Designing and Implementing Web Data Services in Perl

Michael McClennen

YAPC 2014 - Orlando, FL - 25 June 2014

Resources

• Slides

• Powerpoint

Links

• What is REST?

  • Wikipedia: Representational state transfer

• Example: Wikipedia API

  • http://en.wikipedia.org/w/api.php?action=query&list=allpages&apfrom=Perl&aplimit=50&format=json

  • http://en.wikipedia.org/w/api.php?action=query&list=allpages&apfrom=Perl&aplimit=50&format=xml

  • http://en.wikipedia.org/w/api.php?action=query&list=allpages&apfrom=Perl&aplimit=5&format=xml

  • http://en.wikipedia.org/w/api.php?action=query&list=foobar&apfrom=Perl&aplimit=5&format=xml

  • http://en.wikipedia.org/w/api.php?action=query&list=foobar&apfrom=Perl&aplimit=5&format=json

  • http://en.wikipedia.org/w/api.php?action=query&list=allpages&apfrom=Perl&aplimit=5&format=json&foo=bar

  • http://en.wikipedia.org/w/api.php

• Example: Google Feed API

  • http://ajax.googleapis.com/ajax/services/feed/find?v=1.0&q=Perl

  • http://ajax.googleapis.com/ajax/services/feed/load?v=1.0&q=http://www.perl.com/pub/atom.xml&num=10

  • http://ajax.googleapis.com/ajax/services/feed/load?v=1.0&q=http://www.perl.com/pub/atom.xml&num=NOMNOMNOM

  • http://ajax.googleapis.com/ajax/services/feed/load?v=1.0&q=http://www.perl.com/pub/atom.xml&numm=10

  • http://ajax.googleapis.com/ajax/services/feed/load?q=http://www.perl.com/pub/atom.xml

  • http://ajax.googleapis.com/ajax/services/feed/

  • http://ajax.googleapis.com/ajax/services/

  • http://ajax.googleapis.com/ajax/

  • http://developers.google.com/feed/v1/jsondevguide

• Introducing Web::DataService

  • CPAN: Web::DataService

• Decision 1: which framework?

  • Dancer 1

  • Dancer 2

  • Mojolicious

  • Web::DataService

• Decision 2: parameter values

  • HTTP::Validate

• Final example

  • http://paleobiodb.org/navigator

  • http://paleobiodb.org/data1.1/

• Call for collaboration

  • If you are interested in using Web::DataService, or

  • If you are interested in collaborating on the development of this module, or

  • if you would be interested in using it as soon as I get the documentation in a more reasonable state

  • please e-mail me at: mmcclenn "at" geology.wisc.edu