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Ladybird/Android: Implement enough of WebContent to load local files

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The local files can only be loaded by calling loadURL on the WebView,
but it's a start.
This commit is contained in:
Andrew Kaster 2023-09-13 23:22:44 -06:00 • committed by Andrew Kaster
parent bd131c0bf8
commit a58ee0ecd2
8 changed files with 235 additions and 43 deletions
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102
Ladybird/Android/src/main/cpp/WebContentService.cpp
View file

@ -4,17 +4,101 @@
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <android/log.h>
#include <AK/LexicalPath.h>
#include <Ladybird/FontPlugin.h>
#include <Ladybird/HelperProcess.h>
#include <Ladybird/ImageCodecPlugin.h>
#include <Ladybird/Utilities.h>
#include <LibAudio/Loader.h>
#include <LibCore/ArgsParser.h>
#include <LibCore/EventLoop.h>
#include <LibCore/LocalServer.h>
#include <LibCore/System.h>
#include <LibIPC/ConnectionFromClient.h>
#include <LibJS/Bytecode/Interpreter.h>
#include <LibWeb/Bindings/MainThreadVM.h>
#include <LibWeb/HTML/Window.h>
#include <LibWeb/Loader/FrameLoader.h>
#include <LibWeb/Loader/ResourceLoader.h>
#include <LibWeb/Platform/AudioCodecPluginAgnostic.h>
#include <LibWeb/Platform/EventLoopPluginSerenity.h>
#include <LibWebView/RequestServerAdapter.h>
#include <LibWebView/WebSocketClientAdapter.h>
#include <WebContent/ConnectionFromClient.h>
#include <WebContent/PageHost.h>
#include <jni.h>
#include <unistd.h>
extern "C" JNIEXPORT void JNICALL
Java_org_serenityos_ladybird_WebContentService_nativeHandleTransferSockets(JNIEnv*, jobject /* thiz */, jint ipc_socket, jint fd_passing_socket)
{
__android_log_print(ANDROID_LOG_INFO, "WebContent", "New binding received, sockets %d and %d", ipc_socket, fd_passing_socket);
::close(ipc_socket);
::close(fd_passing_socket);
class NullResourceConnector : public Web::ResourceLoaderConnector {
virtual void prefetch_dns(AK::URL const&) override { }
virtual void preconnect(AK::URL const&) override { }
// FIXME: Create a new thread to start WebContent processing
// Make sure to create IPC sockets *in that thread*!
virtual RefPtr<Web::ResourceLoaderConnectorRequest> start_request(DeprecatedString const&, AK::URL const&, HashMap<DeprecatedString, DeprecatedString> const&, ReadonlyBytes, Core::ProxyData const&) override
{
return nullptr;
}
};
ErrorOr<int> web_content_main(int ipc_socket, int fd_passing_socket)
{
Core::EventLoop event_loop;
Web::Platform::EventLoopPlugin::install(*new Web::Platform::EventLoopPluginSerenity);
Web::Platform::ImageCodecPlugin::install(*new Ladybird::ImageCodecPlugin);
Web::Platform::AudioCodecPlugin::install_creation_hook([](auto loader) {
(void)loader;
return Error::from_string_literal("Don't know how to initialize audio in this configuration!");
});
Web::FrameLoader::set_default_favicon_path(DeprecatedString::formatted("{}/res/icons/16x16/app-browser.png", s_serenity_resource_root));
Web::ResourceLoader::initialize(make_ref_counted<NullResourceConnector>());
bool is_layout_test_mode = false;
Web::HTML::Window::set_internals_object_exposed(is_layout_test_mode);
Web::Platform::FontPlugin::install(*new Ladybird::FontPlugin(is_layout_test_mode));
Web::FrameLoader::set_resource_directory_url(DeprecatedString::formatted("file://{}/res", s_serenity_resource_root));
Web::FrameLoader::set_error_page_url(DeprecatedString::formatted("file://{}/res/html/error.html", s_serenity_resource_root));
Web::FrameLoader::set_directory_page_url(DeprecatedString::formatted("file://{}/res/html/directory.html", s_serenity_resource_root));
TRY(Web::Bindings::initialize_main_thread_vm());
auto webcontent_socket = TRY(Core::LocalSocket::adopt_fd(ipc_socket));
auto webcontent_client = TRY(WebContent::ConnectionFromClient::try_create(move(webcontent_socket)));
webcontent_client->set_fd_passing_socket(TRY(Core::LocalSocket::adopt_fd(fd_passing_socket)));
return event_loop.exec();
}
extern "C" JNIEXPORT void JNICALL
Java_org_serenityos_ladybird_WebContentService_nativeThreadLoop(JNIEnv*, jobject /* thiz */, jint ipc_socket, jint fd_passing_socket)
{
dbgln("New binding received, sockets {} and {}", ipc_socket, fd_passing_socket);
auto ret = web_content_main(ipc_socket, fd_passing_socket);
if (ret.is_error()) {
warnln("Runtime Error: {}", ret.release_error());
} else {
outln("Thread exited with code {}", ret.release_value());
}
}
extern "C" JNIEXPORT void JNICALL
Java_org_serenityos_ladybird_WebContentService_initNativeCode(JNIEnv* env, jobject /* thiz */, jstring resource_dir, jstring tag_name)
{
static Atomic<bool> s_initialized_flag { false };
if (s_initialized_flag.exchange(true) == true) {
// Skip initializing if someone else already started the process at some point in the past
return;
}
char const* raw_resource_dir = env->GetStringUTFChars(resource_dir, nullptr);
s_serenity_resource_root = raw_resource_dir;
env->ReleaseStringUTFChars(resource_dir, raw_resource_dir);
char const* raw_tag_name = env->GetStringUTFChars(tag_name, nullptr);
AK::set_log_tag_name(raw_tag_name);
env->ReleaseStringUTFChars(tag_name, raw_tag_name);
}