From 8d5cd141d63d9628dbdfebdde462657d5c05f0cf Mon Sep 17 00:00:00 2001
From: Stijn Buys <ingar@osirion.org>
Date: Sat, 22 Mar 2008 12:47:05 +0000
Subject: added func_who

---
 src/core/gameserver.cc | 38 ++++++++++++++++++++++++++++++++++++++
 src/core/gameserver.h  |  3 +++
 2 files changed, 41 insertions(+)

diff --git a/src/core/gameserver.cc b/src/core/gameserver.cc
index dadff8f..211bb96 100644
--- a/src/core/gameserver.cc
+++ b/src/core/gameserver.cc
@@ -4,6 +4,8 @@
    the terms of the GNU General Public License version 2
 */
 
+#include <iomanip>
+
 #include "sys/sys.h"
 #include "core/cvar.h"
 #include "core/func.h"
@@ -18,6 +20,11 @@ void func_say(Player *player, std::string const &args)
 	server()->say(player, args);
 }
 
+void func_who(Player *player, std::string const &args)
+{
+	server()->list_players(player);
+}
+
 GameServer *GameServer::server_instance = 0;
 
 GameServer::GameServer() : GameInterface()
@@ -58,6 +65,7 @@ GameServer::GameServer() : GameInterface()
 	}
 
 	Func::add("say", (GameFuncPtr) func_say);
+	Func::add("who", (GameFuncPtr) func_who);
 
 	if (!Cvar::sv_dedicated->value()) {
 		player_connect(localplayer());
@@ -88,6 +96,8 @@ GameServer::~GameServer()
 	}
 
 	Func::remove("say");
+	Func::remove("who");
+
 	server_instance = 0;
 }
 
@@ -96,6 +106,34 @@ void GameServer::abort()
 	server_running = false;
 }
 
+void GameServer::list_players(Player *player)
+{
+	using namespace std;
+	
+	stringstream msgstr;
+	int count = 0;
+
+	if (!Cvar::sv_dedicated->value()) {
+		msgstr << setw(3) << localplayer()->id() << setw(16) << localplayer()->name();
+		send(player, msgstr.str());
+		count++;
+	}
+
+	if (server_network) {
+		std::list<NetClient *>:: iterator it;
+		for (it = server_network->clients.begin(); it != server_network->clients.end(); it++) {
+			msgstr.str("");
+			msgstr << setw(3) << (*it)->player()->id() << setw(16) << (*it)->player()->name();
+			send(player, msgstr.str());
+			count++;
+		}
+	}
+
+	msgstr.str("");
+	msgstr << count << " connected players";
+	send(player,  msgstr.str());
+}
+
 void GameServer::say(Player *player, std::string const &message)
 {
 	if (!message.size())
diff --git a/src/core/gameserver.h b/src/core/gameserver.h
index 2e492c8..6003629 100644
--- a/src/core/gameserver.h
+++ b/src/core/gameserver.h
@@ -42,6 +42,9 @@ public:
 
 	/// run a game server time frame
 	void frame(float seconds);
+	
+	/// a player requests a list of who is connected
+	void list_players(Player *player);
 
 	/// a player sends a chat message on the public channel
 	void say(Player *player, std::string const &args);
-- 
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