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https://github.com/LadybirdBrowser/ladybird.git
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This patch adds a simple in-memory HTTP cache to each WebContent process. It's currently off by default (turn it on with --enable-http-cache) since the validation logic is lacking and incomplete.
203 lines
9.0 KiB
C++
203 lines
9.0 KiB
C++
/*
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* Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "Application.h"
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#include "BrowserWindow.h"
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#include "EventLoopImplementationQt.h"
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#include "Settings.h"
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#include "WebContentView.h"
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#include <Ladybird/HelperProcess.h>
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#include <Ladybird/Utilities.h>
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#include <LibCore/ArgsParser.h>
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#include <LibCore/EventLoop.h>
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#include <LibCore/Process.h>
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#include <LibCore/System.h>
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#include <LibGfx/Font/FontDatabase.h>
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#include <LibMain/Main.h>
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#include <LibWebView/ChromeProcess.h>
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#include <LibWebView/CookieJar.h>
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#include <LibWebView/Database.h>
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#include <LibWebView/ProcessManager.h>
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#include <LibWebView/URL.h>
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#if defined(AK_OS_MACOS)
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# include <Ladybird/MachPortServer.h>
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#endif
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namespace Ladybird {
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bool is_using_dark_system_theme(QWidget& widget)
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{
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// FIXME: Qt does not provide any method to query if the system is using a dark theme. We will have to implement
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// platform-specific methods if we wish to have better detection. For now, this inspects if Qt is using a
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// dark color for widget backgrounds using Rec. 709 luma coefficients.
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// https://en.wikipedia.org/wiki/Rec._709#Luma_coefficients
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auto color = widget.palette().color(widget.backgroundRole());
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auto luma = 0.2126f * color.redF() + 0.7152f * color.greenF() + 0.0722f * color.blueF();
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return luma <= 0.5f;
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}
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}
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static ErrorOr<void> handle_attached_debugger()
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{
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#ifdef AK_OS_LINUX
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// Let's ignore SIGINT if we're being debugged because GDB
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// incorrectly forwards the signal to us even when it's set to
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// "nopass". See https://sourceware.org/bugzilla/show_bug.cgi?id=9425
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// for details.
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if (TRY(Core::Process::is_being_debugged())) {
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dbgln("Debugger is attached, ignoring SIGINT");
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TRY(Core::System::signal(SIGINT, SIG_IGN));
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}
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#endif
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return {};
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}
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static Vector<URL::URL> sanitize_urls(Vector<ByteString> const& raw_urls)
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{
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Vector<URL::URL> sanitized_urls;
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for (auto const& raw_url : raw_urls) {
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if (auto url = WebView::sanitize_url(raw_url); url.has_value())
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sanitized_urls.append(url.release_value());
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}
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return sanitized_urls;
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}
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ErrorOr<int> serenity_main(Main::Arguments arguments)
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{
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AK::set_rich_debug_enabled(true);
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Ladybird::Application app(arguments.argc, arguments.argv);
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Core::EventLoopManager::install(*new Ladybird::EventLoopManagerQt);
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Core::EventLoop event_loop;
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static_cast<Ladybird::EventLoopImplementationQt&>(event_loop.impl()).set_main_loop();
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TRY(handle_attached_debugger());
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platform_init();
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Vector<ByteString> raw_urls;
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StringView webdriver_content_ipc_path;
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Vector<ByteString> certificates;
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bool enable_callgrind_profiling = false;
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bool disable_sql_database = false;
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bool enable_qt_networking = false;
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bool expose_internals_object = false;
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bool use_gpu_painting = false;
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bool use_skia_painting = false;
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bool debug_web_content = false;
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bool log_all_js_exceptions = false;
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bool enable_idl_tracing = false;
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bool enable_http_cache = false;
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bool new_window = false;
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bool force_new_process = false;
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bool allow_popups = false;
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Core::ArgsParser args_parser;
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args_parser.set_general_help("The Ladybird web browser :^)");
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args_parser.add_positional_argument(raw_urls, "URLs to open", "url", Core::ArgsParser::Required::No);
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args_parser.add_option(webdriver_content_ipc_path, "Path to WebDriver IPC for WebContent", "webdriver-content-path", 0, "path", Core::ArgsParser::OptionHideMode::CommandLineAndMarkdown);
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args_parser.add_option(enable_callgrind_profiling, "Enable Callgrind profiling", "enable-callgrind-profiling", 'P');
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args_parser.add_option(disable_sql_database, "Disable SQL database", "disable-sql-database");
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args_parser.add_option(enable_qt_networking, "Enable Qt as the backend networking service", "enable-qt-networking");
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args_parser.add_option(use_gpu_painting, "Enable GPU painting", "enable-gpu-painting");
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args_parser.add_option(use_skia_painting, "Enable Skia painting", "enable-skia-painting");
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args_parser.add_option(debug_web_content, "Wait for debugger to attach to WebContent", "debug-web-content");
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args_parser.add_option(certificates, "Path to a certificate file", "certificate", 'C', "certificate");
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args_parser.add_option(log_all_js_exceptions, "Log all JavaScript exceptions", "log-all-js-exceptions");
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args_parser.add_option(enable_idl_tracing, "Enable IDL tracing", "enable-idl-tracing");
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args_parser.add_option(enable_http_cache, "Enable HTTP cache", "enable-http-cache");
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args_parser.add_option(expose_internals_object, "Expose internals object", "expose-internals-object");
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args_parser.add_option(new_window, "Force opening in a new window", "new-window", 'n');
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args_parser.add_option(force_new_process, "Force creation of new browser/chrome process", "force-new-process");
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args_parser.add_option(allow_popups, "Disable popup blocking by default", "allow-popups");
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args_parser.parse(arguments);
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WebView::ChromeProcess chrome_process;
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if (!force_new_process && TRY(chrome_process.connect(raw_urls, new_window)) == WebView::ChromeProcess::ProcessDisposition::ExitProcess) {
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outln("Opening in existing process");
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return 0;
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}
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chrome_process.on_new_tab = [&](auto const& raw_urls) {
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auto& window = app.active_window();
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auto urls = sanitize_urls(raw_urls);
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for (size_t i = 0; i < urls.size(); ++i) {
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window.new_tab_from_url(urls[i], (i == 0) ? Web::HTML::ActivateTab::Yes : Web::HTML::ActivateTab::No);
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}
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window.show();
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window.activateWindow();
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window.raise();
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};
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app.on_open_file = [&](auto file_url) {
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auto& window = app.active_window();
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window.view().load(file_url);
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};
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WebView::ProcessManager::initialize();
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#if defined(AK_OS_MACOS)
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auto mach_port_server = make<Ladybird::MachPortServer>();
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set_mach_server_name(mach_port_server->server_port_name());
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mach_port_server->on_receive_child_mach_port = [](auto pid, auto port) {
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WebView::ProcessManager::the().add_process(pid, move(port));
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};
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#endif
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RefPtr<WebView::Database> database;
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if (!disable_sql_database)
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database = TRY(WebView::Database::create());
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auto cookie_jar = database ? TRY(WebView::CookieJar::create(*database)) : WebView::CookieJar::create();
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// NOTE: WebWorker *always* needs a request server connection, even if WebContent uses Qt Networking
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// FIXME: Create an abstraction to re-spawn the RequestServer and re-hook up its client hooks to each tab on crash
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auto request_server_paths = TRY(get_paths_for_helper_process("RequestServer"sv));
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auto protocol_client = TRY(launch_request_server_process(request_server_paths, s_serenity_resource_root, certificates));
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app.request_server_client = protocol_client;
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StringBuilder command_line_builder;
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command_line_builder.join(' ', arguments.strings);
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Ladybird::WebContentOptions web_content_options {
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.command_line = MUST(command_line_builder.to_string()),
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.executable_path = MUST(String::from_byte_string(MUST(Core::System::current_executable_path()))),
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.enable_callgrind_profiling = enable_callgrind_profiling ? Ladybird::EnableCallgrindProfiling::Yes : Ladybird::EnableCallgrindProfiling::No,
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.enable_gpu_painting = use_gpu_painting ? Ladybird::EnableGPUPainting::Yes : Ladybird::EnableGPUPainting::No,
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.enable_skia_painting = use_skia_painting ? Ladybird::EnableSkiaPainting::Yes : Ladybird::EnableSkiaPainting::No,
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.use_lagom_networking = enable_qt_networking ? Ladybird::UseLagomNetworking::No : Ladybird::UseLagomNetworking::Yes,
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.wait_for_debugger = debug_web_content ? Ladybird::WaitForDebugger::Yes : Ladybird::WaitForDebugger::No,
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.log_all_js_exceptions = log_all_js_exceptions ? Ladybird::LogAllJSExceptions::Yes : Ladybird::LogAllJSExceptions::No,
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.enable_idl_tracing = enable_idl_tracing ? Ladybird::EnableIDLTracing::Yes : Ladybird::EnableIDLTracing::No,
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.enable_http_cache = enable_http_cache ? Ladybird::EnableHTTPCache::Yes : Ladybird::EnableHTTPCache::No,
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.expose_internals_object = expose_internals_object ? Ladybird::ExposeInternalsObject::Yes : Ladybird::ExposeInternalsObject::No,
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};
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chrome_process.on_new_window = [&](auto const& urls) {
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app.new_window(sanitize_urls(urls), *cookie_jar, web_content_options, webdriver_content_ipc_path, allow_popups);
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};
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auto& window = app.new_window(sanitize_urls(raw_urls), *cookie_jar, web_content_options, webdriver_content_ipc_path, allow_popups);
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window.setWindowTitle("Ladybird");
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if (Ladybird::Settings::the()->is_maximized()) {
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window.showMaximized();
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} else {
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auto last_position = Ladybird::Settings::the()->last_position();
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if (last_position.has_value())
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window.move(last_position.value());
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window.resize(Ladybird::Settings::the()->last_size());
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}
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window.show();
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return event_loop.exec();
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}
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