package net.sf.statcvs.pages.xml;

 /**

  * @author Nilendra Weerasinghe (nilendraw@gmail.com)

  * @version $Id: GenerateXml.java,v 1.2 2008/04/02 11:22:16 benoitx Exp $

  *

  * This is the central class which creates all of the xml reports

  */

 import java.io.FileOutputStream;

 import java.io.IOException;

 import java.util.Calendar;

 import java.util.Iterator;

 import net.sf.statcvs.Messages;

 import net.sf.statcvs.model.Repository;

 import net.sf.statcvs.model.VersionedFile;

 import net.sf.statcvs.output.ConfigurationOptions;

 import net.sf.statcvs.output.ReportConfig;

 import net.sf.statcvs.output.WebRepositoryIntegration;

 import net.sf.statcvs.reports.TopDevelopersTableReport;

 import net.sf.statcvs.weblinks.bugs.BugTracker;

 import org.jdom.Comment;

 import org.jdom.Document;

 import org.jdom.Element;

 import org.jdom.output.XMLOutputter;

 public class GenerateXml {

     private static final String TAG_REPO_STATISTICS = "RepoStatistics";

     private final ReportConfig config;

     private final Repository repository;

     /**

      * @param config Configuration and data for the report suite

      */

     public GenerateXml(final ReportConfig config) {

         this.config = config;

         this.repository = config.getRepository();

     }

     /**

      * This method will invoke the classes which capture the data required to generate the xmls

      */

     public void generate() {

         final TopDevelopersTableReport topDevelopers = new TopDevelopersTableReport(this.config);

         final String gen_time = Calendar.getInstance().getTime().toString();

         final String period = getReportPeriod();

         final String title = Messages.getString("INDEX_TITLE") + " " + this.config.getProjectName();

         final Element root = new Element(TAG_REPO_STATISTICS);

         root.setAttribute("date", gen_time.toLowerCase());

         root.setAttribute("period", period.toLowerCase());

         root.setAttribute("numberfiles", Integer.toString(getCurrentFileCount()));

         root.setAttribute("totalloc", Integer.toString(this.repository.getCurrentLOC()));

         root.setAttribute("numberdevelopers", Integer.toString(topDevelopers.getDeveloperCount()));

         final Document myXML = new Document(root);

         myXML.addContent(new Comment(title));

         final Element el2 = new Element(XmlTags.TAG_CHECKED_OUT_DIR);

         el2.setAttribute("path", ConfigurationOptions.getCheckedOutDirectory());

         root.addContent(el2);

         if (ConfigurationOptions.getProjectName() != null) {

             final Element el3 = new Element(XmlTags.TAG_PROJECT);

             el3.setAttribute("path", ConfigurationOptions.getCheckedOutDirectory());

             root.addContent(el3);

         }

         /*

         if (repository.getRoot() != null) {

             Element el3 = new Element(XmlTags.TAG_ROOT);

             el3.setAttribute("path", repository.getRoot().getPath());

             root.addContent(el3);

         }

         */

         final BugTracker bt = ConfigurationOptions.getWebBugtracker();

         if (bt != null) {

             final Element el = new Element(XmlTags.TAG_BUG_TRACKER);

             el.setAttribute("baseurl", bt.baseURL());

             el.setAttribute("name", bt.getName());

             root.addContent(el);

         }

         final WebRepositoryIntegration wi = ConfigurationOptions.getWebRepository();

         if (wi != null) {

             final Element el = new Element(XmlTags.TAG_WEB_REPOSITORY);

             el.setAttribute("baseurl", wi.getBaseUrl());

             el.setAttribute("name", wi.getName());

             root.addContent(el);

         }

         /*

          * add developer statistics section to xml report

          */

         final AllDevelopersXml adxml = new AllDevelopersXml(config);

         final Element child1 = adxml.toFile();

         root.addContent(child1);

         /*

          * add directories statistics section to xml report

          */

         final DirectoriesXml dxml = new DirectoriesXml(config);

         final Element child2 = dxml.toFile();

         root.addContent(child2);

         /*

          * add commit log section to xml report

          */

         final LogXml log = new LogXml(config);

         final Element child3 = log.toFile();

         root.addContent(child3);

         /*

          * add commit log section to xml

          */

         final FilesXml fl = new FilesXml(config);

         final Element child4 = fl.toFile();

         root.addContent(child4);

         /*

          * add revised file list section to xml report

         RevisedFilesXml rxml = new RevisedFilesXml(config);

         Element child5 = rxml.toFile();

         root.addContent(child5);

          */

         // serialize it into a file

         try {

             final String file = ConfigurationOptions.getOutputDir() + "repo-statistics.xml";

             final FileOutputStream out = new FileOutputStream(file);

             final XMLOutputter serializer = new XMLOutputter();

             serializer.output(myXML, out);

             out.flush();

             out.close();

         } catch (final IOException e) {

             System.err.println(e);

         }

     }

     /**

      * Returns the period for which the report is being generated

      *

      * @returns String

      */

     private String getReportPeriod() {

         return XML.getDate(this.repository.getFirstDate()) + " to " + XML.getDate(this.repository.getLastDate());

     }

     /**

      * Returns the no. of files in the repository

      *

      * @returns int

      */

     private int getCurrentFileCount() {

         int result = 0;

         final Iterator it = this.repository.getFiles().iterator();

         while (it.hasNext()) {

             final VersionedFile file = (VersionedFile) it.next();

             if (!file.isDead()) {

                 result++;

             }

         }

         return result;

     }

 }