-
Notifications
You must be signed in to change notification settings - Fork 1
/
payment.py
322 lines (286 loc) · 14.4 KB
/
payment.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
import logging
from collections import OrderedDict
from decimal import Decimal
import mercadopago
from django import forms
from django.contrib import messages
from django.http import HttpRequest
from django.template.loader import get_template
from django.urls import reverse
from django.utils.translation import gettext as __, gettext_lazy as _
from pretix.base.models import Event, OrderPayment, OrderRefund
from pretix.base.payment import BasePaymentProvider, PaymentException
from pretix.base.settings import SettingsSandbox
from pretix.helpers.urls import build_absolute_uri as build_global_uri
from pretix.multidomain.urlreverse import build_absolute_uri
logger = logging.getLogger('pretix.plugins.mercadopago')
SUPPORTED_CURRENCIES = ['ARS', 'BRL', 'CLP', 'MXN', 'COP', 'PEN', 'UYU']
# ARS Peso argentino.
# BRL Real brasilero.
# CLP Peso chileno.
# MXN Peso mexicano.
# COP Peso colombiano.
# PEN Sol peruano.
# UYU Peso uruguayo.
LOCAL_ONLY_CURRENCIES = ['ARS']
class Mercadopago(BasePaymentProvider):
identifier = 'pretix_mercadopago'
verbose_name = _('MercadoPago')
def __init__(self, event: Event):
super().__init__(event)
self.settings = SettingsSandbox('payment', 'mercadopago', event)
@property
def test_mode_message(self):
if self.settings.connect_client_id and not self.settings.secret:
# in OAuth mode, sandbox mode needs to be set global
is_sandbox = self.settings.connect_endpoint == 'sandbox'
else:
is_sandbox = self.settings.get('endpoint') == 'sandbox'
if is_sandbox:
return _('The MercadoPago sandbox is being used, you can test without '
'actually sending money but you will need a '
'MercadoPago sandbox user to log in.')
return None
####################################################################
# No Refunds #
####################################################################
def payment_partial_refund_supported(self, payment: OrderPayment):
return False
def payment_refund_supported(self, payment: OrderPayment):
return False
def execute_refund(self, refund: OrderRefund):
raise PaymentException(_('Refunding is not supported.'))
####################################################################
# Plugin Settings #
####################################################################
@property
def settings_form_fields(self):
if self.settings.connect_client_id and not self.settings.secret:
# MercadoPago connect
if self.settings.connect_user_id:
fields = [
('connect_user_id',
forms.CharField(
label=_('MercadoPago account'),
disabled=True
)),
]
else:
return {}
else:
fields = [
('client_id',
forms.CharField(
label=_('Client ID'),
max_length=71,
min_length=41,
help_text=_('{token}<a target="_blank" rel="noopener" '
'href="{docs_url}">{text}</a>').format(
token=_('puede usar un token el lugar del client_id o '),
text=_('Click here for a tutorial on how to obtain the required keys'),
docs_url='https://www.mercadopago.com.ar/developers/es/guides/faqs/credentials'
)
)),
('secret',
forms.CharField(
label=_('Secret'),
max_length=71,
min_length=71,
required=False
)),
('endpoint',
forms.ChoiceField(
label=_('Endpoint'),
initial='live',
choices=(
('live', 'Live'),
('sandbox', 'Sandbox'),
),
)),
]
d = OrderedDict(
fields + list(super().settings_form_fields.items())
)
d.move_to_end('_enabled', False)
return d
def settings_content_render(self, request):
settings_content = ""
if self.settings.connect_client_id and not self.settings.secret:
# Use MercadoPAgo connect
if not self.settings.connect_user_id:
settings_content = (
"<p>{}</p>"
"<a href='{}' class='btn btn-primary btn-lg'>{}</a>"
).format(
_('To accept payments via MercadoPagp, you will need an account at MercadoPago. '
'By clicking on the following button, you can either create a new MercadoPago '
'account connect pretix to an existing '
'one.'),
self.get_connect_url(request),
_('Connect with {icon} MercadoPago').format(icon='<i class="fa fa-mercadopago"></i>')
)
else:
settings_content = (
"<button formaction='{}' class='btn btn-danger'>{}</button>"
).format(
reverse('plugins:mercadopago:oauth.disconnect', kwargs={
'organizer': self.event.organizer.slug,
'event': self.event.slug,
}),
_('Disconnect from MercadoPago')
)
else:
settings_content = "<div class='alert alert-info'>%s<br /><code>%s</code></div>" % (
_('Please configure a MercadoPago Webhook to the following endpoint in order '
'to automatically cancel orders '
'when payments are refunded externally.'),
# 'TODO link'
build_global_uri('plugins:pretix_mercadopago:webhook')
)
if self.event.currency not in SUPPORTED_CURRENCIES:
settings_content += (
'<br><br><div class="alert alert-warning">%s '
'<a href="ihttps://www.mercadopago.com.ar/developers/es/reference/merchant_orders/resource/">%s</a>'
'</div>'
) % (
_("MercadoPago does not process payments in your event's currency."),
_("Please check this MercadoPago page for a complete list of supported currencies.")
)
if self.event.currency in LOCAL_ONLY_CURRENCIES:
settings_content += '<br><br><div class="alert alert-warning">%s''</div>' % (
_("Your event's currency is supported by MercadoPago as a payment and balance currency for in-country "
"accounts only. This means, that the receiving as well as the sending MercadoPago account must have "
"been created in the same country and use the same currency. Out of country accounts will not be able "
"to send any payments.")
)
return settings_content
def is_allowed(self, request: HttpRequest, total: Decimal = None) -> bool:
return super().is_allowed(request, total) and self.event.currency in SUPPORTED_CURRENCIES
def init_api(self):
if self.settings.get('client_id') and not self.settings.get('secret'):
mp = mercadopago.MP(self.settings.get('client_id'))
else:
mp = mercadopago.MP(self.settings.get('client_id'), self.settings.get('secret'))
return mp
####################################################################
# MercadoPago Interaction #
####################################################################
def payment_form_render(self, request) -> str:
# When the user selects this provider
# as their preferred payment method,
# they will be shown the HTML you return from this method.
return "You will be redirected to MercadoPago now."
def payment_is_valid_session(self, request):
# This is called at the time the user tries to place the order.
# It should return True if the user’s session is valid and all data
# your payment provider requires in future steps is present.
return True
def execute_payment(self, request: HttpRequest, payment_obj: OrderPayment):
# After the user has confirmed their purchase,
# this method will be called to complete the payment process.
mp = self.init_api()
preference = {
"items": [
{
"title": __('Order {slug}-{code}').format(slug=self.event.slug.upper(),
code=payment_obj.order.code),
"quantity": 1,
"unit_price": float(payment_obj.amount),
"currency_id": payment_obj.order.event.currency
}
],
"auto_return": 'approved', # solo para las ordenes aprobadas, all
"back_urls": {
"failure":
build_absolute_uri(request.event,
'plugins:pretix_mercadopago:abort'),
"pending": "", "success":
build_absolute_uri(request.event,
'plugins:pretix_mercadopago:return')
},
"external_reference": str(payment_obj.order.code)
}
# Get the payment reported by the IPN.
# Glossary of attributes response in https://developers.mercadopago.com
# paymentInfo = mp.get_payment(kwargs["id"])
# Show payment information
# if paymentInfo["status"] == 200:
# return paymentInfo["response"]
# else:
# return None
payment = mp.create_preference(preference)
payment_obj.payment_provider = payment
request.session['payment_mercadopago_preferece_id'] = str(payment['response']['id'])
request.session['payment_mercadopago_collector_id'] = str(payment['response']['collector_id'])
request.session['payment_mercadopago_order'] = payment_obj.order.pk
request.session['payment_mercadopago_payment'] = payment_obj.pk
try:
if payment:
if payment["status"] not in (200, 201): # ate not in ('created', 'approved', 'pending'):
messages.error(request, _('We had trouble communicating with MercadoPago' + str(payment["response"]["message"])))
logger.error('Invalid payment state: ' + str(payment["response"]))
return
request.session['payment_mercadopago_id'] = str(payment["response"]["id"])
if (self.test_mode_message == None):
link = payment["response"]["init_point"]
else:
link = payment["response"]["sandbox_init_point"]
# messages.error(request, _('Debug ' + str(link) ))
# return str(link)
# if link.method == "REDIRECT" and link.rel == "approval_url":
# if request.session.get('iframe_session', False):
# signer = signing.Signer(salt='safe-redirect')
# return (
# build_absolute_uri(request.event, 'plugins:mercadopago:redirect') + '?url=' +
# urllib.parse.quote(signer.sign(link))
# )
# else:
return link
else:
messages.error(request, _('We had trouble communicating with MercadoPago' + str(payment["response"])))
logger.error('Error on creating payment: ' + str(payment["response"]))
except Exception as e:
messages.error(request, _('We had trouble communicating with ' +
'MercadoPago ' + str(e) + str(payment["response"])))
logger.exception('Error on creating payment: ' + str(e))
def checkout_confirm_render(self, request) -> str:
# Returns the HTML that should be displayed when the user selected this provider
# on the 'confirm order' page.