<?php
/**
 * opengraph meta
 */
if ( ! function_exists( 'glaza_opengraph_meta' ) ) :
	function glaza_opengraph_meta() {

		if ( ! is_single() ) {
			return false;
		}

		if ( is_plugin_active( 'wordpress-seo/wp-seo.php' ) ) {
			$yoast_social = get_option( 'wpseo_social' );
			if ( ! empty( $yoast_social['opengraph'] ) ) {
				return false;
			}
		}

		global $post;

		$open_graph = glaza_get_option( 'open_graph' );
		$app_id     = glaza_get_option( 'app_id' );

		if ( empty( $open_graph ) ) {
			return false;
		}

		if ( ! empty( $post->post_excerpt ) ) {
			$post_excerpt = $post->post_excerpt;
		} else {
			$post_content = preg_replace( '`\[[^\]]*\]`', '', $post->post_content );
			$post_content = stripslashes( wp_filter_nohtml_kses( $post_content ) );
			$post_excerpt = wp_trim_words( esc_html( $post_content ), 30, '' );
		} ?>
		<meta property="og:title" content="<?php echo esc_attr( get_the_title() ); ?>"/>
		<meta property="og:type" content="article"/>
		<meta property="og:url" content="<?php echo get_permalink(); ?>"/>
		<meta property="og:site_name" content="<?php bloginfo( 'name' ); ?>"/>
		<meta property="og:description" content="<?php echo esc_attr( $post_excerpt ); ?>"/>
		<?php if ( has_post_thumbnail( $post->ID ) ) :
			$thumbnail_src = wp_get_attachment_image_src( get_post_thumbnail_id( $post->ID ), 'glaza_crop_1200x0' ); ?>
			<meta property="og:image" content="<?php echo esc_url( $thumbnail_src[0] ); ?>"/>
		<?php
		else :
			$logo = glaza_get_option( 'header_logo' );
			if ( ! empty( $logo['url'] ) ): ?>
				<meta property="og:image" content="<?php echo esc_url( $logo['url'] ); ?>"/>
			<?php endif;
		endif;

		if ( ! empty( $app_id ) ) : ?>
			<meta property="fb:app_id" content="<?php echo esc_attr( $app_id ); ?>"/>
		<?php endif;

		return false;
	}
endif;
add_action( 'wp_head', 'glaza_opengraph_meta', 10 );


/**
 * microdata_markup
 */
if ( ! function_exists( 'glaza_microdata_markup' ) ) :
	function glaza_microdata_markup() {

		$markup = glaza_get_option( 'microdata_markup' );
		if ( empty( $markup ) ) {
			return false;
		}

		$post_id = get_the_ID();

		$protocol = 'http';
		if ( is_ssl() ) {
			$protocol = 'https';
		}

		$publisher = get_the_author_meta( 'display_name' );
		if ( empty( $publisher ) ) {
			$publisher = get_bloginfo( 'name' );
		}

		$logo = glaza_get_option( 'header_logo' );
		if ( ! empty( $logo['url'] ) ) {
			$publisher_logo = esc_url( $logo['url'] );
		}
		$attachment    = wp_get_attachment_image_src( get_post_thumbnail_id( $post_id ), 'full' );
		$enable_review = get_post_meta( $post_id, 'glaza_meta_review_enable', true );
		$total_score   = get_post_meta( $post_id, 'glaza_as', true );
		?>
		<meta itemscope itemprop="mainEntityOfPage" itemType="<?php echo esc_attr( $protocol ); ?>://schema.org/WebPage" itemid="<?php echo get_permalink(); ?>"/>
		<meta itemprop="headline " content="<?php echo esc_attr( get_the_title() ); ?>">
		<span style="display: none;" itemprop="author" itemscope itemtype="<?php echo esc_attr( $protocol ); ?>://schema.org/Person">
		<meta itemprop="name" content="<?php echo esc_attr( get_the_author_meta( 'display_name' ) ); ?>">
		</span>
		<span style="display: none;" itemprop="image" itemscope itemtype="<?php echo esc_attr( $protocol ); ?>://schema.org/ImageObject">
		<meta itemprop="url" content="<?php echo esc_url( $attachment[0] ); ?>">
		<meta itemprop="width" content="<?php echo esc_attr( $attachment[1] ); ?>">
		<meta itemprop="height" content="<?php echo esc_attr( $attachment[2] ); ?>">
		</span>
		<?php if ( ! empty( $publisher_logo ) && ! empty( $publisher ) ) : ?>
			<span style="display: none;" itemprop="publisher" itemscope itemtype="<?php echo esc_attr( $protocol ); ?>://schema.org/Organization">
			<span style="display: none;" itemprop="logo" itemscope itemtype="<?php echo esc_attr( $protocol ); ?>://schema.org/ImageObject">
			<meta itemprop="url" content="<?php echo esc_url( $publisher_logo ); ?>">
			<meta itemprop="name" content="<?php echo esc_attr( $publisher ); ?>">
			</span>
			</span>
		<?php endif; ?>
		<meta itemprop="datePublished" content="<?php echo get_the_time( 'U' ); ?>"/>
		<meta itemprop="dateModified" content="<?php echo get_the_modified_time( 'U' ); ?>"/>
		<?php if ( ! empty( $enable_review ) && ! empty( $total_score ) ):
			$review_summary = get_post_meta( $post_id, 'glaza_review_summary', true );
			?>
			<span itemprop="itemReviewed" itemscope itemtype="<?php echo esc_attr( $protocol ); ?>://schema.org/Thing">
			<meta itemprop="name " content="<?php echo esc_attr( get_the_title() ); ?>">
			</span>
			<meta itemprop="reviewBody" content="<?php esc_attr( $review_summary ); ?>">
			<span style="display: none;" itemprop="reviewRating" itemscope itemtype="<?php echo esc_attr( $protocol ); ?>://schema.org/Rating">
				<meta itemprop="worstRating" content="1">
				<meta itemprop="ratingValue" content="<?php echo esc_attr( $total_score ); ?>">
				<meta itemprop="bestRating" content="10">
			</span>
		<?php endif;
	}
endif;