WIP: Markdown implementation

Cargo.lock

@@ -463,6 +463,8 @@ dependencies = [
  "actix-files",
  "actix-web",
  "glob",
+ "latex2mathml",
+ "markdown",
  "minify-html",
  "ramhorns",
  "serde",
@@ -664,6 +666,12 @@ version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d4345964bb142484797b161f473a503a434de77149dd8c7427788c6e13379388"
 
+[[package]]
+name = "latex2mathml"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "678cf5bdb3ba63a264e6e0c9eee36538ca1d2da0afa4dd801c1f96309e710765"
+
 [[package]]
 name = "lazy_static"
 version = "1.4.0"
@@ -736,6 +744,15 @@ dependencies = [
  "syn 1.0.109",
 ]
 
+[[package]]
+name = "markdown"
+version = "1.0.0-alpha.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "98de49c677e95e00eaa74c42a0b07ea55e1e0b1ebca5b2cbc7657f288cd714eb"
+dependencies = [
+ "unicode-id",
+]
+
 [[package]]
 name = "memchr"
 version = "2.5.0"
@@ -1342,6 +1359,12 @@ version = "0.3.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "92888ba5573ff080736b3648696b70cafad7d250551175acbaa4e0385b3e1460"
 
+[[package]]
+name = "unicode-id"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d70b6494226b36008c8366c288d77190b3fad2eb4c10533139c1c1f461127f1a"
+
 [[package]]
 name = "unicode-ident"
 version = "1.0.8"

Cargo.toml

@@ -17,3 +17,5 @@ toml = "0.7.3"
 serde = { version = "1.0.159", features = ["derive"] }
 minify-html = "0.10.8"
 glob = "0.3.1"
+markdown = "1.0.0-alpha.7"
+latex2mathml = "0.2.3"

src/template.rs

@@ -13,3 +13,62 @@ impl Template {
         tplt.render(&data)
     }
 }
+
+enum FrontMatter<'a> {
+    Yaml(&'a str),
+    Toml(&'a str),
+    Json(&'a str),
+}
+
+impl FrontMatter<'_> {
+    fn parse(&self) -> String {
+        match self {
+            Self::Yaml(_val) => todo!(),
+            Self::Toml(_val) => todo!(),
+            Self::Json(_val) => todo!(),
+        }
+    }
+}
+
+pub fn read_md(filename: &str) -> String {
+    // Read markdown file
+    let mut text = std::fs::read_to_string(filename).unwrap();
+
+    // Transform LaTeX to MathML
+    text = latex2mathml::replace(&text).unwrap();
+
+    let parse_option = markdown::ParseOptions {
+        constructs: markdown::Constructs {
+            frontmatter: true,
+            ..markdown::Constructs::gfm()
+        },
+        ..markdown::ParseOptions::gfm()
+    };
+
+    let compile_option = markdown::CompileOptions {
+        allow_dangerous_html: true,
+        gfm_footnote_label: Some("Notes de bas de page".into()),
+        gfm_footnote_back_label: Some("Arrière".into()),
+        ..markdown::CompileOptions::gfm()
+    };
+
+    let md_tree = markdown::to_mdast(&text, &parse_option).unwrap();
+    let frontmatter = match &md_tree.children().unwrap()[0] {
+        markdown::mdast::Node::Yaml(v) => Some(FrontMatter::Yaml(&v.value).parse()),
+        markdown::mdast::Node::Toml(v) => Some(FrontMatter::Toml(&v.value).parse()),
+        markdown::mdast::Node::MdxjsEsm(v) => Some(FrontMatter::Json(&v.value).parse()),
+        _ => None,
+    };
+    println!("{:#?}\nVS", &md_tree.children().unwrap()[0]);
+    println!("{:#?}", frontmatter);
+
+    // Convert to HTML
+    markdown::to_html_with_options(
+        &text,
+        &markdown::Options {
+            parse: parse_option,
+            compile: compile_option,
+        },
+    )
+    .unwrap()
+}