social_island_or_not.js

/**

Go to: https://developers.facebook.com/tools/explorer/
Then get access token: permissions, friends, current_location, hometown

FQL Query:

SELECT name, current_location.city, hometown_location.city 
FROM user 
WHERE uid in (SELECT uid2 FROM friend WHERE uid1=me())

Copy and paste, clean it, or modify the fields in the for statement below to match directly FQL JSON output

**/
var data = [
  /* Data was cut for privacy reasons */
  /* .... */
  {n: "Paul Balogh", c: "Bucharest", h:"Brasov"},
	{n: "Cristian Dinu", c: "Bucharest", h:"Pitesti"},
  /* .... */
  /* .... */
  /* .... */
  /* .... */
  /* .... */
];

var born_in_bucharest = 0;
var living_in_bucharest = 0;
var born_and_living = 0;
var not_born_and_living = 0;
var total = 0;

var current_cities = {};
var home_cities = {};
var home_cities_for_bucharest_guys = {};

for(i = 0; i < data.length; i++) {
  var gigi = data[i];
  total++;

  if(gigi.h == "Bucharest") {
    born_in_bucharest++;
  }
  
  if (gigi.c == "Bucharest") {
    living_in_bucharest++;
    home_cities_for_bucharest_guys[gigi.h] = home_cities_for_bucharest_guys[gigi.h] ? home_cities_for_bucharest_guys[gigi.h] + 1: 1;
    
    if(gigi.h == "Bucharest") {
      born_and_living++;
    }
    else {
      not_born_and_living++;
    }
  }
  current_cities[gigi.c] = current_cities[gigi.c] ? current_cities[gigi.c] + 1: 1;
  home_cities[gigi.h] = home_cities[gigi.h] ? home_cities[gigi.h] + 1: 1;
}

console.log("born_in_bucharest:", born_in_bucharest)
console.log("living_in_bucharest:", living_in_bucharest)
console.log("born_and_living:", born_and_living)
console.log("not_born_and_living:", not_born_and_living)
console.log("total:", total)

console.log("current_cities:", current_cities)
console.log("home_cities:", home_cities)
console.log("home_cities_for_bucharest_guys:", home_cities_for_bucharest_guys)