mailnews/import/src/ImportTranslate.cpp
author hg@mozilla.org
Thu, 18 Sep 2008 16:13:11 +0200
changeset 372 7c0bfdcda6731e77303f3c47b01736aaa93d5534
parent 0 e4f4569d451a5e0d12a6aa33ebd916f979dd8faa
child 8938 1c8c69af4d1df163082aba68b7602e37e8a80363
permissions -rw-r--r--
bug 455727 - import calendar/ into comm-central, initial import of code from CVS tag HG_COMM_INITIAL_IMPORT at 2008-09-18 07:11:38 PST, imported and tagged cvs.mozilla.org modules: mozilla/calendar mozilla/other-licenses/branding/sunbird/

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#include "ImportTranslate.h"

int ImportTranslate::m_useTranslator = -1;


PRBool ImportTranslate::ConvertString( const nsCString& inStr, nsCString& outStr, PRBool mimeHeader)
{
  if (inStr.IsEmpty()) {
    outStr = inStr;
    return( PR_TRUE);
  }

  nsImportTranslator *pTrans = GetTranslator();
  // int      maxLen = (int) pTrans->GetMaxBufferSize( inStr.Length());
  // int      hLen = 0;
  nsCString  set;
  nsCString  lang;

  if (mimeHeader) {
    // add the charset and language
    pTrans->GetCharset( set);
    pTrans->GetLanguage( lang);
  }

  // Unfortunatly, we didn't implement ConvertBuffer for all translators,
  // just ConvertToFile.  This means that this data will not always
  // be converted to the charset of pTrans.  In that case...
  // We don't always have the data in the same charset as the current
  // translator...
  // It is safer to leave the charset and language field blank
  set.Truncate();
  lang.Truncate();

  PRUint8 *  pBuf;
  /*
  pBuf = (P_U8) outStr.GetBuffer( maxLen);
  if (!pBuf) {
    delete pTrans;
    return( FALSE);
  }
  pTrans->ConvertBuffer( (PC_U8)(PC_S8)inStr, inStr.GetLength(), pBuf);
  outStr.ReleaseBuffer();
  */
  outStr = inStr;
  delete pTrans;


  // Now I need to run the string through the mime-header special char
  // encoder.

  pTrans = new CMHTranslator;
  pBuf = new PRUint8[pTrans->GetMaxBufferSize( outStr.Length())];
  pTrans->ConvertBuffer( (const PRUint8 *)(outStr.get()), outStr.Length(), pBuf);
  delete pTrans;
  outStr.Truncate();
  if (mimeHeader) {
    outStr = set;
    outStr += "'";
    outStr += lang;
    outStr += "'";
  }
  outStr += (const char *)pBuf;
  delete [] pBuf;

  return( PR_TRUE);
}


nsImportTranslator *ImportTranslate::GetTranslator( void)
{
  if (m_useTranslator == -1) {
    // get the translator to use...
    // CString    trans;
    // trans.LoadString( IDS_LANGUAGE_TRANSLATION);
    m_useTranslator = 0;
    // if (!trans.CompareNoCase( "iso-2022-jp"))
    //  gWizData.m_useTranslator = 1;
  }

  switch( m_useTranslator) {
  case 0:
    return( new nsImportTranslator);
  //case 1:
  //  return( new CSJis2JisTranslator);
  default:
    return( new nsImportTranslator);
  }
}

nsImportTranslator *ImportTranslate::GetMatchingTranslator( const char *pCharSet)
{
/*
  CString    jp = "iso-2022-jp";
  if (!jp.CompareNoCase( pCharSet))
    return( new CSJis2JisTranslator);
*/

  return( nsnull);
}