Google Developer Day 2007 – Advanced Topics on Google Data APIs

  • GData gives access to Apps, Base, Blogger, Calendar, Code Search, Notebook, Picasa Web Albums, and Spreadsheets. List is growing.
  • A protocol for reading and writing structured data over HTTP based on REST. A lot less complex than SOAP.
  • Atom Publishing Protocol uses HTTP GET to get feed data, HTTP POST to add a new entry, HTTP PUT to edit and HTTP DELETE to delete an entry. Interesting.
  • Authentication works through ClientLogin (highly trusted applications) and AuthSub (for less trusted web applications).
  • AuthSub is works like Flickr’s authentication model as well.

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