function system_date_time_settings

Form builder; Configure the site date and time settings.

See also

system_settings_form()

Related topics

File

modules/system/system.admin.inc, line 2017

Code

function system_date_time_settings() {
    // Get list of all available date types.
    drupal_static_reset('system_get_date_types');
    $format_types = system_get_date_types();
    // Get list of all available date formats.
    $all_formats = array();
    drupal_static_reset('system_get_date_formats');
    $date_formats = system_get_date_formats();
    // Call this to rebuild the list, and to have default list.
    foreach ($date_formats as $type => $format_info) {
        $all_formats = array_merge($all_formats, $format_info);
    }
    $custom_formats = system_get_date_formats('custom');
    if (!empty($format_types)) {
        foreach ($format_types as $type => $type_info) {
            // If a system type, only show the available formats for that type and
            // custom ones.
            if ($type_info['locked'] == 1) {
                $formats = system_get_date_formats($type);
                if (empty($formats)) {
                    $formats = $all_formats;
                }
                elseif (!empty($custom_formats)) {
                    $formats = array_merge($formats, $custom_formats);
                }
            }
            else {
                $formats = $all_formats;
            }
            $choices = array();
            foreach ($formats as $f => $format) {
                $choices[$f] = format_date(REQUEST_TIME, 'custom', $f);
            }
            reset($formats);
            $default = variable_get('date_format_' . $type, key($formats));
            // Get date type info for this date type.
            $type_info = system_get_date_types($type);
            $form['formats']['#theme'] = 'system_date_time_settings';
            // Show date format select list.
            $form['formats']['format']['date_format_' . $type] = array(
                '#type' => 'select',
                '#title' => check_plain($type_info['title']),
                '#attributes' => array(
                    'class' => array(
                        'date-format',
                    ),
                ),
                '#default_value' => isset($choices[$default]) ? $default : 'custom',
                '#options' => $choices,
            );
            // If this isn't a system provided type, allow the user to remove it from
            // the system.
            if ($type_info['locked'] == 0) {
                $form['formats']['delete']['date_format_' . $type . '_delete'] = array(
                    '#type' => 'link',
                    '#title' => t('delete'),
                    '#href' => 'admin/config/regional/date-time/types/' . $type . '/delete',
                );
            }
        }
    }
    // Display a message if no date types configured.
    $form['#empty_text'] = t('No date types available. <a href="@link">Add date type</a>.', array(
        '@link' => url('admin/config/regional/date-time/types/add'),
    ));
    return system_settings_form($form);
}