155 lines
4.8 KiB
C++
155 lines
4.8 KiB
C++
//
|
|
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2023
|
|
//
|
|
// 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/ReactionType.h"
|
|
|
|
#include "td/telegram/misc.h"
|
|
|
|
#include "td/utils/as.h"
|
|
#include "td/utils/base64.h"
|
|
#include "td/utils/crypto.h"
|
|
#include "td/utils/emoji.h"
|
|
#include "td/utils/SliceBuilder.h"
|
|
#include "td/utils/utf8.h"
|
|
|
|
namespace td {
|
|
|
|
static int64 get_custom_emoji_id(const string &reaction) {
|
|
auto r_decoded = base64_decode(Slice(&reaction[1], reaction.size() - 1));
|
|
CHECK(r_decoded.is_ok());
|
|
CHECK(r_decoded.ok().size() == 8);
|
|
return as<int64>(r_decoded.ok().c_str());
|
|
}
|
|
|
|
static string get_custom_emoji_string(int64 custom_emoji_id) {
|
|
char s[8];
|
|
as<int64>(&s) = custom_emoji_id;
|
|
return PSTRING() << '#' << base64_encode(Slice(s, 8));
|
|
}
|
|
|
|
ReactionType::ReactionType(string &&emoji) : reaction_(std::move(emoji)) {
|
|
}
|
|
|
|
ReactionType::ReactionType(const telegram_api::object_ptr<telegram_api::Reaction> &reaction) {
|
|
if (reaction == nullptr) {
|
|
return;
|
|
}
|
|
switch (reaction->get_id()) {
|
|
case telegram_api::reactionEmpty::ID:
|
|
break;
|
|
case telegram_api::reactionEmoji::ID:
|
|
reaction_ = static_cast<const telegram_api::reactionEmoji *>(reaction.get())->emoticon_;
|
|
if (is_custom_reaction()) {
|
|
reaction_ = string();
|
|
}
|
|
break;
|
|
case telegram_api::reactionCustomEmoji::ID:
|
|
reaction_ =
|
|
get_custom_emoji_string(static_cast<const telegram_api::reactionCustomEmoji *>(reaction.get())->document_id_);
|
|
break;
|
|
default:
|
|
UNREACHABLE();
|
|
break;
|
|
}
|
|
}
|
|
|
|
ReactionType::ReactionType(const td_api::object_ptr<td_api::ReactionType> &type) {
|
|
if (type == nullptr) {
|
|
return;
|
|
}
|
|
switch (type->get_id()) {
|
|
case td_api::reactionTypeEmoji::ID: {
|
|
const string &emoji = static_cast<const td_api::reactionTypeEmoji *>(type.get())->emoji_;
|
|
if (!check_utf8(emoji)) {
|
|
break;
|
|
}
|
|
reaction_ = emoji;
|
|
if (is_custom_reaction()) {
|
|
reaction_ = string();
|
|
break;
|
|
}
|
|
break;
|
|
}
|
|
case td_api::reactionTypeCustomEmoji::ID:
|
|
reaction_ =
|
|
get_custom_emoji_string(static_cast<const td_api::reactionTypeCustomEmoji *>(type.get())->custom_emoji_id_);
|
|
break;
|
|
default:
|
|
UNREACHABLE();
|
|
break;
|
|
}
|
|
}
|
|
|
|
telegram_api::object_ptr<telegram_api::Reaction> ReactionType::get_input_reaction() const {
|
|
if (is_empty()) {
|
|
return telegram_api::make_object<telegram_api::reactionEmpty>();
|
|
}
|
|
if (is_custom_reaction()) {
|
|
return telegram_api::make_object<telegram_api::reactionCustomEmoji>(get_custom_emoji_id(reaction_));
|
|
}
|
|
return telegram_api::make_object<telegram_api::reactionEmoji>(reaction_);
|
|
}
|
|
|
|
td_api::object_ptr<td_api::ReactionType> ReactionType::get_reaction_type_object() const {
|
|
CHECK(!is_empty());
|
|
if (is_custom_reaction()) {
|
|
return td_api::make_object<td_api::reactionTypeCustomEmoji>(get_custom_emoji_id(reaction_));
|
|
}
|
|
return td_api::make_object<td_api::reactionTypeEmoji>(reaction_);
|
|
}
|
|
|
|
td_api::object_ptr<td_api::updateDefaultReactionType> ReactionType::get_update_default_reaction_type() const {
|
|
if (is_empty()) {
|
|
return nullptr;
|
|
}
|
|
return td_api::make_object<td_api::updateDefaultReactionType>(get_reaction_type_object());
|
|
}
|
|
|
|
bool ReactionType::is_custom_reaction() const {
|
|
return reaction_[0] == '#';
|
|
}
|
|
|
|
bool ReactionType::is_active_reaction(
|
|
const FlatHashMap<ReactionType, size_t, ReactionTypeHash> &active_reaction_pos) const {
|
|
return !reaction_.empty() && (is_custom_reaction() || active_reaction_pos.count(*this) > 0);
|
|
}
|
|
|
|
bool operator<(const ReactionType &lhs, const ReactionType &rhs) {
|
|
return lhs.reaction_ < rhs.reaction_;
|
|
}
|
|
|
|
bool operator==(const ReactionType &lhs, const ReactionType &rhs) {
|
|
return lhs.reaction_ == rhs.reaction_;
|
|
}
|
|
|
|
StringBuilder &operator<<(StringBuilder &string_builder, const ReactionType &reaction_type) {
|
|
return string_builder << reaction_type.reaction_;
|
|
}
|
|
|
|
int64 get_reaction_types_hash(const vector<ReactionType> &reaction_types) {
|
|
vector<uint64> numbers;
|
|
for (auto &reaction_type : reaction_types) {
|
|
if (reaction_type.is_custom_reaction()) {
|
|
auto custom_emoji_id = static_cast<uint64>(get_custom_emoji_id(reaction_type.get_string()));
|
|
numbers.push_back(custom_emoji_id >> 32);
|
|
numbers.push_back(custom_emoji_id & 0xFFFFFFFF);
|
|
} else {
|
|
auto emoji = remove_emoji_selectors(reaction_type.get_string());
|
|
unsigned char hash[16];
|
|
md5(emoji, {hash, sizeof(hash)});
|
|
auto get = [hash](int num) {
|
|
return static_cast<uint32>(hash[num]);
|
|
};
|
|
|
|
numbers.push_back(0);
|
|
numbers.push_back(static_cast<int32>((get(0) << 24) + (get(1) << 16) + (get(2) << 8) + get(3)));
|
|
}
|
|
}
|
|
return get_vector_hash(numbers);
|
|
}
|
|
|
|
} // namespace td
|