The platform you deserve, a Firefox OS presentation I did at the Firefox OS workshop we did in Budapest, Hungary.

1. Frédéric Harper
Senior Technical Evangelist @ Mozilla
@fharper | outofcomfortzone.net
Budapest Firefox OS Workshop – 2013-11-23
Firefox OS
the platform you deserves

2. Elnézést, én nem beszélek
magyarul
Thanks Google translate…

3. What you deserve

4. FIREFOX OS

5. Firefox OS
Using HTML5, CSS3 and JavaScript
with a number of APIs
to build apps.

6. It’s open source

7. Architecture

8. Benefits of HTML5
 In-built distribution – the Web
 Simple technologies used by a lot of developers
 Evolution of existing practices
 Open, independent, and standardised

9. Some facts
 Released in Spain, Poland, Venezuela, Hungary, Colombia,
Uruguay, Mexico, and Brazil
 18 mobile operator, and 6 hardware partners
 Hardware options: ZTE Open, Alcatel One Touch Fire, Geeksphone
Keon, Geeksphone Peak, LG FireWeb…
 Aimed at emerging markets/low end market

10. Telenor Hungary - Alcatel One Touch Fire

11. HTML5 + manifest (JSON) = Firefox OS app
{
"version": "1",
"name": "Firefox OS Boilerplate App",
"launch_path": "/index.html",
"description": "Boilerplate Firefox OS app with example use cases to get started",
"icons": {
"16": "/images/logo16.png”,},
"developer": {
"name": "Robert Nyman",
"url": http://robertnyman.com
},
"default_locale": "en",
"permissions": {
"geolocation": {
"description": "Marking out user location"
}
}
}

12. A Firefox OS app?
 Hosted or packaged app
 Using

Vanilla HTML5

Regular API

Privileged API

Certified API

13. Firefox OS Marketplace

14. Web APIs

15. Web APIs – Regular
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Alarm API
Ambient light sensor
Archive API
Battery Status API
Geolocation API
IndexedDB
Network Information API
Notifications API
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Open WebApps
Proximity sensor
Push API
Screen Orientation
Vibration API
Web Activities
WebFM API
WebPayment
packaged
hosted

16. Ambient Light Sensor

17. Ambient Light Sensor
window.addEventListener("devicelight", function (event) {
// The level of the ambient light in lux
// The lux values for "dim" typically begin below 50,
// and the values for "bright" begin above 10000
console.log(event.value);
});

18. Battery Status

19. Battery Status
var battery = navigator.battery;
if (battery) {
var batteryLevel = Math.round(battery.level * 100) + "%",
charging = (battery.charging)? “yes" : "no",
chargingTime = parseInt(battery.chargingTime / 60, 10,
dischargingTime = parseInt(battery.dischargingTime / 60, 10);
battery.addEventListener("levelchange", setStatus, false);
battery.addEventListener("chargingchange", setStatus, false);
battery.addEventListener("chargingtimechange", setStatus, false);
}

20. Web APIs – Privileged
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Browser API
Contacts API
Device Storage API
systemXHR
TCP Socket API
packaged

21. Browser

22. Browser
<div>
<span id='location-bar'></span>
<button onclick='go_button_clicked()'>Go</button>
</div>
<div id='load-status'></div>
<div id='security-status'></div>
<img id='favicon'>
<div id='title'></div>
<iframe mozbrowser src=‘yoursite.com' id='browser'></iframe>

23. Browser
addEventListener('mozbrowserloadstart', function(e) {
//Do stuff
});
/*
Possible values:
"mozbrowserloadstart“
"mozbrowserlocationchange“
"mozbrowsertitlechange"
"mozbrowsericonchange“
"mozbrowsersecuritychange"
"mozbrowsercontextmenu“
"mozbrowsererror"
"mozbrowserkeyevent“
"mozbrowsershowmodalprompt"
"mozbrowseropenwindow“
*/
"mozbrowserloadend"
"mozbrowserclose"

24. Contacts

25. Contacts
var contact = new mozContact();
contact.init({name: "Tom"});
var request = navigator.mozContacts.save(contact);
request.onsuccess = function() {
console.log("Success");
};
request.onerror = function() {
console.log("Error")
};

26. Web APIs – Certified
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Camera API
Idle API
Mobile Connection API
Network Stats API
Permissions API
Power Management API
Settings API
Time/Clock API
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Voicemail
WebBluetooth
WebSMS
WebTelephony
WiFi Information API
OS

27. Web Activities

28. Web Activities
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browse
configure
costcontrol
dial
open
pick
record
save-bookmark
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share
view
update
new
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mail
websms/sms
webcontacts/contact

29. Pick
var activity = new MozActivity({
name: "pick",
//Provide the data required
//by the filter of the activity
data: {
type: "image/jpeg"
}
});

30. Pick
activity.onsuccess = function () {
var img = document.createElement("img");
if (this.result.blob.type.indexOf("image") != -1) {
img.src = window.URL.createObjectURL(this.result.blob);
}
};
activity.onerror = function () {
//error
};

31. Dial
var call = new MozActivity({
name: "dial",
data: {
number: "+46777888999"
}
});

32. new webcontacts/contact
var newContact = new MozActivity({
name: "new",
data: {
type: "webcontacts/contact",
params: {
givenName: "Frédéric",
lastName: "Harper",
email: ”fharper@mozilla.com",
company: "Mozilla"
}
}
});

33. Web Activity Received Handler
navigator.mozSetMessageHandler('activity', function(activityRequest) {
var option = activityRequest.source;
if (activityRequest.source.name === "pick") {
// Do something to handle the activity
if (picture) {
activityRequest.postResult(picture);
}
else {
activityRequest.postError("Unable to provide a picture");
}
}
});

34. Don’t forget the manifest
"activities": {
"pick": {
"filters": {
"type": ["image/jpeg", "image/png"]
},
"disposition": "inline",
"returnValue": true,
"href": "/index.html#pick"
}
}

35. Web Activities & hosted app…

36. How to start

38. Phonegap

39. Firefox OS Simulator

40. Firefox OS App Manager

41. Firefox Web Developer Tools

42. Mozilla Developer Network

43. Mozilla Hacks blog

44. StackOverflow

45. Some candies

46. Firefox OS Boilerplate

47. Prototyping with JSFiddle
• Append /webapp.manifest to
install the app in the Firefox
OS simulator
• Append /fxos.html to get an
install page like a Firefox OS
hosted app.

48. Firefox OS UI component

49. Mozilla Brick

50. What’s next

51. More Web APIs
• Calendar API
• Spellcheck API LogAPI
• FileHandle API Sync API
• Resource lock API
• Keyboard/IME API WebRTC • UDP Datagram Socket API
• HTTP-cache API
• WebNFC
• Peer to Peer API
• WebUSB

52. Appmaker

53. WARNING
(big voice + sound effect)
It’s only the beginning…

54. Resources
Firefox OS Simulator
http://j.mp/fxosSimulator
Firefox OS App Manager
http://j.mp/fxosAppManager
Mozilla Developer Network
https://developer.mozilla.org
Firefox OS WebAPI & Web Activities
http://j.mp/fxosWebAPI

55. Resources
StackOverflow forum
http://j.mp/fxosStackOverflow
Firefox OS Boilerplate
http://j.mp/fxosBoilerplate
Firefox OS UI Component
http://buildingfirefoxos.com/
Mozilla Brick
http://j.mp/mozBrick

56. Frédéric Harper
fharper@mozilla.com
@fharper
http://hacks.mozilla.com
http://outofcomfortzone.net