Fix #532, add system notice

models/admin.go

@@ -0,0 +1,64 @@
+// Copyright 2014 The Gogs 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 (
+	"time"
+
+	"github.com/Unknwon/com"
+)
+
+type NoticeType int
+
+const (
+	NOTICE_REPOSITORY NoticeType = iota + 1
+)
+
+// Notice represents a system notice for admin.
+type Notice struct {
+	Id          int64
+	Type        NoticeType
+	Description string    `xorm:"TEXT"`
+	Created     time.Time `xorm:"CREATED"`
+}
+
+// TrStr returns a translation format string.
+func (n *Notice) TrStr() string {
+	return "admin.notices.type_" + com.ToStr(n.Type)
+}
+
+// CreateNotice creates new system notice.
+func CreateNotice(tp NoticeType, desc string) error {
+	n := &Notice{
+		Type:        tp,
+		Description: desc,
+	}
+	_, err := x.Insert(n)
+	return err
+}
+
+// CreateRepositoryNotice creates new system notice with type NOTICE_REPOSITORY.
+func CreateRepositoryNotice(desc string) error {
+	return CreateNotice(NOTICE_REPOSITORY, desc)
+}
+
+// CountNotices returns number of notices.
+func CountNotices() int64 {
+	count, _ := x.Count(new(Notice))
+	return count
+}
+
+// GetNotices returns given number of notices with offset.
+func GetNotices(num, offset int) ([]*Notice, error) {
+	notices := make([]*Notice, 0, num)
+	err := x.Limit(num, offset).Desc("id").Find(&notices)
+	return notices, err
+}
+
+// DeleteNotice deletes a system notice by given ID.
+func DeleteNotice(id int64) error {
+	_, err := x.Id(id).Delete(new(Notice))
+	return err
+}