svgimagemanipulator.java

来自「一套JAVA的CA证书签发系统.」· Java 代码 · 共 351 行 · 第 1/2 页

      // Clone document
      Node originaldokument = svgdoc.cloneNode(true);
      
      // Get Text rows
      Collection texts = new ArrayList();
	  NodeList list = svgdoc.getDocumentElement().getElementsByTagName("text");	  
	  int numberofelements = list.getLength();	  
	  for(int i=0; i<numberofelements; i++){
		Node node = list.item(i);		  
		if(node instanceof SVGTextElement){	
		  NodeList list2 = ((SVGTextElement) node).getChildNodes();
		  int numberofelements2 = list2.getLength();
		  for(int j=0;j<numberofelements2;j++){		  	  
			  Node node2 = list2.item(j);			  
			  if(node2 instanceof GenericText)
			  	texts.add(node2);			    
			  if(node2 instanceof SVGOMTSpanElement){
			  	 SVGOMTSpanElement tspan = (SVGOMTSpanElement) node2;
			  	 NodeList list3 = tspan.getChildNodes();
			  	 int numberofelements3 = list3.getLength();
			  	 for(int k=0;k<numberofelements3;k++){
			  	 	Node node3 = list3.item(k);
			  	 	if(node3 instanceof GenericText)
			  	 		texts.add(node3);			    
			  	 }
			  }		  
		  }
		}		  
	  }
	  
	  Iterator iter = texts.iterator();
	  String data = "";
	  while(iter.hasNext()){
	  	GenericText text = (GenericText) iter.next(); 
	  	data = text.getData();
	  	data = processString(data, userdata, dnfields, pincodes, pukcodes,
	  			hardtokensn, hardtokensnwithoutprefix,
				copyoftokensn, copyoftokensnwithoutprefix,
				startdate, enddate);			  
	  	text.setData(data);
	  }
                       
      // Add Image
      /**
      if(userdata.hasimage()){
        addImage(userdata);       
      } 
       */
	  insertImage(userdata); // special dravel for demo
      
      ByteArrayOutputStream baos = new ByteArrayOutputStream();     
      
      // Write it to stream.
      	  
	  PrintTranscoder t = new PrintTranscoder(); 
	  TranscoderInput input = new TranscoderInput(svgdoc);			  
	  TranscoderOutput output = new TranscoderOutput(baos);
		
	  // save the image
	 
	  t.transcode(input, output);

	  t.addTranscodingHint(PrintTranscoder. KEY_SCALE_TO_PAGE, new Boolean(false));
	         	  	  	   	 
      // Reuse original document
      svgdoc = (SVGOMDocument) originaldokument;
              
      return t;
    }

    

    private String processString(String text, UserAdminData userdata, DNFieldExtractor dnfields,
                                 String[] pincodes, String[] pukcodes, 
                                 String hardtokensn, String hardtokensnwithoutprefix,
                                 String copyoftokensn, String copyoftokensnwithoutprefix,
                                 String startdate, String enddate){
 
 
  	  text = USERNAME.matcher(text).replaceAll(userdata.getUsername());	  
      text = CN.matcher(text).replaceAll(dnfields.getField(DNFieldExtractor.CN, 0));
	  text = OU.matcher(text).replaceAll(dnfields.getField(DNFieldExtractor.OU, 0));
	  text = O.matcher(text).replaceAll(dnfields.getField(DNFieldExtractor.O, 0));
	  text = C.matcher(text).replaceAll(dnfields.getField(DNFieldExtractor.C, 0));
	  text = LOCATION.matcher(text).replaceAll(dnfields.getField(DNFieldExtractor.L, 0));
	  text = TITLE.matcher(text).replaceAll(dnfields.getField(DNFieldExtractor.T, 0));
      text = INITIALS.matcher(text).replaceAll(dnfields.getField(DNFieldExtractor.INITIALS, 0));       
      text = SN.matcher(text).replaceAll(dnfields.getField(DNFieldExtractor.SN, 0));
      text = SURNAME.matcher(text).replaceAll(dnfields.getField(DNFieldExtractor.SURNAME, 0));
      text = GIVENNAME.matcher(text).replaceAll(dnfields.getField(DNFieldExtractor.GIVENNAME, 0));

	  text = STARTDATE.matcher(text).replaceAll(startdate);			
	  text = ENDDATE.matcher(text).replaceAll(enddate);        
	  text = HARDTOKENSN.matcher(text).replaceAll(hardtokensn);
	  text = HARDTOKENSNWITHOUTPREFIX.matcher(text).replaceAll(hardtokensnwithoutprefix);

      for(int i=0; i<pincodes.length;i++){
      	text = PINS[i].matcher(text).replaceAll(pincodes[i]);
      }

	  for(int i=0; i<pukcodes.length;i++){
		text = PUKS[i].matcher(text).replaceAll(pukcodes[i]);
	  }

      //text = CUSTOMTEXTROW1.matcher(text).replaceAll(?);      
      //text = CUSTOMTEXTROW2.matcher(text).replaceAll(?);
      //text = CUSTOMTEXTROW3.matcher(text).replaceAll(?);
      //text = CUSTOMTEXTROW4.matcher(text).replaceAll(?);
      //text = CUSTOMTEXTROW5.matcher(text).replaceAll(?);
      //text = COPYOFSN.matcher(text).replaceAll(copyoftokensn);
      //text = COPYOFSNWITHOUTPREFIX.matcher(text).replaceAll(copyoftokensnwithoutprefix);

      	
      return text;	
    }


    // Private Methods
    private void insertImage(UserAdminData userdata) throws FileNotFoundException, IOException{
    	int imgx = 0;
    	int imgy = 0;
    	int imgwidth = 0;
    	int imgheight = 0;
    	
       String transform = null;
    	// Get image info from template
    	NodeList list = svgdoc.getDocumentElement().getElementsByTagName("rect");
    	int numberofelements = list.getLength();
    	for(int i=0; i<numberofelements; i++){
    		Node node = list.item(i);		  
    		if(node instanceof SVGRectElement){
    			SVGRectElement rectnode = (SVGRectElement) node;
                if(rectnode.getId().equalsIgnoreCase("USERPICTURE")){
                    transform = rectnode.getAttribute("transform");
                    imgx = (int) rectnode.getX().getBaseVal().getValue();
                    imgy = (int) rectnode.getY().getBaseVal().getValue();                    
                    imgwidth = (int) rectnode.getWidth().getBaseVal().getValue();
                    imgheight = (int) rectnode.getHeight().getBaseVal().getValue();
           
                }
    		 }
    	  }  
    	
    	if(imgwidth != 0 && imgheight != 0){    	
    	  // Special dravel for demo remove
		  BufferedImage image = ImageIO.read(new FileInputStream("c:\\userpicture.jpg"));
        // TODO get image.
      
      	
	      SVGOMImageElement imageelement = new SVGOMImageElement("", svgdoc); 
	      SimpleImageHandler imagehandler = new SimpleImageHandler(new ImageHandlerBase64Encoder());
		        				 		  
	      SVGGeneratorContext svgcxt = SVGGeneratorContext.createDefault(svgdoc);
            		        				 		  
	      imagehandler.handleImage((RenderedImage) image, imageelement,  
	                           imgx, imgy, 
	                           imgwidth, imgheight, 
	                           svgcxt);
          
          if(transform != null && !transform.equals(""))
            imageelement.setAttribute("transform", transform); 
           
	    svgdoc.getRootElement().appendChild(imageelement);
    	}
	    
    }

    // Private Variables
    private SVGOMDocument svgdoc;
    private long validityms;    
    private String hardtokensnprefix;    

    
}