using System;
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using System.Collections;
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using System.Collections.Specialized;
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using System.Text;
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using System.Web;
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namespace JumbotCms.API.Tenpay
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{
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/// <summary>
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/// ResponseHandler µÄժҪ˵Ã÷¡£
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/// </summary>
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public class ResponseHandler
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{
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/** ÃÜÔ¿ */
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private string key;
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/** Ó¦´ðµÄ²ÎÊý */
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protected Hashtable parameters;
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/** debugÐÅÏ¢ */
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private string debugInfo;
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protected HttpContext httpContext;
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//»ñÈ¡·þÎñÆ÷֪ͨÊý¾Ý·½Ê½£¬½øÐвÎÊý»ñÈ¡
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public ResponseHandler(HttpContext httpContext)
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{
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parameters = new Hashtable();
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this.httpContext = httpContext;
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NameValueCollection collection;
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if(this.httpContext.Request.HttpMethod == "POST")
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{
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collection = this.httpContext.Request.Form;
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}
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else
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{
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collection = this.httpContext.Request.QueryString;
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}
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foreach(string k in collection)
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{
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string v = (string)collection[k];
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this.setParameter(k, v);
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}
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}
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/** »ñÈ¡ÃÜÔ¿ */
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public string getKey()
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{ return key;}
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/** ÉèÖÃÃÜÔ¿ */
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public void setKey(string key)
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{ this.key = key;}
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/** »ñÈ¡²ÎÊýÖµ */
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public string getParameter(string parameter)
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{
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string s = (string)parameters[parameter];
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return (null == s) ? "" : s;
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}
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/** ÉèÖòÎÊýÖµ */
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public void setParameter(string parameter,string parameterValue)
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{
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if(parameter != null && parameter != "")
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{
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if(parameters.Contains(parameter))
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{
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parameters.Remove(parameter);
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}
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parameters.Add(parameter,parameterValue);
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}
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}
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/** ÊÇ·ñ²Æ¸¶Í¨Ç©Ãû,¹æÔòÊÇ:°´²ÎÊýÃû³Æa-zÅÅÐò,Óöµ½¿ÕÖµµÄ²ÎÊý²»²Î¼ÓÇ©Ãû¡£
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* @return boolean */
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public virtual Boolean isTenpaySign()
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{
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StringBuilder sb = new StringBuilder();
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ArrayList akeys=new ArrayList(parameters.Keys);
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akeys.Sort();
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foreach(string k in akeys)
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{
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string v = (string)parameters[k];
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if(null != v && "".CompareTo(v) != 0
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&& "sign".CompareTo(k) != 0 && "key".CompareTo(k) != 0)
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{
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sb.Append(k + "=" + v + "&");
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}
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}
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sb.Append("key=" + this.getKey());
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string sign = MD5Util.GetMD5(sb.ToString(),getCharset()).ToLower();
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//debugÐÅÏ¢
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this.setDebugInfo(sb.ToString() + " => sign:" + sign);
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return getParameter("sign").ToLower().Equals(sign);
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}
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/**
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* ÏÔʾ´¦Àí½á¹û¡£
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* @param show_url ÏÔʾ´¦Àí½á¹ûµÄurlµØÖ·,¾ø¶ÔurlµØÖ·µÄÐÎʽ(http://www.xxx.com/xxx.aspx)¡£
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* @throws IOException
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*/
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public void doShow(string show_url)
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{
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string strHtml = "<html><head>\r\n" +
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"<meta name=\"TENCENT_ONLINE_PAYMENT\" content=\"China TENCENT\">\r\n" +
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"<script language=\"javascript\">\r\n" +
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"window.location.href='" + show_url + "';\r\n" +
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"</script>\r\n" +
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"</head><body></body></html>";
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this.httpContext.Response.Write(strHtml);
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this.httpContext.Response.End();
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}
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/** »ñÈ¡debugÐÅÏ¢ */
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public string getDebugInfo()
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{ return debugInfo;}
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/** ÉèÖÃdebugÐÅÏ¢ */
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protected void setDebugInfo(String debugInfo)
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{ this.debugInfo = debugInfo;}
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protected virtual string getCharset()
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{
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return this.httpContext.Request.ContentEncoding.BodyName;
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}
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/** ÊÇ·ñ²Æ¸¶Í¨Ç©Ãû,¹æÔòÊÇ:°´²ÎÊýÃû³Æa-zÅÅÐò,Óöµ½¿ÕÖµµÄ²ÎÊý²»²Î¼ÓÇ©Ãû¡£
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* @return boolean */
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public virtual Boolean _isTenpaySign(ArrayList akeys)
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{
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StringBuilder sb = new StringBuilder();
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foreach(string k in akeys)
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{
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string v = (string)parameters[k];
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if(null != v && "".CompareTo(v) != 0
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&& "sign".CompareTo(k) != 0 && "key".CompareTo(k) != 0)
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{
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sb.Append(k + "=" + v + "&");
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}
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}
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sb.Append("key=" + this.getKey());
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string sign = MD5Util.GetMD5(sb.ToString(),getCharset()).ToLower();
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//debugÐÅÏ¢
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this.setDebugInfo(sb.ToString() + " => sign:" + sign);
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return getParameter("sign").ToLower().Equals(sign);
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}
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}
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}
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