feat(single-sidebar-seo): custom dashboard sidebar, intra & inter-post paging, dan native schema seo

2026-09-15 23:59:21 +07:00
parent 0d680b2fa5
commit ff3d851f1e
6 changed files with 741 additions and 136 deletions
@@ -0,0 +1,119 @@
+<?php
+/**
+ * Modul Native SEO & Structured Data Schema EduKarsa
+ * 100% Native tanpa plugin eksternal
+ */
+
+function edukarsa_native_seo_tags() {
+    global $post;
+
+    $site_name   = get_bloginfo( 'name' );
+    $site_desc   = get_bloginfo( 'description' );
+    $page_url    = is_front_page() ? home_url( '/' ) : get_permalink();
+    $page_title  = wp_get_document_title();
+    $logo_url    = get_option( 'edukarsa_header_logo' );
+    
+    $seo_desc = $site_desc;
+    $seo_img  = $logo_url;
+    $og_type  = 'website';
+
+    if ( is_singular() && ! empty( $post ) ) {
+        $og_type = 'article';
+        
+        // Deskripsi otomatis dari excerpt atau cuplikan paragraf pertama
+        if ( ! empty( $post->post_excerpt ) ) {
+            $seo_desc = strip_tags( $post->post_excerpt );
+        } else {
+            $content_text = strip_shortcodes( $post->post_content );
+            $content_text = wp_strip_all_tags( $content_text );
+            $seo_desc = wp_trim_words( $content_text, 25, '...' );
+        }
+
+        // Gambar OpenGraph dari Featured Image
+        if ( has_post_thumbnail( $post->ID ) ) {
+            $thumb_id = get_post_thumbnail_id( $post->ID );
+            $img_data = wp_get_attachment_image_src( $thumb_id, 'large' );
+            if ( $img_data ) {
+                $seo_img = $img_data[0];
+            }
+        }
+    }
+
+    $seo_desc = esc_attr( trim( preg_replace( '/\s+/', ' ', $seo_desc ) ) );
+    ?>
+    <!-- Native SEO Metadata EduKarsa -->
+    <meta name="description" content="<?php echo $seo_desc; ?>">
+    <link rel="canonical" href="<?php echo esc_url( $page_url ); ?>">
+
+    <!-- Open Graph Data (Facebook, WhatsApp, Telegram) -->
+    <meta property="og:locale" content="<?php echo esc_attr( get_locale() ); ?>">
+    <meta property="og:type" content="<?php echo esc_attr( $og_type ); ?>">
+    <meta property="og:title" content="<?php echo esc_attr( $page_title ); ?>">
+    <meta property="og:description" content="<?php echo $seo_desc; ?>">
+    <meta property="og:url" content="<?php echo esc_url( $page_url ); ?>">
+    <meta property="og:site_name" content="<?php echo esc_attr( $site_name ); ?>">
+    <?php if ( ! empty( $seo_img ) ) : ?>
+    <meta property="og:image" content="<?php echo esc_url( $seo_img ); ?>">
+    <meta property="og:image:alt" content="<?php echo esc_attr( $page_title ); ?>">
+    <?php endif; ?>
+
+    <!-- Twitter / X Card Data -->
+    <meta name="twitter:card" content="summary_large_image">
+    <meta name="twitter:title" content="<?php echo esc_attr( $page_title ); ?>">
+    <meta name="twitter:description" content="<?php echo $seo_desc; ?>">
+    <?php if ( ! empty( $seo_img ) ) : ?>
+    <meta name="twitter:image" content="<?php echo esc_url( $seo_img ); ?>">
+    <?php endif; ?>
+
+    <!-- Google Structured Data (JSON-LD Schema) -->
+    <script type="application/ld+json">
+    <?php if ( is_singular( 'post' ) ) : ?>
+    {
+        "@context": "https://schema.org",
+        "@type": "NewsArticle",
+        "headline": "<?php echo esc_js( get_the_title() ); ?>",
+        "description": "<?php echo esc_js( $seo_desc ); ?>",
+        "url": "<?php echo esc_url( $page_url ); ?>",
+        "datePublished": "<?php echo esc_js( get_the_date( 'c' ) ); ?>",
+        "dateModified": "<?php echo esc_js( get_the_modified_date( 'c' ) ); ?>",
+        "mainEntityOfPage": {
+            "@type": "WebPage",
+            "@id": "<?php echo esc_url( $page_url ); ?>"
+        },
+        <?php if ( ! empty( $seo_img ) ) : ?>
+        "image": "<?php echo esc_url( $seo_img ); ?>",
+        <?php endif; ?>
+        "author": {
+            "@type": "Person",
+            "name": "<?php echo esc_js( get_the_author() ); ?>"
+        },
+        "publisher": {
+            "@type": "EducationalOrganization",
+            "name": "<?php echo esc_js( $site_name ); ?>",
+            "logo": {
+                "@type": "ImageObject",
+                "url": "<?php echo esc_url( $logo_url ); ?>"
+            }
+        }
+    }
+    <?php else : ?>
+    {
+        "@context": "https://schema.org",
+        "@type": "EducationalOrganization",
+        "name": "<?php echo esc_js( $site_name ); ?>",
+        "url": "<?php echo esc_url( home_url( '/' ) ); ?>",
+        "description": "<?php echo esc_js( $site_desc ); ?>",
+        <?php if ( ! empty( $logo_url ) ) : ?>
+        "logo": "<?php echo esc_url( $logo_url ); ?>",
+        <?php endif; ?>
+        "sameAs": [
+            "<?php echo esc_url( get_option( 'edukarsa_footer_fb' ) ); ?>",
+            "<?php echo esc_url( get_option( 'edukarsa_footer_ig' ) ); ?>",
+            "<?php echo esc_url( get_option( 'edukarsa_footer_yt' ) ); ?>"
+        ]
+    }
+    <?php endif; ?>
+    </script>
+    <?php
+}
+add_action( 'wp_head', 'edukarsa_native_seo_tags', 1 );