TemplatesMailListbox.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2018 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.newsletter;
 
import java.io.File;
import java.util.ArrayList;
import java.util.Collection;
import org.turro.string.Strings;
import org.turro.elephant.context.ElephantContext;
import org.turro.i18n.I_;
import org.turro.zkoss.input.CollectionListbox;
 
public class TemplatesMailListbox extends CollectionListbox<String> {
  
  private String prefix, suffix, path;
 
  public void setPrefix(String prefix) {
    this.prefix = prefix;
  }
 
  public void setSuffix(String suffix) {
    this.suffix = suffix;
  }
 
  public void setPath(String path) {
    this.path = path;
  }
 
  @Override
  protected String convertToString(String v) {
    return Strings.isBlank(v) ? ("<" + I_.get("Default") + ">") : v;
  }
  
  private Collection<String> createCollection() {
    ArrayList<String> list = new ArrayList<>();
    File rootTmp = new File(ElephantContext.getRealPath("/WEB-INF/elephant/templates-mail" + path));
    if(rootTmp.exists()) {
      for(File file : rootTmp.listFiles((File dir, String name) -> name.matches(getMatchExpression()))) {
        list.add(Strings.extract(file.getName(), getMatchExpression()));
      }
    }
    return list;
  }
 
  @Override
  public void afterCompose() {
    setCollection(createCollection());
    super.afterCompose();
  }
  
  private String getMatchExpression() {
    return (Strings.isBlank(prefix) ? "" : prefix) + 
           "([a-zA-Z-0-9]*)" + 
           (Strings.isBlank(suffix) ? "Template.html" : suffix);
  }
  
}