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| 1 | // | ||
| 2 | // ScriptEngine.cpp | ||
| 3 | // libraries/script-engine/src | ||
| 4 | // | ||
| 5 | // Created by Brad Hefta-Gaub on 12/14/13. | ||
| 6 | // Copyright 2013 High Fidelity, Inc. | ||
| 7 | // Copyright 2020 Vircadia contributors. | ||
| 8 | // | ||
| 9 | // Distributed under the Apache License, Version 2.0. | ||
| 10 | // See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html | ||
| 11 | // | ||
| 12 | |||
| 13 | #include "ScriptEngine.h" | ||
| 14 | |||
| 15 | #include "ScriptEngineLogging.h" | ||
| 16 | #include "ScriptValue.h" | ||
| 17 | #include "qtscript/ScriptEngineQtScript.h" | ||
| 18 | |||
| 19 | ScriptEnginePointer newScriptEngine(ScriptManager* manager) { | ||
| 20 | return QSharedPointer<ScriptEngineQtScript>(new ScriptEngineQtScript(manager)); | ||
| 21 | } | ||
| 22 | |||
| 23 | ScriptValuePointer makeScopedHandlerObject(ScriptValuePointer scopeOrCallback, ScriptValuePointer methodOrName) { | ||
| 24 | auto engine = scopeOrCallback->engine(); | ||
| 25 | if (!engine) { | ||
| 26 | return scopeOrCallback; | ||
| 27 | } | ||
| 28 | ScriptValuePointer scope; | ||
| 29 | ScriptValuePointer callback = scopeOrCallback; | ||
| 30 | if (scopeOrCallback->isObject()) { | ||
| 31 | if (methodOrName->isString()) { | ||
| 32 | scope = scopeOrCallback; | ||
| 33 | callback = scope->property(methodOrName->toString()); | ||
| 34 | } else if (methodOrName->isFunction()) { | ||
| 35 | scope = scopeOrCallback; | ||
| 36 | callback = methodOrName; | ||
| 37 | } else if (!methodOrName->isValid()) { | ||
| 38 | // instantiate from an existing scoped handler object | ||
| 39 | if (scopeOrCallback->property("callback")->isFunction()) { | ||
| 40 | scope = scopeOrCallback->property("scope"); | ||
| 41 | callback = scopeOrCallback->property("callback"); | ||
| 42 | } | ||
| 43 | } | ||
| 44 | } | ||
| 45 | auto handler = engine->newObject(); | ||
| 46 | handler->setProperty("scope", scope); | ||
| 47 | handler->setProperty("callback", callback); | ||
| 48 | return handler; | ||
| 49 | } | ||
| 50 | |||
| 51 | ScriptValuePointer callScopedHandlerObject(ScriptValuePointer handler, ScriptValuePointer err, ScriptValuePointer result) { | ||
| 52 | return handler->property("callback")->call(handler->property("scope"), ScriptValueList({ err, result })); | ||
| 53 | } | ||
| 54 | |||
| 55 | bool ScriptEngine::IS_THREADSAFE_INVOCATION(const QString& method) { | ||
| 56 | QThread* thread = this->thread(); | ||
| 57 | if (QThread::currentThread() == thread) { | ||
| 58 | return true; | ||
| 59 | } | ||
| 60 | qCCritical(scriptengine) << QString("Scripting::%1 @ %2 -- ignoring thread-unsafe call from %3") | ||
| 61 | .arg(method) | ||
| 62 | .arg(thread ? thread->objectName() : "(!thread)") | ||
| 63 | .arg(QThread::currentThread()->objectName()); | ||
| 64 | qCDebug(scriptengine) << "(please resolve on the calling side by using invokeMethod, executeOnScriptThread, etc.)"; | ||
| 65 | Q_ASSERT(false); | ||
| 66 | return false; | ||
| 67 | } | ||