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Add a timeout (500ms) to GeoLoccation discovery

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GeoLocation discovery would hang if on an incorrectly configured proxy -
this way we will finish as soon as it tries to get everything.

I also need to see what to do with the dive sites if it fails to find any.

Signed-off-by: Tomaz Canabrava <tomaz.canabrava@intel.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Tomaz Canabrava 2015-06-01 15:47:25 -03:00 committed by Dirk Hohndel
parent d0b5f355ab
commit b9a3234371
1 changed files with 30 additions and 7 deletions
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37
divesitehelpers.cpp
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@ -16,6 +16,7 @@
#include <QNetworkAccessManager>
#include <QUrlQuery>
#include <QEventLoop>
#include <QTimer>
struct GeoLookupInfo {
degrees_t lat;
@ -46,21 +47,43 @@ void ReverseGeoLookupThread::run() {
QString apiCall("http://open.mapquestapi.com/nominatim/v1/reverse.php?format=json&accept-language=%1&lat=%2&lon=%3");
Q_FOREACH (const GeoLookupInfo& info, geo_lookup_data ) {
request.setUrl(apiCall.arg(uiLanguage(NULL)).arg(info.lat.udeg / 1000000.0).arg(info.lon.udeg / 1000000.0));
QNetworkReply *reply = rgl->get(request);
QObject::connect(reply, SIGNAL(finished()), &loop, SLOT(quit()));
QTimer timer;
timer.setSingleShot(true);
QEventLoop loop;
connect(&timer, SIGNAL(timeout()), &loop, SLOT(quit()));
connect(reply, SIGNAL(finished()), &loop, SLOT(quit()));
timer.start(500); // 30 secs. timeout
loop.exec();
QJsonParseError errorObject;
QJsonDocument jsonDoc = QJsonDocument::fromJson(reply->readAll(), &errorObject);
if (errorObject.error != QJsonParseError::NoError) {
qDebug() << errorObject.errorString();
} else {
if(timer.isActive()) {
timer.stop();
if(reply->error() > 0)
goto clear_reply;
int v = reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt();
if (v < 200 || v >= 300)
goto clear_reply;
QJsonParseError errorObject;
QJsonDocument jsonDoc = QJsonDocument::fromJson(reply->readAll(), &errorObject);
if (errorObject.error != QJsonParseError::NoError)
goto clear_reply;
QJsonObject obj = jsonDoc.object();
QJsonObject address = obj.value("address").toObject();
qDebug() << "found country:" << address.value("country").toString();
struct dive_site *ds = get_dive_site_by_uuid(info.uuid);
ds->notes = add_to_string(ds->notes, "countrytag: %s", address.value("country").toString().toUtf8().data());
} else {
disconnect(reply, SIGNAL(finished()), &loop, SLOT(quit()));
reply->abort();
}
clear_reply:
reply->deleteLater();
}
rgl->deleteLater();