<?php
// $Id: views_daterange.module,v 1.1 2009-03-18 19:35:22 crell Exp $

/**
 * Implementation of hook_views_api().
 */
function views_daterange_views_api() {
  return array(
    'api' => '2.0',
  );
}

/**
 * Implementation of hook_theme().
 */
function views_daterange_theme() {
  return array(
    'daterange_periods_form' => array(
      'arguments' => array('form' => array()),
    ),
  );
}


/**
 * Theme the form fragment for the views argument configuration form into a table.
 *
 * @ingroup themeable
 */
function theme_daterange_periods_form($form) {
  $output = '';

  // Retheme the date range form fragment into a table, which is much nicer
  // to read anyway.
  $header = array(t('Label'), t('Start day'), t('End day'));

  $rows = array();
  foreach (element_children($form) as $key) {
    $range = &$form[$key];

    // We don't want the labels on each element, since they're already the table header.
    $range['period']['#title'] = '';
    $range['start']['day']['#title'] = '';
    $range['start']['month']['#title'] = '';
    $range['end']['day']['#title'] = '';
    $range['end']['month']['#title'] = '';

    $rows[] = array(
      drupal_render($range['period']),
      drupal_render($range['start']['month']) . drupal_render($range['start']['day']),
      drupal_render($range['end']['month']) . drupal_render($range['end']['day']),
    );
  }

  $output .= theme('table', $header, $rows);

  $output .= drupal_render($form);
  return $output;
}