【Photoshop JS脚本】加密解密算法案例

function compile(code)  
{    
   var c=String.fromCharCode(code.charCodeAt(0)+code.length);  
   for(var i=1;i<code.length;i++){  
   c+=String.fromCharCode(code.charCodeAt(i)+code.charCodeAt(i-1));  
   }  
   return escape(c);  
    
}  
function uncompile(code)  
{  
   code=unescape(code);  
   var c=String.fromCharCode(code.charCodeAt(0)-code.length);  
   for(var i=1;i<code.length;i++){  
   c+=String.fromCharCode(code.charCodeAt(i)-c.charCodeAt(i-1));  
   }  
   return c;  
}  
// 加密
//WriteData(compile('alert("拉框助手");') ) 

// 解密
// WriteData((uncompile("o%CD%D1%D7%E6%9CJ%u62EB%uCB0F%uBAEF%uB4F4%u626DKd")));  
 
 // 运行
 eval(uncompile("o%CD%D1%D7%E6%9CJ%u62EB%uCB0F%uBAEF%uB4F4%u626DKd"))// =alert("拉框助手");
 
     /***************** WriteData Function************************************************/
function WriteData(Txt)
{  
	var file = new File(Folder.desktop + "/temp.txt");  
	 file.open("a", "TEXT", "????");  
 	file.seek(0,2);  
 	$.os.search(/windows/i)  != -1 ? file.lineFeed = 'windows'  : file.lineFeed = 'macintosh';  
	file.writeln(Txt);  
	file.close();  
}