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Balanced Payments coffee script and rails concern
# _ _ _
# | |__ __ _| |__ _ _ _ __ ___ __| |
# | '_ \/ _` | / _` | ' \/ _/ -_) _` |
# |_.__/\__,_|_\__,_|_||_\__\___\__,_|
# __ _ _ __| |_ ___ _ __ ___ _ _
# / _| || (_-< _/ _ \ ' \/ -_) '_|
# \__|\_,_/__/\__\___/_|_|_\___|_|
#
# (c) 2013 stephan.com
module BalancedCustomer
extend ActiveSupport::Concern
included do
before_destroy :remove_balanced_customer
end
def remove_balanced_customer
balanced_customer.unstore
end
def balanced_customer
return Balanced::Customer.find(self.customer_uri) if self.customer_uri
begin
customer = self.class.create_balanced_customer(
:name => self.name,
:email => self.email
)
rescue
'There was error fetching the Balanced customer'
end
self.customer_uri = customer.uri
self.save
customer
end
module ClassMethods
def create_balanced_customer(params = {})
begin
Balanced::Marketplace.mine.create_customer(
:name => params[:name],
:email => params[:email]
)
rescue
'There was an error adding a customer'
end
end
end
end
# __ __ _ _
# __ ___ / _|/ _|___ ___ ___ __ _ _(_)_ __| |_
# / _/ _ \ _| _/ -_) -_|_-</ _| '_| | '_ \ _|
# \__\___/_| |_| \___\___/__/\__|_| |_| .__/\__|
# | |__ __ _| |__ _ _ _ __ ___ |_| |
# | '_ \/ _` | / _` | ' \/ _/ -_) _` | (c) 2013
# |_.__/\__,_|_\__,_|_||_\__\___\__,_| stephan.com
# a coffeescript library for balanced payments
class @Balanced
constructor: (form, @options) ->
# balanced.init @options.marketplaceUri
# balanced.init '/v1/marketplaces/TEST-MP5X26XD6x8T3RUJxZ5HryvC'
balanced.init balancedMarketplaceUri
@form = $(form)
@form.on 'submit', @submitForm
# hmm, needed? maybe
$('[data-dismiss="alert"]').on "click", (e) ->
$(this).closest(".alert").fadeOut "fast"
resetForm()
e.preventDefault()
# todo - what if we have a 409?
showProcessing: (message, progress) ->
progress = progress or 50
$loader = $(".loading")
unless $loader.length
$loader = $("<div class=\"loading\">" + "<div class=\"progress progress-striped active\">" + "<div class=\"bar\"></div>" + "</div>" + "<p>&nbsp;</p>" + "</div>")
$loader.appendTo "body"
$loader.find(".bar").css width: progress + "%"
$loader.find("p").text message
$loader.css(
left: $("body").width() / 2 - $loader.width() / 4
top: "400px"
).show()
hideProcessing: ->
$(".loading").hide()
showError: (message) ->
$alert = $(".alert:visible")
$alert.remove() if $alert.length
$alert = $("<div class=\"alert alert-absolute alert-block alert-error\">" + "<button class=\"close\" data-dismiss=\"alert\">&times;</button>" + "<h4 class=\"alert-heading\">Error!</h4>" + message + "</div>")
$alert.appendTo("body").css(
left: $("body").width() / 2 - $alert.width() / 4
top: "400px"
).show()
hideError: ->
$(".alert").hide()
resetForm: ->
@form.find(".control-group").removeClass "error"
@form.find("input,button,select").removeAttr "disabled"
disableForm: ->
@form.find("input, button, select").attr "disabled", "disabled"
addErrorToField: (fieldName) ->
@form.find("[name$=\"" + fieldName + "\"]").closest(".control-group").addClass "error"
# replace each sensitive input field with its value
removeSensitiveFields: -> #($form, sensitiveFields) ->
inputs = @sensitiveFields.map (field) -> "input[name$='#{field}'], select[name$='#{field}']"
@form.find(inputs.join(',')).each -> $(@).replaceWith($(@).val())
class @BalancedPurchase extends @Balanced
sensitiveFields: ["card_number", "cvc", "expiration_month", "expiration_year"]
submitForm: (e) =>
# this is the repeat flow, let it happen naturally
# wtf does that mean?
return if @form.find("input:visible").length is 0
e.preventDefault()
@resetForm @form
# build data to submit
cardData = @form.serializeObject()
name = $("[name$=\"name\"]", @form).val()
emailAddress = $("[name$=\"email_address\"]", @form).val()
# validate form
@addErrorToField "name" unless cardData['pay_order[user_name]']
@addErrorToField "email_address" unless balanced.emailAddress.validate(cardData['pay_order[user_email]'])
@addErrorToField "card_number" unless balanced.card.isCardNumberValid(cardData.card_number)
@addErrorToField "cvc" unless cardData.cvc
@addErrorToField "expiration_month" unless balanced.card.isExpiryValid(cardData.expiration_month, cardData.expiration_year)
return if @form.find(".control-group.error").length
# submit
@disableForm @form
@showProcessing "Processing payment...", 33
balanced.card.create cardData, @completePurchase
completePurchase: (response) =>
sensitiveFields = ["card_number", "expiration_month", "expiration_year"]
@hideProcessing()
switch response.status
when 201
@showProcessing "Paying...", 66
# IMPORTANT - remove sensitive data to remain PCI compliant
@removeSensitiveFields()
@form.find("input").removeAttr "disabled"
@form.find('[name$="card_uri"]').val(response.data.uri)
# $("<input type=\"hidden\" name=\"card_uri\" value=\"" + response.data.uri + "\">").appendTo $form
@form.unbind("submit", @submitPurchase).submit()
when 400
fields = ["card_number", "expiration_month", "expiration_year", "security_code"]
found = false
i = 0
while i < fields.length
isIn = response.error.description.indexOf(fields[i]) >= 0
console.log isIn, fields[i], response.error.description
if isIn
@resetForm $form
@addErrorToField $form, fields[i]
i++
unless found
console.warn "missing field - check response.error for details"
console.warn response.error
when 402
console.warn "we couldn't authorize the buyer's credit card - check response.error for details"
console.warn response.error
@showError "We couldn't authorize this card, please check your card details and try again"
when 404
console.warn "your marketplace URI is incorrect"
when 500
console.error "Balanced did something bad, this will never happen, but if it does please retry the request"
console.error response.error
@showError "Balanced did something bad, please retry the request"
class @BalancedBankAccount extends @Balanced
sensitiveFields: ['bank_code', 'account_number']
submitForm: (e) =>
@form.find(".control-group").removeClass "error"
merchantData = @form.serializeObject()
@addErrorToField @form, "bank_account[name]" unless merchantData["bank_account[name]"]
hasBankAccount = false
if merchantData.account_number or merchantData.bank_code
hasBankAccount = true
@addErrorToField @form, "bank_code" unless balanced.bankAccount.validateRoutingNumber(merchantData.bank_code)
@addErrorToField @form, "account_number" unless merchantData.account_number
if @form.find(".control-group.error").length
e.preventDefault()
return
if hasBankAccount
e.preventDefault()
@disableForm @form
@showProcessing "Adding bank account...", 33
@removeSensitiveFields()
bankAccountData =
name: merchantData["bank_account[name]"]
routing_number: merchantData.bank_code
account_number: merchantData.account_number
balanced.bankAccount.create bankAccountData, @onCardTokenized
onCardTokenized: (response) =>
@hideProcessing()
switch response.status
when 201
@form.find("input,select").removeAttr "disabled"
@showProcessing "Performing identity check...", 66
@form.find('[name$="bank_account[bank_account_uri]"]').val(response.data.uri)
@form.unbind("submit", @submitForm).submit()
(($) ->
# http://jsfiddle.net/davidhong/gP9bh/
$.fn.serializeObject = ->
o = Object.create(null)
elementMapper = (element) ->
element.name = $.camelCase(element.name)
element
appendToResult = (i, element) ->
node = o[element.name]
if "undefined" isnt typeof node and node isnt null
o[element.name] = (if node.push then node.push(element.value) else [node, element.value])
else
o[element.name] = element.value
$.each $.map(@serializeArray(), elementMapper), appendToResult
o
) jQuery
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