Move paypal fetching script to be an admin command

Centralizes Paypal API calls, which we will need for some other things

1 files changed, 48 insertions, 0 deletions

diff --git a/postgresqleu/paypal/util.py b/postgresqleu/paypal/util.py
new file mode 100644
index 00000000..fd1685aa
--- /dev/null
+++ b/postgresqleu/paypal/util.py
@@ -0,0 +1,48 @@
+from django.conf import settings
+
+import urllib2
+from urllib import urlencode
+from urlparse import parse_qs
+import itertools
+
+class PaypalAPI(object):
+	def __init__(self):
+		self.accessparam = {
+			'USER': settings.PAYPAL_API_USER,
+			'PWD': settings.PAYPAL_API_PASSWORD,
+			'SIGNATURE': settings.PAYPAL_API_SIGNATURE,
+			'VERSION': 95,
+		}
+		if settings.PAYPAL_SANDBOX:
+			self.API_ENDPOINT = 'https://api-3t.sandbox.paypal.com/nvp'
+		else:
+			self.API_ENDPOINT = 'https://api-3t.paypal.com/nvp'
+
+
+	def _api_call(self, command, params):
+		params.update(self.accessparam)
+		params['METHOD'] = command
+		resp = urllib2.urlopen(self.API_ENDPOINT, urlencode(params)).read()
+		return parse_qs(resp)
+
+	def _dateformat(self, d):
+		return d.strftime("%Y-%m-%dT%H:%M:%S")
+
+	def get_transaction_list(self, firstdate):
+		r = self._api_call('TransactionSearch', {
+			'STARTDATE': self._dateformat(firstdate),
+			'STATUS': 'Success',
+			})
+		for i in itertools.count(1):
+			if not r.has_key('L_TRANSACTIONID{0}'.format(i)):
+				break
+
+			yield dict([(k,r.get('L_{0}{1}'.format(k, i),[''])[0])
+						for k in
+						('TRANSACTIONID', 'TIMESTAMP', 'EMAIL', 'TYPE', 'AMT', 'FEEAMT', 'NAME')])
+
+
+	def get_transaction_details(self, transactionid):
+		return self._api_call('GetTransactionDetails', {
+			'TRANSACTIONID': transactionid,
+		})