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Local cache of language pack list.

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GitOrigin-RevId: bb4e7cbbd82cee7367cfe60678782e0ff9563e1b
This commit is contained in:
levlam 2018-09-04 15:01:08 +03:00
parent ad26781fbc
commit 15856c0272
6 changed files with 86 additions and 24 deletions
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4
td/generate/scheme/td_api.tl
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@ -3131,8 +3131,8 @@ getSupportUser = User;
getWallpapers = Wallpapers;
//@description Returns information about the current localization target
getLocalizationTargetInfo = LocalizationTargetInfo;
//@description Returns information about the current localization target. This is an offline request if only_local is true @only_local If true, returns only locally available information without sending network requests
getLocalizationTargetInfo only_local:Bool = LocalizationTargetInfo;
//@description Returns strings from a language pack in the current localization target by their keys @language_pack_id Language pack identifier of the strings to be returned @keys Language pack keys of the strings to be returned; leave empty to request all available strings
getLanguagePackStrings language_pack_id:string keys:vector<string> = LanguagePackStrings;

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td/generate/scheme/td_api.tlo
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96
td/telegram/LanguagePackManager.cpp
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@ -26,6 +26,7 @@
#include <atomic>
#include <limits>
#include <map>
#include <unordered_set>
#include <utility>
@ -56,12 +57,17 @@ struct LanguagePackManager::Language {
struct LanguagePackManager::LanguageInfo {
string name;
string native_name;
friend bool operator==(const LanguageInfo &lhs, const LanguageInfo &rhs) {
return lhs.name == rhs.name && lhs.native_name == rhs.native_name;
}
};
struct LanguagePackManager::LanguagePack {
std::mutex mutex_;
SqliteKeyValue pack_kv_; // usages should be guarded by database_->mutex_
std::unordered_map<string, LanguageInfo> language_infos_;
std::map<string, LanguageInfo> custom_language_pack_infos_; // sorted by language_code
vector<std::pair<string, LanguageInfo>> server_language_pack_infos_; // sorted by server
std::unordered_map<string, std::unique_ptr<Language>> languages_;
};
@ -341,8 +347,24 @@ LanguagePackManager::Language *LanguagePackManager::add_language(LanguageDatabas
pack->pack_kv_.init_with_connection(database->database_.clone(), get_database_table_name(language_pack, "0"))
.ensure();
for (auto &lang : pack->pack_kv_.get_all()) {
if (lang.first == "!server") {
auto all_infos = full_split(lang.second, '\x00');
if (all_infos.size() % 3 == 0) {
for (size_t i = 0; i < all_infos.size(); i += 3) {
LanguageInfo info;
info.name = std::move(all_infos[i + 1]);
info.native_name = std::move(all_infos[i + 2]);
pack->server_language_pack_infos_.emplace_back(std::move(all_infos[i]), std::move(info));
}
} else {
LOG(ERROR) << "Have wrong language pack info \"" << lang.second << "\" in the database";
}
continue;
}
auto names = split(lang.second, '\x00');
auto &info = pack->language_infos_[lang.first];
auto &info = pack->custom_language_pack_infos_[lang.first];
info.name = std::move(names.first);
info.native_name = std::move(names.second);
}
@ -549,11 +571,17 @@ td_api::object_ptr<td_api::languagePackStrings> LanguagePackManager::get_languag
return td_api::make_object<td_api::languagePackStrings>(std::move(strings));
}
void LanguagePackManager::get_languages(Promise<td_api::object_ptr<td_api::localizationTargetInfo>> promise) {
void LanguagePackManager::get_languages(bool only_local,
Promise<td_api::object_ptr<td_api::localizationTargetInfo>> promise) {
if (language_pack_.empty()) {
return promise.set_error(Status::Error(400, "Option \"localization_target\" needs to be set first"));
}
if (only_local) {
return on_get_languages(vector<tl_object_ptr<telegram_api::langPackLanguage>>(), language_pack_, true,
std::move(promise));
}
auto request_promise = PromiseCreator::lambda([actor_id = actor_id(this), language_pack = language_pack_,
promise = std::move(promise)](Result<NetQueryPtr> r_query) mutable {
auto r_result = fetch_result<telegram_api::langpack_getLanguages>(std::move(r_query));
@ -562,14 +590,14 @@ void LanguagePackManager::get_languages(Promise<td_api::object_ptr<td_api::local
}
send_closure(actor_id, &LanguagePackManager::on_get_languages, r_result.move_as_ok(), std::move(language_pack),
std::move(promise));
false, std::move(promise));
});
send_with_promise(G()->net_query_creator().create(create_storer(telegram_api::langpack_getLanguages(language_pack_))),
std::move(request_promise));
}
void LanguagePackManager::on_get_languages(vector<tl_object_ptr<telegram_api::langPackLanguage>> languages,
string language_pack,
string language_pack, bool only_local,
Promise<td_api::object_ptr<td_api::localizationTargetInfo>> promise) {
auto results = td_api::make_object<td_api::localizationTargetInfo>();
@ -578,28 +606,62 @@ void LanguagePackManager::on_get_languages(vector<tl_object_ptr<telegram_api::la
auto pack_it = database_->language_packs_.find(language_pack);
if (pack_it != database_->language_packs_.end()) {
LanguagePack *pack = pack_it->second.get();
for (auto &info : pack->language_infos_) {
for (auto &info : pack->custom_language_pack_infos_) {
results->language_packs_.push_back(
make_tl_object<td_api::languagePackInfo>(info.first, info.second.name, info.second.native_name, 0));
}
if (only_local) {
for (auto &info : pack->server_language_pack_infos_) {
results->language_packs_.push_back(
make_tl_object<td_api::languagePackInfo>(info.first, info.second.name, info.second.native_name, 0));
}
}
}
for (auto &language : languages) {
results->language_packs_.push_back(
make_tl_object<td_api::languagePackInfo>(language->lang_code_, language->name_, language->native_name_, 0));
}
for (auto &language_info : results->language_packs_) {
if (!check_language_code_name(language_info->id_)) {
LOG(ERROR) << "Receive unsupported language pack ID " << language_info->id_ << " from server";
vector<std::pair<string, LanguageInfo>> all_server_infos;
for (auto &language : languages) {
if (!check_language_code_name(language->lang_code_)) {
LOG(ERROR) << "Receive unsupported language pack ID " << language->lang_code_ << " from server";
continue;
}
results->language_packs_.push_back(
make_tl_object<td_api::languagePackInfo>(language->lang_code_, language->name_, language->native_name_, 0));
LanguageInfo info;
info.name = std::move(language->name_);
info.native_name = std::move(language->native_name_);
all_server_infos.emplace_back(std::move(language->lang_code_), std::move(info));
}
for (auto &language_info : results->language_packs_) {
auto language = add_language(database_, language_pack, language_info->id_);
language_info->local_string_count_ = language->key_count_;
}
if (!only_local) {
std::lock_guard<std::mutex> packs_lock(database_->mutex_);
auto pack_it = database_->language_packs_.find(language_pack);
if (pack_it != database_->language_packs_.end()) {
LanguagePack *pack = pack_it->second.get();
if (pack->server_language_pack_infos_ != all_server_infos) {
pack->server_language_pack_infos_ = std::move(all_server_infos);
if (!pack->pack_kv_.empty()) {
vector<string> all_strings;
all_strings.reserve(3 * pack->server_language_pack_infos_.size());
for (auto &info : pack->server_language_pack_infos_) {
all_strings.push_back(info.first);
all_strings.push_back(info.second.name);
all_strings.push_back(info.second.native_name);
}
pack->pack_kv_.set("!server", implode(all_strings, '\x00'));
}
}
}
}
promise.set_value(std::move(results));
}
@ -1065,7 +1127,7 @@ void LanguagePackManager::set_custom_language(string language_code, string langu
auto pack_it = database_->language_packs_.find(language_pack_);
CHECK(pack_it != database_->language_packs_.end());
LanguagePack *pack = pack_it->second.get();
auto &info = pack->language_infos_[language_code];
auto &info = pack->custom_language_pack_infos_[language_code];
info.name = std::move(language_name);
info.native_name = std::move(language_native_name);
if (!pack->pack_kv_.empty()) {
@ -1091,8 +1153,8 @@ void LanguagePackManager::edit_custom_language_info(string language_code, string
auto pack_it = database_->language_packs_.find(language_pack_);
CHECK(pack_it != database_->language_packs_.end());
LanguagePack *pack = pack_it->second.get();
auto language_info_it = pack->language_infos_.find(language_code);
if (language_info_it == pack->language_infos_.end()) {
auto language_info_it = pack->custom_language_pack_infos_.find(language_code);
if (language_info_it == pack->custom_language_pack_infos_.end()) {
return promise.set_error(Status::Error(400, "Custom language pack is not found"));
}
auto &info = language_info_it->second;
@ -1197,7 +1259,7 @@ Status LanguagePackManager::do_delete_language(string language_code) {
if (!pack->pack_kv_.empty()) {
pack->pack_kv_.erase(language_code);
}
pack->language_infos_.erase(language_code);
pack->custom_language_pack_infos_.erase(language_code);
}
return Status::OK();

4
td/telegram/LanguagePackManager.h
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@ -48,7 +48,7 @@ class LanguagePackManager : public NetQueryCallback {
void on_language_pack_version_changed(int32 new_version);
void get_languages(Promise<td_api::object_ptr<td_api::localizationTargetInfo>> promise);
void get_languages(bool only_local, Promise<td_api::object_ptr<td_api::localizationTargetInfo>> promise);
void get_language_pack_strings(string language_code, vector<string> keys,
Promise<td_api::object_ptr<td_api::languagePackStrings>> promise);
@ -147,7 +147,7 @@ class LanguagePackManager : public NetQueryCallback {
void on_failed_get_difference(string language_pack, string language_code);
void on_get_languages(vector<tl_object_ptr<telegram_api::langPackLanguage>> languages, string language_pack,
Promise<td_api::object_ptr<td_api::localizationTargetInfo>> promise);
bool only_local, Promise<td_api::object_ptr<td_api::localizationTargetInfo>> promise);
Status do_delete_language(string language_code);

2
td/telegram/Td.cpp
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@ -6042,7 +6042,7 @@ void Td::on_request(uint64 id, const td_api::getMapThumbnailFile &request) {
void Td::on_request(uint64 id, const td_api::getLocalizationTargetInfo &request) {
CHECK_IS_USER();
CREATE_REQUEST_PROMISE();
send_closure(language_pack_manager_, &LanguagePackManager::get_languages, std::move(promise));
send_closure(language_pack_manager_, &LanguagePackManager::get_languages, request.only_local_, std::move(promise));
}
void Td::on_request(uint64 id, td_api::getLanguagePackStrings &request) {

2
td/telegram/cli.cpp
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@ -1751,7 +1751,7 @@ class CliClient final : public Actor {
std::tie(chat_id, message_id) = split(args);
send_request(make_tl_object<td_api::deleteChatReplyMarkup>(as_chat_id(chat_id), as_message_id(message_id)));
} else if (op == "glti") {
send_request(make_tl_object<td_api::getLocalizationTargetInfo>());
send_request(make_tl_object<td_api::getLocalizationTargetInfo>(as_bool(args)));
} else if (op == "glps") {
string language_code;
string keys;