Programming Guide » History » Version 7
chin-yeh, 09/21/2011 02:35 PM
| 1 | 2 | chin-yeh | {{toc}} |
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| 2 | |||
| 3 | 1 | chin-yeh | h1. Programming Guide |
| 4 | 2 | chin-yeh | |
| 5 | Describes how to integrate the mPay into online mall. |
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| 6 | |||
| 7 | 4 | chin-yeh | *Demo application:* |
| 8 | * Generate Redirect URL (for hosted payment form) |
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| 9 | > http://192.168.2.68/ecosway/mpay-sample/payment_form.html |
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| 10 | 5 | chin-yeh | * Query Payment Status: |
| 11 | 4 | chin-yeh | > http://192.168.2.68/ecosway/mpay-sample/query.html |
| 12 | 3 | chin-yeh | |
| 13 | 2 | chin-yeh | h2. Source files |
| 14 | |||
| 15 | > Get the source files from [[wiki#SCM|SCM]]. |
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| 16 | |||
| 17 | *Files:* |
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| 18 | * my.com.eCosway.mpay |
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| 19 | ** Commons - list of common constant |
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| 20 | ** MpayInterfaceUtils - an utility to perform data persistence related operation |
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| 21 | ** MpayPaymentUtils - the mPay APIs |
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| 22 | ** MpayProperties - data model of the mPay properties |
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| 23 | ** PaymentRequest - data model of the mPay's payment request |
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| 24 | ** PaymentResponse - data model of the mPay's payment response |
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| 25 | * resources.properties.mpay |
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| 26 | ** mpay.properties - the application properties file |
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| 27 | 3 | chin-yeh | |
| 28 | *Demo application:* |
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| 29 | 1 | chin-yeh | > can be found in mpay-sample folder (web content) |
| 30 | 5 | chin-yeh | |
| 31 | h2. Generate Redirect URL |
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| 32 | |||
| 33 | 6 | chin-yeh | Generates the URL which will be used to redirect user to the mPay's hosted payment form. |
| 34 | |||
| 35 | 7 | chin-yeh | Demo application: |
| 36 | > [[Programming Guide]] |
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| 37 | 6 | chin-yeh | |
| 38 | 5 | chin-yeh | h3. Input Parameters |
| 39 | |||
| 40 | 6 | chin-yeh | * *orderNo* - the unique order number |
| 41 | * *txtDate* - the transaction date |
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| 42 | * *amount* - the transaction amount |
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| 43 | * *returnUrl* - mPay will redirect the user to this URL after made the payment |
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| 44 | * *locale* - the display language of the payment form |
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| 45 | * *paymentMethod* - the payment method, e.g. _CUP_, _Alipay_ |
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| 46 | |||
| 47 | h3. Output Parameters |
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| 48 | 1 | chin-yeh | |
| 49 | 7 | chin-yeh | Use the returned key-pair values to construct the *HTML form*. |
| 50 | 1 | chin-yeh | |
| 51 | 7 | chin-yeh | Due to the maximum length of a URL, the recommended HTTP method is *POST*. This is because extremely long URL will not work in most popular browsers and most importantly the length of the query string is unknown. |
| 52 | |||
| 53 | *Returned key-pair values:* |
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| 54 | * *form_action* - the URL of the hosted payment form. To be placed in the *action* attribute of the form |
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| 55 | * *encmsg* - the encrypted message. To be placed in the input element |
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| 56 | * *sigmsg* - the signed message. To be placed in the input element |
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| 57 | * *certserial* - the serial number of the certificate. To be placed in the input element |
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| 58 | |||
| 59 | 5 | chin-yeh | h3. Code Snippets |
| 60 | 1 | chin-yeh | |
| 61 | 7 | chin-yeh | <pre> |
| 62 | <code class="JAVA"> |
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| 63 | <body> |
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| 64 | 1 | chin-yeh | |
| 65 | 7 | chin-yeh | <% |
| 66 | String orderNo = request.getParameter("order_no"); |
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| 67 | String txnDate = request.getParameter("txn_date"); |
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| 68 | String amount = request.getParameter("amount"); |
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| 69 | String returnUrl = request.getParameter("return_url"); |
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| 70 | String locale = request.getParameter("locale"); |
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| 71 | String paymentMethod = request.getParameter("payment_method"); |
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| 72 | |||
| 73 | Date transactionDate = new SimpleDateFormat("yyyyMMddHHmmss").parse(txnDate); |
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| 74 | PaymentMethod cardType = PaymentMethod.valueOf(paymentMethod); |
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| 75 | |||
| 76 | Map<String, String> formData = MpayPaymentUtils.genRedirectFormData( |
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| 77 | orderNo, |
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| 78 | transactionDate, |
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| 79 | amount, |
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| 80 | returnUrl, |
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| 81 | locale, |
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| 82 | cardType); |
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| 83 | %> |
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| 84 | |||
| 85 | <p> |
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| 86 | Redirecting you to the mPay payment form, it may takes up to 1 minute... |
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| 87 | </p> |
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| 88 | |||
| 89 | <form name=form1 method=post action="<%= formData.get("form_action") %>"> |
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| 90 | <input type=hidden name=encmsg value="<%=formData.get("encmsg")%>"/> |
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| 91 | <input type=hidden name=sigmsg value="<%=formData.get("sigmsg")%>"/> |
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| 92 | <input type=hidden name=certserial value="<%=formData.get("certserial")%>"/> |
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| 93 | </form> |
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| 94 | |||
| 95 | <script language="javascript"> |
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| 96 | |||
| 97 | function submitForm(){ |
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| 98 | document.form1.submit(); |
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| 99 | } |
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| 100 | |||
| 101 | window.onload=submitForm ; |
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| 102 | |||
| 103 | </script> |
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| 104 | |||
| 105 | </body> |
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| 106 | </code> |
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| 107 | </pre> |
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| 108 | |||
| 109 | |||
| 110 | 5 | chin-yeh | h2. Query Payment Status |
| 111 | |||
| 112 | h3. Input Parameters |
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| 113 | |||
| 114 | h3. Output Parameters |
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| 115 | |||
| 116 | 1 | chin-yeh | h3. Code Snippets |
| 117 | 7 | chin-yeh | |
| 118 | <pre> |
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| 119 | <code class="JAVA"> |
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| 120 | |||
| 121 | </code> |
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| 122 | </pre> |