SERVICE WORKERS
ARE SCRIPTS THAT
INTERCEPT
NETWORK REQUESTS
Slide 5
Slide 5 text
SO WEB DEVELOPERS
CAN TREAT THE
NETWORK AS AN
ENHANCEMENT
Slide 6
Slide 6 text
AND PROVIDE
OFFLINE
EXPERIENCES FOR
USERS OF WEB
APPLICATIONS
Slide 7
Slide 7 text
A SLIGHTLY LONGER
INTRODUCTION TO
SERVICE WORKERS
Slide 8
Slide 8 text
XMLHttpRequest
Slide 9
Slide 9 text
IN THE FUTURE WE
WILL WONDER HOW
WE COPED WITHOUT
SERVICE WORKERS
Slide 10
Slide 10 text
THE BIRTH OF
THE SERVICE
WORKER
Slide 11
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The Application Cache
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Slide 12
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“THE APPLICATION CACHE IS A
DOUCHEBAG”
Slide 13
Slide 13 text
The Spec
https:/
/slightlyoff.github.io/ServiceWorker/spec/service
Slide 14
Slide 14 text
Browsers
40 27 44
Slide 15
Slide 15 text
SO WHAT DOES
IT REALLY DO?
Slide 16
Slide 16 text
Install it
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Slide 17
Slide 17 text
Install it
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Slide 18
Slide 18 text
Install it
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Slide 19
Slide 19 text
It intercepts network requests
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Slide 20
Slide 20 text
IT'S A PROXY
THAT YOU
CONTROL
Slide 21
Slide 21 text
SECURITY?
Slide 22
Slide 22 text
HTTPS
Slide 23
Slide 23 text
LOCALHOST
Slide 24
Slide 24 text
DEMO
Slide 25
Slide 25 text
WHY?
Slide 26
Slide 26 text
WEB VS NATIVE
Slide 27
Slide 27 text
Native
Web
Online by default Offline by default
Discoverable on the web App store installation
Slide 28
Slide 28 text
Native
Web
Offline first Offline by default
Discoverable on the web App store installation
Slide 29
Slide 29 text
DON'T CARE
FOR OFFLINE?
Slide 30
Slide 30 text
PERFORMANCE
Slide 31
Slide 31 text
FALLBACKS
Slide 32
Slide 32 text
No content
Slide 33
Slide 33 text
THERE'S MORE!
Slide 34
Slide 34 text
PUSH
NOTIFICATIONS
Slide 35
Slide 35 text
DEMO
Slide 36
Slide 36 text
Browsers
42 44
Slide 37
Slide 37 text
WITH GREAT
POWER…
Slide 38
Slide 38 text
BACKGROUND
SYNC
Slide 39
Slide 39 text
DEMO
Slide 40
Slide 40 text
Browsers
49
Slide 41
Slide 41 text
GEOFENCING
Slide 42
Slide 42 text
MAYBE...?
Slide 43
Slide 43 text
PROGRESSIVE
WEB APPS
Slide 44
Slide 44 text
Progressive Web Apps
• Service Worker (+ HTTPS)
• manifest.json
• User engagement
Slide 45
Slide 45 text
APP INSTALL
BANNERS
Slide 46
Slide 46 text
No content
Slide 47
Slide 47 text
ICON ON
HOMESCREEN
Slide 48
Slide 48 text
...
Slide 49
Slide 49 text
$$ PROFIT! $$
Slide 50
Slide 50 text
SERVICE
WORKERS
Slide 51
Slide 51 text
ENHANCEMENT
Slide 52
Slide 52 text
IN THE FUTURE WE
WILL WONDER HOW
WE COPED WITHOUT
SERVICE WORKERS
Slide 53
Slide 53 text
1:13
Slide 54
Slide 54 text
THANKS!
Slide 55
Slide 55 text
Use code PNASH20 for 20% off tickets
Slide 56
Slide 56 text
Help me!
On a scale of 0 to 10, how likely is it that you
would recommend this talk to a friend or
colleague?
020 3322 5761
Slide 57
Slide 57 text
Thanks!
@philnash
http:/
/philna.sh
[email protected]
On a scale of 0 to 10, how likely is it that you
would recommend this talk to a friend or
colleague?
020 3322 5761