/**
  * Static method that is fired within 24 hours after a campaign is finished.
  *
  * @param   int $campaign_id
  * @return  boolean
  * @access  public
  * @static
  * @since   1.1.0
  */
 public static function send_with_campaign_id($campaign_id)
 {
     if (!charitable_get_helper('emails')->is_enabled_email(self::get_email_id())) {
         return false;
     }
     $email = new Charitable_Email_Campaign_End(array('campaign' => new Charitable_Campaign($campaign_id)));
     /**
      * Don't resend the email.
      */
     if ($email->is_sent_already($campaign_id)) {
         return false;
     }
     /**
      * Check whether the campaign expired in the last 24 hours.
      */
     if (!$email->is_time_to_send()) {
         return false;
     }
     $sent = $email->send();
     /**
      * Log that the email was sent.
      */
     if (apply_filters('charitable_log_email_send', true, self::get_email_id(), $email)) {
         $email->log($campaign_id, $sent);
     }
     return true;
 }
 /**
  * Static method that is fired within 24 hours after a campaign is finished.
  *
  * @param   int $campaign_id
  * @return  boolean
  * @access  public
  * @static
  * @since   1.1.0
  */
 public static function send_with_campaign_id($campaign_id)
 {
     if (!charitable_get_helper('emails')->is_enabled_email(self::get_email_id())) {
         return false;
     }
     $campaign = new Charitable_Campaign($campaign_id);
     $time_since_ended = $campaign->get_time_since_ended();
     /* If the since since ended is 0 (campaign is still going) or more than 24 hours, return false */
     if ($time_since_ended == 0 || $time_since_ended > 86400) {
         return false;
     }
     $email = new Charitable_Email_Campaign_End(array('campaign' => $campaign));
     $email->send();
     return true;
 }