yacreader/YACReaderLibrary/server/controllers/v1/covercontroller.cpp

86 lines
2.9 KiB
C++

#include "covercontroller.h"
#include "db_helper.h" //get libraries
#include "yacreader_libraries.h"
#include "yacreader_http_session.h"
#include "template.h"
#include "../static.h"
CoverController::CoverController() { }
void CoverController::service(HttpRequest &request, HttpResponse &response)
{
HttpSession session = Static::sessionStore->getSession(request, response, false);
YACReaderHttpSession *ySession = Static::yacreaderSessionStore->getYACReaderSessionHttpSession(session.getId());
response.setHeader("Content-Type", "image/jpeg");
response.setHeader("Connection", "close");
//response.setHeader("Content-Type", "plain/text; charset=ISO-8859-1");
YACReaderLibraries libraries = DBHelper::getLibraries();
QString path = QUrl::fromPercentEncoding(request.getPath()).toUtf8();
QStringList pathElements = path.split('/');
QString libraryName = DBHelper::getLibraryName(pathElements.at(2).toInt());
QString fileName = pathElements.at(4);
bool folderCover = request.getParameter("folderCover").length() > 0;
//response.writeText(path+"<br/>");
//response.writeText(libraryName+"<br/>");
//response.writeText(libraries.value(libraryName)+"/.yacreaderlibrary/covers/"+fileName+"<br/>");
//QFile file(libraries.value(libraryName)+"/.yacreaderlibrary/covers/"+fileName);
//if (file.exists()) {
// if (file.open(QIODevice::ReadOnly))
// {
// qDebug("StaticFileController: Open file %s",qPrintable(file.fileName()));
// // Return the file content, do not store in cache
// while (!file.atEnd() && !file.error()) {
// response.write(file.read(131072));
// }
// }
// file.close();
//}
QImage img(libraries.getPath(libraryName) + "/.yacreaderlibrary/covers/" + fileName);
if (!img.isNull()) {
int width = 80, height = 120;
if (ySession->getDisplayType() == "@2x") {
width = 160;
height = 240;
}
if (float(img.width()) / img.height() < 0.66666)
img = img.scaledToWidth(width, Qt::SmoothTransformation);
else
img = img.scaledToHeight(height, Qt::SmoothTransformation);
QImage destImg(width, height, QImage::Format_RGB32);
destImg.fill(Qt::black);
QPainter p(&destImg);
p.drawImage((width - img.width()) / 2, (height - img.height()) / 2, img);
if (folderCover) {
if (ySession->getDisplayType() == "@2x")
p.drawImage(0, 0, QImage(":/images/f_overlayed_retina.png"));
else
p.drawImage(0, 0, QImage(":/images/f_overlayed.png"));
}
QByteArray ba;
QBuffer buffer(&ba);
buffer.open(QIODevice::WriteOnly);
destImg.save(&buffer, "JPG");
response.write(ba, true);
}
//DONE else, hay que devolver un 404
else {
response.setStatus(404, "not found");
response.write("404 not found", true);
}
}