function datex_date_date_select_process_alter in Datex 7

Implements hook date_select_process_alter().

Converts Gregorian date to Jalali date before displaying it in Form API. (such as node edit form).

File

datex_date/datex_date.module, line 53

Provides Jalali support for date module.

Code

function datex_date_date_select_process_alter(&$element, &$form_state, $context) {
  if (_datex_skip_language()) {
    return;
  }
  $persian_date_names = DatexFormatter::persianDateNames();
  $y =& $element['year']['#default_value'];
  $m =& $element['month']['#default_value'];
  $d =& $element['day']['#default_value'];
  $default = DatexFormatter::toJalali($y, $m, $d);
  if (!empty($y)) {
    $y = $default['year'];
  }
  if (!empty($m)) {
    $m = $default['month'];
  }
  if (!empty($d)) {
    $d = $default['day'];
  }

  // Generating Year Option (if field has year granularity):
  if (in_array('year', $element['#granularity'])) {
    list($year_before, $year_after) = explode(':', $element['#date_year_range']);
    $element['year']['#options'] = array();

    // If year field is not required, add an empty value as drupal does.
    if (!$element['#required']) {
      $element['year']['#options'][''] = '';
    }

    // Now add actual year options.
    $year_now = DatexObjectUtils::getYear();
    for ($year = $year_now + intval($year_before); $year <= $year_now + intval($year_after); $year++) {
      $element['year']['#options'][$year] = $year;
    }
  }

  // Generating month Option (if field has month granularity).
  if (in_array('month', $element['#granularity'])) {
    $element['month']['#options'] = array();

    // If field is not required, add an empty value as drupal does.
    if (!$element['#required']) {
      $element['month']['#options'][''] = '';
    }

    // Now add month options.
    for ($i = 1; $i < 13; $i++) {
      $element['month']['#options'][$i] = $persian_date_names['months'][$i];
    }
  }
}