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Diffstat (limited to 'src/lib/corelib/jsextensions/propertylist_darwin.mm')
| -rw-r--r-- | src/lib/corelib/jsextensions/propertylist_darwin.mm | 346 |
1 files changed, 346 insertions, 0 deletions
diff --git a/src/lib/corelib/jsextensions/propertylist_darwin.mm b/src/lib/corelib/jsextensions/propertylist_darwin.mm new file mode 100644 index 000000000..7a08b5e9f --- /dev/null +++ b/src/lib/corelib/jsextensions/propertylist_darwin.mm @@ -0,0 +1,346 @@ +/**************************************************************************** +** +** Copyright (C) 2015 Petroules Corporation. +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of Qbs. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "propertylist_darwin.h" + +#include <language/scriptengine.h> +#include <tools/hostosinfo.h> + +#include <QtCore/qfile.h> +#include <QtCore/qobject.h> +#include <QtCore/qstring.h> +#include <QtCore/qtextstream.h> +#include <QtCore/qvariant.h> + +#include <QtScript/qscriptable.h> +#include <QtScript/qscriptengine.h> +#include <QtScript/qscriptvalue.h> + +// Same values as CoreFoundation and Foundation APIs +enum { + QPropertyListOpenStepFormat = 1, + QPropertyListXMLFormat_v1_0 = 100, + QPropertyListBinaryFormat_v1_0 = 200, + QPropertyListJSONFormat = 1000 // If this conflicts someday, just change it :) +}; + +namespace qbs { +namespace Internal { + +class PropertyListPrivate +{ +public: + PropertyListPrivate(); + + QVariant propertyListObject; + int propertyListFormat; + + void readFromData(QScriptContext *context, const QByteArray &data); + QByteArray writeToData(QScriptContext *context, const QString &format); +}; + +QScriptValue PropertyList::ctor(QScriptContext *context, QScriptEngine *engine) +{ + auto const se = static_cast<ScriptEngine *>(engine); + const DubiousContextList dubiousContexts({ + DubiousContext(EvalContext::PropertyEvaluation, DubiousContext::SuggestMoving) + }); + se->checkContext(QStringLiteral("qbs.PropertyList"), dubiousContexts); + + auto p = new PropertyList(context); + QScriptValue obj = engine->newQObject(p, QScriptEngine::ScriptOwnership); + return obj; +} + +PropertyListPrivate::PropertyListPrivate() + : propertyListObject(), propertyListFormat(0) +{ +} + +PropertyList::~PropertyList() +{ + delete d; +} + +PropertyList::PropertyList(QScriptContext *context) +: d(new PropertyListPrivate) +{ + Q_UNUSED(context); + Q_ASSERT(thisObject().engine() == engine()); +} + +bool PropertyList::isEmpty() const +{ + Q_ASSERT(thisObject().engine() == engine()); + auto p = qscriptvalue_cast<PropertyList*>(thisObject()); + return p->d->propertyListObject.isNull(); +} + +void PropertyList::clear() +{ + Q_ASSERT(thisObject().engine() == engine()); + auto p = qscriptvalue_cast<PropertyList*>(thisObject()); + p->d->propertyListObject = QVariant(); + p->d->propertyListFormat = 0; +} + +void PropertyList::readFromObject(const QScriptValue &value) +{ + Q_ASSERT(thisObject().engine() == engine()); + auto p = qscriptvalue_cast<PropertyList*>(thisObject()); + p->d->propertyListObject = value.toVariant(); + p->d->propertyListFormat = 0; // wasn't deserialized from any external format +} + +void PropertyList::readFromString(const QString &input) +{ + readFromData(input.toUtf8()); +} + +void PropertyList::readFromFile(const QString &filePath) +{ + Q_ASSERT(thisObject().engine() == engine()); + auto p = qscriptvalue_cast<PropertyList*>(thisObject()); + + QFile file(filePath); + if (file.open(QIODevice::ReadOnly)) { + const QByteArray data = file.readAll(); + if (file.error() == QFile::NoError) { + p->d->readFromData(p->context(), data); + return; + } + } + + p->context()->throwError(QStringLiteral("%1: %2").arg(filePath).arg(file.errorString())); +} + +void PropertyList::readFromData(const QByteArray &data) +{ + Q_ASSERT(thisObject().engine() == engine()); + auto p = qscriptvalue_cast<PropertyList*>(thisObject()); + p->d->readFromData(p->context(), data); +} + +void PropertyList::writeToFile(const QString &filePath, const QString &plistFormat) +{ + Q_ASSERT(thisObject().engine() == engine()); + auto p = qscriptvalue_cast<PropertyList*>(thisObject()); + + QFile file(filePath); + QByteArray data = p->d->writeToData(p->context(), plistFormat); + if (Q_LIKELY(!data.isEmpty())) { + if (file.open(QIODevice::WriteOnly) && file.write(data) == data.size()) { + return; + } + } + + p->context()->throwError(QStringLiteral("%1: %2").arg(filePath).arg(file.errorString())); +} + +QScriptValue PropertyList::format() const +{ + Q_ASSERT(thisObject().engine() == engine()); + auto p = qscriptvalue_cast<PropertyList*>(thisObject()); + switch (p->d->propertyListFormat) + { + case QPropertyListOpenStepFormat: + return QStringLiteral("openstep"); + case QPropertyListXMLFormat_v1_0: + return QStringLiteral("xml1"); + case QPropertyListBinaryFormat_v1_0: + return QStringLiteral("binary1"); + case QPropertyListJSONFormat: + return QStringLiteral("json"); + default: + return p->engine()->undefinedValue(); + } +} + +QScriptValue PropertyList::toObject() const +{ + Q_ASSERT(thisObject().engine() == engine()); + auto p = qscriptvalue_cast<PropertyList*>(thisObject()); + return p->engine()->toScriptValue(p->d->propertyListObject); +} + +QString PropertyList::toString(const QString &plistFormat) const +{ + Q_ASSERT(thisObject().engine() == engine()); + auto p = qscriptvalue_cast<PropertyList*>(thisObject()); + + if (plistFormat == QLatin1String("binary1")) { + p->context()->throwError(QStringLiteral("Property list object cannot be converted to a " + "string in the binary1 format; this format can only " + "be written directly to a file")); + return {}; + } + + if (!isEmpty()) + return QString::fromUtf8(p->d->writeToData(p->context(), plistFormat)); + + return {}; +} + +QString PropertyList::toXMLString() const +{ + return toString(QStringLiteral("xml1")); +} + +QString PropertyList::toJSON(const QString &style) const +{ + QString format = QLatin1String("json"); + if (!style.isEmpty()) + format += QLatin1String("-") + style; + + return toString(format); +} + +} // namespace Internal +} // namespace qbs + +#include "propertylistutils.h" + +namespace qbs { +namespace Internal { + +void PropertyListPrivate::readFromData(QScriptContext *context, const QByteArray &data) +{ + @autoreleasepool { + NSPropertyListFormat format; + int internalFormat = 0; + NSString *errorString = nil; + id plist = [NSPropertyListSerialization propertyListWithData:data.toNSData() + options:0 + format:&format error:nil]; + if (plist) { + internalFormat = format; + } else { + NSError *error = nil; + plist = [NSJSONSerialization JSONObjectWithData:data.toNSData() + options:0 + error:&error]; + if (Q_UNLIKELY(!plist)) { + errorString = [error localizedDescription]; + } else { + internalFormat = QPropertyListJSONFormat; + } + } + + if (Q_UNLIKELY(!plist)) { + context->throwError(QString::fromNSString(errorString)); + } else { + QVariant obj = QPropertyListUtils::fromPropertyList(plist); + if (!obj.isNull()) { + propertyListObject = obj; + propertyListFormat = internalFormat; + } else { + context->throwError(QStringLiteral("error converting property list")); + } + } + } +} + +QByteArray PropertyListPrivate::writeToData(QScriptContext *context, const QString &format) +{ + @autoreleasepool { + NSError *error = nil; + NSString *errorString = nil; + NSData *data = nil; + + id obj = QPropertyListUtils::toPropertyList(propertyListObject); + if (!obj) { + context->throwError(QStringLiteral("error converting property list")); + return QByteArray(); + } + + if (format == QLatin1String("json") || format == QLatin1String("json-pretty") || + format == QLatin1String("json-compact")) { + if ([NSJSONSerialization isValidJSONObject:obj]) { + error = nil; + errorString = nil; + const NSJSONWritingOptions options = format == QLatin1String("json-pretty") + ? NSJSONWritingPrettyPrinted : 0; + data = [NSJSONSerialization dataWithJSONObject:obj + options:options + error:&error]; + if (Q_UNLIKELY(!data)) { + errorString = [error localizedDescription]; + } + } else { + errorString = @"Property list object cannot be converted to JSON data"; + } + } else if (format == QLatin1String("xml1") || format == QLatin1String("binary1")) { + const NSPropertyListFormat plistFormat = format == QLatin1String("xml1") + ? NSPropertyListXMLFormat_v1_0 + : NSPropertyListBinaryFormat_v1_0; + + error = nil; + errorString = nil; + data = [NSPropertyListSerialization dataWithPropertyList:obj + format:plistFormat + options:0 + error:&error]; + if (Q_UNLIKELY(!data)) { + errorString = [error localizedDescription]; + } + } else { + errorString = [NSString stringWithFormat:@"Property lists cannot be written in the '%s' " + @"format", format.toUtf8().constData()]; + } + + if (Q_UNLIKELY(!data)) { + context->throwError(QString::fromNSString(errorString)); + } + + return QByteArray::fromNSData(data); + } +} + +} // namespace Internal +} // namespace qbs + +void initializeJsExtensionPropertyList(QScriptValue extensionObject) +{ + using namespace qbs::Internal; + QScriptEngine *engine = extensionObject.engine(); + QScriptValue obj = engine->newQMetaObject(&PropertyList::staticMetaObject, + engine->newFunction(&PropertyList::ctor)); + extensionObject.setProperty(QStringLiteral("PropertyList"), obj); +} |