我有Stripe的这个设置，但我似乎无法弄清楚PayPal重复出现的gem。我希望允许用户切换他们的付款计划。如果用户订阅了1个月的订阅（plan_id 1），他们应该能够升级到年度订阅（plan_id 12）。
任何帮助将不胜感激！
订阅控制器
def new
plan = Plan.find(params[:plan_id])
@subscription = plan.subscriptions.build
if params[:PayerID]
@subscription.paypal_customer_token = params[:PayerID]
@subscription.paypal_payment_token = params[:token]
@subscription.email = @subscription.paypal.checkout_details.email
end
end
def create
@subscription = Subscription.new(params[:subscription])
if @subscription.save_with_payment
redirect_to @subscription, :notice => "Thank you for subscribing!"
else
render :new
end
end
def show
@subscription = Subscription.find(params[:id])
end
def paypal_checkout
plan = Plan.find(params[:plan_id])
subscription = plan.subscriptions.build
redirect_to subscription.paypal.checkout_url(
return_url: new_subscription_url(:plan_id => plan.id),
cancel_url: root_url
)
end
def updatesubscription
@user = current_user
@customer = Stripe::Customer.retrieve(@user.subscription.stripe_customer_token)
if @user.subscription.plan_id == 12
@customer.update_subscription(:plan => "1", :prorate => true)
current_user.subscription.update_attributes(:plan_id => 1)
flash.alert = 'Your subscription has been changed to monthly!'
redirect_to root_url
elsif @user.subscription.plan_id == 1
@customer.update_subscription(:plan => "12", :prorate => true)
current_user.subscription.update_attributes(:plan_id => 12)
current_user.save!
flash.alert = 'Your subscription has been changed to annually!'
redirect_to root_url
end
end
def cancelsubscription
@user = current_user
@customer = Stripe::Customer.retrieve(@user.subscription.stripe_customer_token)
@customer.cancel_subscription()
current_user.subscription.update_attributes(:cancelled => 1)
current_user.save!
flash.alert = 'Your subscription has been cancelled successfully!'
redirect_to root_url
end
def showcard
@user = current_user
Stripe::Customer.retrieve(@user.subscription.stripe_customer_token).cards.all()
end
def changecard
@user = current_user
@customer = Stripe::Customer.retrieve(@user.subscription.stripe_customer_token)
card = @customer.cards.create({
:card => @user.subscription.stripe_customer_token
})
@customer.default_card = card
@customer.save
end
def suspend
@user = current_user
@user.subscription.suspend_paypal
current_user.subscription.update_attributes(:cancelled => 1)
flash.alert = 'Billing has been suspended!'
redirect_to root_url
end
def reactivate
@user = current_user
@user.subscription.reactivate_paypal
current_user.subscription.update_attributes(:cancelled => nil)
flash.alert = 'Billing has been activated!'
redirect_to root_url
end
def updatebilling
@user = current_user
customer = Stripe::Customer.retrieve(@user.subscription.stripe_customer_token)
customer.cards.retrieve("#{@user.subscription.stripe_card_id}").delete()
customer.cards.create({
card: {
number: params[:user][:scardnumber],
exp_month: params[:user][:sexp_month],
exp_year: params[:user][:sexp_year],
cvc: params[:user][:scvc],
name: params[:user][:sname],
address_line1: params[:user][:sbilling_address1],
address_line2: params[:user][:sbilling_address2],
address_city: params[:user][:saddress_city],
address_zip: params[:user][:saddress_zip],
address_state: params[:user][:saddress_state],
address_country: params[:user][:saddress_country]
}
})
if customer.save!
@user.stripe_card_id = customer.active_card.id
@user.save!
flash.alert = 'Billing information updated successfully!'
redirect_to root_url
else
flash.alert = 'Stripe error'
redirect_to root_url
end
end
end
PayPal付款模式：
def initialize(subscription)
@subscription = subscription
end
def checkout_details
process :checkout_details
end
def checkout_url(options)
process(:checkout, options).checkout_url
end
def make_recurring
process :request_payment
process :create_recurring_profile, period: :monthly, frequency: 1, start_at: Time.zone.now
end
def suspend
process :suspend, :profile_id => @subscription.paypal_recurring_profile_token
end
def reactivate
process :reactivate, :profile_id => @subscription.paypal_recurring_profile_token
end
private
def process(action, options = {})
options = options.reverse_merge(
token: @subscription.paypal_payment_token,
payer_id: @subscription.paypal_customer_token,
description: @subscription.plan.name,
amount: @subscription.plan.price,
currency: "USD"
)
response = PayPal::Recurring.new(options).send(action)
raise response.errors.inspect if response.errors.present?
response
end
end
订阅模式：
belongs_to :plan
belongs_to :subscription
belongs_to :user
validates_presence_of :plan_id
validates_presence_of :email
attr_accessor :stripe_card_token, :paypal_payment_token
def save_with_payment
if valid?
if paypal_payment_token.present?
save_with_paypal_payment
else
save_with_stripe_payment
end
end
end
def paypal
PaypalPayment.new(self)
end
def save_with_paypal_payment
response = paypal.make_recurring
self.paypal_recurring_profile_token = response.profile_id
save!
end
def save_with_stripe_payment
customer = Stripe::Customer.create(description: email, plan: plan_id, card: stripe_card_token)
self.stripe_customer_token = customer.id
save!
rescue Stripe::InvalidRequestError => e
logger.error "Stripe error while creating customer: #{e.message}"
errors.add :base, "There was a problem with your credit card."
false
end
def payment_provided?
stripe_card_token.present? || paypal_payment_token.present?
end
def suspend_paypal
paypal.suspend
save
end
def reactivate_paypal
paypal.reactivate
save
end
end
答案 0 :(得分：1)
很遗憾，无法在PayPal上更新或更改订阅的期限。必须取消此订阅并设置新订阅。
UpdateRecurringPaymentsProfile 的您需要计算按比例分配的差异，并在设置新配置文件时向其收取INITAMT费用，然后设置在其有效期结束后收集的新AMT的开始日期。
修改：假设您使用的是this gem。因为我无法找到它试图自动为你做的任何地方。