SIPRP/trunk/AnaliseAcidentesTrabalho/src/java/analiseacidentestrabalho/LoadImage.java

/*
 * LoadImage.java
 *
 * Created on September 26, 2007, 5:36 PM
 * Copyright lluis
 */
package analiseacidentestrabalho;

import com.evolute.utils.error.ErrorLogger;
import com.sun.rave.web.ui.appbase.AbstractPageBean;
import com.sun.rave.web.ui.component.Body;
import com.sun.rave.web.ui.component.Button;
import com.sun.rave.web.ui.component.Form;
import com.sun.rave.web.ui.component.Head;
import com.sun.rave.web.ui.component.Html;
import com.sun.rave.web.ui.component.Link;
import com.sun.rave.web.ui.component.Page;
import com.sun.rave.web.ui.component.PanelGroup;
import com.sun.rave.web.ui.component.StaticText;
import com.sun.rave.web.ui.component.Upload;
import com.sun.rave.web.ui.model.UploadedFile;
import global.Global;
import java.io.File;
import javax.faces.FacesException;
import javax.faces.component.html.HtmlPanelGrid;
import javax.servlet.ServletContext;

/**
 * <p>Page bean that corresponds to a similarly named JSP page.  This
 * class contains component definitions (and initialization code) for
 * all components that you have defined on this page, as well as
 * lifecycle methods and event handlers where you may add behavior
 * to respond to incoming events.</p>
 */
public class LoadImage extends AbstractPageBean {
    // <editor-fold defaultstate="collapsed" desc="Managed Component Definition">
    private int __placeholder;
    
    /**
     * <p>Automatically managed component initialization.  <strong>WARNING:</strong>
     * This method is automatically generated, so any user-specified code inserted
     * here is subject to being replaced.</p>
     */
    private void _init() throws Exception {
    }
    
    private Page page1 = new Page();
    
    public Page getPage1() {
        return page1;
    }
    
    public void setPage1(Page p) {
        this.page1 = p;
    }
    
    private Html html1 = new Html();
    
    public Html getHtml1() {
        return html1;
    }
    
    public void setHtml1(Html h) {
        this.html1 = h;
    }
    
    private Head head1 = new Head();
    
    public Head getHead1() {
        return head1;
    }
    
    public void setHead1(Head h) {
        this.head1 = h;
    }
    
    private Link link1 = new Link();
    
    public Link getLink1() {
        return link1;
    }
    
    public void setLink1(Link l) {
        this.link1 = l;
    }
    
    private Body body1 = new Body();
    
    public Body getBody1() {
        return body1;
    }
    
    public void setBody1(Body b) {
        this.body1 = b;
    }
    
    private Form form1 = new Form();
    
    public Form getForm1() {
        return form1;
    }
    
    public void setForm1(Form f) {
        this.form1 = f;
    }

    private HtmlPanelGrid gridBase1 = new HtmlPanelGrid();

    public HtmlPanelGrid getGridBase1() {
        return gridBase1;
    }

    public void setGridBase1(HtmlPanelGrid hpg) {
        this.gridBase1 = hpg;
    }

    private HtmlPanelGrid gridLayout = new HtmlPanelGrid();

    public HtmlPanelGrid getGridLayout() {
        return gridLayout;
    }

    public void setGridLayout(HtmlPanelGrid hpg) {
        this.gridLayout = hpg;
    }

    private StaticText staticText1 = new StaticText();

    public StaticText getStaticText1() {
        return staticText1;
    }

    public void setStaticText1(StaticText st) {
        this.staticText1 = st;
    }

    private Upload fileUpload1 = new Upload();

    public Upload getFileUpload1() {
        return fileUpload1;
    }

    public void setFileUpload1(Upload u) {
        this.fileUpload1 = u;
    }
    
    // </editor-fold>    
    /**
     * <p>Construct a new Page bean instance.</p>
     */
    
    private String realImageFilePath;
    //private static final String IMAGE_URL = "/resources/image-file";    
    //private String IMAGE_URL = "/resources/images";        

    private StaticText staticText2 = new StaticText();

    public StaticText getStaticText2() {
        return staticText2;
    }

    public void setStaticText2(StaticText st) {
        this.staticText2 = st;
    }

    private StaticText txtMsg = new StaticText();

    public StaticText getTxtMsg() {
        return txtMsg;
    }

    public void setTxtMsg(StaticText st) {
        this.txtMsg = st;
    }

    private PanelGroup groupPanel4 = new PanelGroup();

    public PanelGroup getGroupPanel4() {
        return groupPanel4;
    }

    public void setGroupPanel4(PanelGroup pg) {
        this.groupPanel4 = pg;
    }

    private Button butUpload = new Button();

    public Button getButUpload() {
        return butUpload;
    }

    public void setButUpload(Button b) {
        this.butUpload = b;
    }

    private Button butCancelar = new Button();

    public Button getButCancelar() {
        return butCancelar;
    }

    public void setButCancelar(Button b) {
        this.butCancelar = b;
    }
    public LoadImage() {
    }
    
    /**
     * <p>Callback method that is called whenever a page is navigated to,
     * either directly via a URL, or indirectly via page navigation.
     * Customize this method to acquire resources that will be needed
     * for event handlers and lifecycle methods, whether or not this
     * page is performing post back processing.</p>
     *
     * <p>Note that, if the current request is a postback, the property
     * values of the components do <strong>not</strong> represent any
     * values submitted with this request.  Instead, they represent the
     * property values that were saved for this view when it was rendered.</p>
     */
    public void init() {
        // Perform initializations inherited from our superclass
        super.init();
        // Perform application initialization that must complete
        // *before* managed components are initialized
        // TODO - add your own initialiation code here
        
        // <editor-fold defaultstate="collapsed" desc="Managed Component Initialization">
        // Initialize automatically managed components
        // *Note* - this logic should NOT be modified
        try {
            _init();
        } catch (Exception e) {
            log("LoadImage Initialization Failure", e);
            throw e instanceof FacesException ? (FacesException) e: new FacesException(e);
        }
        
        // </editor-fold>
        // Perform application initialization that must complete
        // *after* managed components are initialized
        // TODO - add your own initialization code here
        
	if (!getSessionBean1().isLoggedIn()) {
	    try {
		getExternalContext().redirect("Login.jsp");
	    } catch(Exception e) {  
	    // . . .  handle exception . . .              
	    }
	}
        else
        {
            
            getSessionBean1().setImageName(null);                
            ServletContext theApplicationsServletContext =
                 (ServletContext) this.getExternalContext().getContext();
             //this.realImageFilePath = theApplicationsServletContext.getRealPath(IMAGE_URL);        
             //this.realImageFilePath = theApplicationsServletContext.getRealPath(Global.IMAGE_FOLDER);                 
             try
             {
                realImageFilePath = Global.IMAGE_FOLDER + "/tmp" + getSessionBean1().getCurrentUser().getLogin();
                File f = new File(realImageFilePath);
                f.mkdir();  
             }
             catch(Exception ex)
             {
                 ErrorLogger.logException( ex );
             }            
        }
        


    }
    
    /**
     * <p>Callback method that is called after the component tree has been
     * restored, but before any event processing takes place.  This method
     * will <strong>only</strong> be called on a postback request that
     * is processing a form submit.  Customize this method to allocate
     * resources that will be required in your event handlers.</p>
     */
    public void preprocess() {
    }
    
    /**
     * <p>Callback method that is called just before rendering takes place.
     * This method will <strong>only</strong> be called for the page that
     * will actually be rendered (and not, for example, on a page that
     * handled a postback and then navigated to a different page).  Customize
     * this method to allocate resources that will be required for rendering
     * this page.</p>
     */
    public void prerender() {
  //String uploadedFileName = (String) this.txtFileName.getValue();
       //if ( uploadedFileName != null ) {
//            IMAGE_URL += getSessionBean1().getImageName();
//            System.out.println("IMAGE URL : " + IMAGE_URL);
           //image1.setUrl(IMAGE_URL);
//	   }        
         txtMsg.setText(getSessionBean1().getMsg());
         getSessionBean1().setMsg("");        

    }
    
    /**
     * <p>Callback method that is called after rendering is completed for
     * this request, if <code>init()</code> was called (regardless of whether
     * or not this was the page that was actually rendered).  Customize this
     * method to release resources acquired in the <code>init()</code>,
     * <code>preprocess()</code>, or <code>prerender()</code> methods (or
     * acquired during execution of an event handler).</p>
     */
    public void destroy() {
    }

    /**
     * <p>Return a reference to the scoped data bean.</p>
     */
    protected RequestBean1 getRequestBean1() {
        return (RequestBean1)getBean("RequestBean1");
    }

    /**
     * <p>Return a reference to the scoped data bean.</p>
     */
    protected ApplicationBean1 getApplicationBean1() {
        return (ApplicationBean1)getBean("ApplicationBean1");
    }

    /**
     * <p>Return a reference to the scoped data bean.</p>
     */
    protected SessionBean1 getSessionBean1() {
        return (SessionBean1)getBean("SessionBean1");
    }

    public String lnkLogout_action() {
        // TODO: Replace with your code
        
        return null;
    }

    public String lnkNome_action() {
        // TODO: Replace with your code
        
        return null;
    }

    public String lnkDataNascimento_action() {
        // TODO: Replace with your code
        
        return null;
    }
    
    public String butCancelar_action() {
        getSessionBean1().setImageName(null);        
        return "analise_acidente";        
    }    

    public String butUpload_action() {
        // TODO: Process the button click action. Return value is a navigation
        // case name where null will return to the same page.
        
        //realImageFilePath += "/tmp" + getSessionBean1().getCurrentUser().getLogin();
        System.out.println("REAL IMAGE FILE PATH : " + realImageFilePath);
        File fdir = new File(realImageFilePath);
        System.out.println("FDIR : " + fdir);        
        

        UploadedFile uploadedFile = fileUpload1.getUploadedFile();
        if(uploadedFile != null)
        {
            
            String uploadedFileName = uploadedFile.getOriginalName();

            // Some browsers return complete path name, some don't
            // Make sure we only have the file name
            // First, try forward slash
            int index = uploadedFileName.lastIndexOf('/');
            String justFileName;
            if ( index >= 0) {
                justFileName = uploadedFileName.substring( index + 1 );
            } else {
                // Try backslash
                index = uploadedFileName.lastIndexOf('\\');
                if (index >= 0) {
                    justFileName = uploadedFileName.substring( index + 1 );
                } else {
                    // No forward or back slashes
                    justFileName = uploadedFileName;
                }
            }
            //justFileName = justFileName.substring(0, justFileName.lastIndexOf('.'));
            int firstImageNr = getFirstImageNr().intValue();
            File files[] = fdir.listFiles(); 
    //                realImageFilePath += "/" + justFileName;
        System.out.println("FILES : " + files);                    
            
            int imageName = firstImageNr + files.length + 1;
            justFileName = new Integer(imageName).toString();  
            
            if(imageName < 10)
            {
                justFileName = "0" + justFileName;
            }
            //this.txtFileName.setValue(justFileName);
            Long uploadedFileSize = new Long(uploadedFile.getSize());
            //this.txtFileSize.setValue(uploadedFileSize);
            String uploadedFileType = uploadedFile.getContentType();
            //this.txtFileType.setValue(uploadedFileType);
            if ( uploadedFileType.equals("image/jpeg")
            || uploadedFileType.equals("image/pjpeg")
            || uploadedFileType.equals("image/gif")
            || uploadedFileType.equals("image/png")
            || uploadedFileType.equals("image/x-png")) {
                try {

                    realImageFilePath += "/" + justFileName;                
                    File file = new File(this.realImageFilePath);
                    uploadedFile.write(file);
                    getSessionBean1().setImageName(justFileName);                
                    //getSessionBean1().setMsg("Ficheiro carregado !");                
                } catch (Exception ex) {
                    ErrorLogger.logException( ex );
                    getSessionBean1().setMsg("N&atilde;o foi possivel carregar o ficheiro !");
                    return null;
                }
            } else {
                getSessionBean1().setMsg("Tem de seleccionar um ficheiro do tipo JPEG, PJPEG, GIF, PNG, ou X-PNG !");            
                new File(this.realImageFilePath).delete();
                return null;
            }            
        }
        else
        {
            getSessionBean1().setImageName(null);              
        }

        return "analise_acidente";
    }
    
    private Integer getFirstImageNr()
    {
        if(getSessionBean1().getCurrentAnalise() == null)
        {
            return new Integer(0);
        }
        else
        {
            String folderName = getSessionBean1().getCurrentAnalise().getAnalise_nr().substring(0,2) + getSessionBean1().getCurrentAnalise().getAnalise_nr().substring(3);                    
            ServletContext theApplicationsServletContext =
                 (ServletContext) this.getExternalContext().getContext();
//            String imageFileFolder = theApplicationsServletContext.getRealPath(Global.IMAGE_FOLDER + "/" + folderName);                        
            String imageFileFolder = Global.IMAGE_FOLDER + "/" + folderName;                                    
            File fdir = new File(imageFileFolder);
            int nr = 0;
            if(fdir.exists())
            {
                File files[] = fdir.listFiles();   
                for(int i=0; i < files.length; i++)
                {
                    String nr_str = files[i].getName();
                    int i_nr = Integer.parseInt(nr_str);
                    if(i_nr > nr)
                    {
                        nr = i_nr;
                    }
                }
                return new Integer(nr);
            }
            
            return new Integer(0);
        }
    }
}