]> git.netwichtig.de Git - user/henk/code/inspircd.git/blobdiff - src/modules/m_alias.cpp
Add operonly aliases, <alias:operonly> (boolean).
[user/henk/code/inspircd.git] / src / modules / m_alias.cpp
index e0c202eedd6b4a0f567a35600e17b0d42b303b33..bf085fcc0403e26d4919860d71e3438c4dd7d9d5 100644 (file)
@@ -2,7 +2,7 @@
  *   | Inspire Internet Relay Chat Daemon |
  *   +------------------------------------+
  *
- *  Inspire is copyright (C) 2002-2004 ChatSpike-Dev.
+ *  InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
  *   E-mail:
  *     <brain@chatspike.net>
  *     <Craig@chatspike.net>
@@ -19,146 +19,231 @@ using namespace std;
 #include "users.h"
 #include "channels.h"
 #include "modules.h"
+#include "inspircd.h"
 #include <vector>
 
 /* $ModDesc: Provides aliases of commands. */
 
-class Alias
+/** An alias definition
+ */
+class Alias : public classbase
 {
-       public:
-               std::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;
 };
 
 class ModuleAlias : public Module
 {
-       private:
-               Server *Srv;
-               ConfigReader *MyConf;
-               std::vector<Alias> Aliases;
-
-               /* XXX - small issue, why is this marked public when it's not (really) intended for external use
-                * Fixed 30/11/05 by Brain as suggestion by w00t */
-               virtual void ReadAliases()
-               {
-                       Aliases.clear();
-               
-                       for (int i = 0; i < MyConf->Enumerate("alias"); i++)
-                       {
-                               Alias a;
-                               a.text = MyConf->ReadValue("alias", "text", i);
-                               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);
-                       }
-       
-               }
+ private:
+       std::vector<Alias> Aliases;
+       std::vector<std::string> pars;
 
-       public:
-       
-               ModuleAlias(Server* Me)
-                       : Module::Module(Me)
-               {
-                       Srv = Me;
-                       MyConf = new ConfigReader;
-                       ReadAliases();
-               }
+       virtual void ReadAliases()
+       {
+               ConfigReader MyConf(ServerInstance);
+
+               Aliases.clear();
        
-               virtual ~ModuleAlias()
+               for (int i = 0; i < MyConf.Enumerate("alias"); i++)
                {
-                       delete MyConf;
+                       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.ReadFlag("alias", "uline", i);
+                       a.operonly = MyConf.ReadFlag("alias", "operonly", i);
+                       Aliases.push_back(a);
                }
+
+       }
+
+ public:
        
-               virtual Version GetVersion()
+       ModuleAlias(InspIRCd* Me)
+               : Module::Module(Me)
+       {
+               ReadAliases();
+               pars.resize(127);
+       }
+
+       void Implements(char* List)
+       {
+               List[I_OnPreCommand] = List[I_OnRehash] = 1;
+       }
+
+       virtual ~ModuleAlias()
+       {
+       }
+
+       virtual Version GetVersion()
+       {
+               return Version(1,0,0,1,VF_VENDOR);
+       }
+
+       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 = "";
+
+               ServerInstance->Log(DEBUG,"Get var %d%s", index , everything_after ? " and all after it" : "");
+
+               for (int j = 0; j < index; j++)
+                       word = ss.GetToken();
+
+               if (everything_after)
                {
-                       return Version(1,0,0,1,VF_VENDOR);
+                       std::string more = "*";
+                       while ((more = ss.GetToken()) != "")
+                       {
+                               word.append(" ");
+                               word.append(more);
+                       }
                }
 
+               ServerInstance->Log(DEBUG,"Var is '%s'", word.c_str());
 
-               virtual void OnServerRaw(std::string &raw, bool inbound, userrec* user)
+               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)
                {
-                       char data[MAXBUF];
-                       char *dptr;
-                       userrec *u = NULL;
+                       newline.erase(x, find.length());
+                       newline.insert(x, replace);
+                       x = newline.find(find);
+               }
+       }
 
-                       if (inbound)
+       virtual int OnPreCommand(const std::string &command, const char** parameters, int pcnt, userrec *user, bool validated, 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
+                */
+               if ((validated) || (user->registered != REG_ALL))
+                       return 0;
+               
+               for (unsigned int i = 0; i < Aliases.size(); i++)
+               {
+                       if (Aliases[i].text == c)
                        {
-                               strncpy(data, raw.c_str(),MAXBUF);
-                               dptr = data;
-                       
-                               for (unsigned int i = 0; i < Aliases.size(); i++)
+                               if ((Aliases[i].operonly) && (!*user->oper))
+                                       return 0;
+
+                               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 (!strncasecmp(Aliases[i].text.c_str(),data,Aliases[i].text.length()))
+                                       if (!ServerInstance->ULine(u->server))
                                        {
-                                               if (Aliases[i].requires != "")
-                                               {
-                                                       u = Srv->FindNick(Aliases[i].requires);
-                                               }
-                                       
-                                               if ((Aliases[i].requires != "") && (!u))
-                                               {
-                                                       Srv->SendServ(user->fd,"401 "+std::string(user->nick)+" "+Aliases[i].requires+" :is currently unavailable. Please try again later.");
-                                                       raw = "PONG :"+Srv->GetServerName();
-                                                       return;
-                                               }
-                                               if (Aliases[i].uline)
-                                               {
-                                                       if (!Srv->IsUlined(u->server))
-                                                       {
-                                                               Srv->SendOpers("*** NOTICE -- Service "+Aliases[i].requires+" required by alias "+Aliases[i].text+" is not on a u-lined server, possibly underhanded antics detected!"); 
-                                                               Srv->SendServ(user->fd,"401 "+std::string(user->nick)+" "+Aliases[i].requires+" :is an imposter! Please inform an IRC operator as soon as possible.");
-                                                               raw = "PONG :"+Srv->GetServerName();
-                                                               return;
-                                                       }
-                                               }
-                                       
-                                               dptr += Aliases[i].text.length();
-                                               if (strlen(dptr))
-                                               {
-                                                       raw = Aliases[i].replace_with + std::string(dptr);
-                                               }
-                                               else
-                                               {
-                                                       raw = Aliases[i].replace_with;
-                                               }
-                                               return;
+                                               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;
                                        }
                                }
+
+                               /* Now, search and replace in a copy of the original_line, replacing $1 through $9 and $1- etc */
+
+                               std::string newline = Aliases[i].replace_with;
+
+                               for (int v = 1; v < 10; v++)
+                               {
+                                       std::string var = "$";
+                                       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 = "$";
+                                       var.append(ConvToStr(v));
+                                       x = newline.find(var);
+
+                                       while (x != std::string::npos)
+                                       {
+                                               newline.erase(x, var.length());
+                                               newline.insert(x, GetVar(var, original_line));
+                                               x = newline.find(var);
+                                       }
+                               }
+
+                               /* Special variables */
+                               SearchAndReplace(newline, "$nick", user->nick);
+                               SearchAndReplace(newline, "$ident", user->ident);
+                               SearchAndReplace(newline, "$host", user->host);
+                               SearchAndReplace(newline, "$vhost", user->dhost);
+
+                               irc::tokenstream ss(newline);
+                               const char* parv[127];
+                               int x = 0;
+
+                               while ((pars[x] = ss.GetToken()) != "")
+                               {
+                                       parv[x] = pars[x].c_str();
+                                       ServerInstance->Log(DEBUG,"Parameter %d: %s", x, parv[x]);
+                                       x++;
+                               }
+
+                               ServerInstance->CallCommandHandler(parv[0], &parv[1], x-1, user);
+                               return 1;
                        }
-               }
-  
-               virtual void OnRehash(std::string parameter)
-               {
-                       delete MyConf;
-                       MyConf = new ConfigReader;
-               
-                       ReadAliases();
-               }
+               }
+               return 0;
+       }
+       virtual void OnRehash(const std::string &parameter)
+       {
+               ReadAliases();
+       }
 };
 
 
 class ModuleAliasFactory : public ModuleFactory
 {
      public:
-               ModuleAliasFactory()
-               {
-               }
-       
-               ~ModuleAliasFactory()
-               {
-               }
-       
-               virtual Module * CreateModule(Server* Me)
-               {
-                       return new ModuleAlias(Me);
-               }
+ public:
+       ModuleAliasFactory()
+       {
+       }
+
+       ~ModuleAliasFactory()
+       {
+       }
+
+               virtual Module * CreateModule(InspIRCd* Me)
+       {
+               return new ModuleAlias(Me);
+       }
 };