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我已經在PHP中集成了PayPal和IPN，在新的Paypal開發之前，它重定向到沙箱，併成功用沙箱登錄，它允許測試付款，現在它重定向到beta開發人員站點而不是要測試的支付，PayPal與IPN在PHP不工作在新的測試版開發人員沙箱
以下是PHP類貝寶我用，提前
class paypal_class {
var $error; // holds the error encountered
var $ipn_log; // log IPN results
var $ipn_log_file; // filename of the IPN log
var $ipn_response; // holds the IPN response from PayPal
var $ipn_data = array(); // contains the POST values for IPN
var $fields = array(); // holds the fields to submit to PayPal
function paypal_class() {
// constructor.
$this->paypal_url = 'https://www.paypal.com/cgi-bin/webscr';
$this->error = '';
$this->ipn_log_file = '.ipn_results.log';
$this->ipn_log = true;
$this->ipn_response = '';
$this->add_field('rm','2'); // Return method = POST
$this->add_field('cmd','_xclick');
}
function add_field($field, $value) {
// adds a key=>value pair to the fields array
$this->fields["$field"] = $value;
}
function submit_paypal_post() {
// generates an HTML page consisting of
// a form with hidden elements which is submitted to PayPal
echo "<html>\n";
echo "<head><title>Processing...</title></head>\n";
echo "<body onLoad=\"document.forms['paypal_form'].submit();\">\n";
echo "<center><h2>Please wait, your order is being processed and you";
echo " will be redirected to the paypal website.....</h2></center>\n";
echo "<form method=\"post\" name=\"paypal_form\" ";
echo "action=\"".$this->paypal_url."\">\n";
foreach ($this->fields as $name => $value) {
echo "<input type=\"hidden\" name=\"$name\" value=\"$value\"/>\n";
}
echo "<center><br/><br/>If you are not automatically redirected to ";
echo "paypal within 5 seconds...<br/><br/>\n";
echo "<input type=\"submit\" value=\"Click Here\"></center>\n";
echo "</form>\n";
echo "</body></html>\n";
}
function validate_ipn() {
// parse the paypal URL
$url_parsed=parse_url($this->paypal_url);
// generate the post string from the _POST vars
$post_string = '';
foreach ($_POST as $field=>$value) {
$this->ipn_data["$field"] = $value;
$post_string .= $field.'='.urlencode (stripslashes ($value)).'&';
}
$post_string .= "cmd=_notify-validate";
// open the connection to paypal
$fp = fsockopen($url_parsed[host],"80",$err_num,$err_str,30);
if(!$fp) {
// Print the error if not able to open the connection.
$this->error = "Error no. $errnum: $errstr";
$this->log_ipn_results(false);
return false;
} else {
// Post data back to paypal
fputs($fp, "POST $url_parsed[path] HTTP/1.1\r\n");
fputs($fp, "Host: $url_parsed[host]\r\n");
fputs($fp, "Content-type: application/x-www-form-urlencoded\r\n");
fputs($fp, "Content-length: ".strlen($post_string)."\r\n");
fputs($fp, "Connection: close\r\n\r\n");
fputs($fp, $post_string . "\r\n\r\n");
// loop through the response from the server and append to variable
while(!feof($fp)) {
$this->ipn_response .= fgets($fp, 1024);
}
fclose($fp); // close connection
}
if (eregi("VERIFIED",$this->ipn_response)) {
// Valid IPN.
$this->log_ipn_results(true);
return true;
} else {
// Invalid IPN.
$this->error = 'IPN Validation Failed.';
$this->log_ipn_results(false);
return false;
}
}
function log_ipn_results($success) {
if (!$this->ipn_log) return;
// Timestamp
$text = '['.date('m/d/Y g:i A').'] - ';
// Success or failure
if ($success) $text .= "SUCCESS!\n";
else $text .= 'FAIL: '.$this->error."\n";
// Log the POST variables
$text .= "IPN POST Values from Paypal:\n";
foreach ($this->ipn_data as $key=>$value) {
$text .= "$key=$value, ";
}
// response from the paypal server
$text .= "\nIPN Response from Paypal Server:\n ".$this->ipn_response;
// Write to log
$fp=fopen($this->ipn_log_file,'a');
fwrite($fp, $text . "\n\n");
fclose($fp); // close file
}
}
感謝，
嘗試之前開放的瀏覽器清除cookie和緩存，並打算developer.paypal.com – 2013-03-19 13:20:54