Presentation from November 2011 BizSparkSF Meetup entitled "Tools, Tools and More Tools!" http://www.bizsparksf.com/events/34653282/

1. Building & Debugging
Tools that Communicate
Tim Milliron
Director of Engineering twilio
@timmilliron

2. twilio: an API for Phones

3. Outgoing
using Twilio;
var twilio = new TwilioRestClient("accountSid", "authToken");
var call = twilio.InitiateOutboundCall("+1555456790",
"+15551112222",
"http://example.com/handleCall");
var msg = twilio.SendSmsMessage("+15551112222",
"+15553334444",
"Hi BizSpark!");

4. Incoming
Call: (415) 723-4BIZ
<Response>
<Say>Welcome to the biz-spark meetup. Huzzah!</Say>
<Sms>Thanks for calling the biz-spark meetup line.</Sms>
</Response>

5. Incoming
Call: (415) 723-4BIZ
<Response>
<Say>Welcome to the biz-spark meetup. Huzzah!</Say>
<Sms>Thanks for calling the biz-spark meetup line.</Sms>
</Response>
twiml

6. How it works

7. How it works
<Response>
...
</Response>

8. Debugging the Phone Grid
“We’re sorry, an
application error
occurred.”

9. It’s just the internet

10. When in doubt, curl
curl http://demo.twilio.com/tim/bizsparkVoice.xml

11. When in doubt, curl
curl http://demo.twilio.com/tim/bizsparkVoice.xml
curl –u AC123:abcd
-d “From:+14155551111”
-d “To:+14158675309”
-d “Body:Hi, Jenny”
https://api.twilio.com/2010-04-01/Accounts/AC123/Calls

12. Debugging Tools

13. Debugging Tools

14. Debugging Tools

15. Debugging Tools

16. Eavesdropping on Yourself
Calling our twilio number
var call = twilio.InitiateOutboundCall(
”+14157234249”,
”+14158675309”,
"http://example.com/eavesdrop.xml");
(415) 723-4BIZ
<Response>
<Say>…</Say>
</Response>

17. Eavesdropping on Yourself
Calling our twilio number
var call = twilio.InitiateOutboundCall(
”+14157234249”,
”+14158675309”,
"http://example.com/eavesdrop.xml");
eavesdrop.xml
<Response>
<Dial record=“true”>+14157234249</Dial>
</Response>
(415) 723-4BIZ
<Response>
<Say>…</Say>
</Response>

18. Entering Data at Yourself
Calling our twilio number
var call = twilio.InitiateOutboundCall(
”+14157234249”,
”+14158675309”,
"http://example.com/senddata.xml");
(415) 723-4BIZ
<Response>
<Gather numDigits=4>…</Gather>
</Response>

19. Entering Data at Yourself
Calling our twilio number
var call = twilio.InitiateOutboundCall(
”+14157234249”,
”+14158675309”,
"http://example.com/senddata.xml");
senddata.xml
<Response>
<Dial sendDigits=“1234”>+14157234249</Dial>
</Response>
(415) 723-4BIZ
<Response>
<Gather numDigits=4>…</Gather>
</Response>

20. twilio: an API for Phones

21. Questions?