-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/* +------------------------------------+
+ * | Inspire Internet Relay Chat Daemon |
+ * +------------------------------------+
+ *
+ * InspIRCd: (C) 2002-2008 InspIRCd Development Team
+ * See: http://www.inspircd.org/wiki/index.php/Credits
*
- * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
- * E-mail:
- * <brain@chatspike.net>
- * <Craig@chatspike.net>
- *
- * Written by Craig Edwards, Craig McLure, and others.
* This program is free but copyrighted software; see
- *the file COPYING for details.
+ * the file COPYING for details.
*
* ---------------------------------------------------
*/
-using namespace std;
-
-#include "users.h"
-#include "channels.h"
-#include "modules.h"
-#include "helperfuncs.h"
-#include "commands.h"
#include "inspircd.h"
-#include <vector>
/* $ModDesc: Provides aliases of commands. */
-
-
+/** An alias definition
+ */
class Alias : public classbase
{
public:
- irc::string text;
- std::string replace_with;
- std::string requires;
- bool uline;
+ /** The text of the alias command */
+ irc::string AliasedCommand;
+
+ /** Text to replace with */
+ std::string ReplaceFormat;
+
+ /** Nickname required to perform alias */
+ std::string RequiredNick;
+
+ /** Alias requires ulined server */
+ bool ULineOnly;
+
+ /** Requires oper? */
+ bool OperOnly;
+
+ /* is case sensitive params */
+ bool CaseSensitive;
+
+ /* whether or not it may be executed via fantasy (default OFF) */
+ bool ChannelCommand;
+
+ /* whether or not it may be executed via /command (default ON) */
+ bool UserCommand;
+
+ /** Format that must be matched for use */
+ std::string format;
};
class ModuleAlias : public Module
{
private:
- ConfigReader *MyConf;
- std::vector<Alias> Aliases;
+ /* We cant use a map, there may be multiple aliases with the same name.
+ * We can, however, use a fancy invention: the multimap. Maps a key to one or more values.
+ * -- w00t
+ */
+ std::multimap<std::string, Alias> Aliases;
virtual void ReadAliases()
{
+ ConfigReader MyConf(ServerInstance);
+
Aliases.clear();
-
- for (int i = 0; i < MyConf->Enumerate("alias"); i++)
+ for (int i = 0; i < MyConf.Enumerate("alias"); i++)
{
Alias a;
std::string txt;
- txt = MyConf->ReadValue("alias", "text", i);
- a.text = txt.c_str();
- a.replace_with = MyConf->ReadValue("alias", "replace", i);
- a.requires = MyConf->ReadValue("alias", "requires", i);
-
- a.uline = ((MyConf->ReadValue("alias", "uline", i) == "yes") ||
- (MyConf->ReadValue("alias", "uline", i) == "1") ||
- (MyConf->ReadValue("alias", "uline", i) == "true"));
-
- Aliases.push_back(a);
+ txt = MyConf.ReadValue("alias", "text", i);
+ a.AliasedCommand = txt.c_str();
+ a.ReplaceFormat = MyConf.ReadValue("alias", "replace", i, true);
+ a.RequiredNick = MyConf.ReadValue("alias", "requires", i);
+ a.ULineOnly = MyConf.ReadFlag("alias", "uline", i);
+ a.ChannelCommand = MyConf.ReadFlag("alias", "channelcommand", "no", i);
+ a.UserCommand = MyConf.ReadFlag("alias", "usercommand", "yes", i);
+ a.OperOnly = MyConf.ReadFlag("alias", "operonly", i);
+ a.format = MyConf.ReadValue("alias", "format", i);
+ a.CaseSensitive = MyConf.ReadFlag("alias", "matchcase", i);
+ Aliases.insert(std::make_pair(txt, a));
}
-
}
public:
-
+
ModuleAlias(InspIRCd* Me)
- : Module::Module(Me)
+ : Module(Me)
{
-
- MyConf = new ConfigReader(ServerInstance);
ReadAliases();
- }
+ Me->Modules->Attach(I_OnPreCommand, this);
+ Me->Modules->Attach(I_OnRehash, this);
+ Me->Modules->Attach(I_OnUserPreMessage, this);
- void Implements(char* List)
- {
- List[I_OnPreCommand] = List[I_OnRehash] = 1;
}
virtual ~ModuleAlias()
{
- DELETE(MyConf);
}
virtual Version GetVersion()
{
- return Version(1,0,0,1,VF_VENDOR);
+ return Version("$Id$", VF_VENDOR,API_VERSION);
}
- virtual int OnPreCommand(const std::string &command, const char** parameters, int pcnt, userrec *user, bool validated)
+ std::string GetVar(std::string varname, const std::string &original_line)
{
- userrec *u = NULL;
- irc::string c = command.c_str();
- /* If the command is valid, we dont want to know,
- * and if theyre not registered yet, we dont want
- * to know either
+ irc::spacesepstream ss(original_line);
+ varname.erase(varname.begin());
+ int index = *(varname.begin()) - 48;
+ varname.erase(varname.begin());
+ bool everything_after = (varname == "-");
+ std::string word;
+
+ for (int j = 0; j < index; j++)
+ ss.GetToken(word);
+
+ if (everything_after)
+ {
+ std::string more;
+ while (ss.GetToken(more))
+ {
+ word.append(" ");
+ word.append(more);
+ }
+ }
+
+ return word;
+ }
+
+ void SearchAndReplace(std::string& newline, const std::string &find, const std::string &replace)
+ {
+ std::string::size_type x = newline.find(find);
+ while (x != std::string::npos)
+ {
+ newline.erase(x, find.length());
+ newline.insert(x, replace);
+ x = newline.find(find);
+ }
+ }
+
+ virtual int OnPreCommand(std::string &command, std::vector<std::string> ¶meters, User *user, bool validated, const std::string &original_line)
+ {
+ std::multimap<std::string, Alias>::iterator i;
+
+ /* If theyre not registered yet, we dont want
+ * to know.
*/
- if ((validated) || (user->registered != REG_ALL))
+ if (user->registered != REG_ALL)
return 0;
-
- for (unsigned int i = 0; i < Aliases.size(); i++)
+
+ /* We dont have any commands looking like this? Stop processing. */
+ i = Aliases.find(command);
+ if (i == Aliases.end())
+ return 0;
+
+ irc::string c = command.c_str();
+ /* The parameters for the command in their original form, with the command stripped off */
+ std::string compare = original_line.substr(command.length());
+ while (*(compare.c_str()) == ' ')
+ compare.erase(compare.begin());
+
+ std::string safe(original_line);
+
+ /* Escape out any $ symbols in the user provided text */
+
+ SearchAndReplace(safe, "$", "\r");
+
+ while (i != Aliases.end())
{
- if (Aliases[i].text == c)
+ if (i->second.UserCommand)
{
- if (Aliases[i].requires != "")
- {
- u = ServerInstance->FindNick(Aliases[i].requires);
- if (!u)
- {
- user->WriteServ("401 "+std::string(user->nick)+" "+Aliases[i].requires+" :is currently unavailable. Please try again later.");
- return 1;
- }
- }
- if ((u != NULL) && (Aliases[i].requires != "") && (Aliases[i].uline))
+ if (DoAlias(user, NULL, &(i->second), compare, safe))
{
- if (!ServerInstance->is_uline(u->server))
- {
- ServerInstance->WriteOpers("*** NOTICE -- Service "+Aliases[i].requires+" required by alias "+std::string(Aliases[i].text.c_str())+" is not on a u-lined server, possibly underhanded antics detected!");
- user->WriteServ("401 "+std::string(user->nick)+" "+Aliases[i].requires+" :is an imposter! Please inform an IRC operator as soon as possible.");
- return 1;
- }
+ return 1;
}
- std::string n = "";
- for (int j = 0; j < pcnt; j++)
- {
- if (j)
- n = n + " ";
- n = n + parameters[j];
- }
- /* Final param now in n as one string */
- std::stringstream stuff(Aliases[i].replace_with);
- std::string cmd = "";
- std::string target = "";
- stuff >> cmd;
- stuff >> target;
- const char* para[2];
- para[0] = target.c_str();
- para[1] = n.c_str();
- ServerInstance->CallCommandHandler(cmd,para,2,user);
- return 1;
}
+
+ i++;
}
- return 0;
- }
-
- virtual void OnRehash(const std::string ¶meter)
- {
- DELETE(MyConf);
- MyConf = new ConfigReader(ServerInstance);
-
- ReadAliases();
- }
-};
+ // If aliases have been processed, aliases took it.
+ return 1;
+ }
-class ModuleAliasFactory : public ModuleFactory
-{
- public:
- ModuleAliasFactory()
+ virtual int OnUserPreMessage(User *user, void *dest, int target_type, std::string &text, char status, CUList &exempt_list)
{
+ if (target_type != TYPE_CHANNEL)
+ {
+ ServerInstance->Logs->Log("FANTASY", DEBUG, "fantasy: not a channel msg");
+ return 0;
+ }
+
+ // fcommands are only for local users. Spanningtree will send them back out as their original cmd.
+ if (!IS_LOCAL(user))
+ {
+ ServerInstance->Logs->Log("FANTASY", DEBUG, "fantasy: not local");
+ return 0;
+ }
+
+ Channel *c = (Channel *)dest;
+ std::string fcommand;
+
+ // text is like "!moo cows bite me", we want "!moo" first
+ irc::spacesepstream ss(text);
+ ss.GetToken(fcommand);
+
+ if (fcommand.empty())
+ {
+ ServerInstance->Logs->Log("FANTASY", DEBUG, "fantasy: empty (?)");
+ return 0; // wtfbbq
+ }
+
+ ServerInstance->Logs->Log("FANTASY", DEBUG, "fantasy: looking at fcommand %s", fcommand.c_str());
+
+ // we don't want to touch non-fantasy stuff
+ if (*fcommand.c_str() != '!')
+ {
+ ServerInstance->Logs->Log("FANTASY", DEBUG, "fantasy: not a fcommand");
+ return 0;
+ }
+
+ // nor do we give a shit about the !
+ fcommand.erase(fcommand.begin());
+ std::transform(fcommand.begin(), fcommand.end(), fcommand.begin(), ::toupper);
+ ServerInstance->Logs->Log("FANTASY", DEBUG, "fantasy: now got %s", fcommand.c_str());
+
+
+ std::multimap<std::string, Alias>::iterator i = Aliases.find(fcommand);
+
+ if (i == Aliases.end())
+ return 0;
+
+
+ /* The parameters for the command in their original form, with the command stripped off */
+ std::string compare = text.substr(fcommand.length() + 1);
+ while (*(compare.c_str()) == ' ')
+ compare.erase(compare.begin());
+
+ std::string safe(compare);
+
+ /* Escape out any $ symbols in the user provided text (ugly, but better than crashy) */
+ SearchAndReplace(safe, "$", "\r");
+
+ ServerInstance->Logs->Log("FANTASY", DEBUG, "fantasy: compare is %s and safe is %s", compare.c_str(), safe.c_str());
+
+ while (i != Aliases.end())
+ {
+ if (i->second.ChannelCommand)
+ {
+ if (DoAlias(user, c, &(i->second), compare, safe))
+ return 0;
+ }
+
+ i++;
+ }
+
+ return 0;
}
- ~ModuleAliasFactory()
+
+ int DoAlias(User *user, Channel *c, Alias *a, const std::string compare, const std::string safe)
{
+ User *u = NULL;
+
+ /* Does it match the pattern? */
+ if (!a->format.empty())
+ {
+ if (a->CaseSensitive)
+ {
+ if (InspIRCd::Match(compare, a->format, case_sensitive_map))
+ return 0;
+ }
+ else
+ {
+ if (InspIRCd::Match(compare, a->format))
+ return 0;
+ }
+ }
+
+ if ((a->OperOnly) && (!IS_OPER(user)))
+ return 0;
+
+ if (!a->RequiredNick.empty())
+ {
+ u = ServerInstance->FindNick(a->RequiredNick);
+ if (!u)
+ {
+ user->WriteNumeric(401, ""+std::string(user->nick)+" "+a->RequiredNick+" :is currently unavailable. Please try again later.");
+ return 1;
+ }
+ }
+ if ((u != NULL) && (!a->RequiredNick.empty()) && (a->ULineOnly))
+ {
+ if (!ServerInstance->ULine(u->server))
+ {
+ ServerInstance->SNO->WriteToSnoMask('A', "NOTICE -- Service "+a->RequiredNick+" required by alias "+std::string(a->AliasedCommand.c_str())+" is not on a u-lined server, possibly underhanded antics detected!");
+ user->WriteNumeric(401, ""+std::string(user->nick)+" "+a->RequiredNick+" :is an imposter! Please inform an IRC operator as soon as possible.");
+ return 1;
+ }
+ }
+
+ /* Now, search and replace in a copy of the original_line, replacing $1 through $9 and $1- etc */
+
+ std::string::size_type crlf = a->ReplaceFormat.find('\n');
+
+ if (crlf == std::string::npos)
+ {
+ DoCommand(a->ReplaceFormat, user, c, safe);
+ return 1;
+ }
+ else
+ {
+ irc::sepstream commands(a->ReplaceFormat, '\n');
+ std::string scommand;
+ while (commands.GetToken(scommand))
+ {
+ DoCommand(scommand, user, c, safe);
+ }
+ return 1;
+ }
}
- virtual Module * CreateModule(InspIRCd* Me)
+ void DoCommand(std::string newline, User* user, Channel *c, const std::string &original_line)
{
- return new ModuleAlias(Me);
- }
-};
+ std::vector<std::string> pars;
+ for (int v = 1; v < 10; v++)
+ {
+ std::string var = "$";
+ var.append(ConvToStr(v));
+ var.append("-");
+ std::string::size_type x = newline.find(var);
-extern "C" void * init_module( void )
-{
- return new ModuleAliasFactory;
-}
+ while (x != std::string::npos)
+ {
+ newline.erase(x, var.length());
+ newline.insert(x, GetVar(var, original_line));
+ x = newline.find(var);
+ }
+
+ var = "$";
+ var.append(ConvToStr(v));
+ x = newline.find(var);
+
+ while (x != std::string::npos)
+ {
+ newline.erase(x, var.length());
+ newline.insert(x, GetVar(var, original_line));
+ x = newline.find(var);
+ }
+ }
+
+ /* Special variables */
+ SearchAndReplace(newline, "$nick", user->nick);
+ SearchAndReplace(newline, "$ident", user->ident);
+ SearchAndReplace(newline, "$host", user->host);
+ SearchAndReplace(newline, "$vhost", user->dhost);
+
+ if (c)
+ {
+ /* Channel specific variables */
+ SearchAndReplace(newline, "$chan", c->name);
+ }
+
+ /* Unescape any variable names in the user text before sending */
+ SearchAndReplace(newline, "\r", "$");
+
+ irc::tokenstream ss(newline);
+ pars.clear();
+ std::string command, token;
+
+ ss.GetToken(command);
+ while (ss.GetToken(token) && (pars.size() <= MAXPARAMETERS))
+ {
+ pars.push_back(token);
+ }
+ ServerInstance->Parser->CallHandler(command, pars, user);
+ }
+
+ virtual void OnRehash(User* user, const std::string ¶meter)
+ {
+ ReadAliases();
+ }
+};
+MODULE_INIT(ModuleAlias)