public function parse(DateTimeParseContext $context, $text, $position) { // TODO cache formatter // new context to avoid overwriting fields like year/month/day $minDigits = $this->fractionalDigits < 0 ? 0 : $this->fractionalDigits; $maxDigits = $this->fractionalDigits < 0 ? 9 : $this->fractionalDigits; $parser = (new DateTimeFormatterBuilder())->append(DateTimeFormatter::ISO_LOCAL_DATE())->appendLiteral('T')->appendValue2(ChronoField::HOUR_OF_DAY(), 2)->appendLiteral(':')->appendValue2(ChronoField::MINUTE_OF_HOUR(), 2)->appendLiteral(':')->appendValue2(ChronoField::SECOND_OF_MINUTE(), 2)->appendFraction(ChronoField::NANO_OF_SECOND(), $minDigits, $maxDigits, true)->appendLiteral('Z')->toFormatter()->toPrinterParser(false); $newContext = $context->copy(); $pos = $parser->parse($newContext, $text, $position); if ($pos < 0) { return $pos; } // parser restricts most fields to 2 digits, so definitely int // correctly parsed nano is also guaranteed to be valid $yearParsed = $newContext->getParsed(ChronoField::YEAR()); $month = $newContext->getParsed(ChronoField::MONTH_OF_YEAR()); $day = $newContext->getParsed(ChronoField::DAY_OF_MONTH()); $hour = $newContext->getParsed(ChronoField::HOUR_OF_DAY()); $min = $newContext->getParsed(ChronoField::MINUTE_OF_HOUR()); $secVal = $newContext->getParsed(ChronoField::SECOND_OF_MINUTE()); $nanoVal = $newContext->getParsed(ChronoField::NANO_OF_SECOND()); $sec = $secVal !== null ? $secVal : 0; $nano = $nanoVal !== null ? $nanoVal : 0; $days = 0; if ($hour === 24 && $min === 0 && $sec === 0 && $nano === 0) { $hour = 0; $days = 1; } else { if ($hour === 23 && $min === 59 && $sec === 60) { $context->setParsedLeapSecond(); $sec = 59; } } $year = $yearParsed % 10000; try { $ldt = LocalDateTime::of($year, $month, $day, $hour, $min, $sec, 0)->plusDays($days); $instantSecs = $ldt->toEpochSecond(ZoneOffset::UTC()); $instantSecs += Math::multiplyExact(Math::div($yearParsed, 10000), self::SECONDS_PER_10000_YEARS); } catch (RuntimeException $ex) { // TODO What do we actually catch here and why return ~$position; } $successPos = $pos; $successPos = $context->setParsedField(ChronoField::INSTANT_SECONDS(), $instantSecs, $position, $successPos); return $context->setParsedField(ChronoField::NANO_OF_SECOND(), $nano, $position, $successPos); }
/** * Obtains an instance of {@code LocalDate} from a text string such as {@code 2007-12-03}. * <p> * The string must represent a valid date and is parsed using * {@link java.time.format.DateTimeFormatter#ISO_LOCAL_DATE}. * * @param string $text the text to parse such as "2007-12-03", not null * @return LocalDate the parsed local date, not null * @throws DateTimeParseException if the text cannot be parsed */ public static function parse($text) { return self::parseWith($text, DateTimeFormatter::ISO_LOCAL_DATE()); }
public function test_isoLocalDate_basics() { $this->assertEquals(DateTimeFormatter::ISO_LOCAL_DATE()->getChronology(), IsoChronology::INSTANCE()); $this->assertEquals(DateTimeFormatter::ISO_LOCAL_DATE()->getZone(), null); $this->assertEquals(DateTimeFormatter::ISO_LOCAL_DATE()->getResolverStyle(), ResolverStyle::STRICT()); }