Add some payment record maintainance code

lib/maintain/maintain_payment_records.rb

@@ -0,0 +1,24 @@
+module MaintainPaymentRecords
+  # For records which have no associated charge, refund, nonprofit, supporter, donation or a gross_amount
+  # The record is basically useless
+  def self.find_records_which_are_really_bad
+    Payment.includes(:charges).includes(:refund).where('payments.nonprofit_id IS NULL AND payments.supporter_id IS NULL AND payments.donation_id IS NULL AND payments.gross_amount IS NULL AND charges.id IS NULL AND refunds.id IS NULL')
+  end
+
+  def self.set_payment_supporter_and_nonprofit_though_charge_refund(i)
+    p = Payment.includes(:refund => :charge).find(i)
+    p.supporter_id = p.refund.charge.supporter_id
+    p.nonprofit_id = p.refund.charge.nonprofit_id
+    p.refund.disbursed = true
+    p.refund.save!
+    p.save!
+  end
+
+  def self.delete_payment_and_offsite_payment_record(id)
+    p = Payment.includes(:offsite_payment).find(id)
+    if (p.offsite_payment)
+      p.offsite_payment.destroy
+    end
+    p.destroy
+  end
+end