tdlight/td/telegram/DialogInviteLink.cpp
2021-06-02 15:43:56 +03:00

107 lines
4.3 KiB
C++

//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2021
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#include "td/telegram/DialogInviteLink.h"
#include "td/telegram/ContactsManager.h"
#include "td/telegram/LinkManager.h"
#include "td/utils/logging.h"
namespace td {
DialogInviteLink::DialogInviteLink(tl_object_ptr<telegram_api::chatInviteExported> exported_invite) {
if (exported_invite == nullptr) {
return;
}
invite_link_ = std::move(exported_invite->link_);
LOG_IF(ERROR, !is_valid_invite_link(invite_link_)) << "Unsupported invite link " << invite_link_;
creator_user_id_ = UserId(exported_invite->admin_id_);
if (!creator_user_id_.is_valid()) {
LOG(ERROR) << "Receive invalid " << creator_user_id_ << " as creator of a link " << invite_link_;
creator_user_id_ = UserId();
}
date_ = exported_invite->date_;
if (date_ < 1000000000) {
LOG(ERROR) << "Receive wrong date " << date_ << " as a creation date of a link " << invite_link_;
date_ = 0;
}
if ((exported_invite->flags_ & telegram_api::chatInviteExported::EXPIRE_DATE_MASK) != 0) {
expire_date_ = exported_invite->expire_date_;
if (expire_date_ < 1000000000) {
LOG(ERROR) << "Receive wrong date " << expire_date_ << " as an expire date of a link " << invite_link_;
expire_date_ = 0;
}
}
if ((exported_invite->flags_ & telegram_api::chatInviteExported::USAGE_LIMIT_MASK) != 0) {
usage_limit_ = exported_invite->usage_limit_;
if (usage_limit_ < 0) {
LOG(ERROR) << "Receive wrong usage limit " << usage_limit_ << " for a link " << invite_link_;
usage_limit_ = 0;
}
}
if ((exported_invite->flags_ & telegram_api::chatInviteExported::USAGE_MASK) != 0) {
usage_count_ = exported_invite->usage_;
if (usage_count_ < 0) {
LOG(ERROR) << "Receive wrong usage count " << usage_count_ << " for a link " << invite_link_;
usage_count_ = 0;
}
}
if ((exported_invite->flags_ & telegram_api::chatInviteExported::START_DATE_MASK) != 0) {
edit_date_ = exported_invite->start_date_;
if (edit_date_ < 1000000000) {
LOG(ERROR) << "Receive wrong date " << edit_date_ << " as an edit date of a link " << invite_link_;
edit_date_ = 0;
}
}
is_revoked_ = exported_invite->revoked_;
is_permanent_ = exported_invite->permanent_;
if (is_permanent_ && (usage_limit_ > 0 || expire_date_ > 0 || edit_date_ > 0)) {
LOG(ERROR) << "Receive wrong permanent " << *this;
expire_date_ = 0;
usage_limit_ = 0;
edit_date_ = 0;
}
}
bool DialogInviteLink::is_valid_invite_link(Slice invite_link) {
return !LinkManager::get_dialog_invite_link_hash(invite_link).empty();
}
td_api::object_ptr<td_api::chatInviteLink> DialogInviteLink::get_chat_invite_link_object(
const ContactsManager *contacts_manager) const {
CHECK(contacts_manager != nullptr);
if (!is_valid()) {
return nullptr;
}
return td_api::make_object<td_api::chatInviteLink>(
invite_link_, contacts_manager->get_user_id_object(creator_user_id_, "get_chat_invite_link_object"), date_,
edit_date_, expire_date_, usage_limit_, usage_count_, is_permanent_, is_revoked_);
}
bool operator==(const DialogInviteLink &lhs, const DialogInviteLink &rhs) {
return lhs.invite_link_ == rhs.invite_link_ && lhs.creator_user_id_ == rhs.creator_user_id_ &&
lhs.date_ == rhs.date_ && lhs.edit_date_ == rhs.edit_date_ && lhs.expire_date_ == rhs.expire_date_ &&
lhs.usage_limit_ == rhs.usage_limit_ && lhs.usage_count_ == rhs.usage_count_ &&
lhs.is_permanent_ == rhs.is_permanent_ && lhs.is_revoked_ == rhs.is_revoked_;
}
bool operator!=(const DialogInviteLink &lhs, const DialogInviteLink &rhs) {
return !(lhs == rhs);
}
StringBuilder &operator<<(StringBuilder &string_builder, const DialogInviteLink &invite_link) {
return string_builder << "ChatInviteLink[" << invite_link.invite_link_ << " by " << invite_link.creator_user_id_
<< " created at " << invite_link.date_ << " edited at " << invite_link.edit_date_
<< " expiring at " << invite_link.expire_date_ << " used by " << invite_link.usage_count_
<< " with usage limit " << invite_link.usage_limit_ << "]";
}
} // namespace td