PHP Micro-Credit Payment example detailed

This article is mainly for everyone to introduce the PHP payment example, including PHP payment source code, PHP refund source code, with a certain reference value, interested in small partners can refer to

Specific content is as follows

1.JSapi Payment Demo (click on the client)

<?php/** * Js_api Pay Demo * ==================================================== * in the browser Open H5 Web page to execute JS to pay. The interface input and output data format is JSON. * Three steps required to successfully adjust the payment: * Step 1: Web authorization to get user OpenID * Step 2: Use the unified payment interface, get prepay_id * Step 3: Use JSAPI to pay */include_once (".  /wxpaypubhelper/wxpaypubhelper.php "); Using the JsApi interface $jsApi = new Jsapi_pub (); ========= Step 1: Web authorization to get the user openid============//through code to obtain OpenID if (!isset ($_get[' Code ")) {//Trigger return code code $URL = $jsApi Createoauthurlforcode (Wxpayconf_pub::js_api_call_url);  Header ("Location: $url");  }else {//Get code to get OpenID $code = $_get[' code ']; $jsApi->setcode ($code); $openid = $jsApi->getopenid ();}  ========= Step 2: Use the unified payment interface to obtain prepay_id============//using the Unified Payment interface $unifiedOrder = new Unifiedorder_pub (); Set the unified Payment interface parameters//settings Required Parameters//appid is filled, the merchant does not need to fill in the//mch_id is filled, the merchant does not need to fill in//noncestr, the merchant does not need to fill in the//spbill_create_ip, the merchant does not need to fill in again/ Sign is filled in, the merchant does not need to fill in the $unifiedOrder->setparameter ("OpenID", "$openid");//Product Description $unifiedOrder->setparameter ("Body", "Contribute a penny");//Commodity Description//Custom order number, here only for example $timeStamp = time (); $out_trade_no = Wxpayconf_pub::appid. " $timeStamp "; $unifiedOrder->setparameter ("Out_trade_no", "$out _trade_no");//Merchant Order number $unifiedOrder->setparameter ("Total_ Fee "," 1 ");//Total Amount $unifiedOrder->setparameter (" Notify_url ", wxpayconf_pub::notify_url);//Notification address $unifiedOrder Setparameter ("Trade_type", "JSAPI");//transaction type//non-required parameters, the merchant can be selected according to the actual situation//$unifiedOrder->setparameter ("sub_mch_id", " XXXX ")//Sub-merchant number//$unifiedOrder->setparameter (" Device_info "," XXXX ");//device number//$unifiedOrder->setparameter (" Attach "," xxxx ");//Additional data//$unifiedOrder->setparameter (" Time_start "," xxxx ");//Trading start time//$unifiedOrder Setparameter ("Time_expire", "xxxx");//Trade end time//$unifiedOrder->setparameter ("Goods_tag", "xxxx");//commodity Mark//$ Unifiedorder->setparameter ("OpenID", "xxxx");//user ID//$unifiedOrder->setparameter ("product_id", "xxxx");// Product ID $prepay _id = $unifiedOrder->getprepayid (); ========= Step 3: Use JsApi to adjust the payment ============ $jsApi->setprepayid ($prepay _id); $jsApiParameters = $jsApi->getparameters (); Echo $jsApiparameters;? >

2.native Payment mode one demo (static link with sweep QR code)

<?php/** * Native (native) payment mode a demo * ==================================================== * Mode one: Merchants in a fixed format to generate the link QR code, the user sweep code after the tune * ProductID and User OpenID will be sent to the Merchant settings link, the merchant receives * request to generate orders, call the unified payment interface to submit the order, will return * to the merchant Prepayid. * The QR code corresponding to this routine is generated by native_call_qrcode.php; * The response service corresponding to this routine is native_call.php; * need to be used together. */Include_once (".. /wxpaypubhelper/wxpaypubhelper.php "); Set static link $nativeLink = new nativelink_pub ();   Set static link parameters//settings required parameters//appid filled, merchants do not need to fill//mch_id filled, merchants do not need to fill in the//noncestr, the merchant does not need to fill in the//time_stamp, the merchant does not need to fill in the//sign is filled, Merchants do not need to fill in the $product _id = wxpayconf_pub::appid. " Static ";//Custom Product ID $nativeLink->setparameter (" product_id "," $product _id ");//commodity ID//Get link $product _url = $ Nativelink->geturl (); Use the short link to convert the interface $SHORTURL = new Shorturl_pub (); Set Required parameters//appid has been filled, merchants do not need to fill//mch_id filled, the merchant does not need to fill in the//noncestr, the merchant does not need to fill in the//sign, the merchant does not need to fill in the duplicate $shortUrl->setparameter ( "Long_url", "$product _url");//url link//Get short link $CODEURL = $shortUrl->getshorturl ();?>

3.native Payment Mode two demo (dynamic link QR code with sweep)

 <?php/** * Native (native) payment-mode two-demo * ==================================================== * merchant Generate order, first call the unified payment interface get to code _url, * This URL directly generated two-dimensional code, the user sweep code after the payment. * * */include_once (". /wxpaypubhelper/wxpaypubhelper.php ");  Use the unified payment interface $unifiedOrder = new Unifiedorder_pub (); Set the unified Payment interface parameters//settings Required Parameters//appid is filled, the merchant does not need to fill in the//mch_id is filled, the merchant does not need to fill in//noncestr, the merchant does not need to fill in the//spbill_create_ip, the merchant does not need to fill in again/ Sign is filled, the merchant does not need to fill in the $unifiedOrder->setparameter ("Body", "Contribution a Penny");//Commodity Description//Custom order number, here only for example $timeStamp = time (); $out _trade_no = wxpayconf_pub::appid. " $timeStamp "; $unifiedOrder->setparameter ("Out_trade_no", "$out _trade_no");//Merchant Order number $unifiedOrder->setparameter ("Total_ Fee "," 1 ");//Total Amount $unifiedOrder->setparameter (" Notify_url ", wxpayconf_pub::notify_url);//Notification address $unifiedOrder Setparameter ("Trade_type", "NATIVE");//transaction type//non-required parameters, the merchant can be selected according to the actual situation//$unifiedOrder->setparameter ("sub_mch_id", " XXXX ")//Sub-merchant number//$unifiedOrder->setparameter (" Device_info "," XXXX ");//device number//$unifiedOrder->setparameter ("  Attach "," XXXX ");//Additional data$unifiedOrder->setparameter ("Time_start", "XXXX");//Trading start time//$unifiedOrder->setparameter ("Time_expire", " XXXX ")///$unifiedOrder->setparameter (" Goods_tag "," xxxx ");//commodity mark//$unifiedOrder->setparameter (" OpenID "," xxxx ");//user ID//$unifiedOrder->setparameter (" product_id "," xxxx ");//commodity ID//Get Unified Payment Interface Results $  Unifiedorderresult = $unifiedOrder->getresult (); The merchant sets the appropriate processing process according to the actual situation if ($unifiedOrderResult ["return_code"] = = "FAIL") {//merchant self-increment processing process echo "Communication error:". $unifiedOrderResult [ ' Return_msg ']. " <br> "; } elseif ($unifiedOrderResult ["result_code"] = = "FAIL") {//merchant to increase the processing process by itself echo "error code:". $unifiedOrderResult [' Err_code ']. " <br> "; echo "Error code Description:". $unifiedOrderResult [' Err_code_des ']. " <br> "; } elseif ($unifiedOrderResult ["Code_url"]! = NULL) {//obtained from the unified payment interface to Code_url $code _url = $unifiedOrderResult ["Code_url"]; /merchants to increase their own processing flow//...}? >

4. Payment Query Interface Demo

<?php/** * Order Enquiry-demo * ==================================================== * This interface provides a query for all payment orders. * When payment notifications are handled abnormally or lost, the merchant can query the order payment status through this interface. * * */include_once (".  /wxpaypubhelper/wxpaypubhelper.php "); Refund Order number if (!isset ($_post["Out_trade_no")) {$out _trade_no = "";}  else{$out _trade_no = $_post["Out_trade_no"];//Use order query Interface $orderQuery = new Orderquery_pub ();//Set Required parameters//appid is filled, merchants do not need to re-fill MCH_ID has been filled, the merchant does not need to fill in//noncestr, the merchant does not need to fill in the//sign, the merchant does not need to fill in the $orderQuery->setparameter ("Out_trade_no", "$out _ Trade_no "),//Merchant order number//non-required parameters, the merchant can be selected according to the actual situation//$orderQuery->setparameter (" sub_mch_id "," XXXX ");//Sub-merchant number//$orderQuery-  >setparameter ("transaction_id", "XXXX");//order number//Get order query Result $orderQueryResult = $orderQuery->getresult (); The merchant sets the appropriate processing flow according to the actual situation, here only for example if ($orderQueryResult ["return_code"] = = "FAIL") {echo "Communication error:". $orderQueryResult [' Return_ Msg ']. " <br> "; } elseif ($orderQueryResult ["result_code"] = = "FAIL") {echo "Error code:". $orderQueryResult [' Err_code ']. " <br> "; echo "Error code Description:". $orderQueryResult ['Err_code_des ']. " <br> "; } else{echo "Trading Status:" $orderQueryResult [' trade_state ']. " <br> "; echo "Device number:". $orderQueryResult [' Device_info ']. " <br> "; echo "User id:". $orderQueryResult [' OpenID ']. " <br> "; Echo "is concerned about public accounts:". $orderQueryResult [' Is_subscribe ']. " <br> "; echo "Transaction type:". $orderQueryResult [' Trade_type ']. " <br> "; echo "Payment Bank:". $orderQueryResult [' Bank_type ']. " <br> "; echo "Total amount:" $orderQueryResult [' Total_fee ']. " <br> "; echo "Cash voucher Amount:" $orderQueryResult [' Coupon_fee ']. " <br> "; echo "Currency type:". $orderQueryResult [' Fee_type ']. " <br> "; echo "Pay Order Number:" $orderQueryResult [' transaction_id ']. " <br> "; echo "Merchant Order Number:" $orderQueryResult [' out_trade_no ']. " <br> "; echo "Merchant packet:". $orderQueryResult [' Attach ']. " <br> "; echo "Payment completion time:" $orderQueryResult [' time_end ']. " <br> "; }}//merchants to increase their own processing process//...? >

5. Billing Interface Demo

<?php/** * Billing Interface Demo * ==================================================== * merchant can download the history trade list via this interface. */Include_once (".. /wxpaypubhelper/wxpaypubhelper.php ");  The statement date if (!isset ($_post["Bill_date"])) {$bill _date = "20140814";} else{$bill _date = $_post["Bill_date"]; Use the statement interface $downloadBill = new Downloadbill_pub (); Set the statement interface parameters//settings Required Parameters//appid is filled, merchants do not need to fill in the//mch_id is filled, merchants do not need to fill in the//noncestr, merchants do not need to fill in the//sign, the merchant does not need to fill in the duplicate $downloadBill- >setparameter ("Bill_date", "$bill _date"),//Statement date $downloadBill->setparameter ("Bill_type", "all");//billing type// Non-mandatory parameters, the merchant can be selected according to the actual situation//$downloadBill->setparameter ("Device_info", "XXXX");//device number//Statement interface result $downloadBillResult = $ Downloadbill->getresult ();  echo $downloadBillResult [' Return_code ']; if ($downloadBillResult [' return_code '] = = "FAIL") {echo ' Communication error: '. $downloadBillResult [' return_msg '];} else{print_r (' <pre> '); echo "statement details". " </br> "; Print_r ($downloadBill->response); Print_r (' </pre> '); }}?>

6. Refund Interface Demo

<?php/** * Refund Request Interface-demo * ==================================================== * NOTE: Partial refunds for the same order need to be set with the same tick number and different * out_ Refund_no. A refund failed to resubmit, to use the original * out_refund_no. The total refund amount cannot exceed the actual amount paid by the user (the current * Gold voucher amount cannot be refunded). */Include_once (".. /wxpaypubhelper/wxpaypubhelper.php "); Enter the order number to be refunded if (!isset ($_post["Out_trade_no"]) | |!isset ($_post["Refund_fee")) {$out _trade_no = ""; $refund _fee = "1";  }else{$out _trade_no = $_post["Out_trade_no"]; $refund _fee = $_post["Refund_fee"]; Merchant refund number, merchant custom, here only for example $out _refund_no = "$out _trade_no". " $time _stamp ";  The total amount must correspond with the order number Out_trade_no, the total amount of all orders in the demo is 1 points $total _fee = "1"; Use the refund interface $refund = new Refund_pub (); Set Required parameters//appid has been filled, merchants do not need to fill//mch_id filled, merchants do not need to fill in the//noncestr, the merchant does not need to fill in the//sign, the merchant does not have to repeat the $refund->setparameter (" Out_trade_no "," $out _trade_no "),//Merchant order number $refund->setparameter (" Out_refund_no "," $out _refund_no ");//merchant refund No. Refund->setparameter ("Total_fee", "$total _fee");//Total Amount $refund->setparameter ("Refund_fee", "$refund _fee");// Refund Amount $refund->setparameter ("op_user_id", wxpayconf_pub::mchid);//operator//non-required parameters, the merchant can be selected according to the actual situation//$refund->setparameter (" sub_mch_id "," XXXX ");//Sub-merchant number//$ Refund->setparameter ("Device_info", "xxxx");//device number//$refund->setparameter ("transaction_id", "xxxx");//order number//  Call result $refundResult = $refund->getresult (); The merchant sets the appropriate processing flow according to the actual situation, here only for example if ($refundResult ["return_code"] = = "FAIL") {echo "Communication error:". $refundResult [' return_msg ']. " <br> "; } else{echo "Business results:". $refundResult [' Result_code ']. " <br> "; echo "Error code:". $refundResult [' Err_code ']. " <br> "; echo "Error code Description:". $refundResult [' Err_code_des ']. " <br> "; echo "Public account ID:" $refundResult [' AppID ']. " <br> "; echo "Merchant number:" $refundResult [' mch_id ']. " <br> "; echo "Sub-merchant Number:" $refundResult [' sub_mch_id ']. " <br> "; echo "Device number:". $refundResult [' Device_info ']. " <br> "; echo "Signature:" $refundResult [' sign ']. " <br> "; echo "Order number:" $refundResult [' transaction_id ']. " <br> "; echo "Merchant Order Number:" $refundResult [' out_trade_no ']. " <br> "; echo "Merchant Refund Number:". $refundResult [' Out_refund_no ']. " <Br> "; echo "Refund number:" $refundResult [' refund_idrefund_id ']. " <br> "; echo "Refund Channel:". $refundResult [' Refund_channel ']. " <br> "; echo "Refund Amount:" $refundResult [' Refund_fee ']. " <br> "; echo "Cash voucher refund Amount:" $refundResult [' Coupon_refund_fee ']. " <br> "; }}?>

7. Refund Enquiry Interface Demo

<?php/** * Refund Request Interface-demo * ==================================================== * * */include_once (". /wxpaypubhelper/wxpaypubhelper.php "); Order number to query if (!isset ($_post["Out_trade_no")) {$out _trade_no = "";}  else{$out _trade_no = $_post["Out_trade_no"]; Use the refund query interface $refundQuery = new Refundquery_pub (); Set Required parameters//appid has been filled, merchants do not need to fill//mch_id filled, the merchant does not need to fill in the//noncestr, the merchant does not need to fill in the//sign, the merchant does not need to repeat the fill $refundQuery Setparameter ("Out_trade_no", "$out _trade_no");//Merchant Order number//$refundQuery->setparameter ("Out_refund_no", "XXXX");// Merchant Refund Number//$refundQuery->setparameter ("refund_id", "XXXX"),//Refund number//$refundQuery->setparameter ("Transaction_ ID "," xxxx ");//refund number//non-required parameters, the merchant can be selected according to the actual situation//$refundQuery->setparameter (" sub_mch_id "," xxxx ");//Sub-merchant No.//$ Refundquery->setparameter ("Device_info", "XXXX");//device number//Refund query interface result $refundQueryResult = $refundQuery  GetResult (); The merchant sets the appropriate processing flow according to the actual situation, here only for example if ($refundQueryResult ["return_code"] = = "FAIL") {echo "Communication error:". $refundQueryResult [' Return _msg ']. " <br>"; } else{echo "Business results:". $refundQueryResult [' Result_code ']. " <br> "; echo "Error code:". $refundQueryResult [' Err_code ']. " <br> "; echo "Error code Description:". $refundQueryResult [' Err_code_des ']. " <br> "; echo "Public account ID:" $refundQueryResult [' AppID ']. " <br> "; echo "Merchant number:" $refundQueryResult [' mch_id ']. " <br> "; echo "Sub-merchant Number:" $refundQueryResult [' sub_mch_id ']. " <br> "; echo "Device number:". $refundQueryResult [' Device_info ']. " <br> "; echo "Signature:" $refundQueryResult [' sign ']. " <br> "; echo "Order number:" $refundQueryResult [' transaction_id ']. " <br> "; echo "Merchant Order Number:" $refundQueryResult [' out_trade_no ']. " <br> "; echo "Number of refund pens:" $refundQueryResult [' Refund_count ']. " <br> "; echo "Merchant Refund Number:". $refundQueryResult [' Out_refund_no ']. " <br> "; echo "Refund number:" $refundQueryResult [' refund_idrefund_id ']. " <br> "; echo "Refund Channel:". $refundQueryResult [' Refund_channel ']. " <br> "; echo "Refund Amount:" $refundQueryResult [' Refund_fee ']. " <br> "; echo "Cash voucher refund Amount:" $refundQueryResult [' Coupon_refund_fee ']. " <br> "; echo "RetreatStatus: ". $refundQueryResult [' Refund_status ']." <br> "; }}?>

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