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using BP.DA;
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using BP.En;
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using BP.Sys;
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using BP.Web;
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Net;
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using System.Text;
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using System.Threading.Tasks;
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using BP.Difference;
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namespace BP.Tools
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{
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public class PubGlo
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{
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#region 表达式替换
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/// <summary>
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/// 表达式替换
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/// </summary>
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/// <param name="exp"></param>
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/// <param name="en"></param>
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/// <returns></returns>
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public static string DealExp(string exp, Entity en)
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{
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//替换字符
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exp = exp.Replace("~", "'");
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if (exp.Contains("@") == false)
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return exp;
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//首先替换加; 的。
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exp = exp.Replace("@WebUser.No;", WebUser.No);
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exp = exp.Replace("@WebUser.Name;", WebUser.Name);
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exp = exp.Replace("@WebUser.FK_DeptName;", WebUser.FK_DeptName);
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exp = exp.Replace("@WebUser.FK_Dept;", WebUser.FK_Dept);
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// 替换没有 ; 的 .
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exp = exp.Replace("@WebUser.No", WebUser.No);
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exp = exp.Replace("@WebUser.Name", WebUser.Name);
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exp = exp.Replace("@WebUser.FK_DeptName", WebUser.FK_DeptName);
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exp = exp.Replace("@WebUser.FK_Dept", WebUser.FK_Dept);
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if (exp.Contains("@") == false)
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return exp;
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//增加对新规则的支持. @MyField; 格式.
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if (en != null)
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{
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Attrs attrs = en.EnMap.Attrs;
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Row row = en.Row;
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//特殊判断.
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if (row.ContainsKey("OID") == true)
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exp = exp.Replace("@WorkID", row["OID"].ToString());
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if (exp.Contains("@") == false)
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return exp;
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foreach (string key in row.Keys)
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{
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//值为空或者null不替换
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if (row[key] == null || row[key].Equals("") == true)
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continue;
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if (exp.Contains("@" + key))
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{
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Attr attr = attrs.GetAttrByKeyOfEn(key);
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//是枚举或者外键替换成文本
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if (attr.MyFieldType == FieldType.Enum || attr.MyFieldType == FieldType.PKEnum
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|| attr.MyFieldType == FieldType.FK || attr.MyFieldType == FieldType.PKFK)
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{
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exp = exp.Replace("@" + key, row[key + "Text"].ToString());
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}
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else
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{
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if (attr.MyDataType == DataType.AppString && attr.UIContralType == UIContralType.DDL && attr.MyFieldType == FieldType.Normal)
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exp = exp.Replace("@" + key, row[key + "T"].ToString());
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else
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exp = exp.Replace("@" + key, row[key].ToString());
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;
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}
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}
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//不包含@则返回SQL语句
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if (exp.Contains("@") == false)
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return exp;
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}
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}
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if (exp.Contains("@") && BP.Difference.SystemConfig.IsBSsystem == true)
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{
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/*如果是bs*/
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foreach (string key in HttpContextHelper.RequestParamKeys)
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{
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if (string.IsNullOrEmpty(key))
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continue;
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exp = exp.Replace("@" + key, HttpContextHelper.RequestParams(key));
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}
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}
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exp = exp.Replace("~", "'");
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return exp;
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}
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#endregion 表达式替换
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#region http请求
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/// <summary>
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/// Http Get请求
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/// </summary>
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/// <param name="url"></param>
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/// <returns></returns>
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public static string HttpGet(string url)
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{
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try
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{
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HttpWebRequest request;
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// 创建一个HTTP请求
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request = (HttpWebRequest)WebRequest.Create(url);
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// request.Method="get";
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HttpWebResponse response;
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response = (HttpWebResponse)request.GetResponse();
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System.IO.StreamReader myreader = new System.IO.StreamReader(response.GetResponseStream(), Encoding.UTF8);
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string responseText = myreader.ReadToEnd();
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myreader.Close();
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response.Close();
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return responseText;
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}
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catch (Exception ex)
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{
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//url请求失败
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return ex.Message;
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}
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}
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/// <summary>
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/// httppost方式发送数据
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/// </summary>
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/// <param name="url">要提交的url</param>
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/// <param name="postDataStr"></param>
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/// <param name="timeOut">超时时间</param>
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/// <param name="encode">text code.</param>
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/// <returns>成功：返回读取内容；失败：0</returns>
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public static string HttpPostConnect(string serverUrl, string postData)
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{
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var dataArray = Encoding.UTF8.GetBytes(postData);
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//创建请求
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var request = (HttpWebRequest)HttpWebRequest.Create(serverUrl);
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request.Method = "POST";
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request.ContentLength = dataArray.Length;
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//设置上传服务的数据格式 设置之后不好使
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//request.ContentType = "application/x-www-form-urlencoded";
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//请求的身份验证信息为默认
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request.Credentials = CredentialCache.DefaultCredentials;
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request.ContentType = "application/x-www-form-urlencoded";
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//请求超时时间
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request.Timeout = 10000;
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//创建输入流
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Stream dataStream;
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try
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{
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dataStream = request.GetRequestStream();
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}
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catch (Exception)
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{
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return "0";//连接服务器失败
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}
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//发送请求
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dataStream.Write(dataArray, 0, dataArray.Length);
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dataStream.Close();
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HttpWebResponse res;
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try
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{
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res = (HttpWebResponse)request.GetResponse();
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}
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catch (WebException ex)
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{
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res = (HttpWebResponse)ex.Response;
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}
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StreamReader sr = new StreamReader(res.GetResponseStream(), Encoding.UTF8);
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//读取返回消息
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string data = sr.ReadToEnd();
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sr.Close();
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return data;
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}
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}
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#endregion http请求
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}
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