public override TaxaUnit GetParent(CompoundIdentity taxaUnitId)
{
if (!taxaUnitId.IsNullOrEmpty() && this.CanGet())
{
NpgsqlCommand cmd = Db.GetCmd(Db.ConnectionString);
cmd.CommandText = Db.SelectTaxaUnit + " WHERE \"Id\"=(SELECT \"ParentId\" FROM oncor.\"TaxaUnits\" WHERE \"Id\"=:id)";
cmd.Parameters.AddWithValue("id", taxaUnitId.Identity);
NpgsqlDataReader rdr = Db.ExecuteReader(cmd);
TaxaUnit t = null;
if (rdr != null)
{
try
{
rdr.Read();
t = TaxaUnitBuilder.Instance.Build(rdr);
if (cmd.Connection.State == System.Data.ConnectionState.Open)
{
cmd.Connection.Close();
}
}
catch
{ }
finally
{
cmd.Dispose();
}
return(t);
}
}
return(null);
}
//Methods for TaxaCommonNameTaxa
public override IEnumerable <TaxaCommonName> GetCommonNamesByTaxa(TaxaUnit taxa)
{
if (taxa != null && this.CanGet())
{
NpgsqlCommand cmd = Db.GetCmd(Db.ConnectionString);
cmd.CommandText = Db.SelectCommonName + " WHERE \"Id\" IN (SELECT \"TaxaCommonNameId\" FROM oncor.\"TaxaCommonNamesTaxa\" WHERE \"TaxaUnitId\"=:tuid)";
cmd.Parameters.AddWithValue("tuid", taxa.Identity.Identity);
NpgsqlDataReader rdr = Db.ExecuteReader(cmd);
List <TaxaCommonName> commonNames = new List <TaxaCommonName>();
try
{
TaxaCommonName t;
while (rdr.Read())
{
t = TaxaCommonNameBuilder.Instance.Build(rdr);
if (t != null)
{
commonNames.Add(t);
}
}
if (cmd.Connection.State == System.Data.ConnectionState.Open)
{
cmd.Connection.Close();
}
}
catch
{ }
finally
{
cmd.Dispose();
}
return(commonNames);
}
return(null);
}
public override bool HasParent(TaxaUnit taxaUnit)
{
if (taxaUnit != null && this.CanGet())
{
NpgsqlCommand cmd = Db.GetCmd(Db.ConnectionString);
cmd.CommandText = Db.CountTaxaUnit + Db.SelectTaxaUnitById;
cmd.Parameters.AddWithValue("id", taxaUnit.ParentId.Identity);
return(Db.Exists(cmd));
}
return(false);
}
public static void Handle(UserSecurityContext user, string method, HttpContext context, CancellationToken cancel)
{
if (context.Request.Method == "POST")
{
if (method.Equals("find", StringComparison.OrdinalIgnoreCase))
{
try
{
TaxaCommonNameProviderBase cnprovider = TaxonomyManager.Instance.GetTaxaCommonNameProvider(user);
TaxaUnitProviderBase uprovider = TaxonomyManager.Instance.GetTaxaUnitProvider(user);
JToken token = JsonUtils.GetDataPayload(context.Request);
JArray jcommonNames = null;
if (cnprovider != null && uprovider != null && token != null)
{
CompoundIdentity unitId = JsonUtils.ToId(token["unitid"]);
TaxaUnit unit = uprovider.Get(unitId);
if (unit != null)
{
IEnumerable <TaxaCommonName> names = cnprovider.GetCommonNamesByTaxa(unit);
jcommonNames = Jsonifier.ToJson(names);
}
if (jcommonNames != null)
{
RestUtils.Push(context.Response, JsonOpStatus.Ok, jcommonNames.ToString());
}
else
{
RestUtils.Push(context.Response, JsonOpStatus.Ok, "[]");
}
return;
}
}
catch
{
RestUtils.Push(context.Response, RestUtils.JsonOpStatus(JsonOpStatus.Failed));
return;
}
RestUtils.Push(context.Response, JsonOpStatus.Failed);
return;
}
}
context.Response.StatusCode = HttpStatusCodes.Status400BadRequest;
}
public static JObject ToJson(TaxaUnit unit)
{
if (unit != null)
{
JObject o = new JObject();
o.Add(JsonUtils.Id, JsonUtils.ToJson(unit.Identity));
o.Add(JsonUtils.Name, unit.Name);
o.Add(JsonUtils.Description, unit.Description);
if (unit.ParentId != null)
{
o.Add(JsonUtils.ParentId, JsonUtils.ToJson(unit.ParentId));
}
o.Add("domainid", JsonUtils.ToJson(unit.TaxaDomainId));
o.Add("taxonomyid", JsonUtils.ToJson(unit.TaxonomyId));
o.Add("unittypeid", JsonUtils.ToJson(unit.TaxaUnitTypeId));
return(o);
}
return(null);
}
public override bool Update(TaxaUnit taxaUnit)
{
if (taxaUnit != null && this.CanUpdate())
{
try
{
NpgsqlCommand cmd = Db.GetCmd(Db.ConnectionString);
cmd.CommandText = Db.UpdateTaxaUnit + Db.SelectById;
cmd.Parameters.AddWithValue("name", taxaUnit.Name);
if (string.IsNullOrEmpty(taxaUnit.Description))
{
cmd.Parameters.Add(NpgSqlCommandUtils.GetNullInParam("desc", NpgsqlTypes.NpgsqlDbType.Varchar));
}
else
{
cmd.Parameters.AddWithValue("desc", taxaUnit.Description);
}
if (taxaUnit.ParentId == null)
{
cmd.Parameters.Add(NpgSqlCommandUtils.GetNullInParam("pid", NpgsqlTypes.NpgsqlDbType.Uuid));
}
else
{
cmd.Parameters.AddWithValue("pid", taxaUnit.ParentId.Identity);
}
cmd.Parameters.AddWithValue("did", taxaUnit.TaxaDomainId);
cmd.Parameters.AddWithValue("tid", taxaUnit.TaxonomyId);
cmd.Parameters.AddWithValue("utid", taxaUnit.TaxaUnitTypeId);
cmd.Parameters.AddWithValue("id", taxaUnit.Identity.Identity);
Db.ExecuteNonQuery(cmd);
return(true);
}
catch
{ }
}
return(false);
}
public override bool CanUpdate(TaxaUnit taxaUnit)
{
return(this.CanUpdate()); //TODO -- add fine grained security
}