Chris Danford
212 lines
7.4 KiB
C++
212 lines
7.4 KiB
C++
#ifndef XmlFile_H
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#define XmlFile_H
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// XmlFile.h: interface for the XmlFile class.
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//
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// Adapted from http://www.codeproject.com/cpp/xmlite.asp.
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// On 2004-02-09 Cho,Kyung Min gave us permission to use and modify this
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// library.
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//
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// XmlFile : XML Lite Parser Library
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// by bro ( Cho,Kyung Min: bro@shinbiro.com ) 2002-10-30
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// History.
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// 2002-10-29 : First Coded. Parsing XMLElelement and Attributes.
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// get xml parsed string ( looks good )
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// 2002-10-30 : Get Node Functions, error handling ( not completed )
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// 2002-12-06 : Helper Funtion string to long
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// 2002-12-12 : Entity Helper Support
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// 2003-04-08 : Close,
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// 2003-07=23 : add property escape_value. (now no escape on default)
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// fix escape functions
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//////////////////////////////////////////////////////////////////////
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#include <vector>
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#include <RageUtil.h>
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struct XAttr;
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typedef XAttr* LPXAttr;
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typedef std::vector<LPXAttr> XAttrs;
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struct XNode;
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typedef XNode* LPXNode;
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typedef std::vector<LPXNode> XNodes, *LPXNodes;
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// Entity Encode/Decode Support
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struct XENTITY
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{
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TCHAR entity; // entity ( & " ' < > )
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TCHAR ref[10]; // entity reference ( & " etc )
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int ref_len; // entity reference length
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};
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typedef XENTITY* LPXENTITY;
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struct XENTITYS : public std::vector<XENTITY>
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{
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LPXENTITY GetEntity( int entity );
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LPXENTITY GetEntity( char* entity );
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int GetEntityCount( const char* str );
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int Ref2Entity( const char* estr, char* str, int strlen );
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int Entity2Ref( const char* str, char* estr, int estrlen );
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CString Ref2Entity( const char* estr );
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CString Entity2Ref( const char* str );
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XENTITYS(){};
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XENTITYS( LPXENTITY entities, int count );
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};
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typedef XENTITYS* LPXENTITYS;
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extern XENTITYS entityDefault;
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CString XRef2Entity( const char* estr );
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CString XEntity2Ref( const char* str );
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enum PCODE
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{
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PIE_PARSE_WELFORMED = 0,
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PIE_ALONE_NOT_CLOSED,
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PIE_NOT_CLOSED,
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PIE_NOT_NESTED,
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PIE_ATTR_NO_VALUE
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};
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// Parse info.
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struct PARSEINFO
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{
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bool trim_value; // [set] do trim when parse?
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bool entity_value; // [set] do convert from reference to entity? ( < -> < )
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LPXENTITYS entitys; // [set] entity table for entity decode
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TCHAR escape_value; // [set] escape value (default '\\')
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char* xml; // [get] xml source
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bool erorr_occur; // [get] is occurance of error?
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char* error_pointer; // [get] error position of xml source
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PCODE error_code; // [get] error code
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CString error_string; // [get] error string
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PARSEINFO() { trim_value = true; entity_value = true; entitys = &entityDefault; xml = NULL; erorr_occur = false; error_pointer = NULL; error_code = PIE_PARSE_WELFORMED; escape_value = 0; }
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};
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typedef PARSEINFO* LPPARSEINFO;
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extern PARSEINFO piDefault;
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// display optional environment
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struct DISP_OPT
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{
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bool newline; // newline when new tag
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bool reference_value; // do convert from entity to reference ( < -> < )
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LPXENTITYS entitys; // entity table for entity encode
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int tab_base; // internal usage
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DISP_OPT() { newline = true; reference_value = true; entitys = &entityDefault; tab_base = 0; }
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};
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typedef DISP_OPT* LPDISP_OPT;
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extern DISP_OPT optDefault;
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// XAttr : Attribute Implementation
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struct XAttr
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{
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CString name;
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CString value;
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void GetValue(CString &out) const { out = value; }
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void GetValue(int &out) const { out = atoi(value); }
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void GetValue(float &out) const { out = (float) atof(value); }
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void GetValue(bool &out) const { out = atoi(value) != 0; }
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XNode* parent;
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CString GetXML( LPDISP_OPT opt = &optDefault );
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};
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typedef XAttr* LPXAttr;
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// XMLNode structure
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struct XNode
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{
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// name and value
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CString name;
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CString value;
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void GetValue(CString &out) const { out = value; }
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void GetValue(int &out) const { out = atoi(value); }
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void GetValue(float &out) const { out = (float) atof(value); }
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void GetValue(bool &out) const { out = atoi(value) != 0; }
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// internal variables
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LPXNode parent; // parent node
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XNodes childs; // child node
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XAttrs attrs; // attributes
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// Load/Save XML
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char* Load( const char* pszXml, LPPARSEINFO pi = &piDefault );
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char* LoadAttributes( const char* pszAttrs, LPPARSEINFO pi = &piDefault );
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CString GetXML( LPDISP_OPT opt = &optDefault );
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bool LoadFromFile( CString sFile, LPPARSEINFO pi = &piDefault );
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bool SaveToFile( CString sFile, LPDISP_OPT opt = &optDefault );
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// in own attribute list
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const LPXAttr GetAttr( const char* attrname ) const;
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LPXAttr GetAttr( const char* attrname );
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const char* GetAttrValue( const char* attrname );
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bool GetAttrValue(const char* name,CString &out) const { const XAttr* pAttr=GetAttr(name); if(pAttr==NULL) return false; pAttr->GetValue(out); return true; }
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bool GetAttrValue(const char* name,int &out) const { const XAttr* pAttr=GetAttr(name); if(pAttr==NULL) return false; pAttr->GetValue(out); return true; }
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bool GetAttrValue(const char* name,float &out) const { const XAttr* pAttr=GetAttr(name); if(pAttr==NULL) return false; pAttr->GetValue(out); return true; }
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bool GetAttrValue(const char* name,bool &out) const { const XAttr* pAttr=GetAttr(name); if(pAttr==NULL) return false; pAttr->GetValue(out); return true; }
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XAttrs GetAttrs( const char* name );
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// in one level child nodes
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const LPXNode GetChild( const char* name ) const;
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LPXNode GetChild( const char* name );
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const char* GetChildValue( const char* name );
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bool GetChildValue(const char* name,CString &out) const { const XNode* pChild=GetChild(name); if(pChild==NULL) return false; pChild->GetValue(out); return true; }
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bool GetChildValue(const char* name,int &out) const { const XNode* pChild=GetChild(name); if(pChild==NULL) return false; pChild->GetValue(out); return true; }
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bool GetChildValue(const char* name,float &out) const { const XNode* pChild=GetChild(name); if(pChild==NULL) return false; pChild->GetValue(out); return true; }
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bool GetChildValue(const char* name,bool &out) const { const XNode* pChild=GetChild(name); if(pChild==NULL) return false; pChild->GetValue(out); return true; }
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XNodes GetChilds( const char* name );
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XNodes GetChilds();
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LPXAttr GetChildAttr( const char* name, const char* attrname );
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const char* GetChildAttrValue( const char* name, const char* attrname );
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// modify DOM
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int GetChildCount();
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LPXNode GetChild( int i );
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XNodes::iterator GetChildIterator( LPXNode node );
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LPXNode CreateNode( const char* name = NULL, const char* value = NULL );
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LPXNode AppendChild( const char* name = NULL, const char* value = NULL );
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LPXNode AppendChild( const char* name, float value );
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LPXNode AppendChild( const char* name, int value );
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LPXNode AppendChild( LPXNode node );
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bool RemoveChild( LPXNode node );
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LPXNode DetachChild( LPXNode node );
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LPXAttr GetAttr( int i );
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XAttrs::iterator GetAttrIterator( LPXAttr node );
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LPXAttr CreateAttr( const char* anem = NULL, const char* value = NULL );
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LPXAttr AppendAttr( const char* name = NULL, const char* value = NULL );
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LPXAttr AppendAttr( const char* name, float value );
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LPXAttr AppendAttr( const char* name, int value );
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LPXAttr AppendAttr( LPXAttr attr );
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bool RemoveAttr( LPXAttr attr );
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LPXAttr DetachAttr( LPXAttr attr );
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// operator overloads
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LPXNode operator [] ( int i ) { return GetChild(i); }
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XNode() { parent = NULL; }
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~XNode();
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void Close();
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};
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// Helper Funtion
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inline long XStr2Int( const char* str, long default_value = 0 )
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{
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return str ? atol(str) : default_value;
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}
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inline bool XIsEmptyString( const char* str )
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{
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CString s(str);
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TrimLeft( s );
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TrimRight( s );
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return ( s.empty() || s == "" );
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}
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#endif
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