Attempt to revert r11734

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@11735 e03df62e-2008-0410-955e-edbf42e46eb7

1 files changed, 108 insertions, 0 deletions

diff --git a/src/commands/cmd_ison.cpp b/src/commands/cmd_ison.cpp
new file mode 100644
index 000000000..ca7639b58
--- /dev/null
+++ b/src/commands/cmd_ison.cpp
@@ -0,0 +1,108 @@
+/*       +------------------------------------+
+ *       | Inspire Internet Relay Chat Daemon |
+ *       +------------------------------------+
+ *
+ *  InspIRCd: (C) 2002-2009 InspIRCd Development Team
+ * See: http://wiki.inspircd.org/Credits
+ *
+ * This program is free but copyrighted software; see
+ *            the file COPYING for details.
+ *
+ * ---------------------------------------------------
+ */
+
+#include "inspircd.h"
+
+#ifndef __CMD_ISON_H__
+#define __CMD_ISON_H__
+
+// include the common header files
+
+#include "users.h"
+#include "channels.h"
+
+/** Handle /ISON. These command handlers can be reloaded by the core,
+ * and handle basic RFC1459 commands. Commands within modules work
+ * the same way, however, they can be fully unloaded, where these
+ * may not.
+ */
+class CommandIson : public Command
+{
+ public:
+	/** Constructor for ison.
+	 */
+	CommandIson ( Module* parent) : Command(parent,"ISON",0,0) { syntax = "<nick> {nick}"; }
+	/** Handle command.
+	 * @param parameters The parameters to the comamnd
+	 * @param pcnt The number of parameters passed to teh command
+	 * @param user The user issuing the command
+	 * @return A value from CmdResult to indicate command success or failure.
+	 */
+	CmdResult Handle(const std::vector<std::string>& parameters, User *user);
+};
+
+#endif
+
+
+/** Handle /ISON
+ */
+CmdResult CommandIson::Handle (const std::vector<std::string>& parameters, User *user)
+{
+	std::map<User*,User*> ison_already;
+	User *u;
+	std::string reply = std::string("303 ") + user->nick + " :";
+
+	for (unsigned int i = 0; i < parameters.size(); i++)
+	{
+		u = ServerInstance->FindNick(parameters[i]);
+		if (ison_already.find(u) != ison_already.end())
+			continue;
+
+		if (u)
+		{
+			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 == parameters.size() - 1) && (parameters[i].find(' ') != std::string::npos))
+			{
+				/* 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)
+					{
+						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;
+}
+
+
+COMMAND_INIT(CommandIson)