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Diffstat (limited to 'src/cmd_nick.cpp')
| -rw-r--r-- | src/cmd_nick.cpp | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/src/cmd_nick.cpp b/src/cmd_nick.cpp new file mode 100644 index 000000000..83bb96859 --- /dev/null +++ b/src/cmd_nick.cpp @@ -0,0 +1,183 @@ +/* +------------------------------------+ + * | Inspire Internet Relay Chat Daemon | + * +------------------------------------+ + * + * Inspire is copyright (C) 2002-2005 ChatSpike-Dev. + * E-mail: + * <brain.net> + * <Craig.net> + * + * Written by Craig Edwards, Craig McLure, and others. + * This program is free but copyrighted software; see + * the file COPYING for details. + * + * --------------------------------------------------- + */ + +using namespace std; + +#include "inspircd_config.h" +#include "inspircd.h" +#include "inspircd_io.h" +#include <time.h> +#include <string> +#ifdef GCC3 +#include <ext/hash_map> +#else +#include <hash_map> +#endif +#include <map> +#include <sstream> +#include <vector> +#include <deque> +#include "users.h" +#include "ctables.h" +#include "globals.h" +#include "modules.h" +#include "dynamic.h" +#include "wildcard.h" +#include "message.h" +#include "commands.h" +#include "mode.h" +#include "xline.h" +#include "inspstring.h" +#include "dnsqueue.h" +#include "helperfuncs.h" +#include "hashcomp.h" +#include "socketengine.h" +#include "typedefs.h" +#include "command_parse.h" +#include "cmd_nick.h" + +extern ServerConfig* Config; +extern InspIRCd* ServerInstance; +extern int MODCOUNT; +extern std::vector<Module*> modules; +extern std::vector<ircd_module*> factory; +extern time_t TIME; +extern user_hash clientlist; +extern chan_hash chanlist; +extern whowas_hash whowas; +extern std::vector<userrec*> all_opers; +extern std::vector<userrec*> local_users; +extern userrec* fd_ref_table[65536]; + +void cmd_nick::Handle (char **parameters, int pcnt, userrec *user) +{ + if (pcnt < 1) + { + log(DEBUG,"not enough params for handle_nick"); + return; + } + if (!parameters[0]) + { + log(DEBUG,"invalid parameter passed to handle_nick"); + return; + } + if (!parameters[0][0]) + { + log(DEBUG,"zero length new nick passed to handle_nick"); + return; + } + if (!user) + { + log(DEBUG,"invalid user passed to handle_nick"); + return; + } + if (!user->nick) + { + log(DEBUG,"invalid old nick passed to handle_nick"); + return; + } + if (!strcasecmp(user->nick,parameters[0])) + { + log(DEBUG,"old nick is new nick, skipping"); + return; + } + else + { + if (strlen(parameters[0]) > 1) + { + if (parameters[0][0] == ':') + { + *parameters[0]++; + } + } + if (matches_qline(parameters[0])) + { + WriteOpers("*** Q-Lined nickname %s from %s!%s@%s: %s",parameters[0],user->nick,user->ident,user->host,matches_qline(parameters[0])); + WriteServ(user->fd,"432 %s %s :Invalid nickname: %s",user->nick,parameters[0],matches_qline(parameters[0])); + return; + } + if ((Find(parameters[0])) && (Find(parameters[0]) != user)) + { + WriteServ(user->fd,"433 %s %s :Nickname is already in use.",user->nick,parameters[0]); + return; + } + } + if (isnick(parameters[0]) == 0) + { + WriteServ(user->fd,"432 %s %s :Erroneous Nickname",user->nick,parameters[0]); + return; + } + + if (user->registered == 7) + { + int MOD_RESULT = 0; + FOREACH_RESULT(OnUserPreNick(user,parameters[0])); + if (MOD_RESULT) { + // if a module returns true, the nick change is silently forbidden. + return; + } + + WriteCommon(user,"NICK %s",parameters[0]); + + } + + char oldnick[NICKMAX]; + strlcpy(oldnick,user->nick,NICKMAX); + + /* change the nick of the user in the users_hash */ + user = ReHashNick(user->nick, parameters[0]); + /* actually change the nick within the record */ + if (!user) return; + if (!user->nick) return; + + strlcpy(user->nick, parameters[0],NICKMAX); + + log(DEBUG,"new nick set: %s",user->nick); + + if (user->registered < 3) + { + user->registered = (user->registered | 2); + // dont attempt to look up the dns until they pick a nick... because otherwise their pointer WILL change + // and unless we're lucky we'll get a duff one later on. + //user->dns_done = (!lookup_dns(user->nick)); + //if (user->dns_done) + // log(DEBUG,"Aborting dns lookup of %s because dns server experienced a failure.",user->nick); + +#ifdef THREADED_DNS + // initialize their dns lookup thread + if (pthread_create(&user->dnsthread, NULL, dns_task, (void *)user) != 0) + { + log(DEBUG,"Failed to create DNS lookup thread for user %s",user->nick); + } +#else + user->dns_done = (!lookup_dns(user->nick)); + if (user->dns_done) + log(DEBUG,"Aborting dns lookup of %s because dns server experienced a failure.",user->nick); +#endif + + } + if (user->registered == 3) + { + /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */ + FOREACH_MOD OnUserRegister(user); + ConnectUser(user); + } + if (user->registered == 7) + { + FOREACH_MOD OnUserPostNick(user,oldnick); + } +} + |