96 lines
2.8 KiB
Ruby
Executable File
96 lines
2.8 KiB
Ruby
Executable File
require 'net/http'
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class Ipn < ActiveRecord::Base
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attr_accessible :data
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belongs_to :payment
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after_create :create_payment
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def date_parsed
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begin
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Date.strptime(self.payment_date, "%H:%M:%S %b %e, %Y %Z")
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rescue
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Date.new
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end
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end
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def self.new_from_dynamic_params(params)
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ipn = Ipn.new()
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ipn.attributes.each do |c|
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unless params[c.first.to_sym].nil?
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ipn[c.first.to_sym] = params[c.first.to_sym]
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end
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end
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return ipn
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end
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# Post back to Paypal to make sure it's valid
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def validate!
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uri = URI.parse('https://www.paypal.com/cgi-bin/webscr?cmd=_notify-validate')
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http = Net::HTTP.new(uri.host, uri.port)
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http.open_timeout = 60
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http.read_timeout = 60
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http.verify_mode = OpenSSL::SSL::VERIFY_NONE
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http.use_ssl = true
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response = http.post(uri.request_uri, self.data,
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'Content-Length' => "#{self.data.size}",
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'User-Agent' => "Ruby on Rails"
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).body
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unless ["VERIFIED", "INVALID"].include?(response)
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Rails.logger.error "Faulty paypal result: #{response}"
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return false
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end
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unless response == "VERIFIED"
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Rails.logger.error "Invalid IPN: #{response}"
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Rails.logger.error "Data: #{self.data}"
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return false
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end
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return true
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end
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def link_payment
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create_payment
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end
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private
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def create_payment
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# find user by email, then by payee
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user = User.where("lower(email) = ?", self._from_email_address.downcase).first
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user = User.where("lower(payee) = ?", self._from_email_address.downcase).first if user.nil? && self._from_email_address.present?
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# Only create payments if the IPN matches a member
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if user.present?
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# And is a payment (not a cancellation, etc)
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payment_types = ["subscr_payment","send_money"]
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if payment_types.include?(self.txn_type)
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# And a member level
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if User.member_levels[self.payment_gross.to_i].present?
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payment = Payment.new
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payment.date = Date.strptime(self.payment_date, "%H:%M:%S %b %e, %Y %Z")
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payment.user_id = user.id
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payment.amount = self.payment_gross
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if payment.save
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self.payment_id = payment.id
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self.save!
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else
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return [false, "Unable to link payment. Payment error: #{payment.errors.full_messages.first}"]
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end
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else
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return [false, "Unable to link payment. Couldn't find membership level '#{self.payment_gross.to_i}'."]
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end
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else
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return [false, "Unable to link payment. Transaction is a '#{self.txn_type}' instead of '#{payment_types.inspect}'."]
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end
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else
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return [false, "Unable to link payment. Couldn't find user/payee '#{self.payer_email}'."]
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end
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return [true]
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end
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end
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