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Ical: add some kind of better parsing when date/time of event is in specified timezone, it sucks before the iCal SPEC is huge and i just cannot implement it all correctly for purpose in rssguard

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This commit is contained in:
Martin Rotter 2024-03-13 10:06:32 +01:00
parent 6479805799
commit 143f24c1b6
2 changed files with 37 additions and 17 deletions
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47
src/librssguard/services/standard/parsers/icalparser.cpp
View File

@ -109,15 +109,15 @@ QString IcalParser::objMessageDescription(const QVariant& msg_element) const {
const IcalendarComponent& comp_base = msg_element.value<IcalendarComponent>();
const EventComponent& comp = static_cast<const EventComponent&>(comp_base);
auto son = comp.startsOn(m_iCalendar.m_tzs);
auto soff = comp.endsOn(m_iCalendar.m_tzs);
bool has_dt;
auto son = comp.startsOn(m_iCalendar.m_tzs, &has_dt).toLocalTime();
QString formaton = son.time().hour() > 0 || son.time().minute() > 0 || son.time().second() > 0
? QLocale().dateTimeFormat(QLocale::FormatType::LongFormat)
: QLocale().dateFormat(QLocale::FormatType::LongFormat);
QString formatoff = soff.time().hour() > 0 || soff.time().minute() > 0 || soff.time().second() > 0
? QLocale().dateTimeFormat(QLocale::FormatType::LongFormat)
: QLocale().dateFormat(QLocale::FormatType::LongFormat);
QString formaton = has_dt ? QLocale().dateTimeFormat(QLocale::FormatType::LongFormat)
: QLocale().dateFormat(QLocale::FormatType::LongFormat);
auto soff = comp.endsOn(m_iCalendar.m_tzs, &has_dt).toLocalTime();
QString formatoff = has_dt ? QLocale().dateTimeFormat(QLocale::FormatType::LongFormat)
: QLocale().dateFormat(QLocale::FormatType::LongFormat);
QString body = QSL("Start date/time: %2<br/>"
"End date/time: %3<br/>"
@ -309,7 +309,8 @@ QVariant IcalendarComponent::getPropertyValue(const QString& property_name, QStr
QDateTime IcalendarComponent::fixupDate(QDateTime dat,
const QString& dt_format,
const QMap<QString, QTimeZone>& time_zones,
const QString& modifiers) const {
const QString& modifiers,
bool* has_dt) const {
// dat.setTimeSpec(Qt::TimeSpec::LocalTime);
// auto xx = dat.toUTC().toString();
@ -317,7 +318,11 @@ QDateTime IcalendarComponent::fixupDate(QDateTime dat,
bool time_initialized = dt_format.contains('T');
QStringList spl = modifiers.split('=');
if (time_initialized && time_zones.contains(spl.at(1))) {
if (has_dt != nullptr) {
*has_dt = time_initialized;
}
if (time_initialized && spl.size() == 2 && time_zones.contains(spl.at(1))) {
QTimeZone tz = time_zones.value(spl.at(1));
dat.setTimeSpec(Qt::TimeSpec::TimeZone);
@ -335,20 +340,34 @@ QDateTime IcalendarComponent::fixupDate(QDateTime dat,
}
}
QDateTime EventComponent::startsOn(const QMap<QString, QTimeZone>& time_zones) const {
QDateTime EventComponent::startsOn(const QMap<QString, QTimeZone>& time_zones, bool* had_dt) const {
QString modifiers;
QString dt_format;
bool has_dt;
QDateTime dat = TextFactory::parseDateTime(getPropertyValue(QSL("DTSTART"), modifiers).toString(), &dt_format);
return fixupDate(dat, dt_format, time_zones, modifiers);
dat = fixupDate(dat, dt_format, time_zones, modifiers, &has_dt);
if (had_dt != nullptr) {
*had_dt = has_dt;
}
return dat;
}
QDateTime EventComponent::endsOn(const QMap<QString, QTimeZone>& time_zones) const {
QDateTime EventComponent::endsOn(const QMap<QString, QTimeZone>& time_zones, bool *had_dt) const {
QString modifiers;
QString dt_format;
bool has_dt;
QDateTime dat = TextFactory::parseDateTime(getPropertyValue(QSL("DTEND"), modifiers).toString(), &dt_format);
return fixupDate(dat, dt_format, time_zones, modifiers);
dat = fixupDate(dat, dt_format, time_zones, modifiers, &has_dt);
if (had_dt != nullptr) {
*had_dt = has_dt;
}
return dat;
}
QString EventComponent::title() const {

7
src/librssguard/services/standard/parsers/icalparser.h
View File

@ -21,7 +21,8 @@ class IcalendarComponent {
QDateTime fixupDate(QDateTime dat,
const QString& dt_format,
const QMap<QString, QTimeZone>& time_zones,
const QString& modifiers) const;
const QString& modifiers,
bool* has_dt = nullptr) const;
QVariantMap m_properties;
};
@ -30,8 +31,8 @@ Q_DECLARE_METATYPE(IcalendarComponent)
class EventComponent : public IcalendarComponent {
public:
QDateTime startsOn(const QMap<QString, QTimeZone>& time_zones = {}) const;
QDateTime endsOn(const QMap<QString, QTimeZone>& time_zones = {}) const;
QDateTime startsOn(const QMap<QString, QTimeZone>& time_zones = {}, bool* had_dt = nullptr) const;
QDateTime endsOn(const QMap<QString, QTimeZone>& time_zones = {}, bool* had_dt = nullptr) const;
QString title() const;
QString url() const;
QString organizer() const;