Ticket #19902: 19902.4.diff

src/wp-includes/link-template.php

@@ -1124 +1124 @@
         if ( ! $post_type_obj = get_post_type_object( $post_type ) )
                 return false;
 
+        if ( 'post' === $post_type ) {
+                $show_on_front = get_option( 'show_on_front' );
+                $page_for_posts  = get_option( 'page_for_posts' );
+
+                if ( 'page' == $show_on_front && $page_for_posts ) {
+                        $link = get_permalink( $page_for_posts );
+                } else {
+                        $link = get_home_url();
+                }
+                /** This filter is documented in wp-includes/link-template.php */
+                return apply_filters( 'post_type_archive_link', $link, $post_type );
+        }
+
         if ( ! $post_type_obj->has_archive )
                 return false;
 

tests/phpunit/tests/link/getPostTypeArchiveLink.php

@@ +1 @@
+<?php
+/**
+ * @group link
+ */
+class Tests_Link_GetPostTypeArchiveLink extends WP_UnitTestCase {
+
+        /**
+         * @ticket 19902
+         */
+        public function test_get_post_archive_link_with_post_archive_on_front_page() {
+                update_option( 'show_on_front', 'posts' );
+                $actual = get_post_type_archive_link( 'post' );
+                $expected = get_home_url();
+                $this->assertSame( $expected, $actual );
+        }
+
+        /**
+         * @ticket 19902
+         */
+        public function test_get_post_archive_link_with_post_archive_on_a_blog_page() {
+                $page_for_posts = $this->factory->post->create( array( 'post_title' => 'blog-page', 'post_type' => 'page' ) );
+                update_option( 'show_on_front', 'page' );
+                update_option( 'page_for_posts', $page_for_posts );
+                $actual = get_post_type_archive_link( 'post' );
+                $expected = get_permalink( $page_for_posts );
+                $this->assertSame( $expected, $actual );
+        }
+}