Adding Iron/Hyper server (initial work)

Cargo.toml

@@ -1,10 +1,7 @@
 [package]
   name = "trumpet"
   version = "0.0.1"
-  authors = [
-    "Brandon Thomas <bt@brand.io,echelon@gmail.com>",
-    "Scott Adams <scottadams@scottadams.me>",
-  ]
+  authors = [ "Brandon Thomas <bt@brand.io,echelon@gmail.com>" ]
 
 [[bin]]
   name = "trumpet"
@@ -12,11 +9,10 @@
 [dependencies]
   #cpal = "*" # Hardware audio output (for testing); works well with Hound.
   hound = "1.0.0" # WAV codec.
-  #iron = "*" # HTTP/S server.
-  #log = "0.3.*" # Error and debug logging.
-  #regex = "0.1.*"
-  #rustc-serialize = "0.3.15" # JSON parser, etc.
-  #sample = "*" # Audio sampling tools
-  #time = "0.1.*" # Duration, and other time types.
-  #toml = "0.1.*" # TOML parser.
+  iron = "0.2.*"
+  log = "0.3.*"
+  hyper = "0.7.*"
+  router = "0.0.16"
+  rustc-serialize = "0.3.15"
+  time = "0.1.*"
 

src/main.rs

@@ -1,11 +1,19 @@
 extern crate hound;
+extern crate iron;
+extern crate router;
+
+pub mod vocab_list_handler;
 
 use std::fs::File;
 use std::io::BufReader;
 use std::path::{Path, PathBuf};
 
+use iron::prelude::*;
+use router::Router;
 use hound::{WavReader, WavSpec, WavWriter};
 
+use vocab_list_handler::VocabListHandler;
+
 fn main() {
   let dictionary = [
     "absolutely",
@@ -36,6 +44,8 @@ fn main() {
   let spec = get_spec(dictionary[0]);
 
   write_file("output.wav", &spec, all_samples);
+
+  //start_server();
 }
 
 fn get_filename(word: &str) -> PathBuf {
@@ -58,3 +68,11 @@ fn write_file(filename: &str, spec: &WavSpec, samples: Vec<i16>) {
     writer.write_sample(s).unwrap();
   }
 }
+
+fn start_server() {
+  println!("starting server");
+  let mut router = Router::new();
+  router.get("/vocab_list", VocabListHandler::new("./sounds/trump"));
+  Iron::new(router).http("0.0.0.0:9000").unwrap();
+}
+

src/vocab_list_handler.rs

@@ -0,0 +1,71 @@
+// Copyright (c) 2015 Brandon Thomas <bt@brand.io>
+
+use iron::Handler;
+use iron::mime::Mime;
+use iron::prelude::*;
+use iron::status;
+use router::Router;
+
+use std::fs::File;
+use std::fs;
+use std::io::Read;
+use std::path::{Path, PathBuf};
+
+/// Returns a list of the available vocabulary.
+pub struct VocabListHandler {
+  /// Root of where files can be served from.
+  /// A PathBuf since `Path` can only be created as a borrow.
+  directory: PathBuf,
+}
+
+impl Handler for VocabListHandler {
+  fn handle(&self, req: &mut Request) -> IronResult<Response> {
+    /*let not_found = Ok(Response::with((status::NotFound, "File not found.")));
+
+    let filename = req.extensions.get::<Router>().unwrap()
+        .find("filename").unwrap_or("");
+
+    let mime = match filename {
+      s if s.ends_with(".html") => { "text/html" },
+      s if s.ends_with(".js")   => { "application/javascript" },
+      _ => { "text/plain" },
+    };
+
+    match self.open_file(filename) {
+      None => { not_found },
+      Some(contents) => {
+        let content_type = mime.parse::<Mime>().unwrap();
+        Ok(Response::with((content_type, status::Ok, contents)))
+      },
+    }*/
+
+    //let not_found = Ok(Response::with((status::NotFound, "File not found.")));
+
+    self.list_files();
+
+    Ok(Response::with(status::BadRequest))
+  }
+}
+
+impl VocabListHandler {
+  pub fn new(directory: &str) -> VocabListHandler {
+    VocabListHandler { directory: Path::new(directory).to_path_buf() }
+  }
+
+  fn list_files(&self) {
+    println!("listing files...");
+    let paths = match fs::read_dir(self.directory.as_path()) {
+      Err(_) => { return; },
+      Ok(r) => r,
+    };
+
+    for path in paths {
+      match path {
+        Err(_) => { continue; },
+        Ok(r) => {
+          println!("Path: {:?}", r.file_name());
+        },
+      }
+    }
+  }
+}