public static List <Dynamics365Relationship> GetRelationships(Dynamics365Entity entity, Dynamics365Connection connection)
{
ConnectionCache cache = new ConnectionCache(connection);
string cacheKey = string.Format("GetRelationships:{0}", entity.LogicalName);
List <Dynamics365Relationship> relationships = (List <Dynamics365Relationship>)cache[cacheKey];
if (relationships == null)
{
relationships = new List <Dynamics365Relationship>();
RetrieveEntityRequest request = new RetrieveEntityRequest()
{
LogicalName = entity.LogicalName,
EntityFilters = EntityFilters.Relationships,
RetrieveAsIfPublished = false
};
using (OrganizationServiceProxy proxy = connection.OrganizationServiceProxy)
{
RetrieveEntityResponse response = (RetrieveEntityResponse)proxy.Execute(request);
foreach (ManyToManyRelationshipMetadata metadata in response.EntityMetadata.ManyToManyRelationships)
{
Dynamics365Relationship relationship = new Dynamics365Relationship()
{
SchemaName = metadata.SchemaName,
EntityLogicalName = metadata.Entity1LogicalName == entity.LogicalName ? metadata.Entity1LogicalName : metadata.Entity2LogicalName,
RelatedEntityLogicalName = metadata.Entity1LogicalName == entity.LogicalName ? metadata.Entity2LogicalName : metadata.Entity1LogicalName
};
relationships.Add(relationship);
}
foreach (OneToManyRelationshipMetadata metadata in response.EntityMetadata.ManyToOneRelationships)
{
Dynamics365Relationship relationship = new Dynamics365Relationship()
{
SchemaName = metadata.SchemaName,
EntityLogicalName = metadata.ReferencedEntity == entity.LogicalName ? metadata.ReferencedEntity : metadata.ReferencingEntity,
RelatedEntityLogicalName = metadata.ReferencedEntity == entity.LogicalName ? metadata.ReferencingEntity : metadata.ReferencedEntity
};
relationships.Add(relationship);
}
foreach (OneToManyRelationshipMetadata metadata in response.EntityMetadata.OneToManyRelationships)
{
Dynamics365Relationship relationship = new Dynamics365Relationship()
{
SchemaName = metadata.SchemaName,
EntityLogicalName = metadata.ReferencedEntity == entity.LogicalName ? metadata.ReferencedEntity : metadata.ReferencingEntity,
RelatedEntityLogicalName = metadata.ReferencedEntity == entity.LogicalName ? metadata.ReferencingEntity : metadata.ReferencedEntity
};
relationships.Add(relationship);
}
}
cache[cacheKey] = relationships;
}
return(relationships);
}
public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)
{
if (value != default(object))
{
Dynamics365Relationship relationship = (Dynamics365Relationship)value;
return(relationship.SchemaName);
}
return(null);
}
/// <summary>
/// Gets all relationships for the specified entity.
/// </summary>
/// <returns>The relationships.</returns>
public List <Dynamics365Relationship> GetRelationships()
{
List <Dynamics365Relationship> relationships = new List <Dynamics365Relationship>();
try
{
relationships.AddRange(Dynamics365Relationship.GetRelationships(Entity, Connection).Where(r => r.RelatedEntityLogicalName == AssociatedEntity.LogicalName).ToList());
}
catch { }
return(relationships);
}
public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
{
if (!string.IsNullOrEmpty((string)value))
{
string relationshipSchemaName = (string)value;
Dynamics365RelationshipOperation operation = (Dynamics365RelationshipOperation)context.Instance;
List <Dynamics365Relationship> relationships = Dynamics365Relationship.GetRelationships(operation.Entity, operation.Connection);
Dynamics365Relationship relationship = Dynamics365Relationship.GetRelationships(operation.Entity, operation.Connection).FirstOrDefault(r => r.SchemaName == relationshipSchemaName);
return(relationship);
}
return(null);
}