public static List <FBImageInfo> LoadFBImage(string path)
{
List <FBImageInfo> list = new List <FBImageInfo>();
List <string> ls = VTSCommon.LoadTextToList(path, true);
//字段分割数组
string[] arr;
FBImageInfo info = null;
foreach (string item in ls)
{
arr = item.Split(new char[] { '|' }, StringSplitOptions.RemoveEmptyEntries);
//为了兼容以前的需要判断
if (arr != null)
{
if (arr.Length == 4)
{
info = new FBImageInfo()
{
ImageID = long.Parse(arr[0]),
ImageName = arr[1],
RelativePath = arr[2],
ImageSkipUrl = arr[3],
ImageTitle = "title",
ImageAlt = "alt"
};
}
if (arr.Length == 6)
{
info = new FBImageInfo()
{
ImageID = long.Parse(arr[0]),
ImageName = arr[1],
RelativePath = arr[2],
ImageSkipUrl = arr[3],
ImageTitle = arr[4],
ImageAlt = arr[5]
};
}
}
list.Add(info);
}
return(list.OrderByDescending(x => x.ImageID).ToList());
}
public void ProcessRequest(HttpContext Context)
{
#region 阻止缓存
Context.Response.Clear();
Context.Response.ClearHeaders();
Context.Response.ClearContent();
Context.Response.ContentType = "text/html";
//页面后退刷新的关键
Context.Response.Cache.SetCacheability(HttpCacheability.NoCache);
Context.Response.Cache.SetNoStore();
#endregion
#region 定义变量
//请求文件 /imageslib/a.jpg
string imagefile = Context.Request.Path;
#endregion
#region 跳转判断
//来源判断
Uri url = Context.Request.UrlReferrer;
if (url != null)
{
string refurl = url.ToString().ToLower();
if (!string.IsNullOrEmpty(refurl))
{
LogOut.Info("UrlReferrer:" + refurl);
if (refurl.Contains("facebook.com"))
{
//获取图片
FBImageInfo image = FBCommon.GetFBImageInfo(imagefile, imageDataPath);
if (image != null)
{
if (image.ImageSkipUrl != "skipurl")
{
#region 记录日志
LogOut.Info(("Images:" + imagefile).PadRight(100) + "," + url.ToString());
#endregion
#region 301 跳转
//301跳转方式
Utils.SetURL301(Context, image.ImageSkipUrl);
#endregion
#region 脚本跳转
//响应脚本跳转
//Context.Response.ContentType = "application/x-javascript";
//Context.Response.ContentType = "text/html";
//Context.Response.Write(Common.ReadTextToendByUTF8(js));
//VTSCommon.TraceLog("图片:" + imagefile + "," + url.ToString(), logPath, true, null);
//Context.Response.End();
#endregion
}
}
}
}
}
#endregion
#region 展示图片
string filePath = Context.Server.MapPath(imagefile);//Context.Request.PhysicalPath;
if (File.Exists(filePath))
{
InitContentType(Context, filePath);
int Length;
Context.Response.OutputStream.Write(CacheImage(filePath, out Length), 0, Length);
}
else
{
Context.Response.ContentType = "text/html";
Context.Response.Write("No found!");
}
#endregion
}
