fix: initiate payment via standard checkout

5 lat temu · a4f54c9ea5
--- a/payments/templates/pages/paytm_checkout.html
+++ b/payments/templates/pages/paytm_checkout.html
@@ -1,26 +1,35 @@
 {% extends "templates/web.html" %} {% block title %} Payment {% endblock %} {%-
 block header -%}{% endblock %} {% block script %}
 <script defer
 	type="application/javascript"
 	crossorigin="anonymous"
 	src="{{ host }}/merchantpgpui/checkoutjs/merchants/{{ mid }}.js"
 	onload="onScriptLoad();"
 ></script>
 <script>
 	{% include "/templates/includes/integrations/paytm_checkout.js" %}
 {% extends "templates/web.html" %}

 {% block title %} Payment {% endblock %}

 {%- block header -%}
 <head>
 	<title>Merchant Checkout Page</title>
 </head>
 {% endblock %}

 {% block script %}
 <script defer type="text/javascript">
 	document.paytm_form.submit();
 </script>
 {% endblock %} {%- block page_content -%}
 <div id="paytm-checkoutjs"></div>
 <p class="lead text-center centered">
 	<span class="paytm-loading">Loading Payment System</span>
 	<span class="paytm-confirming hidden">Confirming Payment</span>
 </p>
 {% endblock %}

 {%- block page_content -%}
 <body>
 		<center><h1>Please do not refresh this page...</h1></center>
 		<form method="post" action="{{ url }}" name="paytm_form">
 			{% for name, value in payment_details.items() %}
 				<input type="hidden" name="{{ name }}" value="{{ value }}">
 			{% endfor %}
 		</form>
 </body>
 {% endblock %}

 {% endblock %} {% block style %}
 {% block style %}
 <style>
 	/* header,
 	footer {
 		display: none;
 	} */
 </style>
 {% endblock %}
 {% endblock %}
--- a/payments/templates/pages/paytm_checkout.py
+++ b/payments/templates/pages/paytm_checkout.py
@@ -6,8 +6,8 @@ from frappe import _
 from frappe.utils import flt, cint
 import json
 from six import string_types
 from frappe.integrations.doctype.paytm_settings.checksum import generate_checksum_by_str
 from frappe.utils import get_request_site_address
 from frappe.integrations.doctype.paytm_settings.paytm_settings import get_paytm_params, get_paytm_config
 import requests

 no_cache = 1
@@ -17,21 +17,15 @@ expected_keys = ('amount', 'title', 'description', 'reference_doctype', 'referen

 def get_context(context):
 	context.no_cache = 1
 	merchant_id, merchant_key = get_paytm_credentials()
 	paytm_config = get_paytm_config()

 	try:
 		doc = frappe.get_doc("Integration Request", frappe.form_dict['order_id'])
 		payment_details = json.loads(doc.data)
 		context.token = generate_transaction_token(payment_details, doc.name, merchant_id, merchant_key)
 		context.order_id = doc.name

 		context.payment_details = get_paytm_params(json.loads(doc.data), doc.name, paytm_config)

 		for key in expected_keys:
 			context[key] = payment_details[key]

 		context['amount'] = flt(context['amount'], 2)
 		context.host = 'https://securegw-stage.paytm.in'
 		context.mid = merchant_id
 		context.url = paytm_config.url

 	except Exception as e:
 		frappe.log_error()
@@ -40,66 +34,4 @@ def get_context(context):
 			http_status_code=400, indicator_color='red')

 		frappe.local.flags.redirect_location = frappe.local.response.location
 		raise frappe.Redirect

 def get_paytm_credentials():
 	return frappe.db.get_value("Paytm Settings", None, ['merchant_id', 'merchant_key'])

@frappe.whitelist(allow_guest=True)
 def make_payment(paytm_payment_id, options, reference_doctype, reference_docname, token):
 	data = {}

 	if isinstance(options, string_types):
 		data = json.loads(options)

 	data.update({
 		"paytm_payment_id": paytm_payment_id,
 		"reference_docname": reference_docname,
 		"reference_doctype": reference_doctype,
 		"token": token
 	})

 	data =  frappe.get_doc("Paytm Settings").create_request(data)
 	frappe.db.commit()
 	return data

 def generate_transaction_token(payment_details, order_id, merchant_id, merchant_key):

 	# initialize a dictionary
 	paytmParams = dict()

 	redirect_uri = get_request_site_address(True) + "?cmd=frappe.templates.pages.integrations.paytm_checkout.get_transaction_status"

 	# body parameters
 	paytmParams["body"] = {
 		"requestType" : "Payment",
 		"mid" : merchant_id,
 		"websiteName" : "WEBSTAGING",
 		"orderId" : order_id,
 		"callbackUrl" : redirect_uri,
 		"txnAmount" : {
 			"value" : flt(payment_details['amount'], 2),
 			"currency" : "INR",
 		},
 		"userInfo" : {
 			"custId" : payment_details['payer_email'],
 		},
 	}

 	checksum = generate_checksum_by_str(json.dumps(paytmParams["body"]), merchant_key)

 	paytmParams["head"] = {
 		"signature"  : checksum
 	}

 	print(paytmParams)
 	post_data = json.dumps(paytmParams)

 	url = "https://securegw-stage.paytm.in/theia/api/v1/initiateTransaction?mid={0}&orderId={1}".format(merchant_id, order_id)

 	response = requests.post(url, data = post_data, headers = {"Content-type": "application/json"}).json()
 	return response['body'].get('txnToken')

@frappe.whitelist(allow_guest=True)
 def get_transaction_status():
 	print(vars(frappe.form_dict))
 		raise frappe.Redirect