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0da7318cf3
This is the opposite of the "No assignee" filter, it will match all issues that have at least one assignee. Before  After  --------- Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>
312 lines
9.1 KiB
Go
312 lines
9.1 KiB
Go
// Copyright 2019 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package elasticsearch
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import (
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"context"
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"fmt"
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"strconv"
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"strings"
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"code.gitea.io/gitea/modules/graceful"
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"code.gitea.io/gitea/modules/indexer"
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indexer_internal "code.gitea.io/gitea/modules/indexer/internal"
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inner_elasticsearch "code.gitea.io/gitea/modules/indexer/internal/elasticsearch"
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"code.gitea.io/gitea/modules/indexer/issues/internal"
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"code.gitea.io/gitea/modules/util"
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"github.com/olivere/elastic/v7"
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)
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const (
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issueIndexerLatestVersion = 2
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// multi-match-types, currently only 2 types are used
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// Reference: https://www.elastic.co/guide/en/elasticsearch/reference/7.0/query-dsl-multi-match-query.html#multi-match-types
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esMultiMatchTypeBestFields = "best_fields"
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esMultiMatchTypePhrasePrefix = "phrase_prefix"
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)
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var _ internal.Indexer = &Indexer{}
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// Indexer implements Indexer interface
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type Indexer struct {
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inner *inner_elasticsearch.Indexer
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indexer_internal.Indexer // do not composite inner_elasticsearch.Indexer directly to avoid exposing too much
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}
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func (b *Indexer) SupportedSearchModes() []indexer.SearchMode {
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// TODO: es supports fuzzy search, but our code doesn't at the moment, and actually the default fuzziness is already "AUTO"
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return indexer.SearchModesExactWords()
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}
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// NewIndexer creates a new elasticsearch indexer
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func NewIndexer(url, indexerName string) *Indexer {
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inner := inner_elasticsearch.NewIndexer(url, indexerName, issueIndexerLatestVersion, defaultMapping)
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indexer := &Indexer{
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inner: inner,
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Indexer: inner,
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}
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return indexer
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}
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const (
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defaultMapping = `
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{
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"mappings": {
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"properties": {
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"id": { "type": "integer", "index": true },
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"repo_id": { "type": "integer", "index": true },
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"is_public": { "type": "boolean", "index": true },
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"title": { "type": "text", "index": true },
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"content": { "type": "text", "index": true },
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"comments": { "type" : "text", "index": true },
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"is_pull": { "type": "boolean", "index": true },
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"is_closed": { "type": "boolean", "index": true },
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"is_archived": { "type": "boolean", "index": true },
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"label_ids": { "type": "integer", "index": true },
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"no_label": { "type": "boolean", "index": true },
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"milestone_id": { "type": "integer", "index": true },
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"project_id": { "type": "integer", "index": true },
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"project_board_id": { "type": "integer", "index": true },
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"poster_id": { "type": "integer", "index": true },
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"assignee_id": { "type": "integer", "index": true },
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"mention_ids": { "type": "integer", "index": true },
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"reviewed_ids": { "type": "integer", "index": true },
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"review_requested_ids": { "type": "integer", "index": true },
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"subscriber_ids": { "type": "integer", "index": true },
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"updated_unix": { "type": "integer", "index": true },
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"created_unix": { "type": "integer", "index": true },
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"deadline_unix": { "type": "integer", "index": true },
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"comment_count": { "type": "integer", "index": true }
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}
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}
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}
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`
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)
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// Index will save the index data
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func (b *Indexer) Index(ctx context.Context, issues ...*internal.IndexerData) error {
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if len(issues) == 0 {
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return nil
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} else if len(issues) == 1 {
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issue := issues[0]
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_, err := b.inner.Client.Index().
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Index(b.inner.VersionedIndexName()).
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Id(fmt.Sprintf("%d", issue.ID)).
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BodyJson(issue).
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Do(ctx)
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return err
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}
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reqs := make([]elastic.BulkableRequest, 0)
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for _, issue := range issues {
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reqs = append(reqs,
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elastic.NewBulkIndexRequest().
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Index(b.inner.VersionedIndexName()).
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Id(fmt.Sprintf("%d", issue.ID)).
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Doc(issue),
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)
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}
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_, err := b.inner.Client.Bulk().
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Index(b.inner.VersionedIndexName()).
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Add(reqs...).
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Do(graceful.GetManager().HammerContext())
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return err
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}
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// Delete deletes indexes by ids
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func (b *Indexer) Delete(ctx context.Context, ids ...int64) error {
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if len(ids) == 0 {
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return nil
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} else if len(ids) == 1 {
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_, err := b.inner.Client.Delete().
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Index(b.inner.VersionedIndexName()).
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Id(fmt.Sprintf("%d", ids[0])).
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Do(ctx)
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return err
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}
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reqs := make([]elastic.BulkableRequest, 0)
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for _, id := range ids {
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reqs = append(reqs,
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elastic.NewBulkDeleteRequest().
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Index(b.inner.VersionedIndexName()).
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Id(fmt.Sprintf("%d", id)),
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)
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}
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_, err := b.inner.Client.Bulk().
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Index(b.inner.VersionedIndexName()).
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Add(reqs...).
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Do(graceful.GetManager().HammerContext())
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return err
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}
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// Search searches for issues by given conditions.
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// Returns the matching issue IDs
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func (b *Indexer) Search(ctx context.Context, options *internal.SearchOptions) (*internal.SearchResult, error) {
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query := elastic.NewBoolQuery()
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if options.Keyword != "" {
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searchMode := util.IfZero(options.SearchMode, b.SupportedSearchModes()[0].ModeValue)
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if searchMode == indexer.SearchModeExact {
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query.Must(elastic.NewMultiMatchQuery(options.Keyword, "title", "content", "comments").Type(esMultiMatchTypePhrasePrefix))
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} else /* words */ {
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query.Must(elastic.NewMultiMatchQuery(options.Keyword, "title", "content", "comments").Type(esMultiMatchTypeBestFields).Operator("and"))
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}
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}
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if len(options.RepoIDs) > 0 {
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q := elastic.NewBoolQuery()
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q.Should(elastic.NewTermsQuery("repo_id", toAnySlice(options.RepoIDs)...))
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if options.AllPublic {
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q.Should(elastic.NewTermQuery("is_public", true))
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}
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query.Must(q)
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}
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if options.IsPull.Has() {
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query.Must(elastic.NewTermQuery("is_pull", options.IsPull.Value()))
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}
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if options.IsClosed.Has() {
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query.Must(elastic.NewTermQuery("is_closed", options.IsClosed.Value()))
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}
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if options.IsArchived.Has() {
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query.Must(elastic.NewTermQuery("is_archived", options.IsArchived.Value()))
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}
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if options.NoLabelOnly {
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query.Must(elastic.NewTermQuery("no_label", true))
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} else {
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if len(options.IncludedLabelIDs) > 0 {
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q := elastic.NewBoolQuery()
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for _, labelID := range options.IncludedLabelIDs {
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q.Must(elastic.NewTermQuery("label_ids", labelID))
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}
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query.Must(q)
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} else if len(options.IncludedAnyLabelIDs) > 0 {
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query.Must(elastic.NewTermsQuery("label_ids", toAnySlice(options.IncludedAnyLabelIDs)...))
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}
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if len(options.ExcludedLabelIDs) > 0 {
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q := elastic.NewBoolQuery()
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for _, labelID := range options.ExcludedLabelIDs {
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q.MustNot(elastic.NewTermQuery("label_ids", labelID))
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}
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query.Must(q)
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}
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}
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if len(options.MilestoneIDs) > 0 {
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query.Must(elastic.NewTermsQuery("milestone_id", toAnySlice(options.MilestoneIDs)...))
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}
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if options.ProjectID.Has() {
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query.Must(elastic.NewTermQuery("project_id", options.ProjectID.Value()))
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}
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if options.ProjectColumnID.Has() {
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query.Must(elastic.NewTermQuery("project_board_id", options.ProjectColumnID.Value()))
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}
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if options.PosterID != "" {
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// "(none)" becomes 0, it means no poster
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posterIDInt64, _ := strconv.ParseInt(options.PosterID, 10, 64)
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query.Must(elastic.NewTermQuery("poster_id", posterIDInt64))
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}
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if options.AssigneeID != "" {
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if options.AssigneeID == "(any)" {
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q := elastic.NewRangeQuery("assignee_id")
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q.Gte(1)
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query.Must(q)
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} else {
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// "(none)" becomes 0, it means no assignee
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assigneeIDInt64, _ := strconv.ParseInt(options.AssigneeID, 10, 64)
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query.Must(elastic.NewTermQuery("assignee_id", assigneeIDInt64))
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}
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}
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if options.MentionID.Has() {
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query.Must(elastic.NewTermQuery("mention_ids", options.MentionID.Value()))
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}
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if options.ReviewedID.Has() {
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query.Must(elastic.NewTermQuery("reviewed_ids", options.ReviewedID.Value()))
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}
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if options.ReviewRequestedID.Has() {
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query.Must(elastic.NewTermQuery("review_requested_ids", options.ReviewRequestedID.Value()))
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}
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if options.SubscriberID.Has() {
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query.Must(elastic.NewTermQuery("subscriber_ids", options.SubscriberID.Value()))
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}
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if options.UpdatedAfterUnix.Has() || options.UpdatedBeforeUnix.Has() {
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q := elastic.NewRangeQuery("updated_unix")
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if options.UpdatedAfterUnix.Has() {
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q.Gte(options.UpdatedAfterUnix.Value())
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}
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if options.UpdatedBeforeUnix.Has() {
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q.Lte(options.UpdatedBeforeUnix.Value())
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}
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query.Must(q)
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}
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if options.SortBy == "" {
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options.SortBy = internal.SortByCreatedAsc
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}
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sortBy := []elastic.Sorter{
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parseSortBy(options.SortBy),
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elastic.NewFieldSort("id").Desc(),
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}
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// See https://stackoverflow.com/questions/35206409/elasticsearch-2-1-result-window-is-too-large-index-max-result-window/35221900
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// TODO: make it configurable since it's configurable in elasticsearch
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const maxPageSize = 10000
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skip, limit := indexer_internal.ParsePaginator(options.Paginator, maxPageSize)
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searchResult, err := b.inner.Client.Search().
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Index(b.inner.VersionedIndexName()).
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Query(query).
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SortBy(sortBy...).
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From(skip).Size(limit).
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Do(ctx)
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if err != nil {
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return nil, err
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}
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hits := make([]internal.Match, 0, limit)
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for _, hit := range searchResult.Hits.Hits {
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id, _ := strconv.ParseInt(hit.Id, 10, 64)
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hits = append(hits, internal.Match{
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ID: id,
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})
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}
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return &internal.SearchResult{
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Total: searchResult.TotalHits(),
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Hits: hits,
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}, nil
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}
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func toAnySlice[T any](s []T) []any {
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ret := make([]any, 0, len(s))
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for _, item := range s {
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ret = append(ret, item)
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}
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return ret
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}
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func parseSortBy(sortBy internal.SortBy) elastic.Sorter {
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field := strings.TrimPrefix(string(sortBy), "-")
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ret := elastic.NewFieldSort(field)
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if strings.HasPrefix(string(sortBy), "-") {
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ret.Desc()
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}
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return ret
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}
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