Credit Card Fraud Detection

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This library is free software; you can redistribute it and/or

* modify it under the terms of the GNU Lesser General Public

* License as published by the Free Software Foundation; either

* version 2.1 of the License, or (at your option) any later version.

*

* This library is distributed in the hope that it will be useful,

* but WITHOUT ANY WARRANTY; without even the implied warranty of

* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

* Lesser General Public License for more details.

*

* You should have received a copy of the GNU Lesser General Public

* License along with this library; if not, write to the Free Software

* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

*/

 

require_once ("HTTPBase.php");

class CreditCardFraudDetection extends HTTPBase {

var $server;

var $numservers;

var $API_VERSION;

 

function CreditCardFraudDetection() {

$this->HTTPBase();

$this->isSecure = 1; // use HTTPS by default

 

//set the allowed_fields hash

$this->allowed_fields["i"] = 1;

$this->allowed_fields["domain"] = 1;

$this->allowed_fields["city"] = 1;

$this->allowed_fields["region"] = 1;

$this->allowed_fields["postal"] = 1;

$this->allowed_fields["country"] = 1;

$this->allowed_fields["bin"] = 1;

$this->allowed_fields["binName"] = 1;

$this->allowed_fields["binPhone"] = 1;

$this->allowed_fields["custPhone"] = 1;

$this->allowed_fields["license_key"] = 1;

$this->allowed_fields["requested_type"] = 1;

$this->allowed_fields["forwardedIP"] = 1;

$this->allowed_fields["emailMD5"] = 1;

$this->allowed_fields["shipAddr"] = 1;

$this->allowed_fields["shipCity"] = 1;

$this->allowed_fields["shipRegion"] = 1;

$this->allowed_fields["shipPostal"] = 1;

$this->allowed_fields["shipCountry"] = 1;

$this->allowed_fields["txnID"] = 1;

$this->allowed_fields["sessionID"] = 1;

$this->allowed_fields["usernameMD5"] = 1;

$this->allowed_fields["passwordMD5"] = 1;

$this->allowed_fields["user_agent"] = 1;

$this->allowed_fields["accept_language"] = 1;

$this->allowed_fields["avs_result"] = 1;

$this->allowed_fields["cvv_result"] = 1;

$this->allowed_fields["order_amount"] = 1;

$this->allowed_fields["order_currency"] = 1;

$this->allowed_fields["shopID"] = 1;

$this->allowed_fields["txn_type"] = 1;

 

$this->num_allowed_fields = count($this->allowed_fields);

 

//set the url of the web service

$this->url = "app/ccv2r";

$this->check_field = "countryMatch";

$this->server = array( "minfraud.maxmind.com", "minfraud-us-east.maxmind.com", "minfraud-us-west.maxmind.com");

$this->numservers = count($this->server);

$this->API_VERSION = 'PHP/1.52';

}

 

function filter_field($key, $value) {

if ($key == 'emailMD5'){

if (ereg('@',$value)){

return md5(strtolower($value));

}

} else if ($key == 'usernameMD5' || $key == 'passwordMD5') {

if (strlen($value) != 32) {

return md5(strtolower($value));

}

}

return $value;

}

}

?>