1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
7 * <brain@chatspike.net>
8 * <Craig@chatspike.net>
10 * Written by Craig Edwards, Craig McLure, and others.
11 * This program is free but copyrighted software; see
12 *the file COPYING for details.
14 * ---------------------------------------------------
25 /* $ModDesc: Provides aliases of commands. */
27 /** An alias definition
29 class Alias : public classbase
32 /** The text of the alias command */
34 /** Text to replace with */
35 std::string replace_with;
36 /** Nickname required to perform alias */
38 /** Alias requires ulined server */
44 class ModuleAlias : public Module
47 std::vector<Alias> Aliases;
48 std::vector<std::string> pars;
50 virtual void ReadAliases()
52 ConfigReader MyConf(ServerInstance);
56 for (int i = 0; i < MyConf.Enumerate("alias"); i++)
60 txt = MyConf.ReadValue("alias", "text", i);
62 a.replace_with = MyConf.ReadValue("alias", "replace", i);
63 a.requires = MyConf.ReadValue("alias", "requires", i);
64 a.uline = MyConf.ReadFlag("alias", "uline", i);
65 a.operonly = MyConf.ReadFlag("alias", "operonly", i);
73 ModuleAlias(InspIRCd* Me)
80 void Implements(char* List)
82 List[I_OnPreCommand] = List[I_OnRehash] = 1;
85 virtual ~ModuleAlias()
89 virtual Version GetVersion()
91 return Version(1,0,0,1,VF_VENDOR);
94 std::string GetVar(std::string varname, const std::string &original_line)
96 irc::spacesepstream ss(original_line);
97 varname.erase(varname.begin());
98 int index = *(varname.begin()) - 48;
99 varname.erase(varname.begin());
100 bool everything_after = (varname == "-");
101 std::string word = "";
103 ServerInstance->Log(DEBUG,"Get var %d%s", index , everything_after ? " and all after it" : "");
105 for (int j = 0; j < index; j++)
106 word = ss.GetToken();
108 if (everything_after)
110 std::string more = "*";
111 while ((more = ss.GetToken()) != "")
118 ServerInstance->Log(DEBUG,"Var is '%s'", word.c_str());
123 void SearchAndReplace(std::string& newline, const std::string &find, const std::string &replace)
125 std::string::size_type x = newline.find(find);
126 while (x != std::string::npos)
128 newline.erase(x, find.length());
129 newline.insert(x, replace);
130 x = newline.find(find);
134 virtual int OnPreCommand(const std::string &command, const char** parameters, int pcnt, userrec *user, bool validated, const std::string &original_line)
137 irc::string c = command.c_str();
138 /* If the command is valid, we dont want to know,
139 * and if theyre not registered yet, we dont want
142 if ((validated) || (user->registered != REG_ALL))
145 for (unsigned int i = 0; i < Aliases.size(); i++)
147 if (Aliases[i].text == c)
149 if ((Aliases[i].operonly) && (!*user->oper))
152 if (Aliases[i].requires != "")
154 u = ServerInstance->FindNick(Aliases[i].requires);
157 user->WriteServ("401 "+std::string(user->nick)+" "+Aliases[i].requires+" :is currently unavailable. Please try again later.");
161 if ((u != NULL) && (Aliases[i].requires != "") && (Aliases[i].uline))
163 if (!ServerInstance->ULine(u->server))
165 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!");
166 user->WriteServ("401 "+std::string(user->nick)+" "+Aliases[i].requires+" :is an imposter! Please inform an IRC operator as soon as possible.");
171 /* Now, search and replace in a copy of the original_line, replacing $1 through $9 and $1- etc */
173 std::string::size_type crlf = Aliases[i].replace_with.find('\n');
175 if (crlf == std::string::npos)
177 DoCommand(Aliases[i].replace_with, user, original_line);
182 irc::sepstream commands(Aliases[i].replace_with, '\n');
183 std::string command = "*";
184 while ((command = commands.GetToken()) != "")
186 DoCommand(command, user, original_line);
195 void DoCommand(std::string newline, userrec* user, const std::string &original_line)
197 for (int v = 1; v < 10; v++)
199 std::string var = "$";
200 var.append(ConvToStr(v));
202 std::string::size_type x = newline.find(var);
204 while (x != std::string::npos)
206 newline.erase(x, var.length());
207 newline.insert(x, GetVar(var, original_line));
208 x = newline.find(var);
212 var.append(ConvToStr(v));
213 x = newline.find(var);
215 while (x != std::string::npos)
217 newline.erase(x, var.length());
218 newline.insert(x, GetVar(var, original_line));
219 x = newline.find(var);
223 /* Special variables */
224 SearchAndReplace(newline, "$nick", user->nick);
225 SearchAndReplace(newline, "$ident", user->ident);
226 SearchAndReplace(newline, "$host", user->host);
227 SearchAndReplace(newline, "$vhost", user->dhost);
229 irc::tokenstream ss(newline);
230 const char* parv[127];
233 while ((pars[x] = ss.GetToken()) != "")
235 parv[x] = pars[x].c_str();
236 ServerInstance->Log(DEBUG,"Parameter %d: %s", x, parv[x]);
240 ServerInstance->Log(DEBUG,"Call command handler on %s", parv[0]);
242 if (ServerInstance->Parser->CallHandler(parv[0], &parv[1], x-1, user) == CMD_INVALID)
244 ServerInstance->Log(DEBUG,"Unknown command or not enough parameters");
248 ServerInstance->Log(DEBUG,"Command handler called successfully.");
252 virtual void OnRehash(const std::string ¶meter)
259 class ModuleAliasFactory : public ModuleFactory
266 ~ModuleAliasFactory()
270 virtual Module * CreateModule(InspIRCd* Me)
272 return new ModuleAlias(Me);
277 extern "C" void * init_module( void )
279 return new ModuleAliasFactory;