diff options
Diffstat (limited to 'src/modules/m_alias.cpp')
| -rw-r--r-- | src/modules/m_alias.cpp | 273 |
1 files changed, 1 insertions, 272 deletions
diff --git a/src/modules/m_alias.cpp b/src/modules/m_alias.cpp index 94c64b405..039aeed92 100644 --- a/src/modules/m_alias.cpp +++ b/src/modules/m_alias.cpp @@ -1,272 +1 @@ -/* +------------------------------------+ - * | Inspire Internet Relay Chat Daemon | - * +------------------------------------+ - * - * InspIRCd: (C) 2002-2007 InspIRCd Development Team - * See: http://www.inspircd.org/wiki/index.php/Credits - * - * This program is free but copyrighted software; see - * the file COPYING for details. - * - * --------------------------------------------------- - */ - -#include "inspircd.h" -#include "users.h" -#include "channels.h" -#include "modules.h" -#include "wildcard.h" - -/* $ModDesc: Provides aliases of commands. */ - -/** An alias definition - */ -class Alias : public classbase -{ - 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: - /** 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() - { - ConfigReader MyConf(ServerInstance); - - Aliases.clear(); - AliasMap.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, 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; - } - } - - public: - - ModuleAlias(InspIRCd* Me) - : Module(Me) - { - ReadAliases(); - pars.resize(127); - } - - void Implements(char* List) - { - List[I_OnPreCommand] = List[I_OnRehash] = 1; - } - - virtual ~ModuleAlias() - { - } - - virtual Version GetVersion() - { - return Version(1,1,0,1,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++) - word = ss.GetToken(); - - if (everything_after) - { - std::string more = "*"; - while ((more = ss.GetToken()) != "") - { - 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(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; - - /* 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++) - { - if (Aliases[i].text == c) - { - /* Does it match the pattern? */ - if (!Aliases[i].format.empty()) - { - 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) - { - 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.empty()) && (Aliases[i].uline)) - { - if (!ServerInstance->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; - } - } - - /* Now, search and replace in a copy of the original_line, replacing $1 through $9 and $1- etc */ - - std::string::size_type crlf = Aliases[i].replace_with.find('\n'); - - if (crlf == std::string::npos) - { - DoCommand(Aliases[i].replace_with, user, safe); - return 1; - } - else - { - irc::sepstream commands(Aliases[i].replace_with, '\n'); - std::string command = "*"; - while ((command = commands.GetToken()) != "") - { - DoCommand(command, user, safe); - } - return 1; - } - } - } - return 0; - } - - void DoCommand(std::string newline, userrec* user, const std::string &original_line) - { - for (int v = 1; v < 10; v++) - { - std::string var = "$"; - 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, "$vhost", user->dhost); - - /* Unescape any variable names in the user text before sending */ - SearchAndReplace(newline, "\r", "$"); - - irc::tokenstream ss(newline); - const char* parv[127]; - int x = 0; - - while (ss.GetToken(pars[x])) - { - parv[x] = pars[x].c_str(); - x++; - } - - ServerInstance->Parser->CallHandler(parv[0], &parv[1], x-1, user); - } - - virtual void OnRehash(userrec* user, const std::string ¶meter) - { - ReadAliases(); - } -}; - -MODULE_INIT(ModuleAlias) +/* +------------------------------------+
* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
* InspIRCd: (C) 2002-2007 InspIRCd Development Team
* See: http://www.inspircd.org/wiki/index.php/Credits
*
* This program is free but copyrighted software; see
* the file COPYING for details.
*
* ---------------------------------------------------
*/
#include "inspircd.h"
#include "users.h"
#include "channels.h"
#include "modules.h"
#include "wildcard.h"
/* $ModDesc: Provides aliases of commands. */
/** An alias definition
*/
class Alias : public classbase
{
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:
/** 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()
{
ConfigReader MyConf(ServerInstance);
Aliases.clear();
AliasMap.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, 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;
}
}
public:
ModuleAlias(InspIRCd* Me)
: Module(Me)
{
ReadAliases();
pars.resize(127);
}
void Implements(char* List)
{
List[I_OnPreCommand] = List[I_OnRehash] = 1;
}
virtual ~ModuleAlias()
{
}
virtual Version GetVersion()
{
return Version(1,1,0,1,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++)
word = ss.GetToken();
if (everything_after)
{
std::string more = "*";
while ((more = ss.GetToken()) != "")
{
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(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;
/* 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++)
{
if (Aliases[i].text == c)
{
/* Does it match the pattern? */
if (!Aliases[i].format.empty())
{
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)
{
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.empty()) && (Aliases[i].uline))
{
if (!ServerInstance->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;
}
}
/* Now, search and replace in a copy of the original_line, replacing $1 through $9 and $1- etc */
std::string::size_type crlf = Aliases[i].replace_with.find('\n');
if (crlf == std::string::npos)
{
DoCommand(Aliases[i].replace_with, user, safe);
return 1;
}
else
{
irc::sepstream commands(Aliases[i].replace_with, '\n');
std::string command = "*";
while ((command = commands.GetToken()) != "")
{
DoCommand(command, user, safe);
}
return 1;
}
}
}
return 0;
}
void DoCommand(std::string newline, userrec* user, const std::string &original_line)
{
for (int v = 1; v < 10; v++)
{
std::string var = "$";
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, "$vhost", user->dhost);
/* Unescape any variable names in the user text before sending */
SearchAndReplace(newline, "\r", "$");
irc::tokenstream ss(newline);
const char* parv[127];
int x = 0;
while (ss.GetToken(pars[x]))
{
parv[x] = pars[x].c_str();
x++;
}
ServerInstance->Parser->CallHandler(parv[0], &parv[1], x-1, user);
}
virtual void OnRehash(userrec* user, const std::string ¶meter)
{
ReadAliases();
}
};
MODULE_INIT(ModuleAlias)
\ No newline at end of file |