svgimagemanipulator.java

JAVA做的J2EE下CA认证系统 基于EJB开发

	  			hardtokensn, hardtokensnwithoutprefix,
				copyoftokensn, copyoftokensnwithoutprefix,
				startdate, enddate);			  
                       
      // 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 void process(String tagName, UserDataVO userdata,
    		DNFieldExtractor dnfields, String[] pincodes, String[] pukcodes,
    		String hardtokensn, String hardtokensnwithoutprefix,
    		String copyoftokensn, String copyoftokensnwithoutprefix,
    		String startdate, String enddate){
    	Collection texts = new ArrayList();
    	NodeList list = svgdoc.getDocumentElement().getElementsByTagName(tagName);	  
    	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);
	  }
    }
    

    private String processString(String text, UserDataVO 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 = UID.matcher(text).replaceAll(dnfields.getField(DNFieldExtractor.UID, 0));
      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=Math.min(PINS.length, pincodes.length)-1; i>=0; i--){
      	text = PINS[i].matcher(text).replaceAll(pincodes[i]);
      }

	  for(int i=Math.min(PUKS.length, pukcodes.length)-1; i>=0; 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(?);
      if (StringUtils.isNotEmpty(copyoftokensn) || StringUtils.isNotEmpty(copyoftokensnwithoutprefix)) {
          log.info("copyoftokensn: "+copyoftokensn+" and/or copyoftokensnwithoutprefix: "+copyoftokensnwithoutprefix+" is not used.");          
      }
      //text = COPYOFSN.matcher(text).replaceAll(copyoftokensn);
      //text = COPYOFSNWITHOUTPREFIX.matcher(text).replaceAll(copyoftokensnwithoutprefix);

      	
      return text;	
    }


    // Private Methods
    private void insertImage(UserDataVO userdata) throws FileNotFoundException, IOException{
    	log.debug(">insertImage("+userdata != null ? userdata.getUsername() : "null"+")");
    	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.
    		BufferedImage image = null;
    		
    		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;    

    
}