80 lines
2.1 KiB
Go
80 lines
2.1 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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// MatchPhraseQuery analyzes the text and creates a phrase query out of
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// the analyzed text.
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//
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// For more details, see
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// https://www.elastic.co/guide/en/elasticsearch/reference/5.6/query-dsl-match-query-phrase.html
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type MatchPhraseQuery struct {
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name string
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value interface{}
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analyzer string
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slop *int
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boost *float64
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queryName string
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}
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// NewMatchPhraseQuery creates and initializes a new MatchPhraseQuery.
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func NewMatchPhraseQuery(name string, value interface{}) *MatchPhraseQuery {
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return &MatchPhraseQuery{name: name, value: value}
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}
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// Analyzer explicitly sets the analyzer to use. It defaults to use explicit
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// mapping config for the field, or, if not set, the default search analyzer.
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func (q *MatchPhraseQuery) Analyzer(analyzer string) *MatchPhraseQuery {
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q.analyzer = analyzer
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return q
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}
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// Slop sets the phrase slop if evaluated to a phrase query type.
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func (q *MatchPhraseQuery) Slop(slop int) *MatchPhraseQuery {
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q.slop = &slop
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return q
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}
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// Boost sets the boost to apply to this query.
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func (q *MatchPhraseQuery) Boost(boost float64) *MatchPhraseQuery {
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q.boost = &boost
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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 *MatchPhraseQuery) QueryName(queryName string) *MatchPhraseQuery {
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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 function score query.
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func (q *MatchPhraseQuery) Source() (interface{}, error) {
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// {"match_phrase":{"name":{"query":"value","analyzer":"my_analyzer"}}}
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source := make(map[string]interface{})
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match := make(map[string]interface{})
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source["match_phrase"] = match
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query := make(map[string]interface{})
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match[q.name] = query
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query["query"] = q.value
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if q.analyzer != "" {
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query["analyzer"] = q.analyzer
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}
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if q.slop != nil {
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query["slop"] = *q.slop
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}
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if q.boost != nil {
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query["boost"] = *q.boost
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}
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if q.queryName != "" {
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query["_name"] = q.queryName
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}
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return source, nil
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}
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