//TODO: GetxxxByID是否是个通用的逻辑？
public DCTFile DCMGetFileById(int fileId)
{
(fileId <= 0).TrueThrow <ArgumentException>("ID({0})无效,请传入大于0的值.", fileId);
using (DocLibContext context = new DocLibContext(ServiceHelper.GetDocumentLibraryName()))
{
string uri = LoadUri(new DCTFile()
{
ID = fileId
}, context);
File file = context.Web.GetFileByServerRelativeUrl(uri);
context.Load(file);
context.Load(file.Author);
context.ExecuteQuery();
if (file.CheckOutType != CheckOutType.None)
{
context.Load(file.CheckedOutByUser);
}
context.Load(file.ListItemAllFields);
context.Load(file.ModifiedBy);
context.ExecuteQuery();
DCTFile dctFile = new DCTFile();
dctFile.AbsoluteUri = UriHelper.CombinePath(context.Url, uri);
DCTConverterHelper.Convert(file, dctFile);
return(dctFile);
}
}
public DCTFile DCMGetFileByUri(string uri)
{
using (DocLibContext context = new DocLibContext(ServiceHelper.GetDocumentLibraryName()))
{
File file = context.Web.GetFileByServerRelativeUrl(uri);
context.Load(file.ListItemAllFields);
context.ExecuteQuery();
DCTFile dctFile = new DCTFile();
DCTConverterHelper.Convert(file.ListItemAllFields, dctFile);
return(dctFile);
}
}
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 BaseCollection <DCTFile> DCMQueryDocByCaml(string camlText)
{
BaseCollection <DCTFile> files = new BaseCollection <DCTFile>();
using (DocLibContext clientContext = new DocLibContext(ServiceHelper.GetDocumentLibraryName()))
{
CamlQuery query = new CamlQuery();
query.ViewXml = camlText;
ListItemCollection items = clientContext.BaseList.GetItems(query);
clientContext.Load(items);
clientContext.ExecuteQuery();
foreach (ListItem item in items)
{
DCTFile file = new DCTFile();
DCTConverterHelper.Convert(item, file);
files.Add(file);
}
}
return(files);
}
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);
}
public BaseCollection <DCTFile> DCMQueryDocByField(BaseCollection <DCTFileField> fields)
{
BaseCollection <DCTFile> files = new BaseCollection <DCTFile>();
using (DocLibContext clientContext = new DocLibContext(ServiceHelper.GetDocumentLibraryName()))
{
CamlQuery query = new CamlQuery();
CamlExpression caml = null;
foreach (DCTFileField item in fields)
{
string valueText = string.Empty;
switch (item.Field.ValueType)
{
case DCTFieldType.Boolean:
break;
case DCTFieldType.DateTime:
break;
case DCTFieldType.Decimal:
break;
case DCTFieldType.Integer:
valueText = "Counter";
break;
case DCTFieldType.Note:
break;
case DCTFieldType.Text:
valueText = "Text";
break;
case DCTFieldType.User:
break;
default:
break;
}
if (caml == null)
{
caml = Caml.Field(item.Field.InternalName).Eq(Caml.Value(valueText, item.FieldValue));
}
else
{
caml = caml.And(Caml.Field(item.Field.InternalName).Eq(Caml.Value(valueText, item.FieldValue)));
}
}
query.ViewXml = Caml.SimpleView(caml, CamlBuilder.ViewType.RecursiveAll).ToCamlString();
ListItemCollection items = clientContext.BaseList.GetItems(query);
clientContext.Load(items);
clientContext.ExecuteQuery();
foreach (ListItem item in items)
{
DCTFile file = new DCTFile();
DCTConverterHelper.Convert(item, file);
files.Add(file);
}
}
return(files);
}
