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| 08.19.2008 at 01:24PM PDT, ID: 23661029 |
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The Solution Rating System
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With so many solutions, how can you tell which solutions are most likely to help you and which ones are not? To provide you with a tool to use, we rate our solutions based on various elements that most accurately determine if a solution is a quality solution. To explain what factors affect the solution rating, here are the elements we take into consideration when formulating our solution rating.
Your Input Matters If you have any suggestions that you would like to make for our rating system, please ask a question in the Suggestions Zone of Community Support. Thank you! |
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// Validating the IPN with PayPal
function verifyIPN($data)
{
$postdata = "";
$response = array();
foreach($data as $var=>$val)
{
$postdata .= $var . "=" . urlencode($val) . "&";
}
$postdata .="cmd=_notify-validate";
$fp=@fsockopen("https://www.paypal.com" ,"443", $errnum, $errstr, 30);
if(!$fp)
{
return "$errnum: $errstr";
} else
{
fputs($fp, "POST /cgi-bin/webscr HTTP/1.1\r\n");
fputs($fp, "Host: https://www.paypal.com");
fputs($fp, "Content-type: application/x-www-form-urlencoded\r\n");
fputs($fp, "Content-length: ".strlen($postdata)."\r\n");
fputs($fp, "Connections: close\r\n\r\n");
fputs($fp, $postdata . "\r\n\r\n");
while(!feof($fp)) { $response[]=@fgets($fp, 1024); }
fclose($fp);
}
$response = implode("\n", $response);
if(eregi("VERIFIED", $response))
{
return true;
} else
{
return false;
}
}
// Confirming product information
function confirmProduct($id, $name, $amount)
{
if (!(ctype_digit($id) && is_numeric($amount)))
{
return false;
} else
{
$name = mysql_escape_string($name);
}
$query = "SELECT id_prj FROM projects WHERE 'id_prj' = '$id' AND 'name_prj' = '$name' AND 'due_prj' = '$amount' LIMIT 1";
if (rowCount($query) == 1)
{
return true;
} else
{
return false;
}
}
// Step 0. Record the transaction
ob_start();
echo date("D M j G:i:s T Y") . "\n";
print_r($_SERVER);
print_r($_POST);
$body = ob_get_clean();
file_put_contents("logs/log.txt", $body, FILE_APPEND);
// Step 1. Verify IPN with PayPal
$result = verifyIPN($_POST);
if ($result == 0)
{
$subject = "FAKE IPN RECEIVED";
$address = "admin@emarketbuilders.com";
$headers =
"From: admin@emarketbuilders.com\r\n" .
"Reply-To: donotreply@emarketbuilders.com\r\n" .
"X-Mailer: PHP/" . phpversion();
mail($address, $subject, $body, $headers);
exit;
} else if ($result != 1)
{
$subject = "Unable to validate IPN";
$body = "If this payment notification is valid it will need to be manually processed\n $result\n $body";
$address = "admin@emarketbuilders.com";
$headers =
"From: admin@emarketbuilders.com\r\n" .
"Reply-To: donotreply@emarketbuilders.com\r\n" .
"X-Mailer: PHP/" . phpversion();
mail($address, $subject, $body, $headers);
exit;
}
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