//TODO think about storing the documents instead of the filenames in a list
//Would avoid creation of the documents for each search but probably take up more memory
bool MainWindow::searchPDFPostResults(const QFileInfo &fi, QString searchString)
{
bool nHitsExceeded = false;
Poppler::Document *document = Poppler::Document::load(fi.absoluteFilePath());
if (!document || document->isLocked()) {
//Oops, document empty => error message
QMessageBox mbox;
mbox.setText(tr("Could not read the file \n'") + fi.fileName() +
tr("\ntherefore, possible matches might be missing"));
mbox.exec();
delete document;
return false;
}
//Get document title
QString title = document->info("Title");
//If no title specified => use filename instead
if(title == "")
title = fi.fileName();
QString shortTitle = QString(title);
if (shortTitle.length() > 16)
{
shortTitle = "..." + shortTitle.right(16);
}
ui->statusBar->showMessage("Durchsuche PDF: " + shortTitle);
qDebug() << "Searching pdf: " << title;
//Search the document for the searchString
int hitCounter = 0;
for (int page = 0; page < document->numPages(); page++) {
//Parameters 1,2,3,4 of the search function
//will contain the rectangle coordinates of where the text was found.
//Since we are not interested in these coordinates, we just pass a single variable
double coordinate = 0.0;
if (document->page(page)->search(searchString, coordinate,coordinate,coordinate,coordinate,
Poppler::Page::NextResult,
Poppler::Page::CaseInsensitive)) {
hitCounter++;
ui->statusBar->showMessage(tr("Searching in ") + shortTitle +
" - hit on page: " + QString::number(page));
//Yay, we found the search String on this page
//=> Add this page to the result list
addDocNPageToResultList(title, fi, page);
// TODO make this limit a variable
if(hitCounter >= maxHits)
{
QMessageBox mbox;
mbox.setText(tr("Search has already reached the maximum of ") + QString::number(maxHits)
+ tr(" hits please choose a more specific criterion"));
mbox.exec();
nHitsExceeded = true;
break;
}
}
}
//Don't forget to delete the document
delete document;
//Return whether the max number of hits was reached
return nHitsExceeded;
}
void TestMetaData::checkStrings2()
{
Poppler::Document *doc;
doc = Poppler::Document::load("../../../test/unittestcases/truetype.pdf");
QVERIFY( doc );
QFETCH( QString, key );
QFETCH( QString, value );
QCOMPARE( doc->info(key), value );
delete doc;
}
int main( int argc, char **argv )
{
QApplication a( argc, argv ); // QApplication required!
QTime t;
t.start();
QDir directory( argv[1] );
foreach ( const QString &fileName, directory.entryList() ) {
if (fileName.endsWith("pdf") ) {
qDebug() << "Doing" << fileName.toLatin1().data() << ":";
Poppler::Document *doc = Poppler::Document::load( directory.canonicalPath()+"/"+fileName );
if (!doc) {
qWarning() << "doc not loaded";
} else if ( doc->isLocked() ) {
if (! doc->unlock( "", "password" ) ) {
qWarning() << "couldn't unlock document";
delete doc;
}
} else {
doc->pdfVersion();
doc->info("Title");
doc->info("Subject");
doc->info("Author");
doc->info("Keywords");
doc->info("Creator");
doc->info("Producer");
doc->date("CreationDate").toString();
doc->date("ModDate").toString();
doc->numPages();
doc->isLinearized();
doc->isEncrypted();
doc->okToPrint();
doc->okToCopy();
doc->okToChange();
doc->okToAddNotes();
doc->pageMode();
for( int index = 0; index < doc->numPages(); ++index ) {
Poppler::Page *page = doc->page( index );
QImage image = page->renderToImage();
page->pageSize();
page->orientation();
delete page;
std::cout << ".";
std::cout.flush();
}
std::cout << std::endl;
delete doc;
}
}
}
std::cout << "Elapsed time: " << (t.elapsed()/1000) << "seconds" << std::endl;
}
int main( int argc, char **argv )
{
QApplication a( argc, argv ); // QApplication required!
if ( argc != 3)
{
qWarning() << "usage: test-password-qt4 owner-password filename";
exit(1);
}
Poppler::Document *doc = Poppler::Document::load(argv[2], argv[1]);
if (!doc)
{
qWarning() << "doc not loaded";
exit(1);
}
// 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();
QStringList fontNameList;
foreach( const Poppler::FontInfo &font, doc->fonts() )
fontNameList += font.name();
qDebug() << " Fonts: " << fontNameList.join( ", " );
Poppler::Page *page = doc->page(0);
qDebug() << " Page 1 size: " << page->pageSize().width()/72 << "inches x " << page->pageSize().height()/72 << "inches";
PDFDisplay test( doc ); // create picture display
test.setWindowTitle("Poppler-Qt4 Test");
test.show(); // show it
return a.exec(); // start event loop
}
void PDFInfoDock::fillInfo()
{
list->clear();
Poppler::Document *doc = document->popplerDoc();
QStringList keys = doc->infoKeys();
QStringList dateKeys;
dateKeys << "CreationDate";
dateKeys << "ModDate";
int i = 0;
foreach (const QString &date, dateKeys) {
const int id = keys.indexOf(date);
if (id != -1) {
list->addItem(date + ":");
list->addItem(doc->date(date).toString(Qt::SystemLocaleDate));
++i;
keys.removeAt(id);
}
}
foreach (const QString &key, keys) {
list->addItem(key + ":");
list->addItem(doc->info(key));
++i;
}
int main( int argc, char **argv )
{
QApplication a( argc, argv ); // QApplication required!
Q_UNUSED( argc );
Q_UNUSED( argv );
QTime t;
t.start();
QDir dbDir( QStringLiteral( "./pdfdb" ) );
if ( !dbDir.exists() ) {
qWarning() << "Database directory does not exist";
}
QStringList excludeSubDirs;
excludeSubDirs << QStringLiteral("000048") << QStringLiteral("000607");
const QStringList dirs = dbDir.entryList(QStringList() << QStringLiteral("0000*"), QDir::Dirs);
foreach ( const QString &subdir, dirs ) {
if ( excludeSubDirs.contains(subdir) ) {
// then skip it
} else {
QString path = "./pdfdb/" + subdir + "/data.pdf";
std::cout <<"Doing " << path.toLatin1().data() << " :";
Poppler::Document *doc = Poppler::Document::load( path );
if (!doc) {
qWarning() << "doc not loaded";
} else {
int major = 0, minor = 0;
doc->getPdfVersion( &major, &minor );
doc->info(QStringLiteral("Title"));
doc->info(QStringLiteral("Subject"));
doc->info(QStringLiteral("Author"));
doc->info(QStringLiteral("Keywords"));
doc->info(QStringLiteral("Creator"));
doc->info(QStringLiteral("Producer"));
doc->date(QStringLiteral("CreationDate")).toString();
doc->date(QStringLiteral("ModDate")).toString();
doc->numPages();
doc->isLinearized();
doc->isEncrypted();
doc->okToPrint();
doc->okToCopy();
doc->okToChange();
doc->okToAddNotes();
doc->pageMode();
for( int index = 0; index < doc->numPages(); ++index ) {
Poppler::Page *page = doc->page( index );
page->renderToImage();
page->pageSize();
page->orientation();
delete page;
std::cout << ".";
std::cout.flush();
}
std::cout << std::endl;
delete doc;
}
}
}
std::cout << "Elapsed time: " << (t.elapsed()/1000) << std::endl;
}
void PdfViewer::loadDocument(const QString &file, PdfView::PositionHandling keepPosition)
{
//QTime t = QTime::currentTime();
#ifndef QT_NO_CURSOR
QApplication::setOverrideCursor(Qt::WaitCursor);
#endif // QT_NO_CURSOR
// TODO: close only when the new file fails to load
const QString tempFileName = file; // we must copy file in a new variable because otherwise closeDocument() empties file if file == m_file (which is the case in slotReload())
closeDocument();
bool isLoaded = m_pdfView->load(tempFileName);
if (!isLoaded) {
QPointer<QMessageBox> msgBox = new QMessageBox(QMessageBox::Critical,
tr("Open Error"), tr("Cannot open:\n") + tempFileName,
QMessageBox::Ok, this);
msgBox->exec();
delete msgBox;
m_fileOpenRecentAction->removeFile(tempFileName);
#ifndef QT_NO_CURSOR
QApplication::restoreOverrideCursor();
#endif // QT_NO_CURSOR
return;
}
Poppler::Document *doc = m_pdfView->document();
while (doc->isLocked()) {
bool ok = true;
QString password = QInputDialog::getText(this, tr("Document Password"),
tr("Please insert the password of the document:"),
QLineEdit::Password, QString(), &ok);
if (!ok) {
m_pdfView->close();
m_fileOpenRecentAction->removeFile(tempFileName);
#ifndef QT_NO_CURSOR
QApplication::restoreOverrideCursor();
#endif // QT_NO_CURSOR
return;
}
doc->unlock(password.toLatin1(), password.toLatin1());
}
m_file = QFileInfo(tempFileName).absoluteFilePath();
m_fileOpenRecentAction->addFile(m_file);
// remove previous file from m_watcher and add new file
if (m_watcher)
{
const QStringList files = m_watcher->files();
if (!files.isEmpty())
m_watcher->removePaths(files);
m_watcher->addPath(m_file);
}
//qCritical() << t.msecsTo(QTime::currentTime());
Q_FOREACH(DocumentObserver *obs, m_observers) {
if (keepPosition == PdfView::DontKeepPosition)
obs->documentLoaded();
obs->pageChanged(m_currentPage, keepPosition);
//qCritical() << t.msecsTo(QTime::currentTime());
}
// set window title
const QString docTitle = doc->info("Title");
setWindowTitle((docTitle.isEmpty() ? QFileInfo(m_file).fileName() : docTitle)
+ " - " + QCoreApplication::applicationName());
// enable actions
m_fileSaveCopyAction->setEnabled(true);
m_findAction->setEnabled(true);
m_findNextAction->setEnabled(true);
m_findPreviousAction->setEnabled(true);
m_showPresentationAction->setEnabled(true);
#ifndef QT_NO_CURSOR
QApplication::restoreOverrideCursor();
#endif // QT_NO_CURSOR
//qCritical() << "close and load document" << t.msecsTo(QTime::currentTime());
}