protected static function DateBase::datetimeRangeYears in Webform 8.5
Same name and namespace in other branches
- 6.x src/Plugin/WebformElement/DateBase.php \Drupal\webform\Plugin\WebformElement\DateBase::datetimeRangeYears()
Specifies the start and end year to use as a date range.
Copied from: DateElementBase::datetimeRangeYears.
Parameters
string $string: A min and max year string like '-3:+1' or '2000:2010' or '2000:+3'.
object $date: (optional) A date object to test as a default value. Defaults to NULL.
Return value
array A numerically indexed array, containing the minimum and maximum year described by this pattern.
See also
\Drupal\Core\Datetime\Element\DateElementBase::datetimeRangeYears
1 call to DateBase::datetimeRangeYears()
- DateBase::getTestValues in src/
Plugin/ WebformElement/ DateBase.php - Get test values for an element.
File
- src/
Plugin/ WebformElement/ DateBase.php, line 615
Class
- DateBase
- Provides a base 'date' class.
Namespace
Drupal\webform\Plugin\WebformElementCode
protected static function datetimeRangeYears($string, $date = NULL) {
$datetime = new DrupalDateTime();
$this_year = $datetime
->format('Y');
list($min_year, $max_year) = explode(':', $string);
// Valid patterns would be -5:+5, 0:+1, 2008:2010.
$plus_pattern = '@[\\+|\\-][0-9]{1,4}@';
$year_pattern = '@^[0-9]{4}@';
if (!preg_match($year_pattern, $min_year, $matches)) {
if (preg_match($plus_pattern, $min_year, $matches)) {
$min_year = $this_year + $matches[0];
}
else {
$min_year = $this_year;
}
}
if (!preg_match($year_pattern, $max_year, $matches)) {
if (preg_match($plus_pattern, $max_year, $matches)) {
$max_year = $this_year + $matches[0];
}
else {
$max_year = $this_year;
}
}
// We expect the $min year to be less than the $max year. Some custom values
// for -99:+99 might not obey that.
if ($min_year > $max_year) {
$temp = $max_year;
$max_year = $min_year;
$min_year = $temp;
}
// If there is a current value, stretch the range to include it.
$value_year = $date instanceof DrupalDateTime ? $date
->format('Y') : '';
if (!empty($value_year)) {
$min_year = min($value_year, $min_year);
$max_year = max($value_year, $max_year);
}
return [
$min_year,
$max_year,
];
}