using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ICE.Common { public class WebCore { /// /// 除去数组中的空值和签名参数并以字母a到z的顺序排序 /// /// 过滤前的参数组 /// 过滤后的参数组 public static DictionaryFilterPara(SortedDictionary dicArrayPre) { Dictionary dicArray = new Dictionary (); foreach (KeyValuePair temp in dicArrayPre) { if (temp.Key.ToLower() != "sign" && temp.Key.ToLower() != "sign_type" && temp.Value != "" && temp.Value != null) { dicArray.Add(temp.Key, temp.Value); } } return dicArray; } /// /// 把数组所有元素,按照"参数=参数值"的模式用"&"字符拼接成字符串 /// /// 需要拼接的数组 /// 拼接完成以后的字符串 public static string CreateLinkString(Dictionary dicArray) { StringBuilder prestr = new StringBuilder(); foreach (KeyValuePair temp in dicArray) { prestr.Append(temp.Key + "=" + temp.Value + "&"); } //去掉最後一個&字符 int nLen = prestr.Length; prestr.Remove(nLen - 1, 1); return prestr.ToString(); } private static string BuildRequestMysign(Dictionary sPara) { //把数组所有元素,按照"参数=参数值"的模式用"&"字符拼接成字符串 string prestr = CreateLinkString(sPara); //把最终的字符串签名,获得签名结果 string mysign = ""; mysign = IceEncrypt.GetMD5(prestr); return mysign; } } }