1 files changed, 82 insertions, 0 deletions
diff --git a/ui/src/locale.rs b/ui/src/locale.rs
new file mode 100644
index 0000000..0179c66
--- /dev/null
+++ b/ui/src/locale.rs
@@ -0,0 +1,82 @@
+/*
+    This file is part of jellything (https://codeberg.org/metamuffin/jellything)
+    which is licensed under the GNU Affero General Public License (version 3); see /COPYING.
+    Copyright (C) 2025 metamuffin <metamuffin.org>
+*/
+use markup::{Render, RenderAttributeValue};
+use std::{borrow::Cow, collections::HashMap, sync::LazyLock};
+
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
+pub enum Language {
+    English,
+    German,
+}
+
+static LANG_TABLES: LazyLock<HashMap<Language, HashMap<&'static str, &'static str>>> =
+    LazyLock::new(|| {
+        let mut k = HashMap::new();
+        for (lang, source) in [
+            (Language::English, include_str!("../../locale/en.ini")),
+            (Language::German, include_str!("../../locale/de.ini")),
+        ] {
+            let tr_map = source
+                .lines()
+                .filter_map(|line| {
+                    let (key, value) = line.split_once("=")?;
+                    Some((key.trim(), value.trim()))
+                })
+                .collect::<HashMap<&'static str, &'static str>>();
+            k.insert(lang, tr_map);
+        }
+        k
+    });
+
+pub fn tr(lang: Language, key: &str) -> Cow<'static, str> {
+    let tr_map = LANG_TABLES.get(&lang).unwrap();
+    match tr_map.get(key) {
+        Some(value) => Cow::Borrowed(value),
+        None => Cow::Owned(format!("TR[{key}]")),
+    }
+}
+
+pub struct TrString<'a>(Cow<'a, str>);
+impl Render for TrString<'_> {
+    fn render(&self, writer: &mut impl std::fmt::Write) -> std::fmt::Result {
+        self.0.render(writer)
+    }
+}
+impl RenderAttributeValue for TrString<'_> {
+    fn is_none(&self) -> bool {
+        false
+    }
+    fn is_true(&self) -> bool {
+        false
+    }
+    fn is_false(&self) -> bool {
+        false
+    }
+}
+
+pub fn escape(str: &str) -> String {
+    let mut o = String::with_capacity(str.len());
+    let mut last = 0;
+    for (index, byte) in str.bytes().enumerate() {
+        if let Some(esc) = match byte {
+            b'<' => Some("&lt;"),
+            b'>' => Some("&gt;"),
+            b'&' => Some("&amp;"),
+            b'"' => Some("&quot;"),
+            _ => None,
+        } {
+            o += &str[last..index];
+            o += esc;
+            last = index + 1;
+        }
+    }
+    o += &str[last..];
+    o
+}
+
+pub fn trs<'a>(lang: &Language, key: &str) -> TrString<'a> {
+    TrString(tr(*lang, key))
+}