commerce_coupon_date.module in Commerce Coupon 7.2

File

modules/date/commerce_coupon_date.module

<?php

/**
 * Implements hook_inline_conditions_info.
 */
function commerce_coupon_date_inline_conditions_info() {
  $conditions['commerce_coupon_date_evaluate_date'] = array(
    'label' => t('Date range'),
    'entity type' => 'commerce_coupon',
    'callbacks' => array(
      'configure' => 'commerce_coupon_date_evaluate_date_configure',
      'build' => 'commerce_coupon_date_evaluate_date_build',
    ),
  );
  return $conditions;
}

/**
 * Inline conditions build callback: evaluate date range.
 */
function commerce_coupon_date_evaluate_date_build($coupon, $start = NULL, $end = NULL) {

  // We want end to be the end of the day on whatever day they choose.
  if ($end) {
    $end_timestamp = strtotime('+1 day', $end);
  }

  // Error message building blocks.
  $date_format = 'D, m/d/Y';

  // Comparisons
  $lower_pass = REQUEST_TIME >= $start;
  $upper_pass = REQUEST_TIME <= $end_timestamp;
  if ($start && $end) {
    $outcome = $lower_pass && $upper_pass;
    $message = t('Unfortunately, this coupon is only valid starting %start until %end.', array(
      '%start' => format_date($start, 'custom', $date_format),
      '%end' => format_date($end, 'custom', $date_format),
    ));
  }
  else {
    if ($end) {
      $outcome = $upper_pass;
      $message = t('Unfortunately, this coupon is only valid until %end.', array(
        '%end' => format_date($end, 'custom', $date_format),
      ));
    }
    else {
      if ($start) {
        $outcome = $lower_pass;
        $message = t('Unfortunately, this coupon is only valid starting %start.', array(
          '%start' => format_date($start, 'custom', $date_format),
        ));
      }
    }
  }
  if (!$outcome) {
    $error =& drupal_static('commerce_coupon_error_' . strtolower($coupon->code));
    $error = $message;
  }
  return $outcome;
}

/**
 * Inline conditions configure callback: date range form.
 */
function commerce_coupon_date_evaluate_date_configure($settings) {
  if (is_string($settings)) {
    $settings = unserialize($settings);
  }
  $form['start'] = array(
    '#type' => 'date_popup',
    '#title' => t('Start date'),
    '#date_format' => 'm/d/Y',
    '#default_value' => !empty($settings['start']) ? $settings['start'] : '',
    '#element_validate' => array(
      'commerce_coupon_date_range_start_validate',
    ),
  );
  $form['end'] = array(
    '#type' => 'date_popup',
    '#title' => t('End date'),
    '#date_format' => 'm/d/Y',
    '#default_value' => !empty($settings['end']) ? $settings['end'] : '',
  );
  return $form;
}

/**
 * Element validate callback: validate start date
 */
function commerce_coupon_date_range_start_validate($element, &$form_state, $form) {
  if (empty($element['#value']['date'])) {
    return;
  }
  $type = array_pop($element['#parents']);
  $parents = $element['#parents'];
  $parents[] = $type == 'start' ? 'end' : 'start';
  $comp_value = drupal_array_get_nested_value($form_state['values'], $parents);
  if (!empty($comp_value['date'])) {

    // Get a timestamp for start date.
    $start_date = new DateTime($element['#value']['date'] . ' ' . $element['#value']['time']);
    $start_ts = date_format($start_date, 'U');

    // Get a timestamp for end date.
    $end_date = new DateTime($comp_value['date'] . ' ' . $comp_value['time']);
    $end_ts = date_format($end_date, 'U');
    if ($start_ts > $end_ts) {
      form_set_error(implode('][', $parents), t('Start date must be less than end date.'));
    }
  }
}

/**
 * Implements hook_flush_caches().
 */
function commerce_coupon_date_flush_caches() {
  _commerce_coupon_install_inline_conditions_field();
}

Functions

Name	Description
commerce_coupon_date_evaluate_date_build	Inline conditions build callback: evaluate date range.
commerce_coupon_date_evaluate_date_configure	Inline conditions configure callback: date range form.
commerce_coupon_date_flush_caches	Implements hook_flush_caches().
commerce_coupon_date_inline_conditions_info	Implements hook_inline_conditions_info.
commerce_coupon_date_range_start_validate	Element validate callback: validate start date