/// <returns>上传成功返回"",并填充 Model.UploadFile</returns>
/// <param name="vid">上传配置模块id，即UploadConfig_Id</param>
/// <param name="key">随机key</param>
/// <param name="userId">上传者id</param>
/// <param name="userName">上传者UserName</param>
/// <param name="remotePicUrl">远程图片的url地址</param>
/// <param name="m_r">Model.UploadFile</param>
/// <returns>上传成功返回"",并填充 Model.UploadFile</returns>
public string Upload_RemotePic(int vid, string key, int userId, string userName, string remotePicUrl, UploadFile m_r)
{
#region 检查参数
//---------------------------------------------------
if (vid < 1 || key.Length < 10)
{
return("缺少参数:key或sid");
}
//---------------------------------------------------
#region 检查登陆
m_r.UserId = userId;
m_r.UserName = userName;
if (m_r.UserId == 0)
{
return("您的权限不足！");
}
#endregion
//---------------------------------------------------
UploadConfig mC = Read_UploadConfig(vid);
if (mC.Id != vid)
{
return("缺少参数:UploadConfig_Id！");
}
if (mC.IsPost != 1)
{
return("系统暂时禁止上传文件2！");
}
if (mC.IsEditor != 1)
{
return("非编辑器类别！");
}
mC.UploadType_TypeKey = "image";
#endregion
//----------------------------------------------
#region 生成暂时目录
string sCfgSavePath = new Uploader().SavePath;
string sSavePath = DirFileHelper.FixDirPath(sCfgSavePath + mC.SaveDir) + DateTime.Now.ToString("yyMM") + "/";
if (!DirFileHelper.CheckSaveDir(sSavePath))
{
return("SavePath设置不当:" + sSavePath + ", 或权限不足！");
}
string sServerDir = sCfgSavePath + "remote/";
if (!DirFileHelper.CheckSaveDir(sServerDir))
{
return("ServerDir设置不当:" + sServerDir + ", 或权限不足！");
}
//----------------------------------------------
string sSrcName = StringHelper.Left(DirFileHelper.GetFileName(remotePicUrl), 90);
string sFileExt = DirFileHelper.GetFileExtension(sSrcName);
//因部部分网站不是标准的jpg、gif扩展名，所以修改下面代码
if (sFileExt.Length > 0)
{
string sAllowed = ",jpg,gif,png,bmp,";
string sExt = "," + sFileExt.ToLower() + ",";
if (sAllowed.IndexOf(sExt) == -1)
{
sFileExt = "jpg";
}
}
else
{
sFileExt = "jpg";
}
//----------------------------------------------
string sNewFile = DirFileHelper.GetRndFileName("." + sFileExt);
if (sServerDir.IndexOf(":") < 0)
{
sServerDir = DirFileHelper.FixDirPath(DirFileHelper.GetMapPath(sServerDir));
}
string sNewRoot = System.IO.Path.Combine(sServerDir, sNewFile);
#endregion
//----------------------------------------------
#region 到暂时目录
try
{
var wc = new System.Net.WebClient();
wc.DownloadFile(remotePicUrl, sNewRoot);
}
catch (Exception ex)
{
//throw ex;
return(ex.Message.ToLower());
}
if (!DirFileHelper.IsExistFile(sNewRoot))
{
return("上传失败");
}
#endregion
//----------------------------------------------
#region 判断是否真实图片格式，并取得图片宽高
int ww = 0, hh = 0;
if (!Uploader.Get_Pic_WW_HH(sNewRoot, out ww, out hh))
{
DirFileHelper.DeleteFile(sNewRoot);
return("非法格式！不是图片文件。");
}
int iMaxSize = mC.PicSize;
long iFileSize = DirFileHelper.GetFileSize(sNewRoot);
/*
* if (iFileSize > iMaxSize)
* {
* return "上传文件大小超过了限制.最多上传(" + DirFileHelper.FmtFileSize2(iMaxSize) + ").";
* }
*/
#endregion
#region 把上传的暂时文件复制到相关模块目录中
string sNewPath = sSavePath + sNewFile;
string orgImg = DirFileHelper.GetFilePathPostfix(sNewPath, "o");
//复制到原始图
DirFileHelper.CopyFile(sNewRoot, orgImg);
//删除暂时上传的图片
DirFileHelper.DeleteFile(sNewRoot);
//生成相关缩略图
OneMakeThumbImage(sNewPath, mC);
#endregion
//----------------------------------------------
#region 保存入数据库
m_r.UploadConfig_Id = mC.Id;
m_r.JoinName = mC.JoinName;
m_r.JoinId = 0;
m_r.UserType = mC.UserType;
m_r.UserIp = IpHelper.GetUserIp();
m_r.AddDate = DateTime.Now;
m_r.InfoText = "";
m_r.RndKey = key;
m_r.Name = sNewFile;
m_r.Path = sNewPath;
m_r.Src = sSrcName;
m_r.Ext = sFileExt;
m_r.Size = ConvertHelper.Cint0(iFileSize);
m_r.PicWidth = ww;
m_r.PicHeight = hh;
//保存入数据库
Add_UploadFile(m_r);
#endregion
//------------------------------------
//上传成功，输出结果
return("");
}
