Show not supported themes placeholders.

Telegram/SourceFiles/storage/localstorage.cpp

@@ -34,7 +34,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "main/main_session.h"
 #include "window/themes/window_theme.h"
 #include "window/window_session_controller.h"
-#include "window/themes/window_theme_editor.h"
 #include "base/flags.h"
 #include "data/data_session.h"
 #include "history/history.h"
@@ -4479,26 +4478,30 @@ std::vector<Lang::Language> readRecentLanguages() {
 	return result;
 }
 
-bool copyThemeColorsToPalette(const QString &destination) {
+Window::Theme::Object ReadThemeContent() {
 	using namespace Window::Theme;
+
 	auto &themeKey = IsNightMode() ? _themeKeyNight : _themeKeyDay;
 	if (!themeKey) {
-		return false;
+		return Object();
 	}
 
 	FileReadDescriptor theme;
 	if (!readEncryptedFile(theme, themeKey, FileOption::Safe, SettingsKey)) {
-		return false;
+		return Object();
 	}
 
-	QByteArray themeContent;
+	QByteArray content;
 	QString pathRelative, pathAbsolute;
-	theme.stream >> themeContent >> pathRelative >> pathAbsolute;
+	theme.stream >> content >> pathRelative >> pathAbsolute;
 	if (theme.stream.status() != QDataStream::Ok) {
-		return false;
+		return Object();
 	}
 
-	return CopyColorsToPalette(destination, pathAbsolute, themeContent);
+	auto result = Object();
+	result.pathAbsolute = pathAbsolute;
+	result.content = content;
+	return result;
 }
 
 void writeRecentHashtagsAndBots() {

Telegram/SourceFiles/storage/localstorage.h

@@ -26,6 +26,7 @@ class EncryptionKey;
 
 namespace Window {
 namespace Theme {
+struct Object;
 struct Saved;
 } // namespace Theme
 } // namespace Window
@@ -152,8 +153,9 @@ bool readBackground();
 
 void writeTheme(const Window::Theme::Saved &saved);
 void clearTheme();
-bool copyThemeColorsToPalette(const QString &destination);
-Window::Theme::Saved readThemeAfterSwitch();
+[[nodiscard]] Window::Theme::Saved readThemeAfterSwitch();
+
+[[nodiscard]] Window::Theme::Object ReadThemeContent();
 
 void writeLangPack();
 void pushRecentLanguage(const Lang::Language &language);

Telegram/SourceFiles/window/themes/window_theme.cpp

@@ -9,6 +9,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 #include "window/themes/window_theme_preview.h"
 #include "window/themes/window_themes_embedded.h"
+#include "window/themes/window_theme_editor.h"
 #include "mainwidget.h"
 #include "main/main_session.h"
 #include "apiwrap.h"
@@ -49,14 +50,6 @@ Applying GlobalApplying;
 
 inline bool AreTestingTheme() {
 	return !GlobalApplying.paletteForRevert.isEmpty();
-};
-
-[[nodiscard]] bool IsEditingTheme(const QString &path) {
-	static const auto kEditingPath = QFileInfo(
-		EditingPalettePath()
-	).absoluteFilePath();
-	return !path.compare(kEditingPath, Qt::CaseInsensitive)
-		&& QFileInfo(path).exists();
 }
 
 bool CalculateIsMonoColorImage(const QImage &image) {
@@ -408,7 +401,7 @@ bool InitializeFromSaved(Saved &&saved) {
 		return false;
 	}
 	if (editing) {
-		Background()->setIsEditingTheme(true);
+		Background()->setEditingTheme(ReadCloudFromText(*editing));
 	} else {
 		Local::writeTheme(saved);
 	}
@@ -544,7 +537,7 @@ void ChatBackground::checkUploadWallPaper() {
 	}
 	if (!Data::IsCustomWallPaper(_paper)
 		|| _original.isNull()
-		|| isEditingTheme()) {
+		|| _editingTheme.has_value()) {
 		return;
 	}
 
@@ -734,7 +727,7 @@ bool ChatBackground::adjustPaletteRequired() {
 			|| Data::details::IsTestingDefaultWallPaper(_paper);
 	};
 
-	if (isEditingTheme()) {
+	if (_editingTheme.has_value()) {
 		return false;
 	} else if (isNonDefaultThemeOrBackground() || nightMode()) {
 		return !usingThemeBackground();
@@ -742,12 +735,13 @@ bool ChatBackground::adjustPaletteRequired() {
 	return !usingDefaultBackground();
 }
 
-bool ChatBackground::isEditingTheme() const {
+std::optional<Data::CloudTheme> ChatBackground::editingTheme() const {
 	return _editingTheme;
 }
 
-void ChatBackground::setIsEditingTheme(bool editing) {
-	if (_editingTheme == editing) {
+void ChatBackground::setEditingTheme(
+		std::optional<Data::CloudTheme> editing) {
+	if (!_editingTheme && !editing) {
 		return;
 	}
 	_editingTheme = editing;
@@ -913,7 +907,7 @@ void ChatBackground::setTestingTheme(Instance &&theme) {
 		|| (Data::IsDefaultWallPaper(_paper)
 			&& !nightMode()
 			&& _themeObject.pathAbsolute.isEmpty());
-	if (AreTestingTheme() && isEditingTheme()) {
+	if (AreTestingTheme() && _editingTheme.has_value()) {
 		// Grab current background image if it is not already custom
 		// Use prepared pixmap, not original image, because we're
 		// for sure switching to a non-pattern wall-paper (testing editor).

Telegram/SourceFiles/window/themes/window_theme.h

@@ -120,8 +120,8 @@ public:
 	void setTileNightValue(bool tile);
 	void setThemeObject(const Object &object);
 	[[nodiscard]] const Object &themeObject() const;
-	[[nodiscard]] bool isEditingTheme() const;
-	void setIsEditingTheme(bool editing);
+	[[nodiscard]] std::optional<Data::CloudTheme> editingTheme() const;
+	void setEditingTheme(std::optional<Data::CloudTheme> editing);
 	void reset();
 
 	void setTestingTheme(Instance &&theme);
@@ -201,7 +201,7 @@ private:
 	Object _themeObject;
 	QImage _themeImage;
 	bool _themeTile = false;
-	bool _editingTheme = false;
+	std::optional<Data::CloudTheme> _editingTheme;
 
 	Data::WallPaper _paperForRevert
 		= Data::details::UninitializedWallPaper();
@@ -221,11 +221,6 @@ ChatBackground *Background();
 
 void ComputeBackgroundRects(QRect wholeFill, QSize imageSize, QRect &to, QRect &from);
 
-bool CopyColorsToPalette(
-	const QString &destination,
-	const QString &themePath,
-	const QByteArray &themeContent);
-
 bool ReadPaletteValues(const QByteArray &content, Fn<bool(QLatin1String name, QLatin1String value)> callback);
 
 } // namespace Theme

Telegram/SourceFiles/window/themes/window_theme_editor.cpp

@@ -35,6 +35,14 @@ namespace Window {
 namespace Theme {
 namespace {
 
+template <size_t Size>
+QByteArray qba(const char(&string)[Size]) {
+	return QByteArray::fromRawData(string, Size - 1);
+}
+
+const auto kCloudInTextStart = qba("// THEME EDITOR SERVICE INFO START\n");
+const auto kCloudInTextEnd = qba("// THEME EDITOR SERVICE INFO END\n\n");
+
 struct ReadColorResult {
 	ReadColorResult(QColor color, bool error = false) : color(color), error(error) {
 	}
@@ -186,7 +194,7 @@ QByteArray replaceValueInContent(const QByteArray &content, const QByteArray &na
 	return QByteArray();
 }
 
-QByteArray ColorizeInContent(
+[[nodiscard]] QByteArray ColorizeInContent(
 		QByteArray content,
 		const Colorizer &colorizer) {
 	auto validNames = OrderedSet<QLatin1String>();
@@ -294,44 +302,41 @@ private:
 
 };
 
-bool CopyColorsToPalette(
-		const QString &destination,
-		const QString &themePath,
-		const QByteArray &themeContent) {
-	auto paletteContent = themeContent;
+[[nodiscard]] QByteArray WriteCloudToText(const Data::CloudTheme &cloud) {
+	auto result = QByteArray();
+	const auto add = [&](const QByteArray &key, const QString &value) {
+		result.append("// " + key + ": " + value.toLatin1() + "\n");
+	};
+	result.append(kCloudInTextStart);
+	add("ID", QString::number(cloud.id));
+	add("ACCESS", QString::number(cloud.accessHash));
+	result.append(kCloudInTextEnd);
+	return result;
+}
 
-	zlib::FileToRead file(themeContent);
-
-	unz_global_info globalInfo = { 0 };
-	file.getGlobalInfo(&globalInfo);
-	if (file.error() == UNZ_OK) {
-		paletteContent = file.readFileContent("colors.tdesktop-theme", zlib::kCaseInsensitive, kThemeSchemeSizeLimit);
-		if (file.error() == UNZ_END_OF_LIST_OF_FILE) {
-			file.clearError();
-			paletteContent = file.readFileContent("colors.tdesktop-palette", zlib::kCaseInsensitive, kThemeSchemeSizeLimit);
-		}
-		if (file.error() != UNZ_OK) {
-			LOG(("Theme Error: could not read 'colors.tdesktop-theme' or 'colors.tdesktop-palette' in the theme file, while copying to '%1'.").arg(destination));
+[[nodiscard]] Data::CloudTheme ReadCloudFromText(const QByteArray &text) {
+	const auto index = text.indexOf(kCloudInTextEnd);
+	if (index <= 1) {
+		return Data::CloudTheme();
+	}
+	auto result = Data::CloudTheme();
+	const auto list = text.mid(0, index - 1).split('\n');
+	const auto take = [&](uint64 &value, int index) {
+		if (list.size() <= index) {
 			return false;
 		}
+		const auto &entry = list[index];
+		const auto position = entry.indexOf(": ");
+		if (position < 0) {
+			return false;
+		}
+		value = QString::fromLatin1(entry.mid(position + 2)).toULongLong();
+		return true;
+	};
+	if (!take(result.id, 1) || !take(result.accessHash, 2)) {
+		return Data::CloudTheme();
 	}
-
-	QFile f(destination);
-	if (!f.open(QIODevice::WriteOnly)) {
-		LOG(("Theme Error: could not open file for write '%1'").arg(destination));
-		return false;
-	}
-
-	if (const auto colorizer = ColorizerForTheme(themePath)) {
-		paletteContent = ColorizeInContent(
-			std::move(paletteContent),
-			colorizer);
-	}
-	if (f.write(paletteContent) != paletteContent.size()) {
-		LOG(("Theme Error: could not write palette to '%1'").arg(destination));
-		return false;
-	}
-	return true;
+	return result;
 }
 
 Editor::Inner::Inner(QWidget *parent, const QString &path) : TWidget(parent)
@@ -680,12 +685,22 @@ Editor::Editor(
 	resizeToWidth(st::windowMinWidth);
 }
 
+QByteArray Editor::ColorizeInContent(
+		QByteArray content,
+		const Colorizer &colorizer) {
+	return Window::Theme::ColorizeInContent(content, colorizer);
+}
+
 void Editor::save() {
 	if (!_window->account().sessionExists()) {
 		Ui::Toast::Show(tr::lng_theme_editor_need_auth(tr::now));
 		return;
+	} else if (_saving) {
+		return;
 	}
-	Ui::show(Box(SaveThemeBox, _window, _cloud, _inner->paletteContent()));
+	_saving = true;
+	const auto unlock = crl::guard(this, [=] { _saving = false; });
+	SaveTheme(_window, _cloud, _inner->paletteContent(), unlock);
 }
 
 void Editor::resizeEvent(QResizeEvent *e) {
@@ -776,7 +791,7 @@ void Editor::paintEvent(QPaintEvent *e) {
 void Editor::closeEditor() {
 	if (const auto window = App::wnd()) {
 		window->showRightColumn(nullptr);
-		Background()->setIsEditingTheme(false);
+		Background()->setEditingTheme(std::nullopt);
 	}
 }
 

Telegram/SourceFiles/window/themes/window_theme_editor.h

@@ -23,10 +23,10 @@ class Controller;
 
 namespace Theme {
 
-bool CopyColorsToPalette(
-	const QString &destination,
-	const QString &themePath,
-	const QByteArray &themeContent);
+struct Colorizer;
+
+[[nodiscard]] QByteArray WriteCloudToText(const Data::CloudTheme &cloud);
+[[nodiscard]] Data::CloudTheme ReadCloudFromText(const QByteArray &text);
 
 class Editor : public TWidget {
 public:
@@ -35,6 +35,10 @@ public:
 		not_null<Window::Controller*> window,
 		const Data::CloudTheme &cloud);
 
+	[[nodiscard]] static QByteArray ColorizeInContent(
+		QByteArray content,
+		const Colorizer &colorizer);
+
 protected:
 	void paintEvent(QPaintEvent *e) override;
 	void resizeEvent(QResizeEvent *e) override;
@@ -57,6 +61,7 @@ private:
 	object_ptr<Ui::PlainShadow> _leftShadow;
 	object_ptr<Ui::PlainShadow> _topShadow;
 	object_ptr<Ui::FlatButton> _save;
+	bool _saving = false;
 
 };
 

Telegram/SourceFiles/window/themes/window_theme_editor_box.cpp

@@ -86,6 +86,7 @@ private:
 	QByteArray _backgroundContent;
 	bool _isPng = false;
 	QString _imageText;
+	int _thumbnailSize = 0;
 	QPixmap _thumbnail;
 
 };
@@ -112,12 +113,12 @@ BackgroundSelector::BackgroundSelector(
 		formatSizeText(_backgroundContent.size()));
 	_chooseFromFile->setClickedCallback([=] { chooseBackgroundFromFile(); });
 
-	const auto height = st::boxTextFont->height
+	_thumbnailSize = st::boxTextFont->height
 		+ st::themesSmallSkip
 		+ _chooseFromFile->heightNoMargins()
 		+ st::themesSmallSkip
 		+ _tileBackground->heightNoMargins();
-	resize(width(), height);
+	resize(width(), _thumbnailSize + st::themesSmallSkip);
 
 	updateThumbnail();
 }
@@ -125,7 +126,7 @@ BackgroundSelector::BackgroundSelector(
 void BackgroundSelector::paintEvent(QPaintEvent *e) {
 	Painter p(this);
 
-	const auto left = height() + st::themesSmallSkip;
+	const auto left = _thumbnailSize + st::themesSmallSkip;
 
 	p.setPen(st::boxTextFg);
 	p.setFont(st::boxTextFont);
@@ -135,14 +136,14 @@ void BackgroundSelector::paintEvent(QPaintEvent *e) {
 }
 
 int BackgroundSelector::resizeGetHeight(int newWidth) {
-	const auto left = height() + st::themesSmallSkip;
+	const auto left = _thumbnailSize + st::themesSmallSkip;
 	_chooseFromFile->moveToLeft(left, st::boxTextFont->height + st::themesSmallSkip);
 	_tileBackground->moveToLeft(left, st::boxTextFont->height + st::themesSmallSkip + _chooseFromFile->height() + st::themesSmallSkip);
 	return height();
 }
 
 void BackgroundSelector::updateThumbnail() {
-	const auto size = height();
+	const auto size = _thumbnailSize;
 	auto back = QImage(
 		QSize(size, size) * cIntRetinaFactor(),
 		QImage::Format_ARGB32_Premultiplied);
@@ -233,11 +234,55 @@ void ImportFromFile(
 		crl::guard(parent, callback));
 }
 
-QString BytesToUTF8(QLatin1String string) {
+[[nodiscard]] QString BytesToUTF8(QLatin1String string) {
 	return QString::fromUtf8(string.data(), string.size());
 }
 
-bool WriteDefaultPalette(const QString &path) {
+[[nodiscard]] bool CopyColorsToPalette(
+		const QString &destination,
+		const QString &themePath,
+		const QByteArray &themeContent,
+		const Data::CloudTheme &cloud) {
+	auto paletteContent = themeContent;
+
+	zlib::FileToRead file(themeContent);
+
+	unz_global_info globalInfo = { 0 };
+	file.getGlobalInfo(&globalInfo);
+	if (file.error() == UNZ_OK) {
+		paletteContent = file.readFileContent("colors.tdesktop-theme", zlib::kCaseInsensitive, kThemeSchemeSizeLimit);
+		if (file.error() == UNZ_END_OF_LIST_OF_FILE) {
+			file.clearError();
+			paletteContent = file.readFileContent("colors.tdesktop-palette", zlib::kCaseInsensitive, kThemeSchemeSizeLimit);
+		}
+		if (file.error() != UNZ_OK) {
+			LOG(("Theme Error: could not read 'colors.tdesktop-theme' or 'colors.tdesktop-palette' in the theme file, while copying to '%1'.").arg(destination));
+			return false;
+		}
+	}
+
+	QFile f(destination);
+	if (!f.open(QIODevice::WriteOnly)) {
+		LOG(("Theme Error: could not open file for write '%1'").arg(destination));
+		return false;
+	}
+
+	if (const auto colorizer = ColorizerForTheme(themePath)) {
+		paletteContent = Editor::ColorizeInContent(
+			std::move(paletteContent),
+			colorizer);
+	}
+	paletteContent = WriteCloudToText(cloud) + paletteContent;
+	if (f.write(paletteContent) != paletteContent.size()) {
+		LOG(("Theme Error: could not write palette to '%1'").arg(destination));
+		return false;
+	}
+	return true;
+}
+
+bool WriteDefaultPalette(
+		const QString &path,
+		const Data::CloudTheme &cloud) {
 	QFile f(path);
 	if (!f.open(QIODevice::WriteOnly)) {
 		LOG(("Theme Error: could not open '%1' for writing.").arg(path));
@@ -247,6 +292,8 @@ bool WriteDefaultPalette(const QString &path) {
 	QTextStream stream(&f);
 	stream.setCodec("UTF-8");
 
+	stream << QString::fromLatin1(WriteCloudToText(cloud));
+
 	auto rows = style::main_palette::data();
 	for (const auto &row : std::as_const(rows)) {
 		stream
@@ -396,7 +443,7 @@ SendMediaReady PrepareThemeMedia(
 		0);
 }
 
-Fn<void()> SaveTheme(
+Fn<void()> SavePreparedTheme(
 		not_null<Window::Controller*> window,
 		const QByteArray &palette,
 		const PreparedBackground &background,
@@ -494,12 +541,15 @@ void StartEditor(
 		not_null<Window::Controller*> window,
 		const Data::CloudTheme &cloud) {
 	const auto path = EditingPalettePath();
-	if (!Local::copyThemeColorsToPalette(path)
-		&& !WriteDefaultPalette(path)) {
+	auto object = Local::ReadThemeContent();
+	const auto written = object.content.isEmpty()
+		? WriteDefaultPalette(path, cloud)
+		: CopyColorsToPalette(path, object.pathAbsolute, object.content, cloud);
+	if (!written) {
 		window->show(Box<InformBox>(tr::lng_theme_editor_error(tr::now)));
 		return;
 	}
-	Background()->setIsEditingTheme(true);
+	Background()->setEditingTheme(cloud);
 	window->showRightColumn(Box<Editor>(window, cloud));
 }
 
@@ -561,6 +611,40 @@ void CreateForExistingBox(
 	box->addButton(tr::lng_cancel(), [=] { box->closeBox(); });
 }
 
+void SaveTheme(
+		not_null<Window::Controller*> window,
+		const Data::CloudTheme &cloud,
+		const QByteArray &palette,
+		Fn<void()> unlock) {
+	Expects(window->account().sessionExists());
+
+	using Data::CloudTheme;
+
+	const auto save = [=](const CloudTheme &fields) {
+		window->show(Box(SaveThemeBox, window, fields, palette));
+	};
+	if (cloud.id) {
+		window->account().session().api().request(MTPaccount_GetTheme(
+			MTP_string(Data::CloudThemes::Format()),
+			MTP_inputTheme(MTP_long(cloud.id), MTP_long(cloud.accessHash)),
+			MTP_long(0)
+		)).done([=](const MTPTheme &result) {
+			unlock();
+			result.match([&](const MTPDtheme &data) {
+				save(CloudTheme::Parse(&window->account().session(), data));
+			}, [&](const MTPDthemeDocumentNotModified &data) {
+				LOG(("API Error: Unexpected themeDocumentNotModified."));
+				save(CloudTheme());
+			});
+		}).fail([=](const RPCError &error) {
+			unlock();
+			save(CloudTheme());
+		}).send();
+	} else {
+		save(CloudTheme());
+	}
+}
+
 void SaveThemeBox(
 		not_null<GenericBox*> box,
 		not_null<Window::Controller*> window,
@@ -594,7 +678,7 @@ void SaveThemeBox(
 		linkWrap,
 		st::createThemeLink,
 		rpl::single(qsl("link")),
-		cloud.slug,
+		cloud.slug.isEmpty() ? GenerateSlug() : cloud.slug,
 		true);
 	linkWrap->widthValue(
 	) | rpl::start_with_next([=](int width) {
@@ -657,6 +741,7 @@ void SaveThemeBox(
 		const auto fail = crl::guard(box, [=](
 				SaveErrorType type,
 				const QString &text) {
+			*saving = false;
 			if (!text.isEmpty()) {
 				Ui::Toast::Show(text);
 			}
@@ -666,7 +751,7 @@ void SaveThemeBox(
 				link->showError();
 			}
 		});
-		*cancel = SaveTheme(
+		*cancel = SavePreparedTheme(
 			window,
 			palette,
 			back->result(),

Telegram/SourceFiles/window/themes/window_theme_editor_box.h

@@ -29,6 +29,11 @@ void CreateForExistingBox(
 	not_null<GenericBox*> box,
 	not_null<Window::Controller*> window,
 	const Data::CloudTheme &cloud);
+void SaveTheme(
+	not_null<Window::Controller*> window,
+	const Data::CloudTheme &cloud,
+	const QByteArray &palette,
+	Fn<void()> unlock);
 void SaveThemeBox(
 	not_null<GenericBox*> box,
 	not_null<Window::Controller*> window,

Telegram/SourceFiles/window/window_controller.cpp

@@ -46,9 +46,9 @@ void Controller::firstShow() {
 
 void Controller::checkThemeEditor() {
 	using namespace Window::Theme;
-	if (Background()->isEditingTheme()) {
-		showRightColumn(
-			Box<Editor>(this, Background()->themeObject().cloud));
+
+	if (const auto editing = Background()->editingTheme()) {
+		showRightColumn(Box<Editor>(this, *editing));
 	}
 }