tdesktop/Telegram/SourceFiles/core/changelogs.cpp

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/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#include "core/changelogs.h"
#include "storage/localstorage.h"
#include "lang/lang_keys.h"
#include "data/data_session.h"
#include "mainwindow.h"
#include "apiwrap.h"
namespace Core {
namespace {
std::map<int, const char*> AlphaLogs() {
return {
{
1002024,
"\xE2\x80\x94 Add links with custom text from context menu "
"or by Ctrl/Cmd + K keyboard shortcut."
},
{
1002025,
"\xE2\x80\x94 Apply markdown formatting (```, `, **, __) "
"only when sending the message.\n"
"\xE2\x80\x94 Display connection quality bars in calls.\n"
"\xE2\x80\x94 Telegram Desktop can update itself through MTProto.\n"
"\xE2\x80\x94 Bug fixes and other minor improvements."
},
{
1003011,
"\xE2\x80\x94 Added a new night theme.\n"
"\xE2\x80\x94 You can now assign custom themes "
"as night and day themes to quickly switch between them."
},
{
1003015,
"\xE2\x80\x94 Improved local caching "
"for images and GIF animations.\n"
"\xE2\x80\x94 Control how much disk space is used by the cache "
"and for how long the cached files are stored."
}
};
}
QString FormatVersionDisplay(int version) {
return QString::number(version / 1000000)
+ '.' + QString::number((version % 1000000) / 1000)
+ ((version % 1000)
? ('.' + QString::number(version % 1000))
: QString());
}
QString FormatVersionPrecise(int version) {
return QString::number(version / 1000000)
+ '.' + QString::number((version % 1000000) / 1000)
+ '.' + QString::number(version % 1000);
}
} // namespace
Changelogs::Changelogs(not_null<AuthSession*> session, int oldVersion)
: _session(session)
, _oldVersion(oldVersion) {
_chatsSubscription = subscribe(
_session->data().moreChatsLoaded(),
[this] { requestCloudLogs(); });
}
std::unique_ptr<Changelogs> Changelogs::Create(
not_null<AuthSession*> session) {
const auto oldVersion = Local::oldMapVersion();
return (oldVersion > 0 && oldVersion < AppVersion)
? std::make_unique<Changelogs>(session, oldVersion)
: nullptr;
}
void Changelogs::requestCloudLogs() {
unsubscribe(base::take(_chatsSubscription));
const auto callback = [this](const MTPUpdates &result) {
_session->api().applyUpdates(result);
auto resultEmpty = true;
switch (result.type()) {
case mtpc_updateShortMessage:
case mtpc_updateShortChatMessage:
case mtpc_updateShort:
resultEmpty = false;
break;
case mtpc_updatesCombined:
resultEmpty = result.c_updatesCombined().vupdates.v.isEmpty();
break;
case mtpc_updates:
resultEmpty = result.c_updates().vupdates.v.isEmpty();
break;
case mtpc_updatesTooLong:
case mtpc_updateShortSentMessage:
LOG(("API Error: Bad updates type in app changelog."));
break;
}
if (resultEmpty) {
addLocalLogs();
}
};
_session->api().requestChangelog(
FormatVersionPrecise(_oldVersion),
crl::guard(this, callback));
}
void Changelogs::addLocalLogs() {
if (cAlphaVersion() || cBetaVersion()) {
addAlphaLogs();
}
if (!_addedSomeLocal) {
const auto text = lng_new_version_wrap(
lt_version,
str_const_toString(AppVersionStr),
lt_changes,
lang(lng_new_version_minor),
lt_link,
qsl("https://desktop.telegram.org/changelog"));
addLocalLog(text.trimmed());
}
}
void Changelogs::addLocalLog(const QString &text) {
auto textWithEntities = TextWithEntities{ text };
TextUtilities::ParseEntities(textWithEntities, TextParseLinks);
App::wnd()->serviceNotification(
textWithEntities,
MTP_messageMediaEmpty(),
unixtime());
_addedSomeLocal = true;
};
void Changelogs::addAlphaLogs() {
for (const auto[version, changes] : AlphaLogs()) {
addAlphaLog(version, changes);
}
}
void Changelogs::addAlphaLog(int changeVersion, const char *changes) {
if (_oldVersion >= changeVersion) {
return;
}
const auto version = FormatVersionDisplay(changeVersion);
const auto text = qsl("New in version %1:\n\n").arg(version)
+ QString::fromUtf8(changes).trimmed();
addLocalLog(text);
}
} // namespace Core