AbstractUserContent.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2020 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.user.content;
 
import java.io.Serializable;
import java.io.StringWriter;
import java.io.Writer;
import java.util.Set;
import java.util.TreeSet;
import org.turro.action.content.IContentIterator;
import org.turro.elephant.context.IConstructor;
import org.turro.plugin.contacts.IContact;
import org.turro.util.CompareUtil;
 
public abstract class AbstractUserContent implements IElephantUserContent, Comparable<IElephantUserContent>, Serializable {
 
  private static final long serialVersionUID = 9999999L;
  
  private transient final IContact contact;
  private transient final Set<String> tags = new TreeSet<>();
  private transient String caption;
  private transient boolean direct;
  private transient int priority;
  private transient String parsedContent;
  
  public AbstractUserContent(IContact contact) {
    this.contact = contact;
    priority = 3;
  }
 
  @Override
  public String getId() {
    return this.getClass().getName();
  }
 
  @Override
  public IContact getContact() {
    return contact;
  }
 
  @Override
  public int getPriority() {
    return priority;
  }
 
  public final void setPriority(int priority) {
    this.priority = priority;
  }
 
  @Override
  public boolean isDirect() {
    return direct;
  }
 
  public final void setDirect(boolean direct) {
    this.direct = direct;
  }
 
  @Override
  public String getCaption() {
    return caption;
  }
 
  protected final void setCaption(String caption) {
    this.caption = caption;
  }
 
  @Override
  public Set<String> getTags() {
    return tags;
  }
  
  protected final void addTag(String tag) {
    tags.add(tag);
  }
 
  @Override
  public String render(IConstructor constructor) {
    if(parsedContent == null) {
      IContentIterator ci = createIterator(constructor);
      if(!showIfEmpty() && ci.isEmpty()) {
        parsedContent = "";
      } else {
        ci.addAttribute("ucId", getId());
        ci.addAttribute("ucTags", tags);
        ci.addAttribute("ucCaption", caption);
        ci.addAttribute("ucPriority", priority);
        ci.addAttribute("ucRelation", direct ? 0 : 1);
        ci.load();
        ci.render();
        parsedContent = ci.getWriter().toString();
      }
    }
    return parsedContent;
  }
 
  @Override
  public String getContent() {
    return parsedContent;
  }
  
  public void reset() {
    parsedContent = null;
  }
 
  protected String getFullPath() {
    // Uses ContentIterator path
    return null;
  }
  
  protected abstract boolean showIfEmpty();
  protected abstract IContentIterator createIterator(IConstructor constructor);
  
  /* Writer */
  
  protected Writer createWriter() {
    return new StringWriter();
  }
 
  /* Comparable */
 
  @Override
  public int compareTo(IElephantUserContent o) {
    int result = CompareUtil.compare(getPriority(), o.getPriority());
    if(result == 0) {
      result = CompareUtil.compare(!isDirect(), !o.isDirect());
    }
    if(result == 0) {
      result = CompareUtil.compare(getId(), o.getId());
    }
    return result;
  }
 
}