mirror of
https://github.com/go-gitea/gitea.git
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b0f7457d9e
* Improve issue indexer * Fix new issue sqlite bug * Different test indexer paths for each db * Add integration indexer paths to make clean
101 lines
2.6 KiB
Go
101 lines
2.6 KiB
Go
// Copyright (c) 2017 Couchbase, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package query
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import (
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"encoding/json"
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"fmt"
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"github.com/blevesearch/bleve/geo"
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"github.com/blevesearch/bleve/index"
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"github.com/blevesearch/bleve/mapping"
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"github.com/blevesearch/bleve/search"
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"github.com/blevesearch/bleve/search/searcher"
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)
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type GeoDistanceQuery struct {
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Location []float64 `json:"location,omitempty"`
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Distance string `json:"distance,omitempty"`
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FieldVal string `json:"field,omitempty"`
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BoostVal *Boost `json:"boost,omitempty"`
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}
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func NewGeoDistanceQuery(lon, lat float64, distance string) *GeoDistanceQuery {
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return &GeoDistanceQuery{
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Location: []float64{lon, lat},
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Distance: distance,
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}
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}
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func (q *GeoDistanceQuery) SetBoost(b float64) {
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boost := Boost(b)
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q.BoostVal = &boost
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}
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func (q *GeoDistanceQuery) Boost() float64 {
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return q.BoostVal.Value()
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}
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func (q *GeoDistanceQuery) SetField(f string) {
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q.FieldVal = f
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}
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func (q *GeoDistanceQuery) Field() string {
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return q.FieldVal
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}
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func (q *GeoDistanceQuery) Searcher(i index.IndexReader, m mapping.IndexMapping,
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options search.SearcherOptions) (search.Searcher, error) {
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field := q.FieldVal
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if q.FieldVal == "" {
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field = m.DefaultSearchField()
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}
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dist, err := geo.ParseDistance(q.Distance)
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if err != nil {
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return nil, err
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}
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return searcher.NewGeoPointDistanceSearcher(i, q.Location[0], q.Location[1],
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dist, field, q.BoostVal.Value(), options)
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}
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func (q *GeoDistanceQuery) Validate() error {
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return nil
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}
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func (q *GeoDistanceQuery) UnmarshalJSON(data []byte) error {
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tmp := struct {
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Location interface{} `json:"location,omitempty"`
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Distance string `json:"distance,omitempty"`
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FieldVal string `json:"field,omitempty"`
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BoostVal *Boost `json:"boost,omitempty"`
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}{}
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err := json.Unmarshal(data, &tmp)
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if err != nil {
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return err
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}
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// now use our generic point parsing code from the geo package
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lon, lat, found := geo.ExtractGeoPoint(tmp.Location)
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if !found {
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return fmt.Errorf("geo location not in a valid format")
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}
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q.Location = []float64{lon, lat}
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q.Distance = tmp.Distance
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q.FieldVal = tmp.FieldVal
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q.BoostVal = tmp.BoostVal
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return nil
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}
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