Warning, file /education/cantor/src/lib/textresult.cpp was not indexed or was modified since last indexation (in which case cross-reference links may be missing, inaccurate or erroneous).

 /*
     SPDX-License-Identifier: GPL-2.0-or-later
     SPDX-FileCopyrightText: 2009 Alexander Rieder <alexanderrieder@gmail.com>
     SPDX-FileCopyrightText: 2022 Alexander Semke <alexander.semke@web.de>
 */
 
 #include "textresult.h"
 using namespace Cantor;
 
 #include <QDebug>
 
 #include <QFile>
 #include <QTextStream>
 #include <QJsonArray>
 #include <QJsonObject>
 
 QString rtrim(const QString& s)
 {
     QString result = s;
     while (result.count() > 0 && result[result.count()-1].isSpace() )
     {
         result = result.left(result.count() -1 );
     }
     return result;
 }
 
 class Cantor::TextResultPrivate
 {
 public:
     QString data;
     QString plain;
     TextResult::Format format{TextResult::PlainTextFormat};
     bool isStderr{false};
     bool isWarning{false};
 };
 
 TextResult::TextResult(const QString& data) : d(new TextResultPrivate)
 {
     d->data=rtrim(data);
     d->plain=d->data;
 }
 
 TextResult::TextResult(const QString& data, const QString& plain) : d(new TextResultPrivate)
 {
     d->data=rtrim(data);
     d->plain=rtrim(plain);
 }
 
 TextResult::~TextResult()
 {
     delete d;
 }
 
 void TextResult::setIsWarning(bool value)
 {
     d->isWarning = value;
 }
 
 bool TextResult::isWarning() const
 {
     return d->isWarning;
 }
 
 QString TextResult::toHtml()
 {
     QString s=d->data.toHtmlEscaped();
     s.replace(QLatin1Char('\n'), QLatin1String("<br/>\n"));
     s.replace(QLatin1Char(' '), QLatin1String("&nbsp;"));
     return s;
 }
 
 QVariant TextResult::data()
 {
     return QVariant(d->data);
 }
 
 QString TextResult::plain()
 {
     return d->plain;
 }
 
 int TextResult::type()
 {
     return TextResult::Type;
 }
 
 QString TextResult::mimeType()
 {
     qDebug()<<"format: "<<format();
     switch(format())
     {
         case TextResult::PlainTextFormat:
             return QStringLiteral("text/plain");
 
         case TextResult::LatexFormat:
             return QStringLiteral("text/x-tex");
 
         default:
             return QString();
     }
 }
 
 TextResult::Format TextResult::format()
 {
     return d->format;
 }
 
 void TextResult::setFormat(TextResult::Format f)
 {
     d->format=f;
 }
 
 QDomElement TextResult::toXml(QDomDocument& doc)
 {
     qDebug()<<"saving textresult "<<toHtml();
     QDomElement e=doc.createElement(QStringLiteral("Result"));
     e.setAttribute(QStringLiteral("type"), QStringLiteral("text"));
     e.setAttribute(QStringLiteral("stderr"), d->isStderr);
     if (d->format == LatexFormat)
         e.setAttribute(QStringLiteral("format"), QStringLiteral("latex"));
     QDomText txt=doc.createTextNode(data().toString());
     e.appendChild(txt);
 
     return e;
 }
 
 QJsonValue Cantor::TextResult::toJupyterJson()
 {
     QJsonObject root;
 
     switch (d->format)
     {
         case PlainTextFormat:
         {
             if (executionIndex() != -1)
             {
                 root.insert(QLatin1String("output_type"), QLatin1String("execute_result"));
                 root.insert(QLatin1String("execution_count"), executionIndex());
 
                 QJsonObject data;
                 data.insert(QLatin1String("text/plain"), jupyterText(d->data));
                 root.insert(QLatin1String("data"), data);
 
                 root.insert(QLatin1String("metadata"), jupyterMetadata());
             }
             else
             {
                 root.insert(QLatin1String("output_type"), QLatin1String("stream"));
                 if (d->isStderr)
                     root.insert(QLatin1String("name"), QLatin1String("stderr"));
                 else
                     root.insert(QLatin1String("name"), QLatin1String("stdout"));
 
                 // Jupyter don't support a few text result (it merges them into one text),
                 // so add additional \n to end
                 // See https://github.com/jupyter/notebook/issues/4699
                 root.insert(QLatin1String("text"), jupyterText(d->data, true));
             }
             break;
         }
 
         case LatexFormat:
         {
             if (executionIndex() != -1)
             {
                 root.insert(QLatin1String("output_type"), QLatin1String("execute_result"));
                 root.insert(QLatin1String("execution_count"), executionIndex());
             }
             else
                 root.insert(QLatin1String("output_type"), QLatin1String("display_data"));
 
             QJsonObject data;
             data.insert(QLatin1String("text/latex"), jupyterText(d->data));
             data.insert(QLatin1String("text/plain"), jupyterText(d->plain));
             root.insert(QLatin1String("data"), data);
 
             root.insert(QLatin1String("metadata"), jupyterMetadata());
             break;
         }
     }
 
     return root;
 }
 
 void TextResult::save(const QString& filename)
 {
     QFile file(filename);
 
     if (!file.open(QIODevice::WriteOnly | QIODevice::Text))
         return;
 
     QTextStream stream(&file);
 
     stream<<d->data;
 
     file.close();
 }
 
 QJsonArray TextResult::jupyterText(const QString& text, bool addEndNewLine)
 {
     QJsonArray array;
 
     const QStringList& lines = text.split(QLatin1Char('\n'));
     for (int i = 0; i < lines.size(); i++)
     {
         QString line = lines[i];
         if (i != lines.size() - 1 || addEndNewLine)
             line.append(QLatin1Char('\n'));
         array.append(line);
     }
 
     return array;
 }
 
 bool Cantor::TextResult::isStderr() const
 {
     return d->isStderr;
 }
 
 void Cantor::TextResult::setStdErr(bool value)
 {
     d->isStderr = value;
 }