From f8b7d9d7e936bb53db3f978b54592b7af791d1ec Mon Sep 17 00:00:00 2001
From: bnewbold <bnewbold@robocracy.org>
Date: Sat, 14 Jan 2017 14:33:13 -0800
Subject: add repr to webface

---
 src/bin/mt-webface.rs             | 26 ++++++++++++++++++++++++++
 webface/templates/model_view.html |  3 +--
 2 files changed, 27 insertions(+), 2 deletions(-)

diff --git a/src/bin/mt-webface.rs b/src/bin/mt-webface.rs
index 96bc456..5361a73 100644
--- a/src/bin/mt-webface.rs
+++ b/src/bin/mt-webface.rs
@@ -19,6 +19,8 @@ use pencil::{Request, PencilResult, Response, HTTPError, PencilError};
 use pencil::{redirect, abort};
 use pencil::method::{Get, Post};
 use regex::Regex;
+use modelthing::transpile_scheme::TranspileScheme;
+use modelthing::transpile_js::TranspileJS;
 
 /*
 This command doesn't use error_chain (or raise errors in general) because the
@@ -90,6 +92,29 @@ fn model_view(r: &mut Request) -> PencilResult {
     }
 }
 
+fn model_repr(r: &mut Request) -> PencilResult {
+    let namespace = r.view_args.get("namespace").unwrap();
+    let model_slug = r.view_args.get("model_slug").unwrap();
+    let model_path = Path::new(namespace).join(model_slug);
+    let format = r.url
+                  .query_pairs()
+                  .filter(|x| x.0 == "format")
+                  .map(|(_,v)| v.into_owned())
+                  .nth(0)
+                  .unwrap_or("".to_string());
+    let format: &str = &format;
+    match modelthing::load_model_entry(model_path.as_path()) {
+        Ok(me) => {
+            match format {
+                "scheme" => Ok(Response::from(me.ast.repr_scheme().unwrap())),
+                "javascript" => Ok(Response::from(me.ast.repr_js().unwrap())),
+                _ => abort(403),
+            }
+        },
+        Err(_) => Err(PencilError::PenHTTPError(pencil::HTTPError::NotFound)),
+    }
+}
+
 // Sends the modelica file
 fn model_raw(r: &mut Request) -> PencilResult {
     let namespace = r.view_args.get("namespace").unwrap();
@@ -305,6 +330,7 @@ fn main() {
     app.register_template("model_view.html");
     app.get("/m/<namespace:string>/<model_slug:string>/", "model_view", model_view);
     app.get("/m/<namespace:string>/<model_slug:string>/raw/", "model_raw", model_raw);
+    app.get("/m/<namespace:string>/<model_slug:string>/repr/", "model_repr", model_repr);
     app.get("/m/<namespace:string>/<model_slug:string>/markdown/", "model_markdown", model_markdown);
     app.register_template("model_create.html");
     app.route("/create/", &[Get, Post], "model_create", model_create);
diff --git a/webface/templates/model_view.html b/webface/templates/model_view.html
index 6062f33..4218f11 100644
--- a/webface/templates/model_view.html
+++ b/webface/templates/model_view.html
@@ -10,8 +10,7 @@
 <a href="markdown/">markdown</a> -
 <a href="raw/">modelica</a> -
 <a href="repr/?format=scheme">scheme</a> -
-<a href="repr/?format=javascript">javascript</a> -
-<a href="repr/?format=latex">latex</a>
+<a href="repr/?format=javascript">javascript</a>
 </span>
 <p><i style="color: #222222;">{{ model_description }}</i>
 
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