AddInformationCtrl.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2015 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.dossier.www;
 
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.Date;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.turro.string.Strings;
import org.apache.commons.fileupload.FileItemIterator;
import org.apache.commons.fileupload.FileItemStream;
import org.apache.commons.fileupload.FileUploadException;
import org.apache.commons.fileupload.servlet.ServletFileUpload;
import org.apache.commons.fileupload.util.Streams;
import org.apache.commons.lang3.math.NumberUtils;
import org.turro.attach.db.AttachPU;
import org.turro.attach.entity.AttachContent;
import org.turro.attach.entity.Attachment;
import org.turro.auth.Authentication;
import org.turro.dossier.db.DossierPU;
import org.turro.dossier.dossier.ProjectContext;
import org.turro.dossier.entity.Dossier;
import org.turro.dossier.entity.Issue;
import org.turro.dossier.entity.IssueComment;
import org.turro.dossier.entity.IssueResolution;
import org.turro.dossier.entity.IssueStatus;
import org.turro.dossier.issue.IssueMail;
import org.turro.dossier.issue.IssueWrapper;
import org.turro.dossier.search.DossierResults;
import org.turro.elephant.context.Application;
import org.turro.elephant.context.ElephantContext;
import org.turro.elephant.context.IConstructor;
import org.turro.elephant.direct.DirectContent;
import org.turro.elephant.direct.DirectContents;
import org.turro.elephant.direct.IDirectContent;
import org.turro.html.HTMLEntities;
import org.turro.i18n.I_;
import org.turro.jpa.Dao;
import org.turro.log.SystemLogType;
import org.turro.log.SystemLogger;
import org.turro.marker.ElephantMarker;
import org.turro.plugin.contacts.IContact;
import org.turro.registry.ChangeCategory;
import org.turro.registry.Changes;
import org.turro.registry.EnumChange;
import org.turro.registry.StringChange;
import org.turro.registry.UniqueNumber;
 
@DirectContent(identifier="issue-add-info")
public class AddInformationCtrl implements IDirectContent {
 
  public static String addInformation(String issueId, String link, String template) {
    Long id = Long.valueOf(issueId);
    Issue issue = new DossierPU().find(Issue.class, id);
    return addInformation(new IssueWrapper(issue), link, template);
  }
 
  public static String addInformation(IssueWrapper wrapper, String link) {
    return addInformation(wrapper, link, null);
  }
 
  public static String addInformation(IssueWrapper wrapper, String link, String template) {
    IConstructor constructor = Application.getApplication().getConstructor();
    if(constructor.isInRole("issue:edit")) {
      ElephantMarker marker = new ElephantMarker(constructor);
      marker.put("projectContext", new ProjectContext());
      marker.put("action", DirectContents.createRelativeURL(getIdentifier()));
      marker.put("wrapper", wrapper);
      marker.put("issue", wrapper.getIssue());
      marker.put("redirect", link);
      if(constructor.isInRole("issue:dossier")) {
        List<Dossier> dossiers = new DossierResults().getDossierList();
        if(dossiers.stream().anyMatch(d -> d.getId().equals(wrapper.getIssue().getId()))) {
          marker.put("dossiers", dossiers);
        }
      }
      //marker.put("responsibles", Contacts.getWebUsers(Contacts.getByRole("issue:edit")));
      return marker.parse("issue", Strings.isBlank(template) ? "addinfo" : template);
    }
    return "";
  }
 
  public static String getIdentifier() {
    return AddInformationCtrl.class.getAnnotation(DirectContent.class).identifier();
  }
 
  @Override
  public boolean itsMe(String id) {
    return getIdentifier().equals(id);
  }
 
  @Override
  public boolean myTurn(HttpServletRequest request) {
    return DirectContents.isYourTurn(request, getIdentifier());
  }
 
  @Override
  public void execute(ServletContext context, HttpServletRequest request, HttpServletResponse response) {
    if(ServletFileUpload.isMultipartContent(request)) {
      try {
        processInformation(request, response);
      } catch (FileUploadException | IOException ex) {
        Logger.getLogger(AddInformationCtrl.class.getName()).log(Level.SEVERE, ElephantContext.logMsg(null), ex);
      }
    }
  }
 
  private void processInformation(HttpServletRequest request, HttpServletResponse response) throws FileUploadException, IOException {
    IConstructor constructor = Application.getApplication().getConstructor();
    Dao dao = new DossierPU();
    IContact contact = Authentication.getIContact();
    Issue issue = null;
    IssueWrapper wrapper = null;
    if(contact == null || !contact.isValid()) {
      return;
    }
    Changes changes = new Changes();
    ChangeCategory issueCat = new ChangeCategory(2, I_.get("Changes"));
    ChangeCategory attachCat = new ChangeCategory(3, I_.get("Attachments"));
    ChangeCategory commentCat = new ChangeCategory(5, I_.get("Comment"));
    Long issueId = null;
    Boolean cancelEmails = false;
    Double hours = 0.0d, expenses = 0.0d, price = 0.0d;
    String redirect = null, comment = null, description = null;
    ServletFileUpload upload = new ServletFileUpload();
    upload.setHeaderEncoding(ElephantContext.getEncoding());
    FileItemIterator iter = upload.getItemIterator(request);
    while(iter.hasNext()) {
      FileItemStream item = iter.next();
      String name = item.getFieldName();
      InputStream stream = item.openStream();
      if(item.isFormField()) {
        switch(name) {
          case "issueId":
            issueId = Long.valueOf(Streams.asString(stream));
            issue = dao.find(Issue.class, issueId);
            wrapper = new IssueWrapper(issue);
            break;
          case "redirect":
            redirect = Streams.asString(stream, ElephantContext.getEncoding());
            break;
          case "dossierId":
            Long dossierId = Long.valueOf(Streams.asString(stream));
            if(dossierId > 0) {
              Dossier dossier = dao.find(Dossier.class, dossierId);
              if(dossier != null && dossier.getId() != issue.getDossier().getId()) {
                changes.addChange(new StringChange(issueCat, I_.get("Dossier"),
                        issue.getDossier().getDescription(), dossier.getDescription()));
                issue.setDossier(dossier);
              }
            }
            break;
          case "description":
            description = Streams.asString(stream, ElephantContext.getEncoding());
            if(!Strings.isBlank(description)) {
              description = HTMLEntities.plainWhenPossible(description);
              changes.addChange(new StringChange(issueCat, I_.get("Description"), 
                          issue.getDescription(), description));
              issue.setDescription(description);
            }
            break;
          case "comment":
            comment = Streams.asString(stream, ElephantContext.getEncoding());
            if(!Strings.isBlank(comment)) {
              comment = HTMLEntities.plainWhenPossible(comment);
              changes.addComment(commentCat, comment);
            }
            break;
          case "expenses":
            expenses = NumberUtils.toDouble(Streams.asString(stream), 0);
            break;
          case "hours":
            hours = NumberUtils.toDouble(Streams.asString(stream), 0);
            break;
          case "price":
            price = NumberUtils.toDouble(Streams.asString(stream), 0);
            break;
          case "status1":
            changes.addChange(new EnumChange(issueCat, I_.get("Status"), issue.getStatus(), IssueStatus.STATUS_INCOMPLETE, false));
            issue.setStatus(IssueStatus.STATUS_INCOMPLETE);
            break;
          case "status2":
            changes.addChange(new EnumChange(issueCat, I_.get("Resolution"), issue.getResolution(), IssueResolution.RESOLUTION_FIXED));
            issue.setResolution(IssueResolution.RESOLUTION_FIXED);
            changes.addChange(new EnumChange(issueCat, I_.get("Status"), issue.getStatus(), IssueStatus.STATUS_RESOLVED, false));
            issue.setStatus(IssueStatus.STATUS_RESOLVED);
            if(wrapper.getCanClose()) {
              changes.addChange(new EnumChange(issueCat, I_.get("Status"), issue.getStatus(), IssueStatus.STATUS_CLOSED, false));
              issue.setStatus(IssueStatus.STATUS_CLOSED);
            }
            break;
          case "status3":
            changes.addChange(new EnumChange(issueCat, I_.get("Resolution"), issue.getResolution(), IssueResolution.RESOLUTION_WONTFIX));
            issue.setResolution(IssueResolution.RESOLUTION_WONTFIX);
            changes.addChange(new EnumChange(issueCat, I_.get("Status"), issue.getStatus(), IssueStatus.STATUS_RESOLVED, false));
            issue.setStatus(IssueStatus.STATUS_RESOLVED);
            if(wrapper.getCanClose()) {
              changes.addChange(new EnumChange(issueCat, I_.get("Status"), issue.getStatus(), IssueStatus.STATUS_CLOSED, false));
              issue.setStatus(IssueStatus.STATUS_CLOSED);
            }
            break;
          case "status4":
            changes.addChange(new EnumChange(issueCat, I_.get("Status"), issue.getStatus(), IssueStatus.STATUS_REOPENED, false));
            issue.setStatus(IssueStatus.STATUS_REOPENED);
            issue.setResolution(IssueResolution.RESOLUTION_NONE);
            issue.setDuplicated(null);
            break;
          case "status5":
            changes.addChange(new EnumChange(issueCat, I_.get("Status"), issue.getStatus(), IssueStatus.STATUS_VERIFIED, false));
            issue.setStatus(IssueStatus.STATUS_VERIFIED);
            if(wrapper.getCanClose()) {
              changes.addChange(new EnumChange(issueCat, I_.get("Status"), issue.getStatus(), IssueStatus.STATUS_CLOSED, false));
              issue.setStatus(IssueStatus.STATUS_CLOSED);
            }
            break;
          case "cancelEmails":
            cancelEmails = Boolean.parseBoolean(Streams.asString(stream, ElephantContext.getEncoding()));
            break;
        }
      } else if(issueId != null && issueId > 0) {
        Attachment attachment = new Attachment();
        attachment.setModification(new Date());
        attachment.setPath("/issue/" + issueId);
        attachment.setOwner(contact.getId());
        attachment.setOnlyOwner(false);
        attachment.setComment("");
        attachment.setShowKey(null);
        attachment.setPublishable(true);
        AttachContent ac = new AttachContent();
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        Streams.copy(item.openStream(), baos, true);
        ac.setFileContent(baos.toByteArray());
        attachment.setAttachContent(ac);
        attachment.setFileName(convertToFileName(item.getName()));
        attachment.setFileContentType(item.getContentType());
        attachment.setFileSize(ac.getFileContent().length);
        attachment.setValidated(Application.getApplication().isInRole("attach:self-validate"));
        if(attachment.getFileSize() > 0) {
          attachment = new AttachPU().saveObject(attachment);
          SystemLogger.getInstance().doLog(SystemLogType.LOG_INFO, attachment, "uploaded", null);
          changes.addChange(new StringChange(attachCat, I_.get("Upload"), attachment.getFileName(), null, true));
        }
      }
    }
    changes.clearEquals();
    if(changes.stringSize() > 0) {
      Date now = new Date();
      if(issue != null) {
        IssueComment ic = new IssueComment();
        ic.setIssue(issue);
        ic.setModification(now);
        ic.setIContact(Authentication.getIContact());
        if(expenses != 0.0d) {
          changes.addChange(new UniqueNumber(issueCat, I_.get("Expenses"), expenses));
          ic.setExpenses(expenses);
        }
        if(hours != 0.0d) {
          changes.addChange(new UniqueNumber(issueCat, I_.get("Hours"), hours));
          ic.setHours(hours);
        }
        if(price != 0.0d) {
          changes.addChange(new UniqueNumber(issueCat, I_.get("Price"), price));
          ic.setPrice(price);
        }
        ic.setComment(changes.getChangesString());
        issue.getComments().add(ic);
        issue.setModification(now);
        issue = dao.saveObject(issue);
        SystemLogger.getInstance().doLog(SystemLogType.LOG_INFO, issue, "saved",
                issue.getId() + " - " + issue.getDescription());
        if(!cancelEmails) {
          new IssueMail(changes, issue, 0, 0, 0).sendMail();
        }
        IssueWrapper.checkPendingRevision(issue);
      }
    }
    if(!Strings.isBlank(redirect)) {
      constructor.redirect(redirect);
    }
  }
  
  private String convertToFileName(String fileName) {
    if(fileName.contains("/")) {
      fileName = fileName.substring(fileName.lastIndexOf("/") + 1);
    }
    return fileName;
  }
 
}