78 lines
2 KiB
Standard ML
78 lines
2 KiB
Standard ML
/*
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* This file is part of the Fun programming language.
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* https://fun-lang.xyz/
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*
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* Copyright 2025 Johannes Findeisen <you@hanez.org>
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* Licensed under the terms of the Apache-2.0 license.
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* https://opensource.org/license/apache-2-0
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*
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* Added: 2025-12-28
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*/
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#include <io/socket.fun>
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#include <strings.fun>
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class HTTPServer(number port)
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fun _construct(this, port)
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this.port = port
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srv = TcpServer(port, 10)
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this.server = srv
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this.htdocs = "./"
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fun set_htdocs(this, path)
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this.htdocs = to_string(path)
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fun start(this)
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if (this.server.listen() <= 0)
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print("HTTPServer: failed to listen on port " + to_string(this.port))
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return 0
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print("HTTPServer: serving " + this.htdocs + " on port " + to_string(this.port))
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while true
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client_fd = this.server.accept()
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if (client_fd > 0)
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this.handle_client(client_fd)
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return 1
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fun handle_client(this, fd)
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request = sock_recv(fd, 4096)
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if (len(request) == 0)
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sock_close(fd)
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return 0
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// Basic request parsing
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lines = str_split(request, "\n")
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if (len(lines) == 0)
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sock_close(fd)
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return 0
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first_line = lines[0]
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parts = str_split(first_line, " ")
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if (len(parts) < 2)
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sock_close(fd)
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return 0
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method = parts[0]
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path = parts[1]
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if (path == "/")
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path = "/index.html"
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full_path = this.htdocs + path
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content = read_file(full_path)
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if (len(content) > 0)
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this.send_response(fd, 200, "OK", content)
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else
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this.send_response(fd, 404, "Not Found", "<h1>404 Not Found</h1>")
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sock_close(fd)
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return 1
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fun send_response(this, fd, status_code, status_text, body)
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resp = "HTTP/1.1 " + to_string(status_code) + " " + status_text + "\r\n"
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resp = resp + "Content-Type: text/html\r\n"
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resp = resp + "Content-Length: " + to_string(len(body)) + "\r\n"
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resp = resp + "Connection: close\r\n"
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resp = resp + "\r\n"
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resp = resp + body
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sock_send(fd, resp)
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