void QMLManager::retrieveUserid()
{
if (reply->attribute(QNetworkRequest::HttpStatusCodeAttribute) != 302) {
appendTextToLog(QStringLiteral("Cloud storage connection not working correctly: (%1) %2")
.arg(reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt())
.arg(QString(reply->readAll())));
setStartPageText(RED_FONT + tr("Cannot connect to cloud storage") + END_FONT);
revertToNoCloudIfNeeded();
return;
}
setCredentialStatus(VALID);
QString userid(prefs.userid);
if (userid.isEmpty()) {
if (same_string(prefs.cloud_storage_email, "") || same_string(prefs.cloud_storage_password, "")) {
appendTextToLog("cloud user name or password are empty, can't retrieve web user id");
revertToNoCloudIfNeeded();
return;
}
appendTextToLog(QStringLiteral("calling getUserid with user %1").arg(prefs.cloud_storage_email));
userid = locationProvider->getUserid(prefs.cloud_storage_email, prefs.cloud_storage_password);
}
if (!userid.isEmpty()) {
// overwrite the existing userid
free(prefs.userid);
prefs.userid = strdup(qPrintable(userid));
QSettings s;
s.setValue("subsurface_webservice_uid", prefs.userid);
s.sync();
}
setCredentialStatus(VALID);
setStartPageText("Cloud credentials valid, loading dives...");
git_storage_update_progress(true, "load dives with valid credentials");
// this only gets called with "alreadySaving" already locked
loadDivesWithValidCredentials();
}
void QMLManager::loadDivesWithValidCredentials()
{
QString url;
if (getCloudURL(url)) {
QString errorString(get_error_string());
appendTextToLog(errorString);
setStartPageText(RED_FONT + tr("Cloud storage error: %1").arg(errorString) + END_FONT);
setAccessingCloud(-1);
alreadySaving = false;
return;
}
QByteArray fileNamePrt = QFile::encodeName(url);
git_repository *git;
const char *branch;
int error;
if (check_git_sha(fileNamePrt.data(), &git, &branch) == 0) {
qDebug() << "local cache was current, no need to modify dive list";
appendTextToLog("Cloud sync shows local cache was current");
setLoadFromCloud(true);
setAccessingCloud(-1);
alreadySaving = false;
return;
}
appendTextToLog("Cloud sync brought newer data, reloading the dive list");
clear_dive_file_data();
if (git != dummy_git_repository) {
appendTextToLog(QString("have repository and branch %1").arg(branch));
error = git_load_dives(git, branch);
} else {
appendTextToLog(QString("didn't receive valid git repo, try again"));
error = parse_file(fileNamePrt.data());
}
setAccessingCloud(-1);
if (!error) {
report_error("filename is now %s", fileNamePrt.data());
const char *error_string = get_error_string();
appendTextToLog(error_string);
set_filename(fileNamePrt.data(), true);
} else {
report_error("failed to open file %s", fileNamePrt.data());
QString errorString(get_error_string());
appendTextToLog(errorString);
setStartPageText(RED_FONT + tr("Cloud storage error: %1").arg(errorString) + END_FONT);
alreadySaving = false;
return;
}
prefs.unit_system = informational_prefs.unit_system;
if (informational_prefs.unit_system == IMPERIAL)
informational_prefs.units = IMPERIAL_units;
prefs.units = informational_prefs.units;
DiveListModel::instance()->clear();
process_dives(false, false);
DiveListModel::instance()->addAllDives();
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."));
setLoadFromCloud(true);
alreadySaving = false;
}
void QMLManager::saveCloudCredentials()
{
QSettings s;
bool cloudCredentialsChanged = false;
s.beginGroup("CloudStorage");
s.setValue("email", cloudUserName());
s.setValue("password", cloudPassword());
s.sync();
if (!same_string(prefs.cloud_storage_email, qPrintable(cloudUserName()))) {
free(prefs.cloud_storage_email);
prefs.cloud_storage_email = strdup(qPrintable(cloudUserName()));
cloudCredentialsChanged = true;
}
cloudCredentialsChanged |= !same_string(prefs.cloud_storage_password, qPrintable(cloudPassword()));
if (!cloudCredentialsChanged) {
// just go back to the dive list
setCredentialStatus(oldStatus());
}
if (!same_string(prefs.cloud_storage_password, qPrintable(cloudPassword()))) {
free(prefs.cloud_storage_password);
prefs.cloud_storage_password = strdup(qPrintable(cloudPassword()));
}
if (cloudUserName().isEmpty() || cloudPassword().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();
free(prefs.userid);
prefs.userid = NULL;
syncLoadFromCloud();
QString url;
getCloudURL(url);
manager()->clearAccessCache(); // remove any chached credentials
clear_git_id(); // invalidate our remembered GIT SHA
clear_dive_file_data();
DiveListModel::instance()->clear();
GpsListModel::instance()->clear();
setStartPageText(tr("Attempting to open cloud storage with new credentials"));
// we therefore know that no one else is already accessing THIS git repo;
// let's make sure we stay the only ones doing so
alreadySaving = true;
// 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 = prefs.git_local_only;
prefs.git_local_only = false;
openLocalThenRemote(url);
} else if (prefs.cloud_verification_status = CS_NEED_TO_VERIFY && !cloudPin().isEmpty()) {
// the user entered a PIN?
tryRetrieveDataFromBackend();
}
}
void QMLManager::checkCredentialsAndExecute(execute_function_type execute)
{
// if the cloud credentials are present, we should try to get the GPS Webservice ID
// and (if we haven't done so) load the dive list
if (!same_string(prefs.cloud_storage_email, "") &&
!same_string(prefs.cloud_storage_password, "")) {
setAccessingCloud(0);
setStartPageText(tr("Testing cloud credentials"));
appendTextToLog("Have credentials, let's see if they are valid");
CloudStorageAuthenticate *csa = new CloudStorageAuthenticate(this);
csa->backend(prefs.cloud_storage_email, prefs.cloud_storage_password, cloudPin());
// 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);
revertToNoCloudIfNeeded();
return;
}
myTimer.stop();
setCloudPin("");
if (prefs.cloud_verification_status != CS_VERIFIED) {
// here we need to enter the PIN
appendTextToLog(QStringLiteral("Need to verify the email address - enter PIN in desktop app"));
setStartPageText(RED_FONT + tr("Cannot connect to cloud storage - cloud account not verified") + END_FONT);
revertToNoCloudIfNeeded();
setShowPin(true);
return;
}
if (showPin())
setShowPin(false);
// now check the redirect URL to make sure everything is set up on the cloud server
connect(manager(), &QNetworkAccessManager::authenticationRequired, this, &QMLManager::provideAuth, Qt::UniqueConnection);
QUrl url(CLOUDREDIRECTURL);
request = QNetworkRequest(url);
request.setRawHeader("User-Agent", getUserAgent().toUtf8());
request.setRawHeader("Accept", "text/html");
reply = manager()->get(request);
connect(reply, SIGNAL(error(QNetworkReply::NetworkError)), this, SLOT(handleError(QNetworkReply::NetworkError)));
connect(reply, &QNetworkReply::sslErrors, this, &QMLManager::handleSslErrors);
connect(reply, &QNetworkReply::finished, this, execute, Qt::UniqueConnection);
}
}
QMLManager::QMLManager() : m_locationServiceEnabled(false),
m_verboseEnabled(false),
reply(0),
deletedDive(0),
deletedTrip(0),
m_updateSelectedDive(-1),
m_selectedDiveTimestamp(0),
m_credentialStatus(UNKNOWN),
m_lastDevicePixelRatio(1.0),
alreadySaving(false)
{
m_instance = this;
connect(qobject_cast<QApplication *>(QApplication::instance()), &QApplication::applicationStateChanged, this, &QMLManager::applicationStateChanged);
appendTextToLog(getUserAgent());
appendTextToLog(QStringLiteral("build with Qt Version %1, runtime from Qt Version %2").arg(QT_VERSION_STR).arg(qVersion()));
qDebug() << "Starting" << getUserAgent();
qDebug() << QStringLiteral("build with Qt Version %1, runtime from Qt Version %2").arg(QT_VERSION_STR).arg(qVersion());
setStartPageText(tr("Starting..."));
setAccessingCloud(-1);
setShowPin(false);
// create location manager service
locationProvider = new GpsLocation(&appendTextToLogStandalone, this);
connect(locationProvider, SIGNAL(haveSourceChanged()), this, SLOT(hasLocationSourceChanged()));
setLocationServiceAvailable(locationProvider->hasLocationsSource());
set_git_update_cb(&gitProgressCB);
// make sure we know if the current cloud repo has been successfully synced
syncLoadFromCloud();
}
void QMLManager::revertToNoCloudIfNeeded()
{
if (currentGitLocalOnly) {
// we tried to connect to the cloud for the first time and that failed
currentGitLocalOnly = false;
prefs.git_local_only = true;
}
if (oldStatus() == 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 NOCLOUD mode in order to prevent us from losing the locally stored
// dives
if (syncToCloud() == false) {
appendTextToLog(QStringLiteral("taking things back offline since sync with cloud failed"));
prefs.git_local_only = syncToCloud();
}
free(prefs.cloud_storage_email);
prefs.cloud_storage_email = NULL;
free(prefs.cloud_storage_password);
prefs.cloud_storage_password = NULL;
setCloudUserName("");
setCloudPassword("");
setCredentialStatus(INCOMPLETE);
set_filename(NOCLOUD_LOCALSTORAGE, true);
setStartPageText(RED_FONT + tr("Failed to connect to cloud server, reverting to no cloud status") + END_FONT);
}
setAccessingCloud(-1);
alreadySaving = false;
}
void QMLManager::handleError(QNetworkReply::NetworkError nError)
{
QString errorString = reply->errorString();
qDebug() << "handleError" << nError << errorString;
setStartPageText(RED_FONT + tr("Cannot open cloud storage: %1").arg(errorString) + END_FONT);
reply->abort();
reply->deleteLater();
setAccessingCloud(-1);
}
void QMLManager::saveCloudCredentials()
{
QSettings s;
bool cloudCredentialsChanged = false;
s.beginGroup("CloudStorage");
s.setValue("email", cloudUserName());
s.setValue("password", cloudPassword());
s.sync();
if (!same_string(prefs.cloud_storage_email, qPrintable(cloudUserName()))) {
free(prefs.cloud_storage_email);
prefs.cloud_storage_email = strdup(qPrintable(cloudUserName()));
cloudCredentialsChanged = true;
}
cloudCredentialsChanged |= !same_string(prefs.cloud_storage_password, qPrintable(cloudPassword()));
if (!cloudCredentialsChanged) {
// just go back to the dive list
setCredentialStatus(oldStatus());
}
if (!same_string(prefs.cloud_storage_password, qPrintable(cloudPassword()))) {
free(prefs.cloud_storage_password);
prefs.cloud_storage_password = strdup(qPrintable(cloudPassword()));
}
if (cloudUserName().isEmpty() || cloudPassword().isEmpty()) {
setStartPageText(RED_FONT + tr("Please enter valid cloud credentials.") + END_FONT);
} else if (cloudCredentialsChanged) {
free(prefs.userid);
prefs.userid = NULL;
syncLoadFromCloud();
QString url;
getCloudURL(url);
manager()->clearAccessCache(); // remove any chached credentials
clear_git_id(); // invalidate our remembered GIT SHA
clear_dive_file_data();
DiveListModel::instance()->clear();
GpsListModel::instance()->clear();
setStartPageText(tr("Attempting to open cloud storage with new credentials"));
// we therefore know that no one else is already accessing THIS git repo;
// let's make sure we stay the only ones doing so
alreadySaving = true;
openLocalThenRemote(url);
}
}
void QMLManager::handleSslErrors(const QList<QSslError> &errors)
{
setStartPageText(RED_FONT + tr("Cannot open cloud storage: Error creating https connection") + END_FONT);
Q_FOREACH (QSslError e, errors) {
qDebug() << e.errorString();
}
reply->abort();
reply->deleteLater();
setAccessingCloud(-1);
}
void QMLManager::loadDiveProgress(int percent)
{
QString text(tr("Loading dive list from cloud storage."));
setAccessingCloud(percent);
while (percent > 0) {
text.append(".");
percent -= 10;
}
setStartPageText(text);
}
void QMLManager::consumeFinishedLoad(timestamp_t currentDiveTimestamp)
{
prefs.unit_system = informational_prefs.unit_system;
if (informational_prefs.unit_system == IMPERIAL)
informational_prefs.units = IMPERIAL_units;
prefs.units = informational_prefs.units;
DiveListModel::instance()->clear();
process_dives(false, false);
DiveListModel::instance()->addAllDives();
if (currentDiveTimestamp)
setUpdateSelectedDive(dlSortModel->getIdxForId(get_dive_id_closest_to(currentDiveTimestamp)));
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."));
alreadySaving = false;
}
void QMLManager::provideAuth(QNetworkReply *reply, QAuthenticator *auth)
{
if (auth->user() == QString(prefs.cloud_storage_email) &&
auth->password() == QString(prefs.cloud_storage_password)) {
// OK, credentials have been tried and didn't work, so they are invalid
appendTextToLog("Cloud credentials are invalid");
setStartPageText(RED_FONT + tr("Cloud credentials are invalid") + END_FONT);
setCredentialStatus(INVALID);
reply->disconnect();
reply->abort();
reply->deleteLater();
return;
}
auth->setUser(prefs.cloud_storage_email);
auth->setPassword(prefs.cloud_storage_password);
}
QMLManager::QMLManager() : m_locationServiceEnabled(false),
m_verboseEnabled(false),
m_credentialStatus(UNKNOWN),
reply(0)
{
m_instance = this;
appendTextToLog(getUserAgent());
appendTextToLog(QStringLiteral("build with Qt Version %1, runtime from Qt Version %2").arg(QT_VERSION_STR).arg(qVersion()));
qDebug() << "Starting" << getUserAgent();
qDebug() << QStringLiteral("build with Qt Version %1, runtime from Qt Version %2").arg(QT_VERSION_STR).arg(qVersion());
setStartPageText(tr("Starting..."));
// create location manager service
locationProvider = new GpsLocation(&appendTextToLogStandalone, this);
set_git_update_cb(&gitProgressCB);
// make sure we know if the current cloud repo has been successfully synced
syncLoadFromCloud();
}
void QMLManager::checkCredentialsAndExecute(execute_function_type execute)
{
// if the cloud credentials are present, we should try to get the GPS Webservice ID
// and (if we haven't done so) load the dive list
if (!same_string(prefs.cloud_storage_email, "") &&
!same_string(prefs.cloud_storage_password, "")) {
setAccessingCloud(0);
setStartPageText(tr("Testing cloud credentials"));
appendTextToLog("Have credentials, let's see if they are valid");
connect(manager(), &QNetworkAccessManager::authenticationRequired, this, &QMLManager::provideAuth, Qt::UniqueConnection);
connect(manager(), &QNetworkAccessManager::finished, this, execute, Qt::UniqueConnection);
QUrl url(CLOUDREDIRECTURL);
request = QNetworkRequest(url);
request.setRawHeader("User-Agent", getUserAgent().toUtf8());
request.setRawHeader("Accept", "text/html");
reply = manager()->get(request);
connect(reply, SIGNAL(error(QNetworkReply::NetworkError)), this, SLOT(handleError(QNetworkReply::NetworkError)));
connect(reply, &QNetworkReply::sslErrors, this, &QMLManager::handleSslErrors);
}
}
void QMLManager::finishSetup()
{
// Initialize cloud credentials.
setCloudUserName(prefs.cloud_storage_email);
setCloudPassword(prefs.cloud_storage_password);
// if the cloud credentials are valid, we should get the GPS Webservice ID as well
QString url;
if (!cloudUserName().isEmpty() &&
!cloudPassword().isEmpty() &&
getCloudURL(url) == 0) {
// we know that we are the first ones to access git storage, so we don't need to test,
// but we need to make sure we stay the only ones accessing git storage
alreadySaving = true;
openLocalThenRemote(url);
} else {
setCredentialStatus(INCOMPLETE);
appendTextToLog(QStringLiteral("no cloud credentials"));
setStartPageText(RED_FONT + tr("Please enter valid cloud credentials.") + END_FONT);
}
setDistanceThreshold(prefs.distance_threshold);
setTimeThreshold(prefs.time_threshold / 60);
}
void QMLManager::finishSetup()
{
// Initialize cloud credentials.
setCloudUserName(prefs.cloud_storage_email);
setCloudPassword(prefs.cloud_storage_password);
setSyncToCloud(!prefs.git_local_only);
// if the cloud credentials are valid, we should get the GPS Webservice ID as well
QString url;
if (!cloudUserName().isEmpty() &&
!cloudPassword().isEmpty() &&
getCloudURL(url) == 0) {
// we know that we are the first ones to access git storage, so we don't need to test,
// but we need to make sure we stay the only ones accessing git storage
alreadySaving = true;
openLocalThenRemote(url);
} else if (!same_string(existing_filename, "")) {
setCredentialStatus(NOCLOUD);
appendTextToLog(tr("working in no-cloud mode"));
int error = parse_file(existing_filename);
if (error) {
// we got an error loading the local file
appendTextToLog(QString("got error %2 when parsing file %1").arg(existing_filename, get_error_string()));
set_filename(NULL, "");
} else {
// successfully opened the local file, now add thigs to the dive list
consumeFinishedLoad(0);
setAccessingCloud(-1);
appendTextToLog(QString("working in no-cloud mode, finished loading %1 dives from %2").arg(dive_table.nr).arg(existing_filename));
}
} else {
setCredentialStatus(INCOMPLETE);
appendTextToLog(tr("no cloud credentials"));
setStartPageText(RED_FONT + tr("Please enter valid cloud credentials.") + END_FONT);
}
setDistanceThreshold(prefs.distance_threshold);
setTimeThreshold(prefs.time_threshold / 60);
}
void QMLManager::loadDivesWithValidCredentials()
{
QString url;
timestamp_t currentDiveTimestamp = selectedDiveTimestamp();
if (getCloudURL(url)) {
QString errorString(get_error_string());
appendTextToLog(errorString);
setStartPageText(RED_FONT + tr("Cloud storage error: %1").arg(errorString) + 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) {
qDebug() << "local cache was current, no need to modify dive list";
appendTextToLog("Cloud sync shows local cache was current");
goto successful_exit;
}
appendTextToLog("Cloud sync brought newer data, reloading the dive list");
clear_dive_file_data();
if (git != dummy_git_repository) {
appendTextToLog(QString("have repository and branch %1").arg(branch));
error = git_load_dives(git, branch);
} else {
appendTextToLog(QString("didn't receive valid git repo, try again"));
error = parse_file(fileNamePrt.data());
}
setAccessingCloud(-1);
if (!error) {
report_error("filename is now %s", fileNamePrt.data());
const char *error_string = get_error_string();
appendTextToLog(error_string);
set_filename(fileNamePrt.data(), true);
} else {
report_error("failed to open file %s", fileNamePrt.data());
QString errorString(get_error_string());
appendTextToLog(errorString);
revertToNoCloudIfNeeded();
return;
}
consumeFinishedLoad(currentDiveTimestamp);
successful_exit:
alreadySaving = false;
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 (oldStatus() == NOCLOUD) {
git_storage_update_progress(false, "import dives from nocloud local storage");
dive_table.preexisting = dive_table.nr;
mergeLocalRepo();
DiveListModel::instance()->clear();
DiveListModel::instance()->addAllDives();
appendTextToLog(QStringLiteral("%1 dives loaded after importing nocloud local storage").arg(dive_table.nr));
saveChangesLocal();
if (syncToCloud() == false) {
appendTextToLog(QStringLiteral("taking things back offline now that storage is synced"));
prefs.git_local_only = syncToCloud();
}
}
setAccessingCloud(-1);
// if we got here just for an initial connection to the cloud, reset to offline
if (currentGitLocalOnly) {
currentGitLocalOnly = false;
prefs.git_local_only = true;
}
return;
}