Document lua, fix small theme bugs

2 files changed, 9 insertions, 4 deletions

diff --git a/src/theming/hbs/plain.hbs b/src/theming/hbs/plain.hbs
index 975d6c5..b3c0abf 100644
--- a/src/theming/hbs/plain.hbs
+++ b/src/theming/hbs/plain.hbs
@@ -13,8 +13,8 @@
         a { color: cyan; }
       {{/if}}
       * { font-size: {{#if font}}17px{{else}}{{#if font.scale}}calc(20px * {{font.scale}}){{else}}20px{{/if}}{{/if}}; }
-      {{#if (or font.name font.css)}}
-        * { font-family: '{{#if font.name}}{{font.name}}{{/if}}' }
+      {{#if font.name}}
+        * { font-family: '{{font.name}}' }
       {{/if}}
       p { margin: 0px; padding: 0px; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
     </style>
diff --git a/src/theming/lua.rs b/src/theming/lua.rs
index 0699f09..118762b 100644
--- a/src/theming/lua.rs
+++ b/src/theming/lua.rs
@@ -4,7 +4,7 @@ use std::path::Path;
 use std::fs;
 
 use std::sync::Mutex;
-use mlua::{Lua, LuaSerdeExt, Compiler, StdLib, Value, LuaOptions, Table};
+use mlua::{Lua, LuaSerdeExt, Compiler, StdLib, Value, LuaOptions, Table, SerializeOptions};
 use http::StatusCode;
 
 use crate::CONFIG;
@@ -115,7 +115,12 @@ pub fn render_theme(name: &str, ctx: &crate::ctx::Ctx) -> Option<Result<String,
     Err(e) => { log::error!("Error loading `{name}`: {e}"); return Some(Err(StatusCode::INTERNAL_SERVER_ERROR)); }, //TODO: gate behind flag
   }
 
-  let ctx = match lua.to_value(ctx) {
+  let opts = SerializeOptions::new()
+    .serialize_none_to_null(false)
+    .serialize_unit_to_null(false)
+    .set_array_metatable(false);
+
+  let ctx = match lua.to_value_with(ctx, opts) {
     Ok(ok) => ok,
     Err(e) => {
       log::error!("Lua context serialization error: {e}");