From 68e1efcf0612c635ea186676559883e791552d30 Mon Sep 17 00:00:00 2001
From: delthas <delthas@dille.cc>
Date: Tue, 22 Nov 2022 11:06:27 +0100
Subject: Support irc URLs in the config addr

Fixes: https://todo.sr.ht/~taiite/senpai/106
---
 config.go        | 16 ++++++++++++++++
 doc/senpai.5.scd |  4 ++++
 2 files changed, 20 insertions(+)

diff --git a/config.go b/config.go
index 9ee6d09..0aab25a 100644
--- a/config.go
+++ b/config.go
@@ -3,6 +3,8 @@ package senpai
 import (
 	"errors"
 	"fmt"
+	"net"
+	"net/url"
 	"os"
 	"os/exec"
 	"path"
@@ -140,6 +142,20 @@ func LoadConfigFile(filename string) (cfg Config, err error) {
 	if cfg.Real == "" {
 		cfg.Real = cfg.Nick
 	}
+	var u *url.URL
+	if u, err = url.Parse(cfg.Addr); err == nil && u.Scheme != "" {
+		switch u.Scheme {
+		case "ircs":
+			cfg.TLS = true
+		case "irc+insecure":
+			cfg.TLS = false
+		case "irc":
+			// Could be TLS or plaintext, keep TLS as is.
+		default:
+			return cfg, fmt.Errorf("invalid IRC addr scheme: %v", cfg.Addr)
+		}
+		cfg.Addr = net.JoinHostPort(u.Hostname(), u.Port())
+	}
 	return
 }
 
diff --git a/doc/senpai.5.scd b/doc/senpai.5.scd
index 114d60b..76cfb72 100644
--- a/doc/senpai.5.scd
+++ b/doc/senpai.5.scd
@@ -18,6 +18,10 @@ Some settings are required, the others are optional.
 	by default unless you specify *tls* option to be *false*. TLS connections
 	default to port 6697, plain-text use port 6667.
 
+	ircs:// & irc:// & irc+insecure:// URLs are supported, in which case only
+	the hostname and port parts will be used. If the scheme is
+	ircs/irc+insecure, tls will be overriden and set to true/false accordingly.
+
 *nickname* (required)
 	Your nickname, sent with a _NICK_ IRC message. It mustn't contain spaces or
 	colons (*:*).
-- 
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