sms-validator

✅ A utility package to validate and analyze SMS messages for Africa's Talking SMS gateway.

• Supports GSM-7 and Unicode (UCS-2) detection
• Calculates SMS segments
• Validates international phone numbers (E.164)
• Provides cost estimate, sanitization, and message breakdown

---

📦 Install

npm install sms-validator

---

🚀 Usage

const {
  validateSms,
  getMessageBreakdown,
  sanitizeMessage
} = require("sms-validator");

const phone = "+254712345678";
const message = "Hello, your OTP is 123456 ✅";

const result = validateSms(phone, message, { sanitize: true });
console.log(result);

const breakdown = getMessageBreakdown(message, 0.03);
console.log(breakdown);

---

📋 API

validateSms(phone, message, options)

• Validates phone format
• Detects encoding
• Checks length validity
• Optional: sanitize message
• Returns: isPhoneValid, segments, encoding, messageLength, isLengthValid, sanitized

getMessageBreakdown(message, costPerSegment)

• Returns encoding, segment count, estimated cost

sanitizeMessage(message)

• Strips non-ASCII characters

---

✅ Africa's Talking Specifics

This package assumes:

• Up to 3 message parts
• E.164 phone numbers
• Costs per segment are gateway-defined

---

📄 LICENSE

MIT License

Copyright (c) 2025 Jonathan Mwebaze