mirror of
https://github.com/go-gitea/gitea.git
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113 lines
2.8 KiB
Go
Vendored
113 lines
2.8 KiB
Go
Vendored
// Copyright (c) 2014 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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"github.com/blevesearch/bleve/v2/mapping"
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"github.com/blevesearch/bleve/v2/search"
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"github.com/blevesearch/bleve/v2/search/searcher"
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index "github.com/blevesearch/bleve_index_api"
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)
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type ConjunctionQuery struct {
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Conjuncts []Query `json:"conjuncts"`
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BoostVal *Boost `json:"boost,omitempty"`
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queryStringMode bool
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}
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// NewConjunctionQuery creates a new compound Query.
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// Result documents must satisfy all of the queries.
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func NewConjunctionQuery(conjuncts []Query) *ConjunctionQuery {
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return &ConjunctionQuery{
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Conjuncts: conjuncts,
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}
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}
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func (q *ConjunctionQuery) 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 *ConjunctionQuery) Boost() float64 {
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return q.BoostVal.Value()
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}
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func (q *ConjunctionQuery) AddQuery(aq ...Query) {
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for _, aaq := range aq {
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q.Conjuncts = append(q.Conjuncts, aaq)
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}
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}
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func (q *ConjunctionQuery) Searcher(i index.IndexReader, m mapping.IndexMapping, options search.SearcherOptions) (search.Searcher, error) {
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ss := make([]search.Searcher, 0, len(q.Conjuncts))
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for _, conjunct := range q.Conjuncts {
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sr, err := conjunct.Searcher(i, m, options)
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if err != nil {
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for _, searcher := range ss {
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if searcher != nil {
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_ = searcher.Close()
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}
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}
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return nil, err
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}
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if _, ok := sr.(*searcher.MatchNoneSearcher); ok && q.queryStringMode {
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// in query string mode, skip match none
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continue
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}
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ss = append(ss, sr)
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}
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if len(ss) < 1 {
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return searcher.NewMatchNoneSearcher(i)
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}
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return searcher.NewConjunctionSearcher(i, ss, options)
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}
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func (q *ConjunctionQuery) Validate() error {
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for _, q := range q.Conjuncts {
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if q, ok := q.(ValidatableQuery); ok {
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err := q.Validate()
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if err != nil {
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return err
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}
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}
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}
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return nil
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}
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func (q *ConjunctionQuery) UnmarshalJSON(data []byte) error {
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tmp := struct {
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Conjuncts []json.RawMessage `json:"conjuncts"`
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Boost *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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q.Conjuncts = make([]Query, len(tmp.Conjuncts))
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for i, term := range tmp.Conjuncts {
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query, err := ParseQuery(term)
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if err != nil {
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return err
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}
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q.Conjuncts[i] = query
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}
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q.BoostVal = tmp.Boost
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return nil
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}
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