-
Notifications
You must be signed in to change notification settings - Fork 7k
/
link_metadata_store.go
80 lines (64 loc) · 2.72 KB
/
link_metadata_store.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See LICENSE.txt for license information.
package sqlstore
import (
"database/sql"
"net/http"
sq "github.com/Masterminds/squirrel"
"github.com/mattermost/mattermost-server/v5/model"
"github.com/mattermost/mattermost-server/v5/store"
)
type SqlLinkMetadataStore struct {
SqlStore
}
func newSqlLinkMetadataStore(sqlStore SqlStore) store.LinkMetadataStore {
s := &SqlLinkMetadataStore{sqlStore}
for _, db := range sqlStore.GetAllConns() {
table := db.AddTableWithName(model.LinkMetadata{}, "LinkMetadata").SetKeys(false, "Hash")
table.ColMap("URL").SetMaxSize(2048)
table.ColMap("Type").SetMaxSize(16)
table.ColMap("Data").SetMaxSize(4096)
}
return s
}
func (s SqlLinkMetadataStore) createIndexesIfNotExists() {
if s.DriverName() == model.DATABASE_DRIVER_MYSQL {
s.CreateCompositeIndexIfNotExists("idx_link_metadata_url_timestamp", "LinkMetadata", []string{"URL(512)", "Timestamp"})
} else {
s.CreateCompositeIndexIfNotExists("idx_link_metadata_url_timestamp", "LinkMetadata", []string{"URL", "Timestamp"})
}
}
func (s SqlLinkMetadataStore) Save(metadata *model.LinkMetadata) (*model.LinkMetadata, *model.AppError) {
if err := metadata.IsValid(); err != nil {
return nil, err
}
metadata.PreSave()
err := s.GetMaster().Insert(metadata)
if err != nil && !IsUniqueConstraintError(err, []string{"PRIMARY", "linkmetadata_pkey"}) {
return nil, model.NewAppError("SqlLinkMetadataStore.Save", "store.sql_link_metadata.save.app_error", nil, "url="+metadata.URL+", "+err.Error(), http.StatusInternalServerError)
}
return metadata, nil
}
func (s SqlLinkMetadataStore) Get(url string, timestamp int64) (*model.LinkMetadata, *model.AppError) {
var metadata *model.LinkMetadata
query, args, err := s.getQueryBuilder().
Select("*").
From("LinkMetadata").
Where(sq.Eq{"URL": url, "Timestamp": timestamp}).
ToSql()
if err != nil {
return nil, model.NewAppError("SqlLinkMetadataStore.Get", "store.sql.build_query.app_error", nil, err.Error(), http.StatusInternalServerError)
}
err = s.GetReplica().SelectOne(&metadata, query, args...)
if err != nil {
if err == sql.ErrNoRows {
return nil, model.NewAppError("SqlLinkMetadataStore.Get", "store.sql_link_metadata.get.app_error", nil, "url="+url+", "+err.Error(), http.StatusNotFound)
}
return nil, model.NewAppError("SqlLinkMetadataStore.Get", "store.sql_link_metadata.get.app_error", nil, "url="+url+", "+err.Error(), http.StatusInternalServerError)
}
err = metadata.DeserializeDataToConcreteType()
if err != nil {
return nil, model.NewAppError("SqlLinkMetadataStore.Get", "store.sql_link_metadata.get.app_error", nil, "url="+url+", "+err.Error(), http.StatusInternalServerError)
}
return metadata, nil
}