public void AddAttributes(List <string> attributeLogicalNames, List <string> propertiesToReturn)
{
// Attribute Query Properties - Which Properties to return
AttributeQueryExpression attributeQuery = new AttributeQueryExpression();
attributeQuery.Properties = new MetadataPropertiesExpression();
attributeQuery.Properties.PropertyNames = propertiesToReturn;
Request.Query.AttributeQuery = attributeQuery;
// Attribute Query Criteria - Which Attributes to return
MetadataFilterExpression critiera = new MetadataFilterExpression();
attributeQuery.Criteria = critiera;
critiera.FilterOperator = LogicalOperator.Or;
critiera.Conditions = new List <MetadataConditionExpression>();
foreach (string attribute in attributeLogicalNames)
{
MetadataConditionExpression condition = new MetadataConditionExpression();
condition.PropertyName = "LogicalName";
condition.ConditionOperator = MetadataConditionOperator.Equals;
condition.Value = attribute;
critiera.Conditions.Add(condition);
}
}
public static string SerialiseMetadataConditionExpression(MetadataConditionExpression item)
{
return(@"<c:MetadataConditionExpression>
<c:ConditionOperator>" + item.ConditionOperator.ToString() + @"</c:ConditionOperator>
<c:PropertyName>" + item.PropertyName + @"</c:PropertyName>
<c:Value i:type='d:string' xmlns:d='http://www.w3.org/2001/XMLSchema'>" + item.Value + @"</c:Value>
</c:MetadataConditionExpression>");
}
public void AddEntities(List <string> entityLogicalNames, List <string> propertiesToReturn)
{
Request.Query.Criteria = new MetadataFilterExpression();
Request.Query.Criteria.FilterOperator = LogicalOperator.Or;
Request.Query.Criteria.Conditions = new List <MetadataConditionExpression>();
foreach (string entity in entityLogicalNames)
{
MetadataConditionExpression condition = new MetadataConditionExpression();
condition.ConditionOperator = MetadataConditionOperator.Equals;
condition.PropertyName = "LogicalName";
condition.Value = entity;
Request.Query.Criteria.Conditions.Add(condition);
}
Request.Query.Properties = new MetadataPropertiesExpression();
Request.Query.Properties.PropertyNames = propertiesToReturn;
}