Ticket #32864: 32864.patch

src/wp-admin/includes/class-wp-press-this.php

@@ -1168 +1168 @@
         }
 
         /**
+         * Sets the user agent used for Press This HTTP requests.
+         *
+         * @since 4.3.0
+         * @access public
+         *
+         * @global string $wp_version
+         *
+         * @return string User agent.
+         */
+        public function ua_string() {
+                global $wp_version;
+
+                $user_agent = 'Press This (WordPress/' . $wp_version . '); ' . get_bloginfo( 'url' );
+
+                return $user_agent;
+        }
+
+        /**
          * Serves the app's base HTML, which in turns calls the load script.
          *
          * @since 4.2.0
@@ -1180 +1198 @@
         public function html() {
                 global $wp_locale, $wp_version;
 
+                // Set explicit user-agent for the $data outbound HTTP requests.
+                add_filter( 'http_headers_useragent', array( $this, 'ua_string' ) );
+
                 // Get data, new (POST) and old (GET).
                 $data = $this->merge_or_fetch_data();