//
// no need to delete the actual file by fid
// - Drupal 7 auto-deletes it when losing the reference to a node
//
public async Task<bool> DeleteFile(int fid,
CancellationToken cancelToken)
{
if (!IsLoggedIn)
throw Error.BadAct($"‹{this.GetType().Name}› is not logged in.");
var req = _auth.Req.DELETE(URL.Api_FileX, fid);
Trace_n("Deleting file from server...", "fid: " + fid);
IResponseShim resp = null; try
{
resp = await _client.Send(req, cancelToken);
}
catch (Exception ex) { OnUnhandled.Err(this, ex); }
if (resp == null)
return Error_(false, "Unexpected NULL response.", "IResponseShim".Guillemets());
if (!resp.IsSuccess)
return OnFileDelete.Err(this, (RestServiceException)resp.Error);
if (resp.Content != "[true]")
return Error_(false, "File probably in use by a node.", resp.Content);
return Trace_n("File successfully deleted from server.", resp.Content);
}
public async Task<bool> Put (ID7NodeRevision nodeRevision,
CancellationToken tkn)
{
if (!IsLoggedIn)
throw Error.BadAct($"‹{this.GetType().Name}› is not logged in.");
if (nodeRevision.vid < 1)
return Error_n("Invalid node revision format.", "Revision ID (vid) must be set.");
var req = _auth.Req.PUT(URL.Api_EntityNodeX, nodeRevision.nid);
nodeRevision.uid = this.CurrentUser.uid;
req.Body = nodeRevision;
//Debug_n($"Updating node [nid:{nodeRevision.nid}]...", "");
IResponseShim resp = null; try
{
resp = await _client.Send(req, tkn);
}
catch (RestServiceException ex) { OnNodeEdit.Err(this, ex); }
catch (Exception ex) { OnUnhandled.Err(this, ex); }
if (resp == null)
return Error_n("Failed to update node.", "Response is NULL");
if (!resp.IsSuccess)
return Error_n("Failed to update node.", resp.Message);
//return Debug_n("Node successfully updated.", "");
return true;
}
public async Task<bool> Delete(int nid,
CancellationToken cancelToken)
{
if (!IsLoggedIn)
throw Error.BadAct($"‹{this.GetType().Name}› is not logged in.");
var req = _auth.Req.DELETE(URL.Api_EntityNodeX, nid);
Trace_n("Deleting node from server...", "nid: " + nid);
IResponseShim resp = null; try
{
resp = await _client.Send(req, cancelToken);
}
catch (Exception ex) { OnUnhandled.Err(this, ex); }
if (resp == null)
return Error_n("Unexpected NULL response.", "‹IResponseShim›");
if (!resp.IsSuccess)
return OnNodeDelete.Err(this, (RestServiceException)resp.Error);
if (resp.Content != "null")
Warn_n("Unexpected response content.", $"“{resp.Content}”");
return Trace_n("Node successfully deleted from server.", resp.Content);
}
public async Task<T> Put<T>(T nodeRevision,
CancellationToken cancelToken,
string taskTitle = null,
string successMessage = null,
params Func<T, object>[] successMsgArgs)
where T : ID7NodeRevision
{
if (!IsLoggedIn)
throw Error.BadAct($"‹{this.GetType().Name}› is not logged in.");
Trace_n(taskTitle.IsBlank() ? "Updating existing node on server..." : taskTitle, "");
string m; T d7n = default(T);
if (nodeRevision.vid < 1)
return Error_(d7n, "Invalid node revision format.", "Revision ID (vid) must be set.");
var req = _auth.Req.PUT(URL.Api_EntityNodeX, nodeRevision.nid);
nodeRevision.uid = this.CurrentUser.uid;
req.Body = nodeRevision;
try
{
d7n = await _client.Send<T>(req, cancelToken, "", successMessage, successMsgArgs);
}
catch (RestServiceException ex) { OnNodeEdit.Err(this, ex); }
catch (Exception ex) { OnUnhandled.Err(this, ex); }
if (d7n.IsValidNode(out m))
//return Trace_(d7n, "Node successfully updated.", "[nid: {0}] {1} title: {2}", d7n.nid, d7n.type.Guillemet(), d7n.title.Quotify());
return d7n;
else
return Error_(d7n, "Invalid node.", m);
}
public async Task<T> Node<T>(int nodeId,
CancellationToken cancelToken)
where T : D7NodeBase, new()
{
T d7n = default(T); string m;
if (!IsLoggedIn)
return Error_(d7n, $"{GetType().Name}.Node<T>", "Not logged in.");
var req = _auth.Req.GET(URL.Api_EntityNodeX, nodeId);
Trace_n("Getting node (id: {0}) from server...".f(nodeId), "type: " + typeof(T).Name.Guillemet());
try
{
d7n = await _client.Send<T>(req, cancelToken);
}
catch (RestServiceException ex) { OnNodeGet.Err(this, ex); }
catch (Exception ex) { OnUnhandled.Err(this, ex); }
if (d7n.IsValidNode(out m))
return Trace_(d7n, "Node successfully retrieved.",
$"[nid: {nodeId}] ‹{d7n.type}› title: “{d7n.title}”");
else
return Error_(d7n, "Invalid node.", m);
}
public async Task<T> Post<T>(T d7Node,
CancellationToken cancelToken)
where T : D7NodeBase, new()
{
if (!IsLoggedIn)
throw Error.BadAct($"‹{this.GetType().Name}› is not logged in.");
if (_client == null) throw Error.NullRef("_client");
IRequestShim req = null;
try {
req = _auth.Req.POST(URL.Api_EntityNode);
d7Node.uid = this.CurrentUser.uid;
req.Body = d7Node;
}
catch (Exception ex) { LogError("req = _auth.Req.POST", ex); return null; }
//Trace_n("Creating new node on server...", "");
T d7n = default(T); string m;
try
{
//d7n = await _client.Send<T>(req, cancelToken, "",
// "Successfully created new «{0}»: [nid: {1}] “{2}”",
// x => x?.type, x => x?.nid, x => x?.title);
d7n = await _client.Send<T>(req, cancelToken);
}
catch (RestServiceException ex) { OnNodeAdd.Err(this, ex); }
catch (Exception ex) { OnUnhandled.Err(this, ex); }
if (d7n.IsValidNode(out m))
return d7n;
else
return Error_(d7n, "Invalid node.", m);
}
public async Task<int> Post(FileShim file,
CancellationToken cancelToken,
string serverFoldr,
bool isPrivate)
{
if (!IsLoggedIn)
throw Error.BadAct($"‹{this.GetType().Name}› is not logged in.");
Trace_n("Uploading file to server...", "");
var req = _auth.Req.POST(URL.Api_FileJson);
req.Body = new D7File_Out(file,
serverFoldr, isPrivate);
D7File d7f = null; try
{
d7f = await _client.Send<D7File>(req, cancelToken, null,
"Successfully uploaded “{0}” ({1}) [fid: {2}].",
x => file.Name, x => file.Size.KB(), x => x.fid);
}
catch (RestServiceException ex) { OnFileUpload.Err(this, ex); }
catch (Exception ex) { OnUnhandled.Err(this, ex); }
if (d7f != null && d7f.fid > 0) return d7f.fid;
else if (d7f == null) return Error_(-1, "Returned null.", "");
else return Error_(-1, "Unexpected file id: " + d7f.fid, "");
}
public virtual async Task<T> Get<T>(string resource,
CancellationToken cancelToken,
string taskTitle,
string successMsg,
params Func<T, object>[] successMsgArgs
) where T : new()
{
if (!IsLoggedIn)
throw Error.BadAct($"‹{this.GetType().Name}› is not logged in.");
var req = _auth.Req.GET(resource);
try
{
return await _client.Send<T>(req, cancelToken, taskTitle, successMsg, successMsgArgs);
}
catch (RestServiceException ex) { OnGet.Err(this, ex); }
catch (Exception ex) { OnUnhandled.Err(this, ex); }
return default(T);
}
public async Task<bool> Login(string baseUrl,
string userName,
string password,
CancellationToken cancelToken)
{
Trace_n($"Logging in as “{userName}”...", "server: " + baseUrl);
_client.BaseUrl = baseUrl;
if (this.IsLoggedIn) goto FireLoggedIn;
try {
await _auth.OpenNewSession(_client, userName, password, cancelToken);
}
catch (RestServiceException ex) { OnLogin.Err(this, ex); }
catch (Exception ex) { OnUnhandled.Err(this, ex); }
if (!IsLoggedIn) return Error_n("Failed to authenticate!", "");
FireLoggedIn:
_loggedIn?.Invoke(this, EventArg.User(userName));
return true;//Trace_n("Successfully logged in.", "");
}
