tdlight/td/telegram/files/FileData.h

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//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2019
//
// 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/files/FileEncryptionKey.h"
#include "td/telegram/files/FileLocation.h"
#include "td/utils/common.h"
#include "td/utils/format.h"
#include "td/utils/StringBuilder.h"
#include "td/utils/tl_helpers.h"
namespace td {
class FileData {
public:
DialogId owner_dialog_id_;
uint64 pmc_id_ = 0;
RemoteFileLocation remote_;
LocalFileLocation local_;
unique_ptr<FullGenerateFileLocation> generate_;
int64 size_ = 0;
int64 expected_size_ = 0;
string remote_name_;
string url_;
FileEncryptionKey encryption_key_;
template <class StorerT>
void store(StorerT &storer) const {
using ::td::store;
bool has_owner_dialog_id = owner_dialog_id_.is_valid();
bool has_expected_size = size_ == 0 && expected_size_ != 0;
bool encryption_key_is_secure = encryption_key_.is_secure();
BEGIN_STORE_FLAGS();
STORE_FLAG(has_owner_dialog_id);
STORE_FLAG(has_expected_size);
STORE_FLAG(encryption_key_is_secure);
END_STORE_FLAGS();
if (has_owner_dialog_id) {
store(owner_dialog_id_, storer);
}
store(pmc_id_, storer);
store(remote_, storer);
store(local_, storer);
auto generate = generate_ == nullptr ? GenerateFileLocation() : GenerateFileLocation(*generate_);
store(generate, storer);
if (has_expected_size) {
store(expected_size_, storer);
} else {
store(size_, storer);
}
store(remote_name_, storer);
store(url_, storer);
store(encryption_key_, storer);
}
template <class ParserT>
void parse(ParserT &parser) {
using ::td::parse;
bool has_owner_dialog_id;
bool has_expected_size;
bool encryption_key_is_secure;
BEGIN_PARSE_FLAGS();
PARSE_FLAG(has_owner_dialog_id);
PARSE_FLAG(has_expected_size);
PARSE_FLAG(encryption_key_is_secure);
END_PARSE_FLAGS_GENERIC();
if (has_owner_dialog_id) {
parse(owner_dialog_id_, parser);
}
parse(pmc_id_, parser);
parse(remote_, parser);
parse(local_, parser);
GenerateFileLocation generate;
parse(generate, parser);
if (generate.type() == GenerateFileLocation::Type::Full) {
generate_ = make_unique<FullGenerateFileLocation>(generate.full());
} else {
generate_ = nullptr;
}
if (has_expected_size) {
parse(expected_size_, parser);
} else {
parse(size_, parser);
}
parse(remote_name_, parser);
parse(url_, parser);
encryption_key_.parse(encryption_key_is_secure ? FileEncryptionKey::Type::Secure : FileEncryptionKey::Type::Secret,
parser);
}
};
inline StringBuilder &operator<<(StringBuilder &sb, const FileData &file_data) {
sb << "[" << tag("remote_name", file_data.remote_name_) << " " << file_data.owner_dialog_id_ << " "
<< tag("size", file_data.size_) << tag("expected_size", file_data.expected_size_) << " "
<< file_data.encryption_key_;
if (!file_data.url_.empty()) {
sb << tag("url", file_data.url_);
}
if (file_data.local_.type() == LocalFileLocation::Type::Full) {
sb << " local " << file_data.local_.full();
}
if (file_data.generate_ != nullptr) {
sb << " generate " << *file_data.generate_;
}
if (file_data.remote_.type() == RemoteFileLocation::Type::Full) {
sb << " remote " << file_data.remote_.full();
}
return sb << "]";
}
} // namespace td