-
-
Notifications
You must be signed in to change notification settings - Fork 296
/
rule.go
149 lines (121 loc) · 3.68 KB
/
rule.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
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
// GoToSocial
// Copyright (C) GoToSocial Authors admin@gotosocial.org
// SPDX-License-Identifier: AGPL-3.0-or-later
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package bundb
import (
"context"
"errors"
"time"
"github.com/superseriousbusiness/gotosocial/internal/config"
"github.com/superseriousbusiness/gotosocial/internal/db"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
"github.com/superseriousbusiness/gotosocial/internal/log"
"github.com/superseriousbusiness/gotosocial/internal/state"
"github.com/superseriousbusiness/gotosocial/internal/util"
"github.com/uptrace/bun"
)
type ruleDB struct {
db *DB
state *state.State
}
func (r *ruleDB) GetRuleByID(ctx context.Context, id string) (*gtsmodel.Rule, error) {
var rule gtsmodel.Rule
q := r.db.
NewSelect().
Model(&rule).
Where("? = ?", bun.Ident("rule.id"), id)
if err := q.Scan(ctx); err != nil {
return nil, err
}
return &rule, nil
}
func (r *ruleDB) GetRulesByIDs(ctx context.Context, ids []string) ([]*gtsmodel.Rule, error) {
rules := make([]*gtsmodel.Rule, 0, len(ids))
for _, id := range ids {
// Attempt to fetch status from DB.
rule, err := r.GetRuleByID(ctx, id)
if err != nil {
log.Errorf(ctx, "error getting rule %q: %v", id, err)
continue
}
// Append status to return slice.
rules = append(rules, rule)
}
return rules, nil
}
func (r *ruleDB) GetActiveRules(ctx context.Context) ([]gtsmodel.Rule, error) {
rules := make([]gtsmodel.Rule, 0)
q := r.db.
NewSelect().
Model(&rules).
// Ignore deleted (ie., inactive) rules.
Where("? = ?", bun.Ident("rule.deleted"), false).
Order("rule.order ASC")
if err := q.Scan(ctx); err != nil {
return nil, err
}
return rules, nil
}
func (r *ruleDB) PutRule(ctx context.Context, rule *gtsmodel.Rule) error {
var lastRuleOrder uint
// Select highest existing rule order.
err := r.db.
NewSelect().
TableExpr("? AS ?", bun.Ident("rules"), bun.Ident("rule")).
Column("rule.order").
Order("rule.order DESC").
Limit(1).
Scan(ctx, &lastRuleOrder)
switch {
case errors.Is(err, db.ErrNoEntries):
// No rules set yet, index from 0.
rule.Order = util.Ptr(uint(0))
case err != nil:
// Real db error.
return err
default:
// No error means previous rule(s)
// existed. New rule order should
// be 1 higher than previous rule.
rule.Order = func() *uint {
o := lastRuleOrder + 1
return &o
}()
}
if _, err := r.db.
NewInsert().
Model(rule).
Exec(ctx); err != nil {
return err
}
// invalidate cached local instance response, so it gets updated with the new rules
r.state.Caches.GTS.Instance().Invalidate("Domain", config.GetHost())
return nil
}
func (r *ruleDB) UpdateRule(ctx context.Context, rule *gtsmodel.Rule) (*gtsmodel.Rule, error) {
// Update the rule's last-updated
rule.UpdatedAt = time.Now()
if _, err := r.db.
NewUpdate().
Model(rule).
WherePK().
Exec(ctx); err != nil {
return nil, err
}
// invalidate cached local instance response, so it gets updated with the new rules
r.state.Caches.GTS.Instance().Invalidate("Domain", config.GetHost())
return rule, nil
}