From 0b57acaa2d31038f858c7ad6722db43409c1b0a1 Mon Sep 17 00:00:00 2001
From: tjpcc <tjp@ctrl-c.club>
Date: Mon, 30 Oct 2023 13:02:06 -0600
Subject: Add support for spartan protocol

spartan server definitions are very similar to gemini.

The major changes are:
  * no "servertls" directives
  * no "autoatom" modifier (to be fixed)
  * no "git" directives (to be fixed)

Fixes #15
---
 parse.go | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

(limited to 'parse.go')

diff --git a/parse.go b/parse.go
index e1b375f..a8eeb3e 100644
--- a/parse.go
+++ b/parse.go
@@ -109,6 +109,12 @@ func Parse(input io.ReadCloser) (*Configuration, error) {
 				return nil, err
 			}
 			servers = append(servers, s)
+		case "spartan":
+			s, err := parseSpartanServer(line, buf)
+			if err != nil {
+				return nil, err
+			}
+			servers = append(servers, s)
 		}
 	}
 
@@ -221,6 +227,20 @@ func parseGeminiServer(line string, buf *bufio.Reader) (Server, error) {
 	return server, nil
 }
 
+func parseSpartanServer(line string, buf *bufio.Reader) (Server, error) {
+	server := Server{Type: "spartan"}
+
+	if err := parseServerLine(&server, line); err != nil {
+		return server, err
+	}
+
+	if err := parseServerDirectives(&server, buf); err != nil {
+		return server, err
+	}
+
+	return server, nil
+}
+
 func parseServerDirectives(server *Server, buf *bufio.Reader) error {
 	for {
 		line, err := buf.ReadString('\n')
@@ -241,6 +261,9 @@ func parseServerDirectives(server *Server, buf *bufio.Reader) error {
 		case "host":
 			server.Hostnames = append(server.Hostnames, parseHost(rest)...)
 		case "servertls":
+			if server.Type == "spartan" {
+				return errors.New("servertls directive not allowed in spartan server")
+			}
 			if server.TLS != nil {
 				return fmt.Errorf("duplicate servertls directives in %s server", server.Type)
 			}
@@ -523,6 +546,8 @@ func parseServerLine(server *Server, line string) error {
 		defaultPort = "79"
 	case "gemini":
 		defaultPort = "1965"
+	case "spartan":
+		defaultPort = "300"
 	default:
 		return errors.New("invalid server")
 	}
-- 
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