Files
sethLabels/model/RawText.cpp
T
Jaye Evins 8c8e447336 Pointer cleanup (#242)
- Made greater use of smart pointers, eliminating many instances of manual memory management
- Do not use pointers at all for many non-polymorphic classes
- Assorted other code cleanup
2025-10-31 16:11:28 -04:00

158 lines
2.8 KiB
C++

/* RawText.cpp
*
* Copyright (C) 2017 Jaye Evins <evins@snaught.com>
*
* This file is part of gLabels-qt.
*
* gLabels-qt is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* gLabels-qt is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with gLabels-qt. If not, see <http://www.gnu.org/licenses/>.
*/
#include "RawText.h"
#include "ParserState.h"
#include <QDebug>
#include <QRegularExpression>
namespace glabels
{
namespace model
{
///
/// Constructor from QString
///
RawText::RawText( const QString& string ) : mString(string)
{
tokenize();
}
///
/// Constructor from C string operator
///
RawText::RawText( const char* cString ) : mString(QString(cString))
{
tokenize();
}
///
/// Access as QString
///
QString RawText::toString() const
{
return mString;
}
///
/// Access as std::string
///
std::string RawText::toStdString() const
{
return mString.toStdString();
}
///
/// Expand all place holders
///
QString RawText::expand( const merge::Record& record, const Variables& variables ) const
{
QString text;
foreach ( const Token& token, mTokens )
{
if ( token.isField )
{
text += token.field.evaluate( record, variables );
}
else
{
text += token.text;
}
}
return text;
}
///
/// Does raw text contain place holders?
///
bool RawText::hasPlaceHolders() const
{
QRegularExpression re("\\${\\w+}");
return mString.contains( re );
}
///
/// Is raw text empty?
///
bool RawText::isEmpty() const
{
return mString.isEmpty();
}
///
/// Tokenize string
///
void RawText::tokenize()
{
Token token;
ParserState s( mString );
while ( s.charsLeft() )
{
SubstitutionField field;
if ( SubstitutionField::parse( s, field ) )
{
// Finalize current text token, if apropos
if ( !token.text.isEmpty() )
{
token.isField = false;
mTokens.append( token );
}
// Create and finalize field token
token.isField = true;
token.text = "";
token.field = field;
mTokens.append( token );
}
else
{
token.text += s[0];
s.advanceChars(1);
}
}
// Finalize last text token, if apropos
if ( !token.text.isEmpty() )
{
token.isField = false;
mTokens.append( token );
}
}
}
}