Post on 08-Jan-2017
Getting Started Developing Tropo Applications
Phil Bellanti - Technical Marketing EngineerDEVNET-1023
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• Introductions• Tropo Overview
• Incoming Calls• Outgoing Calls• Advanced Features
• Text Messaging (SMS)• Advanced Speech Concepts• REST APIs• What is WebAPI?• Questions?
Agenda
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Cloud APIs enabling developers to quickly
and easily embed communication capabilities into their applications and business processes.
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Old-styleCommunicationDevelopment
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+• Ask • Call • Conference • Hangup
• Record • Reject • Say • Transfer
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PHP<?phpanswer();say("Hello World");hangup();?>
Javascriptanswer();say("Hello World");hangup();
Rubyanswersay "Hello World"hangup
Pythonanswer()say("Hello World")hangup()
Groovyanswer()say("Hello World")hangup()
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<?php$options = array('choices' => '1 (1, sales), 2 (2, support)');$result = ask('Hi. For sales, say Sales or press 1. For support, say Support or press 2.', $options);if ($result->name == 'choice') { switch ($result->value) { case 1: say('Your money is important to us.'); break; case 2: say('Your call will be ignored in the order received.'); break; }}?>
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Incoming Calls
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Inbound Capabilities: User Calls or Texts App
• Surveys / Voting
• Voice Search
• Seasonal Spikes
• Audio Conferencing
• Information Lookup
• Basic Auto Attendant
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Incoming Calls
answer();say("Welcome to Tropo!");hangup();
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Incoming Callssay("Welcome to Tropo!");
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Playing Audio
say("http://www.phono.com/audio/troporocks.mp3")
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Asking Questions
var result = ask("What's your favorite color? Choose from red, blue or green.", { choices:"red, blue, green"});say("You said " + result.value);log("They said " + result.value);
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Asking Questions
var result=ask("Pick a number from 0 to 9", { choices:"0,1,2,3,4,5,6,7,8,9"});say("You said " + result.value);log("They said " + result.value);
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Grammar Builtins
result=ask("Pick a number from 0 to 9", { choices:"[1 DIGIT]"});say("You said " + result.value);log("They said " + result.value);
choices:"[4 DIGITS]"OR
choices:"[4-16 DIGITS]"
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Outgoing Calls
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Outbound Capabilities: App Calls or Texts User
• Voice Broadcast
• Conditional Alerts
• Click-to-Call
• Appointment Reminders
• Two Factor Authentication
• Confirmation SMS
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Outgoing Calls
call("+14155550100");say("Tag, you’re it!");
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Outgoing Calls
call("sip:alice@example.com");say("Tag, you’re it!");
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Outgoing Calls
call("+14155550100");call("14155550100");call("4155550100");call("+1 415 555-0100");
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Outgoing Calls
call( [ "+14075550100", "sip:alice@example.com" ]);say("Tag, you're it!");
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call('+' + numberToDial);say("Hey, "+ customerName +": "+ msg);
POST /rest/1/Sessions{ "token": "abcdef123456", "customerName": "John Dyer", "numberToDial": "14075551212", "msg": "the sky is falling."}
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call('+' + numberToDial);say("Hey, "+ customerName +": "+ msg);
POST /rest/1/Sessions{ "token": "abcdef123456", "customerName": "John Dyer", "numberToDial": "14075551212", "msg": "the sky is falling."}
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call('+' + numberToDial);say("Hey, "+ customerName +": "+ msg);
POST /rest/1/Sessions{ "token": "abcdef123456", "customerName": "John Dyer", "numberToDial": "14075551212", "msg": "the sky is falling."}
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call('+' + numberToDial);
POST /rest/1/Sessions{ "whatever": "14075551212"}
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call('+' + numberToDial);
POST /rest/1/Sessions{ "whatever": "14075551212"}
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call('+' + numberToDial);
POST /rest/1/Sessions{ "whatever": "14075551212"}
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call('+' + whatever);
POST /rest/1/Sessions{ "whatever": "14075551212"}
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Transfers & Call Control
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Controlling a Call
transfer("+14075550100");
transfer([ "+14075550100", "+16505559876" ]);
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transfer(["+14075550100","sip:12345678912@221.122.54.86"], { playvalue: "http://example.com/holdmusic.mp3", terminator: "*", onTimeout: function(event) { say("nobody answered"); }});
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Rejecting calls
reject();
var callerID = currentCall.callerID;if (callerID == "4155550100") { reject();}
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Redirect
redirect("sip:alice@example.com");
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Recording
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record("Leave your message at the beep. Press pound when finished.", { beep:true, timeout:10, silenceTimeout:7, maxTime:60, terminator:'#', recordFormat:"audio/mp3", recordURI:"ftp://example.com/1.mp3", recordUser:"tropocloud", recordPassword:"password" }); 38DEVNET-1023
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var rec = record("Leave a message.");say(rec.value);
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var rec = record("Leave a message.");say(rec.value);
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var rec = record("Leave a message.");say(rec.value);
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startCallRecording("http://example.com/recording.js");
ask("What's your favorite color? Choose from red, blue or green.", { choices:"red, blue, green"});
stopCallRecording();
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Caller ID
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Reading Caller ID
if (currentCall.callerID == "4075550100") { say("Sending you to Adam."); transfer("+19166002497"); }
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Setting Caller ID
call("+19165550101", { callerID:"+14075550100"});
transfer("+19165550100", { callerID: "14075550100"});
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Rejecting calls
reject();
var callerID = currentCall.callerID;if (callerID == "4155550100") { reject();}
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Hanging up• Explicitly, through hangup();• When a script ends• When execution fails
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Conferencing
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Conferencing
conference("1138");
conference("2600hz");
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result=ask("What is your conference ID?", {choices:"[4 DIGITS]"} );conference(result.value);
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conference("12345", { joinPrompt: "Someone joined", leavePrompt: "Someone left", });
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Text Messaging
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Text Messages
call("+14155550100", {network:"SMS"});say("Tag, you’re it!");
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Text Messages
call("+14155550100", {network:"SMS"});say("Tag, you’re it!");
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call('+' + to, {network:"SMS"});say(msg);
POST /rest/1/Sessions{ "token": "abcd12345", "to": "14075551212", "msg": "the sky is falling."}
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Incoming SMS
say("Welcome to Tropo!");
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First SMS Message
currentCall.initialText;
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Multichannel
say("Thanks for your call. We'll text you the information.");
hangup(); call(currentCall.callerID, { network:"SMS"});say("Here's what you asked for.");
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Message Shortcutsay("Thanks for your call. We'll text you the information."); message("Here's what you asked for.", { to: currentCall.callerID, network: "SMS"} ); say("This goes to the voice call.");
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Advanced Speech Concepts
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Speech Control
say("1234");
“One thousand two hundred thirty four”
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Speech Control
say("1 2 3 4");
“One Two Three Four”
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SSML
say("<speak> <say-as interpret-as='vxml:digits'> 1234 </say-as> </speak>");
“One Two Three Four”
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say-as
• currency• number• phone• date• time
interpret-as='vxml:digits'
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Prosody
say("<speak>One potato, two potato, three potato, four. <prosody rate='-50%'>One potato, two potato, three potato, four.</prosody></speak>");
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TTS Fallbacksay('<speak> <audio src="http://example.com/welcome.wav"> This text will be spoken if the audio file can not be played. </audio></speak>');
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Grammars• SimpleGrammar
• hamburger(burger, cheeseburger, hamburger)
• GrXML• ABNF• SRGS
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SimpleGrammar
var foo = ask("Who?", { choices: "department(support, engineering, sales), person(jose, jason, adam)",});
say("You said " + foo.choice.interpretation + ", which is a " + foo.value);
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External Grammars
var result = ask("What's your destination?", { choices:"http://example.com/tropo/destinations.grxml"});
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<?xml version="1.0"?><grammar xmlns="http://www.w3.org/2001/06/grammar" root="main"> <rule id="main" scope="public"> <item repeat="1-16"> <ruleref uri="#digit"> <tag>out.concept = out.concept + rules.digit;</tag> </ruleref> </item> </rule> <rule id="digit"> <one-of> <item>0</item> <item>1</item> <item>2</item> <item>3</item> <item>4</item> <item>5</item> <item>6</item> <item>7</item> <item>8</item> <item>9</item> </one-of> </rule></grammar>
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Audio Playback• 8kHz, 8bit u-law (wav or raw) (*.wav or *.ulaw)• 8kHz, 8bit a-law (wav or raw) (*.wav or *.alaw)• 8kHz, 8bit pcm (wav) (*.wav)• 8khz, 16bit pcm (wav or raw) (*.wav or *.pcm)• MS-GSM (wav) (*.wav)• GSM 6.10 (raw) (*.gsm)• MP3
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Rest APIs
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Session• Start a new session• Send a signal to an existing session
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Conference• Mute and unmute participants• Play an audio file to all members of a conference
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Provisioning• Manage applications, users, and phone numbers• Full role-based access control• Tropo Commander and UI both built on this
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WebAPI
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What is it?• Uses JSON over http to communicate with Tropo• Most large-scale customers stick with Scripting• Web Scale issues
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Continue Your Education• Tropo.com ScriptingAPI Quickstart Guide:
https://www.tropo.com/docs/scripting/quickstarts
• More Learning Labs Available:https://developer.cisco.com/site/devnet/overview/index.gsp
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• Stay Up to Date on All Things Tropo:https://www.tropo.com/category/blog/
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Thank you
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