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forgejo/models/issue_indexer.go
2018-02-05 20:29:17 +02:00

134 lines
3.3 KiB
Go

// Copyright 2017 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package models
import (
"fmt"
"code.gitea.io/gitea/modules/indexer"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/util"
)
// issueIndexerUpdateQueue queue of issue ids to be updated
var issueIndexerUpdateQueue chan int64
// InitIssueIndexer initialize issue indexer
func InitIssueIndexer() {
indexer.InitIssueIndexer(populateIssueIndexer)
issueIndexerUpdateQueue = make(chan int64, setting.Indexer.UpdateQueueLength)
go processIssueIndexerUpdateQueue()
}
// populateIssueIndexer populate the issue indexer with issue data
func populateIssueIndexer() error {
batch := indexer.IssueIndexerBatch()
for page := 1; ; page++ {
repos, _, err := SearchRepositoryByName(&SearchRepoOptions{
Page: page,
PageSize: RepositoryListDefaultPageSize,
OrderBy: SearchOrderByID,
Private: true,
Collaborate: util.OptionalBoolFalse,
})
if err != nil {
return fmt.Errorf("Repositories: %v", err)
}
if len(repos) == 0 {
return batch.Flush()
}
for _, repo := range repos {
issues, err := Issues(&IssuesOptions{
RepoIDs: []int64{repo.ID},
IsClosed: util.OptionalBoolNone,
IsPull: util.OptionalBoolNone,
})
if err != nil {
return err
}
if err = IssueList(issues).LoadComments(); err != nil {
return err
}
for _, issue := range issues {
if err := issue.update().AddToFlushingBatch(batch); err != nil {
return err
}
}
}
}
}
func processIssueIndexerUpdateQueue() {
batch := indexer.IssueIndexerBatch()
for {
var issueID int64
select {
case issueID = <-issueIndexerUpdateQueue:
default:
// flush whatever updates we currently have, since we
// might have to wait a while
if err := batch.Flush(); err != nil {
log.Error(4, "IssueIndexer: %v", err)
}
issueID = <-issueIndexerUpdateQueue
}
issue, err := GetIssueByID(issueID)
if err != nil {
log.Error(4, "GetIssueByID: %v", err)
} else if err = issue.update().AddToFlushingBatch(batch); err != nil {
log.Error(4, "IssueIndexer: %v", err)
}
}
}
func (issue *Issue) update() indexer.IssueIndexerUpdate {
comments := make([]string, 0, 5)
for _, comment := range issue.Comments {
if comment.Type == CommentTypeComment {
comments = append(comments, comment.Content)
}
}
return indexer.IssueIndexerUpdate{
IssueID: issue.ID,
Data: &indexer.IssueIndexerData{
RepoID: issue.RepoID,
Title: issue.Title,
Content: issue.Content,
Comments: comments,
},
}
}
// updateNeededCols whether a change to the specified columns requires updating
// the issue indexer
func updateNeededCols(cols []string) bool {
for _, col := range cols {
switch col {
case "name", "content":
return true
}
}
return false
}
// UpdateIssueIndexerCols update an issue in the issue indexer, given changes
// to the specified columns
func UpdateIssueIndexerCols(issueID int64, cols ...string) {
if updateNeededCols(cols) {
UpdateIssueIndexer(issueID)
}
}
// UpdateIssueIndexer add/update an issue to the issue indexer
func UpdateIssueIndexer(issueID int64) {
select {
case issueIndexerUpdateQueue <- issueID:
default:
go func() {
issueIndexerUpdateQueue <- issueID
}()
}
}