From b523de9813d7744a6c695be80765aca8cc436630 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Thu, 7 Mar 2019 11:26:15 +0530
Subject: [PATCH] Content server: Fix {id} not working in the custom list
 template

Fixes #1818308 [{id} shows as blank in content server template](https://bugs.launchpad.net/calibre/+bug/1818308)
---
 src/pyj/book_list/custom_list.pyj | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/pyj/book_list/custom_list.pyj b/src/pyj/book_list/custom_list.pyj
index def4c22260..1b44260911 100644
--- a/src/pyj/book_list/custom_list.pyj
+++ b/src/pyj/book_list/custom_list.pyj
@@ -58,6 +58,8 @@ def default_template():
 
 
 def render_field(field, mi, book_id):  # {{{
+    if field is 'id':
+        return book_id + ''
     field_metadata = library_data.field_metadata
     fm = field_metadata[field]
     if not fm: