mirror of
https://github.com/cwinfo/matterbridge.git
synced 2024-11-23 10:31:36 +00:00
40 lines
899 B
Go
40 lines
899 B
Go
// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
|
|
// See LICENSE.txt for license information.
|
|
|
|
package model
|
|
|
|
import (
|
|
"regexp"
|
|
"unicode/utf8"
|
|
)
|
|
|
|
const (
|
|
MinIdLength = 3
|
|
MaxIdLength = 190
|
|
ValidIdRegex = `^[a-zA-Z0-9-_\.]+$`
|
|
)
|
|
|
|
// ValidId constrains the set of valid plugin identifiers:
|
|
// ^[a-zA-Z0-9-_\.]+
|
|
var validId *regexp.Regexp
|
|
|
|
func init() {
|
|
validId = regexp.MustCompile(ValidIdRegex)
|
|
}
|
|
|
|
// IsValidPluginId verifies that the plugin id has a minimum length of 3, maximum length of 190, and
|
|
// contains only alphanumeric characters, dashes, underscores and periods.
|
|
//
|
|
// These constraints are necessary since the plugin id is used as part of a filesystem path.
|
|
func IsValidPluginId(id string) bool {
|
|
if utf8.RuneCountInString(id) < MinIdLength {
|
|
return false
|
|
}
|
|
|
|
if utf8.RuneCountInString(id) > MaxIdLength {
|
|
return false
|
|
}
|
|
|
|
return validId.MatchString(id)
|
|
}
|