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Diffstat (limited to 'src/xmlpatterns/data/qatomicvalue.cpp')
| -rw-r--r-- | src/xmlpatterns/data/qatomicvalue.cpp | 238 |
1 files changed, 238 insertions, 0 deletions
diff --git a/src/xmlpatterns/data/qatomicvalue.cpp b/src/xmlpatterns/data/qatomicvalue.cpp new file mode 100644 index 0000000..a15a6b4 --- /dev/null +++ b/src/xmlpatterns/data/qatomicvalue.cpp @@ -0,0 +1,238 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtXmlPatterns module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QVariant> + +#include "qabstractdatetime_p.h" +#include "qabstractfloat_p.h" +#include "qatomicstring_p.h" +#include "qatomictype_p.h" +#include "qboolean_p.h" +#include "qbuiltintypes_p.h" +#include "qdate_p.h" +#include "qschemadatetime_p.h" +#include "qderivedinteger_p.h" +#include "qdynamiccontext_p.h" +#include "qgenericsequencetype_p.h" +#include "qhexbinary_p.h" +#include "qinteger_p.h" +#include "qpatternistlocale_p.h" +#include "qqnamevalue_p.h" +#include "qschematime_p.h" +#include "qvalidationerror_p.h" + +#include "qitem_p.h" + +QT_BEGIN_NAMESPACE + +/** + * @file + * @short Contains the implementation for AtomicValue. The definition is in qitem_p.h. + */ + +using namespace QPatternist; + +AtomicValue::~AtomicValue() +{ +} + +bool AtomicValue::evaluateEBV(const QExplicitlySharedDataPointer<DynamicContext> &context) const +{ + context->error(QtXmlPatterns::tr("A value of type %1 cannot have an " + "Effective Boolean Value.") + .arg(formatType(context->namePool(), type())), + ReportContext::FORG0006, + QSourceLocation()); + return false; /* Silence GCC warning. */ +} + +bool AtomicValue::hasError() const +{ + return false; +} + +QVariant AtomicValue::toQt(const AtomicValue *const value) +{ + Q_ASSERT_X(value, Q_FUNC_INFO, + "Internal error, a null pointer cannot be passed."); + + const ItemType::Ptr t(value->type()); + + if(BuiltinTypes::xsString->xdtTypeMatches(t) + || BuiltinTypes::xsUntypedAtomic->xdtTypeMatches(t) + || BuiltinTypes::xsAnyURI->xdtTypeMatches(t)) + return value->stringValue(); + /* Note, this occurs before the xsInteger test, since xs:unsignedLong + * is a subtype of it. */ + else if(*BuiltinTypes::xsUnsignedLong == *t) + return QVariant(value->as<DerivedInteger<TypeUnsignedLong> >()->storedValue()); + else if(BuiltinTypes::xsInteger->xdtTypeMatches(t)) + return QVariant(value->as<Numeric>()->toInteger()); + else if(BuiltinTypes::xsFloat->xdtTypeMatches(t) + || BuiltinTypes::xsDouble->xdtTypeMatches(t) + || BuiltinTypes::xsDecimal->xdtTypeMatches(t)) + return QVariant(value->as<Numeric>()->toDouble()); + /* We currently does not support xs:time. */ + else if(BuiltinTypes::xsDateTime->xdtTypeMatches(t)) + return QVariant(value->as<AbstractDateTime>()->toDateTime()); + else if(BuiltinTypes::xsDate->xdtTypeMatches(t)) + return QVariant(value->as<AbstractDateTime>()->toDateTime().toUTC().date()); + else if(BuiltinTypes::xsBoolean->xdtTypeMatches(t)) + return QVariant(value->as<Boolean>()->value()); + else if(BuiltinTypes::xsBase64Binary->xdtTypeMatches(t) + || BuiltinTypes::xsHexBinary->xdtTypeMatches(t)) + return QVariant(value->as<Base64Binary>()->asByteArray()); + else if(BuiltinTypes::xsQName->xdtTypeMatches(t)) + return QVariant::fromValue(value->as<QNameValue>()->qName()); + else + { + /* A type we don't support in Qt. Includes xs:time currently. */ + return QVariant(); + } +} + +Item AtomicValue::toXDM(const QVariant &value) +{ + Q_ASSERT_X(value.isValid(), Q_FUNC_INFO, + "QVariants sent to Patternist must be valid."); + + switch(value.userType()) + { + case QVariant::Char: + /* Fallthrough. A single codepoint is a string in XQuery. */ + case QVariant::String: + return AtomicString::fromValue(value.toString()); + case QVariant::Url: + { + /* QUrl doesn't follow the spec properly, so we + * have to let it be an xs:string. Calling QVariant::toString() + * on a QVariant that contains a QUrl returns, surprisingly, + * an empty string. */ + return AtomicString::fromValue(value.toUrl().toString()); + } + case QVariant::ByteArray: + return HexBinary::fromValue(value.toByteArray()); + case QVariant::Int: + /* Fallthrough. */ + case QVariant::LongLong: + /* Fallthrough. */ + case QVariant::UInt: + return Integer::fromValue(value.toLongLong()); + case QVariant::ULongLong: + return DerivedInteger<TypeUnsignedLong>::fromValueUnchecked(value.toULongLong()); + case QVariant::Bool: + return Boolean::fromValue(value.toBool()); + case QVariant::Time: + return SchemaTime::fromDateTime(value.toDateTime()); + case QVariant::Date: + return Date::fromDateTime(QDateTime(value.toDate(), QTime(), Qt::UTC)); + case QVariant::DateTime: + return DateTime::fromDateTime(value.toDateTime()); + case QMetaType::Float: + return Item(Double::fromValue(value.toFloat())); + case QVariant::Double: + return Item(Double::fromValue(value.toDouble())); + default: + { + if (value.userType() == qMetaTypeId<float>()) + { + return Item(Float::fromValue(value.value<float>())); + } + else { + Q_ASSERT_X(false, + Q_FUNC_INFO, + qPrintable(QString::fromLatin1( + "QVariants of type %1 are not supported in " + "Patternist, see the documentation") + .arg(QLatin1String(value.typeName())))); + return AtomicValue::Ptr(); + } + } + } +} + +ItemType::Ptr AtomicValue::qtToXDMType(const QXmlItem &item) +{ + Q_ASSERT(!item.isNull()); + + if(item.isNull()) + return ItemType::Ptr(); + + if(item.isNode()) + return BuiltinTypes::node; + + Q_ASSERT(item.isAtomicValue()); + const QVariant v(item.toAtomicValue()); + + switch(int(v.type())) + { + case QVariant::Char: + /* Fallthrough. */ + case QVariant::String: + /* Fallthrough. */ + case QVariant::Url: + return BuiltinTypes::xsString; + case QVariant::Bool: + return BuiltinTypes::xsBoolean; + case QVariant::ByteArray: + return BuiltinTypes::xsBase64Binary; + case QVariant::Int: + /* Fallthrough. */ + case QVariant::LongLong: + return BuiltinTypes::xsInteger; + case QVariant::ULongLong: + return BuiltinTypes::xsUnsignedLong; + case QVariant::Date: + return BuiltinTypes::xsDate; + case QVariant::DateTime: + /* Fallthrough. */ + case QVariant::Time: + return BuiltinTypes::xsDateTime; + case QMetaType::Float: + return BuiltinTypes::xsFloat; + case QVariant::Double: + return BuiltinTypes::xsDouble; + default: + return ItemType::Ptr(); + } +} + +QT_END_NAMESPACE |