-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/* +------------------------------------+
+ * | Inspire Internet Relay Chat Daemon |
+ * +------------------------------------+
+ *
+ * InspIRCd: (C) 2002-2007 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 "inspircd.h"
#include "users.h"
#include "channels.h"
#include "modules.h"
-#include "helperfuncs.h"
-#include "inspircd.h"
-#include <vector>
+#include "wildcard.h"
/* $ModDesc: Provides aliases of commands. */
-extern InspIRCd* ServerInstance;
-
+/** An alias definition
+ */
class Alias : public classbase
{
- public:
- irc::string text;
- std::string replace_with;
- std::string requires;
- bool uline;
+ public:
+ /** The text of the alias command */
+ irc::string text;
+ /** Text to replace with */
+ std::string replace_with;
+ /** Nickname required to perform alias */
+ std::string requires;
+ /** Alias requires ulined server */
+ bool uline;
+ /** Requires oper? */
+ bool operonly;
+ /* is case sensitive params */
+ bool case_sensitive;
+ /** Format that must be matched for use */
+ std::string format;
};
class ModuleAlias : public Module
{
- private:
- Server *Srv;
- ConfigReader *MyConf;
- std::vector<Alias> Aliases;
+ private:
+ /** We cant use a map, there may be multiple aliases with the same name */
+ std::vector<Alias> Aliases;
+ std::map<std::string, int> AliasMap;
+ std::vector<std::string> pars;
- virtual void ReadAliases()
- {
- Aliases.clear();
-
- 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);
- }
-
- }
+ virtual void ReadAliases()
+ {
+ ConfigReader MyConf(ServerInstance);
- public:
-
- ModuleAlias(Server* Me)
- : Module::Module(Me)
+ Aliases.clear();
+ AliasMap.clear();
+ for (int i = 0; i < MyConf.Enumerate("alias"); i++)
{
- Srv = Me;
- MyConf = new ConfigReader;
- ReadAliases();
+ Alias a;
+ std::string txt;
+ txt = MyConf.ReadValue("alias", "text", i);
+ a.text = txt.c_str();
+ a.replace_with = MyConf.ReadValue("alias", "replace", i, true);
+ a.requires = MyConf.ReadValue("alias", "requires", i);
+ a.uline = MyConf.ReadFlag("alias", "uline", i);
+ a.operonly = MyConf.ReadFlag("alias", "operonly", i);
+ a.format = MyConf.ReadValue("alias", "format", i);
+ a.case_sensitive = MyConf.ReadFlag("alias", "matchcase", i);
+ Aliases.push_back(a);
+ AliasMap[txt] = 1;
}
+ }
- void Implements(char* List)
- {
- List[I_OnPreCommand] = List[I_OnRehash] = 1;
- }
+ public:
- virtual ~ModuleAlias()
+ ModuleAlias(InspIRCd* Me)
+ : Module(Me)
+ {
+ ReadAliases();
+ pars.resize(MAXPARAMETERS);
+ }
+
+ void Implements(char* List)
+ {
+ List[I_OnPreCommand] = List[I_OnRehash] = 1;
+ }
+
+ virtual ~ModuleAlias()
+ {
+ }
+
+ virtual Version GetVersion()
+ {
+ return Version(1,1,0,1,VF_VENDOR,API_VERSION);
+ }
+
+ std::string GetVar(std::string varname, const std::string &original_line)
+ {
+ 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)
{
- DELETE(MyConf);
+ std::string more;
+ while (ss.GetToken(more))
+ {
+ word.append(" ");
+ word.append(more);
+ }
}
-
- virtual Version GetVersion()
+
+ 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)
{
- return Version(1,0,0,1,VF_VENDOR);
+ newline.erase(x, find.length());
+ newline.insert(x, replace);
+ x = newline.find(find);
}
+ }
+
+ virtual int OnPreCommand(const std::string &command, const char** parameters, int pcnt, userrec *user, bool validated, const std::string &original_line)
+ {
+ userrec *u = NULL;
+
+ /* If theyre not registered yet, we dont want
+ * to know.
+ */
+ if (user->registered != REG_ALL)
+ return 0;
- virtual int OnPreCommand(const std::string &command, const char** parameters, int pcnt, userrec *user, bool validated)
+ /* We dont have any commands looking like this, dont bother with the loop */
+ if (AliasMap.find(command) == AliasMap.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");
+
+ for (unsigned int i = 0; i < Aliases.size(); i++)
{
- 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
- */
- if ((validated) || (user->registered != REG_ALL))
- return 0;
-
- for (unsigned int i = 0; i < Aliases.size(); i++)
+ if (Aliases[i].text == c)
{
- if (Aliases[i].text == c)
+ /* Does it match the pattern? */
+ if (!Aliases[i].format.empty())
{
- 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 (!match(Aliases[i].case_sensitive, compare.c_str(), Aliases[i].format.c_str()))
+ continue;
+ }
+
+ if ((Aliases[i].operonly) && (!IS_OPER(user)))
+ return 0;
+
+ if (!Aliases[i].requires.empty())
+ {
+ u = ServerInstance->FindNick(Aliases[i].requires);
+ if (!u)
{
- if (!Srv->IsUlined(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;
- }
+ user->WriteServ("401 "+std::string(user->nick)+" "+Aliases[i].requires+" :is currently unavailable. Please try again later.");
+ return 1;
}
-
- std::string n = "";
- for (int j = 0; j < pcnt; j++)
+ }
+ if ((u != NULL) && (!Aliases[i].requires.empty()) && (Aliases[i].uline))
+ {
+ if (!ServerInstance->ULine(u->server))
{
- if (j)
- n = n + " ";
- n = n + parameters[j];
+ 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;
}
- /* 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;
+ /* Now, search and replace in a copy of the original_line, replacing $1 through $9 and $1- etc */
- const char* para[2];
- para[0] = target.c_str();
- para[1] = n.c_str();
+ std::string::size_type crlf = Aliases[i].replace_with.find('\n');
- Srv->CallCommandHandler(cmd,para,2,user);
+ if (crlf == std::string::npos)
+ {
+ DoCommand(Aliases[i].replace_with, user, safe);
+ return 1;
+ }
+ else
+ {
+ irc::sepstream commands(Aliases[i].replace_with, '\n');
+ std::string command;
+ while (commands.GetToken(command))
+ {
+ DoCommand(command, user, safe);
+ }
return 1;
}
}
- return 0;
- }
-
- virtual void OnRehash(const std::string ¶meter)
+ }
+ return 0;
+ }
+
+ void DoCommand(std::string newline, userrec* user, const std::string &original_line)
+ {
+ for (int v = 1; v < 10; v++)
{
- DELETE(MyConf);
- MyConf = new ConfigReader;
-
- ReadAliases();
- }
-};
+ std::string var = "$";
+ var.append(ConvToStr(v));
+ var.append("-");
+ std::string::size_type 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);
+ }
+ var = "$";
+ var.append(ConvToStr(v));
+ x = newline.find(var);
-class ModuleAliasFactory : public ModuleFactory
-{
- public:
- ModuleAliasFactory()
- {
- }
-
- ~ModuleAliasFactory()
- {
+ while (x != std::string::npos)
+ {
+ newline.erase(x, var.length());
+ newline.insert(x, GetVar(var, original_line));
+ x = newline.find(var);
+ }
}
-
- virtual Module * CreateModule(Server* Me)
+
+ /* Special variables */
+ SearchAndReplace(newline, "$nick", user->nick);
+ SearchAndReplace(newline, "$ident", user->ident);
+ SearchAndReplace(newline, "$host", user->host);
+ SearchAndReplace(newline, "$vhost", user->dhost);
+
+ /* Unescape any variable names in the user text before sending */
+ SearchAndReplace(newline, "\r", "$");
+
+ irc::tokenstream ss(newline);
+ const char* parv[MAXPARAMETERS];
+ int x = 0;
+
+ while (ss.GetToken(pars[x]) && x < MAXPARAMETERS)
{
- return new ModuleAlias(Me);
+ parv[x] = pars[x].c_str();
+ x++;
}
-};
-
-extern "C" void * init_module( void )
-{
- return new ModuleAliasFactory;
-}
+ ServerInstance->Parser->CallHandler(parv[0], &parv[1], x-1, user);
+ }
+
+ virtual void OnRehash(userrec* user, const std::string ¶meter)
+ {
+ ReadAliases();
+ }
+};
+MODULE_INIT(ModuleAlias)