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QML UI: if the date entered doesn't match the format, try harder

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This implements a bunch of standard date and time formats, hoping that
what the user entered matches one of them.

I guess in the end we need to find decent calendar/clock based widgets to
enter the time and avoid the whole parsing hassle.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Dirk Hohndel 2016-03-10 18:36:46 -08:00
parent 3be6b128fd
commit 969ca3d9ea
1 changed files with 73 additions and 0 deletions
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73
qt-mobile/qmlmanager.cpp
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@ -6,6 +6,7 @@
#include <QAuthenticator>
#include <QDesktopServices>
#include <QTextDocument>
#include <QRegularExpression>
#include "qt-models/divelistmodel.h"
#include <gpslistmodel.h>
@ -416,6 +417,76 @@ void QMLManager::commitChanges(QString diveId, QString date, QString location, Q
date.replace(drop, "");
}
newDate = QDateTime::fromString(date, format);
if (!newDate.isValid()) {
qDebug() << "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...
@ -423,6 +494,8 @@ void QMLManager::commitChanges(QString diveId, QString date, QString location, Q
if (newDate.addYears(100) < QDateTime::currentDateTime().addYears(1))
newDate = newDate.addYears(100);
d->dc.when = d->when = newDate.toMSecsSinceEpoch() / 1000 + gettimezoneoffset(newDate.toMSecsSinceEpoch() / 1000);
} else {
qDebug() << "none of our parsing attempts worked for the date string";
}
}
struct dive_site *ds = get_dive_site_by_uuid(d->dive_site_uuid);