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// SPDX-License-Identifier: GPL-2.0
#include "desktop-widgets/subsurfacewebservices.h"
#include "core/qthelper.h"
#include "core/webservice.h"
#include "core/settings/qPrefCloudStorage.h"
#include "desktop-widgets/mainwindow.h"
#include "commands/command.h"
#include "core/device.h"
#include "core/divesite.h"
#include "core/trip.h"
#include "core/errorhelper.h"
#include "core/file.h"
#include "desktop-widgets/mapwidget.h"
#include "desktop-widgets/tab-widgets/maintab.h"
#include "core/selection.h"
#include "core/cloudstorage.h"
#include "core/subsurface-string.h"
#include "core/uploadDiveLogsDE.h"
#include "core/settings/qPrefCloudStorage.h"
#include <QDir>
#include <QHttpMultiPart>
#include <QMessageBox>
#include <QXmlStreamReader>
#include <qdesktopservices.h>
#include <QShortcut>
#include <QDebug>
#include <errno.h>
#include <zip.h>
#ifdef Q_OS_UNIX
#include <unistd.h> // for dup(2)
#endif
#include <QUrlQuery>
#ifndef PATH_MAX
#define PATH_MAX 4096
#endif
WebServices::WebServices(QWidget *parent) : QDialog(parent, QFlag(0)), reply(0)
{
ui.setupUi(this);
connect(ui.buttonBox, SIGNAL(clicked(QAbstractButton *)), this, SLOT(buttonClicked(QAbstractButton *)));
connect(ui.download, SIGNAL(clicked(bool)), this, SLOT(startDownload()));
connect(ui.upload, SIGNAL(clicked(bool)), this, SLOT(startUpload()));
connect(&timeout, SIGNAL(timeout()), this, SLOT(downloadTimedOut()));
ui.buttonBox->button(QDialogButtonBox::Apply)->setEnabled(false);
timeout.setSingleShot(true);
defaultApplyText = ui.buttonBox->button(QDialogButtonBox::Apply)->text();
userAgent = getUserAgent();
}
void WebServices::hidePassword()
{
ui.password->hide();
ui.passLabel->hide();
}
void WebServices::hideUpload()
{
ui.upload->hide();
ui.download->show();
}
void WebServices::hideDownload()
{
ui.download->hide();
ui.upload->show();
}
void WebServices::downloadTimedOut()
{
if (!reply)
return;
reply->deleteLater();
reply = NULL;
resetState();
ui.status->setText(tr("Operation timed out"));
}
void WebServices::updateProgress(qint64 current, qint64 total)
{
if (!reply)
return;
if (total == -1) {
total = INT_MAX / 2 - 1;
}
if (total >= INT_MAX / 2) {
// over a gigabyte!
if (total >= Q_INT64_C(1) << 47) {
total >>= 16;
current >>= 16;
}
total >>= 16;
current >>= 16;
}
ui.progressBar->setRange(0, total);
ui.progressBar->setValue(current);
ui.status->setText(tr("Transferring data..."));
// reset the timer: 30 seconds after we last got any data
timeout.start();
}
void WebServices::connectSignalsForDownload(QNetworkReply *reply)
{
connect(reply, SIGNAL(finished()), this, SLOT(downloadFinished()));
connect(reply, SIGNAL(error(QNetworkReply::NetworkError)),
this, SLOT(downloadError(QNetworkReply::NetworkError)));
connect(reply, SIGNAL(downloadProgress(qint64, qint64)), this,
SLOT(updateProgress(qint64, qint64)));
timeout.start(30000); // 30s
}
void WebServices::resetState()
{
ui.download->setEnabled(true);
ui.upload->setEnabled(true);
ui.userID->setEnabled(true);
ui.password->setEnabled(true);
ui.progressBar->reset();
ui.progressBar->setRange(0, 1);
ui.status->setText(QString());
ui.buttonBox->button(QDialogButtonBox::Apply)->setText(defaultApplyText);
}
// #
// #
// # Divelogs DE Web Service Implementation.
// #
// #
struct DiveListResult {
QString errorCondition;
QString errorDetails;
QByteArray idList; // comma-separated, suitable to be sent in the fetch request
int idCount;
};
static DiveListResult parseDiveLogsDeDiveList(const QByteArray &xmlData)
{
/* XML format seems to be:
* <DiveDateReader version="1.0">
* <DiveDates>
* <date diveLogsId="nnn" lastModified="YYYY-MM-DD hh:mm:ss">DD.MM.YYYY hh:mm</date>
* [repeat <date></date>]
* </DiveDates>
* </DiveDateReader>
*/
QXmlStreamReader reader(xmlData);
const QString invalidXmlError = gettextFromC::tr("Invalid response from server");
bool seenDiveDates = false;
DiveListResult result;
result.idCount = 0;
if (reader.readNextStartElement() && reader.name() != "DiveDateReader") {
result.errorCondition = invalidXmlError;
result.errorDetails =
gettextFromC::tr("Expected XML tag 'DiveDateReader', got instead '%1")
.arg(reader.name().toString());
goto out;
}
while (reader.readNextStartElement()) {
if (reader.name() != "DiveDates") {
if (reader.name() == "Login") {
QString status = reader.readElementText();
// qDebug() << "Login status:" << status;
// Note: there has to be a better way to determine a successful login...
if (status == "failed") {
result.errorCondition = "Login failed";
goto out;
}
} else {
// qDebug() << "Skipping" << reader.name();
}
continue;
}
// process <DiveDates>
seenDiveDates = true;
while (reader.readNextStartElement()) {
if (reader.name() != "date") {
// qDebug() << "Skipping" << reader.name();
continue;
}
QStringRef id = reader.attributes().value("divelogsId");
// qDebug() << "Found" << reader.name() << "with id =" << id;
if (!id.isEmpty()) {
result.idList += id.toLatin1();
result.idList += ',';
++result.idCount;
}
reader.skipCurrentElement();
}
}
// chop the ending comma, if any
result.idList.chop(1);
if (!seenDiveDates) {
result.errorCondition = invalidXmlError;
result.errorDetails = gettextFromC::tr("Expected XML tag 'DiveDates' not found");
}
out:
if (reader.hasError()) {
// if there was an XML error, overwrite the result or other error conditions
result.errorCondition = invalidXmlError;
result.errorDetails = gettextFromC::tr("Malformed XML response. Line %1: %2")
.arg(reader.lineNumber())
.arg(reader.errorString());
}
return result;
}
DivelogsDeWebServices *DivelogsDeWebServices::instance()
{
static DivelogsDeWebServices *self = new DivelogsDeWebServices(MainWindow::instance());
return self;
}
void DivelogsDeWebServices::downloadDives()
{
uploadMode = false;
resetState();
hideUpload();
exec();
}
void DivelogsDeWebServices::prepareDivesForUpload(bool selected)
{
// this is called when the user selects the divelogs.de radiobutton
// Remember if all dives or selected dives are to be uploaded
useSelectedDives = selected;
// Adjust UI
hideDownload();
resetState();
uploadMode = true;
ui.buttonBox->button(QDialogButtonBox::Cancel)->setEnabled(true);
ui.buttonBox->button(QDialogButtonBox::Apply)->setEnabled(false);
ui.buttonBox->button(QDialogButtonBox::Apply)->setText(tr("Done"));
exec();
}
DivelogsDeWebServices::DivelogsDeWebServices(QWidget *parent) : WebServices(parent),
uploadMode(false)
{
// should DivelogDE user and pass be stored in the prefs struct or something?
ui.userID->setText(qPrefCloudStorage::divelogde_user());
ui.password->setText(qPrefCloudStorage::divelogde_pass());
ui.saveUidLocal->hide();
hideUpload();
QShortcut *close = new QShortcut(QKeySequence(Qt::CTRL + Qt::Key_W), this);
connect(close, SIGNAL(activated()), this, SLOT(close()));
QShortcut *quit = new QShortcut(QKeySequence(Qt::CTRL + Qt::Key_Q), this);
connect(quit, SIGNAL(activated()), parent, SLOT(close()));
}
void DivelogsDeWebServices::startUpload()
{
qPrefCloudStorage::set_divelogde_user(ui.userID->text());
qPrefCloudStorage::set_divelogde_pass(ui.password->text());
ui.status->setText(tr("Uploading dive list..."));
ui.progressBar->setRange(0, 0); // this makes the progressbar do an 'infinite spin'
ui.upload->setEnabled(false);
ui.userID->setEnabled(false);
ui.password->setEnabled(false);
// do upload in shared backend
connect(uploadDiveLogsDE::instance(), SIGNAL(uploadFinish(bool, const QString &)),
this, SLOT(uploadFinished(bool, const QString &)));
connect(uploadDiveLogsDE::instance(), SIGNAL(uploadProgress(qreal, qreal)),
this, SLOT(updateProgress(qreal, qreal)));
connect(uploadDiveLogsDE::instance(), SIGNAL(uploadStatus(const QString &)),
this, SLOT(uploadStatus(const QString &)));
uploadDiveLogsDE::instance()->doUpload(useSelectedDives,
qPrefCloudStorage::divelogde_user(),
qPrefCloudStorage::divelogde_pass());
}
void DivelogsDeWebServices::startDownload()
{
ui.status->setText(tr("Downloading dive list..."));
ui.progressBar->setRange(0, 0); // this makes the progressbar do an 'infinite spin'
ui.download->setEnabled(false);
ui.userID->setEnabled(false);
ui.password->setEnabled(false);
QNetworkRequest request;
request.setUrl(QUrl("https://divelogs.de/xml_available_dives.php"));
request.setRawHeader("Accept", "text/xml, application/xml");
request.setRawHeader("User-Agent", userAgent.toUtf8());
request.setHeader(QNetworkRequest::ContentTypeHeader, "application/x-www-form-urlencoded");
QUrlQuery body;
body.addQueryItem("user", ui.userID->text());
body.addQueryItem("pass", ui.password->text().replace("+", "%2b"));
reply = manager()->post(request, body.query(QUrl::FullyEncoded).toLatin1());
connect(reply, SIGNAL(finished()), this, SLOT(listDownloadFinished()));
connect(reply, SIGNAL(error(QNetworkReply::NetworkError)),
this, SLOT(downloadError(QNetworkReply::NetworkError)));
timeout.start(30000); // 30s
}
void DivelogsDeWebServices::listDownloadFinished()
{
if (!reply)
return;
QByteArray xmlData = reply->readAll();
reply->deleteLater();
reply = NULL;
// parse the XML data we downloaded
DiveListResult diveList = parseDiveLogsDeDiveList(xmlData);
if (!diveList.errorCondition.isEmpty()) {
// error condition
resetState();
ui.status->setText(diveList.errorCondition);
return;
}
ui.status->setText(tr("Downloading %1 dives...").arg(diveList.idCount));
QNetworkRequest request;
request.setUrl(QUrl("https://divelogs.de/DivelogsDirectExport.php"));
request.setRawHeader("Accept", "application/zip, */*");
request.setRawHeader("User-Agent", userAgent.toUtf8());
request.setHeader(QNetworkRequest::ContentTypeHeader, "application/x-www-form-urlencoded");
QUrlQuery body;
body.addQueryItem("user", ui.userID->text());
body.addQueryItem("pass", ui.password->text().replace("+", "%2b"));
body.addQueryItem("ids", diveList.idList);
reply = manager()->post(request, body.query(QUrl::FullyEncoded).toLatin1());
connect(reply, SIGNAL(readyRead()), this, SLOT(saveToZipFile()));
connectSignalsForDownload(reply);
}
void DivelogsDeWebServices::saveToZipFile()
{
if (!zipFile.isOpen()) {
zipFile.setFileTemplate(QDir::tempPath() + "/import-XXXXXX.dld");
zipFile.open();
}
zipFile.write(reply->readAll());
}
void DivelogsDeWebServices::downloadFinished()
{
if (!reply)
return;
ui.download->setEnabled(true);
ui.status->setText(tr("Download finished - %1").arg(reply->attribute(QNetworkRequest::HttpReasonPhraseAttribute).toString()));
reply->deleteLater();
reply = NULL;
int errorcode;
zipFile.seek(0);
#if defined(Q_OS_UNIX) && defined(LIBZIP_VERSION_MAJOR)
int duppedfd = dup(zipFile.handle());
struct zip *zip = NULL;
if (duppedfd >= 0) {
zip = zip_fdopen(duppedfd, 0, &errorcode);
if (!zip)
::close(duppedfd);
} else {
QMessageBox::critical(this, tr("Problem with download"),
tr("The archive could not be opened:\n%1").arg(QString::fromLocal8Bit(strerror(errno))));
return;
}
#else
struct zip *zip = zip_open(QFile::encodeName(zipFile.fileName()), 0, &errorcode);
#endif
if (!zip) {
char buf[512];
zip_error_to_str(buf, sizeof(buf), errorcode, errno);
QMessageBox::critical(this, tr("Corrupted download"),
tr("The archive could not be opened:\n%1").arg(QString::fromLocal8Bit(buf)));
zipFile.close();
return;
}
// now allow the user to cancel or accept
ui.buttonBox->button(QDialogButtonBox::Apply)->setEnabled(true);
zip_close(zip);
zipFile.close();
#if defined(Q_OS_UNIX) && defined(LIBZIP_VERSION_MAJOR)
::close(duppedfd);
#endif
}
void DivelogsDeWebServices::uploadFinished(bool success, const QString &text)
{
ui.progressBar->setRange(0, 1);
ui.upload->setEnabled(true);
ui.userID->setEnabled(true);
ui.password->setEnabled(true);
ui.buttonBox->button(QDialogButtonBox::Cancel)->setEnabled(false);
ui.buttonBox->button(QDialogButtonBox::Apply)->setEnabled(true);
ui.buttonBox->button(QDialogButtonBox::Apply)->setText(tr("Done"));
ui.status->setText(text);
}
void DivelogsDeWebServices::setStatusText(int)
{
}
void DivelogsDeWebServices::downloadError(QNetworkReply::NetworkError)
{
resetState();
ui.status->setText(tr("Error: %1").arg(reply->errorString()));
reply->deleteLater();
reply = NULL;
}
void DivelogsDeWebServices::updateProgress(qreal current, qreal total)
{
ui.progressBar->setRange(0, lrint(total));
ui.progressBar->setValue(lrint(current));
ui.status->setText(tr("Transferring data..."));
}
void DivelogsDeWebServices::uploadStatus(const QString &text)
{
ui.status->setText(text);
}
void DivelogsDeWebServices::buttonClicked(QAbstractButton *button)
{
ui.buttonBox->button(QDialogButtonBox::Apply)->setEnabled(false);
switch (ui.buttonBox->buttonRole(button)) {
case QDialogButtonBox::ApplyRole: {
/* in 'uploadMode' button is called 'Done' and closes the dialog */
if (uploadMode) {
hide();
close();
resetState();
break;
}
/* parse file and import dives */
struct dive_table table = empty_dive_table;
struct trip_table trips = empty_trip_table;
struct dive_site_table sites = empty_dive_site_table;
struct device_table devices;
struct filter_preset_table filter_presets;
parse_file(QFile::encodeName(zipFile.fileName()), &table, &trips, &sites, &devices, &filter_presets);
Command::importDives(&table, &trips, &sites, &devices, nullptr, IMPORT_MERGE_ALL_TRIPS, QStringLiteral("divelogs.de"));
/* store last entered user/pass in config */
qPrefCloudStorage::set_divelogde_user(ui.userID->text());
qPrefCloudStorage::set_divelogde_pass(ui.password->text());
hide();
close();
resetState();
} break;
case QDialogButtonBox::RejectRole:
// these two seem to be causing a crash:
// reply->deleteLater();
resetState();
break;
case QDialogButtonBox::HelpRole:
QDesktopServices::openUrl(QUrl("http://divelogs.de"));
break;
default:
break;
}
}
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