当前文件： EduMis/App_Code/Common.cs[7K，2009-6-12 11:41:43]，打开代码结构图

		            
  1using System;
  2using System.Data;
  3using System.Configuration;
  4using System.Web;
  5using System.Web.Security;
  6using System.Web.UI;
  7using System.Web.UI.WebControls;
  8using System.Web.UI.WebControls.WebParts;
  9using System.Web.UI.HtmlControls;
 10using System.Text.RegularExpressions;
 11using System.IO;
 12using System.Net;
 13/**//// Download from www.51aspx.com(5１ａｓｐｘ．ｃｏｍ)
 14
 15/// <summary>
 16/// Common 的摘要说明
 17/// </summary>
 18    public class Common
 19    ...{
 20        public Common()
 21        ...{
 22            //
 23            // TODO: 在此处添加构造函数逻辑
 24            //
 25        }
 26        /**//// <summary>
 27        /// 获取文本编辑器的数据，并自动上传远程图片
 28        /// </summary>
 29        /// <param name="uc">文本编辑器数据</param>
 30        /// <returns></returns>
 31        public string GetText(string str)
 32        ...{
 33            string mycontext = Regex.Replace(str, @"src[^>]*[^/].(?:jpg|bmp|gif|png|jpeg|JPG|BMP|GIF|JPEG)(?:\""|\')", new MatchEvaluator(SaveYuanFile));
 34
 35            return mycontext;
 36        }
 37
 38
 39
 40        private string SaveYuanFile(Match m)
 41        ...{
 42            string imgurl = "";
 43            string matchstr = m.Value;//str[i].ToString();
 44            string tempimgurl = "";
 45            tempimgurl = matchstr.Substring(5);
 46            tempimgurl = tempimgurl.Substring(0, tempimgurl.IndexOf("\""));
 47
 48            Regex re = new Regex(@"^http://*");
 49            if (re.Match(tempimgurl).Success)
 50            ...{
 51                matchstr = matchstr.Substring(5);
 52                matchstr = matchstr.Substring(0, matchstr.IndexOf("\""));
 53
 54                //Response.Write(matchstr + "<br>");
 55
 56                //远程文件保存路径
 57                string Folders = ConfigurationManager.AppSettings["yuanimg"].ToString();
 58                string fullname = matchstr;
 59
 60                string huozui = fullname.Substring(fullname.LastIndexOf("."));
 61                string filename = Common.GetFileName();
 62                string path = Folders + filename + huozui;
 63                //Folders+fullname.Substring(fullname.LastIndexOf("\\") + 1);
 64
 65                if (System.IO.File.Exists(System.Web.HttpContext.Current.Request.MapPath(path)))
 66                    System.IO.File.Delete(System.Web.HttpContext.Current.Request.MapPath(path));
 67                GetHttpFile(matchstr, System.Web.HttpContext.Current.Request.MapPath(path));
 68                imgurl = "src=\"" + path.Replace("~/", "") + "\"";
 69            }
 70            else
 71            ...{
 72                imgurl = matchstr;
 73            }
 74
 75
 76            return imgurl;
 77        }
 78
 79
 80        string sException = null;
 81        private bool GetHttpFile(string sUrl, string sSavePath)
 82        ...{
 83            bool bRslt = false;
 84            WebResponse oWebRps = null;
 85            WebRequest oWebRqst = WebRequest.Create(sUrl);
 86            oWebRqst.Timeout = 100000;
 87            try
 88            ...{
 89                oWebRps = oWebRqst.GetResponse();
 90            }
 91            catch (WebException e)
 92            ...{
 93                sException = e.Message.ToString();
 94            }
 95            catch (Exception e)
 96            ...{
 97                sException = e.ToString();
 98            }
 99            finally
100            ...{
101                if (oWebRps != null)
102                ...{
103                    BinaryReader oBnyRd = new BinaryReader(oWebRps.GetResponseStream(), System.Text.Encoding.GetEncoding("GB2312"));
104                    int iLen = Convert.ToInt32(oWebRps.ContentLength);
105                    FileStream oFileStream;
106                    try
107                    ...{
108                        if (File.Exists(System.Web.HttpContext.Current.Request.MapPath("RecievedData.tmp")))
109                        ...{
110                            oFileStream = File.OpenWrite(sSavePath);
111                        }
112                        else
113                        ...{
114                            oFileStream = File.Create(sSavePath);
115                        }
116                        oFileStream.SetLength((Int64)iLen);
117                        oFileStream.Write(oBnyRd.ReadBytes(iLen), 0, iLen);
118                        oFileStream.Close();
119                    }
120                    catch (Exception ex)
121                    ...{
122                        //bRslt= false;
123                    }
124                    finally
125                    ...{
126                        oBnyRd.Close();
127                        oWebRps.Close();
128
129                    }
130                    bRslt = true;
131
132                }
133            }
134            return bRslt;
135
136        }
137
138        /**//// <summary>
139        /// 文件上传
140        /// </summary>
141        /// <param name="fileupload">文件上传实例</param>
142        /// <returns>保存的文件名称</returns>
143        public static string UpLoadFile(FileUpload fileupload, string Folders)
144        ...{
145            //string Folders = "~/admin/eWebEditor/UpLoadFile/";
146            string fullname = fileupload.PostedFile.FileName;
147            if ((fullname == null) || (fullname.Equals("")))
148                return "";
149            string huozui = fullname.Substring(fullname.LastIndexOf("."));
150            string filename = GetFileName();
151            string p1 = Folders + filename + huozui;
152            //Folders + fullname.Substring(fullname.LastIndexOf("\\") + 1); 
153            string path = System.Web.HttpContext.Current.Server.MapPath(p1);
154
155            if (System.IO.File.Exists(path))
156                System.IO.File.Delete(path);
157            fileupload.PostedFile.SaveAs(path);
158            return p1;
159        }
160
161        public static string GetFileName()
162        ...{
163            System.Threading.Thread.Sleep(1000);
164            string str1 = System.DateTime.Now.Year.ToString() + "-";
165
166            if ((System.DateTime.Now.Month).ToString().Length < 2)
167            ...{
168                str1 += "0" + System.DateTime.Now.Month.ToString() + "-";
169            }
170            else
171            ...{
172                str1 += System.DateTime.Now.Month.ToString() + "-";
173            }
174
175            if ((System.DateTime.Now.Day).ToString().Length < 2)
176            ...{
177                str1 += "0" + System.DateTime.Now.Day.ToString() + "-";
178            }
179            else
180            ...{
181                str1 += System.DateTime.Now.Day.ToString() + "-";
182            }
183
184            if ((System.DateTime.Now.Hour).ToString().Length < 2)
185            ...{
186                str1 += "0" + System.DateTime.Now.Hour.ToString() + "-";
187            }
188            else
189            ...{
190                str1 += System.DateTime.Now.Hour.ToString() + "-";
191            }
192
193            if ((System.DateTime.Now.Minute).ToString().Length < 2)
194            ...{
195                str1 += "0" + System.DateTime.Now.Minute.ToString() + "-";
196            }
197            else
198            ...{
199                str1 += System.DateTime.Now.Minute.ToString() + "-";
200            }
201
202            if ((System.DateTime.Now.Second).ToString().Length < 2)
203            ...{
204                str1 += "0" + System.DateTime.Now.Second.ToString();
205            }
206            else
207            ...{
208                str1 += System.DateTime.Now.Second.ToString();
209            }
210
211            return str1;
212        }
213
214     }