protected function WordPressMigrateWizard::sourceDataFormValidate in WordPress Migrate 7.2

Fetch and preprocess the uploaded WXR file.

Parameters

array $form_state:

File

./wordpress_migrate.migrate.inc, line 171

Class

WordPressMigrateWizard

Code

protected function sourceDataFormValidate(&$form_state) {
  if ($_FILES['files']['error']['wxr_file'] && empty($form_state['values']['domain'])) {
    form_set_error('wxr_file', t('The file could not be uploaded, most likely
        because the file size exceeds the configured limit of !filesize', array(
      '!filesize' => format_size(file_upload_max_size()),
    )));
    return;
  }
  $directory = 'wordpress://';
  if (!file_prepare_directory($directory, FILE_CREATE_DIRECTORY | FILE_MODIFY_PERMISSIONS)) {
    form_set_error('wxr_file', t('Could not prepare directory %directory - make sure your Drupal files directory exists and is writable', array(
      '%directory' => $directory,
    )));
    return;
  }
  $tmpfile = $_FILES['files']['tmp_name']['wxr_file'];

  // Note that for either path we take here, $tmpfile will be the name of
  // the uploaded/retrieved file, and $destination will be the name of the
  // desired final destination.
  if ($tmpfile) {

    // Handle uploaded file
    $filename = $_FILES['files']['name']['wxr_file'];
    $this->filename = $directory . str_replace(' ', '%20', $filename);
  }
  else {

    // Export the WordPress blog directly
    $domain = preg_replace('/http[s]?\\:\\/\\//', '', $form_state['values']['domain']);

    // Login to the WordPress site
    $wordpress_version = 3;
    $login_url = 'http://' . $domain . '/wp-login.php';
    if (!($handle = fopen($login_url, 'r'))) {
      $wordpress_version = 2;
      $login_url = 'http://' . $domain . '/blog/wp-login.php';
      $handle = fopen($login_url, 'r');
    }
    if (!$handle) {
      form_set_error('credentials][domain', t('Could not find login page for !domain', array(
        '!domain' => $domain,
      )));
    }
    fclose($handle);

    // Use a temp file for cookies.
    $cookie_file = file_directory_temp() . '/wpimport-cookie.txt';
    $username = $form_state['values']['username'];
    $password = $form_state['values']['password'];
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $login_url);
    curl_setopt($ch, CURLOPT_HEADER, 1);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($ch, CURLOPT_USERAGENT, 'Importer');
    curl_setopt($ch, CURLOPT_COOKIESESSION, 1);
    curl_setopt($ch, CURLOPT_COOKIEJAR, $cookie_file);
    curl_setopt($ch, CURLOPT_COOKIEFILE, $cookie_file);
    curl_setopt($ch, CURLOPT_POST, 1);
    curl_setopt($ch, CURLOPT_POSTFIELDS, "log={$username}&pwd={$password}&testcookie=1");
    $login_result = curl_exec($ch);
    curl_close($ch);

    // Login successful? Grab the export
    if (strpos($login_result, 'Set-Cookie: wordpress_logged_in') || strpos($login_result, 'Set-Cookie: wordpressuser_') || strpos($login_result, 'Set-Cookie: wordpress_test_cookie')) {
      $filename = $domain . '.xml';

      // The "domain" may have included a subdirectory - flatten things out
      $this->filename = $directory . '/' . str_replace('/', '_', $filename);
      $tmpfile = tempnam(sys_get_temp_dir(), 'wp_');
      $export_url = 'http://' . $domain;
      if ($wordpress_version == 2) {
        $export_url .= '/blog';
      }
      $export_url .= '/wp-admin/export.php?mm_start=all&mm_end=all&author=all' . '&export_taxonomy[category]=0&export_taxonomy[post_tag]=0&export_post_type=all' . '&export_post_status=all&download=true';
      $fp = fopen($tmpfile, 'w');
      if ($fp) {
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_FILE, $fp);
        curl_setopt($ch, CURLOPT_COOKIEFILE, $cookie_file);
        curl_setopt($ch, CURLOPT_URL, $export_url);
        curl_exec($ch);
        curl_close($ch);
        fclose($fp);
        unlink($cookie_file);
      }
      else {
        form_set_error('credentials][domain', t('Could not create destination file !filename', array(
          '!filename' => $tmpfile,
        )));
        return;
      }
    }
    else {
      form_set_error('credentials][domain', t('Could not login at !login_url', array(
        '!login_url' => $login_url,
      )));
      return;
    }
  }
  $this->namespaces = WordPressBlog::preprocessFile($tmpfile, $this->filename);

  // Only include the author step if we have author data (which was introduced
  // in WXR 1.1)
  $blog = wordpress_migrate_blog($this->filename);
  if ($blog
    ->getWxrVersion() != '1.0') {
    $this
      ->addStep(t('Authors'), 'authorForm', $this->currentStep);
  }
  else {
    $this->authorMigration = FALSE;
    global $user;
    $this->defaultAuthorUid = $user->uid;
  }

  // Truncate the groupName so map/message table names don't get too long.
  $this->groupName = substr($blog
    ->getTitle(), 0, 63 - strlen('migrate_message_blogpostcomment'));
  $this->groupTitle = t('!title (!url)', array(
    '!title' => $blog
      ->getDisplayTitle(),
    '!url' => $blog
      ->getBlogUrl(),
  ));
}