function date_select_validate in Date 5.2

Same name and namespace in other branches

1. 6.2 date_api_elements.inc \date_select_validate()
2. 6 date_api_elements.inc \date_select_validate()
3. 7.3 date_api/date_api_elements.inc \date_select_validate()
4. 7 date_api/date_api_elements.inc \date_select_validate()
5. 7.2 date_api/date_api_elements.inc \date_select_validate()

Validation function for date selector.

File

./date_api_elements.inc, line 402

Date API elements themes and validation. This file is only included during the edit process to reduce memory usage.

Code

function date_select_validate($element) {
  if (is_array($element['#value'])) {

    // Strip field labels out of the results.
    foreach ($element['#value'] as $field => $field_value) {
      if (substr($field_value, 0, 1) == '-') {
        $element['#value'][$field] = '';
      }
    }
  }
  $error_field = implode('][', $element['#parents']);
  $errors = array();
  if (in_array('year', $element['#granularity']) && ($element['#required'] || !empty($element['#value']['year']))) {
    if ($element['#value']['year'] < variable_get('date_min_year', 1) || $element['#value']['year'] > variable_get('date_max_year', 4000)) {
      $errors[] = t('The year must be a number between %min and %max.', array(
        '%min' => variable_get('date_min_year', 1),
        '%max' => variable_get('date_max_year', 4000),
      ));
    }
    else {
      $year = $element['#value']['year'];
    }
  }
  if (in_array('month', $element['#granularity']) && ($element['#required'] || !empty($element['#value']['month']))) {
    if ($element['#value']['month'] < 1 || $element['#value']['month'] > 12) {
      $errors[] = t('The month must be a number between 1 and 12.');
    }
    else {
      $month = $element['#value']['month'];
    }
  }
  if (in_array('day', $element['#granularity']) && ($element['#required'] || !empty($element['#value']['day']))) {
    $min = 1;
    $max = isset($year) && isset($month) ? date_days_in_month($year, $month) : 31;
    if ($element['#value']['day'] < $min || $element['#value']['day'] > $max) {
      $errors[] = t('The day must be a number between !min and !max.', array(
        '!min' => $min,
        '!max' => $max,
      ));
    }
  }
  if (in_array('hour', $element['#granularity']) && ($element['#required'] || !empty($element['#value']['hour']))) {
    $min = isset($element['#value']['ampm']) ? 1 : 0;
    $max = isset($element['#value']['ampm']) ? 12 : 23;
    if ($element['#value']['hour'] < $min || $element['#value']['hour'] > $max) {
      $errors[] = t('The hour must be a number between !min and !max.', array(
        '!min' => $min,
        '!max' => $max,
      ));
    }
  }
  if (in_array('minute', $element['#granularity']) && ($element['#required'] || !empty($element['#value']['minute']))) {
    $min = 0;
    $max = 59;
    if ($element['#value']['minute'] < $min || $element['#value']['minute'] > $max) {
      $errors[] = t('The minute must be a number between !min and !max.', array(
        '!min' => $min,
        '!max' => $max,
      ));
    }
  }
  if (in_array('second', $element['#granularity']) && ($element['#required'] || !empty($element['#value']['second']))) {
    $min = 0;
    $max = 59;
    if ($element['#value']['second'] < $min || $element['#value']['second'] > $max) {
      $errors[] = t('The second must be a number between !min and !max.', array(
        '!min' => $min,
        '!max' => $max,
      ));
    }
  }
  if (isset($element['#value']['ampm'])) {
    if ($element['#value']['ampm'] == 'pm' && $element['#value']['hour'] < 12) {
      $element['#value']['hour'] += 12;
    }
    elseif ($element['#value']['ampm'] == 'am' && $element['#value']['hour'] == 12) {
      $element['#value']['hour'] -= 12;
    }
  }
  $value = date_select_input_value($element);
  if (empty($value) && empty($errors) && $element['#required']) {
    $errors[] = t('A valid value is required.');
  }
  if (!empty($errors)) {
    array_unshift($errors, t('%field has errors.', array(
      '%field' => $element['#title'],
    )));
    form_set_error($error_field, implode(' ', $errors));
  }

  // If there are no errors and the value is valid, set it.
  if (empty($errors) && !empty($value)) {
    form_set_value($element, $value);
  }
  else {
    form_set_value($element, NULL);
  }
}