Ticket #6119: 6119.02.patch

src/bp-blogs/bp-blogs-activity.php

@@ -117 +117 @@
                 bp_blogs_update_blogmeta( $activity->item_id, 'name', $blog_name );
         }
 
-        if ( empty( $activity->post_url ) ) {
-                $post_url = add_query_arg( 'p', $activity->secondary_item_id, trailingslashit( $blog_url ) );
-        } else {
+        /**
+         * When the post is published we are faking an activity object
+         * to which we add 2 properties :
+         * - the post url
+         * - the post title
+         * This is done to build the 'post link' part of the activity
+         * action string.
+         * NB: in this case the activity has not yet been created.
+         */
+        if ( isset( $activity->post_url ) ) {
                 $post_url = $activity->post_url;
-        }
 
-        if ( empty( $activity->post_title ) ) {
-                $post_title = bp_activity_get_meta( $activity->id, 'post_title' );
+        /**
+         * The post_url property is not set, we need to build the url
+         * thanks to the post id which is also saved as the secondary
+         * item id property of the activity object.
+         */
         } else {
+                $post_url = add_query_arg( 'p', $activity->secondary_item_id, trailingslashit( $blog_url ) );
+        }
+
+        // Should be the case when the post has just been published
+        if ( isset( $activity->post_title ) ) {
                 $post_title = $activity->post_title;
+
+        // If activity already exists try to get the post title from activity meta
+        } else if ( ! empty( $activity->id ) ) {
+                $post_title = bp_activity_get_meta( $activity->id, 'post_title' );
         }
 
-        // Should only be empty at the time of post creation
+        /**
+         * In case the post was published without a title
+         * or the activity meta was not found
+         */
         if ( empty( $post_title ) ) {
+                // Defaults to no title
+                $post_title = esc_html__( '(no title)', 'buddypress' );
+
                 switch_to_blog( $activity->item_id );
 
                 $post = get_post( $activity->secondary_item_id );
                 if ( is_a( $post, 'WP_Post' ) ) {
-                        $post_title = $post->post_title;
-                        bp_activity_update_meta( $activity->id, 'post_title', $post_title );
+                        // Does the post have a title ?
+                        if ( ! empty( $post->post_title ) ) {
+                                $post_title = $post->post_title;
+                        }
+
+                        // Make sure the activity exists before saving the post title in activity meta
+                        if ( ! empty( $activity->id ) ) {
+                                bp_activity_update_meta( $activity->id, 'post_title', $post_title );
+                        }
                 }
 
                 restore_current_blog();
         }
 
+        // Build the 'post link' part of the activity action string
         $post_link  = '<a href="' . $post_url . '">' . $post_title . '</a>';
 
         $user_link = bp_core_get_userlink( $activity->user_id );
 
+        // Build the complete activity action string
         if ( is_multisite() ) {
                 $action  = sprintf( __( '%1$s wrote a new post, %2$s, on the site %3$s', 'buddypress' ), $user_link, $post_link, '<a href="' . esc_url( $blog_url ) . '">' . esc_html( $blog_name ) . '</a>' );
         } else {

tests/phpunit/testcases/blogs/activity.php

@@ -283 +283 @@
 
                 $this->assertEquals( $this->comment_post_id, $p );
         }
+
+        /**
+         * @group activity_action
+         * @group bp_blogs_format_activity_action_new_blog_post
+         */
+        public function test_bp_blogs_format_activity_action_new_blog_post_no_title() {
+                if ( is_multisite() ) {
+                        return;
+                }
+
+                $u = $this->factory->user->create();
+                $p = wp_insert_post( array(
+                        'post_author' => $u,
+                        'post_title'  => '', // no title: the object of the test
+                        'post_status' => 'publish',
+                        'post_content' => 'foo bar',
+                ) );
+
+                $user_link = bp_core_get_userlink( $u );
+                $blog_url = get_home_url();
+                $post_url = add_query_arg( 'p', $p, trailingslashit( $blog_url ) );
+                $post_title = '(no title)';
+                $post_link = '<a href="' . $post_url . '">' . $post_title . '</a>';
+
+                $a_obj = bp_activity_get( array(
+                        'item_id'           => 1,
+                        'secondary_item_id' => $p,
+                ) );
+
+                $expected = sprintf( '%s wrote a new post, %s', $user_link, $post_link );
+
+                $this->assertSame( $expected, $a_obj['activities'][0]->action );
+        }
+
         /**
          * Dopey passthrough method so we can check that the correct values
          * are being passed to the filter