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/*
* (C) 2003-2011 Anope Team
* Contact us at team@anope.org
*
* Please read COPYING and README for further details.
*/
#include "module.h"
#include "chanserv.h"
struct CommandAlias
{
bool fantasy;
bool operonly;
Anope::string source_client;
Anope::string source_command;
Anope::string source_desc;
Anope::string target_client;
Anope::string target_command;
Anope::string target_rewrite;
};
class AliasCommand : public Command
{
CommandAlias alias;
dynamic_reference<Command> target_command_c;
public:
AliasCommand(CommandAlias &a) : Command(a.source_command, 0, 0), alias(a), target_command_c(NULL) { }
CommandReturn Execute(CommandSource &source, const std::vector<Anope::string> ¶ms) { return MOD_CONT; }
void OnServHelp(CommandSource &source)
{
Anope::string cdesc = this->alias.source_desc;
if (!this->target_command_c)
this->target_command_c = FindCommand(findbot(this->alias.target_client), this->alias.target_command);
if (this->target_command_c && cdesc.empty())
cdesc = this->target_command_c->GetDesc();
if (this->target_command_c)
source.Reply(" %-14s %s", this->name.c_str(), _(cdesc.c_str()));
}
bool OnHelp(CommandSource &source, const Anope::string &subcommand)
{
if (!this->alias.target_rewrite.empty())
return false;
if (!this->target_command_c)
this->target_command_c = FindCommand(findbot(this->alias.target_client), this->alias.target_command);
if (!this->target_command_c)
return false;
mod_help_cmd(this->target_command_c->service, source.u, source.ci, this->target_command_c->name);
return true;
}
};
class ModuleAlias : public Module
{
std::multimap<Anope::string, CommandAlias, std::less<ci::string> > aliases;
std::vector<AliasCommand *> commands;
Anope::string RewriteCommand(Anope::string &message, const Anope::string &rewrite)
{
if (rewrite.empty())
return message;
std::vector<Anope::string> tokens = BuildStringVector(message);
spacesepstream sep(rewrite);
Anope::string token, final_message;
while (sep.GetToken(token))
{
if (token[0] == '$' && token.length() > 1)
{
Anope::string number = token.substr(1);
bool all = false;
if (number[number.length() - 1] == '-')
{
number.erase(number.length() - 1);
all = true;
}
if (number.empty())
continue;
int index;
try
{
index = convertTo<int>(number);
}
catch (const ConvertException &ex)
{
continue;
}
if (index < 0 || static_cast<unsigned>(index) >= tokens.size())
continue;
final_message += tokens[index] + " ";
if (all)
for (unsigned i = index + i; i < tokens.size(); ++i)
final_message += tokens[i] + " ";
}
else
final_message += token + " ";
}
final_message.trim();
return final_message;
}
public:
ModuleAlias(const Anope::string &modname, const Anope::string &creator) : Module(modname, creator, SUPPORTED)
{
this->SetAuthor("Anope");
Implementation i[] = { I_OnReload, I_OnPreCommandRun, I_OnBotFantasy };
ModuleManager::Attach(i, this, 3);
OnReload();
}
void OnReload()
{
ConfigReader config;
this->aliases.clear();
for (unsigned i = 0; i < this->commands.size(); ++i)
delete this->commands[i];
this->commands.clear();
for (int i = 0; i < config.Enumerate("alias"); ++i)
{
bool fantasy = config.ReadFlag("alias", "fantasy", "no", i);
bool operonly = config.ReadFlag("alias", "operonly", "no", i);
bool hide = config.ReadFlag("alias", "hide", "no", i);
Anope::string source_client = config.ReadValue("alias", "source_client", "", i);
Anope::string source_command = config.ReadValue("alias", "source_command", "", i);
Anope::string source_desc = config.ReadValue("alias", "source_desc", "", i);
Anope::string target_client = config.ReadValue("alias", "target_client", "", i);
Anope::string target_command = config.ReadValue("alias", "target_command", "", i);
Anope::string target_rewrite = config.ReadValue("alias", "target_rewrite", "", i);
if ((!fantasy && source_client.empty()) || source_command.empty() || target_client.empty() || target_command.empty())
continue;
CommandAlias alias;
alias.fantasy = fantasy;
alias.operonly = operonly;
alias.source_client = source_client;
alias.source_command = source_command;
alias.source_desc = source_desc;
alias.target_client = target_client;
alias.target_command = target_command;
alias.target_rewrite = target_rewrite;
this->aliases.insert(std::make_pair(source_command, alias));
if (hide == false)
{
AliasCommand *cmd = new AliasCommand(alias);
this->commands.push_back(cmd);
BotInfo *bi = findbot(alias.source_client);
if (bi != NULL)
this->AddCommand(bi, cmd);
}
}
}
EventReturn OnPreCommandRun(User *&u, BotInfo *&bi, Anope::string &command, Anope::string &message, ChannelInfo *&ci)
{
bool fantasy = ci != NULL;
std::multimap<Anope::string, CommandAlias, std::less<ci::string> >::const_iterator it = aliases.find(command), it_end = it;
if (it_end != aliases.end())
it_end = aliases.upper_bound(command);
for (; it != it_end; ++it)
{
const CommandAlias &alias = it->second;
if (!u->HasMode(UMODE_OPER) && alias.operonly)
continue;
else if (fantasy != alias.fantasy)
continue;
else if (fantasy && alias.fantasy) // OnBotFantasy gets this!
continue;
else if (!bi->nick.equals_ci(alias.source_client))
continue;
BotInfo *target = findbot(alias.target_client);
if (target)
bi = target;
command = alias.target_command;
message = this->RewriteCommand(message, alias.target_rewrite);
break;
}
return EVENT_CONTINUE;
}
void OnBotFantasy(const Anope::string &command, User *u, ChannelInfo *ci, const Anope::string ¶ms)
{
std::multimap<Anope::string, CommandAlias, std::less<ci::string> >::const_iterator it = aliases.find(command), it_end = it;
if (it_end != aliases.end())
it_end = aliases.upper_bound(command);
for (; it != it_end; ++it)
{
const CommandAlias &alias = it->second;
if (!u->HasMode(UMODE_OPER) && alias.operonly)
continue;
BotInfo *target = findbot(alias.target_client);
if (!target)
target = chanserv->Bot();
Anope::string full_message = alias.target_command;
if (target == chanserv->Bot() || target->nick == Config->s_BotServ)
{
Command *target_c = FindCommand(target, alias.target_command);
if (target_c && !target_c->HasFlag(CFLAG_STRIP_CHANNEL))
full_message += " " + ci->name;
}
if (!params.empty())
full_message += + " " + params;
full_message = this->RewriteCommand(full_message, alias.target_rewrite);
mod_run_cmd(target, u, ci, full_message);
break;
}
}
};
MODULE_INIT(ModuleAlias)
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