Romain Francois, Professional R Enthusiast

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Sunday, January 15 2012

Crawling facebook with R

So, let's crawl some data out of facebook using R. Don't get too excited though, this is just a weekend whatif project. Anyway, so for example, I want to download some photos where I'm tagged.

First, we need an access token from facebook. I don't know how to get this programmatically, so let's get one manually, log on to facebook and then go to the Graph API Explorer


Grab the access token and save it into a variable in R

access_token <- "************..."

Now we need to study the graph api to figure out the url we need to build to do what we want to do, e.g. here we want "me/photos". I've wrapped this into an R function:

And then we can use it:

That's it, I told you it was not that exciting, but it was still worth playing with ...


Thursday, September 22 2011

Facebook page about the Graph Gallery

I've just created a facebook page about the R Graph Gallery

I hope this will improve the experience of the website by making it more social, for example, I anticipate that people will share their own graphs by sending a picture on the facebook page wall

As part of this, I've added the usual "find us on facebook" widget on the home page of the gallery