private static void RemoveInstance(CompoundIdentity cid, UserSecurityContext user, HttpContext context, CancellationToken cancel)
{
try
{
InstrumentKnownArchetypeProviderBase archProvider = InstrumentManager.Instance.GetInstrumentKnownArchetypeProvider(user);
if (cid != null && archProvider != null)
{
bool result = archProvider.Delete(cid);
if (result == true)
{
RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Ok));
}
else
{
RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
}
return;
}
RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
}
catch
{
RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
return;
}
}
public override bool Delete(CompoundIdentity id)
{
if (!id.IsNullOrEmpty() && this.CanDelete())
{
try
{
InstrumentKnownArchetypeProviderBase archprov = InstrumentManager.Instance.GetInstrumentKnownArchetypeProvider(this.Context);
NpgsqlCommand cmd = Db.GetCmd(Db.ConnectionString);
cmd.CommandText = Db.DeleteInstrument;
cmd.Parameters.AddWithValue("id", id.Identity);
Db.ExecuteNonQuery(cmd);
archprov.Delete(id);
return(true);
}
catch
{ }
}
return(false);
}
public static void Handle(UserSecurityContext user, string method, HttpContext context, CancellationToken cancel)
{
if (context.Request.Method == "POST")
{
if (method.Equals("all", StringComparison.OrdinalIgnoreCase))
{
Get(user, context, cancel);
return;
}
else if (method.Equals("in", StringComparison.OrdinalIgnoreCase))
{
try
{
HashSet <CompoundIdentity> ids = JsonUtils.ToIds(JsonUtils.GetDataPayload(context.Request));
if (ids != null)
{
GetIds(ids, user, context, cancel);
return;
}
RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
}
catch
{
RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
}
}
else if (method.Equals("create", StringComparison.OrdinalIgnoreCase))
{
CompoundIdentity owner = null;
CompoundIdentity type = null;
string name = null;
string desc = null;
string serial = null;
CompoundIdentity manf = null;
InstrumentProviderBase provider = null;
InstrumentKnownArchetypeProviderBase archProvider = null;
JToken token = null;
try
{
//payload and provider
token = JsonUtils.GetDataPayload(context.Request);
provider = InstrumentManager.Instance.GetInstrumentProvider(user);
archProvider = InstrumentManager.Instance.GetInstrumentKnownArchetypeProvider(user);
if (provider != null && token != null)
{
//required inputs
name = token["name"].ToString();
owner = JsonUtils.ToId(token["orgid"]);
type = JsonUtils.ToId(token["typeid"]);
if (owner != null && type != null && !string.IsNullOrEmpty(name))
{
//optionals
desc = token["desc"] != null ? token["desc"].ToString() : null;
serial = token["serial"] != null ? token["serial"].ToString() : null;
manf = JsonUtils.ToId(token["manf"]);
//create
Instrument instrument = null;
instrument = provider.Create(owner, name, type, desc, serial, manf);
if (instrument != null)
{
JObject jinstrument = null;
//call update to persist architype info
//archid and archdata are expected to be valid and consistent; non-matching properties are ignored
if (token.SelectToken("archid") != null) //JSON property was present
{
CompoundIdentity archid = JsonUtils.ToId(token["archid"]);
string archetypeString = archProvider.GetArchetypeType(archid);
JToken archToken = token["archdata"];
switch (archetypeString)
{
case "SimpleTrapDredge":
SimpleTrapDredge std = archProvider.AddSimpleTrapDredge(instrument.Identity);
if (archToken["openarea"] != null)
{
std.OpenArea = double.Parse(archToken["openarea"].ToString());
}
archProvider.Update(std);
jinstrument = Jsonifier.ToJson(instrument, std);
break;
case "StandardMeshNet":
StandardMeshNet smn = archProvider.AddStandardMeshNet(instrument.Identity);
if (archToken["length"] != null)
{
smn.Length = double.Parse(archToken["length"].ToString());
}
if (archToken["depth"] != null)
{
smn.Depth = double.Parse(archToken["depth"].ToString());
}
if (archToken["meshsize"] != null)
{
smn.MeshSize = double.Parse(archToken["meshsize"].ToString());
}
archProvider.Update(smn);
jinstrument = Jsonifier.ToJson(instrument, smn);
break;
case "StandardPlanktonNet":
StandardPlanktonNet spn = archProvider.AddStandardPlanktonNet(instrument.Identity);
if (archToken["openarea"] != null)
{
spn.OpenArea = double.Parse(archToken["openarea"].ToString());
}
if (archToken["meshsize"] != null)
{
spn.MeshSize = double.Parse(archToken["meshsize"].ToString());
}
if (archToken["codsize"] != null)
{
spn.MeshSize = double.Parse(archToken["codsize"].ToString());
}
archProvider.Update(spn);
jinstrument = Jsonifier.ToJson(instrument, spn);
break;
case "WingedBagNet":
WingedBagNet wbn = archProvider.AddWingedBagNet(instrument.Identity);
if (archToken["length"] != null)
{
wbn.Length = double.Parse(archToken["length"].ToString());
}
if (archToken["depth"] != null)
{
wbn.Depth = double.Parse(archToken["depth"].ToString());
}
if (archToken["meshsizewings"] != null)
{
wbn.Length = double.Parse(archToken["meshsizewings"].ToString());
}
if (archToken["meshsizebag"] != null)
{
wbn.Depth = double.Parse(archToken["meshsizebag"].ToString());
}
archProvider.Update(wbn);
jinstrument = Jsonifier.ToJson(instrument, wbn);
break;
}
}
else
{
jinstrument = Jsonifier.ToJson(instrument);
}
if (jinstrument != null)
{
RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Ok, jinstrument.ToString()));
}
else
{
RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
}
return;
}
}
}
RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
}
catch
{
RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
return;
}
}
else if (method.Equals("update", StringComparison.OrdinalIgnoreCase))
{
try
{
//provider and token
JToken token = JsonUtils.GetDataPayload(context.Request);
InstrumentProviderBase provider = InstrumentManager.Instance.GetInstrumentProvider(user);
InstrumentKnownArchetypeProviderBase archProvider = InstrumentManager.Instance.GetInstrumentKnownArchetypeProvider(user);
if (provider != null && token != null)
{
//GUID must be provided
CompoundIdentity cid = JsonUtils.ToId(token["id"]); //instrument ID
//fetch stored object
bool dirty = false;
bool result = true;
Instrument instrument = provider.Get(cid);
if (instrument != null)
{
//update archetype instance if necessary
//assumes inbound archtype is self-consistent and consistent with instrument type (validation should occur in provider and by requester)
if (token.SelectToken("archid") != null)
{
//clear previous
archProvider.Delete(instrument.Identity);
//add new, if defined
if (JsonUtils.ToId(token["archid"]) != null)
{
CompoundIdentity arch_id = JsonUtils.ToId(token["archid"]);
JToken archToken = token["archdata"];
string archetypeString = archProvider.GetArchetypeType(arch_id);
switch (archetypeString)
{
case "SimpleTrapDredge":
SimpleTrapDredge std = archProvider.AddSimpleTrapDredge(instrument.Identity);
if (archToken["openarea"] != null)
{
std.OpenArea = double.Parse(archToken["openarea"].ToString());
}
result &= archProvider.Update(std);
break;
case "StandardMeshNet":
StandardMeshNet smn = archProvider.AddStandardMeshNet(instrument.Identity);
if (archToken["length"] != null)
{
smn.Length = double.Parse(archToken["length"].ToString());
}
if (archToken["depth"] != null)
{
smn.Depth = double.Parse(archToken["depth"].ToString());
}
if (archToken["meshsize"] != null)
{
smn.MeshSize = double.Parse(archToken["meshsize"].ToString());
}
result &= archProvider.Update(smn);
break;
case "StandardPlanktonNet":
StandardPlanktonNet spn = archProvider.AddStandardPlanktonNet(instrument.Identity);
if (archToken["openarea"] != null)
{
spn.OpenArea = double.Parse(archToken["openarea"].ToString());
}
if (archToken["meshsize"] != null)
{
spn.MeshSize = double.Parse(archToken["meshsize"].ToString());
}
if (archToken["codsize"] != null)
{
spn.CodSize = double.Parse(archToken["codsize"].ToString());
}
result &= archProvider.Update(spn);
break;
case "WingedBagNet":
WingedBagNet wbn = archProvider.AddWingedBagNet(instrument.Identity);
if (archToken["length"] != null)
{
wbn.Length = double.Parse(archToken["length"].ToString());
}
if (archToken["depth"] != null)
{
wbn.Depth = double.Parse(archToken["depth"].ToString());
}
if (archToken["meshsizewings"] != null)
{
wbn.MeshSizeWings = double.Parse(archToken["meshsizewings"].ToString());
}
if (archToken["meshsizebag"] != null)
{
wbn.MeshSizeBag = double.Parse(archToken["meshsizebag"].ToString());
}
result &= archProvider.Update(wbn);
break;
}
}
}
if (result)
{
//continue to check instrument
//## REQUIRED ##
//name
if (token.SelectToken("name") != null)
{
string name = token["name"].ToString();
if (!string.IsNullOrEmpty(name))
{
instrument.Name = name;
dirty = true;
}
else
{
RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed)); //name is required and not nullable
return;
}
}
//owning org
if (token.SelectToken("orgid") != null)
{
CompoundIdentity org_cid = JsonUtils.ToId(token["orgid"]);
if (org_cid != null)
{
instrument.OwningOrganizationIdentity = org_cid;
dirty = true;
}
else
{
RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed)); //owning org is required and not nullable
return;
}
}
//type
if (token.SelectToken("typeid") != null)
{
CompoundIdentity type = JsonUtils.ToId(token["typeid"]);
if (type != null)
{
instrument.InstrumentTypeIdentity = type;
dirty = true;
}
else
{
RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed)); //intrument type is required and not nullable
return;
}
}
//## OPTIONALS ##
//description
if (token.SelectToken("desc") != null)
{
string desc = (token["desc"] != null) ? token["desc"].ToString() : null;
instrument.Description = desc;
dirty = true;
}
//serial number
if (token.SelectToken("serial") != null)
{
string serial = token["serial"] != null ? token["serial"].ToString() : null;
instrument.SerialNumber = serial;
dirty = true;
}
//manufacturer
if (token.SelectToken("manf") != null)
{
CompoundIdentity manf = JsonUtils.ToId(token["manf"]);
instrument.ManufacturerId = manf;
dirty = true;
}
//update instrument if necessary
if (dirty)
{
//update
result &= provider.Update(instrument);
if (result == true)
{
RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Ok));
return;
}
}
else
{
//return ok - no values were modified
RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Ok));
return;
}
}
}
}
RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed)); //default
}
catch
{
RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
return;
}
}
else if (method.Equals("delete", StringComparison.OrdinalIgnoreCase))
{
try
{
JToken t = JsonUtils.GetDataPayload(context.Request);
HashSet <CompoundIdentity> cids = JsonUtils.ToIds(t);
InstrumentProviderBase provider = InstrumentManager.Instance.GetInstrumentProvider(user);
InstrumentKnownArchetypeProviderBase archProvider = InstrumentManager.Instance.GetInstrumentKnownArchetypeProvider(user);
if (provider != null && cids != null)
{
bool result = true;
foreach (CompoundIdentity cid in cids)
{
result &= provider.Delete(cid);
}
if (result == true)
{
RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Ok));
}
else
{
RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
}
return;
}
RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
}
catch
{
RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
return;
}
}
}
context.Response.StatusCode = HttpStatusCodes.Status400BadRequest;
}