//++ ------------------------------------------------------------------------------------
// Details: Parse the command's argument options string and try to extract the value *this
// argument is looking for.
// Type: Overridden.
// Args: vrwArgContext - (RW) The command's argument options string.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool CMICmdArgValString::Validate( CMICmdArgContext & vrwArgContext )
{
if( vrwArgContext.IsEmpty() )
return MIstatus::success;
if( m_bHandleQuotedString )
return ValidateQuotedText( vrwArgContext );
return ValidateSingleText( vrwArgContext );
}
//++ ------------------------------------------------------------------------------------
// Details: Parse the command's argument options string and try to extract all the words
// between quotes then delimited by the next space. If there any string format
// characters '\\' used to embed quotes these are ignored i.e. "\\\"%5d\\\""
// becomes "%5d". Can fall through to ValidateQuotedText().
// Type: Method.
// Args: vrwArgContext - (RW) The command's argument options string.
// Return: MIstatus::success - Functional succeeded.
// MIstatus::failure - Functional failed.
// Throws: None.
//--
bool CMICmdArgValString::ValidateQuotedTextEmbedded( CMICmdArgContext & vrwArgContext )
{
// CODETAG_QUOTEDTEXT_SIMILAR_CODE
CMIUtilString strOptions = vrwArgContext.GetArgsLeftToParse();
const MIchar cBckSlash = '\\';
const MIint nPos = strOptions.find( cBckSlash );
if( nPos == (MIint) std::string::npos )
return ValidateQuotedText( vrwArgContext );
// Back slash must be the first character in the string or be preceeded by a space
// or '\\'
const MIchar cSpace = ' ';
if( (nPos > 0) && (strOptions[ nPos - 1 ] != cSpace) )
return MIstatus::failure;
// Need to find the other back slash
const MIint nPos2 = strOptions.rfind( cBckSlash );
if( nPos2 == (MIint) std::string::npos )
return MIstatus::failure;
// Make sure not same back slash, need two slashs
if( nPos == nPos2 )
return MIstatus::failure;
// Look for the two quotes
const MIint nLen = strOptions.length();
const MIchar cQuote = '"';
const MIint nPosQuote1 = nPos + 1;
const MIint nPosQuote2 = (nPos2 < nLen) ? nPos2 + 1 : nPos2;
if( (nPosQuote1 != nPosQuote2) &&
(strOptions[ nPosQuote1 ] != cQuote) && (strOptions[ nPosQuote2 ] != cQuote) )
return MIstatus::failure;
// Extract quoted text
const CMIUtilString strQuotedTxt = strOptions.substr( nPos, nPosQuote2 - nPos + 1 ).c_str();
if( vrwArgContext.RemoveArg( strQuotedTxt ) )
{
m_bFound = true;
m_bValid = true;
m_argValue = strQuotedTxt;
return MIstatus::success;
}
return MIstatus::failure;
}
