/// <summary>
/// 获取并上传附件
/// </summary>
public void UpFileData()
{
string strNewAttachIds = string.Empty;
string dataField = Request.Form["dataField"];
string instanceID = Request.Form["InstanceID"] + string.Empty;
//新加的属性，待确认
//ERROR:
string schemaCode = Request.Form["SchemaCode"] + string.Empty;
string bizObjectID = Request.Form["BizObjectID"] + string.Empty;
//string workflowPackage = Request.Form["WorkflowPackage"] + string.Empty;
//string workflowName = Request.Form["WorkflowName"] + string.Empty;
if (dataField == string.Empty)
{
return;
}
System.Web.HttpPostedFile theFile;
//说明:若控件的参数 <PARAM NAME="DelFileField" VALUE="DELETE_FILE_NAMES">
//则,从Request.Form得到的DELETE_FILE_NAMES集合包含了所有需要删除的文件
//也就是客户端修改过的文件名
string[] delFileNames = Request.Form.GetValues("DELETE_FILE_NAMES");
System.Web.HttpFileCollection uploadFiles = Request.Files;
try
{
OThinker.H3.Data.AttachmentHeader[] headers = null;
if (instanceID != string.Empty)
{
headers = OThinker.H3.Controllers.AppUtility.Engine.BizObjectManager.QueryAttachment(schemaCode, bizObjectID, dataField, OThinker.Data.BoolMatchValue.True, string.Empty);
}
// 增加保存附件文件
for (int i = 0; i < uploadFiles.Count; i++)
{
theFile = uploadFiles[i];
// "EDITFILE"和客户端的BeginSaveToURL的第二个参数一致
if (uploadFiles.GetKey(i).ToUpper() == "EDITFILE")
{
// 写入FILE数据
string fname = theFile.FileName;
int fsize = theFile.ContentLength;
string contentType = theFile.ContentType;
byte[] buffer = new byte[theFile.ContentLength];
theFile.InputStream.Read(buffer, 0, fsize);
OThinker.H3.Data.Attachment attachment = new OThinker.H3.Data.Attachment()
{
ObjectID = Guid.NewGuid().ToString(),
FileName = fname,
ContentType = string.Empty,
Content = buffer,
DataField = HttpUtility.UrlDecode(dataField),
CreatedBy = OThinker.Organization.User.AdministratorID,
Downloadable = true,
BizObjectId = bizObjectID,
BizObjectSchemaCode = schemaCode
};
strNewAttachIds += attachment.ObjectID + ",";
OThinker.H3.Controllers.AppUtility.Engine.BizObjectManager.AddAttachment(attachment);
}
}
if (headers != null && delFileNames != null)
{
foreach (OThinker.H3.Data.AttachmentHeader header in headers)
{
if (Array.IndexOf <string>(delFileNames, header.FileName) > -1)
{
OThinker.H3.Controllers.AppUtility.Engine.BizObjectManager.RemoveAttachment(OThinker.Organization.User.AdministratorID,
schemaCode,
header.BizObjectId,
header.ObjectID);
}
}
}
Response.Write(strNewAttachIds);
}
catch (Exception err)
{
OThinker.H3.Controllers.AppUtility.Engine.LogWriter.Write("NTKO Attachment ERROR:" + err.ToString());
}
}
protected void Page_Load(object sender, EventArgs e)
{
if (Request.Files.Count == 0)
{
Response.End();
}
string ID = Request.Form["ID"];
string dataField = Request.Form["dataField"];
string instanceID = Request.Form["InstanceID"] + string.Empty;
string download = Request.Form["download"] + string.Empty;
string bizObjectID = Request.Form["BizObjectID"] + string.Empty;
string schemaCode = Request.Form["SchemaCode"] + string.Empty;
string saveType = Request.Form["SaveType"] + string.Empty;//判断是保存正文还是PDF，doc:正文，pdf:PDF
//string workflowPackage = Request.Form["WorkflowPackage"] + string.Empty;
//string workflowName = Request.Form["WorkflowName"] + string.Empty;
string fileExtension = ".doc";
if (saveType.ToLower() == "pdf")
{
fileExtension = ".pdf";
}
//保存 WORD 文档保存的文件名称为 [流程实例名称].doc，如果流程实例名称为空，那么保存为 BizObjectID.doc
string fileName = bizObjectID;
if (!string.IsNullOrEmpty(instanceID))
{
OThinker.H3.Instance.InstanceContext context = AppUtility.Engine.InstanceManager.GetInstanceContext(instanceID);
if (context != null)
{
string InstanceName = context.InstanceName;
if (!string.IsNullOrEmpty(InstanceName))
{
fileName = InstanceName;
}
}
else
{
bizObjectID = instanceID; //发起的时候没有BizObjectID,使用InstanceID，在打开时修改BizObjectID
}
AttachmentHeader[] attachs = AppUtility.Engine.BizObjectManager.QueryAttachment(schemaCode, bizObjectID, dataField, OThinker.Data.BoolMatchValue.True, null);
if (attachs != null && attachs.Length > 0)
{
ID = attachs[0].AttachmentID;
}
else
{
ID = Guid.NewGuid().ToString();
}
}
else
{
ID = Guid.NewGuid().ToString();
}
fileName = fileName + fileExtension;
byte[] fileValue = new byte[Request.Files[0].ContentLength];
if (fileValue.Length == 0)
{
return; // 没有接收到数据，则不做保存
}
Request.Files[0].InputStream.Read(fileValue, 0, Request.Files[0].ContentLength);
OThinker.H3.Data.Attachment attachment = new OThinker.H3.Data.Attachment()
{
ObjectID = ID,
FileName = fileName,//HttpUtility.UrlDecode(Request.Files[0].FileName),
ContentType = Request.Files[0].ContentType,
Content = fileValue,
DataField = HttpUtility.UrlDecode(dataField),
CreatedBy = this.UserValidator.UserID,
Downloadable = true,
BizObjectId = bizObjectID,
BizObjectSchemaCode = schemaCode
};
try
{
//保存 更新文件
this.Engine.BizObjectManager.RemoveAttachment(string.Empty,
schemaCode,
attachment.BizObjectId,
attachment.AttachmentID);
this.Engine.BizObjectManager.AddAttachment(attachment);
}
catch (Exception ex)
{
this.Engine.LogWriter.Write("WordSave Error:" + ex.ToString());
}
}
