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// Copyright (C) 2022 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include <QCoreApplication>
#include <QCommandLineParser>
#include <QDir>
#include <QFile>
#include <QScopedPointer>
#include <cstdlib>
#include <QtQmlTypeRegistrar/private/qqmltyperegistrar_p.h>
using namespace Qt::Literals;
int main(int argc, char **argv)
{
// Produce reliably the same output for the same input by disabling QHash's random seeding.
QHashSeed::setDeterministicGlobalSeed();
QCoreApplication app(argc, argv);
QCoreApplication::setApplicationName(QStringLiteral("qmltyperegistrar"));
QCoreApplication::setApplicationVersion(QLatin1String(QT_VERSION_STR));
QCommandLineParser parser;
parser.addHelpOption();
parser.addVersionOption();
QCommandLineOption outputOption(QStringLiteral("o"));
outputOption.setDescription(QStringLiteral("Write output to specified file."));
outputOption.setValueName(QStringLiteral("file"));
outputOption.setFlags(QCommandLineOption::ShortOptionStyle);
parser.addOption(outputOption);
QCommandLineOption privateIncludesOption(
QStringLiteral("private-includes"),
QStringLiteral("Include headers ending in \"_p.h\" using \"#include <private/foo_p.h>\""
"rather than \"#include <foo_p.h>\"."));
parser.addOption(privateIncludesOption);
QCommandLineOption importNameOption(QStringLiteral("import-name"));
importNameOption.setDescription(QStringLiteral("Name of the module to use for type and module "
"registrations."));
importNameOption.setValueName(QStringLiteral("module name"));
parser.addOption(importNameOption);
QCommandLineOption pastMajorVersionOption(QStringLiteral("past-major-version"));
pastMajorVersionOption.setDescription(
QStringLiteral("Past major version to use for type and module "
"registrations."));
pastMajorVersionOption.setValueName(QStringLiteral("past major version"));
parser.addOption(pastMajorVersionOption);
QCommandLineOption majorVersionOption(QStringLiteral("major-version"));
majorVersionOption.setDescription(QStringLiteral("Major version to use for type and module "
"registrations."));
majorVersionOption.setValueName(QStringLiteral("major version"));
parser.addOption(majorVersionOption);
QCommandLineOption minorVersionOption(QStringLiteral("minor-version"));
minorVersionOption.setDescription(QStringLiteral("Minor version to use for module "
"registration."));
minorVersionOption.setValueName(QStringLiteral("minor version"));
parser.addOption(minorVersionOption);
QCommandLineOption namespaceOption(QStringLiteral("namespace"));
namespaceOption.setDescription(QStringLiteral("Generate type registration functions "
"into a C++ namespace."));
namespaceOption.setValueName(QStringLiteral("namespace"));
parser.addOption(namespaceOption);
QCommandLineOption pluginTypesOption(QStringLiteral("generate-qmltypes"));
pluginTypesOption.setDescription(QStringLiteral("Generate qmltypes into specified file."));
pluginTypesOption.setValueName(QStringLiteral("qmltypes file"));
parser.addOption(pluginTypesOption);
QCommandLineOption foreignTypesOption(QStringLiteral("foreign-types"));
foreignTypesOption.setDescription(
QStringLiteral("Comma separated list of other modules' metatypes files "
"to consult for foreign types when generating "
"qmltypes file."));
foreignTypesOption.setValueName(QStringLiteral("foreign types"));
parser.addOption(foreignTypesOption);
QCommandLineOption followForeignVersioningOption(QStringLiteral("follow-foreign-versioning"));
followForeignVersioningOption.setDescription(
QStringLiteral("If this option is set the versioning scheme of foreign base classes "
"will be respected instead of ignored. Mostly useful for modules who "
"want to follow Qt's versioning scheme."));
parser.addOption(followForeignVersioningOption);
QCommandLineOption extract(u"extract"_s);
extract.setDescription(
u"Extract QML types from a module and use QML_FOREIGN to register them"_s);
parser.addOption(extract);
parser.addPositionalArgument(QStringLiteral("[MOC generated json file]"),
QStringLiteral("MOC generated json output."));
QStringList arguments;
if (!QmlTypeRegistrar::argumentsFromCommandLineAndFile(arguments, app.arguments()))
return EXIT_FAILURE;
parser.process(arguments);
const QString module = parser.value(importNameOption);
MetaTypesJsonProcessor processor(parser.isSet(privateIncludesOption));
if (!processor.processTypes(parser.positionalArguments()))
return EXIT_FAILURE;
processor.postProcessTypes();
if (parser.isSet(foreignTypesOption))
processor.processForeignTypes(parser.value(foreignTypesOption).split(QLatin1Char(',')));
processor.postProcessForeignTypes();
if (parser.isSet(extract)) {
if (!parser.isSet(outputOption)) {
fprintf(stderr, "Error: The output file name must be provided\n");
return EXIT_FAILURE;
}
QString baseName = parser.value(outputOption);
return QmlTypeRegistrar::runExtract(baseName, processor);
}
QmlTypeRegistrar typeRegistrar;
typeRegistrar.setIncludes(processor.includes());
typeRegistrar.setModuleNameAndNamespace(module, parser.value(namespaceOption));
QTypeRevision moduleVersion = QTypeRevision::fromVersion(
parser.value(majorVersionOption).toInt(), parser.value(minorVersionOption).toInt());
QList<quint8> pastMajorVersions;
for (const auto &x : parser.values(pastMajorVersionOption))
pastMajorVersions.append(x.toUInt());
typeRegistrar.setModuleVersions(moduleVersion, pastMajorVersions,
parser.isSet(followForeignVersioningOption));
typeRegistrar.setTypes(processor.types(), processor.foreignTypes());
if (parser.isSet(outputOption)) {
// extract does its own file handling
QString outputName = parser.value(outputOption);
QFile file(outputName);
if (!file.open(QIODeviceBase::WriteOnly)) {
fprintf(stderr, "Error: Cannot open \"%s\" for writing: %s\n",
qPrintable(QDir::toNativeSeparators(outputName)),
qPrintable(file.errorString()));
return EXIT_FAILURE;
}
QTextStream output(&file);
typeRegistrar.write(output);
} else {
QTextStream output(stdout);
typeRegistrar.write(output);
}
if (!parser.isSet(pluginTypesOption))
return EXIT_SUCCESS;
typeRegistrar.setReferencedTypes(processor.referencedTypes());
const QString qmltypes = parser.value(pluginTypesOption);
if (!typeRegistrar.generatePluginTypes(qmltypes)) {
fprintf(stderr, "Error: Cannot generate qmltypes file %s\n", qPrintable(qmltypes));
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}
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