mirror of https://github.com/go-gitea/gitea.git
68 lines
1.7 KiB
Go
68 lines
1.7 KiB
Go
// Copyright 2012-present Oliver Eilhard. All rights reserved.
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// Use of this source code is governed by a MIT-license.
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// See http://olivere.mit-license.org/license.txt for details.
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package elastic
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// PrefixQuery matches documents that have fields containing terms
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// with a specified prefix (not analyzed).
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//
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// For more details, see
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// https://www.elastic.co/guide/en/elasticsearch/reference/7.0/query-dsl-prefix-query.html
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type PrefixQuery struct {
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name string
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prefix string
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boost *float64
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rewrite string
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queryName string
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}
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// NewPrefixQuery creates and initializes a new PrefixQuery.
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func NewPrefixQuery(name string, prefix string) *PrefixQuery {
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return &PrefixQuery{name: name, prefix: prefix}
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}
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// Boost sets the boost for this query.
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func (q *PrefixQuery) Boost(boost float64) *PrefixQuery {
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q.boost = &boost
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return q
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}
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func (q *PrefixQuery) Rewrite(rewrite string) *PrefixQuery {
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q.rewrite = rewrite
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return q
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}
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// QueryName sets the query name for the filter that can be used when
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// searching for matched_filters per hit.
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func (q *PrefixQuery) QueryName(queryName string) *PrefixQuery {
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q.queryName = queryName
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return q
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}
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// Source returns JSON for the query.
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func (q *PrefixQuery) Source() (interface{}, error) {
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source := make(map[string]interface{})
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query := make(map[string]interface{})
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source["prefix"] = query
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if q.boost == nil && q.rewrite == "" && q.queryName == "" {
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query[q.name] = q.prefix
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} else {
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subQuery := make(map[string]interface{})
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subQuery["value"] = q.prefix
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if q.boost != nil {
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subQuery["boost"] = *q.boost
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}
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if q.rewrite != "" {
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subQuery["rewrite"] = q.rewrite
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}
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if q.queryName != "" {
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subQuery["_name"] = q.queryName
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}
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query[q.name] = subQuery
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}
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return source, nil
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}
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