Application: gvSIG desktop

package org.gvsig.scripting;

import java.awt.GridLayout;

import java.io.File;

import java.io.FileReader;

import java.io.IOException;

import java.net.MalformedURLException;

import java.net.URI;

import java.net.URISyntaxException;

import java.net.URL;

import java.util.Map;

import javax.swing.JPanel;

import org.apache.bsf.BSFEngine;

import org.apache.bsf.BSFException;

import thinlet.script.ScriptableThinlet;

import com.iver.andami.PluginServices;

import com.iver.andami.ui.mdiManager.IWindow;

import com.iver.andami.ui.mdiManager.WindowInfo;

public class ScriptPanel extends JPanel implements IWindow {

    public static final String JAVASCRIPT = ScriptingExtension.JAVASCRIPT;

    public static final String BEANSHELL = ScriptingExtension.BEANSHELL;

    public static final String JYTHON = ScriptingExtension.JYTHON;

    public static final String GROOVY = ScriptingExtension.GROOVY;

        private WindowInfo viewInfo;        

        private String xmlFileName;

        private String language;        

        private String title = null;

        private int viewType = WindowInfo.RESIZABLE;        

        //private int viewType = ViewInfo.MODALDIALOG;

        private int top = 0;

        private int left = 0;

        private int width = -1;

        private int height = -1;

        private Map params;

        private DefaultThinlet thinlet = null;

        public ScriptPanel(Map params) throws BSFException, IOException {

                super();

                this.params = params;

                if (!params.containsKey("fileName")) {

                        throw new IOException(); //FIXME !!!!

                }

                this.xmlFileName = (String)params.get("fileName");

                if (!params.containsKey("language")) {

                        throw new IOException(); //FIXME !!!!

                }

                this.language = (String)params.get("language");

                this.title =(String)params.get("title");

                this.viewType = params.containsKey("viewType") ? ((Integer)params.get("viewType")).intValue(): this.viewType;

                this.top = params.containsKey("top") ? ((Integer)params.get("top")).intValue(): this.top;

                this.left = params.containsKey("left") ? ((Integer)params.get("left")).intValue(): this.left;

                this.width = params.containsKey("width") ? ((Integer)params.get("width")).intValue(): this.width;

                this.height = params.containsKey("height") ? ((Integer)params.get("height")).intValue(): this.height;                

                this.initilize();                

        }

        /*

        public ScriptPanel(String xmlFileName, String language) throws BSFException, IOException {

                super();

                this.xmlFileName = xmlFileName;

                this.language = language;                

                this.initilize();

        }

        public ScriptPanel(String xmlFileName, String language, String title ) throws BSFException, IOException  {

                super();

                this.xmlFileName = xmlFileName;

                this.language = language;

                this.title = title;                

                this.initilize();

        }

        public ScriptPanel(String xmlFileName, String language, String title,int viewType ) throws BSFException, IOException  {

                super();

                this.xmlFileName = xmlFileName;

                this.language = language;                

                this.title = title;

                this.viewType = viewType;                

                this.initilize();

        }

        */

        private void initilize() throws BSFException, IOException {

                this.setLayout(new GridLayout());

                /*

                if (this.top > 0 && this.left > 0) {

                        this.setLocation(this.top,this.left);

                }

                */

                File file = new File(this.xmlFileName);

                if (!file.exists()) {

                        throw new IOException("File "+ file.getAbsolutePath()+ " not found.");

                }

                if (this.title == null) {

                        this.title = this.xmlFileName;

                }

                this.thinlet = ScriptPanel.getNewScriptableThinletInstance(this.language);                

                ScriptingExtension.getBSFManager().declareBean("params",this.params, this.params.getClass());

                BSFEngine bsfEngine = ScriptingExtension.getBSFManager().loadScriptingEngine(this.language);

                if (this.language.equals(JYTHON)) {

                        this.runStartupScripJython(bsfEngine);

                }

                this.thinlet.add(this.thinlet.parse(file));

                this.add(this.thinlet);

                this.thinlet.setVisible(true);

                this.doLayout();

                this.setVisible(true);                

                /*

                if (this.width > 0 && this.height > 0) {

                        this.setSize(this.width, this.height);

                }else {

                        this.setSize(thinlet.getWidth() ,thinlet.getHeight()+2);

                }

                */

        }

        public DefaultThinlet getThinlet() {

                return this.thinlet;

        }

        public WindowInfo getWindowInfo() {

        if (viewInfo == null) {                

            viewInfo=new WindowInfo(this.viewType);

            viewInfo.setTitle(this.title);

            viewInfo.setWidth(this.width);

            viewInfo.setHeight(this.height);

        }

        return viewInfo;

        }

        protected static DefaultThinlet getNewScriptableThinletInstance(String language) throws BSFException {

                DefaultThinlet thinlet = new DefaultThinlet(language);

                //thinlet.getBSFManager().setClassLoader(PluginServices.getPluginServices("com.iver.cit.gvsig").getClassLoader());

                //thinlet.getBSFManager().setClassLoader(PluginServices.ge);

                return thinlet;

        }

        private void runStartupScripJython(BSFEngine bsfEngine) throws IOException, BSFException {

                String startUpFileName = ScriptingExtension.getScriptingAppAccesor().getScriptsDirectory();

                startUpFileName = startUpFileName + File.separatorChar+ "jython"+ File.separatorChar+"startup.py";

                File startupFile = new File(startUpFileName);

                if (!startupFile.exists()) {

                        throw new IOException("Startup File "+startUpFileName+" not found");

                        //return;

                }

                String startupCode = this.readFile(startupFile);

                bsfEngine.exec(startUpFileName, -1, -1, startupCode);

        }

        private String readFile(File aFile) throws IOException {

                StringBuffer fileContents = new StringBuffer();

                FileReader fileReader = new FileReader(aFile);

                int c;

                while ((c = fileReader.read()) > -1) {

                        fileContents.append((char)c);

                }

                fileReader.close();

                return fileContents.toString();

        }

        public void close() {

                PluginServices.getMDIManager().closeWindow(this);

        }

}