Ticket #34487: is_blog_page.diff

wp-includes/query.php

@@ -456 +456 @@
 }
 
 /**
+ * Is the query for the 'posts page' of the site?
+ *
+ * Conditional tag used to identify the page set as 'posts page' under the Reading settings
+ *
+ * If you set a posts page for the front page of your site, this function will return
+ * true when viewing that page.
+ *
+ * @since ?
+ *
+ * @global WP_Query $wp_query Global WP_Query instance.
+ *
+ * @return bool True, if posts page of site.
+ */
+function is_blog_page() {
+        global $wp_query;
+
+        if ( ! isset( $wp_query ) ) {
+                _doing_it_wrong( __FUNCTION__, __( 'Conditional query tags do not work before the query is run. Before then, they always return false.' ), '3.1' );
+                return false;
+        }
+
+        return $wp_query->is_blog_page();
+}
+
+/**
  * Is the query for an existing month archive?
  *
  * @since 1.5.0
@@ -4474 +4499 @@
         }
 
         /**
+         * Is the query for the posts page of the site?
+         *
+         * Uses is_home, get_queried_object_id and the "reading" options to determine
+         * whether the current page is the "posts page"
+         *
+         * @since ?
+         *
+         * @return bool True, if posts page of site.
+         */
+        public function is_blog_page() {
+                // check if this is "home", whether the reading setting specify a "posts page", and if this is it
+                if( $this->is_home() && 'page' == get_option( 'show_on_front') && get_option('page_for_posts') && ( intval( get_option('page_for_posts') ) == $this->get_queried_object_id() ) ){
+                        return true;
+                }
+                return false;
+        }
+
+        /**
          * Is the query for an existing month archive?
          *
          * @since 3.1.0