[Bitcollider-commits] CVS: webcollider/src/java/org/bitpedia Webcollider.java,1.1,1.2

[Gordon M. <go...@us...>]

Update of /cvsroot/bitcollider/webcollider/src/java/org/bitpedia
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv11877/src/java/org/bitpedia

Modified Files:
	Webcollider.java 
Log Message:
* Webcollider.java
    add flavor combo that's available under windows xp
* webcollider.jar
    updated signed jar that works on XP

Index: Webcollider.java
===================================================================
RCS file: /cvsroot/bitcollider/webcollider/src/java/org/bitpedia/Webcollider.java,v
retrieving revision 1.1
retrieving revision 1.2
diff -C2 -r1.1 -r1.2
*** Webcollider.java	10 Jan 2006 06:57:59 -0000	1.1
--- Webcollider.java	10 Jan 2006 07:54:12 -0000	1.2
***************
*** 1,283 ****
! /*
!  * Webcollider.java
!  * 
!  * Created on Jan 7, 2006
!  * (c) 2006 Bitzi Inc
!  */
! 
! package org.bitpedia;
! import java.applet.Applet;
! import java.awt.Color;
! import java.awt.datatransfer.DataFlavor;
! import java.awt.datatransfer.Transferable;
! import java.awt.dnd.DnDConstants;
! import java.awt.dnd.DropTarget;
! import java.awt.dnd.DropTargetAdapter;
! import java.awt.dnd.DropTargetDragEvent;
! import java.awt.dnd.DropTargetDropEvent;
! import java.awt.dnd.DropTargetEvent;
! import java.io.BufferedInputStream;
! import java.io.BufferedReader;
! import java.io.Reader;
! import java.net.URL;
! import java.net.URLConnection;
! import java.util.ArrayList;
! 
! import javax.swing.JOptionPane;
! 
! import netscape.javascript.JSObject;
! 
! import org.bitpedia.collider.BitprintAnalyzer;
! import org.bitpedia.collider.ColliderAnalyzer;
! import org.bitpedia.collider.First20Analyzer;
! import org.json.JSONException;
! import org.json.JSONObject;
! 
! /**
!  * Webcollider applet; accepts dropped files from local desktop,
!  * calculates hashes and extracts other metadata, returns values 
!  * to page via call to Javascript and JSONObject. 
!  * 
!  * @author gojomo
!  */
! public class Webcollider extends Applet
! //                           implements Runnable 
! {
! 	
! 	private static final long serialVersionUID = 1L;
! 	JSObject window;
!     private FileDropTargetListener dropTargetAdapter;
! 	
! 	public void init() {
!         try {
!             window = JSObject.getWindow(this);
!         } catch (Exception e) {
!             System.out.println(e.getMessage());
!         }
!         this.dropTargetAdapter = new FileDropTargetListener();
!         this.setDropTarget(new DropTarget(this,
!                              DnDConstants.ACTION_COPY_OR_MOVE,
!                              this.dropTargetAdapter,
!                              true));
! 	}
! 
!     /**
!      * Get the 'filename' from an URL (removing any leading path
!      * segments).
!      * 
!      * @param url
!      * @return String filename
!      */
!     public String filenameFromUrl(URL url) {
!         String filename = url.getFile();
!         int lastSlash = url.getPath().lastIndexOf("/");
!         if(lastSlash==filename.length()) {
!             filename = filename.substring(0,filename.length()-1); 
!             lastSlash = url.getPath().lastIndexOf("/");
!         }
!         if(lastSlash>0) {
!             filename = filename.substring(lastSlash+1);
!         }
!         return filename;
!     }
!     
!     /**
!      * Call the given javascript function back in the browser
!      * window, with the given argument, wrapped in an array if
!      * necessary. 
!      * @param callback String name of function to call
!      * @param arg Object or Object[] to pass as arguments
!      */
!     public void windowCallback(String callback, Object arg) {
!         Object [] args; 
!         if(arg instanceof Object[]) {
!             args = (Object[]) arg ;
!         } else {
!             args = new Object[] { arg };
!         }
!         if(getParameter(callback) != null) {
!             window.call(getParameter(callback),args);
!         }
!     }
!     
!     /**
!      * Perform all hashing/analysis on the given URL, loading
!      * the results into a JSONObject. 
!      * 
!      * @param url URL to hash/analyze
!      * @return JSONObject of results
!      */
!     protected JSONObject collide(URL url) {
!         JSONObject json = new JSONObject();
!         long startTime = System.currentTimeMillis();
!         try {
!             if(!url.toString().startsWith("file:")) {
!                 // only enter URL if it's not a 'file:'
!                 json.put("url",url.toString());
!             }
!             String filename = filenameFromUrl(url);
!             json.put("filename",filename); 
!                    
!             URLConnection conn = url.openConnection();
!             BufferedInputStream bis = new BufferedInputStream(conn.getInputStream());
!             
!             String ct = conn.getContentType();
!             if(ct.equals("content/unknown")) {
!                 // TODO: bundle an extension->type map in applet
!                 // (javax.activations.MimetypesFileMap isn't available)
!             }
!             json.put("content-type",ct);
!             
!             ColliderAnalyzer[] analyzers = getAnalyzers(); 
!             for(int i = 0; i<analyzers.length;i++) {
!                 analyzers[i].start(json);
!             }
! 
!             byte[] buff = new byte[65536];
!             long totalRead = 0; 
!             long totalSize = 0; 
!             long percentDone = 0; 
!             int read;
!             while((read=bis.read(buff))>-1) {
!                 totalRead += read;
!                 if(totalSize==0) {
!                     totalSize = conn.getContentLength(); // TODO handle long
!                                                          // lengths
!                 }
!                 
!                 for(int i = 0; i<analyzers.length;i++) {
!                     analyzers[i].update(json,buff,read);
!                 }
!                 
!                 long newPercentDone = totalRead * 100 / totalSize;
!                 if(newPercentDone > percentDone && newPercentDone < 100) {
!                     percentDone = newPercentDone;
!                     json.put("percent-done",percentDone);
!                     windowCallback("progress_call",json);
!                 }
!             }
!             
!             json.put("percent-done",100);
!             // pass length as string to preserve precision
!             json.put("length",String.valueOf(totalRead)); 
!             
!             for(int i = 0; i<analyzers.length;i++) {
!                 analyzers[i].finish(json);
!             }
! 
!             long finishTime = System.currentTimeMillis();
!             json.put("collide-time-ms",(int)(finishTime-startTime));
!         } catch (Exception e) {
!             try {
!                 json.put("error", e.getMessage());
!             } catch (JSONException e1) {
!                 // TODO Auto-generated catch block
!                 e1.printStackTrace();
!             }
!         }
!         return json;
!     }
! 
!     
!     /**
!      * Return an array of all applicable ColliderAnalyzer modules.
!      * 
!      * @return array of analyzers to apply
!      */
!     private ColliderAnalyzer[] getAnalyzers() {
!         return new ColliderAnalyzer[] { 
!                 new BitprintAnalyzer(), 
!                 new First20Analyzer() 
!             };
!     }
! 
! 
! 
!     class FileDropTargetListener extends DropTargetAdapter {
!         public void dragEnter(DropTargetDragEvent evt) {
!             Webcollider.this.requestFocusInWindow();
!             Webcollider.this.setBackground(Color.PINK);
! //            Iterator iter = evt.getCurrentDataFlavorsAsList().iterator();
! //            while(iter.hasNext()) {
! //                System.out.println("evt flavors:");
! //                System.out.println(iter.next());
! //            }
!             
! //            evt.acceptDrag(DnDConstants.ACTION_COPY_OR_MOVE | DnDConstants.ACTION_LINK);
!         }
! //        public void dragOver(DropTargetDragEvent evt) {
! //            Webcollider.this.requestFocusInWindow();
! //            evt.acceptDrag(DnDConstants.ACTION_COPY_OR_MOVE | DnDConstants.ACTION_LINK);
! //        }
!         public void dragExit(DropTargetEvent evt) {
!             Webcollider.this.setBackground(Color.WHITE);
! //            Webcollider.this.repaint();
! //            evt.acceptDrag(DnDConstants.ACTION_COPY_OR_MOVE | DnDConstants.ACTION_LINK);
!         }
! 
!         public void drop(DropTargetDropEvent evt) {
!             try {
!                 Transferable tr = evt.getTransferable();
!                 DataFlavor[] flavors = tr.getTransferDataFlavors();
!                 for (int i = 0; i < flavors.length; i++) {
! //                    if (flavors[i].isFlavorJavaFileListType()) {
! //                        evt.acceptDrop(DnDConstants.ACTION_COPY);
! //                        java.util.List list2 = (java.util.List) tr
! //                                .getTransferData(flavors[i]);
! //                        ArrayList filenames = new ArrayList();
! //                        for (int j = 0; j < list2.size(); j++) {
! //                            String path = list2.get(j).toString();
! //                            filenames.add(path);
! //                            //window.eval("alert("+tr+");");
! //                        }
! //                        if (filenames.size() > 0) {
! //                            // DOIT
! //                            evt.dropComplete(true);
! //                            return;
! //                        }
! //                    }
!                     System.out.println(flavors[i]);
!                     System.out.println("  "+flavors[i].getMimeType());
!                     System.out.println("  "+flavors[i].getRepresentationClass());
!                     if(flavors[i].getMimeType().startsWith("text/uri-list")
!                             && flavors[i].getRepresentationClass() == Reader.class) {
!                         evt.acceptDrop(DnDConstants.ACTION_COPY);
!                         Webcollider.this.setBackground(Color.RED);
!                         Webcollider.this.repaint();
!                         BufferedReader reader = new BufferedReader((Reader)tr.getTransferData(flavors[i]));
!                         String line;
!                         ArrayList urls = new ArrayList();
!                         ArrayList filenames = new ArrayList();
!                         while((line = reader.readLine())!=null) {
!                             URL url = new URL(line.trim());
!                             urls.add(url);
!                             filenames.add(filenameFromUrl(url));
!                         }
!                         windowCallback("start_call",filenames );
!                         for(int j = 0;j<urls.size();j++) {
!                             JSONObject ret = collide((URL) urls.get(j));
!                             System.out.println(ret.toString(1));
!                             windowCallback("finish_call",ret);
!                         }
! 
!                         evt.dropComplete(true);
!                         Webcollider.this.setBackground(Color.WHITE);
!                         return;
!                     }
!                 }
!                 JOptionPane.showMessageDialog(
!                         Webcollider.this,
!                         "none accepted",
!                         "Invalid File Type",
!                         JOptionPane.WARNING_MESSAGE);
!                 evt.rejectDrop();
! 
!             } catch (Exception e) {
!                 e.printStackTrace();
!                 evt.rejectDrop();
!             }
!             Webcollider.this.setBackground(Color.WHITE);
!         }
!     }
! 
! }
--- 1,303 ----
! /*
!  * Webcollider.java
!  * 
!  * Created on Jan 7, 2006
!  * (c) 2006 Bitzi Inc
!  */
! 
! package org.bitpedia;
! import java.applet.Applet;
! import java.awt.Color;
! import java.awt.datatransfer.DataFlavor;
! import java.awt.datatransfer.Transferable;
! import java.awt.dnd.DnDConstants;
! import java.awt.dnd.DropTarget;
! import java.awt.dnd.DropTargetAdapter;
! import java.awt.dnd.DropTargetDragEvent;
! import java.awt.dnd.DropTargetDropEvent;
! import java.awt.dnd.DropTargetEvent;
! import java.io.BufferedInputStream;
! import java.io.BufferedReader;
! import java.io.File;
! import java.io.Reader;
! import java.net.URL;
! import java.net.URLConnection;
! import java.util.ArrayList;
! import java.util.Iterator;
! import java.util.List;
! 
! import javax.swing.JOptionPane;
! 
! import netscape.javascript.JSObject;
! 
! import org.bitpedia.collider.BitprintAnalyzer;
! import org.bitpedia.collider.ColliderAnalyzer;
! import org.bitpedia.collider.First20Analyzer;
! import org.json.JSONException;
! import org.json.JSONObject;
! 
! /**
!  * Webcollider applet; accepts dropped files from local desktop,
!  * calculates hashes and extracts other metadata, returns values 
!  * to page via call to Javascript and JSONObject. 
!  * 
!  * @author gojomo
!  */
! public class Webcollider extends Applet
! //                           implements Runnable 
! {
! 	
! 	private static final long serialVersionUID = 1L;
! 	JSObject window;
!     private FileDropTargetListener dropTargetAdapter;
! 	
! 	public void init() {
!         try {
!             window = JSObject.getWindow(this);
!         } catch (Exception e) {
!             System.out.println(e.getMessage());
!         }
!         this.dropTargetAdapter = new FileDropTargetListener();
!         this.setDropTarget(new DropTarget(this,
!                              DnDConstants.ACTION_COPY_OR_MOVE,
!                              this.dropTargetAdapter,
!                              true));
! 	}
! 
!     /**
!      * Get the 'filename' from an URL (removing any leading path
!      * segments).
!      * 
!      * @param url
!      * @return String filename
!      */
!     public String filenameFromUrl(URL url) {
!         String filename = url.getFile();
!         int lastSlash = url.getPath().lastIndexOf("/");
!         if(lastSlash==filename.length()) {
!             filename = filename.substring(0,filename.length()-1); 
!             lastSlash = url.getPath().lastIndexOf("/");
!         }
!         if(lastSlash>0) {
!             filename = filename.substring(lastSlash+1);
!         }
!         return filename;
!     }
!     
!     /**
!      * Call the given javascript function back in the browser
!      * window, with the given argument, wrapped in an array if
!      * necessary. 
!      * @param callback String name of function to call
!      * @param arg Object or Object[] to pass as arguments
!      */
!     public void windowCallback(String callback, Object arg) {
!         Object [] args; 
!         if(arg instanceof Object[]) {
!             args = (Object[]) arg ;
!         } else {
!             args = new Object[] { arg };
!         }
!         if(getParameter(callback) != null) {
!             window.call(getParameter(callback),args);
!         }
!     }
!     
!     /**
!      * Perform all hashing/analysis on the given URL, loading
!      * the results into a JSONObject. 
!      * 
!      * @param url URL to hash/analyze
!      * @return JSONObject of results
!      */
!     protected JSONObject collide(URL url) {
!         JSONObject json = new JSONObject();
!         long startTime = System.currentTimeMillis();
!         try {
!             if(!url.toString().startsWith("file:")) {
!                 // only enter URL if it's not a 'file:'
!                 json.put("url",url.toString());
!             }
!             String filename = filenameFromUrl(url);
!             json.put("filename",filename); 
!                    
!             URLConnection conn = url.openConnection();
!             BufferedInputStream bis = new BufferedInputStream(conn.getInputStream());
!             
!             String ct = conn.getContentType();
!             if(ct.equals("content/unknown")) {
!                 // TODO: bundle an extension->type map in applet
!                 // (javax.activations.MimetypesFileMap isn't available)
!             }
!             json.put("content-type",ct);
!             
!             ColliderAnalyzer[] analyzers = getAnalyzers(); 
!             for(int i = 0; i<analyzers.length;i++) {
!                 analyzers[i].start(json);
!             }
! 
!             byte[] buff = new byte[65536];
!             long totalRead = 0; 
!             long totalSize = 0; 
!             long percentDone = 0; 
!             int read;
!             while((read=bis.read(buff))>-1) {
!                 totalRead += read;
!                 if(totalSize==0) {
!                     totalSize = conn.getContentLength(); // TODO handle long
!                                                          // lengths
!                 }
!                 
!                 for(int i = 0; i<analyzers.length;i++) {
!                     analyzers[i].update(json,buff,read);
!                 }
!                 
!                 long newPercentDone = totalRead * 100 / totalSize;
!                 if(newPercentDone > percentDone && newPercentDone < 100) {
!                     percentDone = newPercentDone;
!                     json.put("percent-done",percentDone);
!                     windowCallback("progress_call",json);
!                 }
!             }
!             
!             json.put("percent-done",100);
!             // pass length as string to preserve precision
!             json.put("length",String.valueOf(totalRead)); 
!             
!             for(int i = 0; i<analyzers.length;i++) {
!                 analyzers[i].finish(json);
!             }
! 
!             long finishTime = System.currentTimeMillis();
!             json.put("collide-time-ms",(int)(finishTime-startTime));
!         } catch (Exception e) {
!             try {
!                 json.put("error", e.getMessage());
!             } catch (JSONException e1) {
!                 // TODO Auto-generated catch block
!                 e1.printStackTrace();
!             }
!         }
!         return json;
!     }
! 
!     
!     /**
!      * Return an array of all applicable ColliderAnalyzer modules.
!      * 
!      * @return array of analyzers to apply
!      */
!     private ColliderAnalyzer[] getAnalyzers() {
!         return new ColliderAnalyzer[] { 
!                 new BitprintAnalyzer(), 
!                 new First20Analyzer() 
!             };
!     }
! 
! 
! 
!     class FileDropTargetListener extends DropTargetAdapter {
!         public void dragEnter(DropTargetDragEvent evt) {
!             Webcollider.this.requestFocusInWindow();
!             Webcollider.this.setBackground(Color.PINK);
! //            Iterator iter = evt.getCurrentDataFlavorsAsList().iterator();
! //            while(iter.hasNext()) {
! //                System.out.println("evt flavors:");
! //                System.out.println(iter.next());
! //            }
!             
! //            evt.acceptDrag(DnDConstants.ACTION_COPY_OR_MOVE | DnDConstants.ACTION_LINK);
!         }
! //        public void dragOver(DropTargetDragEvent evt) {
! //            Webcollider.this.requestFocusInWindow();
! //            evt.acceptDrag(DnDConstants.ACTION_COPY_OR_MOVE | DnDConstants.ACTION_LINK);
! //        }
!         public void dragExit(DropTargetEvent evt) {
!             Webcollider.this.setBackground(Color.WHITE);
! //            Webcollider.this.repaint();
! //            evt.acceptDrag(DnDConstants.ACTION_COPY_OR_MOVE | DnDConstants.ACTION_LINK);
!         }
! 
!         public void drop(DropTargetDropEvent evt) {
!             try {
!                 Transferable tr = evt.getTransferable();
!                 DataFlavor[] flavors = tr.getTransferDataFlavors();
!                 for (int i = 0; i < flavors.length; i++) {
! //                    if (flavors[i].isFlavorJavaFileListType()) {
! //                        evt.acceptDrop(DnDConstants.ACTION_COPY);
! //                        java.util.List list2 = (java.util.List) tr
! //                                .getTransferData(flavors[i]);
! //                        ArrayList filenames = new ArrayList();
! //                        for (int j = 0; j < list2.size(); j++) {
! //                            String path = list2.get(j).toString();
! //                            filenames.add(path);
! //                            //window.eval("alert("+tr+");");
! //                        }
! //                        if (filenames.size() > 0) {
! //                            // DOIT
! //                            evt.dropComplete(true);
! //                            return;
! //                        }
! //                    }
!                     System.out.println(flavors[i]);
!                     System.out.println("  "+flavors[i].getMimeType());
!                     System.out.println("  "+flavors[i].getRepresentationClass());
!                     ArrayList urls = new ArrayList();
!                     ArrayList filenames = new ArrayList();
!                     if(flavors[i].getMimeType().startsWith("text/uri-list")
!                             && flavors[i].getRepresentationClass() == Reader.class) {
!                         // this combo was available in Firefox/Linux FC3
!                     	evt.acceptDrop(DnDConstants.ACTION_COPY);
!                     	BufferedReader reader = new BufferedReader((Reader)tr.getTransferData(flavors[i]));
!                         String line;
!                         urls = new ArrayList();
!                         filenames = new ArrayList();
!                         while((line = reader.readLine())!=null) {
!                             URL url = new URL(line.trim());
!                             urls.add(url);
!                             filenames.add(filenameFromUrl(url));
!                         }
!                     } else if (flavors[i].getMimeType().startsWith("application/x-java-file-list")
!                     		&& flavors[i].getRepresentationClass() == List.class) {
!                     	// this combo was available in Firefox/ Windows XP
!                     	evt.acceptDrop(DnDConstants.ACTION_COPY);
!                     	List files = (List) tr.getTransferData(flavors[i]);
!                     	Iterator iter = files.iterator();
!                     	while(iter.hasNext()) {
!                     		File f = (File) iter.next();
!                     		urls.add(f.toURL());
!                     		filenames.add(f.getName());
!                     	}
!                     }
!                     
!                     if(!urls.isEmpty()) {
!                         Webcollider.this.setBackground(Color.RED);
!                         Webcollider.this.repaint();
!                         windowCallback("start_call",filenames );
!                         for(int j = 0;j<urls.size();j++) {
!                             JSONObject ret = collide((URL) urls.get(j));
!                             System.out.println(ret.toString(1));
!                             windowCallback("finish_call",ret);
!                         }
! 
!                         evt.dropComplete(true);
!                         Webcollider.this.setBackground(Color.WHITE);
!                         return;
!                     }
!                 }
!                 JOptionPane.showMessageDialog(
!                         Webcollider.this,
!                         "none accepted",
!                         "Invalid File Type",
!                         JOptionPane.WARNING_MESSAGE);
!                 evt.rejectDrop();
! 
!             } catch (Exception e) {
!                 e.printStackTrace();
!                 evt.rejectDrop();
!             }
!             Webcollider.this.setBackground(Color.WHITE);
!         }
!     }
! 
! }