blob: 874a8cf45f6ea2cdb8005d0266d2b85c0ae13092 [file] [log] [blame]
/*
* Copyright (C) 2011 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY GOOGLE INC. AND ITS CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GOOGLE INC.
* OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "XMLTreeViewer.h"
#if ENABLE(XSLT)
#include "Document.h"
#include "Element.h"
#include "Frame.h"
#include "Page.h"
#include "ScriptController.h"
#include "ScriptSourceCode.h"
#include "Settings.h"
#include "Text.h"
#include "XMLViewerCSS.h"
#include "XMLViewerJS.h"
using namespace std;
namespace WebCore {
XMLTreeViewer::XMLTreeViewer(Document* document)
: m_document(document)
{
}
bool XMLTreeViewer::hasNoStyleInformation() const
{
if (m_document->sawElementsInKnownNamespaces() || m_document->transformSourceDocument())
return false;
if (!m_document->frame() || !m_document->frame()->page())
return false;
if (!m_document->frame()->page()->settings()->developerExtrasEnabled())
return false;
if (m_document->frame()->tree()->parent(true))
return false; // This document is not in a top frame
return true;
}
void XMLTreeViewer::transformDocumentToTreeView()
{
// FIXME: Temporary hack to ensure that we still display some of the document (and don't crash)
// when script is disabled. See https://bugs.webkit.org/show_bug.cgi?id=59113 for work on a
// better solution.
if (!m_document->frame()->script()->canExecuteScripts(NotAboutToExecuteScript))
return;
String scriptString(reinterpret_cast<const char*>(XMLViewer_js), sizeof(XMLViewer_js));
m_document->frame()->script()->evaluate(ScriptSourceCode(scriptString));
String noStyleMessage("This XML file does not appear to have any style information associated with it. The document tree is shown below.");
m_document->frame()->script()->evaluate(ScriptSourceCode("prepareWebKitXMLViewer('" + noStyleMessage + "');"));
String cssString(reinterpret_cast<const char*>(XMLViewer_css), sizeof(XMLViewer_css));
RefPtr<Text> text = m_document->createTextNode(cssString);
ExceptionCode exceptionCode;
m_document->getElementById("xml-viewer-style")->appendChild(text, exceptionCode);
m_document->setUsesViewSourceStyles(true);
m_document->styleSelectorChanged(RecalcStyleImmediately);
}
} // namespace WebCore
#endif // ENABLE(XSLT)