// Copyright 2014 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#ifndef CORE_FXCRT_INCLUDE_FX_XML_H_
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#define CORE_FXCRT_INCLUDE_FX_XML_H_
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#include <memory>
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#include <vector>
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#include "core/fxcrt/include/fx_basic.h"
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class CXML_AttrItem {
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public:
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bool Matches(const CFX_ByteString& space, const CFX_ByteString& name) const;
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CFX_ByteString m_QSpaceName;
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CFX_ByteString m_AttrName;
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CFX_WideString m_Value;
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};
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class CXML_AttrMap {
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public:
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CXML_AttrMap();
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~CXML_AttrMap();
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const CFX_WideString* Lookup(const CFX_ByteString& space,
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const CFX_ByteString& name) const;
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int GetSize() const;
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CXML_AttrItem& GetAt(int index) const;
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void SetAt(const CFX_ByteString& space,
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const CFX_ByteString& name,
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const CFX_WideString& value);
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std::unique_ptr<std::vector<CXML_AttrItem>> m_pMap;
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};
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class CXML_Content {
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public:
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CXML_Content() : m_bCDATA(FALSE), m_Content() {}
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void Set(FX_BOOL bCDATA, const CFX_WideStringC& content) {
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m_bCDATA = bCDATA;
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m_Content = content;
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}
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FX_BOOL m_bCDATA;
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CFX_WideString m_Content;
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};
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class CXML_Element {
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public:
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enum ChildType { Invalid, Element, Content };
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static CXML_Element* Parse(const void* pBuffer,
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size_t size,
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FX_BOOL bSaveSpaceChars = FALSE,
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FX_FILESIZE* pParsedSize = nullptr);
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static CXML_Element* Parse(IFX_FileRead* pFile,
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FX_BOOL bSaveSpaceChars = FALSE,
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FX_FILESIZE* pParsedSize = nullptr);
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static CXML_Element* Parse(IFX_BufferRead* pBuffer,
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FX_BOOL bSaveSpaceChars = FALSE,
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FX_FILESIZE* pParsedSize = nullptr);
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CXML_Element(const CFX_ByteStringC& qSpace, const CFX_ByteStringC& tagName);
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CXML_Element(const CFX_ByteStringC& qTagName);
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CXML_Element();
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~CXML_Element();
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void Empty();
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CFX_ByteString GetTagName(FX_BOOL bQualified = FALSE) const;
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CFX_ByteString GetNamespace(FX_BOOL bQualified = FALSE) const;
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CFX_ByteString GetNamespaceURI(const CFX_ByteString& qName) const;
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CXML_Element* GetParent() const { return m_pParent; }
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uint32_t CountAttrs() const { return m_AttrMap.GetSize(); }
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void GetAttrByIndex(int index,
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CFX_ByteString& space,
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CFX_ByteString& name,
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CFX_WideString& value) const;
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FX_BOOL HasAttr(const CFX_ByteStringC& qName) const;
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FX_BOOL GetAttrValue(const CFX_ByteStringC& name,
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CFX_WideString& attribute) const;
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CFX_WideString GetAttrValue(const CFX_ByteStringC& name) const {
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CFX_WideString attr;
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GetAttrValue(name, attr);
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return attr;
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}
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FX_BOOL GetAttrValue(const CFX_ByteStringC& space,
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const CFX_ByteStringC& name,
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CFX_WideString& attribute) const;
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CFX_WideString GetAttrValue(const CFX_ByteStringC& space,
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const CFX_ByteStringC& name) const {
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CFX_WideString attr;
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GetAttrValue(space, name, attr);
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return attr;
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}
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FX_BOOL GetAttrInteger(const CFX_ByteStringC& name, int& attribute) const;
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int GetAttrInteger(const CFX_ByteStringC& name) const {
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int attr = 0;
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GetAttrInteger(name, attr);
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return attr;
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}
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FX_BOOL GetAttrInteger(const CFX_ByteStringC& space,
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const CFX_ByteStringC& name,
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int& attribute) const;
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int GetAttrInteger(const CFX_ByteStringC& space,
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const CFX_ByteStringC& name) const {
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int attr = 0;
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GetAttrInteger(space, name, attr);
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return attr;
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}
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FX_BOOL GetAttrFloat(const CFX_ByteStringC& name, FX_FLOAT& attribute) const;
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FX_FLOAT GetAttrFloat(const CFX_ByteStringC& name) const {
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FX_FLOAT attr = 0;
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GetAttrFloat(name, attr);
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return attr;
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}
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FX_BOOL GetAttrFloat(const CFX_ByteStringC& space,
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const CFX_ByteStringC& name,
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FX_FLOAT& attribute) const;
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FX_FLOAT GetAttrFloat(const CFX_ByteStringC& space,
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const CFX_ByteStringC& name) const {
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FX_FLOAT attr = 0;
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GetAttrFloat(space, name, attr);
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return attr;
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}
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uint32_t CountChildren() const { return m_Children.size(); }
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ChildType GetChildType(uint32_t index) const;
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CFX_WideString GetContent(uint32_t index) const;
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CXML_Element* GetElement(uint32_t index) const;
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CXML_Element* GetElement(const CFX_ByteStringC& space,
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const CFX_ByteStringC& tag) const {
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return GetElement(space, tag, 0);
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}
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uint32_t CountElements(const CFX_ByteStringC& space,
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const CFX_ByteStringC& tag) const;
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CXML_Element* GetElement(const CFX_ByteStringC& space,
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const CFX_ByteStringC& tag,
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int index) const;
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uint32_t FindElement(CXML_Element* pChild) const;
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void SetTag(const CFX_ByteStringC& qSpace, const CFX_ByteStringC& tagname);
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void SetTag(const CFX_ByteStringC& qTagName);
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void RemoveChildren();
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void RemoveChild(uint32_t index);
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protected:
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struct ChildRecord {
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ChildType type;
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void* child; // CXML_Element and CXML_Content lack a common ancestor.
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};
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CXML_Element* m_pParent;
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CFX_ByteString m_QSpaceName;
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CFX_ByteString m_TagName;
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CXML_AttrMap m_AttrMap;
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std::vector<ChildRecord> m_Children;
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friend class CXML_Parser;
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friend class CXML_Composer;
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};
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#endif // CORE_FXCRT_INCLUDE_FX_XML_H_
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