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Rewrite delivery of issue and comment mails (#9009)

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* Mail issue subscribers, rework the function

* Simplify a little more

* Fix unused variable

* Refactor mail delivery to avoid heavy load on server

* Avoid splitting into too many goroutines

* Fix comments and optimize GetMaileableUsersByIDs()

* Fix return on errors
This commit is contained in:
guillep2k 2019-11-18 05:08:20 -03:00 • committed by zeripath
parent 9ff6312627
commit 08ae6bb7ed
10 changed files with 254 additions and 148 deletions
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13
models/issue.go
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@ -1219,6 +1219,19 @@ func Issues(opts *IssuesOptions) ([]*Issue, error) {
return issues, nil
}
// GetParticipantsIDsByIssueID returns the IDs of all users who participated in comments of an issue,
// but skips joining with `user` for performance reasons.
// User permissions must be verified elsewhere if required.
func GetParticipantsIDsByIssueID(issueID int64) ([]int64, error) {
userIDs := make([]int64, 0, 5)
return userIDs, x.Table("comment").
Cols("poster_id").
Where("issue_id = ?", issueID).
And("type in (?,?,?)", CommentTypeComment, CommentTypeCode, CommentTypeReview).
Distinct("poster_id").
Find(&userIDs)
}
// GetParticipantsByIssueID returns all users who are participated in comments of an issue.
func GetParticipantsByIssueID(issueID int64) ([]*User, error) {
return getParticipantsByIssueID(x, issueID)