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5dbf36f356
* Issue search support elasticsearch * Fix lint * Add indexer name on app.ini * add a warnning on SearchIssuesByKeyword * improve code
91 lines
2.6 KiB
Go
91 lines
2.6 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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import (
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"net/url"
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"strings"
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)
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// FetchSourceContext enables source filtering, i.e. it allows control
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// over how the _source field is returned with every hit. It is used
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// with various endpoints, e.g. when searching for documents, retrieving
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// individual documents, or even updating documents.
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//
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// See https://www.elastic.co/guide/en/elasticsearch/reference/7.0/search-request-source-filtering.html
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// for details.
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type FetchSourceContext struct {
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fetchSource bool
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includes []string
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excludes []string
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}
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// NewFetchSourceContext returns a new FetchSourceContext.
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func NewFetchSourceContext(fetchSource bool) *FetchSourceContext {
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return &FetchSourceContext{
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fetchSource: fetchSource,
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includes: make([]string, 0),
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excludes: make([]string, 0),
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}
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}
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// FetchSource indicates whether to return the _source.
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func (fsc *FetchSourceContext) FetchSource() bool {
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return fsc.fetchSource
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}
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// SetFetchSource specifies whether to return the _source.
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func (fsc *FetchSourceContext) SetFetchSource(fetchSource bool) {
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fsc.fetchSource = fetchSource
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}
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// Include indicates to return specific parts of the _source.
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// Wildcards are allowed here.
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func (fsc *FetchSourceContext) Include(includes ...string) *FetchSourceContext {
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fsc.includes = append(fsc.includes, includes...)
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return fsc
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}
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// Exclude indicates to exclude specific parts of the _source.
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// Wildcards are allowed here.
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func (fsc *FetchSourceContext) Exclude(excludes ...string) *FetchSourceContext {
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fsc.excludes = append(fsc.excludes, excludes...)
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return fsc
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}
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// Source returns the JSON-serializable data to be used in a body.
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func (fsc *FetchSourceContext) Source() (interface{}, error) {
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if !fsc.fetchSource {
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return false, nil
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}
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if len(fsc.includes) == 0 && len(fsc.excludes) == 0 {
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return true, nil
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}
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src := make(map[string]interface{})
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if len(fsc.includes) > 0 {
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src["includes"] = fsc.includes
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}
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if len(fsc.excludes) > 0 {
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src["excludes"] = fsc.excludes
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}
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return src, nil
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}
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// Query returns the parameters in a form suitable for a URL query string.
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func (fsc *FetchSourceContext) Query() url.Values {
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params := url.Values{}
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if fsc.fetchSource {
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if len(fsc.includes) > 0 {
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params.Add("_source_includes", strings.Join(fsc.includes, ","))
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}
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if len(fsc.excludes) > 0 {
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params.Add("_source_excludes", strings.Join(fsc.excludes, ","))
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}
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} else {
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params.Add("_source", "false")
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}
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return params
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}
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