]> git.netwichtig.de Git - user/henk/code/inspircd.git/blobdiff - src/command_parse.cpp
Use iostream instead of C-style file operations.
[user/henk/code/inspircd.git] / src / command_parse.cpp
index d386337f2e9567b7ea235f868821db42eaf53ef1..7bedcd71e39cbfed403c91ae0f1005d88246cb15 100644 (file)
@@ -181,7 +181,7 @@ CmdResult CommandParser::CallHandler(const std::string &commandname, const std::
        return CMD_INVALID;
 }
 
-bool CommandParser::ProcessCommand(LocalUser *user, std::string &cmd)
+void CommandParser::ProcessCommand(LocalUser *user, std::string &cmd)
 {
        std::vector<std::string> command_p;
        irc::tokenstream tokens(cmd);
@@ -196,29 +196,27 @@ bool CommandParser::ProcessCommand(LocalUser *user, std::string &cmd)
        if (command[0] == ':')
                tokens.GetToken(command);
 
-       while (tokens.GetToken(token) && (command_p.size() <= MAXPARAMETERS))
+       while (tokens.GetToken(token))
                command_p.push_back(token);
 
        std::transform(command.begin(), command.end(), command.begin(), ::toupper);
 
        /* find the command, check it exists */
-       Commandtable::iterator cm = cmdlist.find(command);
+       Command* handler = GetHandler(command);
 
        /* Modify the user's penalty regardless of whether or not the command exists */
-       bool do_more = true;
        if (!user->HasPrivPermission("users/flood/no-throttle"))
        {
                // If it *doesn't* exist, give it a slightly heftier penalty than normal to deter flooding us crap
-               user->CommandFloodPenalty += cm != cmdlist.end() ? cm->second->Penalty * 1000 : 2000;
+               user->CommandFloodPenalty += handler ? handler->Penalty * 1000 : 2000;
        }
 
-
-       if (cm == cmdlist.end())
+       if (!handler)
        {
                ModResult MOD_RESULT;
                FIRST_MOD_RESULT(OnPreCommand, MOD_RESULT, (command, command_p, user, false, cmd));
                if (MOD_RESULT == MOD_RES_DENY)
-                       return true;
+                       return;
 
                /*
                 * This double lookup is in case a module (abbreviation) wishes to change a command.
@@ -227,17 +225,19 @@ bool CommandParser::ProcessCommand(LocalUser *user, std::string &cmd)
                 * Thanks dz for making me actually understand why this is necessary!
                 * -- w00t
                 */
-               cm = cmdlist.find(command);
-               if (cm == cmdlist.end())
+               handler = GetHandler(command);
+               if (!handler)
                {
                        if (user->registered == REG_ALL)
                                user->WriteNumeric(ERR_UNKNOWNCOMMAND, "%s %s :Unknown command",user->nick.c_str(),command.c_str());
                        ServerInstance->stats->statsUnknown++;
-                       return true;
+                       return;
                }
        }
 
-       if (cm->second->max_params && command_p.size() > cm->second->max_params)
+       // If we were given more parameters than max_params then append the excess parameter(s)
+       // to command_p[maxparams-1], i.e. to the last param that is still allowed
+       if (handler->max_params && command_p.size() > handler->max_params)
        {
                /*
                 * command_p input (assuming max_params 1):
@@ -246,32 +246,21 @@ bool CommandParser::ProcessCommand(LocalUser *user, std::string &cmd)
                 *      a
                 *      test
                 */
-               std::string lparam;
 
-               /*
-                * The '-1' here is a clever trick, we'll go backwards throwing everything into a temporary param
-                * and then just toss that into the array.
-                * -- w00t
-                */
-               while (command_p.size() > (cm->second->max_params - 1))
-               {
-                       // BE CAREFUL: .end() returns past the end of the vector, hence decrement.
-                       std::vector<std::string>::iterator it = --command_p.end();
+               // Iterator to the last parameter that will be kept
+               const std::vector<std::string>::iterator lastkeep = command_p.begin() + (handler->max_params - 1);
+               // Iterator to the first excess parameter
+               const std::vector<std::string>::iterator firstexcess = lastkeep + 1;
 
-                       lparam.insert(0, " " + *(it));
-                       command_p.erase(it); // remove last element
+               // Append all excess parameter(s) to the last parameter, seperated by spaces
+               for (std::vector<std::string>::const_iterator i = firstexcess; i != command_p.end(); ++i)
+               {
+                       lastkeep->push_back(' ');
+                       lastkeep->append(*i);
                }
 
-               /* we now have (each iteration):
-                *      ' test'
-                *      ' a test'
-                *      ' is a test' <-- final string
-                * ...now remove the ' ' at the start...
-                */
-               lparam.erase(lparam.begin());
-
-               /* param is now 'is a test', which is exactly what we wanted! */
-               command_p.push_back(lparam);
+               // Erase the excess parameter(s)
+               command_p.erase(firstexcess, command_p.end());
        }
 
        /*
@@ -281,26 +270,28 @@ bool CommandParser::ProcessCommand(LocalUser *user, std::string &cmd)
        ModResult MOD_RESULT;
        FIRST_MOD_RESULT(OnPreCommand, MOD_RESULT, (command, command_p, user, false, cmd));
        if (MOD_RESULT == MOD_RES_DENY)
-               return true;
+               return;
 
        /* activity resets the ping pending timer */
        user->nping = ServerInstance->Time() + user->MyClass->GetPingTime();
 
-       if (cm->second->flags_needed)
+       if (handler->flags_needed)
        {
-               if (!user->IsModeSet(cm->second->flags_needed))
+               if (!user->IsModeSet(handler->flags_needed))
                {
                        user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - You do not have the required operator privileges",user->nick.c_str());
-                       return do_more;
+                       return;
                }
+
                if (!user->HasPermission(command))
                {
                        user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - Oper type %s does not have access to command %s",
                                user->nick.c_str(), user->oper->name.c_str(), command.c_str());
-                       return do_more;
+                       return;
                }
        }
-       if ((user->registered == REG_ALL) && (!user->IsOper()) && (cm->second->IsDisabled()))
+
+       if ((user->registered == REG_ALL) && (!user->IsOper()) && (handler->IsDisabled()))
        {
                /* command is disabled! */
                if (ServerInstance->Config->DisabledDontExist)
@@ -315,42 +306,40 @@ bool CommandParser::ProcessCommand(LocalUser *user, std::string &cmd)
 
                ServerInstance->SNO->WriteToSnoMask('t', "%s denied for %s (%s@%s)",
                                command.c_str(), user->nick.c_str(), user->ident.c_str(), user->host.c_str());
-               return do_more;
+               return;
        }
 
-       if ((!command_p.empty()) && (command_p.back().empty()) && (!cm->second->allow_empty_last_param))
+       if ((!command_p.empty()) && (command_p.back().empty()) && (!handler->allow_empty_last_param))
                command_p.pop_back();
 
-       if (command_p.size() < cm->second->min_params)
+       if (command_p.size() < handler->min_params)
        {
                user->WriteNumeric(ERR_NEEDMOREPARAMS, "%s %s :Not enough parameters.", user->nick.c_str(), command.c_str());
-               if ((ServerInstance->Config->SyntaxHints) && (user->registered == REG_ALL) && (cm->second->syntax.length()))
-                       user->WriteNumeric(RPL_SYNTAX, "%s :SYNTAX %s %s", user->nick.c_str(), cm->second->name.c_str(), cm->second->syntax.c_str());
-               return do_more;
+               if ((ServerInstance->Config->SyntaxHints) && (user->registered == REG_ALL) && (handler->syntax.length()))
+                       user->WriteNumeric(RPL_SYNTAX, "%s :SYNTAX %s %s", user->nick.c_str(), handler->name.c_str(), handler->syntax.c_str());
+               return;
        }
-       if ((user->registered != REG_ALL) && (!cm->second->WorksBeforeReg()))
+
+       if ((user->registered != REG_ALL) && (!handler->WorksBeforeReg()))
        {
                user->WriteNumeric(ERR_NOTREGISTERED, "%s :You have not registered",command.c_str());
-               return do_more;
        }
        else
        {
                /* passed all checks.. first, do the (ugly) stats counters. */
-               cm->second->use_count++;
-               cm->second->total_bytes += cmd.length();
+               handler->use_count++;
 
                /* module calls too */
                FIRST_MOD_RESULT(OnPreCommand, MOD_RESULT, (command, command_p, user, true, cmd));
                if (MOD_RESULT == MOD_RES_DENY)
-                       return do_more;
+                       return;
 
                /*
                 * WARNING: be careful, the user may be deleted soon
                 */
-               CmdResult result = cm->second->Handle(command_p, user);
+               CmdResult result = handler->Handle(command_p, user);
 
                FOREACH_MOD(I_OnPostCommand,OnPostCommand(command, command_p, user, result,cmd));
-               return do_more;
        }
 }
 
@@ -366,14 +355,14 @@ Command::~Command()
        ServerInstance->Parser->RemoveCommand(this);
 }
 
-bool CommandParser::ProcessBuffer(std::string &buffer,LocalUser *user)
+void CommandParser::ProcessBuffer(std::string &buffer,LocalUser *user)
 {
        if (!user || buffer.empty())
-               return true;
+               return;
 
        ServerInstance->Logs->Log("USERINPUT", LOG_RAWIO, "C[%s] I :%s %s",
                user->uuid.c_str(), user->nick.c_str(), buffer.c_str());
-       return ProcessCommand(user,buffer);
+       ProcessCommand(user,buffer);
 }
 
 bool CommandParser::AddCommand(Command *f)
@@ -389,7 +378,6 @@ bool CommandParser::AddCommand(Command *f)
 
 CommandParser::CommandParser()
 {
-       para.resize(128);
 }
 
 int CommandParser::TranslateUIDs(const std::vector<TranslateType> to, const std::vector<std::string> &source, std::string &dest, bool prefix_final, Command* custom_translator)
@@ -451,7 +439,6 @@ int CommandParser::TranslateUIDs(const std::vector<TranslateType> to, const std:
 int CommandParser::TranslateUIDs(TranslateType to, const std::string &source, std::string &dest)
 {
        User* user = NULL;
-       std::string item;
        int translations = 0;
        dest.clear();