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Øredev2013 - FirefoxOS - the platform HTML5 deserves
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Øredev2013 - FirefoxOS - the platform HTML5 deserves

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Screencast on YouTube: https://www.youtube.com/watch?v=GJ_5JKG4nFI …

Screencast on YouTube: https://www.youtube.com/watch?v=GJ_5JKG4nFI

Firefox OS is a new operating system aimed at emerging markets to replace feature phones with HTML5 based Smartphones whilst still being affordable. In this talk you'll see its architecture, how to take part in it and what it means to the evolution of HTML5 as a platform. A lot of promises have been made, here you can see HTML5 working without having to jump through hoops and abstractions.

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  • 1. FIREFOX OS The platform HTML5 deserves Christian Heilmann (@codepo8) Øredev, Malmø, 7/11/13
  • 2. BENEFITS OF HTML5 ★ In-built distribution - the web ★ Simple technologies used by lots of developers ★ Evolution of existing practices ★ Open, independent, standardised
  • 3. PROMISES OF HTML5
  • 4. LOCKOUT
  • 5. FIREFOX OS
  • 6. SOME FACTS… ★ Released in eight countries: Spain, Poland, Venezuela, Colombia, Peru, Uruguay, Mexico, Brasil (more soon) ★ 18 mobile operator partners, 6 hardware partners ★ Hardware options: Alcatel One Touch Fire, ZTE Open, Geeksphone Keon, Geeksphone Peak, LG Fireweb… ★ Aimed at emerging markets/low end market ★ Aimed to be an alternative to feature phones and unavailable closed environments. ★ Open source - it is all on GitHub
  • 7. "Movistar offers the ZTE Open for €69, including €30 of balance for prepaid customers and a 4GB microSD card"
  • 8. ARCHITECTURE Third Party HTML5 Apps GAIA Web APIs / Web Actitivies Gecko rendering engine Linux/Gonk (ADB enabled)
  • 9. - + =
  • 10. PREDICTABLE HTML5 SUPPORT
  • 11. SECURITY
  • 12. AVOIDING USER OVERLOAD… http://smus.com/installable-webapps/
  • 13. APPLICATION MANIFEST {
 "version": "1.0",
 "name": "MozillaBall",
 "description": "Exciting Open Web development action!",
 "icons": {
 "16": "/img/icon-16.png",
 "48": "/img/icon-48.png",
 "128": "/img/icon-128.png"
 },
 "developer": {
 "name": "Mozilla Labs",
 "url": "http://mozillalabs.com"
 },
 "installs_allowed_from": ["*"],
 "appcache_path": "/cache.manifest",
 "locales": {
 "es": {
 "description": "¡Acción abierta emocionante del desarrollo del Web!",
 "developer": {
 "url": "http://es.mozillalabs.com/"
 }
 }
 },
 "default_locale": "en"
 }

  • 14. APPLICATIONS Web Content Privileged Web App Regular web content More access, more responsibility Installed Web App Certified Web App A regular web app Device-critical applications
  • 15. APPLICATIONS
  • 16. PERMISSIONS "permissions": {
 "contacts": {
 "description": "Required for autocompletion in the share screen",
 "access": "readcreate"
 },
 "alarms": {
 "description": "Required to schedule notifications"
 }
 }
  • 17. WEB APIS
  • 18. WEB APIS (FOR ALL) Vibration API (W3C) Web Activities Screen Orientation Push Notifications API Geolocation API WebFM API Mouse Lock API (W3C) WebPayment Open WebApps IndexedDB (W3C) Network Information API (W3C) Ambient light sensor Battery Status API (W3C) Proximity sensor Alarm API Notification
  • 19. BATTERY STATUS API
  • 20. BATTERY STATUS API var battery = navigator.battery;
 if (battery) {
 var batteryLevel = Math.round(battery.level * 100) + "%",
 charging = (battery.charging)? "" : "not ",
 chargingTime = parseInt(battery.chargingTime / 60, 10),
 dischargingTime = parseInt(battery.dischargingTime / 60, 10);
 
 // Set events
 battery.addEventListener("levelchange", setStatus, false);
 battery.addEventListener("chargingchange", setStatus, false);
 battery.addEventListener("chargingtimechange", setStatus, false);
 battery.addEventListener("dischargingtimechange", setStatus, false); }
  • 21. SCREEN ORIENTATION API
  • 22. SCREEN ORIENTATION API // Portrait mode:
 screen.mozLockOrientation("portrait");
 
 /* 
 Possible values:
 "landscape" 
 "portrait"
 "landscape-primary"
 "landscape-secondary"
 "portrait-primary"
 "portrait-secondary"
 */
  • 23. VIBRATION API
  • 24. VIBRATION API // Vibrate for one second
 navigator.vibrate(1000);
 
 // Vibration pattern [vibrationTime, pause,…]
 navigator.vibrate([200, 100, 200, 100]);
 
 // Vibrate for 5 seconds
 navigator.vibrate(5000);
 
 // Turn off vibration
 navigator.vibrate(0);
  • 25. NETWORK INFORMATION API
  • 26. NETWORK INFORMATION API var connection = window.navigator.mozConnection,
 online = connection.bandwidth > 0,
 metered = connection.metered;

  • 27. ☼ AMBIENT LIGHT EVENTS
  • 28. AMBIENT LIGHT EVENTS 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);
 });
  • 29. PAGE VISIBILITY
  • 30. PAGE VISIBILITY document.addEventListener("visibilitychange", function () {
 if (document.hidden) {
 console.log("App is hidden");
 }
 else {
 console.log("App has focus");
 }
 });
  • 31. WEB APIS (PRIVILEGED APPS) Device Storage API Browser API TCP Socket API Contacts API systemXHR
  • 32. CONTACTS API
  • 33. CONTACTS API 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")
 };
  • 34. WEB APIS (CERTIFIED APPS) ! ! WebTelephony WebBluetooth WebSMS Permissions API Idle API Network Stats API Settings API Camera API Power Management API Time/Clock API Mobile Connection API Attention screen WiFi Information API Voicemail
  • 35. CERTIFIED APPS = THE OS :)
  • 36. CERTIFIED APPS = THE OS :) Dialer ! Contacts ! Settings ! SMS ! Web browser ! Gallery ! Video Player ! Music Player ! E-mail (POP, IMAP) ! Calendar Alarm Clock ! Camera ! Notes ! First Run Experience ! Notifications ! Home Screen ! Mozilla Marketplace ! System Updater ! Localization Support
  • 37. WEB ACTIVITIES
  • 38. GET A PHOTO? var getphoto = new MozActivity({
 name: "pick", 
 data: {
 type: ["image/png", "image/jpeg"], "image/jpg"]
 }
 });
 ! getphoto.onsuccess = function () { var img = document.createElement("img"); if (this.result.blob.type.indexOf("image") != -1) { img.src = window.URL.createObjectURL(this.result.blob); } }; getphoto.onerror = function () { // error };
  • 39. FIREFOX OS + ANDROID!
  • 40. APP DISTRIBUTION
  • 41. FIREFOX OS MARKETPLACE https://marketplace.firefox.com/
  • 42. INSTALL FROM THE WEB…
  • 43. DYNAMIC APP WEB SEARCH
  • 44. DEVELOPMENT ENVIRONMENT
  • 45. DEVELOPER ENVIRONMENT
  • 46. FIREFOX OS BOILERPLATE APP https://github.com/robnyman/Firefox-OS-Boilerplate-App
  • 47. PROTOTYPING WITH JSFIDDLE 1. Write your code as a JSFiddle 2. Append /webapp.manifest to your Fiddle URL and paste this link into the Firefox OS simulator to install the app 3. Alternatively, append /fxos.html to your Fiddle URL to get an install page like a typical Firefox OS hosted application https://hacks.mozilla.org/2013/08/using-jsfiddle-to-prototype-firefox-os-apps/
  • 48. BUILDING BLOCKS?
  • 49. CERTIFIED APPS BUILDING BLOCKS http://buildingfirefoxos.com/
  • 50. CERTIFIED APPS BUILDING BLOCKS http://buildingfirefoxos.com/
  • 51. MOZILLA BRICK http://mozilla.github.io/brick/
  • 52. WHAT’S COOKING?
  • 53. MORE WEB APIS… Resource lock API Spellcheck API UDP Datagram Socket API LogAPI Peer to Peer API Keyboard/IME API WebNFC WebRTC WebUSB FileHandle API HTTP-cache API Sync API Calendar API
  • 54. APPMAKER! Resource lock API Spellcheck API UDP Datagram Socket API LogAPI Peer to Peer API Keyboard/IME API WebNFC WebRTC WebUSB FileHandle API HTTP-cache API Sync API Calendar API
  • 55. RESOURCES
  • 56. DEVELOPER HUB https://marketplace.firefox.com/developers/
  • 57. MOZILLA DEVELOPER BLOG https://hacks.mozilla.org/category/firefox-os/
  • 58. FIREFOX OS VIDEO SERIES https://hacks.mozilla.org/category/videoseries/
  • 59. FIREFOX OS WIKI https://developer.mozilla.org/en/docs/Mozilla/Firefox_OS
  • 60. THANKS! CHRIS HEILMANN @CODEPO8