Merge WebKit at r80534: Intial merge by Git

Change-Id: Ia7a83357124c9e1cdb1debf55d9661ec0bd09a61

1 files changed, 114 insertions, 0 deletions

diff --git a/Source/WebCore/xml/XMLTreeViewer.cpp b/Source/WebCore/xml/XMLTreeViewer.cpp
new file mode 100644
index 0000000..7a893f6
--- /dev/null
+++ b/Source/WebCore/xml/XMLTreeViewer.cpp
@@ -0,0 +1,114 @@
+/*
+ * 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"
+
+#if ENABLE(XSLT)
+#include "XMLTreeViewer.h"
+
+
+#include "Base64.h"
+#include "Document.h"
+#include "Frame.h"
+#include "HTMLNames.h"
+#include "Page.h"
+#include "ProcessingInstruction.h"
+#include "Settings.h"
+#include "TransformSource.h"
+#include "XLinkNames.h"
+#include "XMLViewerXSL.h"
+#include "XPathResult.h"
+#include "XSLStyleSheet.h"
+#include "XSLTProcessor.h"
+
+#include <libxslt/xslt.h>
+
+#if ENABLE(MATHML)
+#include "MathMLNames.h"
+#endif
+#if ENABLE(SVG)
+#include "SVGNames.h"
+#endif
+#if ENABLE(WML)
+#include "WMLNames.h"
+#endif
+
+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
+
+    if (m_document->frame()->loader()->opener())
+        return false; // This document is not opened manually by user
+    return true;
+}
+
+void XMLTreeViewer::transformDocumentToTreeView()
+{
+    String sheetString(reinterpret_cast<char*>(XMLViewer_xsl), sizeof(XMLViewer_xsl));
+    RefPtr<XSLStyleSheet> styleSheet = XSLStyleSheet::createForXMLTreeViewer(m_document, sheetString);
+
+    RefPtr<XSLTProcessor> processor = XSLTProcessor::create();
+    processor->setXSLStyleSheet(styleSheet);
+
+    processor->setParameter("", "xml_has_no_style_message", "This XML file does not appear to have any style information associated with it. The document tree is shown below.");
+
+    String resultMIMEType;
+    String newSource;
+    String resultEncoding;
+
+    Frame* frame = m_document->frame();
+    // FIXME: We should introduce error handling
+    if (processor->transformToString(m_document, resultMIMEType, newSource, resultEncoding))
+        processor->createDocumentFromSource(newSource, resultEncoding, resultMIMEType, m_document, frame);
+    // New document should have been loaded in frame. Tell it to use view source styles.
+    frame->document()->setUsesViewSourceStyles(true);
+    frame->document()->styleSelectorChanged(RecalcStyleImmediately);
+}
+
+} // namespace WebCore
+
+#endif // ENABLE(XSLT)