/// <summary>
/// 设置文件扩展属性
/// </summary>
/// <param name="fileName"></param>
/// <param name="dicKeyValue"></param>
/// <returns></returns>
public static bool SetCustomPropertyByCommonFile(string filePath, Dictionary <string, object> dicKeyValue)
{
if (string.IsNullOrEmpty(filePath) || dicKeyValue == null || dicKeyValue.Count == 0)
{
return(false);
}
try
{
DSOFile.OleDocumentPropertiesClass sd = new OleDocumentPropertiesClass();
sd.Open(filePath, false, dsoFileOpenOptions.dsoOptionDefault);
foreach (string key in dicKeyValue.Keys)
{
object value = dicKeyValue[key];
if (value == null)
{
value = "";
}
if (IsExistsCustomProperty(sd.CustomProperties, key) == false)
{
sd.CustomProperties.Add(key, ref value);
}
else
{
sd.CustomProperties[key].set_Value(ref value);
}
}
sd.Save();
sd.Close(true);
}
catch (Exception ex)
{
string msg = GetExceptionMessage(ex);
string WriteFilePropertyLogDir = AppDomain.CurrentDomain.BaseDirectory + ConfigurationSettings.AppSettings["WriteFilePropertyLogDir"];
StreamWriter write = new StreamWriter(WriteFilePropertyLogDir + "/WriteFilePropertyErrorLog.txt", true, Encoding.Default);
write.WriteLine(DateTime.Now.ToString() + ",调用SetCustomPropertyByCommonFile方法执行异常，写扩展属性的文件：" + filePath + "，异常信息：" + msg);
write.Close();
write.Dispose();
throw ex;
}
return(true);
}
/// <summary>
/// 删除文件/目录操作
/// </summary>
/// <param name="context"></param>
private void Delete(HttpContext context)
{
string[] files = context.Request["value1"].Split('|');// 分割
foreach (string item in files)
{
string path = context.Server.MapPath(item);
////creates new class of oledocumentproperties
var doc = new OleDocumentPropertiesClass();
//open yout selected file
string pathToFile = path;
string author = "";
if (System.IO.File.Exists(pathToFile))
{
doc.Open(pathToFile, false, dsoFileOpenOptions.dsoOptionDefault);
author = doc.SummaryProperties.Author;
doc.Close();
string userid = context.Request["user"];//获取操作员
if (author == userid)
{
if (File.Exists(path))
{
File.Delete(path);
}
else if (Directory.Exists(path))
{
Directory.Delete(path, false);
}
context.Response.Write("OK");
}
}
else
{
if (File.Exists(path))
{
File.Delete(path);
}
else if (Directory.Exists(path))
{
Directory.Delete(path, false);
}
context.Response.Write("OK");
}
}
}
private static void ChangeFileCustomProperties()
{
var doc = new OleDocumentPropertiesClass();
try
{
doc.Open(@"C:\test danny.txt");
//doc.SummaryProperties.Company = "ComboxTest";
doc.CustomProperties.Add("ComboxManager", Guid.NewGuid().ToString());
}
catch (Exception ex)
{
CLLogger.LogError(ex);
Console.WriteLine(ex.Message);
ex = null;
}
//after making changes, you need to use this line to save them
doc.Save();
}
static void Main(string[] args)
{
var filePath = args.Length > 0 ? args[0] : @"C:\Users\David\Configuration.db";
OleDocumentPropertiesClass file = new OleDocumentPropertiesClass();
Console.WriteLine("Opening file: {0}", filePath);
file.Open(filePath, false, dsoFileOpenOptions.dsoOptionDefault);
SetCustomProperty(file.CustomProperties, "Packets", 65);
SetCustomProperty(file.CustomProperties, "Powered by", "Rey David Dominguez");
foreach (CustomProperty p in file.CustomProperties)
{
Console.WriteLine("{0}:{1}", p.Name, p.get_Value().ToString());
}
file.Close(true);
Console.ReadKey();
}
/// <summary>
/// 上传
/// </summary>
/// <param name="context"></param>
private void UpLoad(HttpContext context)
{
string path = context.Server.MapPath(context.Request["value1"]);
HttpFileCollection files = context.Request.Files;
long allSize = 0;
for (int i = 0; i < files.Count; i++)
{
allSize += files[i].ContentLength;
}
if (allSize > 20 * 1024 * 1024)
{
context.Response.Write("文件大小超过限制");
}
for (int i = 0; i < files.Count; i++)
{
files[i].SaveAs(path + Path.GetFileName(files[i].FileName));
//设置文件上传者到作者字段
string userid = context.Request["user"];//获取操作员
////creates new class of oledocumentproperties
var doc = new OleDocumentPropertiesClass();
//open yout selected file
string pathToFile = path + Path.GetFileName(files[i].FileName);
doc.Open(pathToFile, false, dsoFileOpenOptions.dsoOptionDefault);
//you can set properties with summaryproperties.nameOfProperty = value; for example
doc.SummaryProperties.Author = userid;
// after making changes, you need to use this line to save them
doc.Save();
doc.Close();
}
context.Response.Write("OK");
}
public static object GetPropertyByDocumentType(DocumentType docType, string filePath, string propertyName)
{
if (string.IsNullOrEmpty(filePath) || string.IsNullOrEmpty(propertyName))
{
return(null);
}
propertyName = propertyName.ToLower();
object value = null;
if (docType == DocumentType.Word2007)
{
using (WordprocessingDocument document = WordprocessingDocument.Open(filePath, true))
{
if (document.CustomFilePropertiesPart != null)
{
foreach (var oProperty in document.CustomFilePropertiesPart.Properties.Elements <CustomDocumentProperty>())
{
if (!string.IsNullOrEmpty(oProperty.Name) && oProperty.Name.ToString().ToLower() == propertyName)
{
value = oProperty.VTLPWSTR.Text;
break;
}
}
}
}
}
else if (docType == DocumentType.Excel2007)
{
using (SpreadsheetDocument document = SpreadsheetDocument.Open(filePath, true))
{
if (document.CustomFilePropertiesPart != null)
{
foreach (var oProperty in document.CustomFilePropertiesPart.Properties.Elements <CustomDocumentProperty>())
{
if (!string.IsNullOrEmpty(oProperty.Name) && oProperty.Name.ToString().ToLower() == propertyName)
{
value = oProperty.VTLPWSTR.Text;
break;
}
}
}
}
}
else if (docType == DocumentType.PowerPoint2007)
{
using (PresentationDocument document = PresentationDocument.Open(filePath, true))
{
if (document.CustomFilePropertiesPart != null)
{
foreach (var oProperty in document.CustomFilePropertiesPart.Properties.Elements <CustomDocumentProperty>())
{
if (!string.IsNullOrEmpty(oProperty.Name) && oProperty.Name.ToString().ToLower() == propertyName)
{
value = oProperty.VTLPWSTR.Text;
break;
}
}
}
}
}
else if (docType == DocumentType.CommonFile)
{
DSOFile.OleDocumentPropertiesClass sd = new OleDocumentPropertiesClass();
sd.Open(filePath, false, dsoFileOpenOptions.dsoOptionDefault);
if (sd != null)
{
foreach (CustomProperty cus in sd.CustomProperties)
{
if (!string.IsNullOrEmpty(cus.Name) && cus.Name.ToLower() == propertyName)
{
value = cus.get_Value();
break;
}
}
}
sd.Close(false);
}
return(value);
}
