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autovoice.cpp
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autovoice.cpp
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/*
* Copyright (C) 2004-2017 ZNC, see the NOTICE file for details.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <znc/IRCNetwork.h>
#include <znc/Chan.h>
using std::map;
using std::set;
using std::vector;
class CAutoVoiceMod;
class CAutoVoiceUser {
public:
CAutoVoiceUser() {}
CAutoVoiceUser(const CString& sLine) { FromString(sLine); }
CAutoVoiceUser(const CString& sUsername, const CString& sHostmasks,
const CString& sChannels)
: m_sUsername(sUsername) {
AddHostmasks(sHostmasks);
AddChans(sChannels);
}
virtual ~CAutoVoiceUser() {}
const CString& GetUsername() const { return m_sUsername; }
bool ChannelMatches(const CString& sChan) const {
for (const CString& s : m_ssChans) {
if (sChan.AsLower().WildCmp(s, CString::CaseInsensitive)) {
return true;
}
}
return false;
}
bool HostMatches(const CString& sHostmask) {
for (const CString& s : m_ssHostmasks) {
if (sHostmask.WildCmp(s, CString::CaseInsensitive)) {
return true;
}
}
return false;
}
CString GetHostmasks() const {
return CString(",").Join(m_ssHostmasks.begin(), m_ssHostmasks.end());
}
CString GetChannels() const {
return CString(" ").Join(m_ssChans.begin(), m_ssChans.end());
}
bool DelHostmasks(const CString& sHostmasks) {
VCString vsHostmasks;
sHostmasks.Split(",", vsHostmasks);
for (const CString& s : vsHostmasks) {
m_ssHostmasks.erase(s);
}
return m_ssHostmasks.empty();
}
void AddHostmasks(const CString& sHostmasks) {
VCString vsHostmasks;
sHostmasks.Split(",", vsHostmasks);
for (const CString& s : vsHostmasks) {
m_ssHostmasks.insert(s);
}
}
void DelChans(const CString& sChans) {
VCString vsChans;
sChans.Split(" ", vsChans);
for (const CString& sChan : vsChans) {
m_ssChans.erase(sChan.AsLower());
}
}
void AddChans(const CString& sChans) {
VCString vsChans;
sChans.Split(" ", vsChans);
for (const CString& sChan : vsChans) {
m_ssChans.insert(sChan.AsLower());
}
}
CString ToString() const {
return m_sUsername + "\t" + GetHostmasks() + "\t" + GetChannels();
}
bool FromString(const CString& sLine) {
m_sUsername = sLine.Token(0, false, "\t");
sLine.Token(1, false, "\t").Split(",", m_ssHostmasks);
sLine.Token(2, false, "\t").Split(" ", m_ssChans);
return true;
}
private:
protected:
CString m_sUsername;
set<CString> m_ssHostmasks;
set<CString> m_ssChans;
};
class CAutoVoiceMod : public CModule {
public:
MODCONSTRUCTOR(CAutoVoiceMod) {
AddHelpCommand();
AddCommand("ListUsers", "", t_d("List all users"),
[=](const CString& sLine) { OnListUsersCommand(sLine); });
AddCommand("AddChans", t_d("<user> <channel> [channel] ..."),
t_d("Adds channels to a user"),
[=](const CString& sLine) { OnAddChansCommand(sLine); });
AddCommand("DelChans", t_d("<user> <channel> [channel] ..."),
t_d("Removes channels from a user"),
[=](const CString& sLine) { OnDelChansCommand(sLine); });
AddCommand("AddMasks", t_d("<user> <mask>,[mask] ..."),
t_d("Adds masks to a user"),
[=](const CString& sLine) { OnAddMasksCommand(sLine); });
AddCommand("DelMasks", t_d("<user> <mask>,[mask] ..."),
t_d("Removes masks from a user"),
[=](const CString& sLine) { OnDelMasksCommand(sLine); });
AddCommand("AddUser",
t_d("<user> <hostmask>[,<hostmasks>...] [channels]"),
t_d("Adds a user"),
[=](const CString& sLine) { OnAddUserCommand(sLine); });
AddCommand("DelUser", t_d("<user>"), t_d("Removes a user"),
[=](const CString& sLine) { OnDelUserCommand(sLine); });
}
bool OnLoad(const CString& sArgs, CString& sMessage) override {
// Load the users
for (MCString::iterator it = BeginNV(); it != EndNV(); ++it) {
const CString& sLine = it->second;
CAutoVoiceUser* pUser = new CAutoVoiceUser;
if (!pUser->FromString(sLine) ||
FindUser(pUser->GetUsername().AsLower())) {
delete pUser;
} else {
m_msUsers[pUser->GetUsername().AsLower()] = pUser;
}
}
return true;
}
~CAutoVoiceMod() override {
for (const auto& it : m_msUsers) {
delete it.second;
}
m_msUsers.clear();
}
void OnJoin(const CNick& Nick, CChan& Channel) override {
// If we have ops in this chan
if (Channel.HasPerm(CChan::Op) || Channel.HasPerm(CChan::HalfOp)) {
CheckAutoVoice(Nick, Channel);
}
}
void OnOp2(const CNick* pVoiceNick, const CNick& Nick, CChan& Channel,
bool bNoChange) override {
if (Nick.GetNick() == GetNetwork()->GetIRCNick().GetNick()) {
const map<CString, CNick>& msNicks = Channel.GetNicks();
for (const auto& it : msNicks) {
if (!it.second.HasPerm(CChan::Voice)) {
CheckAutoVoice(it.second, Channel);
}
}
}
}
void OnAddUserCommand(const CString& sLine) {
CString sUser = sLine.Token(1);
CString sHost = sLine.Token(2);
if (sHost.empty()) {
PutModule(
t_s("Usage: AddUser <user> <hostmask>[,<hostmasks>...] "
"[channels]"));
} else {
CAutoVoiceUser* pUser =
AddUser(sUser, sHost, sLine.Token(3, true));
if (pUser) {
SetNV(sUser, pUser->ToString());
}
}
}
void OnDelUserCommand(const CString& sLine) {
CString sUser = sLine.Token(1);
if (sUser.empty()) {
PutModule(t_s("Usage: DelUser <user>"));
} else {
DelUser(sUser);
DelNV(sUser);
}
}
void OnListUsersCommand(const CString& sLine) {
if (m_msUsers.empty()) {
PutModule(t_s("There are no users defined"));
return;
}
CTable Table;
Table.AddColumn(t_s("User"));
Table.AddColumn(t_s("Hostmasks"));
Table.AddColumn(t_s("Channels"));
for (const auto& it : m_msUsers) {
VCString vsHostmasks;
it.second->GetHostmasks().Split(",", vsHostmasks);
for (unsigned int a = 0; a < vsHostmasks.size(); a++) {
Table.AddRow();
if (a == 0) {
Table.SetCell(t_s("User"), it.second->GetUsername());
Table.SetCell(t_s("Channels"), it.second->GetChannels());
} else if (a == vsHostmasks.size() - 1) {
Table.SetCell(t_s("User"), "`-");
} else {
Table.SetCell(t_s("User"), "|-");
}
Table.SetCell(t_s("Hostmasks"), vsHostmasks[a]);
}
}
PutModule(Table);
}
void OnAddChansCommand(const CString& sLine) {
CString sUser = sLine.Token(1);
CString sChans = sLine.Token(2, true);
if (sChans.empty()) {
PutModule(t_s("Usage: AddChans <user> <channel> [channel] ..."));
return;
}
CAutoVoiceUser* pUser = FindUser(sUser);
if (!pUser) {
PutModule(t_s("No such user"));
return;
}
pUser->AddChans(sChans);
PutModule(t_f("Channel(s) added to user {1}")(pUser->GetUsername()));
SetNV(pUser->GetUsername(), pUser->ToString());
}
void OnDelChansCommand(const CString& sLine) {
CString sUser = sLine.Token(1);
CString sChans = sLine.Token(2, true);
if (sChans.empty()) {
PutModule(t_s("Usage: DelChans <user> <channel> [channel] ..."));
return;
}
CAutoVoiceUser* pUser = FindUser(sUser);
if (!pUser) {
PutModule(t_s("No such user"));
return;
}
pUser->DelChans(sChans);
PutModule(
t_f("Channel(s) Removed from user {1}")(pUser->GetUsername()));
SetNV(pUser->GetUsername(), pUser->ToString());
}
void OnAddMasksCommand(const CString& sLine) {
CString sUser = sLine.Token(1);
CString sHostmasks = sLine.Token(2, true);
if (sHostmasks.empty()) {
PutModule(t_s("Usage: AddMasks <user> <mask>,[mask] ..."));
return;
}
CAutoVoiceUser* pUser = FindUser(sUser);
if (!pUser) {
PutModule(t_s("No such user"));
return;
}
pUser->AddHostmasks(sHostmasks);
PutModule(t_f("Hostmasks(s) added to user {1}")(pUser->GetUsername()));
SetNV(pUser->GetUsername(), pUser->ToString());
}
void OnDelMasksCommand(const CString& sLine) {
CString sUser = sLine.Token(1);
CString sHostmasks = sLine.Token(2, true);
if (sHostmasks.empty()) {
PutModule(t_s("Usage: DelMasks <user> <mask>,[mask] ..."));
return;
}
CAutoVoiceUser* pUser = FindUser(sUser);
if (!pUser) {
PutModule(t_s("No such user"));
return;
}
if (pUser->DelHostmasks(sHostmasks)) {
PutModule(t_f("Removed user {1} with channels {3}")(
pUser->GetUsername(),
pUser->GetChannels()));
DelUser(sUser);
DelNV(sUser);
} else {
PutModule(t_f("Hostmasks(s) Removed from user {1}")(
pUser->GetUsername()));
SetNV(pUser->GetUsername(), pUser->ToString());
}
}
CAutoVoiceUser* FindUser(const CString& sUser) {
map<CString, CAutoVoiceUser*>::iterator it =
m_msUsers.find(sUser.AsLower());
return (it != m_msUsers.end()) ? it->second : nullptr;
}
CAutoVoiceUser* FindUserByHost(const CString& sHostmask,
const CString& sChannel = "") {
for (const auto& it : m_msUsers) {
CAutoVoiceUser* pUser = it.second;
if (pUser->HostMatches(sHostmask) &&
(sChannel.empty() || pUser->ChannelMatches(sChannel))) {
return pUser;
}
}
return nullptr;
}
bool CheckAutoVoice(const CNick& Nick, CChan& Channel) {
CAutoVoiceUser* pUser =
FindUserByHost(Nick.GetHostMask(), Channel.GetName());
if (!pUser) {
return false;
}
PutIRC("MODE " + Channel.GetName() + " +v " + Nick.GetNick());
return true;
}
void DelUser(const CString& sUser) {
map<CString, CAutoVoiceUser*>::iterator it =
m_msUsers.find(sUser.AsLower());
if (it == m_msUsers.end()) {
PutModule(t_s("No such user"));
return;
}
delete it->second;
m_msUsers.erase(it);
PutModule(t_f("User {1} removed")(sUser));
}
CAutoVoiceUser* AddUser(const CString& sUser, const CString& sHosts,
const CString& sChans) {
if (m_msUsers.find(sUser) != m_msUsers.end()) {
PutModule(t_s("That user already exists"));
return nullptr;
}
CAutoVoiceUser* pUser = new CAutoVoiceUser(sUser, sHosts, sChans);
m_msUsers[sUser.AsLower()] = pUser;
PutModule(t_f("User {1} added with hostmask(s) {2}")(sUser, sHosts));
return pUser;
}
private:
map<CString, CAutoVoiceUser*> m_msUsers;
};
template <>
void TModInfo<CAutoVoiceMod>(CModInfo& Info) {
Info.SetWikiPage("autovoice");
}
NETWORKMODULEDEFS(CAutoVoiceMod, t_s("Auto voice the good people"))