public static Sort GetSort(this IndexQuery self, Filter filter, IndexDefinition indexDefinition)
{
if (self.SortedFields == null || self.SortedFields.Length <= 0)
{
return(null);
}
var isSpatialIndexQuery = self is SpatialIndexQuery;
return(new Sort(self.SortedFields
.Select(sortedField =>
{
if (sortedField.Field.StartsWith(Constants.RandomFieldName))
{
var parts = sortedField.Field.Split(new[] { ';' }, StringSplitOptions.RemoveEmptyEntries);
if (parts.Length < 2) // truly random
{
return new RandomSortField(Guid.NewGuid().ToString());
}
return new RandomSortField(parts[1]);
}
if (isSpatialIndexQuery && sortedField.Field == Constants.DistanceFieldName)
{
var dsort = new Lucene.Net.Spatial.Tier.DistanceFieldComparatorSource((Lucene.Net.Spatial.Tier.DistanceFilter)filter);
return new SortField(Constants.DistanceFieldName, dsort, sortedField.Descending);
}
var sortOptions = GetSortOption(indexDefinition, sortedField.Field);
if (sortOptions == null || sortOptions == SortOptions.None)
{
return new SortField(sortedField.Field, CultureInfo.InvariantCulture, sortedField.Descending);
}
return new SortField(sortedField.Field, (int)sortOptions.Value, sortedField.Descending);
})
.ToArray()));
}
public static Sort GetSort(this IndexQuery self, Filter filter, IndexDefinition indexDefinition)
{
if (self.SortedFields == null || self.SortedFields.Length <= 0)
{
return(null);
}
var isSpatialIndexQuery = self is SpatialIndexQuery;
return(new Sort(self.SortedFields
.Select(sortedField =>
{
if (isSpatialIndexQuery && sortedField.Field == Constants.DistanceFieldName)
{
var dsort = new Lucene.Net.Spatial.Tier.DistanceFieldComparatorSource((Lucene.Net.Spatial.Tier.DistanceFilter)filter);
return new SortField(Constants.DistanceFieldName, dsort, sortedField.Descending);
}
var sortOptions = GetSortOption(indexDefinition, sortedField.Field);
if (sortOptions == null)
{
return new SortField(sortedField.Field, CultureInfo.InvariantCulture, sortedField.Descending);
}
return new SortField(sortedField.Field, (int)sortOptions.Value, sortedField.Descending);
})
.ToArray()));
}
internal override Lucene.Net.Search.Sort GetSort(Lucene.Net.Search.Filter filter, IndexDefinition indexDefinition)
{
if (SortByDistance == false)
return base.GetSort(filter, indexDefinition);
var dsort = new Lucene.Net.Spatial.Tier.DistanceFieldComparatorSource((Lucene.Net.Spatial.Tier.DistanceFilter)filter);
return new Lucene.Net.Search.Sort(new Lucene.Net.Search.SortField("foo", dsort, false));
}
public static Sort GetSort(this IndexQuery self, Filter filter, IndexDefinition indexDefinition)
{
var spatialIndexQuery = self as SpatialIndexQuery;
if (spatialIndexQuery != null && spatialIndexQuery.SortByDistance)
{
var dsort = new Lucene.Net.Spatial.Tier.DistanceFieldComparatorSource((Lucene.Net.Spatial.Tier.DistanceFilter)filter);
return(new Sort(new SortField("foo", dsort, false)));
}
if (self.SortedFields != null && self.SortedFields.Length > 0)
{
return(new Sort(self.SortedFields.Select(x => ToLuceneSortField(indexDefinition, x)).ToArray()));
}
return(null);
}
public static Sort GetSort(this IndexQuery self, Filter filter, IndexDefinition indexDefinition)
{
if (self.SortedFields == null || self.SortedFields.Length <= 0)
return null;
var isSpatialIndexQuery = self is SpatialIndexQuery;
return new Sort(self.SortedFields
.Select(sortedField =>
{
if (isSpatialIndexQuery && sortedField.Field == Constants.DistanceFieldName)
{
var dsort = new Lucene.Net.Spatial.Tier.DistanceFieldComparatorSource((Lucene.Net.Spatial.Tier.DistanceFilter)filter);
return new SortField(Constants.DistanceFieldName, dsort, sortedField.Descending);
}
var sortOptions = GetSortOption(indexDefinition, sortedField.Field);
if (sortOptions == null || sortOptions == SortOptions.None)
return new SortField(sortedField.Field, CultureInfo.InvariantCulture, sortedField.Descending);
return new SortField(sortedField.Field, (int)sortOptions.Value, sortedField.Descending);
})
.ToArray());
}
public static Sort GetSort(this IndexQuery self, Filter filter, IndexDefinition indexDefinition)
{
if (self.SortedFields == null || self.SortedFields.Length <= 0)
return null;
var isSpatialIndexQuery = self is SpatialIndexQuery;
return new Sort(self.SortedFields
.Select(sortedField =>
{
if(sortedField.Field.StartsWith(Constants.RandomFieldName))
{
var parts = sortedField.Field.Split(new[]{';'}, StringSplitOptions.RemoveEmptyEntries);
if (parts.Length < 2) // truly random
return new RandomSortField(Guid.NewGuid().ToString());
return new RandomSortField(parts[1]);
}
if (isSpatialIndexQuery && sortedField.Field == Constants.DistanceFieldName)
{
var dsort = new Lucene.Net.Spatial.Tier.DistanceFieldComparatorSource((Lucene.Net.Spatial.Tier.DistanceFilter)filter);
return new SortField(Constants.DistanceFieldName, dsort, sortedField.Descending);
}
var sortOptions = GetSortOption(indexDefinition, sortedField.Field);
if (sortOptions == null || sortOptions == SortOptions.None)
return new SortField(sortedField.Field, CultureInfo.InvariantCulture, sortedField.Descending);
return new SortField(sortedField.Field, (int)sortOptions.Value, sortedField.Descending);
})
.ToArray());
}
public static Sort GetSort(this IndexQuery self, Filter filter, IndexDefinition indexDefinition)
{
var spatialIndexQuery = self as SpatialIndexQuery;
if(spatialIndexQuery != null && spatialIndexQuery.SortByDistance)
{
var dsort = new Lucene.Net.Spatial.Tier.DistanceFieldComparatorSource((Lucene.Net.Spatial.Tier.DistanceFilter)filter);
return new Sort(new SortField("foo", dsort, false));
}
if (self.SortedFields != null && self.SortedFields.Length > 0)
return new Sort(self.SortedFields.Select(x => ToLuceneSortField(indexDefinition, x)).ToArray());
return null;
}
internal override Lucene.Net.Search.Sort GetSort(IndexDefinition indexDefinition)
{
if (SortByDistance == false)
return base.GetSort(indexDefinition);
var dq = new Lucene.Net.Spatial.Tier.DistanceQueryBuilder(
Latitude, Longitude, Radius,
SpatialIndex.LatField,
SpatialIndex.LngField,
Lucene.Net.Spatial.Tier.Projectors.CartesianTierPlotter.DefaltFieldPrefix,
true);
var dsort = new Lucene.Net.Spatial.Tier.DistanceFieldComparatorSource(dq.DistanceFilter);
return new Lucene.Net.Search.Sort(new Lucene.Net.Search.SortField("foo", dsort, false));
}
