web: Implement LocaleBackend for web

web/src/lib.rs

@@ -3,14 +3,17 @@
 //! Ruffle web frontend.
 mod audio;
 mod input;
+mod locale;
 mod navigator;
 mod storage;
 
 use crate::storage::LocalStorageBackend;
-use crate::{audio::WebAudioBackend, input::WebInputBackend, navigator::WebNavigatorBackend};
+use crate::{
+    audio::WebAudioBackend, input::WebInputBackend, locale::WebLocaleBackend,
+    navigator::WebNavigatorBackend,
+};
 use generational_arena::{Arena, Index};
 use js_sys::Uint8Array;
-use ruffle_core::backend::locale::NullLocaleBackend;
 use ruffle_core::backend::render::RenderBackend;
 use ruffle_core::backend::storage::MemoryStorageBackend;
 use ruffle_core::backend::storage::StorageBackend;
@@ -158,7 +161,7 @@ impl Ruffle {
         let audio = Box::new(WebAudioBackend::new()?);
         let navigator = Box::new(WebNavigatorBackend::new());
         let input = Box::new(WebInputBackend::new(&canvas));
-        let locale = Box::new(NullLocaleBackend::new());
+        let locale = Box::new(WebLocaleBackend::new());
 
         let current_domain = window.location().href().unwrap();
 

web/src/locale.rs

@@ -0,0 +1,20 @@
+use chrono::{DateTime, FixedOffset, Local, Offset, Utc};
+use ruffle_core::backend::locale::LocaleBackend;
+
+pub struct WebLocaleBackend();
+
+impl WebLocaleBackend {
+    pub fn new() -> Self {
+        Self()
+    }
+}
+
+impl LocaleBackend for WebLocaleBackend {
+    fn get_current_date_time(&self) -> DateTime<Utc> {
+        Utc::now()
+    }
+
+    fn get_timezone(&self) -> FixedOffset {
+        Local::now().offset().fix()
+    }
+}