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webService上传图片

  1 webService 
  2 
  3  /// <summary>
  4      ///  上传图片webServer 的摘要说明
  5     /// </summary>
  6      [WebService(Namespace = "http://tempuri.org/")]
  7      [WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
  8      [ToolboxItem(false)]
  9      public class WebService1 : System.Web.Services.WebService
 10      {
 11          [WebMethod]
 12          public bool UpdateFile(byte[] content, string pathand,string filename)
 13          {
 14              string pathandname = pathand + filename;
 15              int index = pathandname.LastIndexOf(".");
 16              if (index == 0)
 17              {
 18                  return false;
 19              }
 20              else
 21              {
 22                  string extended = string.Empty;
 23                  if (index + 1 == pathandname.Length)
 24                  {
 25                      return false;
 26                  }
 27                  else
 28                  {
 29                      extended = pathandname.Substring(index + 1);
 30                      if (extended == "jpeg" || extended == "gif" || extended == "jpg" || 
                         extended == "bmp" || extended == "png")
 31                      {
 32                          try
 33                          {
 34                              if (!Directory.Exists(@pathand))//若文件夹不存在则新建文件夹  
 35                              {
 36                                  Directory.CreateDirectory(@pathand); //新建文件夹  
 37                              } 
 38 
 39 
 40                              //File.WriteAllBytes(Server.MapPath(pathandname), content);
 41                              File.WriteAllBytes(pathandname, content);
 42                              return true;
 43                          }
 44                          catch (Exception ex)
 45                          {
 46                              return false;
 47                          }
 48                      }
 49                      else
 50                      {
 51                          return false;
 52                      }
 53                  }
 54              }
 55          }
 56      }
 57 
 58 
 59 //测试
 60 
 61   private void btnSaveServer_Click(object sender, EventArgs e)
 62          {
 63              OpenFileDialog fileDialog = new OpenFileDialog();
 64              if (fileDialog.ShowDialog() == DialogResult.OK)
 65              {
 66                  string pathand = CommonClass.Config.GetAppSettings<string>("ProductImageUrl", 
                                           @"D:FSTERPProductImage");
 67                  string imagename = "mylove";
 68                  bool uploadResult = UploadImageWebService(fileDialog.FileName, pathand, imagename);
 69                  if (uploadResult)
 70                      MessageBox.Show("上传成功！");
 71                  else
 72                      MessageBox.Show("上传失败！");
 73              }
 74          }
 75          /// <summary>
 76          /// 上传图片[通过webServer]
 77          /// </summary>
 78          /// <param name="filename">选择图片路径[默认选择文件包括后缀名]</param>
 79          /// <param name="pathand">上传服务器文件夹[文件夹不存在则新建]</param>
 80          /// <param name="imagename">上传后图片文件名[不包括后缀名]</param>
 81          /// <returns>上传结果</returns>
 82          public bool UploadImageWebService(string filename, string pathand, string imgname)
 83          {
 84              
 85              string extension = Path.GetExtension(filename).ToLower().Replace(".", "");
 86              string paramSuffix = "|" + CommonClass.Config.GetAppSettings<string>("ImageFormat", 
                                       "jpg|jpge|gif|bmp|png") + "|";
 87              int pi = paramSuffix.IndexOf("|" + extension + "|");
 88              if (pi < 0)
 89              {
 90                  MessageBox.Show("仅能上传jpg|jpge|gif|bmp|png格式的图片！");
 91                  return false;
 92              }
 93              else
 94              {
 95                  FileInfo fileInfo = new FileInfo(filename);
 96                  if (fileInfo.Length > 20480)
 97                  {
 98                      MessageBox.Show("上传的图片不能大于20K");
 99                  }
100                  else
101                  {
102                      //Stream file = fileDialog.OpenFile();
103                      FileStream file = new FileStream(filename, FileMode.Open, FileAccess.Read);
104                      byte[] bytes = new byte[file.Length];
105                      file.Read(bytes, 0, bytes.Length);
106                      //实例化WebService服务。ServiceReference1是我们在添加引用时设置的命名空间
107                     WebService.WebService1 webservice = new FSTERP.WebService.WebService1();
108                      DateTime time = DateTime.Now;
109                      //重命名图片的名称与路径
110                     //string pathand = CommonClass.Config.GetAppSettings<string>("ProductImageUrl", 
                                           @"D:FSTERPProductImage");
111                      string imagename = imgname + "." + extension;
112                      //string pathandname = pathand + imagename;
113                      if (webservice.UpdateFile(bytes, pathand, imagename))
114                      {
115                          return true;
116                      }
117                      else
118                      {
119                          return false;
120                      }
121                  }
122              }
123              return false;
124          }
测试图片
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原文地址：https://www.cnblogs.com/qq260250932/p/4965982.html