src/xmlpatterns/expr/qcalltemplate.cpp
changeset 0 1918ee327afb
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/xmlpatterns/expr/qcalltemplate.cpp	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,153 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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 "qcommonsequencetypes_p.h"
+
+#include "qcalltemplate_p.h"
+
+QT_BEGIN_NAMESPACE
+
+using namespace QPatternist;
+
+CallTemplate::CallTemplate(const QXmlName &name,
+                           const WithParam::Hash &withParams) : TemplateInvoker(withParams, name)
+{
+}
+
+Item::Iterator::Ptr CallTemplate::evaluateSequence(const DynamicContext::Ptr &context) const
+{
+    Q_ASSERT(m_template);
+    return m_template->body->evaluateSequence(m_template->createContext(this, context, true));
+}
+
+bool CallTemplate::evaluateEBV(const DynamicContext::Ptr &context) const
+{
+    Q_ASSERT(m_template);
+    return m_template->body->evaluateEBV(m_template->createContext(this, context, true));
+}
+
+void CallTemplate::evaluateToSequenceReceiver(const DynamicContext::Ptr &context) const
+{
+    Q_ASSERT(m_template);
+    m_template->body->evaluateToSequenceReceiver(m_template->createContext(this, context, true));
+}
+
+Expression::Ptr CallTemplate::typeCheck(const StaticContext::Ptr &context,
+                                        const SequenceType::Ptr &reqType)
+{
+    /* Check XTSE0680, that every @c xsl:with-param has a corresponding @c
+     * xsl:param declaration. */
+    {
+        const WithParam::Hash::const_iterator end(m_withParams.constEnd());
+
+        for(WithParam::Hash::const_iterator it(m_withParams.constBegin());
+            it != end;
+            ++it)
+        {
+            if(!VariableDeclaration::contains(m_template->templateParameters, it.value()->name()))
+                Template::raiseXTSE0680(context, it.value()->name(), this);
+        }
+    }
+
+    const Expression::Ptr me(TemplateInvoker::typeCheck(context, reqType));
+
+    const VariableDeclaration::List args(m_template->templateParameters);
+    const VariableDeclaration::List::const_iterator end(args.constEnd());
+    VariableDeclaration::List::const_iterator it(args.constBegin());
+
+    for(; it != end; ++it)
+    {
+        // TODO
+        Q_ASSERT((*it)->sequenceType);
+    }
+
+    return me;
+}
+
+Expression::Properties CallTemplate::properties() const
+{
+    Q_ASSERT(!m_template || m_template->body);
+
+    /* We may be called before our m_template is resolved, namely when we're
+     * the body of a variable. In that case querytransformparser.ypp will
+     * manually call TypeChecker::applyFunctionConversion(), which is before
+     * ExpressionFactory::createExpression() has resolved us. */
+    if(m_template && !isRecursive())
+        return m_template->properties();
+    else
+        return Properties();
+}
+
+Expression::Properties CallTemplate::dependencies() const
+{
+    if(m_template && !isRecursive())
+        return m_template->dependencies();
+    else
+        return Properties();
+}
+
+SequenceType::Ptr CallTemplate::staticType() const
+{
+    return CommonSequenceTypes::ZeroOrMoreItems;
+}
+
+ExpressionVisitorResult::Ptr CallTemplate::accept(const ExpressionVisitor::Ptr &visitor) const
+{
+    return visitor->visit(this);
+}
+
+bool CallTemplate::configureRecursion(const CallTargetDescription::Ptr &sign)
+{
+    Q_UNUSED(sign);
+    return false;
+}
+
+Expression::Ptr CallTemplate::body() const
+{
+    return m_template->body;
+}
+
+CallTargetDescription::Ptr CallTemplate::callTargetDescription() const
+{
+    return CallTargetDescription::Ptr();
+}
+
+QT_END_NAMESPACE