diff --git a/book-example/book.toml b/book-example/book.toml
index 4f953590..a9ba5a78 100644
--- a/book-example/book.toml
+++ b/book-example/book.toml
@@ -2,6 +2,7 @@
title = "mdBook Documentation"
description = "Create book from markdown files. Like Gitbook but implemented in Rust"
authors = ["Mathieu David", "Michael-F-Bryan"]
+language = "en"
[output.html]
mathjax-support = true
diff --git a/book-example/src/format/config.md b/book-example/src/format/config.md
index 3f40dcea..1b6d1f76 100644
--- a/book-example/src/format/config.md
+++ b/book-example/src/format/config.md
@@ -42,6 +42,7 @@ This is general information about your book.
- **src:** By default, the source directory is found in the directory named
`src` directly under the root folder. But this is configurable with the `src`
key in the configuration file.
+- **language:** The main language of the book, which is used as a language attribute `` for example.
**book.toml**
```toml
@@ -50,6 +51,7 @@ title = "Example book"
authors = ["John Doe", "Jane Doe"]
description = "The example book covers examples."
src = "my-src" # the source files will be found in `root/my-src` instead of `root/src`
+language = "en"
```
### Build options
diff --git a/book-example/src/format/theme/index-hbs.md b/book-example/src/format/theme/index-hbs.md
index 3ae2c342..1c2307f3 100644
--- a/book-example/src/format/theme/index-hbs.md
+++ b/book-example/src/format/theme/index-hbs.md
@@ -17,9 +17,8 @@ handlebars template you can access this information by using
Here is a list of the properties that are exposed:
-- ***language*** Language of the book in the form `en`. To use in \ for example. At the
- moment it is hardcoded.
+- ***language*** Language of the book in the form `en`, as specified in `book.toml` (if not specified, defaults to `en`). To use in \ for example.
- ***title*** Title of the book, as specified in `book.toml`
- ***chapter_title*** Title of the current chapter, as listed in `SUMMARY.md`
diff --git a/src/config.rs b/src/config.rs
index 4712f20a..17c941d2 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -371,6 +371,8 @@ pub struct BookConfig {
pub src: PathBuf,
/// Does this book support more than one language?
pub multilingual: bool,
+ /// The main language of the book.
+ pub language: Option,
}
impl Default for BookConfig {
@@ -381,6 +383,7 @@ impl Default for BookConfig {
description: None,
src: PathBuf::from("src"),
multilingual: false,
+ language: Some(String::from("en")),
}
}
}
@@ -565,6 +568,7 @@ mod tests {
description = "A completely useless book"
multilingual = true
src = "source"
+ language = "ja"
[build]
build-dir = "outputs"
@@ -599,6 +603,7 @@ mod tests {
description: Some(String::from("A completely useless book")),
multilingual: true,
src: PathBuf::from("source"),
+ language: Some(String::from("ja")),
};
let build_should_be = BuildConfig {
build_dir: PathBuf::from("outputs"),
diff --git a/src/renderer/html_handlebars/hbs_renderer.rs b/src/renderer/html_handlebars/hbs_renderer.rs
index e4c2faf4..1520aa36 100644
--- a/src/renderer/html_handlebars/hbs_renderer.rs
+++ b/src/renderer/html_handlebars/hbs_renderer.rs
@@ -381,7 +381,10 @@ fn make_data(
let html = config.html_config().unwrap_or_default();
let mut data = serde_json::Map::new();
- data.insert("language".to_owned(), json!("en"));
+ data.insert(
+ "language".to_owned(),
+ json!(config.book.language.clone().unwrap_or_default()),
+ );
data.insert(
"book_title".to_owned(),
json!(config.book.title.clone().unwrap_or_default()),