paypall helper

paypal-helper.php

<?php



// ppl ipn, test paypal
// sitename.com/?action=ipn_handler
add_action( 'init', 'paypal_ipn' );


// Custom IPN
function paypal_ipn(){
	if ( isset( $_GET['action'] ) && $_GET['action'] == 'ipn_handler' ){
		
		if ( $_SERVER['REQUEST_METHOD'] != 'POST' ){
			header( 'Location: index.php' );
			exit();
		}
		
		$ch = curl_init();
		// curl_setopt($ch, CURLOPT_URL, 'https://ipnpb.paypal.com/cgi-bin/webscr' );
		curl_setopt($ch, CURLOPT_URL, 'https://ipnpb.sandbox.paypal.com/cgi-bin/webscr' );
		curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
		curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
		curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
		curl_setopt($ch, CURLOPT_POST, 1);
		curl_setopt($ch, CURLOPT_POSTFIELDS, "cmd=_notify-validate&" . http_build_query( $_POST ));
		$response = curl_exec($ch);
		curl_close($ch);

		$pathtofile = $_SERVER["DOCUMENT_ROOT"] . '/ipn_logs/data.txt';
		file_put_contents( $pathtofile, $response);
		
		if ( $response == "VERIFIED" ){
			$handle = fopen( $pathtofile, w );
			
			foreach( $_POST as $key => $value ){
				fwrite( $handle, "$key => $value \r\n" );	
			}
			fclose($handle);
		}

			
		// $pathtofile = $_SERVER["DOCUMENT_ROOT"] . '/ipn_logs/data.txt'; // Should result in something like: /var/www/MySiteName/files/
		// $content = 'Blah blah';

		// $file = fopen($pathtofile, "w");
		// if((fwrite($file, $content) == false) && (!file_exists($pathtofile))) {
		// 	fclose($file);
		// 	echo 'File not written, check permissions!';
		// } else {
		// 	fclose($file);
		// 	echo 'Success!';
		// }
		
	}
}