public Action <Stream> ProcessCobalt(IWopiFile file, ClaimsPrincipal principal, byte[] newContent)
{
// Refactoring tip: there are more ways of initializing Atom
AtomFromByteArray atomRequest = new AtomFromByteArray(newContent);
RequestBatch requestBatch = new RequestBatch();
object ctx;
ProtocolVersion protocolVersion;
requestBatch.DeserializeInputFromProtocol(atomRequest, out ctx, out protocolVersion);
var cobaltFile = GetCobaltFile(file, principal);
cobaltFile.CobaltEndpoint.ExecuteRequestBatch(requestBatch);
if (requestBatch.Requests.Any(request => request is PutChangesRequest && request.PartitionId == FilePartitionId.Content))
{
using (var stream = file.GetWriteStream())
{
new GenericFda(cobaltFile.CobaltEndpoint).GetContentStream().CopyTo(stream);
}
}
var response = requestBatch.SerializeOutputToProtocol(protocolVersion);
Action <Stream> copyToAction = s => { response.CopyTo(s); };
return(copyToAction);
}
public Stream GetFileStream(IWopiFile file, ClaimsPrincipal principal)
{
//TODO: use in filescontroller
using var ms = new MemoryStream();
new GenericFda(GetCobaltFile(file, principal).CobaltEndpoint).GetContentStream().CopyTo(ms);
return(ms);
}
private EditSession GetEditSession(string fileId)
{
var sessionId = /*Context.Session.GetString("SessionID");
* if (string.IsNullOrEmpty(sessionId))
* {
* sessionId = Guid.NewGuid().ToString();
* Context.Session.SetString("SessionID", sessionId);
* }
* sessionId += "|" +*/fileId;
EditSession editSession = SessionManager.Current.GetSession(sessionId);
if (editSession == null)
{
IWopiFile file = FileProvider.GetWopiFile(fileId);
//TODO: remove hardcoded action 'Edit'
if (WopiDiscoverer.RequiresCobalt(file.Extension, WopiActionEnum.Edit))
{
editSession = new CobaltSession(file, sessionId);
}
else
{
editSession = new FileSession(file, sessionId);
}
SessionManager.Current.AddSession(editSession);
}
return(editSession);
}
public static CheckFileInfo GetCheckFileInfo(this IWopiFile file, ClaimsPrincipal principal, HostCapabilities capabilities)
{
CheckFileInfo CheckFileInfo = new CheckFileInfo();
if (principal != null)
{
CheckFileInfo.UserId = principal.FindFirst(ClaimTypes.NameIdentifier)?.Value;
CheckFileInfo.UserFriendlyName = principal.FindFirst(ClaimTypes.Name)?.Value;
WopiUserPermissions permissions = (WopiUserPermissions)Enum.Parse(typeof(WopiUserPermissions), principal.FindFirst(WopiClaimTypes.UserPermissions).Value);
CheckFileInfo.ReadOnly = permissions.HasFlag(WopiUserPermissions.ReadOnly);
CheckFileInfo.RestrictedWebViewOnly = permissions.HasFlag(WopiUserPermissions.RestrictedWebViewOnly);
CheckFileInfo.UserCanAttend = permissions.HasFlag(WopiUserPermissions.UserCanAttend);
CheckFileInfo.UserCanNotWriteRelative = permissions.HasFlag(WopiUserPermissions.UserCanNotWriteRelative);
CheckFileInfo.UserCanPresent = permissions.HasFlag(WopiUserPermissions.UserCanPresent);
CheckFileInfo.UserCanRename = permissions.HasFlag(WopiUserPermissions.UserCanRename);
CheckFileInfo.UserCanWrite = permissions.HasFlag(WopiUserPermissions.UserCanWrite);
CheckFileInfo.WebEditingDisabled = permissions.HasFlag(WopiUserPermissions.WebEditingDisabled);
}
else
{
CheckFileInfo.IsAnonymousUser = true;
}
CheckFileInfo.OwnerId = file.Owner;
// Set host capabilities
CheckFileInfo.SupportsCoauth = capabilities.SupportsCoauth;
CheckFileInfo.SupportsFolders = capabilities.SupportsFolders;
CheckFileInfo.SupportsLocks = capabilities.SupportsLocks;
CheckFileInfo.SupportsGetLock = capabilities.SupportsGetLock;
CheckFileInfo.SupportsExtendedLockLength = capabilities.SupportsExtendedLockLength;
CheckFileInfo.SupportsEcosystem = capabilities.SupportsEcosystem;
CheckFileInfo.SupportsGetFileWopiSrc = capabilities.SupportsGetFileWopiSrc;
CheckFileInfo.SupportedShareUrlTypes = capabilities.SupportedShareUrlTypes;
CheckFileInfo.SupportsScenarioLinks = capabilities.SupportsScenarioLinks;
CheckFileInfo.SupportsSecureStore = capabilities.SupportsSecureStore;
CheckFileInfo.SupportsUpdate = capabilities.SupportsUpdate;
CheckFileInfo.SupportsCobalt = capabilities.SupportsCobalt;
CheckFileInfo.SupportsRename = capabilities.SupportsRename;
CheckFileInfo.SupportsDeleteFile = capabilities.SupportsDeleteFile;
CheckFileInfo.SupportsUserInfo = capabilities.SupportsUserInfo;
CheckFileInfo.SupportsFileCreation = capabilities.SupportsFileCreation;
using (var stream = file.GetReadStream())
{
byte[] checksum = SHA.ComputeHash(stream);
CheckFileInfo.SHA256 = Convert.ToBase64String(checksum);
}
CheckFileInfo.BaseFileName = file.Name;
CheckFileInfo.FileExtension = "." + file.Extension.TrimStart('.');
CheckFileInfo.Version = file.LastWriteTimeUtc.ToString("s");
CheckFileInfo.LastModifiedTime = file.LastWriteTimeUtc.ToString("o");
CheckFileInfo.Size = file.Exists ? file.Length : 0;
return(CheckFileInfo);
}
protected EditSession(IWopiFile file, string sessionId, string login, string name, string email, bool isAnonymous)
{
//TODO: work with users
File = file;
SessionId = sessionId;
Name = name;
Login = login;
Email = email;
IsAnonymous = isAnonymous;
}
protected EditSession(IWopiFile file, string sessionId, string login, string name, string email, bool isAnonymous)
{
//TODO: work with users
File = file;
SessionId = sessionId;
Name = name;
Login = login;
Email = email;
IsAnonymous = isAnonymous;
}
private CobaltFile GetCobaltFile(IWopiFile file, ClaimsPrincipal principal)
{
var disposal = new DisposalEscrow(file.Owner);
CobaltFilePartitionConfig content = new CobaltFilePartitionConfig
{
IsNewFile = true,
HostBlobStore = new TemporaryHostBlobStore(new TemporaryHostBlobStore.Config(), disposal, file.Identifier + @".Content"),
cellSchemaIsGenericFda = true,
CellStorageConfig = new CellStorageConfig(),
Schema = CobaltFilePartition.Schema.ShreddedCobalt,
PartitionId = FilePartitionId.Content
};
CobaltFilePartitionConfig coauth = new CobaltFilePartitionConfig
{
IsNewFile = true,
HostBlobStore = new TemporaryHostBlobStore(new TemporaryHostBlobStore.Config(), disposal, file.Identifier + @".CoauthMetadata"),
cellSchemaIsGenericFda = false,
CellStorageConfig = new CellStorageConfig(),
Schema = CobaltFilePartition.Schema.ShreddedCobalt,
PartitionId = FilePartitionId.CoauthMetadata
};
CobaltFilePartitionConfig wacupdate = new CobaltFilePartitionConfig
{
IsNewFile = true,
HostBlobStore = new TemporaryHostBlobStore(new TemporaryHostBlobStore.Config(), disposal, file.Identifier + @".WordWacUpdate"),
cellSchemaIsGenericFda = false,
CellStorageConfig = new CellStorageConfig(),
Schema = CobaltFilePartition.Schema.ShreddedCobalt,
PartitionId = FilePartitionId.WordWacUpdate
};
Dictionary <FilePartitionId, CobaltFilePartitionConfig> partitionConfigs = new Dictionary <FilePartitionId, CobaltFilePartitionConfig> {
{ FilePartitionId.Content, content }, { FilePartitionId.WordWacUpdate, wacupdate }, { FilePartitionId.CoauthMetadata, coauth }
};
var tempCobaltFile = new CobaltFile(disposal, partitionConfigs, new CobaltHostLockingStore(principal), null);
if (file.Exists)
{
using (var stream = file.GetReadStream())
{
var srcAtom = new AtomFromStream(stream);
Metrics o1;
tempCobaltFile.GetCobaltFilePartition(FilePartitionId.Content).SetStream(RootId.Default.Value, srcAtom, out o1);
tempCobaltFile.GetCobaltFilePartition(FilePartitionId.Content).GetStream(RootId.Default.Value).Flush();
}
}
return(tempCobaltFile);
}
public async Task <ActionResult> Detail(string id)
{
WopiSecurityHandler securityHandler = new WopiSecurityHandler();
IWopiFile file = StorageProvider.GetWopiFile(id);
var token = securityHandler.GenerateAccessToken("Anonymous", file.Identifier);
ViewData["access_token"] = securityHandler.WriteToken(token);
//TODO: fix
//ViewData["access_token_ttl"] = //token.ValidTo
//http://dotnet-stuff.com/tutorials/aspnet-mvc/how-to-render-different-layout-in-asp-net-mvc
var extension = file.Extension.TrimStart('.');
ViewData["urlsrc"] = await UrlGenerator.GetFileUrlAsync(extension, $"{WopiOptions.Value.HostUrl}/wopi/files/{id}", WopiActionEnum.Edit);
ViewData["favicon"] = await Discoverer.GetApplicationFavIconAsync(extension);
return(View());
}
public FileSession(IWopiFile file, string sessionId, string login = "******", string name = "Anonymous", string email = "", bool isAnonymous = true)
: base(file, sessionId, login, name, email, isAnonymous)
{
}
public CobaltSession(IWopiFile file, string sessionId, string login = "******", string name = "Anonymous", string email = "", bool isAnonymous = true)
: base(file, sessionId, login, name, email, isAnonymous)
{
}
/// <summary>
/// Returns a CheckFileInfo model according to https://wopi.readthedocs.io/projects/wopirest/en/latest/files/CheckFileInfo.html
/// </summary>
/// <param name="file">File properties of which should be returned.</param>
/// <param name="principal">A user object which the CheckFileInfo should be correlated with.</param>
/// <param name="capabilities">WOPI host capabilities</param>
/// <returns>CheckFileInfo model</returns>
public static CheckFileInfo GetCheckFileInfo(this IWopiFile file, ClaimsPrincipal principal, HostCapabilities capabilities)
{
if (file is null)
{
throw new ArgumentNullException(nameof(file));
}
if (capabilities is null)
{
throw new ArgumentNullException(nameof(capabilities));
}
var checkFileInfo = new CheckFileInfo();
if (principal is not null)
{
checkFileInfo.UserId = principal.FindFirst(ClaimTypes.NameIdentifier)?.Value.ToSafeIdentity();
checkFileInfo.UserFriendlyName = principal.FindFirst(ClaimTypes.Name)?.Value;
var permissions = (WopiUserPermissions)Enum.Parse(typeof(WopiUserPermissions), principal.FindFirst(WopiClaimTypes.USER_PERMISSIONS).Value);
checkFileInfo.ReadOnly = permissions.HasFlag(WopiUserPermissions.ReadOnly);
checkFileInfo.RestrictedWebViewOnly = permissions.HasFlag(WopiUserPermissions.RestrictedWebViewOnly);
checkFileInfo.UserCanAttend = permissions.HasFlag(WopiUserPermissions.UserCanAttend);
checkFileInfo.UserCanNotWriteRelative = permissions.HasFlag(WopiUserPermissions.UserCanNotWriteRelative);
checkFileInfo.UserCanPresent = permissions.HasFlag(WopiUserPermissions.UserCanPresent);
checkFileInfo.UserCanRename = permissions.HasFlag(WopiUserPermissions.UserCanRename);
checkFileInfo.UserCanWrite = permissions.HasFlag(WopiUserPermissions.UserCanWrite);
checkFileInfo.WebEditingDisabled = permissions.HasFlag(WopiUserPermissions.WebEditingDisabled);
}
else
{
checkFileInfo.IsAnonymousUser = true;
}
checkFileInfo.OwnerId = file.Owner.ToSafeIdentity();
// Set host capabilities
checkFileInfo.SupportsCoauth = capabilities.SupportsCoauth;
checkFileInfo.SupportsFolders = capabilities.SupportsFolders;
checkFileInfo.SupportsLocks = capabilities.SupportsLocks;
checkFileInfo.SupportsGetLock = capabilities.SupportsGetLock;
checkFileInfo.SupportsExtendedLockLength = capabilities.SupportsExtendedLockLength;
checkFileInfo.SupportsEcosystem = capabilities.SupportsEcosystem;
checkFileInfo.SupportsGetFileWopiSrc = capabilities.SupportsGetFileWopiSrc;
checkFileInfo.SupportedShareUrlTypes = capabilities.SupportedShareUrlTypes;
checkFileInfo.SupportsScenarioLinks = capabilities.SupportsScenarioLinks;
checkFileInfo.SupportsSecureStore = capabilities.SupportsSecureStore;
checkFileInfo.SupportsUpdate = capabilities.SupportsUpdate;
checkFileInfo.SupportsCobalt = capabilities.SupportsCobalt;
checkFileInfo.SupportsRename = capabilities.SupportsRename;
checkFileInfo.SupportsDeleteFile = capabilities.SupportsDeleteFile;
checkFileInfo.SupportsUserInfo = capabilities.SupportsUserInfo;
checkFileInfo.SupportsFileCreation = capabilities.SupportsFileCreation;
using (var stream = file.GetReadStream())
{
var checksum = Sha.ComputeHash(stream);
checkFileInfo.Sha256 = Convert.ToBase64String(checksum);
}
checkFileInfo.BaseFileName = file.Name;
checkFileInfo.FileExtension = "." + file.Extension.TrimStart('.');
checkFileInfo.Version = file.LastWriteTimeUtc.ToString("s", CultureInfo.InvariantCulture);
checkFileInfo.LastModifiedTime = file.LastWriteTimeUtc.ToString("o", CultureInfo.InvariantCulture);
checkFileInfo.Size = file.Exists ? file.Length : 0;
return(checkFileInfo);
}
