function webform_validate_time in Webform 7.4

Same name and namespace in other branches

1. 5.2 components/time.inc \webform_validate_time()
2. 5 components/time.inc \webform_validate_time()
3. 6.3 components/time.inc \webform_validate_time()
4. 6.2 components/time.inc \webform_validate_time()
5. 7.3 components/time.inc \webform_validate_time()

Validate that the time data is valid, calling form_error() if not.

1 string reference to 'webform_validate_time'

_webform_render_time in components/time.inc

Implements _webform_render_component().

File

components/time.inc, line 309

Webform module time component.

Code

function webform_validate_time($element, $form_state) {

  // Check if the user filled the required fields.
  if ($element['#required']) {
    foreach (array(
      'hour',
      'minute',
      'ampm',
    ) as $field_type) {
      if (isset($element[$field_type]) && $element[$field_type]['#value'] === '') {
        form_error($element, t('!name field is required.', array(
          '!name' => $element['#title'],
        )));
        return;
      }
    }
  }

  // Check for a valid time. Allow a minute with no hour as "no time set".
  if ($element['hour']['#value'] !== '') {
    if (!is_numeric($element['hour']['#value']) || !is_numeric($element['minute']['#value']) || isset($element['ampm']) && $element['ampm']['#value'] === '') {
      form_error($element, t('Entered !name is not a valid time.', array(
        '!name' => $element['#title'],
      )));
      return;
    }

    // Enforce the start and end times, if any.
    $timestamp = strtotime($element['hour']['#value'] . ':' . $element['minute']['#value'] . ' ' . (isset($element['ampm']) ? $element['ampm']['#value'] : ''));
    $start_time = strtotime($element['#start_time']);
    $end_time = strtotime($element['#end_time']);
    $subs = array(
      '@start_time' => $element['#start_time'],
      '@end_time' => $element['#end_time'],
    );
    if ($start_time !== FALSE && $end_time !== FALSE && $start_time > $end_time) {

      // Validate as "over midnight" date range.
      if ($end_time < $timestamp && $timestamp < $start_time) {
        form_error($element, t('The entered time must be from @start_time to midnight to @end_time.', $subs));
      }
    }
    else {

      // Validate the start and end times are a regular (over noon) time range.
      if ($start_time !== FALSE && $timestamp < $start_time) {
        form_error($element, t('The entered time must be no earlier than @start_time.', $subs));
      }
      if ($end_time !== FALSE && $timestamp > $end_time) {
        form_error($element, t('The entered time must be no later than @end_time.', $subs));
      }
    }
  }
}