wordpress shortcode issue

function jb_travel_form_shortcode(){


  if(isset( $_POST['jb_travel_upload_image_form_submitted'] ) && wp_verify_nonce($_POST['jb_travel_upload_image_form_submitted'], 'jb_travel_upload_image_form') ){

    $result = jb_travel_parse_file_errors($_FILES['jb_travel_image_file'], $_FILES['jb_travel_image_file1'], $_FILES['jb_travel_image_file2'],$_FILES['jb_travel_image_file3'], $_FILES['jb_travel_image_file4'], $_FILES['jb_travel_image_file5'], $_FILES['jb_travel_image_file6'], $_FILES['jb_travel_image_file7'], $_POST['jb_travel_your_name'], $_POST['jb_travel_email_address'],  $_POST['jb_travel_where'], $_POST['jb_travel_whom'], $_POST['jb_travel_when'], $_POST['jb_travel_your_story']);

    if($result['error'] || $result['errorfile']|| $result['errorfile3'] || $result['errorfile4'] || $result['errorfile5'] || $result['errorfile6'] || $result['errorfile7'] || $result['errorfile8']){

      echo '<p>ERRORS:</p><ul>' . $result['error'] . $result['errorfile'] . $result['errorfile2'] . $result['errorfile3'] . $result['errorfile4'] . $result['errorfile5'] . $result['errorfile6'] .$result['errorfile7'] .$result['errorfile8'] .'</ul>';

    }else{

      $user_image_data = array(
      	'post_title' => $result['your_name'],
        'post_status' => 'draft',
        'post_type' => 'travel',
		'post_content' => $result['your_story'],
      );

      if($post_id = wp_insert_post($user_image_data)){
		jb_travel_process_image('jb_travel_image_file7', $post_id);
		jb_travel_process_image('jb_travel_image_file6', $post_id);
		jb_travel_process_image('jb_travel_image_file5', $post_id);
        jb_travel_process_image('jb_travel_image_file4', $post_id);
		jb_travel_process_image('jb_travel_image_file3', $post_id);
      	jb_travel_process_image('jb_travel_image_file2', $post_id);
		jb_travel_process_image('jb_travel_image_file1', $post_id);
        jb_travel_process_image('jb_travel_image_file', $post_id);
	  	add_post_meta($post_id, '_jb_travel_first_name', $result['your_name'], true);
		add_post_meta($post_id, '_jb_travel_email', $result['email_address'], true);
		add_post_meta($post_id, '_jb_travel_who', $result['whom'], true);
		add_post_meta($post_id, '_jb_travel_location', $result['where'], true);
		add_post_meta($post_id, '_jb_travel_when', $result['when'], true);

		$link = get_permalink( $post_id );
		wp_redirect( $link );
		exit();
      }
    }
  }


  echo jb_travel_get_upload_image_form($jb_travel_your_name = $_POST['jb_travel_your_name'],$jb_travel_email_address = $_POST['jb_travel_email_address'], $jb_travel_where = $_POST['jb_travel_where'], $jb_travel_whom = $_POST['jb_travel_whom'], $jb_travel_when = $_POST['jb_travel_when'], $jb_travel_your_story = $_POST['jb_travel_your_story']);


}

add_shortcode('jb_travel_form', 'jb_travel_form_shortcode');