Experiments in Data
Portability
How I built the demo’s
Glenn Jones
Barcamp London 6
28 March 2008

lab.madgex.com

How your Social Graph is built
< a href=“http://www.glennjones.net/” rel=“me”>Glenn Jones</a>
Found
rel=me
Start Site
Reciprocal claim
Site
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rel=me
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Inward claim
Site
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rel=me
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Outward claim
Site

Open Standards Stack
Microformats Parser
Google’s Social
RSS Library
Graph API
microformats
ATOMOAuth
Library
Social Graph
Node Mapper
Digest Access Authentication

Microformats - hCard
<p class=“vcard”>
<a
class=“fn url”
rel=“me”
href=http://www.glennjones.net
/>Glenn Jones</p>
</p>

RSS and ATOM
<item>
<title>SXSW 2009: Not the Same Old Story</title>
<description>If the web provides so many ways to
connect with audiences, why are we all stuck telling
the same story with our designs?
</description>
<link>http://huffduffer.com/adactio/3950</link>
<enclosure
url=\"http://audio.sxsw.com/2009/podcasts/NotT
heSameOldStory.mp3\" type=\"audio/mpeg\"
length=\"21898329\"/>
<pubDate>Tue, 24 Mar 2009 10:29:46 GMT</pubDate>
<category>sxsw</category>
</item>

Social Graph Node Mapper
http://www.flickr.com/photos/glennjonesnet/
sgn://flickr.com/?ident=glennjonesnet
profile: http://www.flickr.com/people/glennjonesnet/
content: http://www.flickr.com/photos/glennjonesnet/
rss: http://api.flickr.com/services/feeds/...

priority: 20
schema: hAtom
content type: status
resource: list
action: read
authorisation: anonymous
mime type: text/html
verb: get
url-template: http://twitter.com/{username}/

XRD discovery is on its way
<XRD>
<Subject>http://twitter.com/</Subject>
<Link priority=“10”>
<Rel>profile</Rel>
<Type>http://www.w3.org/2006/03/hcard</Type>
<Type>http://ns.madgex.com/ufdp/contenttype/profile</Type>
<Type>http://ns.madgex.com/ufdp/resoucetype/item</Type>
<Type>http://ns.madgex.com/ufdp/action/read</Type>
<Type>http://ns.madgex.com/ufdp/verb/get</Type>
<Type>http://ns.madgex.com/ufdp/authorisation/anonymous</Type>
<URITemplate>http://twitter.com/{username}</URITemplate>
<MediaType>text/html</MediaType>
</Link>
</XRD>
Conceptual outline of XRD-Based service description

Open Stack
Social Graph Search Web wide discovery
SGN or XRD Site API/Services discovery
URI Templates URL description
Basic or OAuth Authentication & access
microformats Standard formats

lab.madgex.com/identify

lab.madgex.com/microformats/apidemo/

Chaining open standards
together provides massively
great value than the
sum of the parts

Microformats Parsers
Blog
http://microformats.org/wiki/parsers
http://www.glennjones.net/
Microformats Parser - Optimus - XSLT
Madgex Labs
http://microformatique.com/optimus/
http://lab.madgex.com/
Microformats Parser - Cognition - Perl
UfXtract
http://buzzword.org.uk/cognition/
http://ufxtract.com/
Google Social Graph API
Backnetwork
http://socialgraph.apis.google.com/
http://lab.backnetwork.com/
Social Graph Node Mapper
http://code.google.com/p/google-sgnodemapper/
URI-Template
http://tools.ietf.org/html/draft-gregorio-uritemplate-03
YQL
http://developer.yahoo.com/yql/
Portable Contacts API
http://portablecontacts.net/

XRDS-simple
http://xrds-simple.net/core/1.0/
LRDD
http://tools.ietf.org/html/draft-hammer-discovery-03
Eran Hammer-Lahav
http://www.hueniverse.com/

Creative Commons Attribution-Non-Commercial 2.0
UK: England & Wales Licence.
Copyright Madgex 2008
www.glennjones.net