Changeset 3720725 for simple-seo/trunk/src/link-previews.php

Timestamp:

09/30/2026 08:45:10 AM (4 weeks ago)

Author:

eskapism

Message:

Update to version 1.4.0 from GitHub

File:

• simple-seo/trunk/src/link-previews.php (modified) (2 diffs)

simple-seo/trunk/src/link-previews.php

@@ -30 +30 @@
 
 /**
+ * The first 30 words of a post's text, for link previews. Headings are left out, so it starts
+ * with a sentence, not "Welcome" or "Features". '' for password-protected posts.
+ *
+ * Like core's automatic excerpt, but without running the_content: that filter renders
+ * everything (page builders, embeds) and other plugins act on it.
+ *
+ * @param int $post_id Post ID.
+ */
+function automatic_excerpt( int $post_id ): string {
+        if ( post_password_required( $post_id ) ) {
+                return '';
+        }
+
+        // Text blocks only, as in core's excerpt.
+        $content = excerpt_remove_blocks( (string) get_post_field( 'post_content', $post_id ) );
+        $content = strip_shortcodes( $content );
+        $content = (string) preg_replace( '#<h[1-6][^>]*>.*?</h[1-6]>#is', ' ', $content );
+        $text    = trim( (string) preg_replace( '/\s+/', ' ', wp_strip_all_tags( $content ) ) );
+
+        return wp_trim_words( $text, 30 );
+}
+
+/**
  * Print the tags for a post, a page, the blog page or the front page. Not on archives or search.
  */
@@ -54 +77 @@
                 $image = featured_image( $post_id );
 
-                // No meta description: the excerpt, if someone wrote one. Not an automatic excerpt from the
-                // content, which is usually a worse summary than the apps' own.
+                // No meta description: the hand-written excerpt, else the start of the content, so a
+                // shared link never shows an empty card (2026-09-30). Link previews only: the meta
+                // description stays hand-written.
                 if ( '' === $description ) {
                         $description = trim( (string) preg_replace( '/\s+/', ' ', wp_strip_all_tags( (string) get_post_field( 'post_excerpt', $post_id ) ) ) );
+                }
+
+                // The blog page's own content is never shown (WordPress lists the posts there), so the
+                // tagline, as on a front page with the latest posts.
+                if ( '' === $description ) {
+                        $description = (int) get_option( 'page_for_posts' ) === $post_id ? get_bloginfo( 'description' ) : automatic_excerpt( $post_id );
                 }
         }