PracticalWorkContentIterator.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2021 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.students.content;
 
import java.io.Writer;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import java.util.stream.Collectors;
import org.turro.string.Strings;
import org.turro.attach.www.AttachCtrl;
import org.turro.contacts.db.ContactsPU;
import org.turro.contacts.profile.Profile;
import org.turro.elephant.context.Application;
import org.turro.elephant.context.ElephantContext;
import org.turro.elephant.context.IConstructor;
import org.turro.elephant.db.WhereClause;
import org.turro.elephant.impl.repository.Repository;
import org.turro.elephant.impl.repository.RepositoryFile;
import org.turro.elephant.web.SocialImageMap;
import org.turro.elephant.web.SocialNet;
import org.turro.entities.Entities;
import org.turro.file.util.FileAttach;
import org.turro.indicator.Statistics;
import org.turro.jobboard.PracticalWorkContext;
import org.turro.jpa.content.EntityDaoContentIterator;
import org.turro.jpa.search.DaoHtmlSearch;
import org.turro.jpa.search.DaoSearchKey;
import org.turro.marker.ElephantMarker;
import org.turro.plugin.contacts.IContact;
import org.turro.polls.PollsCtrl;
import org.turro.students.db.StudentsPU;
import org.turro.students.entities.PracticalWork;
import org.turro.students.entities.PracticalWorkRole;
import org.turro.util.Enums;
import org.turro.www.commentit.CommentItCtrl;
import org.turro.www.describeit.DescribeItCtrl;
import org.turro.www.starit.StarItCtrl;
import org.turro.www.voteit.VoteItCtrl;
 
public class PracticalWorkContentIterator extends EntityDaoContentIterator<PracticalWork, Long>  {
 
  private boolean withDate, active, lastEntries;
  private PracticalWorkRole role;
  
  private String type;
  private final boolean all, allowQuestion;
  
  public PracticalWorkContentIterator(IConstructor constructor, Writer writer, IContact contact, boolean mail, String pubPath) {
    super(new StudentsPU(), constructor, writer, contact, mail, pubPath);
    all = Application.getApplication().isInRole("contact:all");
    allowQuestion = PracticalWorkContext.getAllowQuestion(constructor);
  }
 
  public boolean isWithDate() {
    return withDate;
  }
 
  public void setWithDate(boolean withDate) {
    this.withDate = withDate;
  }
 
  public boolean isActive() {
    return active;
  }
 
  public void setActive(boolean active) {
    this.active = active;
  }
 
  public boolean isLastEntries() {
    return lastEntries;
  }
 
  public void setLastEntries(boolean lastEntries) {
    this.lastEntries = lastEntries;
  }
 
  public PracticalWorkRole getRole() {
    return role;
  }
 
  public void setRole(PracticalWorkRole role) {
    this.role = role;
  }
 
  public String getType() {
    return type;
  }
 
  public void setType(String type) {
    this.type = type;
  }
 
  public boolean isInBusiness(PracticalWork practicalWork, IContact contact) {
    return all || practicalWork.getIContact().isInBusiness(contact) || 
            (PracticalWorkContext.getAllowSingle() && practicalWork.getIContact().getId().equals(contact.getId())); 
  }
 
  @Override
  protected WhereClause getWhereClause() {
    WhereClause wc = new WhereClause();
    wc.addClause("select distinct practicalwork from PracticalWork as practicalwork");
    if(withDate) {
      addCriteria(wc);
      wc.addClause("order by practicalwork.startDate desc, practicalwork.title");
    } else if(lastEntries) {
      addCriteria(wc);
      wc.addClause("order by practicalwork.creation desc, practicalwork.title");
    } else {
      wc = Statistics.load(constructor, "PracticalWorkRanking", "PracticalWorkContactMatching", wc)
            .allowMatching(isAllowMatching())
            .allowRanking(isAllowRanking())
            .doMatching(isDoMatching())
            .setContact(getContact())
            .setEntityFields("practicalwork", "id")
            .setDefaultSorting("practicalwork.title")
            .onCriteria(w -> addCriteria(w))
            .getClause();
    }
    return wc;
  }
 
  @Override
  protected WhereClause getCountClause() {
    WhereClause wc = new WhereClause();
    wc.addClause("select count(distinct practicalwork) from PracticalWork as practicalwork");
    addCriteria(wc);
    return wc;
  }
 
  @Override
  protected void renderSummary(ElephantMarker marker, PracticalWork e, int page) {
    if(e != null) {
      marker.put("practicalWork", e);
      prepareValues(e, page);
    }
    marker.process(getTemplateRoot(), getSummaryTemplate(), getWriter());
  }
 
  @Override
  protected void renderItem(ElephantMarker marker, PracticalWork e, int page) {
    marker.put("practicalWork", e);
    prepareValues(e, page);
    marker.process(getTemplateRoot(), getFullTemplate(), getWriter());
  }
 
  @Override
  protected String entityRoot() {
    return "practicalwork";
  }
 
  @Override
  protected PracticalWork entity(Long value) {
    WhereClause wc = new WhereClause();
    wc.addClause("select distinct practicalwork from PracticalWork as practicalwork");
    addCriteria(wc);
    wc.addClause("and practicalwork.id = :id");
    wc.addNamedValue("id", value);
    return (PracticalWork) dao.getSingleResultOrNull(wc);
  }
  
  private void addCriteria(WhereClause wc) {
    wc.addClause("where 1=1");
    if(isSearchOption()) {
      DaoHtmlSearch dhs = DaoHtmlSearch.getInstance(constructor, ElephantContext.getContextVariable(constructor));
      if(dhs != null) {
        DaoSearchKey dsk = dhs.get("search-value");
        if(dsk != null) {
          String searchValue = dsk.getValue();
          if(!Strings.isBlank(searchValue)) {
            dsk.applyToQuery(wc, Arrays.asList("practicalwork.title"), true);
          }
        }
        dsk = dhs.get("role");
        if(dsk != null) {
          role = Enums.valueOf(PracticalWorkRole.class, dsk.getValue(), null);
        }
        dsk = dhs.get("type");
        if(dsk != null) {
          type = dsk.getValue();
        }
        dsk = dhs.get("actives");
        if(dsk != null) {
          active = "true".equals(dsk.getValue());
        }
        dsk = dhs.get("with-date");
        if(dsk != null) {
          withDate = "true".equals(dsk.getValue());
        }
      }
    }
    if(role != null) {
      wc.addClause("and practicalwork.role = :role");
      wc.addNamedValue("role", role);
    }
    if(!Strings.isBlank(type) && !"all".equals(type)) {
      wc.addClause("and practicalwork.type = :type");
      wc.addNamedValue("type", type);
    }
    if(withDate) {
      wc.addClause("and practicalwork.startDate is not null");
    }
    if(active) {
      wc.addClause("and (practicalwork.endDate is null or practicalwork.endDate >= current_date)");
    }
    if(isRestricted() && !all) {
      wc.addClause("and (practicalwork.idContact = :idContact");
      wc.addIn("or", "practicalwork.idContact", getBusinessIds(getContact()));
      wc.addClause(")");
      wc.addNamedValue("idContact", getContact().getId());
    }
    if(!isRestricted()) {
      wc.addClause("and practicalwork.published = TRUE");
    }
  }
  
  private List<String> getBusinessIds(IContact contact) {
    Profile profile = (Profile) contact.getProfile();
    return profile.getCurrentCompanies().stream()
            .map(r -> r.getBusiness().getContact().getId()).collect(Collectors.toList());
  }
 
  @Override
  protected boolean isValid(PracticalWork e) {
    return super.isValid(e);
  }
 
  private void prepareValues(final PracticalWork practicalWork, int page) {   
    prepareControls(practicalWork, page);
    marker.put("allowQuestion", allowQuestion);
  }
 
  @Override
  protected String title(PracticalWork e) {
    if(!Strings.isBlank(e.getTitle())) {
      return e.getTitle();
    }
    return null;
  }
 
  @Override
  protected Collection<String> metas(PracticalWork e) {
    ArrayList<RepositoryFile> files = new ArrayList<>();
    String path = getItemLink(e);
    if(!SocialImageMap.hasImage(path)) {
      FileAttach fa = new FileAttach(ContactsPU.getObjectPath(e));
      Repository repository = fa.getPublishableRepository(constructor);
      files.addAll(repository.getRepositoryFiles("*_social.png,*_social.jpg"));
      files.addAll(repository.getRepositoryFiles("*.png,*.jpg"));
    }
    SocialNet sn;
    sn = new SocialNet(path, e.getTitle(), e.getText(), files);
    return sn.getMetas();
  }
 
  @Override
  protected String getTemplateRoot() {
    return isMail() ? "content/newsletter/sections/practicalworks" : "practicalwork";
  }
 
  @Override
  protected Object doVotesCtrl(PracticalWork e) {
    return Entities.getController(e).configureCtrl(
            new VoteItCtrl(constructor), getContact());
  }
 
  @Override
  protected Object doInterestCtrl(PracticalWork e) {
    return Entities.getController(e).configureCtrl(
            new StarItCtrl(constructor), getContact());
  }
 
  @Override
  protected Object doCommentsCtrl(PracticalWork e) {
    return Entities.getController(e).configureCtrl(
            new CommentItCtrl(constructor), getContact());
  }
 
  @Override
  protected Object doAttachmentsCtrl(PracticalWork e) {
    return Entities.getController(e).configureCtrl(
            new AttachCtrl(constructor), getContact());
  }
 
  @Override
  protected Object doFilesCtrl(PracticalWork e) {
    return Entities.getController(e).configureCtrl(
            new FileAttach(ContactsPU.getObjectPath(e)), getContact());
  }
 
  @Override
  protected Object doDescriptionsCtrl(PracticalWork e) {
    return Entities.getController(e).configureCtrl(
            new DescribeItCtrl(constructor), getContact());
  }
 
  @Override
  protected Object doPollsCtrl(PracticalWork e) {
    return Entities.getController(e).configureCtrl(
            new PollsCtrl(constructor), getContact());
  }
 
  @Override
  protected String getItemLink(PracticalWork e) {
    return doItemLink(e, e.getId(), true);
  }
 
  @Override
  protected String getReadAllLink() {
    String path = getContextPath();
    if(Strings.isBlank(path)) {
      path = ElephantContext.getEntityWebContext("/practicalwork");
    }
    if(Strings.isBlank(path)) {
      return getRestrictedLink();
    }
    return path;
  }
 
  @Override
  protected String getRestrictedLink() {
    return "/user/mypracticalworks";
  }
  
}