package org.paneris.bibliomania;

 import java.util.Locale;

 import javax.servlet.ServletConfig;

 import javax.servlet.ServletException;

 import org.melati.Melati;

 import org.melati.servlet.Form;

 import org.melati.poem.BaseFieldAttributes;

 import org.melati.poem.Field;

 import org.melati.poem.FieldAttributes;

 import org.melati.template.ServletTemplateContext;

 import org.melati.util.MelatiException;

 import org.paneris.bibliomania.shopping.BibliomaniaShoppingTrolley;

 import org.paneris.melati.shopping.MelatiShoppingConfig;

 import org.paneris.melati.shopping.ShoppingTrolley;

 import org.webmacro.servlet.WebContext;

 public class Shop extends BibliomaniaServlet {

   /**

    * 

    */

   private static final long serialVersionUID = 1L;

   MelatiShoppingConfig config;

   BibliomaniaDatabase db;

   protected String bibliomaniaHandle(Melati melati, WebContext context)

     throws Exception {

     ServletTemplateContext tc = melati.getServletTemplateContext();

     db = (BibliomaniaDatabase)melati.getDatabase();

     if (Form.getFieldNulled(tc, "login") != null) {

       assertRegisteredUser(db);

     }

     BibliomaniaShoppingTrolley trolley =

       (BibliomaniaShoppingTrolley)ShoppingTrolley.getInstance(melati, config);

     BibContext bibcontext = (BibContext)melati.getPoemContext();

     User user = (User)melati.getUser();

     Locale locale = null;

     Currency currency = null;

     if (context.getForm("changelocale") != null) {

       currency =

         (Currency)db.getCurrencyTable().getObject(

           Form.getIntegerField(tc, "field_currency"));

       locale = currency.toLocale();

       trolley.setLocale(locale);

     } else {

       locale = trolley.getLocale();

     }

     currency = trolley.getCurrency();

     if (user.isRegisteredUser(db))

       user.setCurrency(currency);

     context.put(

       "currencies",

       new Field(

         currency.getTroid(),

         new BaseFieldAttributes(

           (FieldAttributes) ((UserTable)db.getUserTable()).getCurrencyColumn(),

           false)));

     context.put("currency", currency);

     context.put(

       "acceptlanguage",

       melati.getRequest().getHeader("accept-language"));

     context.put("trolley", trolley);

     db.setupContext(melati, context, (Unit)melati.getObject());

     String template = "shopping/";

     template += bibcontext.getTable().substring(0, 1).toUpperCase()

       + bibcontext.getTable().substring(1, bibcontext.getTable().length())

       + ".wm";

     return template;

   }

   public void init(ServletConfig conf) throws ServletException {

     super.init(conf);

     try {

       config = new MelatiShoppingConfig();

     } catch (MelatiException e) {

       throw new ServletException(e.toString());

     }

   }

 }