/*
    * Copyright 2007-2009 Hippo
    *
    * Licensed under the Apache License, Version 2.0 (the  "License"); 
    * you may not use this file except in compliance with the License. 
    * You may obtain a copy of the License at
    *
    * http://www.apache.org/licenses/LICENSE-2.0
    *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" 
   * BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
   * See the License for the specific language governing permissions and 
   * limitations under the License.
   */
  package nl.hippo.client.webdav;
  
  import java.io.IOException;
  import java.io.InputStream;
  import java.io.OutputStream;
  import java.io.Serializable;
  import java.util.Properties;
  
  import nl.hippo.client.api.ClientException;
  import nl.hippo.client.api.content.DocumentPath;
  
  /**
   * Abstract base class for all configuration classes
   */
  public abstract class AbstractWebdavConfig implements Serializable {
  
      public static final String WEBDAV_HOST = "hippo.client.host";
      public static final String WEBDAV_PORT = "hippo.client.port";
      public static final String WEBDAV_PROTOCOL = "hippo.client.protocol";
      public static final String WEBDAV_USERNAME = "hippo.client.username";
      public static final String WEBDAV_PASSWORD = "hippo.client.password";
      public static final String WEBDAV_REALM = "hippo.client.realm";
      public static final String WEBDAV_CONTEXTROOT = "hippo.client.contextroot";
      public static final String WEBDAV_NAMESPACE = "hippo.client.namespace";
      public static final String WEBDAV_FILESPATH = "hippo.client.filespath";
      public static final String WEBDAV_LOGLABEL = "hippo.client.loglabel";
      public static final String WEBDAV_SEARCHNOACL = "hippo.client.searchnoacl";
  
      protected String host;
      protected int port;
      protected String protocol;
      protected String username;
      protected String password;
      protected String realm;
      protected String contextroot;
      protected String namespace;
      protected String filespath;
      protected String loglabel;
      protected boolean searchNoACL;
  
      public AbstractWebdavConfig() {
      }
  
      /**
       * Read property values from an InputStream on a properties file.
       * @param stream An InputStream on a properties file.
       * @throws ClientException if something went wrong while reading from the stream
       */
      public AbstractWebdavConfig(InputStream stream) throws ClientException  {
          Properties config = new Properties();
          try {
              config.load(stream);
          } catch (IOException e) {
              throw new ClientException("Error while loading configuration from stream", e);
          }
          init(config);
      }
  
      public AbstractWebdavConfig(Properties properties) {
          init(properties);
      }
  
      private void init(Properties properties) {
          host = properties.getProperty(WEBDAV_HOST);
          try {
              port = Integer.valueOf(properties.getProperty(WEBDAV_PORT)).intValue();
          } catch (NumberFormatException e) {
              port = 0;
          }
          protocol = properties.getProperty(WEBDAV_PROTOCOL);
          username = properties.getProperty(WEBDAV_USERNAME);
          password = properties.getProperty(WEBDAV_PASSWORD);
          realm = properties.getProperty(WEBDAV_REALM);
          contextroot = properties.getProperty(WEBDAV_CONTEXTROOT);
          namespace = properties.getProperty(WEBDAV_NAMESPACE);
          filespath = properties.getProperty(WEBDAV_FILESPATH);
          loglabel = properties.getProperty(WEBDAV_LOGLABEL, "");
          try {
              searchNoACL = Boolean.valueOf(properties.getProperty(WEBDAV_SEARCHNOACL, "false")).booleanValue();
          } catch (NumberFormatException e) {
              searchNoACL = false;
          }
      }
  
     public DocumentPath getBasePath() {
         return new DocumentPathImpl(namespace, contextroot, filespath, "", true);
     }
 
     public String getUsername() {
         return username;
     }
 
     public String getPassword() {
         return password;
     }
 
     public String getHost() {
         return host;
     }
 
     public int getPort() {
         return port;
     }
     
     public String getProtocol() {
         return protocol;
     }
 
     public String getRealm() {
         return realm;
     }
 
     public String getContextRoot() {
         return contextroot;
     }
 
     public String getNamespace() {
         return namespace;
     }
 
     public String getFilespath() {
         return filespath;
     }
 
     public String getLoglabel() {
         return loglabel;
     }
 
     public boolean getSearchNoACL() {
         return searchNoACL;
     }
 
     /**
      * Save the configuration to the specified OutputStream.
      *
      * @param stream the OutputStream used to save the configuration to.
      * @throws ClientException if an error occurs while writing to the output stream 
      */
     public void save(OutputStream stream) throws ClientException  {
         Properties conf = new Properties();
         conf.setProperty(WEBDAV_HOST, host);
         conf.setProperty(WEBDAV_PORT, String.valueOf(port));
         if (protocol != null) {
             conf.setProperty(WEBDAV_PROTOCOL, protocol);
         }
         conf.setProperty(WEBDAV_USERNAME, username);
         conf.setProperty(WEBDAV_PASSWORD, password);
         conf.setProperty(WEBDAV_REALM, realm);
         if (contextroot != null) {
             conf.setProperty(WEBDAV_CONTEXTROOT, contextroot);
         }
         conf.setProperty(WEBDAV_NAMESPACE, namespace);
         conf.setProperty(WEBDAV_FILESPATH, filespath);
         conf.setProperty(WEBDAV_LOGLABEL, loglabel);
         conf.setProperty(WEBDAV_SEARCHNOACL, String.valueOf(searchNoACL));
         try {
             conf.store(stream, "Configuration for Hippo Repository Webdav Client");
         } catch (IOException e) {
             throw new ClientException("Error while writing configuration to stream", e);
         }
     }
 
 }