2019-05-09 21:27:36 +02:00
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//
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2021-01-01 13:57:46 +01:00
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2021
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2019-05-09 21:27:36 +02:00
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#include "td/telegram/BackgroundType.h"
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2019-05-14 16:26:13 +02:00
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#include "td/utils/logging.h"
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2019-12-23 18:48:30 +01:00
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#include "td/utils/Slice.h"
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2021-05-17 14:21:11 +02:00
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#include "td/utils/SliceBuilder.h"
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2019-05-14 16:26:13 +02:00
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2019-05-09 21:27:36 +02:00
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namespace td {
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2019-12-22 02:42:22 +01:00
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static string get_color_hex_string(int32 color) {
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2019-05-10 14:36:37 +02:00
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string result;
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for (int i = 20; i >= 0; i -= 4) {
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result += "0123456789abcdef"[(color >> i) & 0xf];
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}
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return result;
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}
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2019-12-22 19:01:51 +01:00
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static BackgroundFill get_background_fill(const td_api::BackgroundFill *fill) {
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2019-12-22 18:11:54 +01:00
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CHECK(fill != nullptr);
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switch (fill->get_id()) {
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case td_api::backgroundFillSolid::ID: {
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auto solid = static_cast<const td_api::backgroundFillSolid *>(fill);
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2019-12-22 19:01:51 +01:00
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return BackgroundFill(solid->color_);
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2019-12-22 18:11:54 +01:00
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}
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case td_api::backgroundFillGradient::ID: {
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auto gradient = static_cast<const td_api::backgroundFillGradient *>(fill);
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2019-12-22 20:32:01 +01:00
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return BackgroundFill(gradient->top_color_, gradient->bottom_color_, gradient->rotation_angle_);
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2019-12-22 18:11:54 +01:00
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}
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default:
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UNREACHABLE();
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return {};
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}
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}
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2019-12-22 20:32:01 +01:00
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static string get_background_fill_color_hex_string(const BackgroundFill &fill, bool is_first) {
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2019-12-22 19:01:51 +01:00
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if (fill.is_solid()) {
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return get_color_hex_string(fill.top_color);
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} else {
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2019-12-22 20:32:01 +01:00
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string colors = PSTRING() << get_color_hex_string(fill.top_color) << '-' << get_color_hex_string(fill.bottom_color);
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if (fill.rotation_angle != 0) {
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colors += (PSTRING() << (is_first ? '?' : '&') << "rotation=" << fill.rotation_angle);
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}
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return colors;
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}
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}
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static bool is_valid_color(int32 color) {
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return 0 <= color && color <= 0xFFFFFF;
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}
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static bool is_valid_intensity(int32 intensity) {
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return 0 <= intensity && intensity <= 100;
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}
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int64 BackgroundFill::get_id() const {
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CHECK(is_valid_color(top_color));
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CHECK(is_valid_color(bottom_color));
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CHECK(is_valid_rotation_angle(rotation_angle));
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if (is_solid()) {
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return static_cast<int64>(top_color) + 1;
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2019-12-22 19:01:51 +01:00
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}
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2019-12-22 20:32:01 +01:00
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return (rotation_angle / 45) * 0x1000001000001 + (static_cast<int64>(top_color) << 24) + bottom_color + (1 << 24) + 1;
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}
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bool BackgroundFill::is_valid_id(int64 id) {
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return 0 < id && id < 0x8000008000008;
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2019-12-22 19:01:51 +01:00
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}
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bool operator==(const BackgroundFill &lhs, const BackgroundFill &rhs) {
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2019-12-22 20:32:01 +01:00
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return lhs.top_color == rhs.top_color && lhs.bottom_color == rhs.bottom_color &&
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lhs.rotation_angle == rhs.rotation_angle;
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2019-12-22 02:34:39 +01:00
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}
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string BackgroundType::get_link() const {
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string mode;
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if (is_blurred) {
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mode = "blur";
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}
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if (is_moving) {
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if (!mode.empty()) {
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mode += '+';
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}
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mode += "motion";
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}
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switch (type) {
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case BackgroundType::Type::Wallpaper: {
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if (!mode.empty()) {
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return PSTRING() << "mode=" << mode;
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}
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return string();
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}
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case BackgroundType::Type::Pattern: {
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2019-12-22 19:01:51 +01:00
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string link = PSTRING() << "intensity=" << intensity
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2019-12-22 20:32:01 +01:00
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<< "&bg_color=" << get_background_fill_color_hex_string(fill, false);
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2019-12-22 02:34:39 +01:00
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if (!mode.empty()) {
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link += "&mode=";
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link += mode;
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}
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return link;
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}
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2019-12-22 19:01:51 +01:00
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case BackgroundType::Type::Fill:
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2019-12-22 20:32:01 +01:00
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return get_background_fill_color_hex_string(fill, true);
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2019-12-22 02:34:39 +01:00
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default:
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UNREACHABLE();
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return string();
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}
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}
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2019-05-10 14:36:37 +02:00
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bool operator==(const BackgroundType &lhs, const BackgroundType &rhs) {
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return lhs.type == rhs.type && lhs.is_blurred == rhs.is_blurred && lhs.is_moving == rhs.is_moving &&
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2019-12-22 19:01:51 +01:00
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lhs.intensity == rhs.intensity && lhs.fill == rhs.fill;
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2019-05-10 14:36:37 +02:00
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}
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2019-12-22 02:34:39 +01:00
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static StringBuilder &operator<<(StringBuilder &string_builder, const BackgroundType::Type &type) {
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switch (type) {
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2019-05-10 14:36:37 +02:00
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case BackgroundType::Type::Wallpaper:
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2019-12-22 02:34:39 +01:00
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return string_builder << "Wallpaper";
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2019-05-10 14:36:37 +02:00
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case BackgroundType::Type::Pattern:
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2019-12-22 02:34:39 +01:00
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return string_builder << "Pattern";
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2019-12-22 19:01:51 +01:00
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case BackgroundType::Type::Fill:
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return string_builder << "Fill";
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2019-05-10 14:36:37 +02:00
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default:
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UNREACHABLE();
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return string_builder;
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}
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}
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2019-12-22 02:34:39 +01:00
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StringBuilder &operator<<(StringBuilder &string_builder, const BackgroundType &type) {
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return string_builder << "type " << type.type << '[' << type.get_link() << ']';
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}
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2019-05-09 21:27:36 +02:00
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Result<BackgroundType> get_background_type(const td_api::BackgroundType *type) {
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if (type == nullptr) {
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2020-05-18 21:54:18 +02:00
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return Status::Error(400, "Type must be non-empty");
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2019-05-09 21:27:36 +02:00
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}
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BackgroundType result;
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switch (type->get_id()) {
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case td_api::backgroundTypeWallpaper::ID: {
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auto wallpaper = static_cast<const td_api::backgroundTypeWallpaper *>(type);
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result = BackgroundType(wallpaper->is_blurred_, wallpaper->is_moving_);
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break;
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}
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case td_api::backgroundTypePattern::ID: {
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auto pattern = static_cast<const td_api::backgroundTypePattern *>(type);
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2019-12-22 21:02:36 +01:00
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if (pattern->fill_ == nullptr) {
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2020-05-18 21:54:18 +02:00
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return Status::Error(400, "Fill info must be non-empty");
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2019-12-22 21:02:36 +01:00
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}
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result = BackgroundType(pattern->is_moving_, get_background_fill(pattern->fill_.get()), pattern->intensity_);
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2019-05-09 21:27:36 +02:00
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break;
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}
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2019-12-22 18:11:54 +01:00
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case td_api::backgroundTypeFill::ID: {
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auto fill = static_cast<const td_api::backgroundTypeFill *>(type);
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if (fill->fill_ == nullptr) {
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2020-05-18 21:54:18 +02:00
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return Status::Error(400, "Fill info must be non-empty");
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2019-12-22 01:17:52 +01:00
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}
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2019-12-22 19:01:51 +01:00
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result = BackgroundType(get_background_fill(fill->fill_.get()));
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2019-12-21 03:28:07 +01:00
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break;
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}
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2019-05-09 21:27:36 +02:00
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default:
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UNREACHABLE();
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}
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2019-12-22 02:02:39 +01:00
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if (!is_valid_intensity(result.intensity)) {
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return Status::Error(400, "Wrong intensity value");
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2019-05-09 21:27:36 +02:00
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}
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2019-12-22 19:01:51 +01:00
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if (!is_valid_color(result.fill.top_color)) {
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return Status::Error(400, result.fill.is_solid() ? Slice("Wrong color value") : ("Wrong top color value"));
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2019-05-09 21:27:36 +02:00
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}
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2019-12-22 19:01:51 +01:00
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if (!is_valid_color(result.fill.bottom_color)) {
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2019-12-22 02:02:39 +01:00
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return Status::Error(400, "Wrong bottom color value");
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}
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2019-12-22 20:32:01 +01:00
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if (!BackgroundFill::is_valid_rotation_angle(result.fill.rotation_angle)) {
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return Status::Error(400, "Wrong rotation angle value");
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}
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2019-05-09 21:27:36 +02:00
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return result;
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}
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BackgroundType get_background_type(bool is_pattern,
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telegram_api::object_ptr<telegram_api::wallPaperSettings> settings) {
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bool is_blurred = false;
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bool is_moving = false;
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2019-12-22 21:02:36 +01:00
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BackgroundFill fill;
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2019-05-09 21:27:36 +02:00
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int32 intensity = 0;
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if (settings) {
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auto flags = settings->flags_;
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is_blurred = (flags & telegram_api::wallPaperSettings::BLUR_MASK) != 0;
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is_moving = (flags & telegram_api::wallPaperSettings::MOTION_MASK) != 0;
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2019-12-22 21:02:36 +01:00
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int32 color = 0;
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2019-05-09 21:27:36 +02:00
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if ((flags & telegram_api::wallPaperSettings::BACKGROUND_COLOR_MASK) != 0) {
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color = settings->background_color_;
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2019-12-22 02:02:39 +01:00
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if (!is_valid_color(color)) {
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2019-05-09 21:27:36 +02:00
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LOG(ERROR) << "Receive " << to_string(settings);
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color = 0;
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}
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}
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2019-12-22 21:02:36 +01:00
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if ((flags & telegram_api::wallPaperSettings::SECOND_BACKGROUND_COLOR_MASK) != 0) {
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2020-01-02 13:48:16 +01:00
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int32 second_color = settings->second_background_color_;
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2019-12-22 21:02:36 +01:00
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if (!is_valid_color(second_color)) {
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LOG(ERROR) << "Receive " << to_string(settings);
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second_color = 0;
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}
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int32 rotation_angle = settings->rotation_;
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if (!BackgroundFill::is_valid_rotation_angle(rotation_angle)) {
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LOG(ERROR) << "Receive " << to_string(settings);
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rotation_angle = 0;
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}
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fill = BackgroundFill(color, second_color, rotation_angle);
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} else {
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fill = BackgroundFill(color);
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}
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2019-05-09 21:27:36 +02:00
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if ((flags & telegram_api::wallPaperSettings::INTENSITY_MASK) != 0) {
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intensity = settings->intensity_;
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2019-12-22 02:02:39 +01:00
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if (!is_valid_intensity(intensity)) {
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2019-05-09 21:27:36 +02:00
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LOG(ERROR) << "Receive " << to_string(settings);
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intensity = 0;
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}
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}
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}
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if (is_pattern) {
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2019-12-22 21:02:36 +01:00
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return BackgroundType(is_moving, fill, intensity);
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2019-05-09 21:27:36 +02:00
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} else {
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return BackgroundType(is_blurred, is_moving);
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}
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}
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2019-12-22 19:01:51 +01:00
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static td_api::object_ptr<td_api::BackgroundFill> get_background_fill_object(const BackgroundFill &fill) {
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if (fill.is_solid()) {
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return td_api::make_object<td_api::backgroundFillSolid>(fill.top_color);
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2019-12-22 18:11:54 +01:00
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}
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2019-12-22 20:32:01 +01:00
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return td_api::make_object<td_api::backgroundFillGradient>(fill.top_color, fill.bottom_color, fill.rotation_angle);
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2019-12-22 01:17:52 +01:00
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}
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2019-05-09 21:27:36 +02:00
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td_api::object_ptr<td_api::BackgroundType> get_background_type_object(const BackgroundType &type) {
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switch (type.type) {
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case BackgroundType::Type::Wallpaper:
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return td_api::make_object<td_api::backgroundTypeWallpaper>(type.is_blurred, type.is_moving);
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case BackgroundType::Type::Pattern:
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2019-12-22 21:02:36 +01:00
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return td_api::make_object<td_api::backgroundTypePattern>(get_background_fill_object(type.fill), type.intensity,
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type.is_moving);
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2019-12-22 19:01:51 +01:00
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case BackgroundType::Type::Fill:
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return td_api::make_object<td_api::backgroundTypeFill>(get_background_fill_object(type.fill));
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2019-05-09 21:27:36 +02:00
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default:
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UNREACHABLE();
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return nullptr;
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}
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}
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2019-05-10 14:36:37 +02:00
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telegram_api::object_ptr<telegram_api::wallPaperSettings> get_input_wallpaper_settings(const BackgroundType &type) {
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int32 flags = 0;
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if (type.is_blurred) {
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flags |= telegram_api::wallPaperSettings::BLUR_MASK;
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}
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if (type.is_moving) {
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flags |= telegram_api::wallPaperSettings::MOTION_MASK;
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}
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2019-12-22 19:01:51 +01:00
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if (type.fill.top_color != 0 || type.fill.bottom_color != 0) {
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2019-05-10 14:36:37 +02:00
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flags |= telegram_api::wallPaperSettings::BACKGROUND_COLOR_MASK;
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}
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2019-12-22 19:01:51 +01:00
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if (!type.fill.is_solid()) {
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flags |= telegram_api::wallPaperSettings::SECOND_BACKGROUND_COLOR_MASK;
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}
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2019-05-10 14:36:37 +02:00
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if (type.intensity) {
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flags |= telegram_api::wallPaperSettings::INTENSITY_MASK;
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}
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2019-12-22 02:34:39 +01:00
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if (type.is_server()) {
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2019-12-22 20:32:01 +01:00
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return telegram_api::make_object<telegram_api::wallPaperSettings>(flags, false /*ignored*/, false /*ignored*/,
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type.fill.top_color, type.fill.bottom_color,
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type.intensity, type.fill.rotation_angle);
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2019-05-10 14:36:37 +02:00
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}
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2019-12-22 02:34:39 +01:00
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UNREACHABLE();
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return nullptr;
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2019-05-10 14:36:37 +02:00
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}
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2019-05-09 21:27:36 +02:00
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} // namespace td
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