File indexing completed on 2023-05-30 10:45:23

 /*
     SPDX-FileCopyrightText: 2008-2010 Peter Hedlund <peter.hedlund@kdemail.net>
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 
 #include "blankanswer.h"
 
 #include <QRegularExpression>
 #include <QStringList>
 
 namespace BlankAnswer
 {
 
 BlankResult blankAnswer(const QString &input)
 {
     BlankResult result;
     QRegularExpression rx(QStringLiteral("\\[(.*?)\\]"));
 
     QRegularExpressionMatchIterator matchIt = rx.globalMatch(input);
 
     // When there is no blank return an empty result
     if (!matchIt.hasNext()) {
         return result;
     }
 
     result.blankedAnswer = input;
     result.blankedAnswer.replace(rx, QStringLiteral(".........."));
 
     QStringList answerParts;
 
     while (matchIt.hasNext()) {
         QRegularExpressionMatch match = matchIt.next();
         answerParts << match.captured(1);
     }
 
     result.correctAnswer = answerParts.join(QLatin1String("; "));
 
     return result;
 }
 
 QString yourAnswerResult(const QString &givenAnswer, const QString &blankedAnswer)
 {
     QString result = givenAnswer;
 
     if (!blankedAnswer.isEmpty()) {
         result.clear();
         QStringList ls;
 
         if (givenAnswer.indexOf(';') > 0)
             ls = givenAnswer.split(';');
         else
             ls.append(givenAnswer);
 
         result = QString(blankedAnswer).replace(QLatin1String(".........."), QLatin1String("<u></u>"));
 
         int offset = 0, counter = 0;
         while (offset >= 0 && counter < ls.size()) {
             offset = result.indexOf(QStringLiteral("<u>"), offset);
             if (offset >= 0) {
                 result.insert(offset + 3, ls[counter]);
                 offset++;
                 counter++;
             }
         }
         result.append("</qt>");
         result.prepend("<qt>");
     }
 
     return result;
 }
 
 }; // namespace BlankAnswer