/*! @file

    @id $Id$
*/
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// 45678901234567890123456789012345678901234567890123456789012345678901234567890

#ifndef __PLUGINFACTORY_HXX__
#define __PLUGINFACTORY_HXX__

#include <QtWebKit/QWebPluginFactory>
#include <poppler/qt4/poppler-qt4.h>
#include <pdfdisplay.hpp>

#include <QtCore/QDebug>
#ifndef LOG
#define LOG qDebug()<<__PRETTY_FUNCTION__
#endif

#define foreach(A, B)                                                   \
  auto foreach_loopvar_##A(B);                                             \
  for (auto A(foreach_loopvar_##A.begin()); A!=foreach_loopvar_##A.end(); ++A)

class PluginFactory: public QWebPluginFactory {
  public:
    PluginFactory(QObject* p=0): QWebPluginFactory(p) {
      LOG;
      Plugin plugin;
      plugin.name = "Show PDF-Document";
      plugin.description = "Plugin for PDF documents";
      MimeType mime;
      mime.fileExtensions<<"pdf";
      mime.name = "application/pdf";
      mime.description = "PDF-Document";
      plugin.mimeTypes<<mime;
      _plugins.push_back(plugin);
    }
    virtual QObject* create(const QString& mimeType, const QUrl& url,
                            const QStringList& argumentNames,
                            const QStringList& argumentValues ) const {
      LOG<<"mimeType:"<<mimeType
         <<"url:"<<url
         <<"argumentNames:"<<argumentNames.join(", ")
         <<"argumentValues:"<<argumentValues.join(", ");
      if (mimeType=="application/pdf") {
        Poppler::Document *doc = Poppler::Document::load(url.path());
        assert(doc);
        assert(!doc->isLocked());
        
        // output some meta-data
        int major = 0, minor = 0;
        doc->getPdfVersion( &major, &minor );
        qDebug() << "    PDF Version: " << qPrintable(QString::fromLatin1("%1.%2").arg(major).arg(minor));
        qDebug() << "          Title: " << doc->info("Title");
        qDebug() << "        Subject: " << doc->info("Subject");
        qDebug() << "         Author: " << doc->info("Author");
        qDebug() << "      Key words: " << doc->info("Keywords");
        qDebug() << "        Creator: " << doc->info("Creator");
        qDebug() << "       Producer: " << doc->info("Producer");
        qDebug() << "   Date created: " << doc->date("CreationDate").toString();
        qDebug() << "  Date modified: " << doc->date("ModDate").toString();
        qDebug() << "Number of pages: " << doc->numPages();
        qDebug() << "     Linearised: " << doc->isLinearized();
        qDebug() << "      Encrypted: " << doc->isEncrypted();
        qDebug() << "    OK to print: " << doc->okToPrint();
        qDebug() << "     OK to copy: " << doc->okToCopy();
        qDebug() << "   OK to change: " << doc->okToChange();
        qDebug() << "OK to add notes: " << doc->okToAddNotes();
        qDebug() << "      Page mode: " << doc->pageMode();
        qDebug() << "       Metadata: " << doc->metadata();
        QStringList fontNameList;
        foreach(font, doc->fonts())
          fontNameList += font->name();
        qDebug() << "          Fonts: " << fontNameList.join( ", " );
        
        if ( doc->hasEmbeddedFiles() ) {
          qDebug() << "Embedded files:";
          foreach(file, doc->embeddedFiles()) {
	    qDebug() << "   " << (*file)->name();
          }
          qDebug();
        } else {
          qDebug() << "No embedded files";
        }
        
        if (doc->numPages() <= 0)
          {
            delete doc;
            qDebug() << "Doc has no pages";
            return 0;
          }
        
        {
          std::auto_ptr<Poppler::Page> page(doc->page(0));
          qDebug() << "Page 1 size: " << page->pageSize().width()/72 << "inches x " << page->pageSize().height()/72 << "inches";
        }
        
        bool useArthur(false);
        PDFDisplay* test(new PDFDisplay(doc, useArthur));
        test->setWindowTitle("Poppler-Qt4 Test");
        test->setShowTextRects(false);
        test->display();
        test->show();
        // QMainWindow* main(new QMainWindow);
        // main->setCentralWidget(test);
        // main->show();
        return test;
      }
      return 0;
    }
    virtual QList<Plugin> plugins() const {
      LOG;
      return _plugins;
    }
    virtual void refreshPlugins() {
      LOG;
    }
  private:
    QList<Plugin> _plugins;
};

#endif