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tdlight/td/telegram/DialogParticipant.h
levlam adedc7ad4f Support chats as members of other chats.
2021-03-22 04:03:24 +03:00

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//
// 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)
//
#pragma once
#include "td/telegram/DialogId.h"
#include "td/telegram/MessageId.h"
#include "td/telegram/td_api.h"
#include "td/telegram/telegram_api.h"
#include "td/telegram/UserId.h"
#include "td/utils/common.h"
#include "td/utils/StringBuilder.h"
#include "td/utils/tl_helpers.h"
namespace td {
class Td;
class RestrictedRights {
static constexpr uint32 CAN_SEND_MESSAGES = 1 << 16;
static constexpr uint32 CAN_SEND_MEDIA = 1 << 17;
static constexpr uint32 CAN_SEND_STICKERS = 1 << 18;
static constexpr uint32 CAN_SEND_ANIMATIONS = 1 << 19;
static constexpr uint32 CAN_SEND_GAMES = 1 << 20;
static constexpr uint32 CAN_USE_INLINE_BOTS = 1 << 21;
static constexpr uint32 CAN_ADD_WEB_PAGE_PREVIEWS = 1 << 22;
static constexpr uint32 CAN_SEND_POLLS = 1 << 23;
static constexpr uint32 CAN_CHANGE_INFO_AND_SETTINGS = 1 << 24;
static constexpr uint32 CAN_INVITE_USERS = 1 << 25;
static constexpr uint32 CAN_PIN_MESSAGES = 1 << 26;
uint32 flags_;
friend class DialogParticipantStatus;
public:
RestrictedRights(bool can_send_messages, bool can_send_media, bool can_send_stickers, bool can_send_animations,
bool can_send_games, bool can_use_inline_bots, bool can_add_web_page_previews, bool can_send_polls,
bool can_change_info_and_settings, bool can_invite_users, bool can_pin_messages);
td_api::object_ptr<td_api::chatPermissions> get_chat_permissions_object() const;
tl_object_ptr<telegram_api::chatBannedRights> get_chat_banned_rights() const;
bool can_change_info_and_settings() const {
return (flags_ & CAN_CHANGE_INFO_AND_SETTINGS) != 0;
}
bool can_invite_users() const {
return (flags_ & CAN_INVITE_USERS) != 0;
}
bool can_pin_messages() const {
return (flags_ & CAN_PIN_MESSAGES) != 0;
}
bool can_send_messages() const {
return (flags_ & CAN_SEND_MESSAGES) != 0;
}
bool can_send_media() const {
return (flags_ & CAN_SEND_MEDIA) != 0;
}
bool can_send_stickers() const {
return (flags_ & CAN_SEND_STICKERS) != 0;
}
bool can_send_animations() const {
return (flags_ & CAN_SEND_ANIMATIONS) != 0;
}
bool can_send_games() const {
return (flags_ & CAN_SEND_GAMES) != 0;
}
bool can_use_inline_bots() const {
return (flags_ & CAN_USE_INLINE_BOTS) != 0;
}
bool can_add_web_page_previews() const {
return (flags_ & CAN_ADD_WEB_PAGE_PREVIEWS) != 0;
}
bool can_send_polls() const {
return (flags_ & CAN_SEND_POLLS) != 0;
}
template <class StorerT>
void store(StorerT &storer) const {
td::store(flags_, storer);
}
template <class ParserT>
void parse(ParserT &parser) {
td::parse(flags_, parser);
}
friend bool operator==(const RestrictedRights &lhs, const RestrictedRights &rhs);
friend StringBuilder &operator<<(StringBuilder &string_builder, const RestrictedRights &status);
};
bool operator==(const RestrictedRights &lhs, const RestrictedRights &rhs);
bool operator!=(const RestrictedRights &lhs, const RestrictedRights &rhs);
StringBuilder &operator<<(StringBuilder &string_builder, const RestrictedRights &status);
class DialogParticipantStatus {
static constexpr uint32 CAN_CHANGE_INFO_AND_SETTINGS_ADMIN = 1 << 0;
static constexpr uint32 CAN_POST_MESSAGES = 1 << 1;
static constexpr uint32 CAN_EDIT_MESSAGES = 1 << 2;
static constexpr uint32 CAN_DELETE_MESSAGES = 1 << 3;
static constexpr uint32 CAN_INVITE_USERS_ADMIN = 1 << 4;
// static constexpr uint32 CAN_EXPORT_DIALOG_INVITE_LINK = 1 << 5;
static constexpr uint32 CAN_RESTRICT_MEMBERS = 1 << 6;
static constexpr uint32 CAN_PIN_MESSAGES_ADMIN = 1 << 7;
static constexpr uint32 CAN_PROMOTE_MEMBERS = 1 << 8;
static constexpr uint32 CAN_MANAGE_CALLS = 1 << 9;
static constexpr uint32 CAN_MANAGE_DIALOG = 1 << 10;
static constexpr uint32 CAN_BE_EDITED = 1 << 15;
static constexpr uint32 CAN_SEND_MESSAGES = 1 << 16;
static constexpr uint32 CAN_SEND_MEDIA = 1 << 17;
static constexpr uint32 CAN_SEND_STICKERS = 1 << 18;
static constexpr uint32 CAN_SEND_ANIMATIONS = 1 << 19;
static constexpr uint32 CAN_SEND_GAMES = 1 << 20;
static constexpr uint32 CAN_USE_INLINE_BOTS = 1 << 21;
static constexpr uint32 CAN_ADD_WEB_PAGE_PREVIEWS = 1 << 22;
static constexpr uint32 CAN_SEND_POLLS = 1 << 23;
static constexpr uint32 CAN_CHANGE_INFO_AND_SETTINGS_BANNED = 1 << 24;
static constexpr uint32 CAN_INVITE_USERS_BANNED = 1 << 25;
static constexpr uint32 CAN_PIN_MESSAGES_BANNED = 1 << 26;
static constexpr uint32 IS_MEMBER = 1 << 27;
static constexpr uint32 IS_ANONYMOUS = 1 << 13;
static constexpr uint32 HAS_RANK = 1 << 14;
// bits 28-30 reserved for Type
static constexpr int TYPE_SHIFT = 28;
static constexpr uint32 HAS_UNTIL_DATE = 1u << 31;
static constexpr uint32 ALL_ADMINISTRATOR_RIGHTS = CAN_CHANGE_INFO_AND_SETTINGS_ADMIN | CAN_POST_MESSAGES |
CAN_EDIT_MESSAGES | CAN_DELETE_MESSAGES | CAN_INVITE_USERS_ADMIN |
CAN_RESTRICT_MEMBERS | CAN_PIN_MESSAGES_ADMIN |
CAN_PROMOTE_MEMBERS | CAN_MANAGE_CALLS | CAN_MANAGE_DIALOG;
static constexpr uint32 ALL_ADMIN_PERMISSION_RIGHTS =
CAN_CHANGE_INFO_AND_SETTINGS_BANNED | CAN_INVITE_USERS_BANNED | CAN_PIN_MESSAGES_BANNED;
static constexpr uint32 ALL_RESTRICTED_RIGHTS = CAN_SEND_MESSAGES | CAN_SEND_MEDIA | CAN_SEND_STICKERS |
CAN_SEND_ANIMATIONS | CAN_SEND_GAMES | CAN_USE_INLINE_BOTS |
CAN_ADD_WEB_PAGE_PREVIEWS | CAN_SEND_POLLS;
static constexpr uint32 ALL_PERMISSION_RIGHTS = ALL_RESTRICTED_RIGHTS | ALL_ADMIN_PERMISSION_RIGHTS;
enum class Type : int32 { Creator, Administrator, Member, Restricted, Left, Banned };
// all fields are logically const, but should be updated in update_restrictions()
mutable Type type_;
mutable uint32 flags_;
mutable int32 until_date_; // restricted and banned only
string rank_; // creator and administrator only
static int32 fix_until_date(int32 date);
DialogParticipantStatus(Type type, uint32 flags, int32 until_date, string rank);
public:
static DialogParticipantStatus Creator(bool is_member, bool is_anonymous, string rank);
static DialogParticipantStatus Administrator(bool is_anonymous, string rank, bool can_be_edited,
bool can_manage_dialog, bool can_change_info, bool can_post_messages,
bool can_edit_messages, bool can_delete_messages, bool can_invite_users,
bool can_restrict_members, bool can_pin_messages,
bool can_promote_members, bool can_manage_calls);
static DialogParticipantStatus Member();
static DialogParticipantStatus Restricted(bool is_member, int32 restricted_until_date, bool can_send_messages,
bool can_send_media, bool can_send_stickers, bool can_send_animations,
bool can_send_games, bool can_use_inline_bots,
bool can_add_web_page_previews, bool can_send_polls,
bool can_change_info_and_settings, bool can_invite_users,
bool can_pin_messages);
static DialogParticipantStatus Left();
static DialogParticipantStatus Banned(int32 banned_until_date);
// legacy rights
static DialogParticipantStatus GroupAdministrator(bool is_creator);
// legacy rights
static DialogParticipantStatus ChannelAdministrator(bool is_creator, bool is_megagroup);
RestrictedRights get_restricted_rights() const;
DialogParticipantStatus apply_restrictions(RestrictedRights default_restrictions, bool is_bot) const;
tl_object_ptr<td_api::ChatMemberStatus> get_chat_member_status_object() const;
tl_object_ptr<telegram_api::chatAdminRights> get_chat_admin_rights() const;
tl_object_ptr<telegram_api::chatBannedRights> get_chat_banned_rights() const;
// unrestricts user if restriction time expired. Should be called before all privileges checks
void update_restrictions() const;
bool can_manage_dialog() const {
return (flags_ & CAN_MANAGE_DIALOG) != 0;
}
bool can_change_info_and_settings() const {
return (flags_ & CAN_CHANGE_INFO_AND_SETTINGS_ADMIN) != 0 || (flags_ & CAN_CHANGE_INFO_AND_SETTINGS_BANNED) != 0;
}
bool can_post_messages() const {
return (flags_ & CAN_POST_MESSAGES) != 0;
}
bool can_edit_messages() const {
return (flags_ & CAN_EDIT_MESSAGES) != 0;
}
bool can_delete_messages() const {
return (flags_ & CAN_DELETE_MESSAGES) != 0;
}
bool can_invite_users() const {
return (flags_ & CAN_INVITE_USERS_ADMIN) != 0 || (flags_ & CAN_INVITE_USERS_BANNED) != 0;
}
bool can_manage_invite_links() const {
// invite links can be managed, only if administrator was explicitly granted the right
return (flags_ & CAN_INVITE_USERS_ADMIN) != 0;
}
bool can_restrict_members() const {
return (flags_ & CAN_RESTRICT_MEMBERS) != 0;
}
bool can_pin_messages() const {
return (flags_ & CAN_PIN_MESSAGES_ADMIN) != 0 || (flags_ & CAN_PIN_MESSAGES_BANNED) != 0;
}
bool can_promote_members() const {
return (flags_ & CAN_PROMOTE_MEMBERS) != 0;
}
bool can_manage_calls() const {
return (flags_ & CAN_MANAGE_CALLS) != 0;
}
bool can_be_edited() const {
return (flags_ & CAN_BE_EDITED) != 0;
}
bool can_send_messages() const {
return (flags_ & CAN_SEND_MESSAGES) != 0;
}
bool can_send_media() const {
return (flags_ & CAN_SEND_MEDIA) != 0;
}
bool can_send_stickers() const {
return (flags_ & CAN_SEND_STICKERS) != 0;
}
bool can_send_animations() const {
return (flags_ & CAN_SEND_ANIMATIONS) != 0;
}
bool can_send_games() const {
return (flags_ & CAN_SEND_GAMES) != 0;
}
bool can_use_inline_bots() const {
return (flags_ & CAN_USE_INLINE_BOTS) != 0;
}
bool can_add_web_page_previews() const {
return (flags_ & CAN_ADD_WEB_PAGE_PREVIEWS) != 0;
}
bool can_send_polls() const {
return (flags_ & CAN_SEND_POLLS) != 0;
}
void set_is_member(bool is_member) {
if (is_member) {
flags_ |= IS_MEMBER;
} else {
flags_ &= ~IS_MEMBER;
}
}
bool is_member() const {
return (flags_ & IS_MEMBER) != 0;
}
bool is_left() const {
return (flags_ & IS_MEMBER) == 0;
}
bool is_creator() const {
return type_ == Type::Creator;
}
bool is_administrator() const {
return type_ == Type::Administrator || type_ == Type::Creator;
}
bool is_restricted() const {
return type_ == Type::Restricted;
}
bool is_banned() const {
return type_ == Type::Banned;
}
int32 get_until_date() const {
return until_date_;
}
bool is_anonymous() const {
return (flags_ & IS_ANONYMOUS) != 0;
}
const string &get_rank() const {
return rank_;
}
template <class StorerT>
void store(StorerT &storer) const {
uint32 stored_flags = flags_ | (static_cast<uint32>(type_) << TYPE_SHIFT);
if (until_date_ > 0) {
stored_flags |= HAS_UNTIL_DATE;
}
if (!rank_.empty()) {
stored_flags |= HAS_RANK;
}
td::store(stored_flags, storer);
if (until_date_ > 0) {
td::store(until_date_, storer);
}
if (!rank_.empty()) {
td::store(rank_, storer);
}
}
template <class ParserT>
void parse(ParserT &parser) {
uint32 stored_flags;
td::parse(stored_flags, parser);
if ((stored_flags & HAS_UNTIL_DATE) != 0) {
td::parse(until_date_, parser);
stored_flags &= ~HAS_UNTIL_DATE;
}
if ((stored_flags & HAS_RANK) != 0) {
td::parse(rank_, parser);
stored_flags &= ~HAS_RANK;
}
type_ = static_cast<Type>(stored_flags >> TYPE_SHIFT);
flags_ = stored_flags & ((1 << TYPE_SHIFT) - 1);
if (is_creator()) {
flags_ |= ALL_ADMINISTRATOR_RIGHTS | ALL_PERMISSION_RIGHTS;
} else if (is_administrator()) {
flags_ |= CAN_MANAGE_DIALOG;
}
}
friend bool operator==(const DialogParticipantStatus &lhs, const DialogParticipantStatus &rhs);
friend StringBuilder &operator<<(StringBuilder &string_builder, const DialogParticipantStatus &status);
};
bool operator==(const DialogParticipantStatus &lhs, const DialogParticipantStatus &rhs);
bool operator!=(const DialogParticipantStatus &lhs, const DialogParticipantStatus &rhs);
StringBuilder &operator<<(StringBuilder &string_builder, const DialogParticipantStatus &status);
struct DialogParticipant {
DialogId dialog_id;
UserId inviter_user_id;
int32 joined_date = 0;
DialogParticipantStatus status = DialogParticipantStatus::Left();
DialogParticipant() = default;
DialogParticipant(DialogId user_id, UserId inviter_user_id, int32 joined_date, DialogParticipantStatus status);
DialogParticipant(tl_object_ptr<telegram_api::ChatParticipant> &&participant_ptr, int32 chat_creation_date,
bool is_creator);
explicit DialogParticipant(tl_object_ptr<telegram_api::ChannelParticipant> &&participant_ptr);
static DialogParticipant left(DialogId dialog_id) {
return {dialog_id, UserId(), 0, DialogParticipantStatus::Left()};
}
bool is_valid() const;
template <class StorerT>
void store(StorerT &storer) const {
td::store(dialog_id, storer);
td::store(inviter_user_id, storer);
td::store(joined_date, storer);
td::store(status, storer);
}
template <class ParserT>
void parse(ParserT &parser) {
if (parser.version() >= static_cast<int32>(Version::SupportBannedChannels)) {
td::parse(dialog_id, parser);
} else {
UserId user_id;
td::parse(user_id, parser);
dialog_id = DialogId(user_id);
}
td::parse(inviter_user_id, parser);
td::parse(joined_date, parser);
td::parse(status, parser);
}
};
StringBuilder &operator<<(StringBuilder &string_builder, const DialogParticipant &dialog_participant);
struct DialogParticipants {
int32 total_count_ = 0;
vector<DialogParticipant> participants_;
DialogParticipants() = default;
DialogParticipants(int32 total_count, vector<DialogParticipant> &&participants)
: total_count_(total_count), participants_(std::move(participants)) {
}
td_api::object_ptr<td_api::chatMembers> get_chat_members_object(Td *td) const;
};
class ChannelParticipantsFilter {
enum class Type : int32 { Recent, Contacts, Administrators, Search, Mention, Restricted, Banned, Bots } type;
string query;
MessageId top_thread_message_id;
friend StringBuilder &operator<<(StringBuilder &string_builder, const ChannelParticipantsFilter &filter);
public:
explicit ChannelParticipantsFilter(const tl_object_ptr<td_api::SupergroupMembersFilter> &filter);
tl_object_ptr<telegram_api::ChannelParticipantsFilter> get_input_channel_participants_filter() const;
bool is_administrators() const {
return type == Type::Administrators;
}
bool is_bots() const {
return type == Type::Bots;
}
bool is_recent() const {
return type == Type::Recent;
}
bool is_contacts() const {
return type == Type::Contacts;
}
bool is_search() const {
return type == Type::Search;
}
bool is_restricted() const {
return type == Type::Restricted;
}
bool is_banned() const {
return type == Type::Banned;
}
};
StringBuilder &operator<<(StringBuilder &string_builder, const ChannelParticipantsFilter &filter);
class DialogParticipantsFilter {
public:
enum class Type : int32 { Contacts, Administrators, Members, Restricted, Banned, Mention, Bots };
Type type;
MessageId top_thread_message_id;
explicit DialogParticipantsFilter(Type type, MessageId top_thread_message_id = MessageId())
: type(type), top_thread_message_id(top_thread_message_id) {
}
};
StringBuilder &operator<<(StringBuilder &string_builder, const DialogParticipantsFilter &filter);
DialogParticipantsFilter get_dialog_participants_filter(const tl_object_ptr<td_api::ChatMembersFilter> &filter);
DialogParticipantStatus get_dialog_participant_status(const tl_object_ptr<td_api::ChatMemberStatus> &status);
DialogParticipantStatus get_dialog_participant_status(bool can_be_edited,
const tl_object_ptr<telegram_api::chatAdminRights> &admin_rights,
string rank);
DialogParticipantStatus get_dialog_participant_status(
bool is_member, const tl_object_ptr<telegram_api::chatBannedRights> &banned_rights);
RestrictedRights get_restricted_rights(const tl_object_ptr<telegram_api::chatBannedRights> &banned_rights);
RestrictedRights get_restricted_rights(const td_api::object_ptr<td_api::chatPermissions> &permissions);
} // namespace td
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