/**
 * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
 * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
 * joint initiative of the Federal Chancellery Austria and Graz University of
 * Technology.
 *
 * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
 * the European Commission - subsequent versions of the EUPL (the "Licence");
 * You may not use this work except in compliance with the Licence.
 * You may obtain a copy of the Licence at:
 * http://www.osor.eu/eupl/
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the Licence is distributed on an "AS IS" basis,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the Licence for the specific language governing permissions and
 * limitations under the Licence.
 *
 * This product combines work with different licenses. See the "NOTICE" text
 * file for details on the various modules and licenses.
 * The "NOTICE" text file is part of the distribution. Any derivative works
 * that you distribute must include a readable copy of the "NOTICE" text file.
 */
package at.knowcenter.wag.egov.egiz.sig.sigid;

import org.apache.commons.lang.BooleanUtils;
import org.apache.log4j.Logger;

import at.knowcenter.wag.egov.egiz.cfg.ConfigLogger;
import at.knowcenter.wag.egov.egiz.cfg.SettingsReader;
import at.knowcenter.wag.egov.egiz.exceptions.SettingsException;

/**
 * @author wprinz
 *
 */
public class DetachedLocRefMOAIdFormatter implements IdFormatter
{
  /**
   * The SIG_ID prefix.
   * Default value: etsi-bka-moa-1.0
   */
  public static String SIG_ID_PREFIX = "etsi-bka-moa-1.0"; //$NON-NLS-1$
  
  private static final Logger logger_ = ConfigLogger.getLogger(DetachedLocRefMOAIdFormatter.class);
  
  /**
   * Key value in property file
   */
  public static final String SIG_ID_PROPERTY_KEY = "default.moa.algorithm.id";

  /**
   * @see at.knowcenter.wag.egov.egiz.sig.sigid.IdFormatter#formatIds(java.lang.String[])
   */
  public String formatIds(String[] ids, String algorithmParams)
  {
    // read id from property file and use it

	try 
	{
	   // dferbas
//	   if (!BooleanUtils.toBoolean(SettingsReader.getInstance().getValueFromKey("moa.id.field.visible"))) {
//	      return null;
//	   }

	  
	  SIG_ID_PREFIX = SettingsReader.getInstance().getValueFromKey(SIG_ID_PROPERTY_KEY);
	} catch (SettingsException e) 
	{
      logger_.error(e.getMessage(), e);
	}
	
   // dferbas
   if (algorithmParams != null && algorithmParams.length() > 0) {
      return SIG_ID_PREFIX + ":" + algorithmParams;
   } else {
      return SIG_ID_PREFIX;
   }
  }
}