80 lines
2.1 KiB
Go
80 lines
2.1 KiB
Go
package main
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import (
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"fmt"
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"sync"
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"time"
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"github.com/tinode/chat/server/logs"
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"github.com/tinode/chat/server/store"
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"github.com/tinode/chat/server/store/types"
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"github.com/tinode/chat/server/validate"
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)
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const registrationSMSConfigCacheTTL = 30 * time.Second
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var registrationSMSConfigCache struct {
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sync.Mutex
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value bool
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loaded bool
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loadedAt time.Time
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loadValue func() (bool, error)
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}
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func registrationSMSEnabled(now time.Time) bool {
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registrationSMSConfigCache.Lock()
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defer registrationSMSConfigCache.Unlock()
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if registrationSMSConfigCache.loaded && now.Sub(registrationSMSConfigCache.loadedAt) < registrationSMSConfigCacheTTL {
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return registrationSMSConfigCache.value
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}
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loader := registrationSMSConfigCache.loadValue
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if loader == nil {
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loader = func() (bool, error) {
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if store.RegistrationConfig == nil {
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return true, types.ErrUnsupported
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}
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return store.RegistrationConfig.SMSEnabled()
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}
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}
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value, err := loader()
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if err != nil {
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if registrationSMSConfigCache.loaded {
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logs.Warn.Println("registration SMS config read failed; using cached value:", err)
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return registrationSMSConfigCache.value
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}
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logs.Warn.Println("registration SMS config read failed; defaulting to enabled:", err)
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return true
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}
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registrationSMSConfigCache.value = value
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registrationSMSConfigCache.loaded = true
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registrationSMSConfigCache.loadedAt = now
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return value
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}
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func isValidIMInviteCode(value string) bool {
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if len(value) != 5 {
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return false
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}
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for i := range value {
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if (value[i] < 'A' || value[i] > 'Z') && (value[i] < 'a' || value[i] > 'z') {
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return false
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}
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}
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return true
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}
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var sendIMVerificationCode = func(tenantID types.TenantID, recipient, lang, scene, code string) error {
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if store.Store == nil {
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return types.ErrInternal
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}
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validatorImpl := store.Store.GetValidator("tel")
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sender, ok := validatorImpl.(validate.CodeSender)
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if !ok || !validatorImpl.IsInitialized() {
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return types.ErrUnsupported
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}
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if err := sender.SendCode(tenantID, recipient, lang, scene, code); err != nil {
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return fmt.Errorf("send verification code: %w", err)
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}
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return nil
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}
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