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/*
* Copyright (c) 2020-2021, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2022, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "DownloadWidget.h"
#include <AK/NumberFormat.h>
#include <AK/StringBuilder.h>
#include <LibCore/Proxy.h>
#include <LibCore/StandardPaths.h>
#include <LibCore/Stream.h>
#include <LibDesktop/Launcher.h>
#include <LibGUI/BoxLayout.h>
#include <LibGUI/Button.h>
#include <LibGUI/CheckBox.h>
#include <LibGUI/ImageWidget.h>
#include <LibGUI/Label.h>
#include <LibGUI/MessageBox.h>
#include <LibGUI/Progressbar.h>
#include <LibGUI/Window.h>
#include <LibWeb/Loader/ResourceLoader.h>
#include <LibConfig/Client.h>
namespace Browser {
DownloadWidget::DownloadWidget(const URL& url)
: m_url(url)
{
{
StringBuilder builder;
builder.append(Core::StandardPaths::downloads_directory());
builder.append('/');
builder.append(m_url.basename());
m_destination_path = builder.to_deprecated_string();
}
auto close_on_finish = Config::read_bool("Browser"sv, "Preferences"sv, "CloseDownloadWidgetOnFinish"sv, false);
m_elapsed_timer.start();
m_download = Web::ResourceLoader::the().connector().start_request("GET", url);
VERIFY(m_download);
m_download->on_progress = [this](Optional<u32> total_size, u32 downloaded_size) {
did_progress(total_size.value(), downloaded_size);
};
{
auto file_or_error = Core::Stream::File::open(m_destination_path, Core::Stream::OpenMode::Write);
if (file_or_error.is_error()) {
GUI::MessageBox::show(window(), DeprecatedString::formatted("Cannot open {} for writing", m_destination_path), "Download failed"sv, GUI::MessageBox::Type::Error);
window()->close();
return;
}
m_output_file_stream = file_or_error.release_value();
}
m_download->on_finish = [this](bool success, auto) { did_finish(success); };
m_download->stream_into(*m_output_file_stream);
set_fill_with_background_color(true);
auto& layout = set_layout<GUI::VerticalBoxLayout>();
layout.set_margins(4);
auto& animation_container = add<GUI::Widget>();
animation_container.set_fixed_height(32);
auto& animation_layout = animation_container.set_layout<GUI::HorizontalBoxLayout>();
m_browser_image = animation_container.add<GUI::ImageWidget>();
m_browser_image->load_from_file("/res/graphics/download-animation.gif"sv);
animation_layout.add_spacer();
auto& source_label = add<GUI::Label>(DeprecatedString::formatted("From: {}", url));
source_label.set_text_alignment(Gfx::TextAlignment::CenterLeft);
source_label.set_fixed_height(16);
m_progressbar = add<GUI::Progressbar>();
m_progressbar->set_fixed_height(20);
m_progress_label = add<GUI::Label>();
m_progress_label->set_text_alignment(Gfx::TextAlignment::CenterLeft);
m_progress_label->set_fixed_height(16);
auto& destination_label = add<GUI::Label>(DeprecatedString::formatted("To: {}", m_destination_path));
destination_label.set_text_alignment(Gfx::TextAlignment::CenterLeft);
destination_label.set_fixed_height(16);
m_close_on_finish_checkbox = add<GUI::CheckBox>("Close when finished");
m_close_on_finish_checkbox->set_checked(close_on_finish);
m_close_on_finish_checkbox->on_checked = [&](bool checked) {
Config::write_bool("Browser"sv, "Preferences"sv, "CloseDownloadWidgetOnFinish"sv, checked);
};
auto& button_container = add<GUI::Widget>();
auto& button_container_layout = button_container.set_layout<GUI::HorizontalBoxLayout>();
button_container_layout.add_spacer();
m_cancel_button = button_container.add<GUI::Button>("Cancel");
m_cancel_button->set_fixed_size(100, 22);
m_cancel_button->on_click = [this](auto) {
bool success = m_download->stop();
VERIFY(success);
window()->close();
};
m_close_button = button_container.add<GUI::Button>("OK");
m_close_button->set_enabled(false);
m_close_button->set_fixed_size(100, 22);
m_close_button->on_click = [this](auto) {
window()->close();
};
}
void DownloadWidget::did_progress(Optional<u32> total_size, u32 downloaded_size)
{
m_progressbar->set_min(0);
if (total_size.has_value()) {
int percent = roundf(((float)downloaded_size / (float)total_size.value()) * 100.0f);
window()->set_progress(percent);
m_progressbar->set_max(total_size.value());
} else {
m_progressbar->set_max(0);
}
m_progressbar->set_value(downloaded_size);
{
StringBuilder builder;
builder.append("Downloaded "sv);
builder.append(human_readable_size(downloaded_size));
builder.appendff(" in {} sec", m_elapsed_timer.elapsed() / 1000);
m_progress_label->set_text(builder.to_deprecated_string());
}
{
StringBuilder builder;
if (total_size.has_value()) {
int percent = roundf(((float)downloaded_size / (float)total_size.value()) * 100);
builder.appendff("{}%", percent);
} else {
builder.append(human_readable_size(downloaded_size));
}
builder.append(" of "sv);
builder.append(m_url.basename());
window()->set_title(builder.to_deprecated_string());
}
}
void DownloadWidget::did_finish(bool success)
{
dbgln("did_finish, success={}", success);
m_browser_image->load_from_file("/res/graphics/download-finished.gif"sv);
window()->set_title("Download finished!");
m_close_button->set_enabled(true);
m_cancel_button->set_text("Open in Folder");
m_cancel_button->on_click = [this](auto) {
Desktop::Launcher::open(URL::create_with_file_scheme(Core::StandardPaths::downloads_directory(), m_url.basename()));
window()->close();
};
m_cancel_button->update();
if (!success) {
GUI::MessageBox::show(window(), DeprecatedString::formatted("Download failed for some reason"), "Download failed"sv, GUI::MessageBox::Type::Error);
window()->close();
return;
}
if (m_close_on_finish_checkbox->is_checked())
window()->close();
}
}
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