package de.tivsource.page.reservation.actions;
   
   import java.util.regex.Pattern;
   
   import org.apache.logging.log4j.LogManager;
   import org.apache.logging.log4j.Logger;
   import org.apache.struts2.ServletActionContext;
   import org.apache.struts2.convention.annotation.Action;
   import org.apache.struts2.convention.annotation.Actions;
  import org.apache.struts2.convention.annotation.Result;
  
  import de.tivsource.ejb3plugin.InjectEJB;
  import de.tivsource.page.dao.location.LocationDaoLocal;
  import de.tivsource.page.entity.location.Location;
  
  public class LocationAction extends EmptyAction {
  
      /**
       * Serial Version UID.
       */
      private static final long serialVersionUID = 6236431708460575442L;
  
      /**
       * Statischer Logger der Klasse.
       */
      private static final Logger LOGGER = LogManager.getLogger(LocationAction.class);
  
      @InjectEJB(name="LocationDao")
      private LocationDaoLocal locationDaoLocal;
  
      /**
       * Location Uuid im Pfad (Achtung kann duch den Benutzer manipuliert werden).
       */
      private String locationUuid;
  
      private Location location;
  
      public Location getLocation() {
          return location;
      }
  
      @Override
      @Actions({
          @Action(value = "*/index", results = {
              @Result(name = "success", type = "tiles", location = "location"),
              @Result(name = "input", type = "redirectAction", location = "index.html", params={"namespace", "/"}),
              @Result(name = "error", type = "redirectAction", location = "index.html", params={"namespace", "/"})
          })
      })
      public String execute() throws Exception {
          LOGGER.info("execute() aufgerufen.");
  
          // Hole Action Locale
          this.getLanguageFromActionContext();
  
          locationUuid = ServletActionContext.getRequest().getServletPath();
          LOGGER.info("LocationUuid: " + locationUuid);
  
          // /gallery/painting/index.html?page=1&request_locale=de
          
          
          locationUuid = locationUuid.replaceAll("/index.html", "");
          locationUuid = locationUuid.replaceAll("/", "");
              
          LOGGER.info("LocationUuid: " + locationUuid);
  
          
          /*
           * Wenn die Location Uuid keine nicht erlaubten Zeichen enthält und es
           * die Location mit der Uuid gibt dann wird der Block ausgeführt.
           */
          if (isValid(locationUuid) && locationDaoLocal.isEventLocation(locationUuid)) {
              LOGGER.info("gültige Location Uuid.");
              location = locationDaoLocal.findByUuid(locationUuid);
              return SUCCESS;
          }
  
          /*
           * Wenn es die Seite nicht gibt oder es einen Manipulationsversuch
           * gab.
           */
           return ERROR;
      }// Ende execute()
  
      private Boolean isValid(String input) {
          if (Pattern.matches("[abcdef0-9-]*", input)) {
              return true;
          } else {
              return false;
          }
      }
  
  }// Ende class