mirror of https://github.com/axmolengine/axmol.git
678 lines
19 KiB
C++
678 lines
19 KiB
C++
/****************************************************************************
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Copyright (c) 2010-2013 cocos2d-x.org
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http://www.cocos2d-x.org
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "CCFileUtils.h"
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#include "CCDirector.h"
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#include "cocoa/CCDictionary.h"
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#include "cocoa/CCString.h"
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#include "CCSAXParser.h"
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#include "support/zip_support/unzip.h"
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#include <stack>
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using namespace std;
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#if (CC_TARGET_PLATFORM != CC_PLATFORM_IOS) && (CC_TARGET_PLATFORM != CC_PLATFORM_MAC)
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NS_CC_BEGIN
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typedef enum
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{
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SAX_NONE = 0,
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SAX_KEY,
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SAX_DICT,
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SAX_INT,
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SAX_REAL,
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SAX_STRING,
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SAX_ARRAY
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}CCSAXState;
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typedef enum
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{
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SAX_RESULT_NONE = 0,
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SAX_RESULT_DICT,
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SAX_RESULT_ARRAY
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}CCSAXResult;
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class CCDictMaker : public CCSAXDelegator
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{
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public:
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CCSAXResult m_eResultType;
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CCArray* m_pRootArray;
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CCDictionary *m_pRootDict;
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CCDictionary *m_pCurDict;
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std::stack<CCDictionary*> m_tDictStack;
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std::string m_sCurKey; ///< parsed key
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std::string m_sCurValue; // parsed value
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CCSAXState m_tState;
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CCArray* m_pArray;
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std::stack<CCArray*> m_tArrayStack;
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std::stack<CCSAXState> m_tStateStack;
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public:
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CCDictMaker()
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: m_eResultType(SAX_RESULT_NONE),
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m_pRootArray(NULL),
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m_pRootDict(NULL),
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m_pCurDict(NULL),
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m_tState(SAX_NONE),
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m_pArray(NULL)
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{
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}
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~CCDictMaker()
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{
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}
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CCDictionary* dictionaryWithContentsOfFile(const char *pFileName)
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{
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m_eResultType = SAX_RESULT_DICT;
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CCSAXParser parser;
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if (false == parser.init("UTF-8"))
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{
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return NULL;
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}
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parser.setDelegator(this);
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parser.parse(pFileName);
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return m_pRootDict;
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}
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CCArray* arrayWithContentsOfFile(const char* pFileName)
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{
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m_eResultType = SAX_RESULT_ARRAY;
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CCSAXParser parser;
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if (false == parser.init("UTF-8"))
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{
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return NULL;
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}
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parser.setDelegator(this);
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parser.parse(pFileName);
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return m_pArray;
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}
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void startElement(void *ctx, const char *name, const char **atts)
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{
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CC_UNUSED_PARAM(ctx);
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CC_UNUSED_PARAM(atts);
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std::string sName((char*)name);
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if( sName == "dict" )
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{
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m_pCurDict = new CCDictionary();
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if(m_eResultType == SAX_RESULT_DICT && m_pRootDict == NULL)
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{
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// Because it will call m_pCurDict->release() later, so retain here.
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m_pRootDict = m_pCurDict;
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m_pRootDict->retain();
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}
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m_tState = SAX_DICT;
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CCSAXState preState = SAX_NONE;
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if (! m_tStateStack.empty())
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{
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preState = m_tStateStack.top();
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}
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if (SAX_ARRAY == preState)
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{
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// add the dictionary into the array
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m_pArray->addObject(m_pCurDict);
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}
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else if (SAX_DICT == preState)
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{
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// add the dictionary into the pre dictionary
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CCAssert(! m_tDictStack.empty(), "The state is wrong!");
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CCDictionary* pPreDict = m_tDictStack.top();
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pPreDict->setObject(m_pCurDict, m_sCurKey.c_str());
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}
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m_pCurDict->release();
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// record the dict state
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m_tStateStack.push(m_tState);
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m_tDictStack.push(m_pCurDict);
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}
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else if(sName == "key")
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{
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m_tState = SAX_KEY;
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}
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else if(sName == "integer")
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{
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m_tState = SAX_INT;
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}
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else if(sName == "real")
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{
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m_tState = SAX_REAL;
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}
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else if(sName == "string")
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{
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m_tState = SAX_STRING;
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}
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else if (sName == "array")
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{
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m_tState = SAX_ARRAY;
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m_pArray = new CCArray();
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if (m_eResultType == SAX_RESULT_ARRAY && m_pRootArray == NULL)
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{
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m_pRootArray = m_pArray;
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m_pRootArray->retain();
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}
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CCSAXState preState = SAX_NONE;
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if (! m_tStateStack.empty())
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{
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preState = m_tStateStack.top();
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}
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if (preState == SAX_DICT)
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{
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m_pCurDict->setObject(m_pArray, m_sCurKey.c_str());
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}
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else if (preState == SAX_ARRAY)
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{
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CCAssert(! m_tArrayStack.empty(), "The state is wrong!");
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CCArray* pPreArray = m_tArrayStack.top();
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pPreArray->addObject(m_pArray);
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}
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m_pArray->release();
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// record the array state
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m_tStateStack.push(m_tState);
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m_tArrayStack.push(m_pArray);
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}
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else
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{
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m_tState = SAX_NONE;
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}
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}
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void endElement(void *ctx, const char *name)
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{
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CC_UNUSED_PARAM(ctx);
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CCSAXState curState = m_tStateStack.empty() ? SAX_DICT : m_tStateStack.top();
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std::string sName((char*)name);
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if( sName == "dict" )
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{
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m_tStateStack.pop();
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m_tDictStack.pop();
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if ( !m_tDictStack.empty())
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{
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m_pCurDict = m_tDictStack.top();
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}
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}
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else if (sName == "array")
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{
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m_tStateStack.pop();
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m_tArrayStack.pop();
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if (! m_tArrayStack.empty())
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{
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m_pArray = m_tArrayStack.top();
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}
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}
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else if (sName == "true")
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{
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CCString *str = new CCString("1");
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if (SAX_ARRAY == curState)
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{
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m_pArray->addObject(str);
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}
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else if (SAX_DICT == curState)
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{
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m_pCurDict->setObject(str, m_sCurKey.c_str());
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}
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str->release();
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}
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else if (sName == "false")
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{
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CCString *str = new CCString("0");
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if (SAX_ARRAY == curState)
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{
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m_pArray->addObject(str);
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}
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else if (SAX_DICT == curState)
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{
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m_pCurDict->setObject(str, m_sCurKey.c_str());
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}
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str->release();
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}
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else if (sName == "string" || sName == "integer" || sName == "real")
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{
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CCString* pStrValue = new CCString(m_sCurValue);
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if (SAX_ARRAY == curState)
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{
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m_pArray->addObject(pStrValue);
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}
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else if (SAX_DICT == curState)
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{
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m_pCurDict->setObject(pStrValue, m_sCurKey.c_str());
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}
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pStrValue->release();
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m_sCurValue.clear();
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}
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m_tState = SAX_NONE;
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}
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void textHandler(void *ctx, const char *ch, int len)
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{
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CC_UNUSED_PARAM(ctx);
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if (m_tState == SAX_NONE)
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{
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return;
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}
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CCSAXState curState = m_tStateStack.empty() ? SAX_DICT : m_tStateStack.top();
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CCString *pText = new CCString(std::string((char*)ch,0,len));
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switch(m_tState)
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{
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case SAX_KEY:
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m_sCurKey = pText->getCString();
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break;
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case SAX_INT:
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case SAX_REAL:
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case SAX_STRING:
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{
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if (curState == SAX_DICT)
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{
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CCAssert(!m_sCurKey.empty(), "key not found : <integer/real>");
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}
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m_sCurValue.append(pText->getCString());
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}
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break;
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default:
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break;
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}
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pText->release();
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}
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};
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CCDictionary* CCFileUtils::createCCDictionaryWithContentsOfFile(const std::string& filename)
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{
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CCDictMaker tMaker;
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return tMaker.dictionaryWithContentsOfFile(filename.c_str());
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}
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CCArray* CCFileUtils::createCCArrayWithContentsOfFile(const std::string& filename)
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{
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CCDictMaker tMaker;
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return tMaker.arrayWithContentsOfFile(filename.c_str());
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}
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#else
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NS_CC_BEGIN
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/* The subclass CCFileUtilsIOS and CCFileUtilsMac should override these two method. */
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CCDictionary* CCFileUtils::createCCDictionaryWithContentsOfFile(const std::string& filename) {return NULL;}
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CCArray* CCFileUtils::createCCArrayWithContentsOfFile(const std::string& filename) {return NULL;}
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#endif /* (CC_TARGET_PLATFORM != CC_PLATFORM_IOS) && (CC_TARGET_PLATFORM != CC_PLATFORM_MAC) */
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CCFileUtils* CCFileUtils::s_sharedFileUtils = NULL;
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void CCFileUtils::purgeFileUtils()
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{
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CC_SAFE_DELETE(s_sharedFileUtils);
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}
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CCFileUtils::CCFileUtils()
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: m_pFilenameLookupDict(NULL)
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{
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}
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CCFileUtils::~CCFileUtils()
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{
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CC_SAFE_RELEASE(m_pFilenameLookupDict);
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}
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bool CCFileUtils::init()
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{
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m_searchPathArray.push_back(m_strDefaultResRootPath);
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m_searchResolutionsOrderArray.push_back("");
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return true;
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}
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void CCFileUtils::purgeCachedEntries()
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{
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m_fullPathCache.clear();
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}
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unsigned char* CCFileUtils::getFileData(const char* pszFileName, const char* pszMode, unsigned long * pSize)
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{
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unsigned char * pBuffer = NULL;
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CCAssert(pszFileName != NULL && pSize != NULL && pszMode != NULL, "Invalid parameters.");
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*pSize = 0;
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do
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{
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// read the file from hardware
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std::string fullPath = fullPathForFilename(pszFileName);
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FILE *fp = fopen(fullPath.c_str(), pszMode);
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CC_BREAK_IF(!fp);
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fseek(fp,0,SEEK_END);
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*pSize = ftell(fp);
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fseek(fp,0,SEEK_SET);
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pBuffer = new unsigned char[*pSize];
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*pSize = fread(pBuffer,sizeof(unsigned char), *pSize,fp);
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fclose(fp);
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} while (0);
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if (! pBuffer)
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{
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std::string msg = "Get data from file(";
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msg.append(pszFileName).append(") failed!");
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CCLOG(msg.c_str());
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}
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return pBuffer;
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}
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unsigned char* CCFileUtils::getFileDataFromZip(const char* pszZipFilePath, const char* pszFileName, unsigned long * pSize)
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{
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unsigned char * pBuffer = NULL;
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unzFile pFile = NULL;
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*pSize = 0;
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do
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{
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CC_BREAK_IF(!pszZipFilePath || !pszFileName);
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CC_BREAK_IF(strlen(pszZipFilePath) == 0);
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pFile = unzOpen(pszZipFilePath);
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CC_BREAK_IF(!pFile);
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int nRet = unzLocateFile(pFile, pszFileName, 1);
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CC_BREAK_IF(UNZ_OK != nRet);
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char szFilePathA[260];
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unz_file_info FileInfo;
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nRet = unzGetCurrentFileInfo(pFile, &FileInfo, szFilePathA, sizeof(szFilePathA), NULL, 0, NULL, 0);
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CC_BREAK_IF(UNZ_OK != nRet);
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nRet = unzOpenCurrentFile(pFile);
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CC_BREAK_IF(UNZ_OK != nRet);
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pBuffer = new unsigned char[FileInfo.uncompressed_size];
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int nSize = 0;
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nSize = unzReadCurrentFile(pFile, pBuffer, FileInfo.uncompressed_size);
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CCAssert(nSize == 0 || nSize == (int)FileInfo.uncompressed_size, "the file size is wrong");
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*pSize = FileInfo.uncompressed_size;
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unzCloseCurrentFile(pFile);
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} while (0);
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if (pFile)
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{
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unzClose(pFile);
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}
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return pBuffer;
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}
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std::string CCFileUtils::getNewFilename(const char* pszFileName)
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{
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const char* pszNewFileName = NULL;
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// in Lookup Filename dictionary ?
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CCString* fileNameFound = m_pFilenameLookupDict ? (CCString*)m_pFilenameLookupDict->objectForKey(pszFileName) : NULL;
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if( NULL == fileNameFound || fileNameFound->length() == 0) {
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pszNewFileName = pszFileName;
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}
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else {
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pszNewFileName = fileNameFound->getCString();
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//CCLOG("FOUND NEW FILE NAME: %s.", pszNewFileName);
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}
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return pszNewFileName;
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}
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std::string CCFileUtils::getPathForFilename(const std::string& filename, const std::string& resolutionDirectory, const std::string& searchPath)
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{
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std::string file = filename;
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std::string file_path = "";
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size_t pos = filename.find_last_of("/");
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if (pos != std::string::npos)
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{
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file_path = filename.substr(0, pos+1);
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file = filename.substr(pos+1);
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}
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// searchPath + file_path + resourceDirectory
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std::string path = searchPath;
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path += file_path;
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path += resolutionDirectory;
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path = getFullPathForDirectoryAndFilename(path, file);
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//CCLOG("getPathForFilename, fullPath = %s", path.c_str());
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return path;
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}
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std::string CCFileUtils::fullPathForFilename(const char* pszFileName)
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{
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CCAssert(pszFileName != NULL, "CCFileUtils: Invalid path");
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std::string strFileName = pszFileName;
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if (isAbsolutePath(pszFileName))
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{
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//CCLOG("Return absolute path( %s ) directly.", pszFileName);
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return pszFileName;
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}
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// Already Cached ?
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std::map<std::string, std::string>::iterator cacheIter = m_fullPathCache.find(pszFileName);
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if (cacheIter != m_fullPathCache.end())
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{
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//CCLOG("Return full path from cache: %s", cacheIter->second.c_str());
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return cacheIter->second;
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}
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// Get the new file name.
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std::string newFilename = getNewFilename(pszFileName);
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string fullpath = "";
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for (std::vector<std::string>::iterator searchPathsIter = m_searchPathArray.begin();
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searchPathsIter != m_searchPathArray.end(); ++searchPathsIter) {
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for (std::vector<std::string>::iterator resOrderIter = m_searchResolutionsOrderArray.begin();
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resOrderIter != m_searchResolutionsOrderArray.end(); ++resOrderIter) {
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//CCLOG("\n\nSEARCHING: %s, %s, %s", newFilename.c_str(), resOrderIter->c_str(), searchPathsIter->c_str());
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fullpath = this->getPathForFilename(newFilename, *resOrderIter, *searchPathsIter);
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if (fullpath.length() > 0)
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{
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// Using the filename passed in as key.
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m_fullPathCache.insert(std::pair<std::string, std::string>(pszFileName, fullpath));
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//CCLOG("Returning path: %s", fullpath.c_str());
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return fullpath;
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}
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}
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}
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// The file wasn't found, return the file name passed in.
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return pszFileName;
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}
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const char* CCFileUtils::fullPathFromRelativeFile(const char *pszFilename, const char *pszRelativeFile)
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{
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std::string relativeFile = pszRelativeFile;
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CCString *pRet = CCString::create("");
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pRet->m_sString = relativeFile.substr(0, relativeFile.rfind('/')+1);
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pRet->m_sString += getNewFilename(pszFilename);
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return pRet->getCString();
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}
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void CCFileUtils::setSearchResolutionsOrder(const std::vector<std::string>& searchResolutionsOrder)
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{
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bool bExistDefault = false;
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m_searchResolutionsOrderArray.clear();
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|
for (std::vector<std::string>::const_iterator iter = searchResolutionsOrder.begin(); iter != searchResolutionsOrder.end(); ++iter)
|
|
{
|
|
std::string resolutionDirectory = *iter;
|
|
if (!bExistDefault && resolutionDirectory == "")
|
|
{
|
|
bExistDefault = true;
|
|
}
|
|
|
|
if (resolutionDirectory.length() > 0 && resolutionDirectory[resolutionDirectory.length()-1] != '/')
|
|
{
|
|
resolutionDirectory += "/";
|
|
}
|
|
|
|
m_searchResolutionsOrderArray.push_back(resolutionDirectory);
|
|
}
|
|
if (!bExistDefault)
|
|
{
|
|
m_searchResolutionsOrderArray.push_back("");
|
|
}
|
|
}
|
|
|
|
void CCFileUtils::addSearchResolutionsOrder(const char* order)
|
|
{
|
|
m_searchResolutionsOrderArray.push_back(order);
|
|
}
|
|
|
|
const std::vector<std::string>& CCFileUtils::getSearchResolutionsOrder()
|
|
{
|
|
return m_searchResolutionsOrderArray;
|
|
}
|
|
|
|
const std::vector<std::string>& CCFileUtils::getSearchPaths()
|
|
{
|
|
return m_searchPathArray;
|
|
}
|
|
|
|
void CCFileUtils::setSearchPaths(const std::vector<std::string>& searchPaths)
|
|
{
|
|
bool bExistDefaultRootPath = false;
|
|
|
|
m_searchPathArray.clear();
|
|
for (std::vector<std::string>::const_iterator iter = searchPaths.begin(); iter != searchPaths.end(); ++iter)
|
|
{
|
|
std::string strPrefix;
|
|
std::string path;
|
|
if (!isAbsolutePath(*iter))
|
|
{ // Not an absolute path
|
|
strPrefix = m_strDefaultResRootPath;
|
|
}
|
|
path = strPrefix+(*iter);
|
|
if (path.length() > 0 && path[path.length()-1] != '/')
|
|
{
|
|
path += "/";
|
|
}
|
|
if (!bExistDefaultRootPath && path == m_strDefaultResRootPath)
|
|
{
|
|
bExistDefaultRootPath = true;
|
|
}
|
|
m_searchPathArray.push_back(path);
|
|
}
|
|
|
|
if (!bExistDefaultRootPath)
|
|
{
|
|
//CCLOG("Default root path doesn't exist, adding it.");
|
|
m_searchPathArray.push_back(m_strDefaultResRootPath);
|
|
}
|
|
}
|
|
|
|
void CCFileUtils::addSearchPath(const char* path_)
|
|
{
|
|
std::string strPrefix;
|
|
std::string path(path_);
|
|
if (!isAbsolutePath(path))
|
|
{ // Not an absolute path
|
|
strPrefix = m_strDefaultResRootPath;
|
|
}
|
|
path = strPrefix + path;
|
|
if (path.length() > 0 && path[path.length()-1] != '/')
|
|
{
|
|
path += "/";
|
|
}
|
|
m_searchPathArray.push_back(path);
|
|
}
|
|
|
|
void CCFileUtils::setFilenameLookupDictionary(CCDictionary* pFilenameLookupDict)
|
|
{
|
|
CC_SAFE_RELEASE(m_pFilenameLookupDict);
|
|
m_pFilenameLookupDict = pFilenameLookupDict;
|
|
CC_SAFE_RETAIN(m_pFilenameLookupDict);
|
|
}
|
|
|
|
void CCFileUtils::loadFilenameLookupDictionaryFromFile(const char* filename)
|
|
{
|
|
std::string fullPath = this->fullPathForFilename(filename);
|
|
if (fullPath.length() > 0)
|
|
{
|
|
CCDictionary* pDict = CCDictionary::createWithContentsOfFile(fullPath.c_str());
|
|
if (pDict)
|
|
{
|
|
CCDictionary* pMetadata = (CCDictionary*)pDict->objectForKey("metadata");
|
|
int version = ((CCString*)pMetadata->objectForKey("version"))->intValue();
|
|
if (version != 1)
|
|
{
|
|
CCLOG("cocos2d: ERROR: Invalid filenameLookup dictionary version: %ld. Filename: %s", (long)version, filename);
|
|
return;
|
|
}
|
|
setFilenameLookupDictionary((CCDictionary*)pDict->objectForKey("filenames"));
|
|
}
|
|
}
|
|
}
|
|
|
|
std::string CCFileUtils::getFullPathForDirectoryAndFilename(const std::string& strDirectory, const std::string& strFilename)
|
|
{
|
|
std::string ret = strDirectory+strFilename;
|
|
if (!isFileExist(ret)) {
|
|
ret = "";
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
bool CCFileUtils::isAbsolutePath(const std::string& strPath)
|
|
{
|
|
return strPath[0] == '/' ? true : false;
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////////
|
|
// Notification support when getFileData from invalid file path.
|
|
//////////////////////////////////////////////////////////////////////////
|
|
static bool s_bPopupNotify = true;
|
|
|
|
void CCFileUtils::setPopupNotify(bool bNotify)
|
|
{
|
|
s_bPopupNotify = bNotify;
|
|
}
|
|
|
|
bool CCFileUtils::isPopupNotify()
|
|
{
|
|
return s_bPopupNotify;
|
|
}
|
|
|
|
NS_CC_END
|
|
|