-/* +------------------------------------+\r * | Inspire Internet Relay Chat Daemon |\r * +------------------------------------+\r *\r * InspIRCd: (C) 2002-2007 InspIRCd Development Team\r * See: http://www.inspircd.org/wiki/index.php/Credits\r *\r * This program is free but copyrighted software; see\r * the file COPYING for details.\r *\r * ---------------------------------------------------\r */\r\r#include "inspircd.h"\r#include "configreader.h"\r#include <algorithm>\r#include "users.h"\r#include "modules.h"\r#include "wildcard.h"\r#include "xline.h"\r#include "socketengine.h"\r#include "socket.h"\r#include "command_parse.h"\r\r/* Directory Searching for Unix-Only */\r#ifndef WIN32\r#include <dirent.h>\r#include <dlfcn.h>\r#endif\r\rbool InspIRCd::ULine(const char* server)\r{\r if (!server)\r return false;\r if (!*server)\r return true;\r\r return (Config->ulines.find(server) != Config->ulines.end());\r}\r\rbool InspIRCd::SilentULine(const char* server)\r{\r std::map<irc::string,bool>::iterator n = Config->ulines.find(server);\r if (n != Config->ulines.end())\r return n->second;\r else return false;\r}\r\rint InspIRCd::OperPassCompare(const char* data,const char* input, int tagnumber)\r{\r int MOD_RESULT = 0;\r FOREACH_RESULT_I(this,I_OnOperCompare,OnOperCompare(data, input, tagnumber))\r if (MOD_RESULT == 1)\r return 0;\r if (MOD_RESULT == -1)\r return 1;\r return strcmp(data,input);\r}\r\rstd::string InspIRCd::TimeString(time_t curtime)\r{\r return std::string(ctime(&curtime),24);\r}\r\r/** Refactored by Brain, Jun 2007. Much faster with some clever O(1) array\r * lookups and pointer maths.\r */\rlong InspIRCd::Duration(const std::string &str)\r{\r unsigned char multiplier = 0;\r long total = 0;\r long times = 1;\r long subtotal = 0;\r\r /* Iterate each item in the string, looking for number or multiplier */\r for (std::string::const_reverse_iterator i = str.rbegin(); i != str.rend(); ++i)\r {\r /* Found a number, queue it onto the current number */\r if ((*i >= '0') && (*i <= '9'))\r {\r subtotal = subtotal + ((*i - '0') * times);\r times = times * 10;\r }\r else\r {\r /* Found something thats not a number, find out how much\r * it multiplies the built up number by, multiply the total\r * and reset the built up number.\r */\r if (subtotal)\r total += subtotal * duration_multi[multiplier];\r\r /* Next subtotal please */\r subtotal = 0;\r multiplier = *i;\r times = 1;\r }\r }\r if (multiplier)\r {\r total += subtotal * duration_multi[multiplier];\r subtotal = 0;\r }\r /* Any trailing values built up are treated as raw seconds */\r return total + subtotal;\r}\r\r/* LoopCall is used to call a command classes handler repeatedly based on the contents of a comma seperated list.\r * There are two overriden versions of this method, one of which takes two potential lists and the other takes one.\r * We need a version which takes two potential lists for JOIN, because a JOIN may contain two lists of items at once,\r * the channel names and their keys as follows:\r * JOIN #chan1,#chan2,#chan3 key1,,key3\r * Therefore, we need to deal with both lists concurrently. The first instance of this method does that by creating\r * two instances of irc::commasepstream and reading them both together until the first runs out of tokens.\r * The second version is much simpler and just has the one stream to read, and is used in NAMES, WHOIS, PRIVMSG etc.\r * Both will only parse until they reach ServerInstance->Config->MaxTargets number of targets, to stop abuse via spam.\r */\rint CommandParser::LoopCall(userrec* user, command_t* CommandObj, const char** parameters, int pcnt, unsigned int splithere, unsigned int extra)\r{\r /* First check if we have more than one item in the list, if we don't we return zero here and the handler\r * which called us just carries on as it was.\r */\r if (!strchr(parameters[splithere],','))\r return 0;\r\r /** Some lame ircds will weed out dupes using some shitty O(n^2) algorithm.\r * By using std::map (thanks for the idea w00t) we can cut this down a ton.\r * ...VOOODOOOO!\r */\r std::map<irc::string, bool> dupes;\r\r /* Create two lists, one for channel names, one for keys\r */\r irc::commasepstream items1(parameters[splithere]);\r irc::commasepstream items2(parameters[extra]);\r std::string item("*");\r unsigned int max = 0;\r\r /* Attempt to iterate these lists and call the command objech\r * which called us, for every parameter pair until there are\r * no more left to parse.\r */\r while (((item = items1.GetToken()) != "") && (max++ < ServerInstance->Config->MaxTargets))\r {\r if (dupes.find(item.c_str()) == dupes.end())\r {\r const char* new_parameters[127];\r\r for (int t = 0; (t < pcnt) && (t < 127); t++)\r new_parameters[t] = parameters[t];\r\r std::string extrastuff = items2.GetToken();\r\r new_parameters[splithere] = item.c_str();\r new_parameters[extra] = extrastuff.c_str();\r\r CommandObj->Handle(new_parameters,pcnt,user);\r\r dupes[item.c_str()] = true;\r }\r }\r return 1;\r}\r\rint CommandParser::LoopCall(userrec* user, command_t* CommandObj, const char** parameters, int pcnt, unsigned int splithere)\r{\r /* First check if we have more than one item in the list, if we don't we return zero here and the handler\r * which called us just carries on as it was.\r */\r if (!strchr(parameters[splithere],','))\r return 0;\r\r std::map<irc::string, bool> dupes;\r\r /* Only one commasepstream here */\r irc::commasepstream items1(parameters[splithere]);\r std::string item("*");\r unsigned int max = 0;\r\r /* Parse the commasepstream until there are no tokens remaining.\r * Each token we parse out, call the command handler that called us\r * with it\r */\r while (((item = items1.GetToken()) != "") && (max++ < ServerInstance->Config->MaxTargets))\r {\r if (dupes.find(item.c_str()) == dupes.end())\r {\r const char* new_parameters[127];\r\r for (int t = 0; (t < pcnt) && (t < 127); t++)\r new_parameters[t] = parameters[t];\r\r new_parameters[splithere] = item.c_str();\r\r parameters[splithere] = item.c_str();\r\r /* Execute the command handler over and over. If someone pulls our user\r * record out from under us (e.g. if we /kill a comma sep list, and we're\r * in that list ourselves) abort if we're gone.\r */\r CommandObj->Handle(new_parameters,pcnt,user);\r\r dupes[item.c_str()] = true;\r }\r }\r /* By returning 1 we tell our caller that nothing is to be done,\r * as all the previous calls handled the data. This makes the parent\r * return without doing any processing.\r */\r return 1;\r}\r\rbool CommandParser::IsValidCommand(const std::string &commandname, int pcnt, userrec * user)\r{\r command_table::iterator n = cmdlist.find(commandname);\r\r if (n != cmdlist.end())\r {\r if ((pcnt>=n->second->min_params) && (n->second->source != "<core>"))\r {\r if ((!n->second->flags_needed) || (user->modes[n->second->flags_needed-65]))\r {\r if (n->second->flags_needed)\r {\r return ((user->HasPermission(commandname)) || (ServerInstance->ULine(user->server)));\r }\r return true;\r }\r }\r }\r return false;\r}\r\rcommand_t* CommandParser::GetHandler(const std::string &commandname)\r{\r command_table::iterator n = cmdlist.find(commandname);\r if (n != cmdlist.end())\r return n->second;\r\r return NULL;\r}\r\r// calls a handler function for a command\r\rCmdResult CommandParser::CallHandler(const std::string &commandname,const char** parameters, int pcnt, userrec *user)\r{\r command_table::iterator n = cmdlist.find(commandname);\r\r if (n != cmdlist.end())\r {\r if (pcnt >= n->second->min_params)\r {\r if ((!n->second->flags_needed) || (user->modes[n->second->flags_needed-65]))\r {\r if (n->second->flags_needed)\r {\r if ((user->HasPermission(commandname)) || (!IS_LOCAL(user)))\r {\r return n->second->Handle(parameters,pcnt,user);\r }\r }\r else\r {\r return n->second->Handle(parameters,pcnt,user);\r }\r }\r }\r }\r return CMD_INVALID;\r}\r\rvoid CommandParser::ProcessCommand(userrec *user, std::string &cmd)\r{\r const char *command_p[127];\r int items = 0;\r irc::tokenstream tokens(cmd);\r std::string command;\r tokens.GetToken(command);\r\r /* A client sent a nick prefix on their command (ick)\r * rhapsody and some braindead bouncers do this --\r * the rfc says they shouldnt but also says the ircd should\r * discard it if they do.\r */\r if (*command.c_str() == ':')\r tokens.GetToken(command);\r\r while (tokens.GetToken(para[items]) && (items < 127))\r {\r command_p[items] = para[items].c_str();\r items++;\r }\r\r std::transform(command.begin(), command.end(), command.begin(), ::toupper);\r \r int MOD_RESULT = 0;\r FOREACH_RESULT(I_OnPreCommand,OnPreCommand(command,command_p,items,user,false,cmd));\r if (MOD_RESULT == 1) {\r return;\r }\r\r command_table::iterator cm = cmdlist.find(command);\r \r if (cm != cmdlist.end())\r {\r if (user)\r {\r /* activity resets the ping pending timer */\r user->nping = ServerInstance->Time() + user->pingmax;\r if (cm->second->flags_needed)\r {\r if (!user->IsModeSet(cm->second->flags_needed))\r {\r user->WriteServ("481 %s :Permission Denied - You do not have the required operator privileges",user->nick);\r return;\r }\r if (!user->HasPermission(command))\r {\r user->WriteServ("481 %s :Permission Denied - Oper type %s does not have access to command %s",user->nick,user->oper,command.c_str());\r return;\r }\r }\r if ((user->registered == REG_ALL) && (!IS_OPER(user)) && (cm->second->IsDisabled()))\r {\r /* command is disabled! */\r user->WriteServ("421 %s %s :This command has been disabled.",user->nick,command.c_str());\r return;\r }\r if (items < cm->second->min_params)\r {\r user->WriteServ("461 %s %s :Not enough parameters.", user->nick, command.c_str());\r /* If syntax is given, display this as the 461 reply */\r if ((ServerInstance->Config->SyntaxHints) && (user->registered == REG_ALL) && (cm->second->syntax.length()))\r user->WriteServ("304 %s :SYNTAX %s %s", user->nick, cm->second->command.c_str(), cm->second->syntax.c_str());\r return;\r }\r if ((user->registered == REG_ALL) || (cm->second->WorksBeforeReg()))\r {\r /* ikky /stats counters */\r cm->second->use_count++;\r cm->second->total_bytes += cmd.length();\r\r int MOD_RESULT = 0;\r FOREACH_RESULT(I_OnPreCommand,OnPreCommand(command,command_p,items,user,true,cmd));\r if (MOD_RESULT == 1)\r return;\r\r /*\r * WARNING: nothing may come after the\r * command handler call, as the handler\r * may free the user structure!\r */\r CmdResult result = cm->second->Handle(command_p,items,user);\r\r FOREACH_MOD(I_OnPostCommand,OnPostCommand(command, command_p, items, user, result,cmd));\r return;\r }\r else\r {\r user->WriteServ("451 %s :You have not registered",command.c_str());\r return;\r }\r }\r }\r else if (user)\r {\r ServerInstance->stats->statsUnknown++;\r user->WriteServ("421 %s %s :Unknown command",user->nick,command.c_str());\r }\r}\r\rbool CommandParser::RemoveCommands(const char* source)\r{\r command_table::iterator i,safei;\r for (i = cmdlist.begin(); i != cmdlist.end(); i++)\r {\r safei = i;\r safei++;\r if (safei != cmdlist.end())\r {\r RemoveCommand(safei, source);\r }\r }\r safei = cmdlist.begin();\r if (safei != cmdlist.end())\r {\r RemoveCommand(safei, source);\r }\r return true;\r}\r\rvoid CommandParser::RemoveCommand(command_table::iterator safei, const char* source)\r{\r command_t* x = safei->second;\r if (x->source == std::string(source))\r {\r cmdlist.erase(safei);\r delete x;\r }\r}\r\rvoid CommandParser::ProcessBuffer(std::string &buffer,userrec *user)\r{\r std::string::size_type a;\r\r if (!user)\r return;\r\r while ((a = buffer.rfind("\n")) != std::string::npos)\r buffer.erase(a);\r while ((a = buffer.rfind("\r")) != std::string::npos)\r buffer.erase(a);\r\r if (buffer.length())\r {\r if (!user->muted)\r {\r ServerInstance->Log(DEBUG,"C[%d] -> :%s %s",user->GetFd(), user->nick, buffer.c_str());\r this->ProcessCommand(user,buffer);\r }\r }\r}\r\rbool CommandParser::CreateCommand(command_t *f, void* so_handle)\r{\r if (so_handle)\r {\r if (RFCCommands.find(f->command) == RFCCommands.end())\r RFCCommands[f->command] = so_handle;\r else\r {\r ServerInstance->Log(DEFAULT,"ERK! Somehow, we loaded a cmd_*.so file twice! Only the first instance is being recorded.");\r return false;\r }\r }\r\r /* create the command and push it onto the table */\r if (cmdlist.find(f->command) == cmdlist.end())\r {\r cmdlist[f->command] = f;\r return true;\r }\r else return false;\r}\r\rCommandParser::CommandParser(InspIRCd* Instance) : ServerInstance(Instance)\r{\r para.resize(128);\r this->SetupCommandTable();\r}\r\rbool CommandParser::FindSym(void** v, void* h)\r{\r *v = dlsym(h, "init_command");\r const char* err = dlerror();\r if (err && !(*v))\r {\r ServerInstance->Log(SPARSE, "Error loading core command: %s\n", err);\r return false;\r }\r return true;\r}\r\rbool CommandParser::ReloadCommand(const char* cmd)\r{\r char filename[MAXBUF];\r char commandname[MAXBUF];\r int y = 0;\r\r for (const char* x = cmd; *x; x++, y++)\r commandname[y] = toupper(*x);\r\r commandname[y] = 0;\r\r SharedObjectList::iterator command = RFCCommands.find(commandname);\r\r if (command != RFCCommands.end())\r {\r command_t* cmdptr = cmdlist.find(commandname)->second;\r cmdlist.erase(cmdlist.find(commandname));\r\r for (char* x = commandname; *x; x++)\r *x = tolower(*x);\r\r\r delete cmdptr;\r dlclose(command->second);\r RFCCommands.erase(command);\r\r snprintf(filename, MAXBUF, "cmd_%s.so", commandname);\r this->LoadCommand(filename);\r\r return true;\r }\r\r return false;\r}\r\rCmdResult cmd_reload::Handle(const char** parameters, int pcnt, userrec *user)\r{\r user->WriteServ("NOTICE %s :*** Reloading command '%s'",user->nick, parameters[0]);\r if (ServerInstance->Parser->ReloadCommand(parameters[0]))\r {\r user->WriteServ("NOTICE %s :*** Successfully reloaded command '%s'", user->nick, parameters[0]);\r ServerInstance->WriteOpers("*** RELOAD: %s reloaded the '%s' command.", user->nick, parameters[0]);\r return CMD_SUCCESS;\r }\r else\r {\r user->WriteServ("NOTICE %s :*** Could not reload command '%s'", user->nick, parameters[0]);\r return CMD_FAILURE;\r }\r}\r\rvoid CommandParser::LoadCommand(const char* name)\r{\r char filename[MAXBUF];\r void* h;\r command_t* (*cmd_factory_func)(InspIRCd*);\r\r snprintf(filename, MAXBUF, "%s/%s", LIBRARYDIR, name);\r h = dlopen(filename, RTLD_NOW | RTLD_GLOBAL);\r\r if (!h)\r {\r ServerInstance->Log(SPARSE, "Error loading core command: %s", dlerror());\r return;\r }\r\r if (this->FindSym((void **)&cmd_factory_func, h))\r {\r command_t* newcommand = cmd_factory_func(ServerInstance);\r this->CreateCommand(newcommand, h);\r }\r}\r\rvoid CommandParser::SetupCommandTable()\r{\r RFCCommands.clear();\r\r printf("\nLoading core commands");\r fflush(stdout);\r\r DIR* library = opendir(LIBRARYDIR);\r if (library)\r {\r dirent* entry = NULL;\r while ((entry = readdir(library)))\r {\r if (match(entry->d_name, "cmd_*.so"))\r {\r printf(".");\r fflush(stdout);\r this->LoadCommand(entry->d_name);\r }\r }\r closedir(library);\r printf("\n");\r }\r\r this->CreateCommand(new cmd_reload(ServerInstance));\r}\r\r
\ No newline at end of file
+/* +------------------------------------+
+ * | 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"
+#include "xline.h"
+#include "socketengine.h"
+#include "socket.h"
+#include "command_parse.h"
+#include "exitcodes.h"
+
+/* Directory Searching for Unix-Only */
+#ifndef WIN32
+#include <dirent.h>
+#include <dlfcn.h>
+#endif
+
+int InspIRCd::PassCompare(Extensible* ex, const std::string &data, const std::string &input, const std::string &hashtype)
+{
+ ModResult res;
+ FIRST_MOD_RESULT(OnPassCompare, res, (ex, data, input, hashtype));
+
+ /* Module matched */
+ if (res == MOD_RES_ALLOW)
+ return 0;
+
+ /* Module explicitly didnt match */
+ if (res == MOD_RES_DENY)
+ return 1;
+
+ /* We dont handle any hash types except for plaintext - Thanks tra26 */
+ if (hashtype != "" && hashtype != "plaintext")
+ /* See below. 1 because they dont match */
+ return 1;
+
+ return (data != input); // this seems back to front, but returns 0 if they *match*, 1 else
+}
+
+/* LoopCall is used to call a command classes handler repeatedly based on the contents of a comma seperated list.
+ * There are two overriden versions of this method, one of which takes two potential lists and the other takes one.
+ * We need a version which takes two potential lists for JOIN, because a JOIN may contain two lists of items at once,
+ * the channel names and their keys as follows:
+ * JOIN #chan1,#chan2,#chan3 key1,,key3
+ * Therefore, we need to deal with both lists concurrently. The first instance of this method does that by creating
+ * two instances of irc::commasepstream and reading them both together until the first runs out of tokens.
+ * The second version is much simpler and just has the one stream to read, and is used in NAMES, WHOIS, PRIVMSG etc.
+ * Both will only parse until they reach ServerInstance->Config->MaxTargets number of targets, to stop abuse via spam.
+ */
+int CommandParser::LoopCall(User* user, Command* CommandObj, const std::vector<std::string>& parameters, unsigned int splithere, unsigned int extra)
+{
+ if (splithere >= parameters.size())
+ return 0;
+
+ /* First check if we have more than one item in the list, if we don't we return zero here and the handler
+ * which called us just carries on as it was.
+ */
+ if (parameters[splithere].find(',') == std::string::npos)
+ return 0;
+
+ /** Some lame ircds will weed out dupes using some shitty O(n^2) algorithm.
+ * By using std::set (thanks for the idea w00t) we can cut this down a ton.
+ * ...VOOODOOOO!
+ */
+ std::set<irc::string> dupes;
+
+ /* Create two lists, one for channel names, one for keys
+ */
+ irc::commasepstream items1(parameters[splithere]);
+ irc::commasepstream items2(parameters[extra]);
+ std::string extrastuff;
+ std::string item;
+ unsigned int max = 0;
+
+ /* Attempt to iterate these lists and call the command objech
+ * which called us, for every parameter pair until there are
+ * no more left to parse.
+ */
+ while (items1.GetToken(item) && (max++ < ServerInstance->Config->MaxTargets))
+ {
+ if (dupes.find(item.c_str()) == dupes.end())
+ {
+ std::vector<std::string> new_parameters;
+
+ for (unsigned int t = 0; (t < parameters.size()) && (t < MAXPARAMETERS); t++)
+ new_parameters.push_back(parameters[t]);
+
+ if (!items2.GetToken(extrastuff))
+ extrastuff = "";
+
+ new_parameters[splithere] = item.c_str();
+ new_parameters[extra] = extrastuff.c_str();
+
+ CommandObj->Handle(new_parameters, user);
+
+ dupes.insert(item.c_str());
+ }
+ }
+ return 1;
+}
+
+int CommandParser::LoopCall(User* user, Command* CommandObj, const std::vector<std::string>& parameters, unsigned int splithere)
+{
+ if (splithere >= parameters.size())
+ return 0;
+
+ /* First check if we have more than one item in the list, if we don't we return zero here and the handler
+ * which called us just carries on as it was.
+ */
+ if (parameters[splithere].find(',') == std::string::npos)
+ return 0;
+
+ std::set<irc::string> dupes;
+
+ /* Only one commasepstream here */
+ irc::commasepstream items1(parameters[splithere]);
+ std::string item;
+ unsigned int max = 0;
+
+ /* Parse the commasepstream until there are no tokens remaining.
+ * Each token we parse out, call the command handler that called us
+ * with it
+ */
+ while (items1.GetToken(item) && (max++ < ServerInstance->Config->MaxTargets))
+ {
+ if (dupes.find(item.c_str()) == dupes.end())
+ {
+ std::vector<std::string> new_parameters;
+
+ for (unsigned int t = 0; (t < parameters.size()) && (t < MAXPARAMETERS); t++)
+ new_parameters.push_back(parameters[t]);
+
+ new_parameters[splithere] = item.c_str();
+
+ /* Execute the command handler. */
+ CommandObj->Handle(new_parameters, user);
+
+ dupes.insert(item.c_str());
+ }
+ }
+ /* By returning 1 we tell our caller that nothing is to be done,
+ * as all the previous calls handled the data. This makes the parent
+ * return without doing any processing.
+ */
+ return 1;
+}
+
+bool CommandParser::IsValidCommand(const std::string &commandname, unsigned int pcnt, User * user)
+{
+ Commandtable::iterator n = cmdlist.find(commandname);
+
+ if (n != cmdlist.end())
+ {
+ if ((pcnt >= n->second->min_params))
+ {
+ if (IS_LOCAL(user) && n->second->flags_needed)
+ {
+ if (user->IsModeSet(n->second->flags_needed))
+ {
+ return (user->HasPermission(commandname));
+ }
+ }
+ else
+ {
+ return true;
+ }
+ }
+ }
+ return false;
+}
+
+Command* CommandParser::GetHandler(const std::string &commandname)
+{
+ Commandtable::iterator n = cmdlist.find(commandname);
+ if (n != cmdlist.end())
+ return n->second;
+
+ return NULL;
+}
+
+// calls a handler function for a command
+
+CmdResult CommandParser::CallHandler(const std::string &commandname, const std::vector<std::string>& parameters, User *user)
+{
+ Commandtable::iterator n = cmdlist.find(commandname);
+
+ if (n != cmdlist.end())
+ {
+ if (parameters.size() >= n->second->min_params)
+ {
+ bool bOkay = false;
+
+ if (IS_LOCAL(user) && n->second->flags_needed)
+ {
+ /* if user is local, and flags are needed .. */
+
+ if (user->IsModeSet(n->second->flags_needed))
+ {
+ /* if user has the flags, and now has the permissions, go ahead */
+ if (user->HasPermission(commandname))
+ bOkay = true;
+ }
+ }
+ else
+ {
+ /* remote or no flags required anyway */
+ bOkay = true;
+ }
+
+ if (bOkay)
+ {
+ return n->second->Handle(parameters,user);
+ }
+ }
+ }
+ return CMD_INVALID;
+}
+
+bool CommandParser::ProcessCommand(User *user, std::string &cmd)
+{
+ std::vector<std::string> command_p;
+ irc::tokenstream tokens(cmd);
+ std::string command, token;
+ tokens.GetToken(command);
+
+ /* A client sent a nick prefix on their command (ick)
+ * rhapsody and some braindead bouncers do this --
+ * the rfc says they shouldnt but also says the ircd should
+ * discard it if they do.
+ */
+ if (command[0] == ':')
+ tokens.GetToken(command);
+
+ while (tokens.GetToken(token) && (command_p.size() <= MAXPARAMETERS))
+ 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);
+
+ /* Modify the user's penalty regardless of whether or not the command exists */
+ bool do_more = true;
+ if (IS_LOCAL(user) && !user->HasPrivPermission("users/flood/no-throttle"))
+ {
+ // If it *doesn't* exist, give it a slightly heftier penalty than normal to deter flooding us crap
+ IS_LOCAL(user)->Penalty += cm != cmdlist.end() ? cm->second->Penalty : 2;
+ }
+
+
+ if (cm == cmdlist.end())
+ {
+ ModResult MOD_RESULT;
+ FIRST_MOD_RESULT(OnPreCommand, MOD_RESULT, (command, command_p, user, false, cmd));
+ if (MOD_RESULT == MOD_RES_DENY)
+ return true;
+
+ /*
+ * This double lookup is in case a module (abbreviation) wishes to change a command.
+ * Sure, the double lookup is a bit painful, but bear in mind this only happens for unknowns anyway.
+ *
+ * Thanks dz for making me actually understand why this is necessary!
+ * -- w00t
+ */
+ cm = cmdlist.find(command);
+ if (cm == cmdlist.end())
+ {
+ 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;
+ }
+ }
+
+ if (cm->second->max_params && command_p.size() > cm->second->max_params)
+ {
+ /*
+ * command_p input (assuming max_params 1):
+ * this
+ * is
+ * 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();
+
+ lparam.insert(0, " " + *(it));
+ command_p.erase(it); // remove last element
+ }
+
+ /* 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);
+ }
+
+ /*
+ * We call OnPreCommand here seperately if the command exists, so the magic above can
+ * truncate to max_params if necessary. -- w00t
+ */
+ ModResult MOD_RESULT;
+ FIRST_MOD_RESULT(OnPreCommand, MOD_RESULT, (command, command_p, user, false, cmd));
+ if (MOD_RESULT == MOD_RES_DENY)
+ return true;
+
+ /* activity resets the ping pending timer */
+ LocalUser* luser = IS_LOCAL(user);
+ if (luser)
+ luser->nping = ServerInstance->Time() + luser->MyClass->GetPingTime();
+
+ if (cm->second->flags_needed)
+ {
+ if (!user->IsModeSet(cm->second->flags_needed))
+ {
+ user->WriteNumeric(ERR_NOPRIVILEGES, "%s :Permission Denied - You do not have the required operator privileges",user->nick.c_str());
+ return do_more;
+ }
+ 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(),irc::Spacify(user->oper.c_str()),command.c_str());
+ return do_more;
+ }
+ }
+ if ((user->registered == REG_ALL) && (!IS_OPER(user)) && (cm->second->IsDisabled()))
+ {
+ /* command is disabled! */
+ if (ServerInstance->Config->DisabledDontExist)
+ {
+ user->WriteNumeric(ERR_UNKNOWNCOMMAND, "%s %s :Unknown command",user->nick.c_str(),command.c_str());
+ }
+ else
+ {
+ user->WriteNumeric(ERR_UNKNOWNCOMMAND, "%s %s :This command has been disabled.",
+ user->nick.c_str(), command.c_str());
+ }
+
+ 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;
+ }
+ if (command_p.size() < cm->second->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->command.c_str(), cm->second->syntax.c_str());
+ return do_more;
+ }
+ if ((user->registered != REG_ALL) && (!cm->second->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();
+
+ /* module calls too */
+ FIRST_MOD_RESULT(OnPreCommand, MOD_RESULT, (command, command_p, user, true, cmd));
+ if (MOD_RESULT == MOD_RES_DENY)
+ return do_more;
+
+ /*
+ * WARNING: be careful, the user may be deleted soon
+ */
+ CmdResult result = cm->second->Handle(command_p, user);
+
+ FOREACH_MOD(I_OnPostCommand,OnPostCommand(command, command_p, user, result,cmd));
+ return do_more;
+ }
+}
+
+void CommandParser::RemoveCommand(Command* x)
+{
+ Commandtable::iterator n = cmdlist.find(x->command);
+ if (n != cmdlist.end() && n->second == x)
+ cmdlist.erase(n);
+}
+
+Command::~Command()
+{
+ ServerInstance->Parser->RemoveCommand(this);
+}
+
+bool CommandParser::ProcessBuffer(std::string &buffer,User *user)
+{
+ if (!user || buffer.empty())
+ return true;
+
+ ServerInstance->Logs->Log("USERINPUT", DEBUG, "C[%d] I :%s %s",
+ user->GetFd(), user->nick.c_str(), buffer.c_str());
+ return ProcessCommand(user,buffer);
+}
+
+bool CommandParser::AddCommand(Command *f)
+{
+ /* create the command and push it onto the table */
+ if (cmdlist.find(f->command) == cmdlist.end())
+ {
+ cmdlist[f->command] = f;
+ return true;
+ }
+ return false;
+}
+
+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)
+{
+ std::vector<TranslateType>::const_iterator types = to.begin();
+ User* user = NULL;
+ unsigned int i;
+ int translations = 0;
+ dest.clear();
+
+ for(i=0; i < source.size(); i++)
+ {
+ TranslateType t;
+ std::string item = source[i];
+
+ if (types == to.end())
+ t = TR_TEXT;
+ else
+ {
+ t = *types;
+ types++;
+ }
+
+ if (prefix_final && i == source.size() - 1)
+ dest.append(":");
+
+ switch (t)
+ {
+ case TR_NICK:
+ /* Translate single nickname */
+ user = ServerInstance->FindNick(item);
+ if (user)
+ {
+ dest.append(user->uuid);
+ translations++;
+ }
+ else
+ dest.append(item);
+ break;
+ case TR_CUSTOM:
+ if (custom_translator)
+ custom_translator->EncodeParameter(item, i);
+ dest.append(item);
+ break;
+ case TR_END:
+ case TR_TEXT:
+ default:
+ /* Do nothing */
+ dest.append(item);
+ break;
+ }
+ if (i != source.size() - 1)
+ dest.append(" ");
+ }
+
+ return translations;
+}
+
+int CommandParser::TranslateUIDs(TranslateType to, const std::string &source, std::string &dest)
+{
+ User* user = NULL;
+ std::string item;
+ int translations = 0;
+ dest.clear();
+
+ switch (to)
+ {
+ case TR_NICK:
+ /* Translate single nickname */
+ user = ServerInstance->FindNick(source);
+ if (user)
+ {
+ dest = user->uuid;
+ translations++;
+ }
+ else
+ dest = source;
+ break;
+ case TR_END:
+ case TR_TEXT:
+ default:
+ /* Do nothing */
+ dest = source;
+ break;
+ }
+
+ return translations;
+}