//++ ------------------------------------------------------------------------------------
// Details: Splits string into array of strings using delimiter. If multiple delimiter
// are found in sequence then they are not added to the list of splits.
// Type: Method.
// Args: vData - (R) String data to be split up.
// vDelimiter - (R) Delimiter char or text.
// vwVecSplits - (W) Container of splits found in string data.
// Return: size_t - Number of splits found in the string data.
// Throws: None.
//--
size_t
CMIUtilString::Split(const CMIUtilString &vDelimiter, VecString_t &vwVecSplits) const
{
vwVecSplits.clear();
if (this->empty() || vDelimiter.empty())
return 0;
const size_t nLen(length());
size_t nOffset(0);
do
{
// Find first occurrence which doesn't match to the delimiter
const size_t nSectionPos(FindFirstNot(vDelimiter, nOffset));
if (nSectionPos == std::string::npos)
break;
// Find next occurrence of the delimiter after section
size_t nNextDelimiterPos(FindFirst(vDelimiter, nSectionPos));
if (nNextDelimiterPos == std::string::npos)
nNextDelimiterPos = nLen;
// Extract string between delimiters
const size_t nSectionLen(nNextDelimiterPos - nSectionPos);
const std::string strSection(substr(nSectionPos, nSectionLen));
vwVecSplits.push_back(strSection.c_str());
// Next
nOffset = nNextDelimiterPos + 1;
}
while (nOffset < nLen);
return vwVecSplits.size();
}
//++ ------------------------------------------------------------------------------------
// Details: Splits string into array of strings using delimiter. If multiple delimiter
// are found in sequence then they are not added to the list of splits.
// Type: Method.
// Args: vData - (R) String data to be split up.
// vDelimiter - (R) Delimiter char or text.
// vwVecSplits - (W) Container of splits found in string data.
// Return: MIuint - Number of splits found in the string data.
// Throws: None.
//--
MIuint CMIUtilString::Split( const CMIUtilString & vDelimiter, VecString_t & vwVecSplits ) const
{
vwVecSplits.clear();
if( this->empty() || vDelimiter.empty() )
return 0;
MIint nPos = find( vDelimiter );
if( nPos == (MIint) std::string::npos )
{
vwVecSplits.push_back( *this );
return 1;
}
const MIint strLen( length() );
if( nPos == strLen )
{
vwVecSplits.push_back( *this );
return 1;
}
MIuint nAdd1( 1 );
if( (nPos > 0) && (substr( 0, nPos ) != vDelimiter) )
{
nPos = 0;
nAdd1 = 0;
}
MIint nPos2 = find( vDelimiter, nPos + 1 );
while( nPos2 != (MIint) std::string::npos )
{
const MIuint len( nPos2 - nPos - nAdd1 );
const std::string strSection( substr( nPos + nAdd1, len ) );
if( strSection != vDelimiter )
vwVecSplits.push_back( strSection.c_str() );
nPos += len + 1;
nPos2 = find( vDelimiter, nPos + 1 );
nAdd1 = 0;
}
const std::string strSection( substr( nPos, strLen - nPos ) );
if( (strSection.length() != 0) && (strSection != vDelimiter) )
vwVecSplits.push_back( strSection.c_str() );
return vwVecSplits.size();
}
//++ ------------------------------------------------------------------------------------
// Details: Splits string into array of strings using delimiter. However the string is
// also considered for text surrounded by quotes. Text with quotes including the
// delimiter is treated as a whole. If multiple delimiter are found in sequence
// then they are not added to the list of splits.
// Type: Method.
// Args: vData - (R) String data to be split up.
// vDelimiter - (R) Delimiter char or text.
// vwVecSplits - (W) Container of splits found in string data.
// Return: MIuint - Number of splits found in the string data.
// Throws: None.
//--
MIuint CMIUtilString::SplitConsiderQuotes( const CMIUtilString & vDelimiter, VecString_t & vwVecSplits ) const
{
vwVecSplits.clear();
if( this->empty() || vDelimiter.empty() )
return 0;
MIint nPos = find( vDelimiter );
if( nPos == (MIint) std::string::npos )
{
vwVecSplits.push_back( *this );
return 1;
}
const MIint strLen( length() );
if( nPos == strLen )
{
vwVecSplits.push_back( *this );
return 1;
}
// Look for more quotes
bool bHaveQuotes = false;
const MIchar cQuote = '"';
MIint nPosQ = find( cQuote );
MIint nPosQ2 = (MIint) std::string::npos;
if( nPosQ != (MIint) std::string::npos )
{
nPosQ2 = find( cQuote, nPosQ + 1 );
bHaveQuotes = (nPosQ2 != (MIint) std::string::npos);
}
MIuint nAdd1( 1 );
if( (nPos > 0) && (substr( 0, nPos ) != vDelimiter) )
{
nPos = 0;
nAdd1 = 0;
}
MIint nPos2 = find( vDelimiter, nPos + 1 );
while( nPos2 != (MIint) std::string::npos )
{
if( !bHaveQuotes || (bHaveQuotes && ((nPos2 > nPosQ2) || (nPos2 < nPosQ))) )
{
// Extract text or quoted text
const MIuint len( nPos2 - nPos - nAdd1 );
const std::string strSection( substr( nPos + nAdd1, len ) );
if( strSection != vDelimiter )
vwVecSplits.push_back( strSection.c_str() );
nPos += len + 1;
nPos2 = find( vDelimiter, nPos + 1 );
nAdd1 = 0;
if( bHaveQuotes && (nPos2 > nPosQ2) )
{
// Reset, look for more quotes
bHaveQuotes = false;
nPosQ = find( cQuote, nPos );
nPosQ2 = (MIint) std::string::npos;
if( nPosQ != (MIint) std::string::npos )
{
nPosQ2 = find( cQuote, nPosQ + 1 );
bHaveQuotes = (nPosQ2 != (MIint) std::string::npos);
}
}
}
else
{
// Skip passed text in quotes
nPos2 = find( vDelimiter, nPosQ2 + 1 );
}
}
const std::string strSection( substr( nPos, strLen - nPos ) );
if( (strSection.length() != 0) && (strSection != vDelimiter) )
vwVecSplits.push_back( strSection.c_str() );
return vwVecSplits.size();
}
