| /* |
| * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Apple 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 APPLE INC. ``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 APPLE INC. OR |
| * 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. |
| */ |
| |
| #pragma once |
| |
| #include "Element.h" |
| #include "markup.h" |
| #include <wtf/HashMap.h> |
| #include <wtf/text/StringBuilder.h> |
| |
| namespace WebCore { |
| |
| class Attribute; |
| class DocumentType; |
| class Element; |
| class Node; |
| class Range; |
| |
| typedef HashMap<AtomicString, AtomicStringImpl*> Namespaces; |
| |
| enum EntityMask { |
| EntityAmp = 0x0001, |
| EntityLt = 0x0002, |
| EntityGt = 0x0004, |
| EntityQuot = 0x0008, |
| EntityNbsp = 0x0010, |
| |
| // Non-breaking space needs to be escaped in innerHTML for compatibility reason. See http://trac.webkit.org/changeset/32879 |
| // However, we cannot do this in a XML document because it does not have the entity reference defined (See the bug 19215). |
| EntityMaskInCDATA = 0, |
| EntityMaskInPCDATA = EntityAmp | EntityLt | EntityGt, |
| EntityMaskInHTMLPCDATA = EntityMaskInPCDATA | EntityNbsp, |
| EntityMaskInAttributeValue = EntityAmp | EntityLt | EntityGt | EntityQuot, |
| EntityMaskInHTMLAttributeValue = EntityAmp | EntityQuot | EntityNbsp, |
| }; |
| |
| class MarkupAccumulator { |
| WTF_MAKE_NONCOPYABLE(MarkupAccumulator); |
| public: |
| MarkupAccumulator(Vector<Node*>*, ResolveURLs, SerializationSyntax = SerializationSyntax::HTML); |
| virtual ~MarkupAccumulator(); |
| |
| String serializeNodes(Node& targetNode, SerializedNodes, Vector<QualifiedName>* tagNamesToSkip = nullptr); |
| |
| static void appendCharactersReplacingEntities(StringBuilder&, const String&, unsigned, unsigned, EntityMask); |
| |
| protected: |
| static size_t totalLength(const Vector<String>&); |
| size_t length() const { return m_markup.length(); } |
| |
| void concatenateMarkup(StringBuilder&); |
| |
| void appendString(const String&); |
| void appendStringView(StringView); |
| |
| void startAppendingNode(const Node&, Namespaces* = nullptr); |
| void endAppendingNode(const Node& node) |
| { |
| if (is<Element>(node)) |
| appendEndTag(m_markup, downcast<Element>(node)); |
| } |
| |
| virtual void appendStartTag(StringBuilder&, const Element&, Namespaces*); |
| virtual void appendEndTag(StringBuilder&, const Element&); |
| virtual void appendCustomAttributes(StringBuilder&, const Element&, Namespaces*); |
| virtual void appendText(StringBuilder&, const Text&); |
| |
| void appendOpenTag(StringBuilder&, const Element&, Namespaces*); |
| void appendCloseTag(StringBuilder&, const Element&); |
| |
| void appendNonElementNode(StringBuilder&, const Node&, Namespaces*); |
| void appendEndMarkup(StringBuilder&, const Element&); |
| |
| void appendAttributeValue(StringBuilder&, const String&, bool isSerializingHTML); |
| void appendNamespace(StringBuilder&, const AtomicString& prefix, const AtomicString& namespaceURI, Namespaces&, bool allowEmptyDefaultNS = false); |
| void appendXMLDeclaration(StringBuilder&, const Document&); |
| void appendDocumentType(StringBuilder&, const DocumentType&); |
| void appendProcessingInstruction(StringBuilder&, const String& target, const String& data); |
| void appendAttribute(StringBuilder&, const Element&, const Attribute&, Namespaces*); |
| void appendCDATASection(StringBuilder&, const String&); |
| |
| bool shouldAddNamespaceElement(const Element&); |
| bool shouldAddNamespaceAttribute(const Attribute&, Namespaces&); |
| EntityMask entityMaskForText(const Text&) const; |
| |
| Vector<Node*>* const m_nodes; |
| |
| private: |
| String resolveURLIfNeeded(const Element&, const String&) const; |
| void appendQuotedURLAttributeValue(StringBuilder&, const Element&, const Attribute&); |
| void serializeNodesWithNamespaces(Node& targetNode, SerializedNodes, const Namespaces*, Vector<QualifiedName>* tagNamesToSkip); |
| bool inXMLFragmentSerialization() const { return m_serializationSyntax == SerializationSyntax::XML; } |
| void generateUniquePrefix(QualifiedName&, const Namespaces&); |
| |
| StringBuilder m_markup; |
| const ResolveURLs m_resolveURLs; |
| SerializationSyntax m_serializationSyntax; |
| unsigned m_prefixLevel { 0 }; |
| }; |
| |
| } // namespace WebCore |