126 lines
3.6 KiB
C++
126 lines
3.6 KiB
C++
/*
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*
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* @APPLE_LICENSE_HEADER_START@
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*
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* Copyright (c) 1999-2008 Apple Inc. All Rights Reserved.
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*
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* This file contains Original Code and/or Modifications of Original Code
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* as defined in and that are subject to the Apple Public Source License
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* Version 2.0 (the 'License'). You may not use this file except in
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* compliance with the License. Please obtain a copy of the License at
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* http://www.opensource.apple.com/apsl/ and read it before using this
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* file.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
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* Please see the License for the specific language governing rights and
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* limitations under the License.
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*
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* @APPLE_LICENSE_HEADER_END@
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*
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*/
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#ifndef __XMLParser_h__
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#define __XMLParser_h__
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#include "StringParser.h"
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#include "OSQueue.h"
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#include "OSFileSource.h"
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#include "ResizeableStringFormatter.h"
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class DTDVerifier
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{
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public:
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virtual bool IsValidSubtag(char* tagName, char* subTagName) = 0;
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virtual bool IsValidAttributeName(char* tagName, char* attrName) = 0;
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virtual bool IsValidAttributeValue(char* tagName, char* attrName, char* attrValue) = 0;
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virtual char* GetRequiredAttribute(char* tagName, int index) = 0;
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virtual bool CanHaveValue(char* tagName) = 0;
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virtual ~DTDVerifier(){};
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};
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class XMLTag
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{
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public:
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XMLTag();
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XMLTag(char* tagName);
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~XMLTag();
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bool ParseTag(StringParser* parser, DTDVerifier* verifier, char* errorBuffer = NULL, int errorBufferSize = 0);
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char* GetAttributeValue(const char* attrName);
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char* GetValue() { return fValue; }
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char* GetTagName() { return fTag; }
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UInt32 GetNumEmbeddedTags() { return fEmbeddedTags.GetLength(); }
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XMLTag* GetEmbeddedTag(const UInt32 index = 0);
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XMLTag* GetEmbeddedTagByName(const char* tagName, const UInt32 index = 0);
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XMLTag* GetEmbeddedTagByAttr(const char* attrName, const char* attrValue, const UInt32 index = 0);
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XMLTag* GetEmbeddedTagByNameAndAttr(const char* tagName, const char* attrName, const char* attrValue, const UInt32 index = 0);
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void AddAttribute(char* attrName, char* attrValue);
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void RemoveAttribute(char* attrName);
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void AddEmbeddedTag(XMLTag* tag);
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void RemoveEmbeddedTag(XMLTag* tag);
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void SetTagName( char* name);
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void SetValue( char* value);
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void FormatData(ResizeableStringFormatter* formatter, UInt32 indent);
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private:
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void ConsumeIfComment(StringParser* parser);
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char* fTag;
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char* fValue;
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OSQueue fAttributes;
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OSQueue fEmbeddedTags;
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OSQueueElem fElem;
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static UInt8 sNonNameMask[]; // stop when you hit a word
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};
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class XMLAttribute
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{
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public:
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XMLAttribute();
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~XMLAttribute();
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char* fAttrName;
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char* fAttrValue;
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OSQueueElem fElem;
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};
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class XMLParser
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{
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public:
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XMLParser( char* inPath, DTDVerifier* verifier = NULL);
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~XMLParser();
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// Check for existence, man.
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Bool16 DoesFileExist();
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Bool16 DoesFileExistAsDirectory();
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Bool16 CanWriteFile();
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Bool16 ParseFile(char* errorBuffer = NULL, int errorBufferSize = 0);
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XMLTag* GetRootTag() { return fRootTag; }
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void SetRootTag(XMLTag* tag);
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void WriteToFile(char** fileHeader);
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private:
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XMLTag* fRootTag;
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OSFileSource fFile;
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char* fFilePath;
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DTDVerifier* fVerifier;
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};
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#endif
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