socialproof.jquery.coffee

_DEBUG_ = false
dlog = (m) -> console.log(m) if _DEBUG_

getFacebook = (u, cb) ->
  jQuery.getJSON(
    'http://api.facebook.com/restserver.php',
    {
      format:'json'
      method:'links.getStats'
      urls: u
    },
    (d) -> 
      cb({
        increment: d[0].total_count
        facebook: d[0].total_count
        })
  )

getTwitter = (u, cb) ->
  jQuery.getJSON(
    'http://urls.api.twitter.com/1/urls/count.json?callback=?',
    {
      url: u
    },
    (d) -> 
      cb({
        increment: d.count
        twitter: d.count
      })
  )

#https://api.pinterest.com/v1/urls/count.json?callback= 
getPinterest = (u, cb) ->
  jQuery.getJSON(
    'https://api.pinterest.com/v1/urls/count.json?callback=?',
    {
      url: u
    },
    (d) -> 
      cb({
        increment: d.count
        pinterest: d.count
      })
  )

#https://www.linkedin.com/countserv/count/share?url=http://www.codedevelopr.com&callback=a
getLinkedin = (u, cb) ->
  jQuery.getJSON(
    'https://www.linkedin.com/countserv/count/share?callback=?',
    {
      url: u
    },
    (d) -> 
      cb({
        increment: d.count
        linkedin: d.count
      })
  )


$.fn.socialProof = (u = window.top.location.href, elem, s="", custom_cb = dlog) ->
  if elem and $(elem).length > 0

    cb = (d) ->
      count = parseInt("0"+$(elem).text(), 10)
      new_count = (count+parseInt(d.increment, 10))
      if new_count? and new_count isnt 0 and !isNaN(new_count)
        $(elem).each((index) ->
          $(@).html($.trim(new_count+" "+s))
        )
      if custom_cb?
        custom_cb(d)
  else
    cb = custom_cb

  if cb?
    getFacebook(u, cb)
    getTwitter(u, cb)
    getPinterest(u, cb)
    getLinkedin(u, cb)
  return @