symbhxdir.cpp
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上传日期:2007-06-06
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文件大小:9k
- /* ***** BEGIN LICENSE BLOCK *****
- * Version: RCSL 1.0/RPSL 1.0
- *
- * Portions Copyright (c) 1995-2002 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file, are
- * subject to the current version of the RealNetworks Public Source License
- * Version 1.0 (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the RealNetworks Community Source License Version 1.0
- * (the "RCSL") available at http://www.helixcommunity.org/content/rcsl,
- * in which case the RCSL will apply. You may also obtain the license terms
- * directly from RealNetworks. You may not use this file except in
- * compliance with the RPSL or, if you have a valid RCSL with RealNetworks
- * applicable to this file, the RCSL. Please see the applicable RPSL or
- * RCSL for the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the portions
- * it created.
- *
- * This file, and the files included with this file, is distributed and made
- * available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- /************************************************************************
- * Includes
- */
- #include "findfile.h"
- #include "hxdir.h"
- #include "hxheap.h"
- #include "hlxosstr.h"
- #include "hxstrutl.h"
- #include "symbsessionmgr.h"
- #include "chxdataf.h"
- #include "symbianff.h"
- /************************************************************************
- * Constructor/Destructor
- */
- CHXDirectory::CHXDirectory(IUnknown** ppCommonObj)
- : m_pFileFinder(NULL)
- , m_pSessionManager(NULL)
- {
- CSymbSessionMgr::Create(m_pSessionManager, ppCommonObj);
- }
- CHXDirectory::~CHXDirectory()
- {
- HX_DELETE(m_pFileFinder);
- HX_RELEASE(m_pSessionManager);
- }
- BOOL CHXDirectory::GetSession(void)
- {
- if (m_pSessionManager)
- {
- return (m_pSessionManager->GetSession(m_symbSession) == HXR_OK);
- }
-
- return FALSE;
- }
- BOOL CHXDirectory::GetFileAttributes(const char* szPath, TUint& symbAttValue)
- {
- BOOL bRetVal = FALSE;
- if (GetSession())
- {
- OS_STRING_TYPE osFileName(szPath);
- TPtrC symbNameDesc((TText*) ((OS_TEXT_PTR) osFileName));
-
- bRetVal = (m_symbSession.Att(symbNameDesc, symbAttValue) == KErrNone);
- }
- return bRetVal;
- }
- BOOL CHXDirectory::IsWritable()
- {
- TUint symbAttValue;
- BOOL bRetVal = FALSE;
-
- if ((!m_strPath.IsEmpty()) && GetFileAttributes(m_strPath, symbAttValue))
- {
- bRetVal = (!(symbAttValue & KEntryAttReadOnly));
- }
- return bRetVal;
- }
- BOOL CHXDirectory::IsWritable(const char* szPath)
- {
- TUint symbAttValue;
- BOOL bRetVal = FALSE;
-
- if (GetFileAttributes(szPath, symbAttValue))
- {
- bRetVal = (!(symbAttValue & KEntryAttReadOnly));
- }
- return bRetVal;
- }
- void CHXDirectory::SetPath(const char* szPath)
- {
- if (szPath)
- {
- m_strPath = szPath;
- // make sure path ends with a ''
- if (m_strPath.IsEmpty() || (m_strPath.Right(1) != OS_SEPARATOR_STRING))
- {
- m_strPath += OS_SEPARATOR_STRING;
- }
- }
- }
- BOOL CHXDirectory::SetTempPath(HXXHANDLE , const char* szRelPath)
- {
- // caller must specify a sub-directory
- if ((szRelPath == NULL) || (szRelPath[0] == ' '))
- {
- return FALSE;
- }
- m_strPath.Empty();
- // try current working directory
- if (!SetCurrentDir() || !IsWritable(m_strPath))
- {
- return FALSE;
- }
-
- // now append the sub-directory, separating if necessary
- if ((m_strPath.IsEmpty() || (m_strPath.Right(1) != OS_SEPARATOR_STRING)) &&
- (szRelPath[0] != OS_SEPARATOR_CHAR))
- {
- m_strPath += OS_SEPARATOR_STRING;
- }
- m_strPath += szRelPath;
- if (m_strPath.Right(1) != OS_SEPARATOR_STRING)
- {
- m_strPath += OS_SEPARATOR_STRING;
- }
- return TRUE;
- }
- BOOL CHXDirectory::Create()
- {
- BOOL bRetVal = FALSE;
- if ((!m_strPath.IsEmpty()) && GetSession())
- {
- TInt symbError;
- OS_STRING_TYPE osFileName(m_strPath);
- TPtrC symbNameDesc((TText*) ((OS_TEXT_PTR) osFileName));
- symbError = m_symbSession.MkDirAll(symbNameDesc);
- bRetVal = (symbError == KErrNone);
- }
- return bRetVal;
- }
- BOOL CHXDirectory::IsValid()
- {
- TUint symbAttValue;
- BOOL bRetVal = FALSE;
-
- if ((!m_strPath.IsEmpty()) && GetFileAttributes(m_strPath, symbAttValue))
- {
- bRetVal = ((symbAttValue & KEntryAttDir) != 0);
- }
- return bRetVal;
- }
- BOOL CHXDirectory::DeleteDirectory()
- {
- BOOL bRetVal = FALSE;
- if ((!m_strPath.IsEmpty()) && GetSession())
- {
- OS_STRING_TYPE osFileName(m_strPath);
- TPtrC symbNameDesc((TText*) ((OS_TEXT_PTR) osFileName));
- bRetVal = (m_symbSession.RmDir(symbNameDesc) == KErrNone);
- }
- return bRetVal;
- }
- CHXDirectory::FSOBJ CHXDirectory::FindNextEntry(char* szPath,
- UINT16 nSize,
- const char* szPattern,
- BOOL bReset)
- {
- FSOBJ RetVal = FSOBJ_NOTVALID;
- char* szMatch = NULL;
- char* szMatchPath = NULL;
- BOOL bDone = FALSE;
- TUint symbAttValue;
-
- // Find the first file that matches the specified pattern
- if (bReset || szPattern || (!m_pFileFinder))
- {
- HX_DELETE(m_pFileFinder);
- m_pFileFinder = new CSymbianFindFile(m_strPath,
- 0,
- szPattern,
- (IUnknown**) (&m_pSessionManager),
- TRUE); // Find sub-dirs
- if (!m_pFileFinder)
- {
- return RetVal;
- }
- szMatch = m_pFileFinder->FindFirst();
- }
- else
- {
- szMatch = m_pFileFinder->FindNext();
- }
- while (szMatch && !bDone)
- {
- szMatchPath = m_pFileFinder->GetCurFilePath();
- if (!GetFileAttributes(szMatchPath, symbAttValue))
- {
- return RetVal;
- }
- if (symbAttValue & KEntryAttDir)
- {
- RetVal = FSOBJ_DIRECTORY;
- bDone = TRUE;
- }
- else if (!(symbAttValue & KEntryAttVolume))
- {
- RetVal = FSOBJ_FILE;
- bDone = TRUE;
- }
- else
- {
- // If we couldn't use this one, find another
- szMatch = m_pFileFinder->FindNext();
- }
- if (RetVal != FSOBJ_NOTVALID)
- {
- SafeStrCpy(szPath, szMatchPath, nSize);
- }
- }
- return RetVal;
- }
- CHXDirectory::FSOBJ CHXDirectory::FindFirst(const char* szPattern, char* szPath, UINT16 nSize)
- {
- return FindNextEntry(szPath, nSize, szPattern, TRUE);
- }
- CHXDirectory::FSOBJ CHXDirectory::FindNext(char* szPath, UINT16 nSize)
- {
- return FindNextEntry(szPath, nSize);
- }
- BOOL CHXDirectory::DeleteFile(const char* szRelPath)
- {
- CHXString strPath;
- BOOL bRetVal = FALSE;
- if (!szRelPath)
- {
- return FALSE;
- }
- if (strlen(szRelPath) > 1 && szRelPath[1] == ':')
- {
- strPath = szRelPath;
- }
- else
- {
- strPath = m_strPath;
- strPath += szRelPath;
- }
- CHXDataFile * pSymbCHXFile = CHXDataFile::Construct(0,(IUnknown**)&m_pSessionManager);
- bRetVal = pSymbCHXFile->Delete(strPath);
- HX_DELETE(pSymbCHXFile);
- return bRetVal;
- }
- BOOL CHXDirectory::SetCurrentDir()
- {
- BOOL bRetVal = FALSE;
- if (GetSession())
- {
- TFileName* psymbCurrentDir = new TFileName;
- if (psymbCurrentDir)
- {
- bRetVal = (m_symbSession.SessionPath(*psymbCurrentDir) == KErrNone);
- if (bRetVal)
- {
- m_strPath = (const char *) OS_STRING2((OS_TEXT_PTR) psymbCurrentDir->Ptr(),
- psymbCurrentDir->Length());
- }
- delete psymbCurrentDir;
- }
- }
- return bRetVal;
- }
- BOOL CHXDirectory::MakeCurrentDir()
- {
- BOOL bRetVal = FALSE;
- HX_ASSERT("MakeCurrentDir Not Working As Expected" == NULL);
- if (GetSession() && (!m_strPath.IsEmpty()))
- {
- OS_STRING_TYPE osFileName(m_strPath);
- TPtrC symbNameDesc((TText*) ((OS_TEXT_PTR) osFileName));
-
- bRetVal = (m_symbSession.SetSessionPath(symbNameDesc) == KErrNone);
- if (bRetVal)
- {
- bRetVal = (m_symbSession.SetDefaultPath(symbNameDesc) == KErrNone);
- }
- }
- return bRetVal;
- }
- UINT32 CHXDirectory::Rename(const char* szOldName, const char* szNewName)
- {
- HX_RESULT retVal = HXR_FAIL;
- if (GetSession())
- {
- OS_STRING_TYPE osFileNameOld(szOldName);
- OS_STRING_TYPE osFileNameNew(szNewName);
- TPtrC symbNameDescOld((TText*) ((OS_TEXT_PTR) osFileNameOld));
- TPtrC symbNameDescNew((TText*) ((OS_TEXT_PTR) osFileNameNew));
-
- if (m_symbSession.Rename(symbNameDescOld, symbNameDescNew) == KErrNone)
- {
- retVal = HXR_OK;
- }
- }
- return retVal;
- }
- BOOL CHXDirectory::IsValidFileDirName(const char* szPath)
- {
- BOOL bRetVal = FALSE;
- if (GetSession())
- {
- OS_STRING_TYPE osFileName(szPath);
- TPtrC symbNameDesc((TText*) ((OS_TEXT_PTR) osFileName));
-
- bRetVal = m_symbSession.IsValidName(symbNameDesc) ? TRUE : FALSE;
- }
- return bRetVal;
- }