File indexing completed on 2023-05-30 10:40:16

 /*
     SPDX-License-Identifier: GPL-2.0-or-later
     SPDX-FileCopyrightText: 2019 Sirgienko Nikita <warquark@gmail.com>
 */
 
 #include "htmlresult.h"
 
 #include <QFile>
 #include <QTextStream>
 #include <QJsonArray>
 #include <QJsonObject>
 #include <QJsonDocument>
 
 #include "jupyterutils.h"
 
 using namespace Cantor;
 
 class Cantor::HtmlResultPrivate
 {
 public:
     QString html;
     QString plain;
     std::map<QString, QJsonValue> alternatives; // Useful only for Jupyter, it think
     Cantor::HtmlResult::Format format{Cantor::HtmlResult::Html};
 };
 
 HtmlResult::HtmlResult(const QString& html, const QString& plain, const std::map<QString, QJsonValue>& alternatives) : d(new HtmlResultPrivate())
 {
     d->html = html;
     d->plain = plain;
     d->alternatives = alternatives;
 }
 
 HtmlResult::~HtmlResult()
 {
     delete d;
 }
 
 QString HtmlResult::toHtml()
 {
     switch(d->format)
     {
         case HtmlResult::Html:
             return d->html;
 
         case HtmlResult::HtmlSource:
             return QStringLiteral("<code><pre>") + d->html.toHtmlEscaped() + QStringLiteral("</pre></code>");
 
         case HtmlResult::PlainAlternative:
             return QStringLiteral("<pre>") + d->plain.toHtmlEscaped() + QStringLiteral("</pre>");
 
         default:
             return QString();
     }
 }
 
 QVariant Cantor::HtmlResult::data()
 {
     return d->html;
 }
 
 QString Cantor::HtmlResult::plain()
 {
     return d->plain;
 }
 
 void Cantor::HtmlResult::setFormat(HtmlResult::Format format)
 {
     d->format = format;
 }
 
 HtmlResult::Format Cantor::HtmlResult::format()
 {
     return d->format;
 }
 
 int Cantor::HtmlResult::type()
 {
     return HtmlResult::Type;
 }
 
 QString Cantor::HtmlResult::mimeType()
 {
     return QStringLiteral("text/html");
 }
 
 QDomElement Cantor::HtmlResult::toXml(QDomDocument& doc)
 {
     QDomElement e=doc.createElement(QStringLiteral("Result"));
     e.setAttribute(QStringLiteral("type"), QStringLiteral("html"));
     switch(d->format)
     {
         case HtmlResult::HtmlSource:
             e.setAttribute(QStringLiteral("format"), QStringLiteral("htmlSource"));
             break;
 
         case HtmlResult::PlainAlternative:
             e.setAttribute(QStringLiteral("format"), QStringLiteral("plain"));
             break;
 
         // Html format used by default, so don't set it
         default:
             break;
     }
 
     QDomElement plainE = doc.createElement(QStringLiteral("Plain"));
     plainE.appendChild(doc.createTextNode(d->plain));
     e.appendChild(plainE);
 
     QDomElement htmlE = doc.createElement(QStringLiteral("Html"));
     htmlE.appendChild(doc.createTextNode(d->html));
     e.appendChild(htmlE);
 
     for (auto iter = d->alternatives.begin(); iter != d->alternatives.end(); iter++)
     {
         QJsonDocument jsonDoc;
         QJsonObject obj;
         obj.insert(QLatin1String("root"), iter->second);
         jsonDoc.setObject(obj);
 
         QDomElement content = doc.createElement(QStringLiteral("Alternative"));
         content.setAttribute(QStringLiteral("key"), iter->first);
         content.appendChild(doc.createTextNode(QString::fromUtf8(jsonDoc.toJson())));
         e.appendChild(content);
     }
 
     return e;
 }
 
 QJsonValue Cantor::HtmlResult::toJupyterJson()
 {
     QJsonObject root;
     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/html"), JupyterUtils::toJupyterMultiline(d->html));
     if (!d->plain.isEmpty())
         data.insert(QLatin1String("text/plain"), JupyterUtils::toJupyterMultiline(d->plain));
 
     for (auto iter = d->alternatives.begin(); iter != d->alternatives.end(); iter++)
         data.insert(iter->first, iter->second);
 
     root.insert(QLatin1String("data"), data);
 
     root.insert(QLatin1String("metadata"), jupyterMetadata());
 
     return root;
 }
 
 void Cantor::HtmlResult::save(const QString& filename)
 {
     QFile file(filename);
 
     if (!file.open(QIODevice::WriteOnly | QIODevice::Text))
         return;
 
     QTextStream stream(&file);
 
     stream<<d->html;
 
     file.close();
 }