def charge_amount_notification(req, dom):
"""Called iff the incoming XML request is a 'charge-amount-notification'"""
order_num = myutil.extract_node(dom, 'google-order-number')
latest_amt = myutil.extract_node(dom, 'latest-charge-amount')
total_amt = myutil.extract_node(dom, 'total-charge-amount')
timestamp = myutil.extract_node(dom, 'timestamp')
response = do_db_work(req, {'event': 'charge-amount-notification', \
'google-order-number' : order_num, \
'latest-charge-amount' : latest_amt, \
'total-charge-amount' : total_amt, \
'timestamp' : timestamp })
if response == True:
log(
req, "Charge amount successful, order " + str(order_num) +
" amount " + str(total_amt))
log(req, "Sending ship notification for order " + str(order_num))
postdata = \
"""<?xml version="1.0" encoding="UTF-8"?>
<deliver-order xmlns="http://checkout.google.com/schema/2"
google-order-number="%(order_num)s">
</deliver-order>
""" % {'order_num' : order_num}
log(req, "Postdata is: " + str(postdata))
# Make the web service call and return a minidom object from the received XML
dom = myutil.gchk_call(req, postdata)
log(req, "deliver-order response was " + dom.toxml())
return apache.OK
else:
log(
req, "Charge amount call failed, order " + str(order_num) +
" amount " + str(total_amt))
return apache.HTTP_INTERNAL_SERVER_ERROR
def charge_amount_notification(req, dom):
"""Called iff the incoming XML request is a 'charge-amount-notification'"""
order_num = myutil.extract_node(dom, 'google-order-number')
latest_amt = myutil.extract_node(dom, 'latest-charge-amount')
total_amt = myutil.extract_node(dom, 'total-charge-amount')
timestamp = myutil.extract_node(dom, 'timestamp')
response = do_db_work(req, {'event': 'charge-amount-notification', \
'google-order-number' : order_num, \
'latest-charge-amount' : latest_amt, \
'total-charge-amount' : total_amt, \
'timestamp' : timestamp })
if response == True:
log(req, "Charge amount successful, order " + str(order_num) + " amount " + str(total_amt))
log(req, "Sending ship notification for order " + str(order_num))
postdata = \
"""<?xml version="1.0" encoding="UTF-8"?>
<deliver-order xmlns="http://checkout.google.com/schema/2"
google-order-number="%(order_num)s">
</deliver-order>
""" % {'order_num' : order_num}
log(req, "Postdata is: " + str(postdata))
# Make the web service call and return a minidom object from the received XML
dom = myutil.gchk_call(req, postdata)
log(req, "deliver-order response was " + dom.toxml())
return apache.OK
else:
log(req, "Charge amount call failed, order " + str(order_num) + " amount " + str(total_amt))
return apache.HTTP_INTERNAL_SERVER_ERROR
def new_order_notification(req, dom):
"""Called iff the incoming XML request is a 'new-order-notification'"""
order_number = myutil.extract_node(dom, "google-order-number")
buyer_id = myutil.extract_node(dom, "buyer-id")
order_total = myutil.extract_node(dom, "order-total")
timestamp = myutil.extract_node(dom, "timestamp")
# Translate the dollar value of the user's order into GB's of transfer credit,
# or -1 for infinite
transfer_credit = myutil.get_price_value_map()[int(float(order_total))]
# The item description in the shopping cart will contain a substring
# like "android_id=123456789" that we must extract.
# Something could throw an exception in this section with bad input, which is fine.
description_text = myutil.extract_node(dom, ["shopping-cart", "items", "item", \
"item-description"])
log(req, "Description is: " + description_text)
re_pattern = re.compile('android_id=([a-zA-Z0-9]+),')
re_match = re_pattern.search(description_text)
android_id = re_match.group(1)
log(req, "Order number is: " + order_number)
log(req, "Buyer ID is: " + buyer_id)
log(req, "Android ID is: " + android_id)
log(req, "Order total is: " + order_total)
log(req, "Timestamp is: " + timestamp)
log(req, "Transfer credit: " + str(transfer_credit))
req.content_type = "application/xml"
if order_number is None or buyer_id is None or android_id is None \
or order_total is None or timestamp is None or transfer_credit is None:
req.write("Internal error")
return apache.HTTP_INTERNAL_SERVER_ERROR
response = do_db_work(req, \
{'event' : 'new-order-notification', \
'google-order-number' : order_number, \
'android_id' : android_id, \
'order-total' : order_total, \
'timestamp' : timestamp, \
'buyer-id' : buyer_id, \
'transfer-credit' : transfer_credit})
if response == True:
# On success, we will have received an empty JSON object
log(req, "New order notification success")
return apache.OK
else:
log(req, "New order notification failed")
return apache.HTTP_INTERNAL_SERVER_ERROR
def new_order_notification(req, dom):
"""Called iff the incoming XML request is a 'new-order-notification'"""
order_number = myutil.extract_node(dom, "google-order-number")
buyer_id = myutil.extract_node(dom, "buyer-id")
order_total = myutil.extract_node(dom, "order-total")
timestamp = myutil.extract_node(dom, "timestamp")
# Translate the dollar value of the user's order into GB's of transfer credit,
# or -1 for infinite
transfer_credit = myutil.get_price_value_map()[int(float(order_total))]
# The item description in the shopping cart will contain a substring
# like "android_id=123456789" that we must extract.
# Something could throw an exception in this section with bad input, which is fine.
description_text = myutil.extract_node(dom, ["shopping-cart", "items", "item", \
"item-description"])
log(req, "Description is: " + description_text)
re_pattern = re.compile('android_id=([a-zA-Z0-9]+),')
re_match = re_pattern.search(description_text)
android_id = re_match.group(1)
log(req, "Order number is: " + order_number)
log(req, "Buyer ID is: " + buyer_id)
log(req, "Android ID is: " + android_id)
log(req, "Order total is: " + order_total)
log(req, "Timestamp is: " + timestamp)
log(req, "Transfer credit: " + str(transfer_credit))
req.content_type = "application/xml"
if order_number is None or buyer_id is None or android_id is None \
or order_total is None or timestamp is None or transfer_credit is None:
req.write("Internal error")
return apache.HTTP_INTERNAL_SERVER_ERROR
response = do_db_work(req, \
{'event' : 'new-order-notification', \
'google-order-number' : order_number, \
'android_id' : android_id, \
'order-total' : order_total, \
'timestamp' : timestamp, \
'buyer-id' : buyer_id, \
'transfer-credit' : transfer_credit})
if response == True:
# On success, we will have received an empty JSON object
log(req, "New order notification success")
return apache.OK
else:
log(req, "New order notification failed")
return apache.HTTP_INTERNAL_SERVER_ERROR
def order_state_change_notification(req, dom):
"""Called iff the incoming XML request is an 'order-state-change-notification'"""
order_num = myutil.extract_node(dom, 'google-order-number')
order_state = myutil.extract_node(dom, 'new-financial-order-state')
timestamp = myutil.extract_node(dom, 'timestamp')
response = do_db_work(req, {'event' : 'order-state-change-notification', \
'google-order-number' : order_num, \
'new-financial-order-state' : order_state, \
'timestamp' : timestamp})
# The server will return an empty JSON object on success
if response == True:
log(req, "Order state change successful, order " + str(order_num) + " to state " + str(order_state))
return apache.OK
else:
log(req, "Order state change failed, order " + str(order_num) + " state " + str(order_state))
return apache.HTTP_INTERNAL_SERVER_ERROR
def order_state_change_notification(req, dom):
"""Called iff the incoming XML request is an 'order-state-change-notification'"""
order_num = myutil.extract_node(dom, 'google-order-number')
order_state = myutil.extract_node(dom, 'new-financial-order-state')
timestamp = myutil.extract_node(dom, 'timestamp')
response = do_db_work(req, {'event' : 'order-state-change-notification', \
'google-order-number' : order_num, \
'new-financial-order-state' : order_state, \
'timestamp' : timestamp})
# The server will return an empty JSON object on success
if response == True:
log(
req, "Order state change successful, order " + str(order_num) +
" to state " + str(order_state))
return apache.OK
else:
log(
req, "Order state change failed, order " + str(order_num) +
" state " + str(order_state))
return apache.HTTP_INTERNAL_SERVER_ERROR
def handler(req):
req.content_type = "text/html"
gchk_response = None
formdata = util.FieldStorage(req)
android_id = formdata['android_id']
price = formdata['price']
transferamt = myutil.form_price_to_transfer_amt(price)
if transferamt == None:
# The incoming form price was not one of the valid choices
log(req, "Invalid price selection")
req.write(error_page.get())
return apache.OK
log(req, "0")
description = myutil.transfer_amount_to_description(transferamt)
log(req, "1")
req.write("android_id " + android_id + " wants to buy " + price \
+ " described as \"" + description + "\"\n")
log(req, "2")
postdata = \
"""<?xml version="1.0" encoding="UTF-8"?>
<checkout-shopping-cart xmlns="http://checkout.google.com/schema/2">
<shopping-cart>
<items>
<item>
<item-name>SwiFTP transfer credit - %(description)s</item-name>
<item-description>For android_id=%(android_id)s, increase SwiFTP proxy transfer quota by %(description)s</item-description>
<unit-price currency="USD">%(price)s.00</unit-price>
<quantity>1</quantity>
</item>
</items>
</shopping-cart>
</checkout-shopping-cart>
""" % {'android_id': android_id, 'transferamt' : transferamt, 'description' : description, 'price' : price}
# This code is now factored out into the myutil module
# gchk_url = myutil.get_gchk_url()
# gchk_req = urllib2.Request(gchk_url)
# (merch_id, merch_key) = myutil.get_gchk_creds()
# auth_header = "Basic " + base64.b64encode(merch_id + ':' + merch_key)
# gchk_req.add_header('Authorization', auth_header)
# gchk_req.add_header('Content-Type', 'application/xml')
# gchk_req.add_header('Accept', 'application/xml')
# log(req, "Sending checkout API req")
# gchk_response = urllib2.urlopen(gchk_req, postdata).read()
# req.write("Got response: <br>\n")
# req.write(gchk_response)
# req.write("<br>\n")
# dom = xml.dom.minidom.parseString(gchk_response)
# Make the web service call and return a minidom object from the received XML
#url = myutil.get_place_order_url()
dom = myutil.gchk_call(req, postdata)
#redir_url = dom.getElementsByTagName("redirect-url")[0].childNodes[0].data
redir_url = myutil.extract_node(dom, 'redirect-url')
if not (redir_url[0:5] == 'https'):
# We didn't get a success response from Google Checkout
log(req, "Bad response from Google Checkout: " + gchk_response)
return apache.HTTP_INTERNAL_SERVER_ERROR # code 500
log(req, "Formatting")
req.write("Got URL: <a href=\"%(url)s\">%(url)s</a>" % {'url' : redir_url})
return apache.OK
