src/server/handler.rs


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use crate::server::response;
use crate::server::ServerConfig;
use openssl::ssl::{SslAcceptor, SslFiletype, SslMethod, SslStream};
use std::fs::File;
use std::io::{copy, BufReader, BufWriter};
use std::net::TcpStream;
use std::path::Path;
use url::Url;

pub fn handle(config: &ServerConfig, url: Url, stream: &mut SslStream<TcpStream>) {
    if url.scheme() != "gemini" {
        stream.ssl_write(&response::invalid_protocol().to_vec());
        return;
    }

    let rel_path = Path::new(url.path()).strip_prefix("/").unwrap();
    let path = config.www_root.join(rel_path);

    let file = match File::open(&path) {
        Ok(file) => file,
        Err(_) => {
            stream.ssl_write(&response::not_found().to_vec());
            return;
        }
    };

    stream.ssl_write(&response::Header::new(response::Status::Success, "text/gemini").to_vec());

    let mut buf_file = BufReader::new(file);
    let mut buf_stream = BufWriter::new(stream);
    copy(&mut buf_file, &mut buf_stream);
}