Long live Qt 4.5!

1 files changed, 115 insertions, 0 deletions

diff --git a/src/xmlpatterns/functions/qdocumentfn.cpp b/src/xmlpatterns/functions/qdocumentfn.cpp
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+++ b/src/xmlpatterns/functions/qdocumentfn.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qforclause_p.h"
+#include "qfunctionfactory_p.h"
+#include "qrangevariablereference_p.h"
+
+#include "qdocumentfn_p.h"
+
+QT_BEGIN_NAMESPACE
+
+using namespace QPatternist;
+
+Expression::Ptr DocumentFN::typeCheck(const StaticContext::Ptr &context,
+                                      const SequenceType::Ptr &reqType)
+{
+    /* See the class documentation for the rewrite that we're doing here. */
+
+    /* Generate type checking code for our operands such that they match. */
+    typeCheckOperands(context);
+
+    const QSourceLocation myLocation(context->locationFor(this));
+    const FunctionFactory::Ptr functions(context->functionSignatures());
+
+    Expression::Ptr uriSource;
+
+    {
+        Expression::List distinctValuesArgs;
+        distinctValuesArgs.append(m_operands.first());
+
+        uriSource = functions->createFunctionCall(QXmlName(StandardNamespaces::fn, StandardLocalNames::distinct_values),
+                                                  distinctValuesArgs,
+                                                  context,
+                                                  this);
+        context->addLocation(uriSource.data(), myLocation);
+    }
+
+    const VariableSlotID rangeSlot = context->allocateRangeSlot();
+    const Expression::Ptr uriReference(new RangeVariableReference(uriSource, rangeSlot));
+    context->addLocation(uriReference.data(), myLocation);
+
+    Expression::List docArgs;
+
+    if(m_operands.count() == 2)
+    {
+        Expression::List baseUriArgs;
+        baseUriArgs.append(uriReference);
+        baseUriArgs.append(m_operands.at(1));
+
+        const Expression::Ptr fnBaseUri(functions->createFunctionCall(QXmlName(StandardNamespaces::fn, StandardLocalNames::resolve_uri),
+                                                                      baseUriArgs,
+                                                                      context,
+                                                                      this));
+        context->addLocation(fnBaseUri.data(), myLocation);
+        docArgs.append(fnBaseUri);
+    }
+    else
+        docArgs.append(uriReference);
+
+    const Expression::Ptr fnDoc(functions->createFunctionCall(QXmlName(StandardNamespaces::fn, StandardLocalNames::doc),
+                                                              docArgs,
+                                                              context,
+                                                              this));
+    context->addLocation(fnDoc.data(), myLocation);
+
+
+    Expression::Ptr newMe(new ForClause(rangeSlot,
+                                        uriSource,
+                                        fnDoc,
+                                        -1 /* We have no position variable. */));
+
+    Expression::Ptr oldMe(this);
+    rewrite(oldMe, newMe, context);
+    return newMe->typeCheck(context, reqType);
+}
+
+QT_END_NAMESPACE