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main.py
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main.py
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import cgi
import os
import sys
import random
import string
import urllib
import unicodedata
import logging
import datetime
import time
import re
import collections
import base64
import urllib2
from cStringIO import StringIO
from google.appengine.ext import webapp
from google.appengine.ext.webapp import util
from google.appengine.ext.webapp import template
from google.appengine.api import users
from google.appengine.api import urlfetch
from google.appengine.ext.webapp.util import run_wsgi_app
from django.utils import simplejson as json
from google.appengine.ext import db
from appengine_utilities import sessions
from hashlib import sha256
from google.appengine.api import mail
from google.appengine.ext import blobstore
from google.appengine.ext.webapp import blobstore_handlers
import stripe
#ROOT_URL = 'http://localhost:8888'
ROOT_URL = 'http://www.gumroad.com'
class Link(db.Model):
owner = db.StringProperty(required=True)
name = db.StringProperty(required=True)
unique_permalink = db.StringProperty(required=True)
url = db.StringProperty(required=True)
preview_url = db.StringProperty()
description = db.StringProperty(multiline=True)
price = db.FloatProperty(required=True, default=1.00)
create_date = db.DateTimeProperty(auto_now_add=True)
length_of_exclusivity = db.IntegerProperty(default=0)
number_of_paid_downloads = db.IntegerProperty(default=0)
number_of_downloads = db.IntegerProperty(default=0)
download_limit = db.IntegerProperty(default=0)
number_of_views = db.IntegerProperty(default=0)
balance = db.FloatProperty(default=0.00)
class File(db.Model):
unique_permalink = db.StringProperty(required=True)
blob_key = db.StringProperty()
file_name = db.StringProperty()
file_type = db.StringProperty()
date = db.DateTimeProperty(auto_now_add=True)
class Purchase(db.Model):
owner = db.StringProperty(required=True)
unique_permalink = db.StringProperty(required=True)
price = db.FloatProperty(required=True)
create_date = db.DateTimeProperty(auto_now_add=True)
class Permalink(db.Model):
permalink = db.StringProperty(required=True)
class User(db.Model):
email = db.StringProperty(required=True)
payment_address = db.StringProperty()
name = db.StringProperty()
password = db.StringProperty(required=True)
reset_hash = db.StringProperty()
create_date = db.DateTimeProperty(auto_now_add=True)
balance = db.FloatProperty(default=0.00)
class MainHandler(webapp.RequestHandler):
def get(self):
if is_logged_in():
return self.redirect("/home")
template_values = {
'body_id': 'index',
'show_login_link': True,
}
path = os.path.join(os.path.dirname(__file__), 'templates/index.html')
self.response.out.write(template.render(path, template_values))
def post(self):
request = self.request
email = cgi.escape(self.request.get('email'))
password = cgi.escape(self.request.get('password'))
if not email or not password:
error_message = 'Fill in the form please!'
success = False
else:
users_from_db = db.GqlQuery("SELECT * FROM User WHERE email = :email", email = email)
if users_from_db.count() == 0:
user = User(email=email, password=sha256(password).hexdigest())
user.number_of_links = 0
user.balance = 0.00
x = 1
while x == 1:
permalink = "".join([random.choice(string.letters[:26]) for i in xrange(6)])
new_permalink = Permalink(permalink=permalink)
permalinks_from_db = db.GqlQuery("SELECT * FROM Permalink WHERE permalink = :permalink", permalink = permalink)
if permalinks_from_db.count() == 0:
new_permalink.put()
x = 0
user.reset_hash = permalink
user.put()
failing = True
try:
s = sessions.Session()
s["user"] = email
except:
pass
success = True
else:
user_from_db = users_from_db.get()
if sha256(password).hexdigest() == user_from_db.password:
try:
s = sessions.Session()
s["user"] = email
except:
pass
success = True
else:
error_message = 'That email is already taken, sorry!'
success = False
if success:
return self.redirect("/links")
else:
template_values = {
'show_login_link': True,
'show_error': True,
'email_address': email,
'body_id': 'index',
'error_message': error_message
}
path = os.path.join(os.path.dirname(__file__), 'templates/index.html')
self.response.out.write(template.render(path, template_values))
# Authentication methods!
def is_logged_in():
try:
s = sessions.Session()
return s.has_key("user")
except:
False
def get_user():
try:
s = sessions.Session()
return s["user"] if s.has_key("user") else None
except:
None
#Helper methods!
def formatted_price(price):
return "%.2f" % price
def plural(int):
if int == 1:
return ''
else:
return 's'
def file_link(unique_permalink):
return ROOT_URL + '/f/' + unique_permalink
def link_to_share(unique_permalink):
return ROOT_URL + '/l/' + unique_permalink
def secure_link_to_share(unique_permalink):
return 'https://gumroad.appspot.com/l/' + unique_permalink
def confirm_link_to_share(unique_permalink):
return ROOT_URL + '/confirm/' + unique_permalink
class LogoutHandler(webapp.RequestHandler):
def get(self):
s = sessions.Session()
s.delete()
self.redirect("/")
class LoginHandler(webapp.RequestHandler):
def get(self):
if is_logged_in():
self.redirect("/home")
template_values = {
'show_login_link': False,
'body_id': 'login',
'title': 'Log in to Gumroad'
}
path = os.path.join(os.path.dirname(__file__), 'templates/login.html')
self.response.out.write(template.render(path, template_values))
def post(self):
request = self.request
email = cgi.escape(request.get('email'))
password = cgi.escape(request.get('password'))
if not email or not password:
success = False
error_message = 'Fill in the form please!'
else:
users_from_db = db.GqlQuery("SELECT * FROM User WHERE email = :email", email = email)
if users_from_db.count() == 0:
error_message = "That email address isn't being used!"
success = False
else:
user_from_db = users_from_db.get()
if sha256(password).hexdigest() == user_from_db.password:
try:
s = sessions.Session()
s["user"] = email
except:
pass
success = True
else:
success = False
error_message = "Wrong credentials, please try again!"
if success:
self.redirect("/home")
else:
template_values = {
'show_login_link': False,
'show_error': True,
'email_address': email,
'body_id': 'login',
'error_message': error_message
}
path = os.path.join(os.path.dirname(__file__), 'templates/login.html')
self.response.out.write(template.render(path, template_values))
class ForgotPasswordHandler(webapp.RequestHandler):
def get(self):
template_values = {
'show_login_link': False,
'body_id': 'login',
'title': 'Gumroad - Forgotten Password'
}
path = os.path.join(os.path.dirname(__file__), 'templates/forgot-password.html')
self.response.out.write(template.render(path, template_values))
def post(self):
request = self.request
email = cgi.escape(request.get('email'))
if not email:
success = False
error_message = 'Fill in the form please!'
else:
users_from_db = db.GqlQuery("SELECT * FROM User WHERE email = :email", email = email)
if users_from_db.count() == 0:
error_message = "That email address isn't being used!"
success = False
else:
success_message = "Check your email!"
success = True
user = users_from_db.get()
reset_hash = "".join([random.choice(string.letters[:26]) for i in xrange(6)])
user.reset_hash = reset_hash
user.put()
message = mail.EmailMessage(sender="Sahil @ Gumroad <[email protected]>",
subject="Gumroad password reset!")
message.to = email
message.body="""
Hi!
You recently asked for a password reset. Please visit
http://gumroad.com/reset-password/%s to
reset your password.
So sorry for the inconvenience!
Please let us know if you have any questions,
The Gumroad Team
""" % reset_hash
try:
message.send()
except:
error_message = "Something bad happened! Working on it."
success = False
if success:
template_values = {
'show_login_link': False,
'show_error': False,
'email_address': email,
'body_id': 'login',
'success_message': success_message
}
path = os.path.join(os.path.dirname(__file__), 'templates/forgot-password.html')
self.response.out.write(template.render(path, template_values))
else:
template_values = {
'show_login_link': False,
'show_error': True,
'email_address': email,
'body_id': 'login',
'error_message': error_message
}
path = os.path.join(os.path.dirname(__file__), 'templates/forgot-password.html')
self.response.out.write(template.render(path, template_values))
class ResetPasswordHandler(webapp.RequestHandler):
def get(self, reset_hash):
users_from_db = db.GqlQuery("SELECT * FROM User WHERE reset_hash = :reset_hash", reset_hash = reset_hash)
if users_from_db.count() > 0:
user = users_from_db.get()
email = user.email
else:
error_message = 'Wrong reset link, sorry!'
email = ''
success = False
template_values = {
'show_login_link': False,
'body_id': 'login',
'email_address': email,
'reset_hash': reset_hash,
'title': 'Gumroad - Reset Password'
}
path = os.path.join(os.path.dirname(__file__), 'templates/reset-password.html')
self.response.out.write(template.render(path, template_values))
def post(self, reset_hash):
request = self.request
email = cgi.escape(self.request.get('email'))
password = cgi.escape(self.request.get('password'))
if not email or not password:
error_message = 'Fill in the form please!'
success = False
else:
users_from_db = db.GqlQuery("SELECT * FROM User WHERE email = :email AND reset_hash = :reset_hash", email = email, reset_hash = reset_hash)
if users_from_db.count() == 0:
error_message = 'Something went wrong, sorry!'
success = False
else:
user = users_from_db.get()
user.password = password=sha256(password).hexdigest()
user.put()
s = sessions.Session()
s["user"] = email
success = True
if success:
self.redirect("/home")
else:
template_values = {
'show_login_link': False,
'title': 'Gumroad - Reset Password',
'show_error': True,
'email_address': email,
'reset_hash': reset_hash,
'body_id': 'login',
'error_message': error_message
}
path = os.path.join(os.path.dirname(__file__), 'templates/reset-password.html')
self.response.out.write(template.render(path, template_values))
class LinksHandler(webapp.RequestHandler):
def get(self):
email = get_user()
links = []
if not email:
return self.redirect("/")
else:
user = db.GqlQuery("SELECT * FROM User WHERE email = :email", email = email).get()
if not user:
return self.redirect("/")
links = db.GqlQuery("SELECT * FROM Link WHERE owner = :email", email = email).fetch(999)
s = plural(len(links))
if len(links) == 0:
links_message = 'create one, you know you want to'
else:
if len(links) < 3:
links_message = 'not too bad...'
else:
links_message = 'that\'s a lot!'
for link in links:
link.formatted_price = formatted_price(link.price)
template_values = {
'show_login_link': False,
'logged_in': True,
'body_id': 'app',
'user_email': email,
'number_of_links': len(links),
'links': links,
'on_links_page': True,
'links_message': links_message,
's': s,
'title': 'Gumroad',
'user_balance': formatted_price(user.balance)
}
path = os.path.join(os.path.dirname(__file__), 'templates/links.html')
self.response.out.write(template.render(path, template_values))
class HomeHandler(webapp.RequestHandler):
def get(self):
email = get_user()
links = []
if not email:
self.redirect("/")
else:
user = db.GqlQuery("SELECT * FROM User WHERE email = :email", email = email).get()
if not user:
self.redirect("/")
links = db.GqlQuery("SELECT * FROM Link WHERE owner = :email", email = email).fetch(999)
seven_days_ago = datetime.date.today() - datetime.timedelta(7)
month_ago = datetime.date.today() - datetime.timedelta(30)
seven_days_purchases = db.GqlQuery("SELECT * FROM Purchase WHERE owner = :email AND create_date >= :seven_days_ago", email = email, seven_days_ago = seven_days_ago).fetch(99999)
month_purchases = db.GqlQuery("SELECT * FROM Purchase WHERE owner = :email AND create_date >= :month_ago ", email = email, month_ago = month_ago).fetch(99999)
all_purchases = db.GqlQuery("SELECT * FROM Purchase WHERE owner = :email", email = email).fetch(99999)
last_seven_days_purchase_total = 0
last_seven_days_purchase_total = sum(purchase.price for purchase in seven_days_purchases)
last_month_purchase_total = 0
last_month_purchase_total = sum(purchase.price for purchase in month_purchases)
purchase_total = 0
purchase_total = sum(purchase.price for purchase in all_purchases)
bins = {}
for purchase in month_purchases:
bins.setdefault(purchase.create_date.date(), []).append(purchase)
#todo: make sure right amount of days and create bins for each day, even days with 0 sales.
counts = collections.defaultdict(int)
for purchase in seven_days_purchases:
counts[purchase.create_date.date()] += 1
chart_numbers = []
for k, v in counts.iteritems():
if int(v) > 0:
chart_numbers.append(v)
else:
chart_numbers.append('0')
chart_numbers[0:14]
if len(chart_numbers) > 0:
chart_max = int(1.2*float(max(chart_numbers)))
show_chart = True
else:
chart_max = 0
show_chart = False
chart_length = len(chart_numbers)
chart_numbers = ",".join([str(x) for x in chart_numbers])
s = plural(len(chart_numbers))
template_values = {
'show_login_link': False,
'show_chart': show_chart,
'logged_in': True,
'body_id': 'app',
'user_email': email,
'number_of_links': len(links),
'links': links,
'purchases': all_purchases,
'number_of_days': chart_length,
's': s,
'chart_numbers': chart_numbers,
'chart_max': chart_max,
'last_seven_days_purchase_total': formatted_price(last_seven_days_purchase_total),
'last_month_purchase_total': formatted_price(last_month_purchase_total),
'purchase_total': formatted_price(purchase_total),
'title': 'Gumroad',
'user_balance': formatted_price(user.balance)
}
path = os.path.join(os.path.dirname(__file__), 'templates/home.html')
self.response.out.write(template.render(path, template_values))
class DeleteHandler(webapp.RequestHandler):
def get(self, permalink):
self.redirect("/")
def post(self, permalink):
email = get_user()
if not email:
self.redirect("/")
else:
user = db.GqlQuery("SELECT * FROM User WHERE email = :email", email = email).get()
link = db.GqlQuery("SELECT * FROM Link WHERE unique_permalink = :permalink", permalink = permalink).get()
db.delete(link)
self.redirect("/")
class EditLinkHandler(webapp.RequestHandler): #edit link
def get(self, permalink):
email = get_user()
if not email:
self.redirect("/")
else:
links = db.GqlQuery("SELECT * FROM Link WHERE owner = :email", email = email).fetch(999)
user = db.GqlQuery("SELECT * FROM User WHERE email = :email", email = email).get()
link = db.GqlQuery("SELECT * FROM Link WHERE unique_permalink = :permalink", permalink = permalink).get()
if not link or not link.owner == email:
self.redirect("/home")
else:
if link.number_of_views > 0:
conversion = 100.0*link.number_of_downloads//link.number_of_views
hundred_minus_conversion = 100.0-conversion
else:
conversion = 0
hundred_minus_conversion = 100.0
upload_url = blobstore.create_upload_url('/upload')
template_values = {
'name': link.name,
'url_encoded_name': urllib.quote(link.name),
'link_to_share': link_to_share(permalink),
'price': '$' + formatted_price(link.price),
'views': link.number_of_views,
'number_of_downloads': link.number_of_downloads,
'download_limit': link.download_limit,
'total_profit': '$' + formatted_price(link.balance),
'conversion': conversion,
'hundred_minus_conversion': hundred_minus_conversion,
'url': link.url,
'preview_url': link.preview_url,
'upload_url': upload_url,
'description': link.description,
'show_login_link': False,
'editing': True,
'permalink': permalink,
'logged_in': True,
'body_id': 'app',
'user_email': email,
'number_of_links': len(links),
'links': links,
'title': 'Gumroad - ' + link.name,
'user_balance': formatted_price(user.balance)
}
path = os.path.join(os.path.dirname(__file__), 'templates/link.html')
self.response.out.write(template.render(path, template_values))
def post(self, permalink):
email = get_user()
if not email:
return self.redirect("/")
else:
user = db.GqlQuery("SELECT * FROM User WHERE email = :email", email = email).get()
links = db.GqlQuery("SELECT * FROM Link WHERE owner = :email", email = email).fetch(999)
request = self.request
name = cgi.escape(request.get('name'))
price = cgi.escape(request.get('price'))
non_decimal = re.compile(r'[^\d.]+')
price = non_decimal.sub('', price)
url = cgi.escape(request.get('url'))
preview_url = cgi.escape(request.get('preview_url'))
description = cgi.escape(request.get('description'))
download_limit = cgi.escape(request.get('download_limit'))
success = False
if not name or not price or not url:
error_message = 'Fill in the whole form please!'
success = False
else:
if float(price) < 0.99 and not float(price) == 0:
price = str(0.99)
if eval(price) > 999:
error_message = 'We don\'t support prices that high yet!'
success = False
else:
price = '%.3g' % (eval(price))
link = db.GqlQuery("SELECT * FROM Link WHERE unique_permalink = :permalink", permalink = permalink).get()
if not link.owner == email:
return self.redirect("/home")
else:
link.owner = email
link.name = name
if download_limit == '' or download_limit == None:
download_limit = 0
link.download_limit = int(download_limit)
link.description = description
link.url = url
link.preview_url = preview_url
link.price = float(price)
link.put()
success = True
if success:
return self.redirect("/edit/" + permalink)
else:
template_values = {
'name': name,
'url_encoded_name': urllib.quote(name),
'price': '$' + price,
'url': url,
'preview_url': preview_url,
'description': description,
'download_limit': link.download_limit,
'link_to_share': link_to_share(permalink),
'show_login_link': False,
'editing': True,
'permalink': permalink,
'logged_in': True,
'body_id': 'app',
'user_email': email,
'number_of_links': len(links),
'links': links,
'title': 'Gumroad - Edit Link',
'user_balance': formatted_price(user.balance),
'show_error': True,
'error_message': error_message
}
path = os.path.join(os.path.dirname(__file__), 'templates/link.html')
self.response.out.write(template.render(path, template_values))
class FileHandler(blobstore_handlers.BlobstoreDownloadHandler): #file download
def get(self, permalink, file_name):
f = db.GqlQuery("SELECT * FROM File WHERE unique_permalink = :permalink", permalink = permalink).get()
if not f:
return show_404(self)
blob_key = f.blob_key
blob_info = blobstore.BlobInfo.get(blob_key)
self.send_blob(blob_info)
class FileUploadHandler(blobstore_handlers.BlobstoreUploadHandler): #file upload
def post(self):
upload = self.get_uploads('file')[0]
key = str(upload.key())
#add file to db
x = 1
while x == 1:
permalink = "".join([random.choice(string.letters[:26]) for i in xrange(6)])
new_permalink = Permalink(permalink=permalink)
permalinks_from_db = db.GqlQuery("SELECT * FROM Permalink WHERE permalink = :permalink", permalink = permalink)
if permalinks_from_db.count() == 0:
new_permalink.put()
x = 0
new_file = File(blob_key=key, file_name=upload.filename, unique_permalink=permalink)
new_file.put()
return self.redirect('/f/%s/%s/success' % (permalink, upload.filename))
class AjaxSuccessHandler(webapp.RequestHandler): #ajax success
def get(self, file_id):
self.response.headers['Content-Type'] = 'text/plain'
self.response.out.write('%s/f/%s' % (self.request.host_url, file_id))
class AddLinkHandler(webapp.RequestHandler): #add link
def get(self):
email = get_user()
links = []
if not email:
self.redirect("/home")
else:
user = db.GqlQuery("SELECT * FROM User WHERE email = :email", email = email).get()
links = db.GqlQuery("SELECT * FROM Link WHERE owner = :email", email = email).fetch(999)
upload_url = blobstore.create_upload_url('/upload')
template_values = {
'show_login_link': False,
'logged_in': True,
'body_id': 'app',
'upload_url': upload_url,
'user_email': email,
'number_of_links': len(links),
'links': links,
'title': 'Gumroad - Add Link',
'user_balance': formatted_price(user.balance)
}
path = os.path.join(os.path.dirname(__file__), 'templates/link.html')
self.response.out.write(template.render(path, template_values))
def post(self):
email = get_user()
if not email:
self.redirect("/")
else:
user = db.GqlQuery("SELECT * FROM User WHERE email = :email", email = email).get()
links = db.GqlQuery("SELECT * FROM Link WHERE owner = :email", email = email).fetch(999)
request = self.request
name = cgi.escape(self.request.get('name'))
price = cgi.escape(self.request.get('price'))
non_decimal = re.compile(r'[^\d.]+')
price = non_decimal.sub('', price)
url = cgi.escape(self.request.get('url'))
preview_url = cgi.escape(self.request.get('preview_url'))
description = cgi.escape(self.request.get('description'))
if not name or not price or not url:
error_message = 'Fill in the whole form please!'
success = False
else:
if float(price) < 0.99 and not float(price) == 0:
price = str(0.99)
if eval(price) > 999:
error_message = 'We don\'t support prices that high yet!'
success = False
else:
price = '%.3g' % (eval(price))
x = 1
while x == 1:
permalink = "".join([random.choice(string.letters[:26]) for i in xrange(6)])
new_permalink = Permalink(permalink=permalink)
permalinks_from_db = db.GqlQuery("SELECT * FROM Permalink WHERE permalink = :permalink", permalink = permalink)
if permalinks_from_db.count() == 0:
new_permalink.put()
x = 0
new_link = Link(owner=email, name=name, url=url, price=float(price), unique_permalink=permalink)
new_link.preview_url = preview_url
new_link.description = description
new_link.put()
s = sessions.Session()
s["user"] = email
success = True
if success:
self.redirect("/edit/" + permalink)
else:
upload_url = blobstore.create_upload_url('/upload')
template_values = {
'name': name,
'price': '$' + price,
'url': url,
'description': description,
'show_login_link': False,
'logged_in': True,
'body_id': 'app',
'user_email': email,
'upload_url': upload_url,
'number_of_links': len(links),
'links': links,
'title': 'Gumroad - Add Link',
'user_balance': formatted_price(user.balance),
'show_error': True,
'error_message': error_message
}
path = os.path.join(os.path.dirname(__file__), 'templates/link.html')
self.response.out.write(template.render(path, template_values))
class ApiCreateLinkHandler(webapp.RequestHandler):
def get(self):
self.response.headers['Content-Type'] = 'application/json'
self.response.out.write(json.dumps({
'status': 'failure',
'error_message': 'Must use POST for this method.'
}))
def post(self):
email = self.request.get('email')
password = self.request.get('password')
user = db.GqlQuery("SELECT * FROM User WHERE email = :email AND password = :password", email = email, password = sha256(password).hexdigest()).get()
if user == None:
self.response.headers['Content-Type'] = 'application/json'
self.response.out.write(json.dumps({
'status': 'failure',
'error_message': 'User does not exist. Double-check credentials.'
}))
else:
request = self.request
name = cgi.escape(self.request.get('name'))
price = cgi.escape(self.request.get('price'))
non_decimal = re.compile(r'[^\d.]+')
price = non_decimal.sub('', price)
url = cgi.escape(self.request.get('url'))
description = cgi.escape(self.request.get('description'))
link = db.GqlQuery("SELECT * FROM Link WHERE url = :url AND owner = :owner", url = url, owner = email).get()
if link == None:
if not name or not price or not url:
self.response.headers['Content-Type'] = 'application/json'
self.response.out.write(json.dumps({
'status': 'failure',
'error_message': 'Parameters missing. Need name, URL, and price.'
}))
else:
if float(price) < 0.99 and not float(price) == 0:
price = str(0.99)
if eval(price) > 999:
self.response.headers['Content-Type'] = 'application/json'
self.response.out.write(json.dumps({
'status': 'failure',
'error_message': 'We don\'t support prices that high yet.'
}))
else:
price = '%.3g' % (eval(price))
x = 1
while x == 1:
permalink = "".join([random.choice(string.letters[:26]) for i in xrange(6)])
new_permalink = Permalink(permalink=permalink)
permalinks_from_db = db.GqlQuery("SELECT * FROM Permalink WHERE permalink = :permalink", permalink = permalink)
if permalinks_from_db.count() == 0:
new_permalink.put()
x = 0
new_link = Link(owner=email, name=name, url=url, price=float(price), unique_permalink=permalink)
new_link.description = description
new_link.put()
self.response.headers['Content-Type'] = 'application/json'
self.response.out.write(json.dumps({
'status': 'success',
'url': link_to_share(permalink)
}))
else:
self.response.headers['Content-Type'] = 'application/json'
self.response.out.write(json.dumps({
'status': 'success',
'url': link_to_share(link.unique_permalink)
}))
class ApiPurchaseLinkHandler(webapp.RequestHandler):
def get(self):
self.response.headers['Content-Type'] = 'application/json'
self.response.out.write(json.dumps({
'status': 'failure',
'error_message': 'Must use POST for this method.'
}))
def post(self):
permalink = self.request.get('id')
links_from_db = db.GqlQuery("SELECT * FROM Link WHERE unique_permalink = :permalink", permalink = permalink)
if links_from_db.count() == 0:
self.response.headers['Content-Type'] = 'application/json'
self.response.out.write(json.dumps({
'status': 'failure',
'error_message': 'That link does not exist.',
'show_error': True
}))
else:
link = links_from_db.get()
link.number_of_views += 1
link.put()
user = db.GqlQuery("SELECT * FROM User WHERE email = :email", email = link.owner).get()
if link.price < 0.01:
link.number_of_downloads += 1
link.put()
self.redirect(link.url)
show_error = False
error_message = ''
request = self.request
logging.debug('Start guestbook signing request')
card_number = cgi.escape(self.request.get('card_number'))
expiry_month = cgi.escape(self.request.get('date_month'))
expiry_year = cgi.escape(self.request.get('date_year'))
cvv = cgi.escape(self.request.get('card_security_code'))
non_decimal = re.compile(r'[^\d.]+')
card_number = non_decimal.sub('', card_number)
cvv = non_decimal.sub('', cvv)
expiry_month = non_decimal.sub('', expiry_month)
expiry_year = non_decimal.sub('', expiry_year)
if not card_number or not cvv:
self.response.headers['Content-Type'] = 'application/json'
self.response.out.write(json.dumps({
'status': 'failure',
'error_message': 'Specify your card details, please!',
'show_error': True
}))
else:
if link.number_of_downloads >= link.download_limit and link.download_limit > 0:
self.response.headers['Content-Type'] = 'application/json'
self.response.out.write(json.dumps({
'status': 'failure',
'error_message': 'This link has hit its download limit. Sorry!',
'show_error': True
}))
else:
#Stripe payments!
identifier = link.unique_permalink + ' ' + str(link.number_of_views)
if cgi.escape(self.request.get('testing')):
client = stripe.Client('pe43CRDgovrviePbNzHvisgDYtMF62Ev')
else:
client = stripe.Client('bXOUJVSN09rarpaBgyWeQowXzzdIZMJ9')
cents = int(link.price*100)
try:
resp = client.execute(amount=cents, currency='usd', card={'number': card_number, 'exp_month': expiry_month, 'exp_year': expiry_year}, identifier=identifier)
if resp.dict['paid']:
link.number_of_paid_downloads += 1
link.number_of_downloads += 1
link.balance += link.price
link.put()
user.balance += link.price
user.put()
new_purchase = Purchase(owner=link.owner, price=float(link.price), unique_permalink=link.unique_permalink)
new_purchase.put()
message = mail.EmailMessage(sender="Gumroad <[email protected]>",
subject="You just sold a link!")
message.to = user.email
message.body="""
Hi!
You just sold %s. Please visit
http://gumroad.com/home to check it out.
Congratulations on the sale!
Please let us know if you have any questions,
The Gumroad Team
""" % link.name