| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtXmlPatterns module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
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| ** 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 |
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| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
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| ** |
| ** 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 |
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| ** $QT_END_LICENSE$ |
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| ****************************************************************************/ |
| |
| #include "qatomictype_p.h" |
| #include "qbuiltintypes_p.h" |
| #include "qcommonvalues_p.h" |
| #include "qdynamiccontext_p.h" |
| #include "qpatternistlocale_p.h" |
| #include "qvalidationerror_p.h" |
| |
| #include "qboolean_p.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| using namespace QPatternist; |
| |
| bool Boolean::evaluateEBV(const Item::Iterator::Ptr &it, |
| const QExplicitlySharedDataPointer<DynamicContext> &context) |
| { |
| return evaluateEBV(it->next(), it, context); |
| } |
| |
| bool Boolean::evaluateEBV(const Item &first, |
| const Item::Iterator::Ptr &it, |
| const QExplicitlySharedDataPointer<DynamicContext> &context) |
| { |
| Q_ASSERT(it); |
| Q_ASSERT(context); |
| |
| if(!first) |
| return false; |
| else if(first.isNode()) |
| return true; |
| |
| const Item second(it->next()); |
| |
| if(second) |
| { |
| Q_ASSERT(context); |
| context->error(QtXmlPatterns::tr("Effective Boolean Value cannot be calculated for a sequence " |
| "containing two or more atomic values."), |
| ReportContext::FORG0006, |
| QSourceLocation()); |
| return false; |
| } |
| else |
| return first.as<AtomicValue>()->evaluateEBV(context); |
| } |
| |
| bool Boolean::evaluateEBV(const Item &item, |
| const QExplicitlySharedDataPointer<DynamicContext> &context) |
| { |
| if(!item) |
| return false; |
| else if(item.isNode()) |
| return true; |
| else |
| return item.as<AtomicValue>()->evaluateEBV(context); |
| } |
| |
| Boolean::Boolean(const bool value) : m_value(value) |
| { |
| } |
| |
| QString Boolean::stringValue() const |
| { |
| return m_value |
| ? CommonValues::TrueString->stringValue() |
| : CommonValues::FalseString->stringValue(); |
| } |
| |
| bool Boolean::evaluateEBV(const QExplicitlySharedDataPointer<DynamicContext> &) const |
| { |
| return m_value; |
| } |
| |
| Boolean::Ptr Boolean::fromValue(const bool value) |
| { |
| return value ? CommonValues::BooleanTrue : CommonValues::BooleanFalse; |
| } |
| |
| AtomicValue::Ptr Boolean::fromLexical(const QString &lexical) |
| { |
| const QString val(lexical.trimmed()); /* Apply the whitespace facet. */ |
| |
| if(val == QLatin1String("true") || val == QChar(QLatin1Char('1'))) |
| return CommonValues::BooleanTrue; |
| else if(val == QLatin1String("false") || val == QChar(QLatin1Char('0'))) |
| return CommonValues::BooleanFalse; |
| else |
| return ValidationError::createError(); |
| } |
| |
| ItemType::Ptr Boolean::type() const |
| { |
| return BuiltinTypes::xsBoolean; |
| } |
| |
| QT_END_NAMESPACE |