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// Copyright (C) 2021 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
// Qt-Security score:significant reason:default
#include "qworkspace_p.h"
#include "qqmllanguageserver_p.h"
#include "qqmllsutils_p.h"
#include <QtLanguageServer/private/qlanguageserverspectypes_p.h>
#include <QtLanguageServer/private/qlspnotifysignals_p.h>
#include <QtCore/qfile.h>
#include <variant>
QT_BEGIN_NAMESPACE
using namespace Qt::StringLiterals;
using namespace QLspSpecification;
void WorkspaceHandlers::registerHandlers(QLanguageServer *server, QLanguageServerProtocol *)
{
QObject::connect(server->notifySignals(),
&QLspNotifySignals::receivedDidChangeWorkspaceFoldersNotification, this,
[this](const DidChangeWorkspaceFoldersParams ¶ms) {
const WorkspaceFoldersChangeEvent &event = params.event;
const QList<WorkspaceFolder> &removed = event.removed;
QList<QByteArray> toRemove;
for (const WorkspaceFolder &folder : removed) {
toRemove.append(QQmlLSUtils::lspUriToQmlUrl(folder.uri));
m_codeModelManager->removeDirectory(
QQmlLSUtils::lspUriToQmlUrl(folder.uri));
}
m_codeModelManager->removeRootUrls(toRemove);
const QList<WorkspaceFolder> &added = event.added;
QList<QByteArray> toAdd;
for (const WorkspaceFolder &folder : added) {
toAdd.append(QQmlLSUtils::lspUriToQmlUrl(folder.uri));
}
m_codeModelManager->addRootUrls(toAdd);
});
QObject::connect(server, &QLanguageServer::clientInitialized, this,
&WorkspaceHandlers::clientInitialized);
}
QString WorkspaceHandlers::name() const
{
return u"Workspace"_s;
}
void WorkspaceHandlers::setupCapabilities(const QLspSpecification::InitializeParams &clientInfo,
QLspSpecification::InitializeResult &serverInfo)
{
if (!clientInfo.capabilities.workspace
|| !clientInfo.capabilities.workspace->value(u"workspaceFolders"_s).toBool(false))
return;
WorkspaceFoldersServerCapabilities folders;
folders.supported = true;
folders.changeNotifications = true;
if (!serverInfo.capabilities.workspace)
serverInfo.capabilities.workspace = QJsonObject();
serverInfo.capabilities.workspace->insert(u"workspaceFolders"_s,
QTypedJson::toJsonValue(folders));
openInitialWorkspace(clientInfo);
}
void WorkspaceHandlers::openInitialWorkspace(const InitializeParams &clientInfo)
{
if (clientInfo.workspaceFolders) {
const auto *folders = std::get_if<QList<WorkspaceFolder>>(&*clientInfo.workspaceFolders);
// note: if *clientInfo.workspaceFolders contains a nullptr_t than it means that no WS was
// opened yet.
if (!folders)
return;
QList<QByteArray> rootPaths;
for (const auto &folder : std::as_const(*folders)) {
rootPaths.append(QQmlLSUtils::lspUriToQmlUrl(folder.uri));
}
m_codeModelManager->addRootUrls(rootPaths);
return;
}
// note: rootUri is deprecated in the LSP protocol
if (const auto *rootUri = std::get_if<QByteArray>(&clientInfo.rootUri)) {
m_codeModelManager->addRootUrls({ QQmlLSUtils::lspUriToQmlUrl(*rootUri) });
return;
}
// note: rootPath is also deprecated in the LSP protocol. It was deprecated even before rootUri
// was deprecated.
if (clientInfo.rootPath) {
if (const auto *rootPath = std::get_if<QByteArray>(&*clientInfo.rootPath)) {
m_codeModelManager->addRootUrls({
QUrl::fromLocalFile(QString::fromUtf8(*rootPath)).toEncoded(),
});
return;
}
}
}
void WorkspaceHandlers::clientInitialized(QLanguageServer *server)
{
QLanguageServerProtocol *protocol = server->protocol();
const auto clientInfo = server->clientInfo();
QList<Registration> registrations;
if (clientInfo.capabilities.workspace
&& clientInfo.capabilities.workspace
->value(u"didChangeWatchedFiles"_s)[u"dynamicRegistration"_s]
.toBool(false)) {
const int watchAll =
int(WatchKind::Create) | int(WatchKind::Change) | int(WatchKind::Delete);
DidChangeWatchedFilesRegistrationOptions watchedFilesParams;
FileSystemWatcher qmlWatcher;
qmlWatcher.globPattern = QByteArray("*.{qml,js,mjs}");
qmlWatcher.kind = watchAll;
FileSystemWatcher qmldirWatcher;
qmldirWatcher.globPattern = "qmldir";
qmldirWatcher.kind = watchAll;
FileSystemWatcher qmltypesWatcher;
qmltypesWatcher.globPattern = QByteArray("*.qmltypes");
qmltypesWatcher.kind = watchAll;
watchedFilesParams.watchers = QList<FileSystemWatcher>({
std::move(qmlWatcher),
std::move(qmldirWatcher),
std::move(qmltypesWatcher)
});
registrations.append(Registration {
// use ClientCapabilitiesInfo::WorkspaceDidChangeWatchedFiles as id too
ClientCapabilitiesInfo::WorkspaceDidChangeWatchedFiles,
ClientCapabilitiesInfo::WorkspaceDidChangeWatchedFiles,
QTypedJson::toJsonValue(watchedFilesParams) });
}
if (!registrations.isEmpty()) {
RegistrationParams params;
params.registrations = registrations;
protocol->requestRegistration(
params,
[]() {
// successful registration
},
[protocol](const ResponseError &err) {
LogMessageParams msg;
msg.message = QByteArray("Registration of file updates failed, will miss file "
"changes from outside the editor.");
msg.message.append(QString::number(err.code).toUtf8());
if (!err.message.isEmpty())
msg.message.append(" ");
msg.message.append(err.message);
msg.type = MessageType::Warning;
qCWarning(lspServerLog) << QString::fromUtf8(msg.message);
protocol->notifyLogMessage(msg);
});
}
}
QT_END_NAMESPACE
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