tdesktop/Telegram/SourceFiles/profile/profile_block_group_members...

466 lines
13 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 "profile/profile_block_group_members.h"
#include "styles/style_profile.h"
#include "ui/widgets/labels.h"
#include "boxes/confirm_box.h"
#include "boxes/peers/edit_participant_box.h"
#include "boxes/peers/edit_participants_box.h"
#include "base/unixtime.h"
#include "ui/widgets/popup_menu.h"
#include "mtproto/mtproto_config.h"
#include "data/data_peer_values.h"
#include "data/data_channel.h"
#include "data/data_chat.h"
#include "data/data_user.h"
#include "data/data_changes.h"
#include "mainwidget.h"
#include "apiwrap.h"
#include "main/main_session.h"
#include "lang/lang_keys.h"
#include "facades.h" // Ui::showPeerProfile
namespace Profile {
namespace {
using UpdateFlag = Data::PeerUpdate::Flag;
} // namespace
GroupMembersWidget::Member::Member(not_null<UserData*> user) : Item(user) {
}
not_null<UserData*> GroupMembersWidget::Member::user() const {
return static_cast<UserData*>(peer.get());
}
GroupMembersWidget::GroupMembersWidget(
QWidget *parent,
not_null<PeerData*> peer,
const style::PeerListItem &st)
: PeerListWidget(parent, peer, QString(), st, tr::lng_profile_kick(tr::now))
, _updateOnlineTimer([=] { updateOnlineDisplay(); }) {
peer->session().changes().peerUpdates(
UpdateFlag::Admins
| UpdateFlag::Members
| UpdateFlag::OnlineStatus
) | rpl::start_with_next([=](const Data::PeerUpdate &update) {
notifyPeerUpdated(update);
}, lifetime());
setRemovedCallback([=](PeerData *selectedPeer) {
removePeer(selectedPeer);
});
setSelectedCallback([=](PeerData *selectedPeer) {
Ui::showPeerProfile(selectedPeer);
});
setUpdateItemCallback([=](Item *item) {
updateItemStatusText(item);
});
setPreloadMoreCallback([=] {
preloadMore();
});
refreshMembers();
}
void GroupMembersWidget::removePeer(PeerData *selectedPeer) {
const auto user = selectedPeer->asUser();
Assert(user != nullptr);
auto text = tr::lng_profile_sure_kick(tr::now, lt_user, user->firstName);
auto currentRestrictedRights = [&]() -> ChatRestrictionsInfo {
if (auto channel = peer()->asMegagroup()) {
auto it = channel->mgInfo->lastRestricted.find(user);
if (it != channel->mgInfo->lastRestricted.cend()) {
return it->second.rights;
}
}
return ChatRestrictionsInfo();
}();
const auto peer = this->peer();
const auto callback = [=] {
Ui::hideLayer();
if (const auto chat = peer->asChat()) {
chat->session().api().kickParticipant(chat, user);
Ui::showPeerHistory(chat, ShowAtTheEndMsgId);
} else if (const auto channel = peer->asChannel()) {
channel->session().api().kickParticipant(
channel,
user,
currentRestrictedRights);
}
};
Ui::show(Box<ConfirmBox>(
text,
tr::lng_box_remove(tr::now),
crl::guard(&peer->session(), callback)));
}
void GroupMembersWidget::notifyPeerUpdated(const Data::PeerUpdate &update) {
if (update.peer != peer()) {
if (update.flags & UpdateFlag::OnlineStatus) {
if (auto user = update.peer->asUser()) {
refreshUserOnline(user);
}
}
return;
}
if (update.flags & UpdateFlag::Members) {
refreshMembers();
contentSizeUpdated();
}
if (update.flags & UpdateFlag::Admins) {
if (const auto chat = peer()->asChat()) {
for (const auto item : items()) {
setItemFlags(getMember(item), chat);
}
} else if (const auto megagroup = peer()->asMegagroup()) {
for (const auto item : items()) {
setItemFlags(getMember(item), megagroup);
}
}
}
this->update();
}
void GroupMembersWidget::refreshUserOnline(UserData *user) {
auto it = _membersByUser.find(user);
if (it == _membersByUser.cend()) return;
_now = base::unixtime::now();
auto member = getMember(it->second);
member->statusHasOnlineColor = !user->isBot()
&& Data::OnlineTextActive(user->onlineTill, _now);
member->onlineTill = user->onlineTill;
member->onlineForSort = user->isSelf()
? std::numeric_limits<TimeId>::max()
: Data::SortByOnlineValue(user, _now);
member->statusText = QString();
sortMembers();
update();
}
void GroupMembersWidget::preloadMore() {
//
// This can cause a ddos, because lastParticipants may never reach members count.
//
//if (auto megagroup = peer()->asMegagroup()) {
// auto &megagroupInfo = megagroup->mgInfo;
// if (!megagroupInfo->lastParticipants.isEmpty() && megagroupInfo->lastParticipants.size() < megagroup->membersCount()) {
// peer()->session().api().requestLastParticipants(megagroup, false);
// }
//}
}
void GroupMembersWidget::updateItemStatusText(Item *item) {
auto member = getMember(item);
auto user = member->user();
if (member->statusText.isEmpty() || (member->onlineTextTill <= _now)) {
if (user->isBot()) {
auto seesAllMessages = (user->botInfo->readsAllHistory || (member->adminState != Item::AdminState::None));
member->statusText = seesAllMessages
? tr::lng_status_bot_reads_all(tr::now)
: tr::lng_status_bot_not_reads_all(tr::now);
member->onlineTextTill = _now + 86400;
} else {
member->statusHasOnlineColor = Data::OnlineTextActive(member->onlineTill, _now);
member->statusText = Data::OnlineText(member->onlineTill, _now);
const auto changeInMs = Data::OnlineChangeTimeout(
member->onlineTill,
_now);
member->onlineTextTill = _now + TimeId(changeInMs / 1000);
}
}
if (_updateOnlineAt <= _now || _updateOnlineAt > member->onlineTextTill) {
_updateOnlineAt = member->onlineTextTill;
_updateOnlineTimer.callOnce((_updateOnlineAt - _now + 1) * 1000);
}
}
void GroupMembersWidget::refreshMembers() {
_now = base::unixtime::now();
if (const auto chat = peer()->asChat()) {
checkSelfAdmin(chat);
if (chat->noParticipantInfo()) {
chat->session().api().requestFullPeer(chat);
}
fillChatMembers(chat);
} else if (const auto megagroup = peer()->asMegagroup()) {
if (megagroup->lastParticipantsRequestNeeded()) {
megagroup->session().api().requestLastParticipants(megagroup);
}
fillMegagroupMembers(megagroup);
}
sortMembers();
refreshVisibility();
}
void GroupMembersWidget::checkSelfAdmin(not_null<ChatData*> chat) {
if (chat->participants.empty()) {
return;
}
//const auto self = chat->session().user();
//if (chat->amAdmin() && !chat->admins.contains(self)) {
// chat->admins.insert(self);
//} else if (!chat->amAdmin() && chat->admins.contains(self)) {
// chat->admins.remove(self);
//}
}
void GroupMembersWidget::sortMembers() {
if (!_sortByOnline || !itemsCount()) return;
sortItems([this](Item *a, Item *b) {
return getMember(a)->onlineForSort > getMember(b)->onlineForSort;
});
updateOnlineCount();
}
void GroupMembersWidget::updateOnlineCount() {
bool onlyMe = true;
int newOnlineCount = 0;
for_const (auto item, items()) {
auto member = getMember(item);
auto user = member->user();
auto isOnline = !user->isBot() && Data::OnlineTextActive(member->onlineTill, _now);
if (member->statusHasOnlineColor != isOnline) {
member->statusHasOnlineColor = isOnline;
member->statusText = QString();
}
if (member->statusHasOnlineColor) {
++newOnlineCount;
if (!user->isSelf()) {
onlyMe = false;
}
}
}
if (newOnlineCount == 1 && onlyMe) {
newOnlineCount = 0;
}
if (_onlineCount != newOnlineCount) {
_onlineCount = newOnlineCount;
}
}
auto GroupMembersWidget::addUser(
not_null<ChatData*> chat,
not_null<UserData*> user)
-> not_null<Member*> {
const auto member = computeMember(user);
setItemFlags(member, chat);
addItem(member);
return member;
}
void GroupMembersWidget::fillChatMembers(not_null<ChatData*> chat) {
if (chat->participants.empty()) {
return;
}
clearItems();
if (!chat->amIn()) {
return;
}
_sortByOnline = true;
reserveItemsForSize(chat->participants.size());
addUser(chat, chat->session().user())->onlineForSort
= std::numeric_limits<TimeId>::max();
for (const auto user : chat->participants) {
if (!user->isSelf()) {
addUser(chat, user);
}
}
}
void GroupMembersWidget::setItemFlags(
not_null<Item*> item,
not_null<ChatData*> chat) {
using AdminState = Item::AdminState;
const auto user = getMember(item)->user();
const auto isCreator = (peerFromUser(chat->creator) == item->peer->id);
const auto isAdmin = (item->peer->isSelf() && chat->hasAdminRights())
|| chat->admins.contains(user);
const auto adminState = isCreator
? AdminState::Creator
: isAdmin
? AdminState::Admin
: AdminState::None;
item->adminState = adminState;
if (item->peer->id == chat->session().userPeerId()) {
item->hasRemoveLink = false;
} else if (chat->amCreator()
|| ((chat->adminRights() & ChatAdminRight::BanUsers)
&& (adminState == AdminState::None))) {
item->hasRemoveLink = true;
} else if (chat->invitedByMe.contains(user)
&& (adminState == AdminState::None)) {
item->hasRemoveLink = true;
} else {
item->hasRemoveLink = false;
}
}
auto GroupMembersWidget::addUser(
not_null<ChannelData*> megagroup,
not_null<UserData*> user)
-> not_null<Member*> {
const auto member = computeMember(user);
setItemFlags(member, megagroup);
addItem(member);
return member;
}
void GroupMembersWidget::fillMegagroupMembers(
not_null<ChannelData*> megagroup) {
Expects(megagroup->mgInfo != nullptr);
if (megagroup->mgInfo->lastParticipants.empty()) {
return;
} else if (!megagroup->canViewMembers()) {
clearItems();
return;
}
_sortByOnline = (megagroup->membersCount() > 0)
&& (megagroup->membersCount()
<= megagroup->session().serverConfig().chatSizeMax);
auto &membersList = megagroup->mgInfo->lastParticipants;
if (_sortByOnline) {
clearItems();
reserveItemsForSize(membersList.size());
if (megagroup->amIn()) {
addUser(megagroup, megagroup->session().user())->onlineForSort
= std::numeric_limits<TimeId>::max();
}
} else if (membersList.size() >= itemsCount()) {
if (addUsersToEnd(megagroup)) {
return;
}
}
if (!_sortByOnline) {
clearItems();
reserveItemsForSize(membersList.size());
}
for (const auto user : membersList) {
if (!_sortByOnline || !user->isSelf()) {
addUser(megagroup, user);
}
}
}
bool GroupMembersWidget::addUsersToEnd(not_null<ChannelData*> megagroup) {
auto &membersList = megagroup->mgInfo->lastParticipants;
auto &itemsList = items();
for (int i = 0, count = itemsList.size(); i < count; ++i) {
if (itemsList[i]->peer != membersList.at(i)) {
return false;
}
}
reserveItemsForSize(membersList.size());
for (int i = itemsCount(), count = membersList.size(); i < count; ++i) {
addUser(megagroup, membersList.at(i));
}
return true;
}
void GroupMembersWidget::setItemFlags(
not_null<Item*> item,
not_null<ChannelData*> megagroup) {
using AdminState = Item::AdminState;
auto amCreator = item->peer->isSelf() && megagroup->amCreator();
auto amAdmin = item->peer->isSelf() && megagroup->hasAdminRights();
auto adminIt = megagroup->mgInfo->lastAdmins.find(getMember(item)->user());
auto isAdmin = (adminIt != megagroup->mgInfo->lastAdmins.cend());
auto isCreator = megagroup->mgInfo->creator == item->peer;
auto adminCanEdit = isAdmin && adminIt->second.canEdit;
auto adminState = (amCreator || isCreator)
? AdminState::Creator
: (amAdmin || isAdmin)
? AdminState::Admin
: AdminState::None;
if (item->adminState != adminState) {
item->adminState = adminState;
auto user = item->peer->asUser();
Assert(user != nullptr);
if (user->isBot()) {
// Update "has access to messages" status.
item->statusText = QString();
updateItemStatusText(item);
}
}
if (item->peer->isSelf()) {
item->hasRemoveLink = false;
} else if (megagroup->amCreator() || (megagroup->canBanMembers() && ((adminState == AdminState::None) || adminCanEdit))) {
item->hasRemoveLink = true;
} else {
item->hasRemoveLink = false;
}
}
auto GroupMembersWidget::computeMember(not_null<UserData*> user)
-> not_null<Member*> {
auto it = _membersByUser.find(user);
if (it == _membersByUser.cend()) {
auto member = new Member(user);
it = _membersByUser.emplace(user, member).first;
member->statusHasOnlineColor = !user->isBot()
&& Data::OnlineTextActive(user->onlineTill, _now);
member->onlineTill = user->onlineTill;
member->onlineForSort = Data::SortByOnlineValue(user, _now);
}
return it->second;
}
void GroupMembersWidget::updateOnlineDisplay() {
if (_sortByOnline) {
_now = base::unixtime::now();
bool changed = false;
for_const (auto item, items()) {
if (!item->statusHasOnlineColor) {
if (!item->peer->isSelf()) {
continue;
} else {
break;
}
}
auto member = getMember(item);
bool isOnline = !member->user()->isBot()
&& Data::OnlineTextActive(member->onlineTill, _now);
if (!isOnline) {
changed = true;
}
}
if (changed) {
updateOnlineCount();
}
}
update();
}
GroupMembersWidget::~GroupMembersWidget() {
auto members = base::take(_membersByUser);
for (const auto &[_, member] : members) {
delete member;
}
}
} // namespace Profile