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qmlmanager.cpp
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2345 lines (2106 loc) · 75.9 KB
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// SPDX-License-Identifier: GPL-2.0
#include "qmlmanager.h"
#include <QUrl>
#include <QSettings>
#include <QDebug>
#include <QNetworkAccessManager>
#include <QAuthenticator>
#include <QDesktopServices>
#include <QTextDocument>
#include <QRegularExpression>
#include <QApplication>
#include <QElapsedTimer>
#include <QTimer>
#include <QDateTime>
#include <QClipboard>
#include <QFile>
#include <QtConcurrent>
#include <QFuture>
#include <QUndoStack>
#include <QBluetoothLocalDevice>
#include "qt-models/gpslistmodel.h"
#include "qt-models/completionmodels.h"
#include "qt-models/messagehandlermodel.h"
#include "qt-models/tankinfomodel.h"
#include "qt-models/mobilelistmodel.h"
#include "core/device.h"
#include "core/errorhelper.h"
#include "core/file.h"
#include "core/divefilter.h"
#include "core/filterconstraint.h"
#include "core/qthelper.h"
#include "core/qt-gui.h"
#include "core/git-access.h"
#include "core/cloudstorage.h"
#include "core/membuffer.h"
#include "core/downloadfromdcthread.h"
#include "core/subsurfacestartup.h" // for ignore_bt flag
#include "core/subsurface-string.h"
#include "core/string-format.h"
#include "core/pref.h"
#include "core/selection.h"
#include "core/ssrf.h"
#include "core/save-profiledata.h"
#include "core/settings/qPrefLog.h"
#include "core/settings/qPrefLocationService.h"
#include "core/settings/qPrefTechnicalDetails.h"
#include "core/settings/qPrefPartialPressureGas.h"
#include "core/settings/qPrefUnit.h"
#include "core/trip.h"
#include "backend-shared/exportfuncs.h"
#include "core/worldmap-save.h"
#include "core/uploadDiveLogsDE.h"
#include "core/uploadDiveShare.h"
#include "commands/command_base.h"
#include "commands/command.h"
#if defined(Q_OS_ANDROID)
#include "core/serial_usb_android.h"
std::vector<android_usb_serial_device_descriptor> androidSerialDevices;
#endif
QMLManager *QMLManager::m_instance = NULL;
bool noCloudToCloud = false;
#define RED_FONT QLatin1String("<font color=\"red\">")
#define END_FONT QLatin1String("</font>")
extern "C" void showErrorFromC(char *buf)
{
QString error(buf);
free(buf);
// By using invokeMethod with Qt:AutoConnection, the error string is safely
// transported across thread boundaries, if not called from the UI thread.
QMetaObject::invokeMethod(QMLManager::instance(), "registerError", Qt::AutoConnection, Q_ARG(QString, error));
}
// this gets called from libdivecomputer
static void progressCallback(const char *text)
{
QMLManager *self = QMLManager::instance();
if (self) {
self->appendTextToLog(QString(text));
self->setProgressMessage(QString(text));
}
}
static void appendTextToLogStandalone(const char *text)
{
QMLManager *self = QMLManager::instance();
if (self)
self->appendTextToLog(QString(text));
}
// This flag is set to true by operations that are not implemented in the
// undo system. It is therefore only cleared on save and load.
static bool dive_list_changed = false;
void mark_divelist_changed(bool changed)
{
if (dive_list_changed == changed)
return;
dive_list_changed = changed;
updateWindowTitle();
}
int unsaved_changes()
{
return dive_list_changed;
}
// this callback is used from the uiNotification() function
// the detour via callback allows us to keep the core code independent from QMLManager
// I'm not sure it makes sense to have three different progress callbacks,
// but the usage models (and the situations in the program flow where they are used)
// are really vastly different...
// this is mainly intended for the early stages of the app so the user sees that
// things are progressing
static void showProgress(QString msg)
{
QMLManager *self = QMLManager::instance();
if (self)
self->setNotificationText(msg);
}
// show the git progress in the passive notification area
extern "C" int gitProgressCB(const char *text)
{
// regular users, during regular operation, likely really don't
// care at all about the git progress
if (verbose) {
showProgress(QString(text));
appendTextToLogStandalone(text);
}
// return 0 so that we don't end the download
return 0;
}
void QMLManager::registerError(QString error)
{
appendTextToLog(error);
if (!m_lastError.isEmpty())
m_lastError += '\n';
m_lastError += error;
}
QString QMLManager::consumeError()
{
QString ret;
ret.swap(m_lastError);
return ret;
}
void QMLManager::btHostModeChange(QBluetoothLocalDevice::HostMode state)
{
BTDiscovery *btDiscovery = BTDiscovery::instance();
qDebug() << "btHostModeChange to " << state;
if (state != QBluetoothLocalDevice::HostPoweredOff) {
connectionListModel.removeAllAddresses();
btDiscovery->BTDiscoveryReDiscover();
m_btEnabled = btDiscovery->btAvailable();
} else {
connectionListModel.removeAllAddresses();
set_non_bt_addresses();
m_btEnabled = false;
}
emit btEnabledChanged();
}
void QMLManager::btRescan()
{
BTDiscovery::instance()->BTDiscoveryReDiscover();
}
void QMLManager::rescanConnections()
{
connectionListModel.removeAllAddresses();
usbRescan();
btRescan();
#if defined(SERIAL_FTDI)
connectionListModel.addAddress("FTDI");
#endif
}
void QMLManager::usbRescan()
{
#if defined(Q_OS_ANDROID)
androidUsbPopoulateConnections();
#endif
}
extern void (*uiNotificationCallback)(QString);
// Currently we have two markers for unsaved changes:
// 1) unsaved_changes() returns true for non-undoable changes.
// 2) Command::isClean() returns false for undoable changes.
static bool unsavedChanges()
{
return unsaved_changes() || !Command::isClean();
}
QMLManager::QMLManager() : m_locationServiceEnabled(false),
m_verboseEnabled(false),
m_diveListProcessing(false),
m_initialized(false),
m_pluggedInDeviceName(""),
m_showNonDiveComputers(false),
undoAction(Command::undoAction(this)),
m_oldStatus(qPrefCloudStorage::CS_UNKNOWN)
{
m_instance = this;
m_lastDevicePixelRatio = qApp->devicePixelRatio();
timer.start();
// make upload signals available in QML
// Remark: signal - signal connect
connect(uploadDiveLogsDE::instance(), &uploadDiveLogsDE::uploadFinish,
this, &QMLManager::uploadFinish);
connect(uploadDiveLogsDE::instance(), &uploadDiveLogsDE::uploadProgress,
this, &QMLManager::uploadProgress);
connect(uploadDiveShare::instance(), &uploadDiveShare::uploadProgress,
this, &QMLManager::uploadProgress);
// uploadDiveShare::uploadFinish() is defined with 3 parameters,
// whereas QMLManager::uploadFinish() is defined with 2 parameters,
// Solution add a slot as landing zone.
connect(uploadDiveShare::instance(), &uploadDiveShare::uploadFinish,
this, &QMLManager::uploadFinishSlot);
#if defined(Q_OS_ANDROID) || defined(Q_OS_IOS)
#if defined(Q_OS_ANDROID)
// on Android we first try the GenericDataLocation (typically /storage/emulated/0) and if that fails
// (as happened e.g. on a Sony Xperia phone) we try several other default locations, with the TempLocation as last resort
QStringList fileLocations =
QStandardPaths::standardLocations(QStandardPaths::GenericDataLocation) +
QStandardPaths::standardLocations(QStandardPaths::DocumentsLocation) +
QStandardPaths::standardLocations(QStandardPaths::DownloadLocation) +
QStandardPaths::standardLocations(QStandardPaths::TempLocation);
#elif defined(Q_OS_IOS)
// on iOS we should save the data to the DocumentsLocation so it becomes accessible to the user
QStringList fileLocations =
QStandardPaths::standardLocations(QStandardPaths::DocumentsLocation);
#endif
appLogFileOpen = false;
for (const QString &fileLocation : fileLocations) {
appLogFileName = fileLocation + "/subsurface.log";
appLogFile.setFileName(appLogFileName);
if (!appLogFile.open(QIODevice::ReadWrite|QIODevice::Truncate)) {
appendTextToLog("Failed to open logfile " + appLogFileName
+ " at " + QDateTime::currentDateTime().toString()
+ " error: " + appLogFile.errorString());
} else {
// found a directory that works
appLogFileOpen = true;
break;
}
}
if (appLogFileOpen) {
appendTextToLog("Successfully opened logfile " + appLogFileName
+ " at " + QDateTime::currentDateTime().toString());
// if we were able to write the overall logfile, also write the libdivecomputer logfile
QString libdcLogFileName = appLogFileName.replace("/subsurface.log", "/libdivecomputer.log");
// remove the existing libdivecomputer logfile so we don't copy an old one by mistake
QFile libdcLog(libdcLogFileName);
libdcLog.remove();
logfile_name = copy_qstring(libdcLogFileName);
} else {
appendTextToLog("No writeable location found, in-memory log only and no libdivecomputer log");
}
#endif
set_error_cb(&showErrorFromC);
uiNotificationCallback = showProgress;
appendTextToLog("Starting " + getUserAgent());
appendTextToLog(QStringLiteral("built with libdivecomputer v%1").arg(dc_version(NULL)));
appendTextToLog(QStringLiteral("built with Qt Version %1, runtime from Qt Version %2").arg(QT_VERSION_STR).arg(qVersion()));
int git_maj, git_min, git_rev;
git_libgit2_version(&git_maj, &git_min, &git_rev);
appendTextToLog(QStringLiteral("built with libgit2 %1.%2.%3").arg(git_maj).arg(git_min).arg(git_rev));
appendTextToLog(QStringLiteral("Running on %1").arg(QSysInfo::prettyProductName()));
#if defined(Q_OS_ANDROID)
extern QString getAndroidHWInfo();
appendTextToLog(getAndroidHWInfo());
#endif
if (ignore_bt) {
m_btEnabled = false;
} else {
// ensure that we start the BTDiscovery - this should be triggered by the export of the class
// to QML, but that doesn't seem to always work
BTDiscovery *btDiscovery = BTDiscovery::instance();
m_btEnabled = btDiscovery->btAvailable();
connect(&btDiscovery->localBtDevice, &QBluetoothLocalDevice::hostModeStateChanged,
this, &QMLManager::btHostModeChange);
}
// add log call back to the location manager service singleton
GpsLocation::instance()->setLogCallBack(&appendTextToLogStandalone);
progress_callback = &progressCallback;
connect(GpsLocation::instance(), &GpsLocation::haveSourceChanged, this, &QMLManager::hasLocationSourceChanged);
setLocationServiceAvailable(GpsLocation::instance()->hasLocationsSource());
set_git_update_cb(&gitProgressCB);
// present dive site lists sorted by name
locationModel.sort(LocationInformationModel::NAME);
// make sure we know if the current cloud repo has been successfully synced
syncLoadFromCloud();
memset(&m_copyPasteDive, 0, sizeof(m_copyPasteDive));
memset(&what, 0, sizeof(what));
// Let's set some defaults to be copied so users don't necessarily need
// to know how to configure this
what.divemaster = true;
what.buddy = true;
what.suit = true;
what.tags = true;
what.cylinders = true;
what.weights = true;
// monitor when dives changed - but only in verbose mode
// careful - changing verbose at runtime isn't enough (of course that could be added if we want it)
if (verbose)
connect(&diveListNotifier, &DiveListNotifier::divesChanged, this, &QMLManager::divesChanged);
// get updates to the undo/redo texts
connect(Command::getUndoStack(), &QUndoStack::undoTextChanged, this, &QMLManager::undoTextChanged);
connect(Command::getUndoStack(), &QUndoStack::redoTextChanged, this, &QMLManager::redoTextChanged);
// now that everything is setup, connect the application changed signal
connect(qobject_cast<QApplication *>(QApplication::instance()), &QApplication::applicationStateChanged, this, &QMLManager::applicationStateChanged);
// we start out with clean data
updateHaveLocalChanges(false);
// setup Command infrastructure
Command::init();
}
void QMLManager::applicationStateChanged(Qt::ApplicationState state)
{
static bool initializeOnce = false;
QString stateText;
switch (state) {
case Qt::ApplicationActive: stateText = "active"; break;
case Qt::ApplicationHidden: stateText = "hidden"; break;
case Qt::ApplicationSuspended: stateText = "suspended"; break;
case Qt::ApplicationInactive: stateText = "inactive"; break;
default: stateText = QString("none of the four: 0x") + QString::number(state, 16);
}
stateText.prepend("AppState changed to ");
stateText.append(" with ");
stateText.append((unsavedChanges() ? QLatin1String("") : QLatin1String("no ")) + QLatin1String("unsaved changes"));
appendTextToLog(stateText);
if (state == Qt::ApplicationActive && !m_initialized && !initializeOnce) {
// once the app UI is displayed, finish our setup and mark the app as initialized
initializeOnce = true;
finishSetup();
appInitialized();
}
if (state == Qt::ApplicationInactive && unsavedChanges()) {
// saveChangesCloud ensures that we don't have two conflicting saves going on
appendTextToLog("trying to save data as user switched away from app");
saveChangesCloud(false);
appendTextToLog("done trying to save to git local / remote");
}
}
void QMLManager::openLocalThenRemote(QString url)
{
// clear out the models and the fulltext index
clear_dive_file_data();
setDiveListProcessing(true);
setNotificationText(tr("Open local dive data file"));
appendTextToLog(QString("Open dive data file %1 - git_local only is %2").arg(url).arg(git_local_only));
QByteArray encodedFilename = QFile::encodeName(url);
/* if this is a cloud storage repo and we have no local cache (i.e., it's the first time
* we try to open this), parse_file (which is called by openAndMaybeSync) will ALWAYS connect
* to the remote and populate the cache.
* Otherwise parse_file will respect the git_local_only flag and only update if that isn't set */
int error = parse_file(encodedFilename.constData(), &dive_table, &trip_table, &dive_site_table, &device_table, &filter_preset_table);
if (error) {
/* there can be 2 reasons for this:
* 1) we have cloud credentials, but there is no local repo (yet).
* This implies that the PIN verify is still to be done.
* 2) we are in a very clean state after installing the app, and
* want to use a NO CLOUD setup. The intial repo has no initial
* commit in it, so its master branch does not yet exist. We do not
* care about this, as the very first commit of dive data to the
* no cloud repo solves this.
*/
auto credStatus = qPrefCloudStorage::cloud_verification_status();
if (credStatus != qPrefCloudStorage::CS_NOCLOUD) {
appendTextToLog(QStringLiteral("loading dives from cache failed %1").arg(error));
setNotificationText(tr("Opening local data file failed"));
if (credStatus != qPrefCloudStorage::CS_INCORRECT_USER_PASSWD)
qPrefCloudStorage::set_cloud_verification_status(qPrefCloudStorage::CS_NEED_TO_VERIFY);
}
} else {
// if we can load from the cache, we know that we have a valid cloud account
// and we know that there was at least one successful sync with the cloud when
// that local cache was created - so there is a common ancestor
setLoadFromCloud(true);
if (qPrefCloudStorage::cloud_verification_status() == qPrefCloudStorage::CS_UNKNOWN)
qPrefCloudStorage::set_cloud_verification_status(qPrefCloudStorage::CS_VERIFIED);
qPrefUnits::set_unit_system(git_prefs.unit_system);
qPrefTechnicalDetails::set_tankbar(git_prefs.tankbar);
qPrefTechnicalDetails::set_dcceiling(git_prefs.dcceiling);
qPrefTechnicalDetails::set_show_ccr_setpoint(git_prefs.show_ccr_setpoint);
qPrefTechnicalDetails::set_show_ccr_sensors(git_prefs.show_ccr_sensors);
qPrefPartialPressureGas::set_po2(git_prefs.pp_graphs.po2);
// the following steps can take a long time, so provide updates
setNotificationText(tr("Processing %1 dives").arg(dive_table.nr));
process_loaded_dives();
setNotificationText(tr("%1 dives loaded from local dive data file").arg(dive_table.nr));
}
if (qPrefCloudStorage::cloud_verification_status() == qPrefCloudStorage::CS_NEED_TO_VERIFY) {
appendTextToLog(QStringLiteral("have cloud credentials, but still needs PIN"));
}
if (qPrefCloudStorage::cloud_verification_status() == qPrefCloudStorage::CS_INCORRECT_USER_PASSWD) {
appendTextToLog(QStringLiteral("incorrect password for cloud credentials"));
setNotificationText(tr("Incorrect cloud credentials"));
}
if (m_oldStatus == qPrefCloudStorage::CS_NOCLOUD) {
// if we switch to credentials from CS_NOCLOUD, we take things online temporarily
git_local_only = false;
appendTextToLog(QStringLiteral("taking things online to be able to switch to cloud account"));
}
set_filename(encodedFilename.constData());
if (git_local_only && qPrefCloudStorage::cloud_verification_status() != qPrefCloudStorage::CS_NOCLOUD)
appendTextToLog(QStringLiteral("have cloud credentials, but user asked not to connect to network"));
// if we were unable to sync with the remote, we assume that there are local changes
updateHaveLocalChanges(!git_remote_sync_successful);
updateAllGlobalLists();
setDiveListProcessing(false);
// this could have added a new local cache directory
emit cloudCacheListChanged();
}
// Convenience function to accesss dive directly via its row.
static struct dive *diveInRow(const QAbstractItemModel *model, int row)
{
QModelIndex index = model->index(row, 0, QModelIndex());
return index.isValid() ? model->data(index, DiveTripModelBase::DIVE_ROLE).value<struct dive *>() : nullptr;
}
void QMLManager::selectRow(int row)
{
dive *d = diveInRow(MobileModels::instance()->listModel(), row);
select_single_dive(d);
}
void QMLManager::selectSwipeRow(int row)
{
dive *d = diveInRow(MobileModels::instance()->swipeModel(), row);
select_single_dive(d);
}
void QMLManager::updateAllGlobalLists()
{
emit buddyListChanged();
emit suitListChanged();
emit divemasterListChanged();
// TODO: It would be nice if we could export the list of locations via model/view instead of a Q_PROPERTY
emit locationListChanged();
}
static QString nocloud_localstorage()
{
return QString(system_default_directory()) + "/cloudstorage/localrepo[master]";
}
void QMLManager::mergeLocalRepo()
{
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(qPrintable(nocloud_localstorage()), &table, &trips, &sites, &devices, &filter_presets);
add_imported_dives(&table, &trips, &sites, &devices, IMPORT_MERGE_ALL_TRIPS);
mark_divelist_changed(true);
}
void QMLManager::copyAppLogToClipboard()
{
// The About page offers a button to copy logs so they can be pasted elsewhere
QApplication::clipboard()->setText(getCombinedLogs(), QClipboard::Clipboard);
}
void QMLManager::copyGpsFixesToClipboard()
{
// This of course creates a potential privacy issue, so let's be clear about that
QString gpsWarning("Sending these GPS data to someone exposes your location history; ");
gpsWarning += "they can, however, be helpful when debugging problems with the app. ";
gpsWarning += "Please consider carefully where you are seninding these data.\n\n";
gpsWarning += GpsLocation::instance()->getFixString();
QApplication::clipboard()->setText(gpsWarning, QClipboard::Clipboard);
}
bool QMLManager::createSupportEmail()
{
QString mailToLink = "mailto:in-app-support@subsurface-divelog.org?subject=Subsurface-mobile support request";
mailToLink += "&body=Please describe your issue here and keep the logs below:\n\n\n\n";
mailToLink += getCombinedLogs();
if (QDesktopServices::openUrl(QUrl(mailToLink))) {
appendTextToLog("OS accepted support email");
return true;
}
appendTextToLog("failed to create support email");
return false;
}
// useful for support requests
QString QMLManager::getCombinedLogs()
{
// Add heading and append subsurface.log
QString copyString = "\n---------- subsurface.log ----------\n";
copyString += MessageHandlerModel::self()->logAsString();
// Add heading and append libdivecomputer.log
QFile f(logfile_name);
if (f.open(QFile::ReadOnly | QFile::Text)) {
copyString += "\n\n\n---------- libdivecomputer.log ----------\n";
QTextStream in(&f);
copyString += in.readAll();
}
copyString += "---------- finish ----------\n";
#if defined(Q_OS_ANDROID)
// on Android, the clipboard is effectively limited in size, but there is no
// predefined hard limit. All remote procedure calls use a shared Binder
// transaction buffer that is limited to 1MB. To work around this let's truncate
// the log once it is more than half a million characters. Qt doesn't tell us if
// the clipboard transaction fails, hopefully this will typically leave enough
// margin of error.
if (copyString.size() > 500000) {
copyString.truncate(500000);
copyString += "\n\n---------- truncated ----------\n";
}
#endif
return copyString;
}
void QMLManager::finishSetup()
{
appendTextToLog("finishSetup called");
// Initialize cloud credentials.
git_local_only = !prefs.cloud_auto_sync;
QString url;
if (!qPrefCloudStorage::cloud_storage_email().isEmpty() &&
!qPrefCloudStorage::cloud_storage_password().isEmpty() &&
getCloudURL(url) == 0) {
openLocalThenRemote(url);
} else if (!empty_string(existing_filename) &&
qPrefCloudStorage::cloud_verification_status() != qPrefCloudStorage::CS_UNKNOWN) {
rememberOldStatus();
set_filename(qPrintable(nocloud_localstorage()));
qPrefCloudStorage::set_cloud_verification_status(qPrefCloudStorage::CS_NOCLOUD);
saveCloudCredentials(qPrefCloudStorage::cloud_storage_email(), qPrefCloudStorage::cloud_storage_password(), qPrefCloudStorage::cloud_storage_pin());
appendTextToLog(tr("working in no-cloud mode"));
int error = parse_file(existing_filename, &dive_table, &trip_table, &dive_site_table, &device_table, &filter_preset_table);
if (error) {
// we got an error loading the local file
setNotificationText(tr("Error parsing local storage, giving up"));
set_filename(NULL);
} else {
// successfully opened the local file, now add thigs to the dive list
consumeFinishedLoad();
updateHaveLocalChanges(true);
appendTextToLog(QString("working in no-cloud mode, finished loading %1 dives from %2").arg(dive_table.nr).arg(existing_filename));
}
} else {
qPrefCloudStorage::set_cloud_verification_status(qPrefCloudStorage::CS_UNKNOWN);
appendTextToLog(tr("no cloud credentials"));
setStartPageText(RED_FONT + tr("Please enter valid cloud credentials.") + END_FONT);
}
m_initialized = true;
emit initializedChanged();
// this could have brought in new cache directories, so make sure QML
// calls our getter function again and doesn't show us outdated information
emit cloudCacheListChanged();
}
QMLManager::~QMLManager()
{
#if defined(Q_OS_ANDROID) || defined(Q_OS_IOS)
if (appLogFileOpen)
appLogFile.close();
#endif
m_instance = NULL;
}
QMLManager *QMLManager::instance()
{
return m_instance;
}
#define CLOUDURL QString(prefs.cloud_base_url)
#define CLOUDREDIRECTURL CLOUDURL + "/cgi-bin/redirect.pl"
void QMLManager::saveCloudCredentials(const QString &newEmail, const QString &newPassword, const QString &pin)
{
bool cloudCredentialsChanged = false;
bool noCloud = qPrefCloudStorage::cloud_verification_status() == qPrefCloudStorage::CS_NOCLOUD;
// email address MUST be lower case or bad things happen
QString email = newEmail.toLower();
// make sure we only have letters, numbers, and +-_. in password and email address
QRegularExpression regExp("^[a-zA-Z0-9@.+_-]+$");
if (!noCloud) {
// in case of NO_CLOUD, the email address + passwd do not care, so do not check it.
if (newPassword.isEmpty() ||
!regExp.match(newPassword).hasMatch() ||
!regExp.match(email).hasMatch()) {
setStartPageText(RED_FONT + tr("Cloud storage email and password can only consist of letters, numbers, and '.', '-', '_', and '+'.") + END_FONT);
return;
}
// use the same simplistic regex as the backend to check email addresses
regExp = QRegularExpression("^[a-zA-Z0-9.+_-]+@[a-zA-Z0-9.+_-]+\\.[a-zA-Z0-9]+");
if (!regExp.match(email).hasMatch()) {
setStartPageText(RED_FONT + tr("Invalid format for email address") + END_FONT);
return;
}
}
if (!same_string(prefs.cloud_storage_email, qPrintable(email))) {
cloudCredentialsChanged = true;
}
if (!same_string(prefs.cloud_storage_password, qPrintable(newPassword))) {
cloudCredentialsChanged = true;
}
if (qPrefCloudStorage::cloud_verification_status() != qPrefCloudStorage::CS_NOCLOUD &&
!cloudCredentialsChanged) {
// just go back to the dive list
qPrefCloudStorage::set_cloud_verification_status(m_oldStatus);
}
if (!noCloud && !verifyCredentials(email, newPassword, pin)) {
appendTextToLog("saveCloudCredentials: given cloud credentials didn't verify");
return;
}
qPrefCloudStorage::set_cloud_storage_email(email);
qPrefCloudStorage::set_cloud_storage_password(newPassword);
if (m_oldStatus == qPrefCloudStorage::CS_NOCLOUD && cloudCredentialsChanged && dive_table.nr) {
// we came from NOCLOUD and are connecting to a cloud account;
// since we already have dives in the table, let's remember that so we can keep them
noCloudToCloud = true;
appendTextToLog("transitioning from no-cloud to cloud and have dives");
}
if (qPrefCloudStorage::cloud_storage_email().isEmpty() ||
qPrefCloudStorage::cloud_storage_password().isEmpty()) {
setStartPageText(RED_FONT + tr("Please enter valid cloud credentials.") + END_FONT);
} else if (cloudCredentialsChanged) {
// let's make sure there are no unsaved changes
saveChangesLocal();
syncLoadFromCloud();
manager()->clearAccessCache(); // remove any chached credentials
clear_git_id(); // invalidate our remembered GIT SHA
clear_dive_file_data();
setStartPageText(tr("Attempting to open cloud storage with new credentials"));
// since we changed credentials, we need to try to connect to the cloud, regardless
// of whether we're in offline mode or not, to make sure the repository is synced
currentGitLocalOnly = git_local_only;
git_local_only = false;
loadDivesWithValidCredentials();
}
rememberOldStatus();
}
bool QMLManager::verifyCredentials(QString email, QString password, QString pin)
{
setStartPageText(tr("Testing cloud credentials"));
if (pin.isEmpty())
appendTextToLog(QStringLiteral("verify credentials for email %1 (no PIN)").arg(email));
else
appendTextToLog(QStringLiteral("verify credentials for email %1 PIN %2").arg(email, pin));
CloudStorageAuthenticate *csa = new CloudStorageAuthenticate(this);
csa->backend(email, password, pin);
// let's wait here for the signal to avoid too many more nested functions
QTimer myTimer;
myTimer.setSingleShot(true);
QEventLoop loop;
connect(csa, &CloudStorageAuthenticate::finishedAuthenticate, &loop, &QEventLoop::quit);
connect(&myTimer, &QTimer::timeout, &loop, &QEventLoop::quit);
myTimer.start(5000);
loop.exec();
if (!myTimer.isActive()) {
// got no response from the server
setStartPageText(RED_FONT + tr("No response from cloud server to validate the credentials") + END_FONT);
return false;
}
myTimer.stop();
if (prefs.cloud_verification_status == qPrefCloudStorage::CS_INCORRECT_USER_PASSWD) {
appendTextToLog(QStringLiteral("Incorrect email / password combination"));
setStartPageText(RED_FONT + tr("Incorrect email / password combination") + END_FONT);
return false;
} else if (prefs.cloud_verification_status == qPrefCloudStorage::CS_NEED_TO_VERIFY) {
if (pin.isEmpty()) {
appendTextToLog(QStringLiteral("Cloud credentials require PIN entry"));
setStartPageText(RED_FONT + tr("Cloud credentials require verification PIN") + END_FONT);
} else {
appendTextToLog(QStringLiteral("PIN provided but not accepted"));
setStartPageText(RED_FONT + tr("Incorrect PIN, please try again") + END_FONT);
}
return false;
} else if (prefs.cloud_verification_status == qPrefCloudStorage::CS_VERIFIED) {
appendTextToLog(QStringLiteral("PIN accepted"));
setStartPageText(RED_FONT + tr("PIN accepted, credentials verified") + END_FONT);
}
return true;
}
void QMLManager::loadDivesWithValidCredentials()
{
QString url;
if (getCloudURL(url)) {
setStartPageText(RED_FONT + tr("Cloud storage error: %1").arg(consumeError()) + END_FONT);
revertToNoCloudIfNeeded();
return;
}
QByteArray fileNamePrt = QFile::encodeName(url);
git_repository *git;
const char *branch;
int error;
if (check_git_sha(fileNamePrt.data(), &git, &branch) == 0) {
appendTextToLog("Cloud sync shows local cache was current");
} else {
appendTextToLog("Cloud sync brought newer data, reloading the dive list");
setDiveListProcessing(true);
// if we aren't switching from no-cloud mode, let's clear the dive data
if (!noCloudToCloud) {
appendTextToLog("Clear out in memory dive data");
clear_dive_file_data();
} else {
appendTextToLog("Switching from no cloud mode; keep in memory dive data");
}
if (git != dummy_git_repository) {
appendTextToLog(QString("have repository and branch %1").arg(branch));
error = git_load_dives(git, branch, &dive_table, &trip_table, &dive_site_table, &device_table, &filter_preset_table);
} else {
appendTextToLog(QString("didn't receive valid git repo, try again"));
error = parse_file(fileNamePrt.data(), &dive_table, &trip_table, &dive_site_table, &device_table, &filter_preset_table);
}
setDiveListProcessing(false);
if (!error) {
report_error("filename is now %s", fileNamePrt.data());
set_filename(fileNamePrt.data());
} else {
report_error("failed to open file %s", fileNamePrt.data());
setNotificationText(consumeError());
revertToNoCloudIfNeeded();
set_filename(NULL);
return;
}
consumeFinishedLoad();
}
setLoadFromCloud(true);
// if we came from local storage mode, let's merge the local data into the local cache
// for the remote data - which then later gets merged with the remote data if necessary
if (noCloudToCloud) {
git_storage_update_progress(qPrintable(tr("Loading dives from local storage ('no cloud' mode)")));
mergeLocalRepo();
appendTextToLog(QStringLiteral("%1 dives loaded after importing nocloud local storage").arg(dive_table.nr));
noCloudToCloud = false;
mark_divelist_changed(true);
emit syncStateChanged();
saveChangesLocal();
if (git_local_only == false) {
appendTextToLog(QStringLiteral("taking things back offline now that storage is synced"));
git_local_only = true;
}
}
// if we successfully synced with the cloud, update that status
updateHaveLocalChanges(!git_remote_sync_successful);
// if we got here just for an initial connection to the cloud, reset to offline
if (currentGitLocalOnly) {
currentGitLocalOnly = false;
git_local_only = true;
}
return;
}
void QMLManager::revertToNoCloudIfNeeded()
{
if (currentGitLocalOnly) {
// we tried to connect to the cloud for the first time and that failed
currentGitLocalOnly = false;
git_local_only = true;
}
if (m_oldStatus == qPrefCloudStorage::CS_NOCLOUD) {
// we tried to switch to a cloud account and had previously used local data,
// but connecting to the cloud account (and subsequently merging the local
// and cloud data) failed - so let's delete the cloud credentials and go
// back to CS_NOCLOUD mode in order to prevent us from losing the locally stored
// dives
if (git_local_only == true) {
appendTextToLog(QStringLiteral("taking things back offline since sync with cloud failed"));
git_local_only = false;
}
free((void *)prefs.cloud_storage_email);
prefs.cloud_storage_email = NULL;
free((void *)prefs.cloud_storage_password);
prefs.cloud_storage_password = NULL;
qPrefCloudStorage::set_cloud_storage_email("");
qPrefCloudStorage::set_cloud_storage_password("");
rememberOldStatus();
qPrefCloudStorage::set_cloud_verification_status(qPrefCloudStorage::CS_NOCLOUD);
set_filename(qPrintable(nocloud_localstorage()));
setStartPageText(RED_FONT + tr("Failed to connect to cloud server, reverting to no cloud status") + END_FONT);
}
}
void QMLManager::consumeFinishedLoad()
{
prefs.unit_system = git_prefs.unit_system;
if (git_prefs.unit_system == IMPERIAL)
git_prefs.units = IMPERIAL_units;
else if (git_prefs.unit_system == METRIC)
git_prefs.units = SI_units;
prefs.units = git_prefs.units;
prefs.tankbar = git_prefs.tankbar;
prefs.dcceiling = git_prefs.dcceiling;
prefs.show_ccr_setpoint = git_prefs.show_ccr_setpoint;
prefs.show_ccr_sensors = git_prefs.show_ccr_sensors;
prefs.pp_graphs.po2 = git_prefs.pp_graphs.po2;
process_loaded_dives();
appendTextToLog(QStringLiteral("%1 dives loaded").arg(dive_table.nr));
if (dive_table.nr == 0)
setStartPageText(tr("Cloud storage open successfully. No dives in dive list."));
}
void QMLManager::refreshDiveList()
{
MobileModels::instance()->invalidate();
}
// Ouch. Editing a dive might create a dive site or change an existing dive site.
// The following structure describes such a change caused by a dive edit.
// Hopefully, we can remove this in due course by using finer-grained undo-commands.
struct DiveSiteChange {
Command::OwningDiveSitePtr createdDs; // not-null if we created a dive site.
dive_site *editDs = nullptr; // not-null if we are supposed to edit an existing dive site.
location_t location = zero_location; // new value of the location if we edit an existing dive site.
bool changed = false; // true if either a dive site or the dive was changed.
};
static void setupDivesite(DiveSiteChange &res, struct dive *d, struct dive_site *ds, double lat, double lon, const char *locationtext)
{
location_t location = create_location(lat, lon);
if (ds) {
res.editDs = ds;
res.location = location;
} else {
res.createdDs.reset(alloc_dive_site_with_name(locationtext));
d->dive_site = res.createdDs.get();
}
res.changed = true;
}
bool QMLManager::checkDate(struct dive *d, QString date)
{
QString oldDate = formatDiveDateTime(d);
if (date != oldDate) {
QDateTime newDate;
// what a pain - Qt will not parse dates if the day of the week is incorrect
// so if the user changed the date but didn't update the day of the week (most likely behavior, actually),
// we need to make sure we don't try to parse that
QString format(QString(prefs.date_format_short) + QChar(' ') + prefs.time_format);
if (format.contains(QLatin1String("ddd")) || format.contains(QLatin1String("dddd"))) {
QString dateFormatToDrop = format.contains(QLatin1String("ddd")) ? QStringLiteral("ddd") : QStringLiteral("dddd");
QDateTime ts;
QLocale loc = getLocale();
ts.setMSecsSinceEpoch(d->when * 1000L);
QString drop = loc.toString(ts.toUTC(), dateFormatToDrop);
format.replace(dateFormatToDrop, "");
date.replace(drop, "");
}
// set date from string and make sure it's treated as UTC (like all our time stamps)
newDate = QDateTime::fromString(date, format);
newDate.setTimeSpec(Qt::UTC);
if (!newDate.isValid()) {
appendTextToLog("unable to parse date " + date + " with the given format " + format);
QRegularExpression isoDate("\\d+-\\d+-\\d+[^\\d]+\\d+:\\d+");
if (date.contains(isoDate)) {
newDate = QDateTime::fromString(date, "yyyy-M-d h:m:s");
if (newDate.isValid())
goto parsed;
newDate = QDateTime::fromString(date, "yy-M-d h:m:s");
if (newDate.isValid())
goto parsed;
}
QRegularExpression isoDateNoSecs("\\d+-\\d+-\\d+[^\\d]+\\d+");
if (date.contains(isoDateNoSecs)) {
newDate = QDateTime::fromString(date, "yyyy-M-d h:m");
if (newDate.isValid())
goto parsed;
newDate = QDateTime::fromString(date, "yy-M-d h:m");
if (newDate.isValid())
goto parsed;
}
QRegularExpression usDate("\\d+/\\d+/\\d+[^\\d]+\\d+:\\d+:\\d+");
if (date.contains(usDate)) {
newDate = QDateTime::fromString(date, "M/d/yyyy h:m:s");
if (newDate.isValid())
goto parsed;
newDate = QDateTime::fromString(date, "M/d/yy h:m:s");
if (newDate.isValid())
goto parsed;
newDate = QDateTime::fromString(date.toLower(), "M/d/yyyy h:m:sap");
if (newDate.isValid())
goto parsed;
newDate = QDateTime::fromString(date.toLower(), "M/d/yy h:m:sap");
if (newDate.isValid())
goto parsed;
}
QRegularExpression usDateNoSecs("\\d+/\\d+/\\d+[^\\d]+\\d+:\\d+");
if (date.contains(usDateNoSecs)) {
newDate = QDateTime::fromString(date, "M/d/yyyy h:m");
if (newDate.isValid())
goto parsed;
newDate = QDateTime::fromString(date, "M/d/yy h:m");
if (newDate.isValid())
goto parsed;
newDate = QDateTime::fromString(date.toLower(), "M/d/yyyy h:map");
if (newDate.isValid())
goto parsed;
newDate = QDateTime::fromString(date.toLower(), "M/d/yy h:map");
if (newDate.isValid())
goto parsed;
}
QRegularExpression leDate("\\d+\\.\\d+\\.\\d+[^\\d]+\\d+:\\d+:\\d+");
if (date.contains(leDate)) {
newDate = QDateTime::fromString(date, "d.M.yyyy h:m:s");
if (newDate.isValid())
goto parsed;
newDate = QDateTime::fromString(date, "d.M.yy h:m:s");
if (newDate.isValid())
goto parsed;
}
QRegularExpression leDateNoSecs("\\d+\\.\\d+\\.\\d+[^\\d]+\\d+:\\d+");
if (date.contains(leDateNoSecs)) {
newDate = QDateTime::fromString(date, "d.M.yyyy h:m");
if (newDate.isValid())
goto parsed;
newDate = QDateTime::fromString(date, "d.M.yy h:m");
if (newDate.isValid())
goto parsed;
}
}
parsed:
if (newDate.isValid()) {
// stupid Qt... two digit years are always 19xx - WTF???
// so if adding a hundred years gets you into something before a year from now...
// add a hundred years.
if (newDate.addYears(100) < QDateTime::currentDateTime().addYears(1))
newDate = newDate.addYears(100);
d->dc.when = d->when = dateTimeToTimestamp(newDate);
return true;
}
appendTextToLog("none of our parsing attempts worked for the date string");
}
return false;
}
bool QMLManager::checkLocation(DiveSiteChange &res, struct dive *d, QString location, QString gps)
{
struct dive_site *ds = get_dive_site_for_dive(d);
bool changed = false;
QString oldLocation = get_dive_location(d);
if (oldLocation != location) {
ds = get_dive_site_by_name(qPrintable(location), &dive_site_table);
if (!ds && !location.isEmpty()) {
res.createdDs.reset(alloc_dive_site_with_name(qPrintable(location)));
res.changed = true;
ds = res.createdDs.get();
}
d->dive_site = ds;
changed = true;
}
// now make sure that the GPS coordinates match - if the user changed the name but not
// the GPS coordinates, this still does the right thing as the now new dive site will
// have no coordinates, so the coordinates from the edit screen will get added
if (formatDiveGPS(d) != gps) {
double lat, lon;
if (parseGpsText(gps, &lat, &lon)) {
qDebug() << "parsed GPS, using it";