || is_front_page() ) {
		$option_pinterest = seopress_get_service( 'AdvancedOption' )->getAdvancedPinterestVerification();
		if ( ! empty( $option_pinterest ) ) {
			?>
		<meta name="p:domain_verify" content="<?php echo esc_attr( $option_pinterest ); ?>">
			<?php
		}
	}
}
add_action( 'wp_head', 'seopress_advanced_advanced_pinterest_hook', 2 );

/**
 * Yandex site verification
 *
 * @return void
 */
function seopress_advanced_advanced_yandex_hook() {
	if ( is_home() || is_front_page() ) {
		$content_yandex = seopress_get_service( 'AdvancedOption' )->getAdvancedYandexVerification();

		if ( empty( $content_yandex ) ) {
			return;
		}
		?>
		<meta name="yandex-verification" content="<?php echo esc_attr( $content_yandex ); ?>">
		<?php
	}
}
add_action( 'wp_head', 'seopress_advanced_advanced_yandex_hook', 2 );

/**
 * Baidu site verification
 *
 * @return void
 */
function seopress_advanced_advanced_baidu_hook() {
	if ( is_home() || is_front_page() ) {
		$content_baidu = seopress_get_service( 'AdvancedOption' )->getAdvancedBaiduVerification();

		if ( empty( $content_baidu ) ) {
			return;
		}
		?>
		<meta name="baidu-site-verification" content="<?php echo esc_attr( $content_baidu ); ?>">
		<?php
	}
}
add_action( 'wp_head', 'seopress_advanced_advanced_baidu_hook', 2 );

/**
 * Facebook domain verification
 *
 * @return void
 */
function seopress_advanced_advanced_facebook_hook() {
	if ( is_home() || is_front_page() ) {
		$content_facebook = seopress_get_service( 'AdvancedOption' )->getAdvancedFacebookVerification();

		if ( empty( $content_facebook ) ) {
			return;
		}
		?>
		<meta name="facebook-domain-verification" content="<?php echo esc_attr( $content_facebook ); ?>">
		<?php
	}
}
add_action( 'wp_head', 'seopress_advanced_advanced_facebook_hook', 2 );

/**
 * Seznam.cz site verification
 *
 * @since 9.8
 *
 * @return void
 */
function seopress_advanced_advanced_seznam_hook() {
	if ( is_home() || is_front_page() ) {
		$content_seznam = seopress_get_service( 'AdvancedOption' )->getAdvancedSeznamVerification();

		if ( empty( $content_seznam ) ) {
			return;
		}
		?>
		<meta name="seznam-wmt" content="<?php echo esc_attr( $content_seznam ); ?>">
		<?php
	}
}
add_action( 'wp_head', 'seopress_advanced_advanced_seznam_hook', 2 );

/**
 * Automatic alt text based on target kw
 *
 * @return void
 */
if ( ! empty( seopress_get_service( 'AdvancedOption' )->getAdvancedImageAutoAltTargetKw() ) ) {
	/**
	 * Automatic alt text based on target kw
	 *
	 * @param array $atts Atts.
	 * @param array $attachment Attachment.
	 *
	 * @return array $atts
	 */
	function seopress_auto_img_alt_thumb_target_kw( $atts, $attachment ) {
		if ( ! is_admin() ) {
			if ( empty( $atts['alt'] ) ) {
				if ( '' !== get_post_meta( get_the_ID(), '_seopress_analysis_target_kw', true ) ) {
					$atts['alt'] = esc_html( get_post_meta( get_the_ID(), '_seopress_analysis_target_kw', true ) );

					$atts['alt'] = apply_filters( 'seopress_auto_image_alt_target_kw', $atts['alt'] );
				}
			}
		}

		return $atts;
	}
	add_filter( 'wp_get_attachment_image_attributes', 'seopress_auto_img_alt_thumb_target_kw', 10, 2 );

	/**
	 * Replace alt for content no use gutenberg.
	 *
	 * @since 4.4.0.5
	 *
	 * @param string $content Content.
	 *
	 * @return string $content
	 */
	function seopress_auto_img_alt_target_kw( $content ) {
		if ( empty( $content ) ) {
			return $content;
		}

		$target_keyword = get_post_meta( get_the_ID(), '_seopress_analysis_target_kw', true );

		$target_keyword = apply_filters( 'seopress_auto_image_alt_target_kw', $target_keyword );

		if ( empty( $target_keyword ) ) {
			return $content;
		}

		$regex = '#<img[^>]* alt=(?:\"|\')(?<alt>([^"]*))(?:\"|\')[^>]*>#mU';

		preg_match_all( $regex, $content, $matches );

		$matches_tag = $matches[0];
		$matches_alt = $matches['alt'];

		if ( empty( $matches_alt ) ) {
			return $content;
		}

		$regex_src = '#<img[^>]* src=(?:\"|\')(?<src>([^"]*))(?:\"|\')[^>]*>#mU';

		foreach ( $matches_alt as $key => $alt ) {
			if ( ! empty( $alt ) ) {
				continue;
			}
			$content_match = $matches_tag[ $key ];
			preg_match( $regex_src, $content_match, $match_src );

			$content_to_replace = str_replace( 'alt=""', 'alt="' . htmlspecialchars( esc_html( $target_keyword ) ) . '"', $content_match );

			if ( $content_match !== $content_to_replace ) {
				$content = str_replace( $content_match, $content_to_replace, $content );
			}
		}

		return $content;
	}
	add_filter( 'the_content', 'seopress_auto_img_alt_target_kw', 20 );
}

if ( ! empty( seopress_get_service( 'AdvancedOption' )->getAdvancedImageAutoAltTxt() ) ) {
	/**
	 * Automatically set alt text on already inserted image (WP 6.0 required)
	 *
	 * @param string $filtered_image Filtered image.
	 * @param string $context Context.
	 * @param string $attachment_id Attachment ID.
	 *
	 * @return string $filtered_image
	 */
	function seopress_auto_img_alt_txt( $filtered_image, $context, $attachment_id ) {
		if ( $attachment_id ) {
			if ( ! preg_match( '/<img[^>]+alt=(["\'])(.*?)\1/', $filtered_image ) || preg_match( '/<img[^>]+alt=(["\'])(\s*)\1/', $filtered_image ) ) {
				$alt_text = get_post_meta( $attachment_id, '_wp_attachment_image_alt', true );

				$filtered_image = str_replace( '<img', '<img alt="' . esc_attr( $alt_text ) . '"', $filtered_image );
			}
		}

		return $filtered_image;
	}
	add_filter( 'wp_content_img_tag', 'seopress_auto_img_alt_txt', 10, 3 );
}