public Task <IEnumerable <IFieldSort> > BuildSortAsync(IQueryNode sort, IElasticQueryVisitorContext context = null)
{
if (context == null)
{
context = new ElasticQueryVisitorContext();
}
return(GetSortFieldsVisitor.RunAsync(sort, context));
}
public Task BuildAsync <T>(QueryBuilderContext <T> ctx) where T : class, new()
{
var searchQuery = ctx.GetSourceAs <ISearchQuery>();
if (searchQuery == null)
{
return(Task.CompletedTask);
}
if (!String.IsNullOrEmpty(searchQuery.Filter))
{
var result = _parser.Parse(searchQuery.Filter);
searchQuery.Filter = GenerateQueryVisitor.Run(AliasedQueryVisitor.Run(result, _aliasMap, ctx), ctx);
ctx.Filter &= new QueryFilter {
Query = new QueryStringQuery {
Query = searchQuery.Filter,
DefaultOperator = Operator.And,
AnalyzeWildcard = false
}.ToContainer()
};
}
if (!String.IsNullOrEmpty(searchQuery.Criteria))
{
var result = _parser.Parse(searchQuery.Criteria);
searchQuery.Criteria = GenerateQueryVisitor.Run(AliasedQueryVisitor.Run(result, _aliasMap, ctx), ctx);
ctx.Query &= new QueryStringQuery {
Query = searchQuery.Criteria,
DefaultOperator = searchQuery.DefaultCriteriaOperator == SearchOperator.Or ? Operator.Or : Operator.And,
AnalyzeWildcard = true
};
}
if (!String.IsNullOrEmpty(searchQuery.Sort))
{
var result = _parser.Parse(searchQuery.Sort);
var opt = ctx.GetOptionsAs <IElasticQueryOptions>();
TermToFieldVisitor.Run(result, ctx);
AliasedQueryVisitor.Run(result, _aliasMap, ctx);
var fields = GetReferencedFieldsQueryVisitor.Run(result);
// TODO: Check referenced fields against opt.AllowedSortFields
var sort = GetSortFieldsVisitor.Run(result, ctx);
ctx.Search.Sort(sort);
}
return(Task.CompletedTask);
}
public Task BuildAsync <T>(QueryBuilderContext <T> ctx) where T : class, new()
{
string filter = ctx.Source.GetFilterExpression();
string search = ctx.Source.GetSearchExpression();
string sort = ctx.Source.GetSortExpression();
if (!String.IsNullOrEmpty(filter))
{
var result = _parser.Parse(filter);
filter = GenerateQueryVisitor.Run(FieldResolverQueryVisitor.Run(result, _aliasMap, ctx), ctx);
ctx.Filter &= new QueryStringQuery {
Query = filter,
DefaultOperator = Operator.And,
AnalyzeWildcard = false
};
}
if (!String.IsNullOrEmpty(search))
{
var result = _parser.Parse(search);
search = GenerateQueryVisitor.Run(FieldResolverQueryVisitor.Run(result, _aliasMap, ctx), ctx);
ctx.Query &= new QueryStringQuery {
Query = search,
DefaultOperator = ctx.Source.GetSearchExpressionDefaultOperator() == SearchOperator.Or ? Operator.Or : Operator.And,
AnalyzeWildcard = true
};
}
if (!String.IsNullOrEmpty(sort))
{
var result = _parser.Parse(sort);
TermToFieldVisitor.Run(result, ctx);
FieldResolverQueryVisitor.Run(result, _aliasMap, ctx);
var fields = GetReferencedFieldsQueryVisitor.Run(result);
// TODO: Check referenced fields against opt.AllowedSortFields
var sortFields = GetSortFieldsVisitor.Run(result, ctx).ToList();
ctx.Search.Sort(sortFields);
}
return(Task.CompletedTask);
}