Basic calculation of cost/revenue by page viewed

pageviewcost.coffee

#
#Creator: 2013, Olivier Huin (https://github.com/olih)
#License: Eclipse Public License - v 1.0
#Contributors:
#

#Very basic page view cost calculator

#Dollar conversion
D= 0.65

#Euro conversion
E= 0.86

#Pound conversion
P= 1

#Gigabyte
K= 1024
googleSiteSearch = (queries) -> queries*250*D/50000
averageTopGoogleCostPerClick = (queries) -> queries*32*D
perClickRevenueClicksor = (queries) -> queries*0.035*D
  

#number of queries
cost= (queries)->
  r = {}
  r["googleSiteSearch"]= googleSiteSearch(queries)
  r["averageTopGoogleCostPerClick"]= averageTopGoogleCostPerClick(queries)
  r["perClickRevenueClicksor"]= perClickRevenueClicksor(queries)
  return r


rangeCost= (minQ,maxQ,incr, f1)->
  r = {}
  queries = minQ
  while queries<=maxQ
    c=f1(queries)
    unit = if queries<K then "" else "K"
    unitVal = if queries<K then queries else queries/K
    r[unitVal+" "+unit]=c
    queries=queries+incr
  return r

#Calculates the cost for an increase in traffic
console.log "Cost is in pounds for queries"
console.log rangeCost(10*K,100*K,10*K, cost)