Add new SMS provider Textlocal

README.md

@@ -458,7 +458,7 @@ Controls the number of digits of the sms otp sent.
 
 `SMS_PROVIDER` - `string`
 
-Available options are: `twilio`, `messagebird`, and `vonage`
+Available options are: `twilio`, `messagebird`, `textlocal`, and `vonage`
 
 Then you can use your [twilio credentials](https://www.twilio.com/docs/usage/requests-to-twilio#credentials):
 

api/sms_provider/sms_provider.go

@@ -16,6 +16,8 @@ func GetSmsProvider(config conf.Configuration) (SmsProvider, error) {
 		return NewTwilioProvider(config.Sms.Twilio)
 	case "messagebird":
 		return NewMessagebirdProvider(config.Sms.Messagebird)
+	case "textlocal":
+		return NewTextlocalProvider(config.Sms.Textlocal)
 	case "vonage":
 		return NewVonageProvider(config.Sms.Vonage)
 	default:

api/sms_provider/textlocal.go

@@ -0,0 +1,82 @@
+package sms_provider
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"net/url"
+	"strings"
+
+	"github.com/netlify/gotrue/conf"
+)
+
+const (
+	defaultTextLocalApiBase = "https://api.textlocal.in"
+)
+
+type TextlocalProvider struct {
+	Config  *conf.TextlocalProviderConfiguration
+	APIPath string
+}
+
+type TextlocalError struct {
+	Code    int    `json:"code"`
+	Message string `json:"message"`
+}
+
+type TextlocalResponse struct {
+	Status string           `json:"status"`
+	Errors []TextlocalError `json:"errors"`
+}
+
+// Creates a SmsProvider with the Textlocal Config
+func NewTextlocalProvider(config conf.TextlocalProviderConfiguration) (SmsProvider, error) {
+	if err := config.Validate(); err != nil {
+		return nil, err
+	}
+
+	apiPath := defaultTextLocalApiBase + "/send"
+	return &TextlocalProvider{
+		Config:  &config,
+		APIPath: apiPath,
+	}, nil
+}
+
+// Send an SMS containing the OTP with Textlocal's API
+func (t TextlocalProvider) SendSms(phone string, message string) error {
+	body := url.Values{
+		"sender":  {t.Config.Sender},
+		"apikey":  {t.Config.ApiKey},
+		"message": {message},
+		"numbers": {phone},
+	}
+
+	client := &http.Client{}
+	r, err := http.NewRequest("POST", t.APIPath, strings.NewReader(body.Encode()))
+	if err != nil {
+		return err
+	}
+
+	r.Header.Add("Content-Type", "application/x-www-form-urlencoded")
+	res, err := client.Do(r)
+	if err != nil {
+		return err
+	}
+	defer res.Body.Close()
+
+	resp := &TextlocalResponse{}
+	derr := json.NewDecoder(res.Body).Decode(resp)
+	if derr != nil {
+		return derr
+	}
+
+	if len(resp.Errors) == 0 {
+		return errors.New("Textlocal error: Internal Error")
+	}
+
+	if resp.Status != "success" {
+		return fmt.Errorf("Textlocal error: %v (code: %v)", resp.Errors[0].Message, resp.Errors[0].Code)
+	}
+
+	return nil
+}

conf/configuration.go

@@ -132,6 +132,7 @@ type SmsProviderConfiguration struct {
 	Template     string                           `json:"template"`
 	Twilio       TwilioProviderConfiguration      `json:"twilio"`
 	Messagebird  MessagebirdProviderConfiguration `json:"messagebird"`
+	Textlocal    TextlocalProviderConfiguration   `json:"textlocal"`
 	Vonage       VonageProviderConfiguration      `json:"vonage"`
 }
 
@@ -146,6 +147,11 @@ type MessagebirdProviderConfiguration struct {
 	Originator string `json:"originator" split_words:"true"`
 }
 
+type TextlocalProviderConfiguration struct {
+	ApiKey string `json:"api_key" split_words:"true"`
+	Sender string `json:"sender" split_words:"true"`
+}
+
 type VonageProviderConfiguration struct {
 	ApiKey    string `json:"api_key" split_words:"true"`
 	ApiSecret string `json:"api_secret" split_words:"true"`
@@ -375,6 +381,16 @@ func (t *MessagebirdProviderConfiguration) Validate() error {
 	return nil
 }
 
+func (t *TextlocalProviderConfiguration) Validate() error {
+	if t.ApiKey == "" {
+		return errors.New("Missing Textlocal API key")
+	}
+	if t.Sender == "" {
+		return errors.New("Missing Textlocal sender")
+	}
+  return nil
+}
+
 func (t *VonageProviderConfiguration) Validate() error {
 	if t.ApiKey == "" {
 		return errors.New("Missing Vonage API key")
@@ -385,6 +401,5 @@ func (t *VonageProviderConfiguration) Validate() error {
 	if t.From == "" {
 		return errors.New("Missing Vonage 'from' parameter")
 	}
-
 	return nil
 }

example.env

@@ -149,6 +149,8 @@ GOTRUE_SMS_TWILIO_MESSAGE_SERVICE_SID=""
 GOTRUE_SMS_TEMPLATE="This is from supabase. Your code is {{ .Code }} ."
 GOTRUE_SMS_MESSAGEBIRD_ACCESS_KEY=""
 GOTRUE_SMS_MESSAGEBIRD_ORIGINATOR=""
+GOTRUE_SMS_TEXTLOCAL_API_KEY=""
+GOTRUE_SMS_TEXTLOCAL_SENDER=""
 GOTRUE_SMS_VONAGE_API_KEY=""
 GOTRUE_SMS_VONAGE_API_SECRET=""
 GOTRUE_SMS_VONAGE_FROM=""