<?php
/*
* Implements hook_menu
*/
function proof_payment_menu() {
  $items['user/%/orders/%/pay'] = array(
    'title' => t('Proof of payment'),
    'page arguments' => array(1, 3),
    'page callback' => 'proof_payment_view',
    'access callback' => TRUE,
  );
  return $items;
}

function proof_payment_view($user_id, $order_id) {
  $page = '';
  $user_id = filter_xss($user_id);
  $order_id = filter_xss($order_id);
  if (is_numeric($order_id) && is_numeric($user_id)) {
    $order = commerce_order_load($order_id);
    //dpm($order);
    if ($order) {
      if ($order->uid == $user_id) {
        if ($order->status == 'pending') {
          //here change status
          commerce_order_status_update($order, 'payment');

          $page .= '<h3>' . t('You confirmed your payment') . '</h3>';
          $page .= '<p>' . t('The operator will verify the payment and send you the order data') . '</p>';
          $page .= '<ul class="proof_payment">';
          $page .= '<li>' . l(t('See order'), 'user/' . $order->uid . '/orders/' . $order_id) . '</li>';

          $query = new EntityFieldQuery();
          $query->entityCondition('entity_type', 'node');
          //$query->propertyCondition('status', 1);
          $query->propertyCondition('type', 'user_identity');
          $query->propertyCondition('uid', $order->uid);
          $query->propertyOrderBy('created', 'desc');
          $query->range(0, 1);
          //$query->propertyCondition('language', $language->language, '=');
          $result = $query->execute();
          //���� ��� ������� ����, ������ ��������� ����
          if (empty($result['node']))
            $page .= '<li>' . l(t('Confirm identity'), '/user/' . $order->uid . '/identity') . '</li>';
          else {//�������� ���� ����
            $nodes = node_load_multiple(array_keys($result['node']));
            foreach ($nodes as $node) {
              if (isset($node->field_date_expire['und'][0]['value'])) {
                $date = $node->field_date_expire['und'][0]['value'];
                if (strtotime($date) < time()) {
                  $page .= '<li>' . l(t('Confirm identity'), '/user/' . $order->uid . '/identity') . '</li>';
                  drupal_set_message(t('Please update your identity (date expire)'), 'status');
                }
              }
            }
          }
          $page .= '</ul>';
        }
        else if ($order->status == 'canceled') {
          drupal_set_message(t('Your order has been canceled'), 'warning');
        }else{
            drupal_set_message(t('You have already confirmed your payment'), 'status');
            watchdog('proof_payment', t('You have already confirmed your payment') . ' User: ' . $order->uid . ' Order: ' . $order_id);
        }
      } else {
        drupal_set_message(t('This order does not belong to this user'), 'warning');
        watchdog('proof_payment', t('This order does not belong to this user') . ' User: ' . $user_id . ' Order: ' . $order_id);
      }
    } else {
      drupal_set_message(t('This order not exist'), 'warning');
      watchdog('proof_payment', t('This order not exist') . ' User: ' . $user_id . ' Order: ' . $order_id);
    }
  }
  return $page;
}

//�������� ������� ���������� ���� ���� � ����� ���� ������
/**
 * @return mixed
 */
function proof_payment_block_info() {
  // This example comes from node.module.
  $blocks['proof_payment'] = array(
    'info' => t('Proof payment link'),
  );
  return $blocks;
}
//������� ����������� �����
function proof_payment_block_view($delta = '') {
  $block = array();
  switch ($delta) {
    case 'proof_payment':
      $user_id = filter_xss(arg(1));
      $order_id = filter_xss(arg(3));
      $pay = filter_xss(arg(4));
      //dpm($pay);
      if(empty($pay)) {
        $order = commerce_order_load($order_id);
        $status = commerce_order_status_load($order->status);
        $block['content'] = '<div class="current-status-pay">' . t('Current status: ') . '<span>' . t($status['title']) . '</span></div>';
        if ($order->status == 'pending') {
          $block['content'] .= '<div class="submit_payment">';
          $block['content'] .= l(t('Confirm payment'), '/user/' . $user_id . '/orders/' . $order_id . '/pay');
          $block['content'] .= '</div>';
        }
      }
    break;
  }
  return $block;
}