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#include "module.h"
#include "ldap.h"
static Anope::string email_attribute;
struct IdentifyInfo
{
dynamic_reference<User> user;
dynamic_reference<Command> command;
std::vector<Anope::string> params;
Anope::string account;
Anope::string pass;
IdentifyInfo(User *u, Command *c, const std::vector<Anope::string> &pa, const Anope::string &a, const Anope::string &p) : user(u), command(c), params(pa), account(a), pass(p) { }
};
class IdentifyInterface : public LDAPInterface
{
std::map<LDAPQuery, IdentifyInfo *> requests;
public:
IdentifyInterface(Module *m) : LDAPInterface(m) { }
void Add(LDAPQuery id, IdentifyInfo *ii)
{
std::map<LDAPQuery, IdentifyInfo *>::iterator it = this->requests.find(id);
if (it != this->requests.end())
delete it->second;
this->requests[id] = ii;
}
void OnResult(const LDAPResult &r)
{
std::map<LDAPQuery, IdentifyInfo *>::iterator it = this->requests.find(r.id);
if (it == this->requests.end())
return;
IdentifyInfo *ii = it->second;
this->requests.erase(it);
if (!ii->user || !ii->command)
{
delete this;
return;
}
User *u = *ii->user;
Command *c = *ii->command;
u->Extend("m_ldap_authentication_authenticated");
NickAlias *na = findnick(ii->account);
if (na == NULL)
{
na = new NickAlias(ii->account, new NickCore(ii->account));
if (Config->NSAddAccessOnReg)
na->nc->AddAccess(create_mask(u));
u->SendMessage(NickServ, _("Your account \002%s\002 has been successfully created."), na->nick.c_str());
}
enc_encrypt(ii->pass, na->nc->pass);
Anope::string params;
for (unsigned i = 0; i < ii->params.size(); ++i)
params += ii->params[i] + " ";
mod_run_cmd(c->service, u, NULL, c, c->name, params);
delete ii;
}
void OnError(const LDAPResult &r)
{
std::map<LDAPQuery, IdentifyInfo *>::iterator it = this->requests.find(r.id);
if (it == this->requests.end())
return;
IdentifyInfo *ii = it->second;
this->requests.erase(it);
if (!ii->user || !ii->command)
{
delete ii;
return;
}
User *u = *ii->user;
Command *c = *ii->command;
u->Extend("m_ldap_authentication_error");
Anope::string params;
for (unsigned i = 0; i < ii->params.size(); ++i)
params += ii->params[i] + " ";
mod_run_cmd(c->service, u, NULL, c, c->name, params);
delete ii;
}
};
class OnIdentifyInterface : public LDAPInterface
{
std::map<LDAPQuery, Anope::string> requests;
public:
OnIdentifyInterface(Module *m) : LDAPInterface(m) { }
void Add(LDAPQuery id, const Anope::string &nick)
{
this->requests[id] = nick;
}
void OnResult(const LDAPResult &r)
{
std::map<LDAPQuery, Anope::string>::iterator it = this->requests.find(r.id);
if (it == this->requests.end())
return;
User *u = finduser(it->second);
this->requests.erase(it);
if (!u || !u->Account())
return;
try
{
const LDAPAttributes &attr = r.get(0);
Anope::string email = attr.get(email_attribute);
if (!email.equals_ci(u->Account()->email))
{
u->Account()->email = email;
u->SendMessage(NickServ, _("Your email has been updated to \002%s\002"), email.c_str());
Log() << "m_ldap_authentication: Updated email address for " << u->nick << " (" << u->Account()->display << ") to " << email;
}
}
catch (const LDAPException &ex)
{
Log() << "m_ldap_authentication: " << ex.GetReason();
}
}
void OnError(const LDAPResult &r)
{
this->requests.erase(r.id);
Log() << "m_ldap_authentication: " << r.error;
}
};
class NSIdentifyLDAP : public Module
{
service_reference<LDAPProvider> ldap;
IdentifyInterface iinterface;
OnIdentifyInterface oninterface;
Anope::string binddn;
Anope::string username_attribute;
bool disable_register;
Anope::string disable_reason;
public:
NSIdentifyLDAP(const Anope::string &modname, const Anope::string &creator) :
Module(modname, creator), ldap("ldap/main"), iinterface(this), oninterface(this)
{
this->SetAuthor("Anope");
this->SetType(SUPPORTED);
Implementation i[] = { I_OnReload, I_OnPreCommand, I_OnCheckAuthentication, I_OnNickIdentify };
ModuleManager::Attach(i, this, 4);
ModuleManager::SetPriority(this, PRIORITY_FIRST);
OnReload(false);
}
void OnReload(bool)
{
ConfigReader config;
this->binddn = config.ReadValue("m_ldap_authentication", "binddn", "", 0);
this->username_attribute = config.ReadValue("m_ldap_authentication", "username_attribute", "", 0);
email_attribute = config.ReadValue("m_ldap_authentication", "email_attribute", "", 0);
this->disable_register = config.ReadFlag("m_ldap_authentication", "disable_ns_register", "false", 0);
this->disable_reason = config.ReadValue("m_ldap_authentication", "disable_reason", "", 0);
}
EventReturn OnPreCommand(CommandSource &source, Command *command, const std::vector<Anope::string> ¶ms)
{
if (this->disable_register && command->service == NickServ && command->name == "REGISTER")
{
source.Reply(_(this->disable_reason.c_str()));
return EVENT_STOP;
}
return EVENT_CONTINUE;
}
EventReturn OnCheckAuthentication(User *u, Command *c, const std::vector<Anope::string> ¶ms, const Anope::string &account, const Anope::string &password)
{
if (u == NULL || c == NULL || !this->ldap)
return EVENT_CONTINUE;
else if (u->GetExt("m_ldap_authentication_authenticated"))
{
u->Shrink("m_ldap_authentication_authenticated");
return EVENT_ALLOW;
}
else if (u->GetExt("m_ldap_authentication_error"))
{
u->Shrink("m_ldap_authentication_error");
return EVENT_CONTINUE;;
}
IdentifyInfo *ii = new IdentifyInfo(u, c, params, account, password);
try
{
Anope::string full_binddn = this->username_attribute + "=" + account + "," + this->binddn;
LDAPQuery id = this->ldap->Bind(&this->iinterface, full_binddn, password);
this->iinterface.Add(id, ii);
}
catch (const LDAPException &ex)
{
delete ii;
Log() << "ns_identify_ldap: " << ex.GetReason();
return EVENT_CONTINUE;
}
return EVENT_STOP;
}
void OnNickIdentify(User *u)
{
if (email_attribute.empty() || !this->ldap)
return;
try
{
LDAPQuery id = this->ldap->Search(&this->oninterface, this->binddn, "(" + this->username_attribute + "=" + u->Account()->display + ")");
this->oninterface.Add(id, u->nick);
}
catch (const LDAPException &ex)
{
Log() << "m_ldap_authentication: " << ex.GetReason();
}
}
};
MODULE_INIT(NSIdentifyLDAP)
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