1. Go to this page and download the library: Download smladeoye/yii2-paystack library. Choose the download type require.
2. Extract the ZIP file and open the index.php.
3. Add this code to the index.php.
<?php
require_once('vendor/autoload.php');
/* Start to develop here. Best regards https://php-download.com/ */
// Initializing a payment transaction
$paystack = Yii::$app->Paystack;
$transaction = $paystack->transaction();
$transaction->initialize(['email'=>'[email protected]','amount'=>'100000','currency'=>'NGN']);
// check if an error occured during the operation
if (!$transaction->hasError)
{
//response property for response gotten for any operation
$response = $transaction->getResponse()
// redirect the user to the payment page gotten from the initialization
$transaction->redirect();
}
else
{
// display message
echo $transaction->message;
// get all the errors information regarding the operation from paystack
$error = $transaction->getError();
}
'Paystack' => [
'class' => 'smladeoye\paystack\Paystack',
...//other configurations just like example above
//setting the event handler for all operations before any request is made
'beforeSend'=>'myFunction',
//will set the event handler for all operations after any request is made
'afterSend'=>'myFunction',
//setting the event handler for the transaction operation; this will overwrite the event handlers above
'transaction'=>array(
//handler for the event before any request is made for a transaction operation
'beforeSend'=>'myFunction',
//handler for the event after any request is made for a transaction operation
'afterSend'=>'myFunction',
)
]
use smladeoye\paystack\widget\PaystackWidget;
echo PaystackWidget::widget(
[
//set the text to be displayed on the button
'buttonText'=>'PAY',
//array to set other button attributes like id, class,style etc
'buttonOptions'=>array(
'class'=>'btn btn-danger',
'style'=>'width: 80px;',
),
//array to set all necessary paystack inline payment options
//some values can be set dynamically by passing the element id as value (email,amount,currency,quantity)
'options'=>[
//your paystack public key
'key'=>Yii::$app->Paystack->testPublicKey,
'email'=>'[email protected]',
'ref'=>'123456789',
//'amount' => '#amount' --> the value is gotten from the html element with id = amount
// OR
'amount'=>'2000',
//'currency' => '#currency' --> the value is gotten from the html element with id = currency
// OR
'currency' =>'NGN',
'plan' =>'my-plan',
//'quantity' => '#quantity' --> the value is gotten from the html element with id = quantity
// OR
'quantity' =>'2',
//callbackUrl can be set, where the tansaction reference would be passed as GET parameter
'callbackUrl' =>'www.google.com',
//also u can override the default with the callback option, simply provide javascript anonymous function as a string
//'callback'=>'function(response){alert(response.trxref);};',
],
]
);
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