Groovy script to send an SMS via Twilio API

twilio_sms.groovy

import org.apache.http.auth.AuthScope
import org.apache.http.auth.UsernamePasswordCredentials
import org.apache.http.client.CredentialsProvider
import org.apache.http.client.HttpClient
import org.apache.http.client.entity.UrlEncodedFormEntity
import org.apache.http.client.methods.CloseableHttpResponse
import org.apache.http.client.methods.HttpPost
import org.apache.http.impl.client.BasicCredentialsProvider
import org.apache.http.impl.client.HttpClientBuilder
import org.apache.http.message.BasicNameValuePair

@Grab(group='org.apache.httpcomponents', module='httpclient', version='4.5')

// Twilio Docs here:
// https://www.twilio.com/docs/api/rest/sending-messages#post

def accountSID = "INSERT_TWILIO_ACCOUNT_SID_HERE"
def authToken = "INSERT_TWILIO_AUTH_TOKEN_HERE"
def twilioURL = "https://api.twilio.com/2010-04-01/Accounts/"
def twilioMessagesEndpoint = "/Messages.json"

def provider = new BasicCredentialsProvider()
def credentials = new UsernamePasswordCredentials(accountSID, authToken)
provider.setCredentials(AuthScope.ANY, credentials)

def client = HttpClientBuilder.create().setDefaultCredentialsProvider(provider).build()
def httpPost = new HttpPost(twilioURL + accountSID + twilioMessagesEndpoint)

def params = [
	new BasicNameValuePair("To", "+15558675309"), // format numbers with: (+) (country code) (number) 
	new BasicNameValuePair("From", "+13146280315"), // format numbers with: (+) (country code) (number) 
	new BasicNameValuePair("Body", "Jenny, Jenny, who can I turn to?")]

httpPost.entity = new UrlEncodedFormEntity(params)
def response = client.execute httpPost

println("RESPONSE ->" + response)