Application: gvSIG desktop

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * 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 General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,

 * MA  02110-1301, USA.

 *

 */

package org.gvsig.about.impl;

import java.io.BufferedReader;

import java.io.FileNotFoundException;

import java.io.FileReader;

import java.io.IOException;

import java.io.InputStream;

import java.io.InputStreamReader;

import java.net.URL;

import java.util.ArrayList;

import java.util.Collections;

import java.util.Comparator;

import java.util.Iterator;

import java.util.List;

import java.util.Map;

import javax.swing.ImageIcon;

import javax.swing.JPanel;

import org.gvsig.about.AboutContribution;

import org.gvsig.about.AboutDeveloper;

import org.gvsig.about.AboutManager;

import org.gvsig.about.AboutParticipant;

import org.gvsig.about.AboutProject;

import org.gvsig.about.AboutSponsor;

import org.gvsig.about.AboutTranslator;

import org.gvsig.about.swing.JAboutPanel;

/**

 * @author gvSIG Team

 * @version $Id$

 * 

 */

public class DefaultAboutManager implements AboutManager {

    protected List<AboutDeveloper> developers;

    protected List<AboutTranslator> translators;

    protected List<AboutSponsor> sponsors;

    protected DefaultAboutProject root;

    protected int ICON_SIZE = 16;

    public DefaultAboutManager() {

        developers = new ArrayList<AboutDeveloper>();

        sponsors = new ArrayList<AboutSponsor>();

        translators = new ArrayList<AboutTranslator>();

    }

    public void setProject(String name, URL description, URL icon) {

        root = new DefaultAboutProject(this, name, description, icon);

    }

    public void setProject(String name, URL description, URL icon,

        Map<String, String> vars) {

        root = new DefaultAboutProject(this, name, description, icon, vars);

    }

    // public AboutContribution addContribution(AboutParticipant participant,

    // String title, String description) {

    // return participant.addContribution(title, description, null, null);

    // }

    //

    // public AboutContribution addContribution(AboutParticipant participant,

    // String title, String description, Date begin) {

    // return participant.addContribution(title, description, begin, null);

    // }

    //

    // public AboutContribution addContribution(AboutParticipant participant,

    // String title, String description, Date begin, Date end) {

    // return participant.addContribution(title, description, begin, end);

    // }

    public AboutParticipant addDeveloper(String name, URL description,

        int priority) {

        return addDeveloper(name, description, priority, null);

    }

    public AboutParticipant addDeveloper(String name, URL description,

        int priority, URL icon) {

        AboutDeveloper participant = this.getDeveloper(name);

        if (participant == null) {

            participant =

                new DefaultAboutDeveloper(this, name, description, priority,

                    icon);

            // Añadimos a la lista de contribuciones

            this.developers.add(participant);

            // Ordenamos por prioridad creciente

            Collections.sort(this.developers, new Comparator<AboutDeveloper>() {

                public int compare(AboutDeveloper p1, AboutDeveloper p2) {

                    return p1.getPriority() < p2.getPriority() ? -1 : (p1

                        .getPriority() > p2.getPriority() ? +1 : 0);

                }

            });

        }

        return participant;

    }

    public AboutParticipant addSponsor(String name, URL description,

        int priority) {

        return addSponsor(name, description, priority, null);

    }

    public AboutParticipant addSponsor(String name, URL description,

        int priority, URL icon) {

        AboutSponsor participant = this.getSponsor(name);

        if (participant == null) {

            participant =

                new DefaultAboutSponsor(this, name, description, priority, icon);

            // Añadimos a la lista de contribuciones

            this.sponsors.add(participant);

            // Ordenamos por prioridad creciente

            Collections.sort(this.sponsors, new Comparator<AboutSponsor>() {

                public int compare(AboutSponsor p1, AboutSponsor p2) {

                    return p1.getPriority() < p2.getPriority() ? -1 : (p1

                        .getPriority() > p2.getPriority() ? +1 : 0);

                }

            });

        }

        return participant;

    }

    public AboutParticipant addTranslator(String name, URL description,

        int priority) {

        return addTranslator(name, description, priority, null);

    }

    public AboutParticipant addTranslator(String name, URL description,

        int priority, URL icon) {

        AboutTranslator participant = this.getTranslator(name);

        if (participant == null) {

            participant =

                new DefaultAboutTranslator(this, name, description, priority,

                    icon);

            // Añadimos a la lista de contribuciones

            this.translators.add(participant);

            // Ordenamos por prioridad creciente

            Collections.sort(this.translators,

                new Comparator<AboutTranslator>() {

                    public int compare(AboutTranslator p1, AboutTranslator p2) {

                        return p1.getPriority() < p2.getPriority() ? -1 : (p1

                            .getPriority() > p2.getPriority() ? +1 : 0);

                    }

                });

        }

        return participant;

    }

    public JPanel getAboutPanel() {

        JPanel panel = new JAboutPanel(this);

        return panel;

    }

    public List<AboutContribution> getContributions(AboutParticipant participant) {

        return participant.getContributions();

    }

    public ImageIcon getImageIcon(String name) {

        return this.getImageIcon(name, null);

    }

    public ImageIcon getImageIcon(URL url) {

        return this.getImageIcon(url, null);

    }

    public ImageIcon getImageIcon(String name, String defaultName) {

        URL url =

            this.getClass().getClassLoader()

                .getResource("org/gvsig/about/images/i16x16/" + name);

        return this.getImageIcon(url, defaultName);

    }

    public ImageIcon getImageIcon(URL url, String defaultName) {

        if (url == null) {

            url =

                this.getClass()

                    .getClassLoader()

                    .getResource("org/gvsig/about/images/i16x16/" + defaultName);

        }

        if (url == null) {

            url =

                this.getClass()

                    .getClassLoader()

                    .getResource(

                        "org/gvsig/about/images/i16x16/image-missing.png");

        }

        if (url == null) {

            url =

                this.getClass()

                    .getClassLoader()

                    .getResource("org/gvsig/about/images/i16x16/" + defaultName);

        }

        if (url == null) {

            return new ImageIcon();

        }

        return new ImageIcon(url);

    }

    public AboutProject getProject() {

        return this.root;

    }

    public List<AboutDeveloper> getDevelopers() {

        return this.developers;

    }

    public List<AboutSponsor> getSponsors() {

        return this.sponsors;

    }

    public List<AboutTranslator> getTranslators() {

        return this.translators;

    }

    // public ImageIcon validIconFormat(URL iconUrl){

    // // comprobar si existe y comprobar si es imagen

    // if(iconUrl!=null){

    //

    // File f = new File(iconUrl.getFile());

    // String mimeType=null;

    //

    // try {

    // mimeType = iconUrl.openConnection().getContentType();

    // } catch (IOException e) {

    // // TODO Auto-generated catch block

    // e.printStackTrace();

    // }

    // boolean isImage = false;

    // String[] formatNames = ImageIO.getWriterMIMETypes();

    // for(int i=0;i<formatNames.length;i++){

    // if(formatNames[i].equals(mimeType)){

    // isImage = true;

    // }

    // }

    //

    // if(f.exists() && isImage){

    // ImageIcon image = new ImageIcon(iconUrl);

    // // Escalamos, si corresponde, el tamaño del icono

    // if(image.getIconHeight()>ICON_SIZE || image.getIconWidth()>ICON_SIZE){

    // float height = image.getIconHeight();

    // float width = image.getIconWidth();

    // if(height>=width && height>ICON_SIZE){

    // width = (width/height*ICON_SIZE);

    // height = ICON_SIZE;

    // }else if(width>height && width>ICON_SIZE){

    // height = (height/width*ICON_SIZE);

    // width = ICON_SIZE;

    // }

    // Image im = image.getImage();

    // image.setImage(im.getScaledInstance((int)width,(int)height, 0));

    // }

    // return image;

    // }

    // }

    //

    // return null;

    // }

    @SuppressWarnings("rawtypes")

    private AboutParticipant getParticipantByName(List l, String name) {

        Iterator it = l.iterator();

        while (it.hasNext()) {

            AboutParticipant ap = (AboutParticipant) it.next();

            if (ap.getName().equals(name)) {

                return ap;

            }

        }

        return null;

    }

    public AboutDeveloper getDeveloper(String name) {

        AboutDeveloper ap =

            (AboutDeveloper) this.getParticipantByName(this.developers, name);

        if (ap != null) {

            return ap;

        }

        return null;

    }

    public AboutSponsor getSponsor(String name) {

        AboutSponsor ap =

            (AboutSponsor) this.getParticipantByName(this.sponsors, name);

        if (ap != null) {

            return ap;

        }

        return null;

    }

    public AboutTranslator getTranslator(String name) {

        AboutTranslator ap =

            (AboutTranslator) this.getParticipantByName(this.translators, name);

        if (ap != null) {

            return ap;

        }

        return null;

    }

    public String getStringFromFile(String filename)

        throws FileNotFoundException, IOException {

        BufferedReader b = new BufferedReader(new FileReader(filename));

        StringBuffer sb = new StringBuffer();

        String str;

        while ((str = b.readLine()) != null) {

            sb.append(str);

            sb.append('\n');

        }

        return sb.toString();

    }

    public String getStringFromUrl(URL url) {

        InputStream imp = null;

        try {

            imp = url.openStream();

        } catch (IOException e) {

            return null;

        }

        BufferedReader b = new BufferedReader(new InputStreamReader(imp));

        StringBuffer sb = new StringBuffer();

        String str;

        try {

            while ((str = b.readLine()) != null) {

                sb.append(str);

                sb.append('\n');

            }

            b.close();

        } catch (IOException e) {

            // Ignore it

        }

        String data = sb.toString();

        return addBaseURLTag(url, data);

    }

    /**

     * Add an HTML base tag to the document.

     */

    private String addBaseURLTag(URL url, String data) {

        String baseTag = "<base href=\"" + getURLBase(url) + "\"/>";

        int index = data.indexOf("<head>");

        // Document contains a head section

        if (index > -1) {

            data =

                data.substring(0, index) // HTML init

                    + "<head>"

                    + baseTag

                    + data.substring(index + "<head>".length());

        } else {

            index = data.indexOf("<html>");

            // Document contains an html section

            if (index > -1) {

                data = data.substring(0, index + "<html>".length()) // HTML init

                    + "<head>" + baseTag + "</head>" // Head

                    + data.substring(index + "<html>".length());

            } else {

                // Document doesn't contain nor a head nor an html section

                data = "<head>" + baseTag + "</head>" // Head

                    + data;

            }

        }

        return data;

    }

    public String getStringFromUrl(URL url, Map<String, String> vars) {

        String data = this.getStringFromUrl(url);

        return this.expandVars(data, vars);

    }

    public String expandVars(String data, Map<String, String> vars) {

        Iterator<Map.Entry<String, String>> it = vars.entrySet().iterator();

        while (it.hasNext()) {

            Map.Entry<String, String> entry = it.next();

            data = replaceVariable(data, entry.getKey(), entry.getValue());

        }

        return data;

    }

    private String replaceVariable(String text, String varName,

        String replacementString) {

        String searchString = "%(".concat(varName).concat(")");

        StringBuffer sBuffer = new StringBuffer();

        int pos = 0;

        while ((pos = text.indexOf(searchString)) != -1) {

            sBuffer.append(text.substring(0, pos) + replacementString);

            text = text.substring(pos + searchString.length());

        }

        sBuffer.append(text);

        return sBuffer.toString();

    }

    public String getURLBase(URL fileURL) {

        if (fileURL != null) {

            String urlStr = fileURL.toString();

            int index = urlStr.lastIndexOf('/');

            if (index == urlStr.length() - 1) {

                // It is a / ending the URL, get the previous one

                index = urlStr.substring(0, index).lastIndexOf('/');

            }

            return urlStr.substring(0, index + 1);

        }

        return null;

    }

    // public String generateContributorsPage(AboutParticipant participant) {

    // String fileString=null;

    //

    // String page=null;

    //

    // URL resource = participant.getDescription();

    // if( resource!=null ) {

    // page = this.getStringFromUrl(resource);

    // }

    //

    // if( page != null ) {

    // String[] s = fileString.split("</body>");

    // String result = "";

    // for(int i=0;i<s.length-1;i++){

    // result = result + s[i];

    // if(i<s.length-2){

    // result = result + "</body>";

    // }

    // }

    // }

    //

    // //Si tiene contribuciones

    // List contributions = participant.getContributions();

    // if(contributions.size()>0){

    // String table = "\t<div style=\"padding-top:5px\">\n" +

    // "\t\t<div style=\"background-color: white;padding-top: 5px\">\n" +

    // "\t\t\t<center><h3>Contribuciones realizadas</h3></center>\n" +

    // "\t\t\t<br>\n" +

    // "\t\t\t<table width=\"100%\" border=\"1\">\n" +

    // "\t\t\t\t<tr>\n" +

    // "\t\t\t\t\t<td valign=\"top\" align=\"center\">Nombre</td>\n" +

    // "\t\t\t\t\t<td valign=\"top\" align=\"center\">Descripcion</td>\n" +

    // "\t\t\t\t\t<td valign=\"top\" colspan=\"2\" align=\"center\">Periodo</td>\n"

    // +

    // "\t\t\t\t</tr>\n";

    // Iterator it = contributions.iterator();

    // SimpleDateFormat formatter = new SimpleDateFormat("dd/MM/yyyy");

    // while(it.hasNext()){

    // AboutContribution ap = (AboutContribution)it.next();

    // String cont = "";

    // if(ap.getDescription()!=null){

    // cont=ap.getDescription();

    // }

    //

    // table = table +

    // "\t\t\t\t<tr>\n" +

    // "\t\t\t\t\t <td valign=\"top\">"+ap.getTitle()+"</td>\n" +

    // "\t\t\t\t\t <td valign=\"top\">"+cont+"</td>\n" +

    // "\t\t\t\t\t  <td valign=\"top\">"+formatter.format(ap.getBegin().getTime())+"</td>\n"

    // +

    // "\t\t\t\t\t  <td valign=\"top\">"+formatter.format(ap.getEnd().getTime())+"</td>\n"

    // +

    // "\t\t\t\t</tr>\n" ;

    // }

    // table = table + "\t\t\t</table>\n\t\t</div>\n\t</div>\n";

    // result = result + table+"</body>\n";

    // }

    //

    //

    // result = result+s[s.length-1];

    // return result;

    // }

}