Add media type detection and server fields.

Cargo.lock

@@ -1,7 +1,5 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-version = 3
-
 [[package]]
 name = "herb"
 version = "0.1.2"

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "herb"
-version = "0.1.2"
+version = "0.1.3"
 edition = "2018"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html

src/index.html

@@ -0,0 +1,2 @@
+<h1>FAT RIP</h1>
+hohoho

src/main.rs

@@ -3,6 +3,44 @@ use std::net::{TcpListener, TcpStream};
 use std::fs;
 use std::string::{String};
 
+fn detect_media_type(filename: String) -> String {
+
+	// The Lynx terminal browser made me do this.
+
+	let ext_index = filename.to_string().find(".").unwrap();
+	let test = ext_index + 1;
+	let ext = &filename[test..];
+
+	match ext {
+		"aac" => "audio/aac".to_string(),
+		"avi" => "video/x-msvideo".to_string(),
+		"bmp" => "image/bmp".to_string(),
+		"bz2" => "application/x-bzip2".to_string(),
+		"css" => "text/css".to_string(),
+		"gz" => "application/gzip".to_string(),
+		"gif" => "image/gif".to_string(),
+		"png" => "image/png".to_string(),
+		"pdf" => "application/pdf".to_string(),
+		"jpeg" => "image/jpeg".to_string(),
+		"jpg" => "image/jpeg".to_string(),
+		"js" => "text/javascript".to_string(),
+		"mid" => "audio/midi".to_string(),
+		"midi" => "audio/midi".to_string(),
+		"mp3" => "audio/mpeg".to_string(),
+		"mp4" => "video/mp4".to_string(),
+		"mpeg" => "video/mpeg".to_string(),
+		"ogg" => "audio/ogg".to_string(),
+		"oga" => "audio/ogg".to_string(),
+		"ogv" => "video/ogg".to_string(),
+		"opus" => "audio/opus".to_string(),
+		"txt" => "text/plain".to_string(),
+		"html" => "text/html".to_string(),
+		"htm" => "text/html".to_string(),
+		_ => "application/octet-stream".to_string(),
+	}
+
+}
+
 fn check_if_path_exists(path: String) -> bool {
 
 	// This is probably not the best way of checking if a path
@@ -76,13 +114,21 @@ fn get_page(filename: String) -> String {
 fn process_request(request: Vec<u8>) -> String { 
 	let mut input = String::from_utf8_lossy(&request).to_string();
 
+	let debug = false;
+
 	let mut index = String::new();
 	let output;
 	if input.contains("GET") {		
 		// To-do: find a less atrocious way to do this.
  		println!("Stream sent GET request.");
+		
+		if debug { println!("{}", input); }
 		input = input.replace("GET ", "");
 		input = input.replace(" HTTP/1.1\r\n", "");
+
+		// Lynx also made me do this
+		input = input.replace(" HTTP/1.0\r\n", "");
+
 		// Theoretically by this point, the request
 		// will have been cut down to just the
 		// requested resource, but in my experience
@@ -134,9 +180,16 @@ fn serve(mut stream: TcpStream) {
 	
 
 	let resource = process_request(request);
+
+	// Haha, bodged my way around Rust's ownership paradigm!
+	let mime = detect_media_type(resource.to_string());
+
 	let contents = get_page(resource);
-	let header = "HTTP/1.1 200 OK\r\n\r\n";
+	let header = "HTTP/1.1 200 OK\r\n";
-	let response = format!("{}{}", header, contents);
+	let content_type = format!("Content-Type: {}\r\n", mime);
+	let server = "Server: Herb/0.1.3\r\n";	
+	let extra_fields = format!("{}\r\n", server);
+	let response = format!("{}{}{}{}", header, content_type, extra_fields, contents);
 	
 	stream.write(response.as_bytes()).unwrap();
 	stream.flush().unwrap();
@@ -145,7 +198,7 @@ fn serve(mut stream: TcpStream) {
 
 
 fn main() -> std::io::Result<()> {
-	let listen = TcpListener::bind("0.0.0.0:8080")?;
+	let listen = TcpListener::bind("0.0.0.0:80")?;
 
 	for stream in listen.incoming() {
 		println!("Serving incoming stream.");