Allow exporting test chat themes.

Telegram/SourceFiles/core/local_url_handlers.cpp

@@ -35,6 +35,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "media/player/media_player_instance.h"
 #include "window/window_session_controller.h"
 #include "window/window_controller.h"
+#include "window/themes/window_theme_editor_box.h" // GenerateSlug.
 #include "settings/settings_common.h"
 #include "mainwidget.h"
 #include "main/main_session.h"
@@ -469,6 +470,100 @@ bool ShowInviteLink(
 	return true;
 }
 
+void ExportTestChatTheme(
+		not_null<Main::Session*> session,
+		not_null<const Data::CloudTheme*> theme) {
+	if (!theme->paper
+		|| !theme->paper->isPattern()
+		|| theme->paper->backgroundColors().empty()
+		|| !theme->accentColor
+		|| !theme->paper->hasShareUrl()) {
+		Ui::Toast::Show("Something went wrong :(");
+		return;
+	}
+	const auto &bg = theme->paper->backgroundColors();
+	const auto url = theme->paper->shareUrl(session);
+	const auto from = url.indexOf("bg/");
+	const auto till = url.indexOf("?");
+	if (from < 0 || till <= from) {
+		Ui::Toast::Show("Bad WallPaper link: " + url);
+		return;
+	}
+
+	using Flag = MTPaccount_CreateTheme::Flag;
+	using Setting = MTPDinputThemeSettings::Flag;
+	using Paper = MTPDwallPaperSettings::Flag;
+	const auto color = [](const QColor &color) {
+		const auto red = color.red();
+		const auto green = color.green();
+		const auto blue = color.blue();
+		return int(((uint32(red) & 0xFFU) << 16)
+			| ((uint32(green) & 0xFFU) << 8)
+			| (uint32(blue) & 0xFFU));
+	};
+	const auto colors = [&](const std::vector<QColor> &colors) {
+		auto result = QVector<MTPint>();
+		result.reserve(colors.size());
+		for (const auto &single : colors) {
+			result.push_back(MTP_int(color(single)));
+		}
+		return result;
+	};
+	const auto slug = url.mid(from + 3, till - from - 3);
+	const auto flags = Flag::f_settings;
+	const auto settings = Setting::f_wallpaper
+		| Setting::f_wallpaper_settings
+		| (theme->outgoingAccentColor
+			? Setting::f_outbox_accent_color
+			: Setting(0))
+		| (!theme->outgoingMessagesColors.empty()
+			? Setting::f_message_colors
+			: Setting(0));
+	const auto papers = Paper::f_background_color
+		| Paper::f_intensity
+		| (bg.size() > 1
+			? Paper::f_second_background_color
+			: Paper(0))
+		| (bg.size() > 2
+			? Paper::f_third_background_color
+			: Paper(0))
+		| (bg.size() > 3
+			? Paper::f_fourth_background_color
+			: Paper(0));
+	session->api().request(MTPaccount_CreateTheme(
+		MTP_flags(flags),
+		MTP_string(Window::Theme::GenerateSlug()),
+		MTP_string(theme->title + " Desktop"),
+		MTPInputDocument(),
+		MTP_inputThemeSettings(
+			MTP_flags(settings),
+			(theme->basedOnDark
+				? MTP_baseThemeTinted()
+				: MTP_baseThemeClassic()),
+			MTP_int(color(theme->accentColor.value_or(Qt::black))),
+			MTP_int(color(theme->outgoingAccentColor.value_or(
+				Qt::black))),
+			MTP_vector<MTPint>(colors(
+				theme->outgoingMessagesColors)),
+			MTP_inputWallPaperSlug(MTP_string(slug)),
+			MTP_wallPaperSettings(
+				MTP_flags(papers),
+				MTP_int(color(bg[0])),
+				MTP_int(color(bg.size() > 1 ? bg[1] : Qt::black)),
+				MTP_int(color(bg.size() > 2 ? bg[2] : Qt::black)),
+				MTP_int(color(bg.size() > 3 ? bg[3] : Qt::black)),
+				MTP_int(theme->paper->patternIntensity()),
+				MTP_int(0)))
+	)).done([=](const MTPTheme &result) {
+		const auto slug = Data::CloudTheme::Parse(session, result, true).slug;
+		QGuiApplication::clipboard()->setText(
+			session->createInternalLinkFull("addtheme/" + slug));
+		Ui::Toast::Show(tr::lng_background_link_copied(tr::now));
+	}).fail([=](const MTP::Error &error) {
+		Ui::Toast::Show("Error: " + error.type());
+	}).send();
+}
+
 bool ResolveTestChatTheme(
 		Window::SessionController *controller,
 		const Match &match,
@@ -485,6 +580,9 @@ bool ResolveTestChatTheme(
 			history->peer->themeEmoji(),
 			params);
 		if (theme) {
+			if (!params["export"].isEmpty()) {
+				ExportTestChatTheme(&controller->session(), &*theme);
+			}
 			[[maybe_unused]] auto value = controller->cachedChatThemeValue(
 				*theme);
 		}

Telegram/SourceFiles/data/data_cloud_themes.cpp

@@ -433,7 +433,7 @@ void CloudThemes::SetTestingColors(bool testing) {
 	IsTestingColors = testing;
 }
 
-QString CloudThemes::PrepareTestingLink(const CloudTheme &theme) {
+QString CloudThemes::prepareTestingLink(const CloudTheme &theme) const {
 	const auto hex = [](int value) {
 		return QChar((value < 10) ? ('0' + value) : ('a' + (value - 10)));
 	};
@@ -460,6 +460,16 @@ QString CloudThemes::PrepareTestingLink(const CloudTheme &theme) {
 	if (theme.paper && !theme.paper->backgroundColors().empty()) {
 		arguments.push_back("bg=" + colors(theme.paper->backgroundColors()));
 	}
+	if (theme.paper/* && theme.paper->hasShareUrl()*/) {
+		arguments.push_back("intensity="
+			+ QString::number(theme.paper->patternIntensity()));
+		//const auto url = theme.paper->shareUrl(_session);
+		//const auto from = url.indexOf("bg/");
+		//const auto till = url.indexOf("?");
+		//if (from > 0 && till > from) {
+		//	arguments.push_back("slug=" + url.mid(from + 3, till - from - 3));
+		//}
+	}
 	if (theme.outgoingAccentColor) {
 		arguments.push_back("out_accent" + color(*theme.outgoingAccentColor));
 	}
@@ -525,7 +535,11 @@ std::optional<CloudTheme> CloudThemes::updateThemeFromLink(
 	const auto bg = colors(params["bg"]);
 	applyTo.paper = (applyTo.paper && !bg.empty())
 		? std::make_optional(applyTo.paper->withBackgroundColors(bg))
-		: std::nullopt;
+		: applyTo.paper;
+	applyTo.paper = (applyTo.paper && params["intensity"].toInt())
+		? std::make_optional(
+			applyTo.paper->withPatternIntensity(params["intensity"].toInt()))
+		: applyTo.paper;
 	applyTo.outgoingAccentColor = color(params["out_accent"]);
 	applyTo.outgoingMessagesColors = colors(params["out_bg"]);
 	_chatThemesUpdates.fire({});

Telegram/SourceFiles/data/data_cloud_themes.h

@@ -77,7 +77,7 @@ public:
 
 	[[nodiscard]] static bool TestingColors();
 	static void SetTestingColors(bool testing);
-	[[nodiscard]] static QString PrepareTestingLink(const CloudTheme &theme);
+	[[nodiscard]] QString prepareTestingLink(const CloudTheme &theme) const;
 	[[nodiscard]] std::optional<CloudTheme> updateThemeFromLink(
 		const QString &emoji,
 		const QMap<QString, QString> &params);

Telegram/SourceFiles/history/history_widget.cpp

@@ -688,7 +688,8 @@ HistoryWidget::HistoryWidget(
 					auto text = QStringList();
 					const auto push = [&](QString label, const auto &theme) {
 						using namespace Data;
-						const auto l = CloudThemes::PrepareTestingLink(theme);
+						const auto &themes = _peer->owner().cloudThemes();
+						const auto l = themes.prepareTestingLink(theme);
 						if (!l.isEmpty()) {
 							text.push_back(label + ": " + l);
 						}

Telegram/SourceFiles/window/themes/window_theme_editor_box.cpp

@@ -330,26 +330,6 @@ bool CopyColorsToPalette(
 	return true;
 }
 
-[[nodiscard]] QString GenerateSlug() {
-	const auto letters = uint8('Z' + 1 - 'A');
-	const auto digits = uint8('9' + 1 - '0');
-	const auto values = uint8(2 * letters + digits);
-
-	auto result = QString();
-	result.reserve(kRandomSlugSize);
-	for (auto i = 0; i != kRandomSlugSize; ++i) {
-		const auto value = base::RandomValue<uint8>() % values;
-		if (value < letters) {
-			result.append(char('A' + value));
-		} else if (value < 2 * letters) {
-			result.append(char('a' + (value - letters)));
-		} else {
-			result.append(char('0' + (value - 2 * letters)));
-		}
-	}
-	return result;
-}
-
 [[nodiscard]] QByteArray PackTheme(const ParsedTheme &parsed) {
 	zlib::FileToWrite zip;
 
@@ -1018,5 +998,25 @@ ParsedTheme ParseTheme(
 	return result();
 }
 
+[[nodiscard]] QString GenerateSlug() {
+	const auto letters = uint8('Z' + 1 - 'A');
+	const auto digits = uint8('9' + 1 - '0');
+	const auto values = uint8(2 * letters + digits);
+
+	auto result = QString();
+	result.reserve(kRandomSlugSize);
+	for (auto i = 0; i != kRandomSlugSize; ++i) {
+		const auto value = base::RandomValue<uint8>() % values;
+		if (value < letters) {
+			result.append(char('A' + value));
+		} else if (value < 2 * letters) {
+			result.append(char('a' + (value - letters)));
+		} else {
+			result.append(char('0' + (value - 2 * letters)));
+		}
+	}
+	return result;
+}
+
 } // namespace Theme
 } // namespace Window

Telegram/SourceFiles/window/themes/window_theme_editor_box.h

@@ -54,5 +54,7 @@ void SaveThemeBox(
 	bool onlyPalette = false,
 	bool parseCurrent = true);
 
+[[nodiscard]] QString GenerateSlug();
+
 } // namespace Theme
 } // namespace Window