Add WHOIS and config parsing

Now users can query each other

Plus, server info and creation date can be changed without recompiling
using configuration file in IRC message format which is loaded on
startup

TODO: since readcfg uses IRC logic, handle() now should be able to deal
with commands ending with simply \n

1 files changed, 64 insertions, 0 deletions

diff --git a/handle.c b/handle.c
index 8e91404..9e8cb5f 100644
--- a/handle.c
+++ b/handle.c
@@ -282,6 +282,28 @@ quit(struct Message *msg, struct Peer *peer)
 }
 
 static int
+setcreation(struct Message *msg, struct Peer *peer)
+{
+	ensure(peer->type == CONFIG, reply(peer, 481, "You're not a config file"), 0);
+	ensure(msg->params[0] && *msg->params[0], reply(peer, 461), 0);
+
+	strlcpy(creation, msg->params[0], sizeof(creation));
+
+	return 0;
+}
+
+static int
+setinfo(struct Message *msg, struct Peer *peer)
+{
+	ensure(peer->type == CONFIG, reply(peer, 481, "You're not a config file"), 0);
+	ensure(msg->params[0] && *msg->params[0], reply(peer, 461), 0);
+
+	strlcpy(info, msg->params[0], sizeof(info));
+
+	return 0;
+}
+
+static int
 user(struct Message *msg, struct Peer *peer)
 {
 	size_t i;
@@ -304,6 +326,45 @@ user(struct Message *msg, struct Peer *peer)
 }
 
 static int
+whois(struct Message *msg, struct Peer *peer)
+{
+	size_t i;
+
+	ensure(peer->type, reply(peer, 451), 0);
+	ensure(msg->params[0] && *msg->params[0], reply(peer, 431), 0);
+
+	for (i = 0; i < peers_c; ++i)
+		if (!strcmp(msg->params[0], peers[i].nick))
+			break;
+	ensure(i != peers_c, reply(peer, 401, msg->params[0]), 0);
+
+	reply(
+		peer,
+		311,
+		peers[i].nick,
+		peers[i].user,
+		peers[i].host,
+		peers[i].real
+	);
+	reply(
+		peer,
+		312,
+		peers[i].nick,
+		hostname,
+		info
+	);
+	if (peers[i].modes & OPER)
+		reply(
+			peer,
+			313,
+			peers[i].nick
+		);
+	reply(peer, 318, peer[i].nick);
+
+	return 0;
+}
+
+static int
 default_handler(struct Message *msg, struct Peer *peer)
 {
 	ensure(peer->type, (void)0, 0);
@@ -326,7 +387,10 @@ static struct Handler {
 	{ "pong", pong },
 	{ "privmsg", privmsg },
 	{ "quit", quit },
+	{ "setcreation", setcreation },
+	{ "setinfo", setinfo },
 	{ "user", user },
+	{ "whois", whois },
 };
 
 Handler *