DefaultElement.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2011 Lluis Turró Cutiller <http://www.turro.org/>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.turro.elephant.impl.context;
 
import java.io.BufferedReader;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletException;
import org.turro.elephant.context.ElephantContext;
import org.turro.elephant.context.IElement;
import org.turro.elephant.impl.abstracts.AbstractElement;
import org.turro.elephant.impl.util.FileUtil;
import org.turro.elephant.layout.IManageable;
import org.turro.elephant.layout.IRenderable;
import org.turro.elephant.search.FoundList;
import org.turro.elephant.search.ISearchable;
import org.turro.elephant.search.SearchFormatter;
import org.turro.elephant.security.IDefendable;
import org.turro.elephant.web.context.WebResources;
import org.turro.i18n.I_;
 
public class DefaultElement extends AbstractElement implements IRenderable, IManageable, IDefendable, ISearchable, IElement {
 
  protected String currentResource;
  
  public DefaultElement() {
    super();
  }
  
  @Override
  public void loadData() throws ServletException, IOException {
    super.loadData();
    setDefaultMetas();
  }
  
  @Override
  public String getStart() {
    return "<div class='default-element'>";
  }
  
  @Override
  public String getEnd() {
    return "</div>";
  }
  
  @Override
  public void startConstruction() throws ServletException, IOException {
    String res[] = getLocaleResourceNames(I_.api().usedLang());
    PrintWriter out = getConstructor().getOut();
    out.print(getStart());
    for(int i = res.length -1 ; i >= 0; i--) {
      currentResource = res[i];
      out.print(getStartBody());
      getConstructor().includeContent(
              getElementFolder() + "/" + currentResource
              );
      out.print(getEndBody());
    }
    out.print(getEnd());
  }
  
  protected String[] getLocaleResourceNames(String preferredLocale) {
    //ElContext elContext = ElContextMap.getContext(context.getPath());
    WebResources resources = context.getResources();
    List<String> names = resources.resourceNamesForLang(preferredLocale);
    if(names.isEmpty()) {
      for(String lang : context.getDefaultLocales()) {
        if(!lang.equals(preferredLocale)) {
          names = resources.resourceNamesForLang(lang);
        }
        if(!names.isEmpty()) break;
      }
    }
    names.addAll(resources.globalResourceNames());
    return names.toArray(new String[0]);
  }
  
  /* ISearchable */
  
  @Override
  public FoundList search(String value, boolean ignoreCase) {
    String res[] = getLocaleResourceNames(I_.api().usedLang());
    FoundList fl = new FoundList();
    BufferedReader br;
    String line;
    SearchFormatter sf;
    for(int i = res.length -1 ; i >= 0; i--) {
      currentResource = res[i];
      try {
        br = FileUtil.getBufferedFile(
                ElephantContext.getRealPath(
                getElementFolder() + "/" + currentResource
                ));
        sf = new SearchFormatter(value, ignoreCase);
        while((line = br.readLine()) != null) {
          sf.processLine(line);
        }
        br.close();
        if(sf.wasFound()) {
          fl.addItem(
                  getId() == null ? "" : getId(),
                  (context.getPath().length() == 0 ? "/" : context.getPath()) + "#" + currentResource,
                  "<img src='" + ElephantContext.getRootResourcePath() + "/_internal/system/images/webpage.gif'/>",
                  context.getName(),
                  sf.getResult(),
                  (double)sf.getFound(),
                  value
                  );
        }
      } catch (IOException ex) {
        Logger.getLogger(DefaultElement.class.getName()).log(Level.SEVERE, ElephantContext.logMsg(null), ex);
      }
    }
    return fl;
  }
  
}