1 files changed, 87 insertions, 0 deletions
diff --git a/src/commands/cmd_ison.cpp b/src/commands/cmd_ison.cpp
new file mode 100644
index 000000000..9289dd014
--- /dev/null
+++ b/src/commands/cmd_ison.cpp
@@ -0,0 +1,87 @@
+/*       +------------------------------------+
+ *       | Inspire Internet Relay Chat Daemon |
+ *       +------------------------------------+
+ *
+ *  InspIRCd: (C) 2002-2007 InspIRCd Development Team
+ * See: http://www.inspircd.org/wiki/index.php/Credits
+ *
+ * This program is free but copyrighted software; see
+ *            the file COPYING for details.
+ *
+ * ---------------------------------------------------
+ */
+
+#include "inspircd.h"
+#include "commands/cmd_ison.h"
+
+extern "C" DllExport Command* init_command(InspIRCd* Instance)
+{
+	return new CommandIson(Instance);
+}
+
+/** Handle /ISON
+ */
+CmdResult CommandIson::Handle (const char** parameters, int pcnt, User *user)
+{
+	std::map<User*,User*> ison_already;
+	User *u;
+	std::string reply = std::string("303 ") + user->nick + " :";
+
+	for (int i = 0; i < pcnt; i++)
+	{
+		u = ServerInstance->FindNick(parameters[i]);
+		if (ison_already.find(u) != ison_already.end())
+			continue;
+
+		if (u)
+		{
+			if (u->Visibility && !u->Visibility->VisibleTo(user))
+				continue;
+
+			reply.append(u->nick).append(" ");
+			if (reply.length() > 450)
+			{
+				user->WriteServ(reply);
+				reply = std::string("303 ") + user->nick + " :";
+			}
+			ison_already[u] = u;
+		}
+		else
+		{
+			if ((i == pcnt-1) && (strchr(parameters[i],' ')))
+			{
+				/* Its a space seperated list of nicks (RFC1459 says to support this)
+				 */
+				irc::spacesepstream list(parameters[i]);
+				std::string item;
+
+				while (list.GetToken(item))
+				{
+					u = ServerInstance->FindNick(item);
+					if (ison_already.find(u) != ison_already.end())
+						continue;
+
+					if (u)
+					{
+						if (u->Visibility && !u->Visibility->VisibleTo(user))
+							continue;
+
+						reply.append(u->nick).append(" ");
+						if (reply.length() > 450)
+						{
+							user->WriteServ(reply);
+							reply = std::string("303 ") + user->nick + " :";
+						}
+						ison_already[u] = u;
+					}
+				}
+			}
+		}
+	}
+
+	if (!reply.empty())
+		user->WriteServ(reply);
+
+	return CMD_SUCCESS;
+}
+