public Crawler Fetch()
{
var request = HttpWebRequest.Create(this.SourceUrl) as HttpWebRequest;
using (var response = request.GetResponse() as HttpWebResponse)
{
if (response.StatusCode != HttpStatusCode.OK)
{
State = "Url returns " + response.StatusCode + ", " + response.StatusDescription;
return(this);
}
if (response.ContentType.IndexOf("image") == -1)
{
State = "Url is not an image";
return(this);
}
//Delete By Arvin 20140811 粘贴图片改为接口上传
//ServerUrl = PathFormatter.Format(Path.GetFileName(this.SourceUrl), Config.GetString("catcherPathFormat"));
//var savePath = Server.MapPath(ServerUrl);
//if (!Directory.Exists(Path.GetDirectoryName(savePath)))
//{
// Directory.CreateDirectory(Path.GetDirectoryName(savePath));
//}
//Delete End
try
{
var stream = response.GetResponseStream();
var reader = new BinaryReader(stream);
byte[] bytes;
using (var ms = new MemoryStream())
{
byte[] buffer = new byte[4096];
int count;
while ((count = reader.Read(buffer, 0, buffer.Length)) != 0)
{
ms.Write(buffer, 0, count);
}
bytes = ms.ToArray();
}
//Modify By Arvin 20140811 粘贴图片改为接口上传
//File.WriteAllBytes(savePath, bytes);
//获取用户所在公司ID
UserCenter.Models.Model.SPUserCookie user = GlobalFuncs.GetUserInfoObj();
if (user != null)
{
ServerUrl = GlobalFuncs.CreatePicClientObj().SaveNewsImg(bytes, user.ComId);//新闻接口上传图片
}
//Modify End
State = "SUCCESS";
}
catch (Exception e)
{
State = "抓取错误：" + e.Message;
}
return(this);
}
}
public override void Process()
{
byte[] uploadFileBytes = null;
string uploadFileName = null;
if (UploadConfig.Base64)
{
uploadFileName = UploadConfig.Base64Filename;
uploadFileBytes = Convert.FromBase64String(Request[UploadConfig.UploadFieldName]);
}
else
{
var file = Request.Files[UploadConfig.UploadFieldName];
uploadFileName = file.FileName;
if (!CheckFileType(uploadFileName))
{
Result.State = UploadState.TypeNotAllow;
WriteResult();
return;
}
if (!CheckFileSize(file.ContentLength))
{
Result.State = UploadState.SizeLimitExceed;
WriteResult();
return;
}
uploadFileBytes = new byte[file.ContentLength];
try
{
file.InputStream.Read(uploadFileBytes, 0, file.ContentLength);
}
catch (Exception)
{
Result.State = UploadState.NetworkError;
WriteResult();
}
}
Result.OriginFileName = uploadFileName;
try
{
//Modify By Arvin 20140805 本地存储改为接口上传
//var savePath = PathFormatter.Format(uploadFileName, UploadConfig.PathFormat);
//var localPath = Server.MapPath(savePath);
//if (!Directory.Exists(Path.GetDirectoryName(localPath)))
//{
// Directory.CreateDirectory(Path.GetDirectoryName(localPath));
//}
//File.WriteAllBytes(localPath, uploadFileBytes);
//Result.Url = savePath;
string uploadImgParams = Request.QueryString["UploadImgParams"] ?? ""; //此参数代表上传图片的参数用逗号分割，第一个参数代表从那个功能页面上传的图片
string[] param = null; //上传图片参数
if (string.IsNullOrWhiteSpace(uploadImgParams))
{
//如果没设置此参数，默认设置第一个参数，为提交新闻页
param = new string[1] {
"news"
};
}
else
{
param = uploadImgParams.Split(',');
}
string savePath = "";
//获取用户所在公司ID
UserCenter.Models.Model.SPUserCookie user = GlobalFuncs.GetUserInfoObj();
if (user != null)
{
if (UploadConfig.UploadFieldName == "upfiles")
{
savePath = GlobalFuncs.CreatePicClientObj().SaveFile(uploadFileBytes, user.ComId, Path.GetExtension(Result.OriginFileName));
}
else
{
switch (param[0].ToLower())
{
case "news":
savePath = GlobalFuncs.CreatePicClientObj().SaveNewsImg(uploadFileBytes, user.ComId); //新闻上传图片
break;
case "teacherroom":
if (param.Length == 2)
{
//直播室页面上传图片至少有2个参数
int roomId = Convert.ToInt32(param[1]);
savePath = GlobalFuncs.CreatePicClientObj().SaveRoomPic(uploadFileBytes, user.ComId, roomId); //直播室上传图片
}
break;
default:
savePath = GlobalFuncs.CreatePicClientObj().SaveNewsImg(uploadFileBytes, user.ComId); //默认为新闻上传图片
break;
}
}
if (string.IsNullOrWhiteSpace(savePath))
{
Result.State = UploadState.FileAccessError;
}
else
{
Result.State = UploadState.Success;
}
}
else
{
Result.State = UploadState.Unknown;//如果没登录就报未知错误
}
Result.Url = savePath;
//Modify End
}
catch (Exception e)
{
Result.State = UploadState.FileAccessError;
Result.ErrorMessage = e.Message;
}
finally
{
WriteResult();
}
}