+/* +------------------------------------+
+ * | 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 "users.h"
+#include "commands/cmd_ison.h"
+
+extern "C" DllExport command_t* init_command(InspIRCd* Instance)
+{
+ return new cmd_ison(Instance);
+}
+
+/** Handle /ISON
+ */
+CmdResult cmd_ison::Handle (const char** parameters, int pcnt, userrec *user)
+{
+ std::map<userrec*,userrec*> ison_already;
+ userrec *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 (((item = list.GetToken()) != ""))
+ {
+ 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;
+ }
+ }
+ }
+ /* There will only be one of these, we can bail after. */
+ break;
+ }
+ }
+
+ if (!reply.empty())
+ user->WriteServ(reply);
+
+ return CMD_SUCCESS;
+}
+