auto import from //depot/cupcake/@135843

1 files changed, 358 insertions, 0 deletions

diff --git a/WebCore/dom/DOMImplementation.cpp b/WebCore/dom/DOMImplementation.cpp
new file mode 100644
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--- /dev/null
+++ b/WebCore/dom/DOMImplementation.cpp
@@ -0,0 +1,358 @@
+/*
+ * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
+ *           (C) 1999 Antti Koivisto (koivisto@kde.org)
+ *           (C) 2001 Dirk Mueller (mueller@kde.org)
+ * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
+ * Copyright (C) 2006 Samuel Weinig (sam@webkit.org)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * along with this library; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include "config.h"
+#include "DOMImplementation.h"
+
+#include "CSSStyleSheet.h"
+#include "DocumentType.h"
+#include "Element.h"
+#include "ExceptionCode.h"
+#include "Frame.h"
+#include "FTPDirectoryDocument.h"
+#include "HTMLDocument.h"
+#include "HTMLNames.h"
+#include "HTMLViewSourceDocument.h"
+#include "Image.h"
+#include "ImageDocument.h"
+#include "MediaDocument.h"
+#include "MediaList.h"
+#include "MediaPlayer.h"
+#include "MIMETypeRegistry.h"
+#include "Page.h"
+#include "PluginData.h"
+#include "PluginDocument.h"
+#include "RegularExpression.h"
+#include "Settings.h"
+#include "TextDocument.h"
+#include "XMLNames.h"
+
+#if ENABLE(SVG)
+#include "SVGNames.h"
+#include "SVGDocument.h"
+#endif
+
+namespace WebCore {
+
+#if ENABLE(SVG)
+
+static void addString(HashSet<String, CaseFoldingHash>& set, const char* string)
+{
+    set.add(string);
+}
+
+static bool isSVG10Feature(const String &feature)
+{
+    static bool initialized = false;
+    static HashSet<String, CaseFoldingHash> svgFeatures;
+    if (!initialized) {
+#if ENABLE(SVG_USE) && ENABLE(SVG_FOREIGN_OBJECT) && ENABLE(SVG_FILTER) && ENABLE(SVG_FONTS)
+        addString(svgFeatures, "svg");
+        addString(svgFeatures, "svg.static");
+#endif
+//      addString(svgFeatures, "svg.animation");
+//      addString(svgFeatures, "svg.dynamic");
+//      addString(svgFeatures, "svg.dom.animation");
+//      addString(svgFeatures, "svg.dom.dynamic");
+#if ENABLE(SVG_USE) && ENABLE(SVG_FOREIGN_OBJECT) && ENABLE(SVG_FILTER) && ENABLE(SVG_FONTS)
+        addString(svgFeatures, "dom");
+        addString(svgFeatures, "dom.svg");
+        addString(svgFeatures, "dom.svg.static");
+#endif
+//      addString(svgFeatures, "svg.all");
+//      addString(svgFeatures, "dom.svg.all");
+        initialized = true;
+    }
+    return svgFeatures.contains(feature);
+}
+
+static bool isSVG11Feature(const String &feature)
+{
+    static bool initialized = false;
+    static HashSet<String, CaseFoldingHash> svgFeatures;
+    if (!initialized) {
+        // Sadly, we cannot claim to implement any of the SVG 1.1 generic feature sets
+        // lack of Font and Filter support.
+        // http://bugs.webkit.org/show_bug.cgi?id=15480
+#if ENABLE(SVG_USE) && ENABLE(SVG_FOREIGN_OBJECT) && ENABLE(SVG_FILTER) && ENABLE(SVG_FONTS)
+        addString(svgFeatures, "SVG");
+        addString(svgFeatures, "SVGDOM");
+        addString(svgFeatures, "SVG-static");
+        addString(svgFeatures, "SVGDOM-static");
+#endif
+#if ENABLE(SVG_ANIMATION)
+        addString(svgFeatures, "SVG-animation");
+        addString(svgFeatures, "SVGDOM-animation");
+#endif
+//      addString(svgFeatures, "SVG-dynamic);
+//      addString(svgFeatures, "SVGDOM-dynamic);
+        addString(svgFeatures, "CoreAttribute");
+#if ENABLE(SVG_USE)
+        addString(svgFeatures, "Structure");
+        addString(svgFeatures, "BasicStructure");
+#endif
+        addString(svgFeatures, "ContainerAttribute");
+        addString(svgFeatures, "ConditionalProcessing");
+        addString(svgFeatures, "Image");
+        addString(svgFeatures, "Style");
+        addString(svgFeatures, "ViewportAttribute");
+        addString(svgFeatures, "Shape");
+//      addString(svgFeatures, "Text"); // requires altGlyph, bug 6426
+        addString(svgFeatures, "BasicText");
+        addString(svgFeatures, "PaintAttribute");
+        addString(svgFeatures, "BasicPaintAttribute");
+        addString(svgFeatures, "OpacityAttribute");
+        addString(svgFeatures, "GraphicsAttribute");
+        addString(svgFeatures, "BaseGraphicsAttribute");
+        addString(svgFeatures, "Marker");
+//      addString(svgFeatures, "ColorProfile"); // requires color-profile, bug 6037
+        addString(svgFeatures, "Gradient");
+        addString(svgFeatures, "Pattern");
+        addString(svgFeatures, "Clip");
+        addString(svgFeatures, "BasicClip");
+        addString(svgFeatures, "Mask");
+#if ENABLE(SVG_FILTER)
+//      addString(svgFeatures, "Filter");
+        addString(svgFeatures, "BasicFilter");
+#endif
+        addString(svgFeatures, "DocumentEventsAttribute");
+        addString(svgFeatures, "GraphicalEventsAttribute");
+//      addString(svgFeatures, "AnimationEventsAttribute");
+        addString(svgFeatures, "Cursor");
+        addString(svgFeatures, "Hyperlinking");
+        addString(svgFeatures, "XlinkAttribute");
+        addString(svgFeatures, "ExternalResourcesRequired");
+//      addString(svgFeatures, "View"); // buggy <view> support, bug 16962
+        addString(svgFeatures, "Script");
+#if ENABLE(SVG_ANIMATION)
+        addString(svgFeatures, "Animation"); 
+#endif
+#if ENABLE(SVG_FONTS)
+        addString(svgFeatures, "Font");
+        addString(svgFeatures, "BasicFont");
+#endif
+#if ENABLE(SVG_FOREIGN_OBJECT)
+        addString(svgFeatures, "Extensibility");
+#endif
+        initialized = true;
+    }
+    return svgFeatures.contains(feature);
+}
+#endif
+
+bool DOMImplementation::hasFeature(const String& feature, const String& version)
+{
+    String lower = feature.lower();
+    if (lower == "core" || lower == "html" || lower == "xml" || lower == "xhtml")
+        return version.isEmpty() || version == "1.0" || version == "2.0";
+    if (lower == "css"
+            || lower == "css2"
+            || lower == "events"
+            || lower == "htmlevents"
+            || lower == "mouseevents"
+            || lower == "mutationevents"
+            || lower == "range"
+            || lower == "stylesheets"
+            || lower == "traversal"
+            || lower == "uievents"
+            || lower == "views")
+        return version.isEmpty() || version == "2.0";
+    if (lower == "xpath" || lower == "textevents")
+        return version.isEmpty() || version == "3.0";
+
+#if ENABLE(SVG)
+    if ((version.isEmpty() || version == "1.1") && feature.startsWith("http://www.w3.org/tr/svg11/feature#", false)) {
+        if (isSVG11Feature(feature.right(feature.length() - 35)))
+            return true;
+    }
+
+    if ((version.isEmpty() || version == "1.0") && feature.startsWith("org.w3c.", false)) {
+        if (isSVG10Feature(feature.right(feature.length() - 8)))
+            return true;
+    }
+#endif
+    
+    return false;
+}
+
+PassRefPtr<DocumentType> DOMImplementation::createDocumentType(const String& qualifiedName,
+    const String& publicId, const String& systemId, ExceptionCode& ec)
+{
+    String prefix, localName;
+    if (!Document::parseQualifiedName(qualifiedName, prefix, localName, ec))
+        return 0;
+
+    return DocumentType::create(0, qualifiedName, publicId, systemId);
+}
+
+DOMImplementation* DOMImplementation::getInterface(const String& /*feature*/)
+{
+    return 0;
+}
+
+PassRefPtr<Document> DOMImplementation::createDocument(const String& namespaceURI,
+    const String& qualifiedName, DocumentType* doctype, ExceptionCode& ec)
+{
+    // WRONG_DOCUMENT_ERR: Raised if doctype has already been used with a different document or was
+    // created from a different implementation.
+    bool shouldThrowWrongDocErr = false;
+    if (doctype && doctype->document())
+        shouldThrowWrongDocErr = true;
+
+    RefPtr<Document> doc;
+#if ENABLE(SVG)
+    if (namespaceURI == SVGNames::svgNamespaceURI)
+        doc = SVGDocument::create(0);
+    else
+#endif
+    if (namespaceURI == HTMLNames::xhtmlNamespaceURI)
+        doc = Document::createXHTML(0);
+    else
+        doc = Document::create(0);
+
+    // now get the interesting parts of the doctype
+    if (doctype)
+        doc->addChild(doctype);
+
+    if (!qualifiedName.isEmpty()) {
+        doc->addChild(doc->createElementNS(namespaceURI, qualifiedName, ec));
+        if (ec != 0)
+            return 0;
+    }
+
+    // Hixie's interpretation of the DOM Core spec suggests we should prefer
+    // other exceptions to WRONG_DOCUMENT_ERR (based on order mentioned in spec)
+    if (shouldThrowWrongDocErr) {
+        ec = WRONG_DOCUMENT_ERR;
+        return 0;
+    }
+
+    return doc.release();
+}
+
+PassRefPtr<CSSStyleSheet> DOMImplementation::createCSSStyleSheet(const String&, const String& media, ExceptionCode&)
+{
+    // FIXME: Title should be set.
+    // FIXME: Media could have wrong syntax, in which case we should generate an exception.
+    RefPtr<CSSStyleSheet> sheet = CSSStyleSheet::create();
+    sheet->setMedia(MediaList::createAllowingDescriptionSyntax(sheet.get(), media));
+    return sheet.release();
+}
+
+PassRefPtr<Document> DOMImplementation::createDocument(Frame* frame)
+{
+    return Document::create(frame);
+}
+
+PassRefPtr<HTMLDocument> DOMImplementation::createHTMLDocument(Frame* frame)
+{
+    return HTMLDocument::create(frame);
+}
+
+bool DOMImplementation::isXMLMIMEType(const String& mimeType)
+{
+    if (mimeType == "text/xml" || mimeType == "application/xml" || mimeType == "text/xsl")
+        return true;
+    static const char* validChars = "[0-9a-zA-Z_\\-+~!$\\^{}|.%'`#&*]"; // per RFCs: 3023, 2045
+    static RegularExpression xmlTypeRegExp(String("^") + validChars + "+/" + validChars + "+\\+xml$");
+    return xmlTypeRegExp.match(mimeType) > -1;
+}
+
+bool DOMImplementation::isTextMIMEType(const String& mimeType)
+{
+    if (MIMETypeRegistry::isSupportedJavaScriptMIMEType(mimeType) ||
+        (mimeType.startsWith("text/") && mimeType != "text/html" &&
+         mimeType != "text/xml" && mimeType != "text/xsl"))
+        return true;
+
+    return false;
+}
+
+PassRefPtr<HTMLDocument> DOMImplementation::createHTMLDocument(const String& title)
+{
+    RefPtr<HTMLDocument> d = HTMLDocument::create(0);
+    d->open();
+    d->write("<!doctype html><html><head><title>" + title + "</title></head><body></body></html>");
+    return d.release();
+}
+
+PassRefPtr<Document> DOMImplementation::createDocument(const String& type, Frame* frame, bool inViewSourceMode)
+{
+    if (inViewSourceMode) {
+        if (type == "text/html" || type == "application/xhtml+xml" || type == "image/svg+xml" || isTextMIMEType(type) || isXMLMIMEType(type))
+            return HTMLViewSourceDocument::create(frame, type);
+    }
+
+    // Plugins cannot take HTML and XHTML from us, and we don't even need to initialize the plugin database for those.
+    if (type == "text/html")
+        return HTMLDocument::create(frame);
+    if (type == "application/xhtml+xml")
+        return Document::createXHTML(frame);
+        
+#if ENABLE(FTPDIR)
+    // Plugins cannot take FTP from us either
+    if (type == "application/x-ftp-directory")
+        return FTPDirectoryDocument::create(frame);
+#endif
+
+    PluginData* pluginData = 0;
+    if (frame && frame->page() && frame->page()->settings()->arePluginsEnabled())
+        pluginData = frame->page()->pluginData();
+
+    // PDF is one image type for which a plugin can override built-in support.
+    // We do not want QuickTime to take over all image types, obviously.
+    if ((type == "application/pdf" || type == "text/pdf") && pluginData && pluginData->supportsMimeType(type))
+        return PluginDocument::create(frame);
+    if (Image::supportsType(type))
+        return ImageDocument::create(frame);
+
+#if ENABLE(VIDEO)
+     // Check to see if the type can be played by our MediaPlayer, if so create a MediaDocument
+     if (MediaPlayer::supportsType(type))
+         return MediaDocument::create(frame);
+#endif
+
+    // Everything else except text/plain can be overridden by plugins. In particular, Adobe SVG Viewer should be used for SVG, if installed.
+    // Disallowing plug-ins to use text/plain prevents plug-ins from hijacking a fundamental type that the browser is expected to handle,
+    // and also serves as an optimization to prevent loading the plug-in database in the common case.
+    if (type != "text/plain" && pluginData && pluginData->supportsMimeType(type)) 
+        return PluginDocument::create(frame);
+    if (isTextMIMEType(type))
+        return TextDocument::create(frame);
+
+#if ENABLE(SVG)
+    if (type == "image/svg+xml") {
+#if ENABLE(DASHBOARD_SUPPORT)    
+        Settings* settings = frame ? frame->settings() : 0;
+        if (!settings || !settings->usesDashboardBackwardCompatibilityMode())
+#endif
+            return SVGDocument::create(frame);
+    }
+#endif
+    if (isXMLMIMEType(type))
+        return Document::create(frame);
+
+    return HTMLDocument::create(frame);
+}
+
+}