From 920f06597f91c83001abe1951b532f1605a1ad14 Mon Sep 17 00:00:00 2001
From: Solderpunk <solderpunk@sdf.org>
Date: Thu, 4 Jun 2020 20:41:40 +0200
Subject: [PATCH] Stub implementation of SCGI.

---
 config.go  |  2 ++
 handler.go | 14 ++++++++++++++
 2 files changed, 16 insertions(+)

diff --git a/config.go b/config.go
index 13020b3..7acd510 100644
--- a/config.go
+++ b/config.go
@@ -13,6 +13,7 @@ type Config struct {
 	HomeDocBase        string
 	LogPath            string
 	CGIPath            string
+	SCGIPaths          map[string]string
 }
 
 func getConfig(filename string) (Config, error) {
@@ -28,6 +29,7 @@ func getConfig(filename string) (Config, error) {
 	config.HomeDocBase = "users"
 	config.LogPath = "molly.log"
 	config.CGIPath = "^/var/gemini/cgi-bin/"
+	config.SCGIPaths = make(map[string]string)
 
 	// Return defaults if no filename given
 	if filename == "" {
diff --git a/handler.go b/handler.go
index b1b283e..98d4301 100644
--- a/handler.go
+++ b/handler.go
@@ -77,6 +77,15 @@ func handleGeminiRequest(conn net.Conn, config Config, logEntries chan LogEntry)
 		return
 	}
 
+	// Check whether this URL is mapped to an SCGI app
+	for scgi_url, scgi_socket := range config.SCGIPaths {
+		fmt.Println(scgi_url, URL.Path)
+	    matched, err := regexp.Match(scgi_url, []byte(URL.Path))
+		if matched && err == nil {
+		    fmt.Println("Matched:", scgi_url, scgi_socket)
+			handleSCGI(URL, log, conn)
+			return
+		}
 	}
 
 	// Resolve URI path to actual filesystem path
@@ -233,3 +242,8 @@ func handleCGI(path string, URL *url.URL, log LogEntry, conn net.Conn) {
 	conn.Write(response)
 }
 
+func handleSCGI(URL *url.URL, log LogEntry, conn net.Conn) {
+	conn.Write([]byte("42 SCGI is only stubbed!\r\n"))
+	log.Status = 42
+	return
+}