public DCTFile DCMSave(DCTFolder folder, byte[] fileData, string filename, bool overwrite)
{
(null == folder).TrueThrow <ArgumentException>("文件夹对象为空.");
(string.IsNullOrEmpty(folder.Uri) && (!folder.IsRootFolder) && folder.ID < 0).TrueThrow <ArgumentException>("文件夹无效.请提供ID或Uri");
using (DocLibContext context = new DocLibContext(ServiceHelper.GetDocumentLibraryName()))
{
string uri = LoadUri(folder, context);
using (System.IO.MemoryStream stream = new System.IO.MemoryStream(fileData))
{
stream.Seek(0, System.IO.SeekOrigin.Begin);
string fileUri = uri;
if (!fileUri.EndsWith("/"))
{
fileUri += "/";
}
fileUri += filename;
context.ExecuteQuery();
File.SaveBinaryDirect(context, fileUri, stream, overwrite);
File file = context.Web.GetFileByServerRelativeUrl(fileUri);
context.Load(file);
context.ExecuteQuery();
context.Load(file.Author);
if (file.CheckOutType != CheckOutType.None)
{
context.Load(file.CheckedOutByUser);
}
context.Load(file.ListItemAllFields);
context.Load(file.ModifiedBy);
context.ExecuteQuery();
DCTFile dctFile = new DCTFile();
Uri target = new Uri(fileUri, UriKind.RelativeOrAbsolute);
Uri refUri = new Uri(context.Url);
dctFile.AbsoluteUri = target.MakeAbsolute(refUri).ToString(); UriHelper.CombinePath(context.Url, fileUri);
DCTConverterHelper.Convert(file, dctFile);
return(dctFile);
}
}
}
public void UpdateFolder(DCTFolder folder)
{
using (DocLibContext clientContext = new DocLibContext(ServiceHelper.GetDocumentLibraryName()))
{
ListItem item = LoadItem(folder, clientContext);
(item == null).TrueThrow <TargetNotFoundException>("文件夹（ID={0})不存在。", folder.ID);
item.FieldValues["Title"] = folder.Name;
item.FieldValues["FileLeafRef"] = folder.Name;
item.Update();
clientContext.ExecuteQuery();
}
}
public DCTFolder DCMGetFolderById(int id)
{
using (DocLibContext clientContext = new DocLibContext(ServiceHelper.GetDocumentLibraryName()))
{
if (id == 0)
{
return(DCMGetRootFolder());
}
ListItem item = GetListItemById(id, clientContext);
(item == null).TrueThrow <TargetNotFoundException>("无法根据ID:{0}找到对应的目录。", id);
DCTFolder folder = new DCTFolder();
DCTConverterHelper.Convert(item, folder);
return(folder);
}
}
public DCTFolder DCMGetFolderByUri(string uri)
{
using (DocLibContext clientContext = new DocLibContext(ServiceHelper.GetDocumentLibraryName()))
{
Folder folder = clientContext.Web.GetFolderByServerRelativeUrl(uri);
clientContext.Load(folder);
CamlQuery query = new CamlQuery();
query.ViewXml = Caml.SimpleView(Caml.Field("FileRef").Eq(Caml.Value("Text", uri)), CamlBuilder.ViewType.RecursiveAll).ToCamlString();
ListItemCollection items = clientContext.BaseList.GetItems(query);
clientContext.Load(items);
DCTFolder result;
try
{
clientContext.ExecuteQuery();
if (string.Compare(folder.ServerRelativeUrl, this.DCMGetRootFolder().Uri, true) == 0)
{
result = new DCTFolder()
{
ID = 0, IsRootFolder = true
}
}
;
else
{
result = new DCTFolder()
{
ID = items[0].Id, IsRootFolder = false
}
};
DCTConverterHelper.Convert(folder, result);
}
catch
{
result = null;
}
return(result);
}
}
public DCTFolder DCMGetRootFolder()
{
using (DocLibContext clientContext = new DocLibContext(ServiceHelper.GetDocumentLibraryName()))
{
Folder rootFolder = clientContext.BaseList.RootFolder;
clientContext.Load(rootFolder);
clientContext.ExecuteQuery();
DCTFolder result = new DCTFolder()
{
ID = 0, IsRootFolder = true
};
DCTConverterHelper.Convert(rootFolder, result);
return(result);
}
}
public DCTFolder DCMGetParentFolder(DCTStorageObject storageObject)
{
using (DocLibContext clientContext = new DocLibContext(ServiceHelper.GetDocumentLibraryName()))
{
ListItem listItem = LoadItem(storageObject, clientContext);
(listItem == null).TrueThrow <ArgumentException>("无法找到文件夹,传入的为根目录或文件、文件夹不存在。");
DCTFolder folder = null;
clientContext.Load(clientContext.BaseList.RootFolder);
clientContext.ExecuteQuery();
if (string.Compare(listItem.FieldValues["FileDirRef"].ToString(), clientContext.BaseList.RootFolder.ServerRelativeUrl, true) == 0)
{
folder = new DCTFolder()
{
ID = 0, IsRootFolder = true
};
DCTConverterHelper.Convert(clientContext.BaseList.RootFolder, folder);
}
else
{
CamlQuery query = new CamlQuery();
query.ViewXml = Caml.SimpleView(Caml.Field("ServerUrl").Eq(Caml.Value("Text", listItem.FieldValues["FileDirRef"].ToString())), CamlBuilder.ViewType.RecursiveAll).ToCamlString();
ListItemCollection parentListItem = clientContext.BaseList.GetItems(query);
clientContext.Load(parentListItem);
clientContext.ExecuteQuery();
folder = new DCTFolder();
DCTConverterHelper.Convert(parentListItem[0], folder);
}
return(folder);
}
}
public DCTFolder DCMCreateFolder(string name, DCTFolder parentFolder)
{
DCTFolder folder = new DCTFolder();
using (DocLibContext clientContext = new DocLibContext(ServiceHelper.GetDocumentLibraryName()))
{
Folder cOMParentFolder = clientContext.Web.GetFolderByServerRelativeUrl(LoadUri(parentFolder, clientContext));
if (cOMParentFolder != null)
{
cOMParentFolder.Folders.Add(UriHelper.CombinePath(parentFolder.Uri, name));
}
clientContext.ExecuteQuery();
CamlQuery query = new CamlQuery()
{
FolderServerRelativeUrl = parentFolder.Uri
};
query.ViewXml = Caml.SimpleView(Caml.Field("ServerUrl").Eq(Caml.Value("Text", (parentFolder.Uri[parentFolder.Uri.Length - 1] != '/' ? parentFolder.Uri + "/" : parentFolder.Uri) + name)), CamlBuilder.ViewType.Default).ToCamlString();
ListItemCollection items = clientContext.BaseList.GetItems(query);
clientContext.Load(items);
clientContext.ExecuteQuery();
if (items.Count != 0)
{
folder.AbsoluteUri = UriHelper.CombinePath(parentFolder.AbsoluteUri, name);
folder.Name = name;
folder.Uri = UriHelper.CombinePath(parentFolder.Uri, name);
folder.IsRootFolder = false;
folder.ID = items[0].Id;
}
}
return(folder);
}
public DCTFile DCMGetFileInFolder(DCTFolder folder, string filename)
{
DCTFolder curFolder = null;
if (!folder.Uri.IsNullOrEmpty())
{
curFolder = DCMGetFolderByUri(folder.Uri);
}
else
{
curFolder = DCMGetFolderById(folder.ID);
}
string uri = folder.Uri;
string fileUri = UriHelper.CombinePath(uri, filename);
using (DocLibContext context = new DocLibContext(ServiceHelper.GetDocumentLibraryName()))
{
ListItem item = GetListItemByUri(fileUri, context);
DCTFile dctFile = new DCTFile();
DCTConverterHelper.Convert(item, dctFile);
return(dctFile);
}
}
public BaseCollection <DCTStorageObject> DCMGetChildren(DCTFolder folder, DCTContentType contentType)
{
BaseCollection <DCTStorageObject> childs = new BaseCollection <DCTStorageObject>();
BaseCollection <DCTFile> childFiles = new BaseCollection <DCTFile>();
BaseCollection <DCTFolder> childFolders = new BaseCollection <DCTFolder>();
using (DocLibContext clientContext = new DocLibContext(ServiceHelper.GetDocumentLibraryName()))
{
Folder clientOMFolder = clientContext.Web.GetFolderByServerRelativeUrl(folder.Uri);
CamlQuery query = new CamlQuery();
query.FolderServerRelativeUrl = LoadUri(folder, clientContext);
query.ViewXml = Caml.SimpleView(Caml.EmptyCaml(), CamlBuilder.ViewType.Default).ToCamlString();
ListItemCollection items = clientContext.BaseList.GetItems(query);
clientContext.Load(items);
clientContext.ExecuteQuery();
foreach (ListItem item in items)
{
switch (item.FileSystemObjectType)
{
case FileSystemObjectType.File:
if ((contentType & DCTContentType.File) != DCTContentType.None)
{
DCTFile itemFile = new DCTFile();
DCTConverterHelper.Convert(item, itemFile);
childs.Add(itemFile);
//childFiles.Add(itemFile);
}
break;
case FileSystemObjectType.Folder:
if ((contentType & DCTContentType.Folder) != DCTContentType.None)
{
DCTFolder itemFolder = new DCTFolder();
DCTConverterHelper.Convert(item, itemFolder);
childs.Add(itemFolder);
//childFolders.Add(itemFolder);
}
break;
case FileSystemObjectType.Invalid:
break;
case FileSystemObjectType.Web:
break;
default:
break;
}
}
}
foreach (DCTFolder item in childFolders)
{
childs.Add(item);
}
foreach (DCTFile item in childFiles)
{
childs.Add(item);
}
return(childs);
}
