Add option to redirect scheduled chapter 404 pages

includes/functions/_setup-wordpress.php

@@ -1684,7 +1684,7 @@ function fictioneer_replace_br_with_whitespace( $text ) {
 // =============================================================================
 
 /**
- * Add noindex and nofollow headers to certain requests
+ * Adds noindex and nofollow headers to certain requests
  *
  * @since 5.23.1
  */
@@ -1700,3 +1700,52 @@ function fictioneer_block_pages_from_indexing() {
   }
 }
 add_action( 'send_headers', 'fictioneer_block_pages_from_indexing' );
+
+// =============================================================================
+// REDIRECT SCHEDULED CHAPTER 404
+// =============================================================================
+
+/**
+ * Redirects scheduled chapter 404 to story or home
+ *
+ * @since 5.27.2
+ */
+
+function fictioneer_redirect_scheduled_chapter_404() {
+  if ( current_user_can( 'manage_options' ) || current_user_can( 'edit_others_fcn_chapters' ) ) {
+    return; // Default behavior
+  }
+
+  global $wp_query, $post;
+
+  if ( isset( $wp_query->query_vars['p'] ) && ( $wp_query->query_vars['post_type'] ?? 0 ) === 'fcn_chapter' ) {
+    $post_id = absint( $wp_query->query_vars['p'] );
+    $user_id = get_current_user_id();
+
+    if ( $user_id && $user_id === get_post_field( 'post_author', $post_id ) ) {
+      return; // Default behavior
+    }
+
+    if ( ! $post ) {
+      $post_status = get_post_status( $post_id );
+    } else {
+      $post_status = $post->post_status;
+    }
+
+    if ( $post_status === 'future' ) {
+       $story_id = fictioneer_get_chapter_story_id( $post_id );
+
+      if ( $story_id ) {
+        wp_safe_redirect( get_permalink( $story_id ) );
+      } else {
+        wp_safe_redirect( home_url() );
+      }
+
+      exit;
+    }
+  }
+}
+
+if ( get_option( 'fictioneer_redirect_scheduled_chapter_404' ) ) {
+  add_action( 'template_redirect', 'fictioneer_redirect_scheduled_chapter_404' );
+}

includes/functions/settings/_register_settings.php

@@ -749,6 +749,12 @@ define( 'FICTIONEER_OPTIONS', array(
       'group' => 'fictioneer-settings-general-group',
       'sanitize_callback' => 'fictioneer_sanitize_checkbox',
       'default' => 0
+    ),
+    'fictioneer_redirect_scheduled_chapter_404' => array(
+      'name' => 'fictioneer_redirect_scheduled_chapter_404',
+      'group' => 'fictioneer-settings-general-group',
+      'sanitize_callback' => 'fictioneer_sanitize_checkbox',
+      'default' => 0
     )
   ),
   'integers' => array(
@@ -1225,6 +1231,7 @@ function fictioneer_get_option_label( $option ) {
       'fictioneer_enable_css_skins' => __( 'Enable CSS skins (requires account)', 'fictioneer' ),
       'fictioneer_exclude_non_stories_from_cloud_counts' => __( 'Only count stories in taxonomy clouds', 'fictioneer' ),
       'fictioneer_enable_ffcnr_auth' => __( 'Enable FFCNR user authentication', 'fictioneer' ),
+      'fictioneer_redirect_scheduled_chapter_404' => __( 'Redirect scheduled chapters to story or home', 'fictioneer' ),
     );
   }
 

includes/functions/settings/_settings_page_general.php

@@ -313,6 +313,16 @@ $images = get_template_directory_uri() . '/img/documentation/';
                 ?>
               </div>
 
+              <div class="fictioneer-card__row">
+                <?php
+                  fictioneer_settings_label_checkbox(
+                    'fictioneer_redirect_scheduled_chapter_404',
+                    __( 'Redirect scheduled chapters to story or home', 'fictioneer' ),
+                    __( 'Without user permission, they show a 404 error page.', 'fictioneer' )
+                  );
+                ?>
+              </div>
+
               <div class="fictioneer-card__row">
                 <?php
                   fictioneer_settings_label_checkbox(