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/* Routines for looking up commands in a *Serv command list.
*
* (C) 2003-2009 Anope Team
* Contact us at team@anope.org
*
* Please read COPYING and README for further details.
*
* Based on the original code of Epona by Lara.
* Based on the original code of Services by Andy Church.
*
* $Id$
*
*/
#include "services.h"
#include "commands.h"
#include "language.h"
#include "hashcomp.h"
/*************************************************************************/
/**
* Return the Command corresponding to the given name, or NULL if no such
* command exists.
* @param list Command struct
* @param cmd Command to look up
* @return Command Struct for the given cmd
*/
Command *lookup_cmd(Command * list, char *cmd)
{
Command *c;
for (c = list; ; c++) {
if (stricmp(c->name.c_str(), cmd) == 0) {
return c;
}
}
return NULL;
}
/*************************************************************************/
/**
* Run the routine for the given command, if it exists and the user has
* privilege to do so; if not, print an appropriate error message.
* @param services Services Client
* @param u User Struct
* @param Command Hash Table
* @param cmd Command
* @return void
*/
void mod_run_cmd(char *service, User * u, CommandHash * cmdTable[], const char *cmd)
{
Command *c = findCommand(cmdTable, cmd);
int retVal = 0;
ChannelInfo *ci;
if (!c)
{
if ((!checkDefCon(DEFCON_SILENT_OPER_ONLY)) || is_oper(u))
{
notice_lang(service, u, UNKNOWN_COMMAND_HELP, cmd, service);
}
return;
}
if ((checkDefCon(DEFCON_OPER_ONLY) || checkDefCon(DEFCON_SILENT_OPER_ONLY)) && !is_oper(u))
{
if (!checkDefCon(DEFCON_SILENT_OPER_ONLY))
{
notice_lang(service, u, OPER_DEFCON_DENIED);
return;
}
}
if (!c->HasFlag(CFLAG_ALLOW_UNREGISTERED))
{
// Command requires registered users only
if (!nick_identified(u))
{
notice_lang(service, u, NICK_IDENTIFY_REQUIRED, s_NickServ);
alog("Access denied for unregistered user %s with service %s and command %s", u->nick, service, cmd);
return;
}
}
else
{
// Check whether or not access string is empty
}
std::vector<std::string> params;
std::string curparam;
char *s = NULL;
while ((s = strtok(NULL, " ")))
{
// - 1 because params[0] corresponds with a maxparam of 1.
if (params.size() >= (c->MaxParams - 1))
{
curparam += s;
curparam += " ";
}
else
{
params.push_back(s);
}
}
if (!curparam.empty())
{
// Remove trailing space
curparam.erase(curparam.size() - 1, curparam.size());
// Add it
params.push_back(curparam);
}
if (params.size() < c->MinParams)
{
c->OnSyntaxError(u);
return;
}
EventReturn MOD_RESULT = EVENT_CONTINUE;
FOREACH_RESULT(I_OnPreCommand, OnPreCommand(u, c->service, c->name, params));
if (MOD_RESULT == EVENT_STOP)
return;
if (params.size() > 0 && !c->HasFlag(CFLAG_STRIP_CHANNEL) && (cmdTable == CHANSERV || cmdTable == BOTSERV))
{
if (ircdproto->IsChannelValid(params[0].c_str()))
{
if ((ci = cs_findchan(params[0].c_str())))
{
if ((ci->flags & CI_FORBIDDEN) && (!c->HasFlag(CFLAG_ALLOW_FORBIDDEN)))
{
notice_lang(service, u, CHAN_X_FORBIDDEN, ci->name);
alog("Access denied for user %s with service %s and command %s because of FORBIDDEN channel %s",
u->nick, service, cmd, ci->name);
return;
}
else if ((ci->flags & CI_SUSPENDED) && (!c->HasFlag(CFLAG_ALLOW_SUSPENDED)))
{
notice_lang(service, u, CHAN_X_FORBIDDEN, ci->name);
alog("Access denied for user %s with service %s and command %s because of SUSPENDED channel %s",
u->nick, service, cmd, ci->name);
return;
}
}
else if (!c->HasFlag(CFLAG_ALLOW_UNREGISTEREDCHANNEL))
{
notice_lang(service, u, CHAN_X_NOT_REGISTERED, params[0].c_str());
return;
}
}
/* A user not giving a channel name for a param that should be a channel */
else
{
notice_lang(service, u, CHAN_X_INVALID, params[0].c_str());
return;
}
}
// If the command requires a permission, and they aren't registered or don't have the required perm, DENIED
if (!c->permission.empty())
{
if (!u->nc->HasPriv(c->permission) && !u->nc->HasCommand(c->permission))
{
notice_lang(service, u, ACCESS_DENIED);
alog("Access denied for user %s with service %s and command %s", u->nick, service, cmd);
return;
}
}
retVal = c->Execute(u, params);
FOREACH_MOD(I_OnPostCommand, OnPostCommand(u, c->service, c->name, params));
}
/*************************************************************************/
/**
* Prints the help message for a given command.
* @param services Services Client
* @param u User Struct
* @param Command Hash Table
* @param cmd Command
* @return void
*/
void mod_help_cmd(char *service, User * u, CommandHash * cmdTable[], const char *cmd)
{
spacesepstream tokens(cmd);
std::string token;
tokens.GetToken(token);
Command *c = findCommand(cmdTable, token.c_str());
ci::string subcommand = tokens.StreamEnd() ? "" : tokens.GetRemaining().c_str();
if (!c || !c->OnHelp(u, subcommand))
notice_lang(service, u, NO_HELP_AVAILABLE, cmd);
}
/*************************************************************************/
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