Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Mashing up JavaScript
Search
Bastian Hofmann
April 13, 2012
Programming
2
380
Mashing up JavaScript
Slides for Talk at WhiskyWeb 2012
Bastian Hofmann
April 13, 2012
Tweet
Share
More Decks by Bastian Hofmann
See All by Bastian Hofmann
Monitoring in Kubernetes with Prometheus and Grafana
bastianhofmann
0
330
Creating a fast Kubernetes Development Workflow
bastianhofmann
0
110
Highly available cross-region deployments with Kubernetes
bastianhofmann
1
140
From source to Kubernetes in 30 minutes
bastianhofmann
0
150
Introduction to Kubernetes
bastianhofmann
1
140
CI/CD with Kubernetes
bastianhofmann
0
190
Creating a fast Kubernetes Development Workflow
bastianhofmann
1
250
Deploying your first Micro-Service application to Kubernetes
bastianhofmann
2
180
Creating a fast Kubernetes Development Workflow
bastianhofmann
0
220
Other Decks in Programming
See All in Programming
どの様にAIエージェントと 協業すべきだったのか?
takefumiyoshii
0
130
Local Peer-to-Peer APIはどのように使われていくのか?
hal_spidernight
2
320
AndroidXR向けにアプリを作るには
kotambourine
0
170
開発者への寄付をアプリ内課金として実装する時の気の使いどころ
ski
0
140
麻雀点数計算問題生成タスクから学ぶ Single Agentの限界と Agentic Workflowの底力
po3rin
5
1.8k
議事録の要点整理を自動化! サーバレス Bot 構築術
penpeen
3
1.4k
検索機能リプレイスを4ヶ月→2ヶ月に! AI Agentで実現した2倍速リプレイス
fuuki12
3
700
まだ世にないサービスをAIと創る話 〜 失敗から学ぶフルスタック開発への挑戦 〜
katayamatg
0
140
高度なUI/UXこそHotwireで作ろう Kaigi on Rails 2025
naofumi
1
130
Repenser les filtres API Platform: une nouvelle syntaxe
vinceamstoutz
2
120
CSC305 Lecture 01
javiergs
PRO
1
370
Cache Me If You Can
ryunen344
2
6.7k
Featured
See All Featured
Save Time (by Creating Custom Rails Generators)
garrettdimon
PRO
32
1.6k
Done Done
chrislema
185
16k
Designing Dashboards & Data Visualisations in Web Apps
destraynor
231
53k
No one is an island. Learnings from fostering a developers community.
thoeni
21
3.5k
What's in a price? How to price your products and services
michaelherold
246
12k
Optimising Largest Contentful Paint
csswizardry
37
3.4k
The MySQL Ecosystem @ GitHub 2015
samlambert
251
13k
The Language of Interfaces
destraynor
162
25k
Optimizing for Happiness
mojombo
379
70k
Keith and Marios Guide to Fast Websites
keithpitt
411
22k
The World Runs on Bad Software
bkeepers
PRO
71
11k
Being A Developer After 40
akosma
90
590k
Transcript
Mashing up JavaScript Bastian Hofmann Advanced techniques for modern web
applications
Wtf?
None
None
None
None
None
None
None
None
None
None
None
• JavaScript Apps • CORS and OAuth2 • Local Storage
• OEmbed and Caja • WebSockets, ActivityStrea.ms and PubsubHubbub • OExchange
None
None
None
None
None
Questions? Ask!
http://speakerdeck.com/u/bastianhofmann
Let‘s write a JS App
https://github.com/bashofmann/statusnet_js_mashup_2nd
CSS Bastian
http://twitter.github.com/bootstrap
History & Bookmarking
www.example.com#Page
www.example.com/Page
http://sammyjs.org/
API Access
None
Same Origin Policy
Cross-Origin Resource Sharing Backend api.twitter.com Client client.net AJAX Access-Control-Allow-Origin: *
http://www.w3.org/TR/cors/
var html="<ul>"; for (var i=0; i < viewers.length; i++) {
html += "<li>" + viewers[i].displayName + "</li>"; } html += "<ul>"; document.getElementById("#div").innerHTML = html; Where is the error?
Templates
Mustache.JS https://github.com/janl/mustache.js }
DEMO
Authorization
None
http://oauth.net/
User-Agent Profile
http://twitter.com/authorize?&clientId=... Open Popup lanyrd.com
http://twitter.com/authorize?&clientId=... Open Popup lanyrd.com HTTPS GET twitter.co m/ authorize
http://twitter.com/authorize?&clientId=... Open Popup lanyrd.com Login twitter.co m/ authorize
http://twitter.com/authorize?&clientId=... Open Popup lanyrd.com Grant Permission twitter.co m/ authorize
lanyrd.com HTTPS Redirect RedirectURI# accessToken twitter.co m/ authorize RedirectURI# accessToken
lanyrd.com
lanyrd.com RedirectURI# accessToken Parse Access Token from Fragment Send it
to opening window Close popup lanyrd.com
Same Origin Policy
lanyrd.com HTTPS Ajax Request to API Access Token twitter.com
Storing the access token
Local Storage http://www.w3.org/TR/webstorage/
DEMO
Mash it up!
cool video: http://www.youtube.com/ watch?v=OFzkTxiwziQ
OEmbed http://oembed.com/
http://www.youtube.com/watch?v=OyJd2qsRkNk
None
http://www.youtube.com/oembed?url=http%3A%2F %2Fwww.youtube.com%2Fwatch%3Fv %3DOyJd2qsRkNk&maxwidth=500&format=json
{ "provider_url":"http:\/\/www.youtube.com\/", "title":"Jupiter Jones - Das Jahr in dem ich
schlief (Musik Video)", "html":"\u003cobject width=\"500\" height=\"306\"\u003e \u003cparam name=\"movie\" value=\"http:\/\/www.youtube.com\/v\/ OyJd2qsRkNk?version=3\"\u003e\u003c\/param\u003e\u003cparam name= \"allowFullScreen\" value=\"true\"\u003e\u003c\/param\u003e \u003cparam name=\"allowscriptaccess\" value=\"always\"\u003e \u003c\/param\u003e\u003cembed src=\"http:\/\/www.youtube.com\/v\/ OyJd2qsRkNk?version=3\" type=\"application\/x-shockwave-flash \" width=\"500\" height=\"306\" allowscriptaccess=\"always \" allowfullscreen=\"true\"\u003e\u003c\/embed\u003e\u003c\/object \u003e", "author_name":"St182", "height":306, "thumbnail_width":480, "width":500, "version":"1.0", "author_url":"http:\/\/www.youtube.com\/user\/Stinkfist182", "provider_name":"YouTube", "thumbnail_url":"http:\/\/i4.ytimg.com\/vi\/OyJd2qsRkNk\/ hqdefault.jpg", "type":"video", "thumbnail_height":360 }
cool video:
http://embed.ly/
None
Caja http://code.google.com/p/google-caja/
DEMO
Instant updates without reloading
PubSubHubbub retrieves Atom feed with Hub URL Hub posts sth
pings every subscriber subscribes for feed acks subscription http://code.google.com/p/pubsubhubbub/
<link rel="alternate"href="http:// status.net.xyz:8061/index.php/api/statuses/ user_timeline/3.atom"type="application/atom +xml" title="Notice feed for bastian (Atom)"/>
<entry> <activity:object-type>http://activitystrea.ms/schema/1.0/ note</activity:object-type> <id>http://status.net.xyz:8061/index.php/notice/20</id> <title>hello from client</title> <content type="html">hello from
client</content> <link rel="alternate" type="text/html" href="http:// status.net.xyz:8061/index.php/notice/20"/> <activity:verb>http://activitystrea.ms/schema/1.0/post</ activity:verb> <published>2011-05-23T21:07:33+00:00</published> <updated>2011-05-23T21:07:33+00:00</updated> <link rel="ostatus:conversation" href="http://status.net.xyz: 8061/index.php/conversation/20"/> <georss:point>52.52437 13.41053</georss:point> <link rel="self" type="application/atom+xml"href="http:// status.net.xyz:8061/index.php/api/statuses/show/20.atom"/> <link rel="edit" type="application/atom+xml"href="http:// status.net.xyz:8061/index.php/api/statuses/show/20.atom"/> <statusnet:notice_info local_id="20" source="api" favorite="false"repeated="false"></statusnet:notice_info> </entry>
http://activitystrea.ms/
<link href="http://status.net.xyz:8061/ index.php/main/push/hub" rel="hub"/>
PubSubHubbub retrieves Atom feed with Hub URL Hub posts sth
pings every subscriber subscribes for feed acks subscription http://code.google.com/p/pubsubhubbub/
http://nodejs.org/
WebSockets http://dev.w3.org/html5/websockets/
socket.io http://socket.io/
http://search.npmjs.org/#/socket.io
Browser Notifications
webkitNotifications.createNotification(image, title, text).show();
webkitNotifications.requestPermission();
retrieve Stream with Hub Ajax: request Subscription WebSockets: new Post
subscribe at hub challenge ack new post Notification new post
DEMO
Sharing
Nascar Problem
http://www.oexchange.org/
http://www.example.com/share.php?url={URI} &title={title for the content} &description={short description of the content}&ctype=flash&swfurl={SWF
URI} &height={preferred SWF height} &width={preferred swf width} &screenshot={screenshot URI}
http://example.com/.well- known/host-meta http://tools.ietf.org/html/draft-nottingham-site-meta
<?xml version='1.0' encoding='UTF-8'?> <XRD xmlns='http://docs.oasis-open.org/ns/xri/xrd-1.0' xmlns:hm='http://host-meta.net/xrd/1.0'> <hm:Host>www.meinvz.net</hm:Host> <Link rel="http://oexchange.org/spec/0.8/rel/resident-target" type="application/xrd+xml"
href="http://www.example.com/oexchange.xrd" > </Link> </XRD>
<?xml version='1.0' encoding='UTF-8'?> <XRD xmlns="http://docs.oasis-open.org/ns/xri/xrd-1.0"> <Subject>http://www.example.com/linkeater</Subject> <Property type="http://www.oexchange.org/spec/0.8/prop/vendor"> Examples Inc.</Property>
<Property type="http://www.oexchange.org/spec/0.8/prop/title"> A Link-Accepting Service</Property> <Link rel= "icon" href="http://www.example.com/favicon.ico" type="image/vnd.microsoft.icon" /> <Link rel= "http://www.oexchange.org/spec/0.8/rel/offer" href="http://www.example.com/linkeater/offer.php" type="text/html" /> </XRD>
http://search.npmjs.org/#/oexchange
DEMO
Mobile
Rate and Comment http://joind.in/6294
h"p://twi"er.com/Bas2anHofmann h"p://profiles.google.com/bashofmann h"p://lanyrd.com/people/Bas2anHofmann/ h"p://speakerdeck.com/u/bas2anhofmann
[email protected]