private void GetFilePath()
{
// 根据稿件ID或者流程日志ID得到稿件路径
long CIDParam = 0;
if (!string.IsNullOrEmpty(Request.QueryString["CID"]))
{
CIDParam = TypeParse.ToLong(Request.QueryString["CID"], 0);
}
// 日志ID
long FlowLogID = 0;
if (!string.IsNullOrEmpty(Request.QueryString["FlowID"]))
{
FlowLogID = TypeParse.ToLong(Request.QueryString["FlowID"], 0);
}
if (CIDParam > 0)
{
IContributionFacadeService cService = ServiceContainer.Instance.Container.Resolve <IContributionFacadeService>();
// 得到稿件路径
ContributionInfoQuery cQuery = new ContributionInfoQuery();
cQuery.JournalID = SiteConfig.SiteID;
cQuery.CID = CIDParam;
_filePath = cService.GetContributionAttachment(cQuery);
}
else if (FlowLogID > 0)
{
IFlowFacadeService flowService = ServiceContainer.Instance.Container.Resolve <IFlowFacadeService>();
// 附件路径
FlowLogQuery logQuery = new FlowLogQuery();
logQuery.JournalID = SiteConfig.SiteID;
logQuery.FlowLogID = FlowLogID;
_filePath = flowService.GetFlowLogAttachment(logQuery);
}
if (!string.IsNullOrEmpty(Request.QueryString["fileName"]))
{
_fileName = Request.QueryString["fileName"];
}
else
{
_fileName = "在线审阅稿件";
}
}
protected void Page_Load(object sender, EventArgs e)
{
long CID = TypeParse.ToLong(Request.QueryString["CID"], 0);
if (CID <= 0)
{
Response.Write("请选择正确的稿件");
}
IFlowFacadeService flowService = ServiceContainer.Instance.Container.Resolve <IFlowFacadeService>();
// 附件路径
FlowLogQuery logQuery = new FlowLogQuery();
logQuery.JournalID = SiteConfig.SiteID;
logQuery.FlowLogID = 0;
logQuery.CID = CID;
string _filePath = flowService.GetFlowLogAttachment(logQuery);
string fileName = "";
if (!string.IsNullOrEmpty(_filePath))
{
fileName = _filePath.Substring(_filePath.LastIndexOf("/") + 1);
}
string downPath = GetUploadPath(_filePath);
if (!System.IO.File.Exists(downPath))
{
Response.Write("文件不存在");
}
if (!fileName.Contains("."))
{
fileName += Path.GetExtension(downPath);
}
IAuthorPlatformFacadeService service = ServiceContainer.Instance.Container.Resolve <IAuthorPlatformFacadeService>();
ContributionInfoEntity cEntity = service.GetContributionInfoModel(new ContributionInfoQuery {
JournalID = SiteConfig.SiteID, CID = CID
});
string docTitle = "";
if (cEntity != null)
{
docTitle = cEntity.Title + Path.GetExtension(downPath);
}
else
{
docTitle = fileName;
}
FileStream fs = new FileStream(downPath, FileMode.Open);
//fs.Seek(0, SeekOrigin.Begin);
byte[] bytes = new byte[(int)fs.Length];
fs.Read(bytes, 0, bytes.Length);
fs.Close();
Response.ContentType = "application/octet-stream";
//通知浏览器下载文件而不是打开
Response.AddHeader("Content-Disposition", "attachment; filename=" + docTitle);
Response.AddHeader("Content-Length", bytes.Length.ToString());
Response.ContentEncoding = Encoding.UTF8;
Response.BinaryWrite(bytes);
Response.Flush();
Response.End();
}
