问下使用API接口怎么用.net写上传组件。

[zmworld]

我这还有1个DEMO版的SDK，我该怎么改 运行原理是什么，大神们帮帮忙。

[zmworld]

using System; using System.Data; using System.Configuration; using System.Linq; using System.Web; using System.Web.Security; using System.Web.UI; using System.Web.UI.HtmlControls; using System.Web.UI.WebControls; using System.Web.UI.WebControls.WebParts; using System.Xml.Linq; using System.Net; using System.IO; using System.Collections; using System.Globalization; using System.Text; using System.Text.RegularExpressions; /// <summary> ///OpenApi 的摘要说明 ///56api接口 /// </summary> public class donet_sdk { public donet_sdk() { } private static String appkeyOne; private static String secretOne; #region 获取请求 /// <summary> /// 获取请求 /// </summary> /// <param name="apiurl">请求的接口</param> /// <param name="meth">请求方式</param> /// <param name="param">非系统参数</param> /// <param name="charset">编码</param> /// <param name="appkey">appkey</param> /// <param name="secret">secret</param> /// <returns></returns> public static String GetOpen56APi(String apiurl, String meth, String param, String charset, String appkey, String secret) { String str = "", PageCode = "", sign = ""; appkeyOne = appkey; secretOne = secret; Hashtable ht = new Hashtable(); String[] tag = { "&" }; String[] ss = param.Split(tag, StringSplitOptions.RemoveEmptyEntries); if (ss != null && ss.Length > 0) { for (int i = 0; i < ss.Length; i++) { String subPageCode = ss[i].ToString(); String[] tagg = { "=" }; String[] ss2 = subPageCode.Split(tagg, StringSplitOptions.RemoveEmptyEntries); if (ss2 != null && ss2.Length > 0) { String key = ss2[0].ToString(); String value = ss2[1].ToString(); if (key != "" && value != "") { ht.Add(key, value); } } } sign = signRequest(ht); str = apiurl + "?" + sign; try { PageCode = unicode_js_1(GetPageCode(str, charset, meth)).Replace("\\", ""); } catch (Exception ex) { PageCode = ex.ToString(); } } return PageCode; } #endregion #region 获取请求,默认测试帐号 /// <summary> /// 获取请求,默认测试帐号 /// </summary> /// <param name="apiurl">请求的接口</param> /// <param name="meth">请求方式</param> /// <param name="param">非系统参数</param> /// <param name="charset">编码</param> /// <returns></returns> public static String GetOpen56APiTest(String apiurl, String meth, String param,String charset) { String str = "", PageCode = "", sign=""; appkeyOne = "1000000010"; secretOne = "0e4f13954bc537ec"; Hashtable ht = new Hashtable(); String[] tag={"&"}; String[] ss = param.Split(tag, StringSplitOptions.RemoveEmptyEntries); if(ss!=null&&ss.Length>0) { for (int i = 0; i < ss.Length;i++ ) { String subPageCode = ss[i].ToString(); String [] tagg = {"="}; String[] ss2 = subPageCode.Split(tagg, StringSplitOptions.RemoveEmptyEntries); if(ss2!=null&&ss2.Length>0) { String key = ss2[0].ToString(); String value = ss2[1].ToString(); if(key!=""&&value!="") { ht.Add(key, value); } } } sign = signRequest(ht); str = apiurl + "?" + sign; try { PageCode = unicode_js_1(GetPageCode(str, charset, meth)).Replace("\\", ""); } catch (Exception ex) { PageCode = ex.ToString(); } } return PageCode; } /// <summary> /// unicode转中文（符合js规则的） /// </summary> /// <returns></returns> private static string unicode_js_1(string str) { string outStr = ""; Regex reg = new Regex(@"(?i)\\u([0-9a-f]{4})"); outStr = reg.Replace(str, delegate(Match m1) { return ((char)Convert.ToInt32(m1.Groups[1].Value, 16)).ToString(); }); return outStr; } #endregion #region Md5值加密 /// <summary> /// md5Run16 用md5 16位 加密输入字符串 /// </summary> /// <param name="strInput">输入字符串 </param> /// param name="num">md5指示位（16 or 32） </param> /// <returns>默认返回用md5 16位 加密后的字符串</returns> private static String md5Run(String strInput, int num) { if (strInput != null && strInput != "") { string hashedPassword = FormsAuthentication.HashPasswordForStoringInConfigFile(strInput, "MD5");//md5 32位 if (num == 32) { return hashedPassword.ToLower(); } else { string MD5pwd32 = hashedPassword.Substring(8, 16).ToLower();//MD5 32位 } } return ""; } private static String signRequest(System.Collections.Hashtable hm) { String appkey = appkeyOne; String secret = secretOne; String req = md5Run(mapToString(hm), 32); //第一轮次计算 MD5加密 String sdate2 = System.DateTime.Now.ToString("yyyy-M-d HH:mm:ss"); String sdate1 = "1970-01-01 00:00:00"; System.TimeSpan timespan = Convert.ToDateTime(sdate2) - Convert.ToDateTime(sdate1); Int64 ts = Convert.ToInt64(timespan.TotalSeconds); hm.Add("sign", md5Run(req + "#" + appkey + "#" + secret + "#" + ts, 32)); //第二轮次计算 MD5加密 hm.Add("appkey", appkey); hm.Add("ts", ts); return mapToString(hm); } #endregion #region 将 map 中的参数及对应值转换为字符串 private static String mapToString(System.Collections.Hashtable hm) { int count = hm.Keys.Count; Object[] array = new Object[count]; hm.Keys.CopyTo(array, 0); System.Array.Sort(array); String str = ""; for (int i = 0; i < array.Count();i++ ) { String key = array[i].ToString(); if (i !=(array.Count()-1)) { str += key + "=" + hm[key] + "&"; } else { str += key + "=" + hm[key]; } } return str; } #endregion #region 获取源码 //获取指定页面的源代码 private static String GetPageCode(String PageURL, String Charset) { //存放目标网页的html String strHtml = ""; try { // Uri myUri = new Uri(PageURL); //连接到目标网页 WebRequest wreq = WebRequest.Create(PageURL); wreq.Method = "GET"; HttpWebResponse wresp = (HttpWebResponse)wreq.GetResponse(); //采用流读取，并确定编码方式 Stream s = wresp.GetResponseStream(); StreamReader objReader = new StreamReader(s, System.Text.Encoding.GetEncoding(Charset)); string strLine = ""; //读取 while (strLine != null) { strLine = objReader.ReadLine(); if (strLine != null) { strHtml += strLine.Trim(); } } return strHtml; } catch (Exception ei) //遇到错误，打印错误 { return strHtml = ei.ToString(); } } //获取指定页面的源代码 private static String GetPageCode(String PageURL, String Charset, String meth) { //存放目标网页的html String strHtml = ""; try { // Uri myUri = new Uri(PageURL); //连接到目标网页 WebRequest wreq = WebRequest.Create(PageURL); if (meth == "" || meth == null) { meth = "get"; } wreq.Method = meth; HttpWebResponse wresp = (HttpWebResponse)wreq.GetResponse(); //采用流读取，并确定编码方式 Stream s = wresp.GetResponseStream(); StreamReader objReader = new StreamReader(s, System.Text.Encoding.GetEncoding(Charset)); string strLine = ""; //读取 while (strLine != null) { strLine = objReader.ReadLine(); if (strLine != null) { strHtml += strLine.Trim(); } } return strHtml; } catch (Exception ei) //遇到错误，打印错误 { return strHtml = ei.ToString(); } } #endregion }

[zmworld]

二楼是demo的代码，我该怎么去改 或者自己写。