tdesktop/Telegram/SourceFiles/boxes/peers/edit_peer_permissions_box.cpp

468 lines
12 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#include "boxes/peers/edit_peer_permissions_box.h"
#include "lang/lang_keys.h"
#include "data/data_channel.h"
#include "data/data_chat.h"
#include "ui/wrap/vertical_layout.h"
#include "ui/widgets/labels.h"
#include "ui/widgets/checkbox.h"
#include "info/profile/info_profile_button.h"
#include "info/profile/info_profile_icon.h"
#include "info/profile/info_profile_values.h"
#include "boxes/peers/edit_participants_box.h"
#include "boxes/peers/manage_peer_box.h"
#include "window/window_controller.h"
#include "mainwindow.h"
#include "styles/style_boxes.h"
#include "styles/style_info.h"
namespace {
template <typename CheckboxesMap, typename DependenciesMap>
void ApplyDependencies(
const CheckboxesMap &checkboxes,
const DependenciesMap &dependencies,
QPointer<Ui::Checkbox> changed) {
const auto checkAndApply = [&](
auto &&current,
auto dependency,
bool isChecked) {
for (auto &&checkbox : checkboxes) {
if ((checkbox.first & dependency)
&& (checkbox.second->checked() == isChecked)) {
current->setChecked(isChecked);
return true;
}
}
return false;
};
const auto applySomeDependency = [&] {
auto result = false;
for (auto &&entry : checkboxes) {
if (entry.second == changed) {
continue;
}
auto isChecked = entry.second->checked();
for (auto &&dependency : dependencies) {
const auto check = isChecked
? dependency.first
: dependency.second;
if (entry.first & check) {
if (checkAndApply(
entry.second,
(isChecked
? dependency.second
: dependency.first),
!isChecked)) {
result = true;
break;
}
}
}
}
return result;
};
while (true) {
if (!applySomeDependency()) {
break;
}
};
}
std::vector<std::pair<ChatRestrictions, LangKey>> RestrictionLabels() {
using Flag = ChatRestriction;
return {
{ Flag::f_send_messages, lng_rights_chat_send_text },
{ Flag::f_send_media, lng_rights_chat_send_media },
{ Flag::f_send_stickers
| Flag::f_send_gifs
| Flag::f_send_games
| Flag::f_send_inline, lng_rights_chat_send_stickers },
{ Flag::f_embed_links, lng_rights_chat_send_links },
{ Flag::f_send_polls, lng_rights_chat_send_polls },
{ Flag::f_invite_users, lng_rights_chat_add_members },
{ Flag::f_pin_messages, lng_rights_group_pin },
{ Flag::f_change_info, lng_rights_group_info },
};
}
std::vector<std::pair<ChatAdminRights, LangKey>> AdminRightLabels(
bool isGroup,
bool anyoneCanAddMembers) {
using Flag = ChatAdminRight;
if (isGroup) {
return {
{ Flag::f_change_info, lng_rights_group_info },
{ Flag::f_delete_messages, lng_rights_group_delete },
{ Flag::f_ban_users, lng_rights_group_ban },
{ Flag::f_invite_users, anyoneCanAddMembers
? lng_rights_group_invite_link
: lng_rights_group_invite },
{ Flag::f_pin_messages, lng_rights_group_pin },
{ Flag::f_add_admins, lng_rights_add_admins },
};
} else {
return {
{ Flag::f_change_info, lng_rights_channel_info },
{ Flag::f_post_messages, lng_rights_channel_post },
{ Flag::f_edit_messages, lng_rights_channel_edit },
{ Flag::f_delete_messages, lng_rights_channel_delete },
{ Flag::f_invite_users, lng_rights_group_invite },
{ Flag::f_add_admins, lng_rights_add_admins }
};
}
}
auto Dependencies(ChatRestrictions)
-> std::vector<std::pair<ChatRestriction, ChatRestriction>> {
using Flag = ChatRestriction;
return {
// stickers <-> gifs
{ Flag::f_send_gifs, Flag::f_send_stickers },
{ Flag::f_send_stickers, Flag::f_send_gifs },
// stickers <-> games
{ Flag::f_send_games, Flag::f_send_stickers },
{ Flag::f_send_stickers, Flag::f_send_games },
// stickers <-> inline
{ Flag::f_send_inline, Flag::f_send_stickers },
{ Flag::f_send_stickers, Flag::f_send_inline },
// stickers -> send_media
{ Flag::f_send_stickers, Flag::f_send_media },
// embed_links -> send_media
{ Flag::f_embed_links, Flag::f_send_media },
// send_media -> send_messages
{ Flag::f_send_media, Flag::f_send_messages },
// send_polls -> send_messages
{ Flag::f_send_polls, Flag::f_send_messages },
// send_messages -> view_messages
{ Flag::f_send_messages, Flag::f_view_messages },
};
}
ChatRestrictions NegateRestrictions(ChatRestrictions value) {
using Flag = ChatRestriction;
return (~value) & (Flag(0)
// view_messages is always allowed, so it is never in restrictions.
//| Flag::f_view_messages
| Flag::f_change_info
| Flag::f_embed_links
| Flag::f_invite_users
| Flag::f_pin_messages
| Flag::f_send_games
| Flag::f_send_gifs
| Flag::f_send_inline
| Flag::f_send_media
| Flag::f_send_messages
| Flag::f_send_polls
| Flag::f_send_stickers);
}
auto Dependencies(ChatAdminRights)
-> std::vector<std::pair<ChatAdminRight, ChatAdminRight>> {
return {};
}
auto ToPositiveNumberString() {
return rpl::map([](int count) {
return count ? QString::number(count) : QString();
});
}
ChatRestrictions DisabledByAdminRights(not_null<PeerData*> peer) {
using Flag = ChatRestriction;
using Admin = ChatAdminRight;
using Admins = ChatAdminRights;
const auto adminRights = [&] {
const auto full = ~Admins(0);
if (const auto chat = peer->asChat()) {
return chat->amCreator() ? full : chat->adminRights();
} else if (const auto channel = peer->asChannel()) {
return channel->amCreator() ? full : channel->adminRights();
}
Unexpected("User in DisabledByAdminRights.");
}();
return Flag(0)
| ((adminRights & Admin::f_pin_messages)
? Flag(0)
: Flag::f_pin_messages)
| ((adminRights & Admin::f_invite_users)
? Flag(0)
: Flag::f_invite_users)
| ((adminRights & Admin::f_change_info)
? Flag(0)
: Flag::f_change_info);
}
} // namespace
ChatAdminRights DisabledByDefaultRestrictions(not_null<PeerData*> peer) {
using Flag = ChatAdminRight;
using Restriction = ChatRestriction;
const auto restrictions = [&] {
if (const auto chat = peer->asChat()) {
return chat->defaultRestrictions();
} else if (const auto channel = peer->asChannel()) {
return channel->defaultRestrictions();
}
Unexpected("User in DisabledByDefaultRestrictions.");
}();
return Flag(0)
| ((restrictions & Restriction::f_pin_messages)
? Flag(0)
: Flag::f_pin_messages)
//
// We allow to edit 'invite_users' admin right no matter what
// is chosen in default permissions for 'invite_users', because
// if everyone can 'invite_users' it handles invite link for admins.
//
//| ((restrictions & Restriction::f_invite_users)
// ? Flag(0)
// : Flag::f_invite_users)
//
| ((restrictions & Restriction::f_change_info)
? Flag(0)
: Flag::f_change_info);
}
EditPeerPermissionsBox::EditPeerPermissionsBox(
QWidget*,
not_null<PeerData*> peer)
: _peer(peer->migrateToOrMe()) {
}
auto EditPeerPermissionsBox::saveEvents() const
-> rpl::producer<MTPDchatBannedRights::Flags> {
Expects(_save != nullptr);
return _save->clicks() | rpl::map(_value);
}
void EditPeerPermissionsBox::prepare() {
setTitle(langFactory(lng_manage_peer_permissions));
const auto inner = setInnerWidget(object_ptr<Ui::VerticalLayout>(this));
using Flag = ChatRestriction;
using Flags = ChatRestrictions;
const auto disabledByAdminRights = DisabledByAdminRights(_peer);
const auto restrictions = [&] {
if (const auto chat = _peer->asChat()) {
return chat->defaultRestrictions()
| disabledByAdminRights;
} else if (const auto channel = _peer->asChannel()) {
return channel->defaultRestrictions()
| (channel->isPublic()
? (Flag::f_change_info | Flag::f_pin_messages)
: Flags(0))
| disabledByAdminRights;
}
Unexpected("User in EditPeerPermissionsBox.");
}();
const auto disabledFlags = [&] {
if (const auto chat = _peer->asChat()) {
return Flags(0)
| disabledByAdminRights;
} else if (const auto channel = _peer->asChannel()) {
return (channel->isPublic()
? (Flag::f_change_info | Flag::f_pin_messages)
: Flags(0))
| disabledByAdminRights;
}
Unexpected("User in EditPeerPermissionsBox.");
}();
auto [checkboxes, getRestrictions, changes] = CreateEditRestrictions(
this,
lng_rights_default_restrictions_header,
restrictions,
disabledFlags);
inner->add(std::move(checkboxes));
addBannedButtons(inner);
_value = getRestrictions;
_save = addButton(langFactory(lng_settings_save));
addButton(langFactory(lng_cancel), [=] { closeBox(); });
setDimensionsToContent(st::boxWidth, inner);
}
void EditPeerPermissionsBox::addBannedButtons(
not_null<Ui::VerticalLayout*> container) {
if (const auto chat = _peer->asChat()) {
if (!chat->amCreator()) {
return;
}
}
const auto channel = _peer->asChannel();
container->add(
object_ptr<BoxContentDivider>(container),
{ 0, st::infoProfileSkip, 0, st::infoProfileSkip });
const auto navigation = App::wnd()->controller();
ManagePeerBox::CreateButton(
container,
Lang::Viewer(lng_manage_peer_exceptions),
(channel
? Info::Profile::RestrictedCountValue(channel)
: rpl::single(0)) | ToPositiveNumberString(),
[=] {
ParticipantsBoxController::Start(
navigation,
_peer,
ParticipantsBoxController::Role::Restricted);
},
st::peerPermissionsButton);
if (channel) {
ManagePeerBox::CreateButton(
container,
Lang::Viewer(lng_manage_peer_removed_users),
Info::Profile::KickedCountValue(channel)
| ToPositiveNumberString(),
[=] {
ParticipantsBoxController::Start(
navigation,
_peer,
ParticipantsBoxController::Role::Kicked);
},
st::peerPermissionsButton);
}
}
template <typename Flags, typename FlagLabelPairs>
EditFlagsControl<Flags> CreateEditFlags(
QWidget *parent,
LangKey header,
Flags checked,
Flags disabled,
const FlagLabelPairs &flagLabelPairs) {
auto widget = object_ptr<Ui::VerticalLayout>(parent);
const auto container = widget.data();
const auto checkboxes = container->lifetime(
).make_state<std::map<Flags, QPointer<Ui::Checkbox>>>();
const auto value = [=] {
auto result = Flags(0);
for (const auto &[flags, checkbox] : *checkboxes) {
if (checkbox->checked()) {
result |= flags;
} else {
result &= ~flags;
}
}
return result;
};
const auto changes = container->lifetime(
).make_state<rpl::event_stream<>>();
const auto applyDependencies = [=](Ui::Checkbox *control) {
static const auto dependencies = Dependencies(Flags());
ApplyDependencies(*checkboxes, dependencies, control);
};
container->add(
object_ptr<Ui::FlatLabel>(
container,
Lang::Viewer(header),
st::rightsHeaderLabel),
st::rightsHeaderMargin);
auto addCheckbox = [&](Flags flags, const QString &text) {
const auto control = container->add(
object_ptr<Ui::Checkbox>(
container,
text,
(checked & flags) != 0,
st::rightsCheckbox,
st::rightsToggle),
st::rightsToggleMargin);
control->checkedChanges(
) | rpl::start_with_next([=](bool checked) {
InvokeQueued(control, [=] {
applyDependencies(control);
changes->fire({});
});
}, control->lifetime());
if ((disabled & flags) != 0) {
control->setDisabled(true);
}
checkboxes->emplace(flags, control);
};
for (const auto &[flags, label] : flagLabelPairs) {
addCheckbox(flags, lang(label));
}
applyDependencies(nullptr);
for (const auto &[flags, checkbox] : *checkboxes) {
checkbox->finishAnimating();
}
return {
std::move(widget),
value,
changes->events() | rpl::map(value)
};
}
EditFlagsControl<MTPDchatBannedRights::Flags> CreateEditRestrictions(
QWidget *parent,
LangKey header,
MTPDchatBannedRights::Flags restrictions,
MTPDchatBannedRights::Flags disabled) {
auto result = CreateEditFlags(
parent,
header,
NegateRestrictions(restrictions),
disabled,
RestrictionLabels());
result.value = [original = std::move(result.value)]{
return NegateRestrictions(original());
};
result.changes = std::move(
result.changes
) | rpl::map(NegateRestrictions);
return result;
}
EditFlagsControl<MTPDchatAdminRights::Flags> CreateEditAdminRights(
QWidget *parent,
LangKey header,
MTPDchatAdminRights::Flags rights,
MTPDchatAdminRights::Flags disabled,
bool isGroup,
bool anyoneCanAddMembers) {
return CreateEditFlags(
parent,
header,
rights,
disabled,
AdminRightLabels(isGroup, anyoneCanAddMembers));
}