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LibCore: Add a primitive comparison function to DateTime

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This should go away when we get the ability to parse strings to
DateTime's.
This commit is contained in:
AnotherTest 2020-05-07 09:11:07 +04:30 • committed by Andreas Kling
parent 3df3ab4598
commit d051fffe25
2 changed files with 10 additions and 0 deletions
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6
Libraries/LibCore/DateTime.cpp
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@ -280,6 +280,12 @@ String DateTime::to_string(const String& format) const
return builder.build(); return builder.build();
} }
bool DateTime::is_before(const String& other) const
{
auto now_string = String::format("%04d%02d%02d%02d%02d%02dZ", year(), month(), weekday(), hour(), minute(), second());
return __builtin_strcasecmp(now_string.characters(), other.characters()) < 0;
}
const LogStream& operator<<(const LogStream& stream, const DateTime& value) const LogStream& operator<<(const LogStream& stream, const DateTime& value)
{ {
return stream << value.to_string(); return stream << value.to_string();

4
Libraries/LibCore/DateTime.h
View file

@ -54,6 +54,10 @@ public:
static DateTime now(); static DateTime now();
static DateTime from_timestamp(time_t); static DateTime from_timestamp(time_t);
// FIXME: This should be replaced with a proper comparison
// operator when we get the equivalent of strptime
bool is_before(const String&) const;
private: private:
time_t m_timestamp { 0 }; time_t m_timestamp { 0 };
unsigned m_year { 0 }; unsigned m_year { 0 };