function date_week_range in Date 7.2

Same name and namespace in other branches

1. 5.2 date_api.module \date_week_range()
2. 6.2 date_api.module \date_week_range()
3. 6 date_api.module \date_week_range()
4. 7.3 date_api/date_api.module \date_week_range()
5. 7 date_api/date_api.module \date_week_range()

Calculates the start and end dates for a calendar week.

The dates are adjusted to use the chosen first day of week for this site.

Parameters

int $week: The week value.

int $year: The year value.

Return value

array A numeric array containing the start and end dates of a week.

2 calls to date_week_range()

DateApiTestCase::testDateApi in date_api/tests/DateApiTestCase.test

Test date_format_date().

date_sql_handler::complete_date in date_api/date_api_sql.inc

Create a complete date/time value out of an incomplete array of values.

File

date_api/date_api.module, line 2122

This module will make the date API available to other modules.

Code

function date_week_range($week, $year) {
  if (variable_get('date_api_use_iso8601', FALSE)) {
    return date_iso_week_range($week, $year);
  }
  $min_date = new DateObject($year . '-01-01 00:00:00');
  $min_date
    ->setTimezone(date_default_timezone_object());

  // Move to the right week.
  date_modify($min_date, '+' . strval(7 * ($week - 1)) . ' days');

  // Move backwards to the first day of the week.
  $first_day = variable_get('date_first_day', 0);
  $day_wday = date_format($min_date, 'w');
  date_modify($min_date, '-' . strval((7 + $day_wday - $first_day) % 7) . ' days');

  // Move forwards to the last day of the week.
  $max_date = clone $min_date;
  date_modify($max_date, '+6 days +23 hours +59 minutes +59 seconds');
  if (date_format($min_date, 'Y') != $year) {
    $min_date = new DateObject($year . '-01-01 00:00:00');
  }
  return array(
    $min_date,
    $max_date,
  );
}