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/***************************************************************************
copyright : (C) 2003-2007 by Robby Stephenson
email : robby@periapsis.org
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of version 2 of the GNU General Public License as *
* published by the Free Software Foundation; *
* *
***************************************************************************/
#include "alexandriaexporter.h"
#include "../document.h"
#include "../collection.h"
#include "../tellico_kernel.h"
#include "../imagefactory.h"
#include "../image.h"
#include "../tellico_utils.h"
#include "../tellico_debug.h"
#include "../progressmanager.h"
#include <klocale.h>
#include <kmessagebox.h>
#include <kapplication.h>
#include <qdir.h>
namespace {
static const int ALEXANDRIA_MAX_SIZE_SMALL = 60;
static const int ALEXANDRIA_MAX_SIZE_MEDIUM = 140;
}
using Tellico::Export::AlexandriaExporter;
QString& AlexandriaExporter::escapeText(QString& str_) {
str_.replace('"', QString::fromLatin1("\\\""));
return str_;
}
QString AlexandriaExporter::formatString() const {
return i18n("Alexandria");
}
bool AlexandriaExporter::exec() {
Data::CollPtr coll = collection();
if(!coll || (coll->type() != Data::Collection::Book && coll->type() != Data::Collection::Bibtex)) {
myLog() << "AlexandriaExporter::exec() - bad collection" << endl;
return false;
}
const QString alexDirName = QString::fromLatin1(".alexandria");
// create if necessary
QDir libraryDir = QDir::home();
if(!libraryDir.cd(alexDirName)) {
if(!libraryDir.mkdir(alexDirName) || !libraryDir.cd(alexDirName)) {
myLog() << "AlexandriaExporter::exec() - can't locate directory" << endl;
return false;
}
}
// the collection title is the name of the directory to create
if(libraryDir.cd(coll->title())) {
int ret = KMessageBox::warningContinueCancel(Kernel::self()->widget(),
i18n("<qt>An Alexandria library called <i>%1</i> already exists. "
"Any existing books in that library could be overwritten.</qt>")
.arg(coll->title()));
if(ret == KMessageBox::Cancel) {
return false;
}
} else if(!libraryDir.mkdir(coll->title()) || !libraryDir.cd(coll->title())) {
return false; // could not create and cd to the dir
}
ProgressItem& item = ProgressManager::self()->newProgressItem(this, QString::null, false);
item.setTotalSteps(entries().count());
ProgressItem::Done done(this);
const uint stepSize = QMIN(1, entries().count()/100);
const bool showProgress = options() & ExportProgress;
GUI::CursorSaver cs;
bool success = true;
uint j = 0;
for(Data::EntryVec::ConstIterator entryIt = entries().begin(); entryIt != entries().end(); ++entryIt, ++j) {
success &= writeFile(libraryDir, entryIt.data());
if(showProgress && j%stepSize == 0) {
item.setProgress(j);
kapp->processEvents();
}
}
return success;
}
// this isn't true YAML export, of course
// everything is put between quotes except for the rating, just to be sure it's interpreted as a string
bool AlexandriaExporter::writeFile(const QDir& dir_, Data::ConstEntryPtr entry_) {
// the filename is the isbn without dashes, followed by .yaml
QString isbn = entry_->field(QString::fromLatin1("isbn"));
if(isbn.isEmpty()) {
return false; // can't write it since Alexandria uses isbn as name of file
}
isbn.remove('-'); // remove dashes
QFile file(dir_.absPath() + QDir::separator() + isbn + QString::fromLatin1(".yaml"));
if(!file.open(IO_WriteOnly)) {
return false;
}
// do we format?
bool format = options() & Export::ExportFormatted;
QTextStream ts(&file);
// alexandria uses utf-8 all the time
ts.setEncoding(QTextStream::UnicodeUTF8);
ts << "--- !ruby/object:Alexandria::Book\n";
ts << "authors:\n";
QStringList authors = entry_->fields(QString::fromLatin1("author"), format);
for(QStringList::Iterator it = authors.begin(); it != authors.end(); ++it) {
ts << " - " << escapeText(*it) << "\n";
}
// Alexandria crashes when no authors, and uses n/a when none
if(authors.count() == 0) {
ts << " - n/a\n";
}
QString tmp = entry_->field(QString::fromLatin1("title"), format);
ts << "title: \"" << escapeText(tmp) << "\"\n";
// Alexandria refers to the binding as the edition
tmp = entry_->field(QString::fromLatin1("binding"), format);
ts << "edition: \"" << escapeText(tmp) << "\"\n";
// sometimes Alexandria interprets the isbn as a number instead of a string
// I have no idea how to debug ruby, so err on safe side and add quotes
ts << "isbn: \"" << isbn << "\"\n";
tmp = entry_->field(QString::fromLatin1("comments"), format);
ts << "notes: \"" << escapeText(tmp) << "\"\n";
tmp = entry_->field(QString::fromLatin1("publisher"), format);
// publisher uses n/a when empty
ts << "publisher: \"" << (tmp.isEmpty() ? QString::fromLatin1("n/a") : escapeText(tmp)) << "\"\n";
tmp = entry_->field(QString::fromLatin1("pub_year"), format);
if(!tmp.isEmpty()) {
ts << "publishing_year: \"" << escapeText(tmp) << "\"\n";
}
tmp = entry_->field(QString::fromLatin1("rating"));
bool ok;
int rating = Tellico::toUInt(tmp, &ok);
if(ok) {
ts << "rating: " << rating << "\n";
}
file.close();
QString cover = entry_->field(QString::fromLatin1("cover"));
if(cover.isEmpty() || !(options() & Export::ExportImages)) {
return true; // all done
}
QImage img1(ImageFactory::imageById(cover));
QImage img2;
QString filename = dir_.absPath() + QDir::separator() + isbn;
if(img1.height() > ALEXANDRIA_MAX_SIZE_SMALL) {
if(img1.height() > ALEXANDRIA_MAX_SIZE_MEDIUM) { // limit maximum size
img1 = img1.scale(ALEXANDRIA_MAX_SIZE_MEDIUM, ALEXANDRIA_MAX_SIZE_MEDIUM, QImage::ScaleMin);
}
img2 = img1.scale(ALEXANDRIA_MAX_SIZE_SMALL, ALEXANDRIA_MAX_SIZE_SMALL, QImage::ScaleMin);
} else {
img2 = img1.smoothScale(ALEXANDRIA_MAX_SIZE_MEDIUM, ALEXANDRIA_MAX_SIZE_MEDIUM, QImage::ScaleMin); // scale up
}
if(!img1.save(filename + QString::fromLatin1("_medium.jpg"), "JPEG")
|| !img2.save(filename + QString::fromLatin1("_small.jpg"), "JPEG")) {
return false;
}
return true;
}
#include "alexandriaexporter.moc"
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