China Bank Transfer

To process a transaction using TxHandler, post a form via HTTP POST to https://office.paywiser.com/secure/txHandler.php. During the transaction, the user will be redirected to bank account details page to make payment and the result of the transaction can be received as postback to a user defined script/page

HTTP Request

POST https://office.paywiser.com/secure/txHandler.php

									
<form action="https://office.paywiser.com/secure/txHandler.php" method="post"> sid: <input type="text" name="sid"
		value=""><BR> postback_url: <input type="text" name="postback_url" value=""><BR> timestamp: <input type="text"
		name="timestamp" value=""><BR> hash: <input type="text" name="hash" value=""><BR> firstname: <input type="text"
		name="firstname" value=""><BR> lastname:
	<input type="text" name="lastname" value=""><BR> phone: <input type="text" name="phone" value=""><BR> email: <input
		type="text" name="email" value=""><BR> address: <input type="text" name="address" value=""><BR> suburb_city:
	<input type="text" name="suburb_city" value=""><BR> state: <input type="text" name="state" value=""><BR> postcode:
	<input type="text" name="postcode" value=""><BR> country: <input type="text" name="country" value=""><BR>
	currency_code: <input type="text" name="currency" value=""><BR>bank_name: <input type="text" name="bank_name"
		value="ICBC">
	<BR> amount_shipping: <input type="text" name="amount_shipping" value="0.00"><BR> amount_tax: <input type="text"
		name="amount_tax" value="0.00"><BR> amount_coupon: <input type="text" name="amount_coupon" value="0.00"><BR>
	card_type: <input type="text" name="card_type" value="banktransfer"><BR> card_no: <input type="text" name="card_no"
		value="0123456789"><BR> ref1: <input type="text" name="ref1" value=""><BR> ref2: <input type="text" name="ref2"
		value=""><BR> ref3: <input type="text" name="ref3" value=""><BR> ref4: <input type="text" name="ref4"
		value=""><BR>
	<table>
		<tr>
			<td> item_quantity: <input type="text" name="item_quantity[]" value=""> item_name: <input type="text"
					name="item_name[]" value=""> item_no: <input type="text" name="item_no[]" value=""> item_desc:
				<input type="text" name="item_desc[]" value=""> item_amount_unit: <input type="text"
					name="item_amount_unit[]" value="0.00"> </td>
		</tr>
	</table>
	<input type="hidden" name="tx_action" value="PREAUTH"> <input type="submit" value="Submit">
</form>

Query Parameters

Table of query parameters information
Parameter	Required	Description
sid	Yes	Site id (unique identifier for the web site)
tid	No	Tracking id (must be unique for each transaction)
postback_url	Yes	The URL of the page used to recieve the TxHandler postback. The response can be read from $_POST array.
redirect_url	Yes	The URL of the page TxHandler will redirect to after processing. The response can be read as GET parameters.
hash	Yes	md5 hash of strings concatenation from sid + timestamp + amounttotal + currency + rcode e.g. (in PHP): md5(‘22’.‘1234568995265421’.‘17.00’ ‘CNY’.‘222b6c’) REMARK : amounttotal = (item_amount_unit * item_quantity ) + amount_shipping + amount_tax – amount_coupon
timestamp	Yes	Format : hhmmss
card_type	Yes	Default value : banktransfer
account_no	Yes	UnionPay Account number
firstname	Yes	Frist name of the customer
lastname	Yes	Last name of the customer
phone	Yes	10 to 14 numeric digits
email	Yes	Mobile number
mobile	No	Mobile number
address	Yes	Customer address
suburb_city	Yes	Customer suburb or city
state	Yes	Customer state, 2 digit code for US/Canada
postcode	Yes	Customer postcode/zipcode
country	Yes	Customer country, ISO 3166 2 digit code
currency	Yes	Transaction currency[currency in which the gateway is setup], ISO 3 letter code Ie: CNY
amount_shipping	Yes	Transaction shipping amount. 0.00 if nothing
amount_coupon	Yes	Coupon amount. 0.00 if nothing
amount_tax	Yes	Transaction shipping amount. 0.00 if nothing
item_quantity[]	Yes	An array with the quantity of each cart item
item_name[]	Yes	An array of article names for each cart item
item_no[]	Yes	An array of article numbers for each cart item
item_desc[]	Yes	An array with descriptions for each cart item
item_amount_unit[]	Yes	An array that defines the price per unit for each cart item in two decimal place
ref1	No	Merchant reference field
ref2	No	Merchant reference field
ref3	No	Merchant reference field
ref4	No	Merchant reference field
tx_action	Yes	PREAUTH
bank_name	No	Bank Code, refer Appendix B

Response

There will be two responses one with tx_action =PREAUTH and another with tx_action = SETTLEMENT. The transaction is completed when you receive the response with tx_action=SETTLEMENT The response will be sent to the postback_url given in the post.

Table of query parameters response information
Parameter	DataType	Description
sid	String	Has the sid where transaction was processed
status	String	Has the value “OK” for a successful transaction, or “EXC” for a failed transaction.
parrent_txid	String	Parent transaction id
txid	String	The transaction ID
tx_action	String	The state change txaction, e.g. “PREAUTH” or “SETTLEMENT”
amount	String	The amount processed.
currency	String	The currency in which the transaction was processed
comment	String	Response from the gateway
descriptor	String	Gateway descriptor name
tid	String	From the original transaction
ref1	String	From the original transaction
ref2	String	From the original transaction
ref3	String	From the original transaction
ref4	String	From the original transaction
vrfy	String	This is a sha 256 hash so the data can be verified to ensure your post back data was not modified. To generate hash with sha256 the string of sid;rcode;txid;status;amount;currency;txaction
error	String	If an error has occurred, then the status value will equal “EXC” and these parameters will be sent as well. Detailed error will be present only if we receive it from the processing gateway.
error_type	String	error_type
error_sys	String	The system that caused the error (client or server)
error_msg	String	The error message
error_info	String	Error information that contains the bank message and bank code
error_code	String	error_code

Acquiring API

China Bank Transfer

HTTP Request

Query Parameters

Response