mirror of
https://github.com/IfcOpenShell/IfcOpenShell.git
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Dion Moult
486b858d56
Implements the viewer side of CLOUD_SYNC_PROTOCOL.md: connector discovery, JSON-RPC stdio host, and Open/Save/Sync/Add cloud workflows wired through the ribbon, Models panel right-click, and Settings tab. Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
99 lines
4.0 KiB
C++
99 lines
4.0 KiB
C++
// This file was generated with the assistance of an AI coding tool.
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/********************************************************************************
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* *
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* This file is part of IfcOpenShell. *
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* *
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* IfcOpenShell is free software: you can redistribute it and/or modify *
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* it under the terms of the Lesser GNU General Public License as published by *
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* the Free Software Foundation, either version 3.0 of the License, or *
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* (at your option) any later version. *
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* *
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* IfcOpenShell is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* Lesser GNU General Public License for more details. *
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* *
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* You should have received a copy of the Lesser GNU General Public License *
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* along with this program. If not, see <http://www.gnu.org/licenses/>. *
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* *
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********************************************************************************/
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#ifndef IFCINTERFACE_MODULES_CONNECTORS_PROCESS_H
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#define IFCINTERFACE_MODULES_CONNECTORS_PROCESS_H
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#include "Discovery.h"
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#include <QByteArray>
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#include <QHash>
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#include <QJsonValue>
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#include <QObject>
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#include <QProcess>
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#include <QString>
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#include <functional>
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namespace ifcviewerfull::modules::connectors {
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// One running connector subprocess. Owns the QProcess, frames stdio as
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// newline-delimited JSON-RPC 2.0, and routes responses back to per-call
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// callbacks. Per the protocol, one process per session: launch lazily on
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// first call(), keep alive until shutdown().
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class ConnectorProcess : public QObject {
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Q_OBJECT
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public:
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using ResultHandler = std::function<void(const QJsonValue& result)>;
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using ErrorHandler = std::function<void(int code, const QString& message)>;
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explicit ConnectorProcess(ConnectorManifest manifest, QObject* parent = nullptr);
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~ConnectorProcess() override;
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const ConnectorManifest& manifest() const { return manifest_; }
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bool isRunning() const;
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QString lastError() const { return last_error_; }
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// Lazy-launches the underlying process. Returns false on launch failure;
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// the user-facing reason is in lastError().
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bool ensureStarted();
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// Async JSON-RPC 2.0 call. Exactly one of on_result / on_error fires
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// exactly once, on the same thread (queued). Launch failure synthesizes
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// an immediate on_error via singleShot so callers see consistent
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// async ordering.
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void call(const QString& method,
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const QJsonValue& params,
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ResultHandler on_result,
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ErrorHandler on_error);
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// Closes stdin and waits a few seconds for clean exit; SIGKILLs on
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// timeout. Any in-flight calls fail via on_error. Safe to call when
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// not running.
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void shutdown();
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signals:
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// Process exited unexpectedly (not via shutdown()). In-flight calls have
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// already been failed via on_error before this fires.
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void crashed(const QString& message);
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private:
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void onReadyReadStdout();
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void onProcessFinished(int exit_code, QProcess::ExitStatus status);
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void dispatchLine(const QByteArray& line);
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void failPendingAndClear(int code, const QString& message);
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ConnectorManifest manifest_;
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QProcess* process_ = nullptr;
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QByteArray buffer_;
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QString last_error_;
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bool shutting_down_ = false;
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quint64 next_request_id_ = 0;
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struct Pending {
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ResultHandler on_result;
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ErrorHandler on_error;
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};
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QHash<QString, Pending> pending_;
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};
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} // namespace ifcviewerfull::modules::connectors
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#endif
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