/**
* Create an object or return existing one.
*
* <code>
* $currencyId = 1;
*
* $options = new JRegistry();
* $options->set("intl", true);
* $options->set("format", "2/./,");
*
* $currency = VirtualCurrencyRealCurrency::getInstance(JFactory::getDbo(), $currencyId, $options);
* </code>
*
* @param JDatabaseDriver $db
* @param int $id
* @param Joomla\Registry\Registry $options
*
* @return null|VirtualCurrencyRealCurrency
*/
public static function getInstance(JDatabaseDriver $db, $id, $options = null)
{
if (!isset(self::$instances[$id])) {
$item = new VirtualCurrencyRealCurrency($db);
$item->load($id);
if (!is_null($options) and $options instanceof JRegistry) {
$item->setOption("intl", $options->get("locale_intl", false));
$item->setOption("format", $options->get("amount_format", false));
}
self::$instances[$id] = $item;
}
return self::$instances[$id];
}
/**
* Method to get the field input markup.
*
* @return string The field input markup.
*
* @since 11.1
*/
protected function getInput()
{
// Initialize some field attributes.
$size = $this->element['size'] ? ' size="' . (int) $this->element['size'] . '"' : '';
$maxLength = $this->element['maxlength'] ? ' maxlength="' . (int) $this->element['maxlength'] . '"' : '';
$readonly = (string) $this->element['readonly'] == 'true' ? ' readonly="readonly"' : '';
$disabled = (string) $this->element['disabled'] == 'true' ? ' disabled="disabled"' : '';
$class = !empty($this->element['class']) ? ' class="' . (string) $this->element['class'] . '"' : "";
// Initialize JavaScript field attributes.
$onchange = $this->element['onchange'] ? ' onchange="' . (string) $this->element['onchange'] . '"' : '';
$params = JComponentHelper::getParams("com_virtualcurrency");
/** @var $params Joomla\Registry\Registry */
$currencyId = $params->get("payments_currency_id");
jimport("virtualcurrency.realcurrency");
$currency = VirtualCurrencyRealCurrency::getInstance(JFactory::getDbo(), $currencyId, $params);
if ($currency->getSymbol()) {
// Prepended
$html = '<div class="input-prepend input-append"><span class="add-on">' . $currency->getSymbol() . '</span>';
} else {
// Append
$html = '<div class="input-append">';
}
$html .= '<input type="text" name="' . $this->name . '" id="' . $this->id . '"' . ' value="' . htmlspecialchars($this->value, ENT_COMPAT, 'UTF-8') . '"' . $class . $size . $disabled . $readonly . $onchange . $maxLength . '/>';
// Appended
$html .= '<span class="add-on">' . $currency->getAbbr() . '</span></div>';
return $html;
}
/**
* This method processes transaction data that comes from PayPal instant notifier.
*
* @param string $context
* @param Joomla\Registry\Registry $params The parameters of the component
*
* @return null|object
*/
public function onPaymenNotify($context, &$params)
{
if (strcmp("com_virtualcurrency.notify.paypal", $context) != 0) {
return null;
}
$app = JFactory::getApplication();
/** @var $app JApplicationSite */
if ($app->isAdmin()) {
return null;
}
$doc = JFactory::getDocument();
/** @var $doc JDocumentRaw */
// Check document type
$docType = $doc->getType();
if (strcmp("raw", $docType) != 0) {
return null;
}
// Validate request method
$requestMethod = $app->input->getMethod();
if (strcmp("POST", $requestMethod) != 0) {
$this->log->add(JText::_($this->textPrefix . "_ERROR_INVALID_REQUEST_METHOD"), $this->debugType, JText::sprintf($this->textPrefix . "_ERROR_INVALID_TRANSACTION_REQUEST_METHOD", $requestMethod));
return null;
}
// DEBUG DATA
JDEBUG ? $this->log->add(JText::_($this->textPrefix . "_DEBUG_RESPONSE"), $this->debugType, $_POST) : null;
// Decode custom data
$custom = JArrayHelper::getValue($_POST, "custom");
$custom = json_decode(base64_decode($custom), true);
// DEBUG DATA
JDEBUG ? $this->log->add(JText::_($this->textPrefix . "_DEBUG_CUSTOM"), $this->debugType, $custom) : null;
// Verify gateway. Is it PayPal?
if (!$this->isPayPalGateway($custom)) {
$this->log->add(JText::_($this->textPrefix . "_ERROR_INVALID_PAYMENT_GATEWAY"), $this->debugType, array("custom" => $custom, "_POST" => $_POST));
return null;
}
// Get PayPal URL
$sandbox = $this->params->get('paypal_sandbox', 0);
if (!$sandbox) {
$url = JString::trim($this->params->get('paypal_url', "https://www.paypal.com/cgi-bin/webscr"));
} else {
$url = JString::trim($this->params->get('paypal_sandbox_url', "https://www.sandbox.paypal.com/cgi-bin/webscr"));
}
jimport("itprism.payment.paypal.ipn");
$paypalIpn = new ITPrismPayPalIpn($url, $_POST);
$loadCertificate = (bool) $this->params->get("paypal_load_certificate", 0);
$paypalIpn->verify($loadCertificate);
// DEBUG DATA
JDEBUG ? $this->log->add(JText::_($this->textPrefix . "_DEBUG_VERIFY_OBJECT"), $this->debugType, $paypalIpn) : null;
// Prepare the array that will be returned by this method
$result = array("currency" => null, "transaction" => null, "payment_service" => "PayPal");
if ($paypalIpn->isVerified()) {
// Get currency
jimport("virtualcurrency.realcurrency");
$realCurrencyId = $params->get("payments_currency_id");
$realCurrency = VirtualCurrencyRealCurrency::getInstance(JFactory::getDbo(), $realCurrencyId);
// Get intention data
$paymentId = JArrayHelper::getValue($custom, "payment_id", 0, "int");
jimport("virtualcurrency.payment.session");
$paymentSession = new VirtualCurrencyPaymentSession(JFactory::getDbo());
$paymentSession->load($paymentId);
// DEBUG DATA
JDEBUG ? $this->log->add(JText::_($this->textPrefix . "_DEBUG_PAYMENT_SESSION"), $this->debugType, $paymentSession->getProperties()) : null;
// Validate transaction data
$validData = $this->validateData($_POST, $realCurrency->getAbbr(), $paymentSession, $params);
if (is_null($validData)) {
return $result;
}
// DEBUG DATA
JDEBUG ? $this->log->add(JText::_($this->textPrefix . "_DEBUG_VALID_DATA"), $this->debugType, $validData) : null;
// Get project.
jimport("virtualcurrency.currency");
$currencyId = JArrayHelper::getValue($validData, "currency_id");
$currency = VirtualCurrencyCurrency::getInstance(JFactory::getDbo(), $currencyId);
// DEBUG DATA
JDEBUG ? $this->log->add(JText::_($this->textPrefix . "_DEBUG_CURRENCY_OBJECT"), $this->debugType, $currency->getProperties()) : null;
// Check for valid project
if (!$currency->getId()) {
// Log data in the database
$this->log->add(JText::_($this->textPrefix . "_ERROR_INVALID_CURRENCY"), $this->debugType, $validData);
return $result;
}
// Save transaction data.
// If it is not completed, return empty results.
// If it is complete, continue with process transaction data
if (!$this->storeTransaction($validData, $currency)) {
return $result;
}
// Prepare the data that will be returned
$result["transaction"] = JArrayHelper::toObject($validData);
// Generate object of data based on the project properties
$properties = $currency->getProperties();
$result["currency"] = JArrayHelper::toObject($properties);
// DEBUG DATA
JDEBUG ? $this->log->add(JText::_($this->textPrefix . "_DEBUG_RESULT_DATA"), $this->debugType, $result) : null;
// Remove intention
$txnStatus = isset($result["transaction"]->txn_status) ? $result["transaction"]->txn_status : null;
$this->removePaymentSession($paymentSession, $txnStatus);
unset($paymentSession);
} else {
// Log error
$this->log->add(JText::_($this->textPrefix . "_ERROR_INVALID_TRANSACTION_DATA"), $this->debugType, array("error message" => $paypalIpn->getError(), "paypalVerify" => $paypalIpn, "_POST" => $_POST));
}
return $result;
}
/**
* @param JApplicationSite $app
*/
protected function prepareInformation($app)
{
if ($this->params->get("debug_payment_disabled", 0)) {
$app->redirect(JRoute::_('index.php?option=com_virtualcurrency&view=payment', false));
}
$paymentSessionData = $app->getUserState("payment.data");
$itemId = $paymentSessionData["item_id"];
$this->amount = $paymentSessionData["amount"];
jimport("virtualcurrency.currency");
$this->item = new VirtualCurrencyCurrency(JFactory::getDbo());
$this->item->load($itemId);
// Calculate total amount that should be paid.
jimport("itprism.math");
$total = new ITPrismMath();
$total->calculateTotal(array($this->amount, $this->item->getParam("amount")));
$this->total = (string) $total;
// Get real currency
$realCurrencyId = $this->params->get("payments_currency_id");
jimport("virtualcurrency.realcurrency");
$this->realCurrency = VirtualCurrencyRealCurrency::getInstance(JFactory::getDbo(), $realCurrencyId, $this->params);
}
/**
* Send emails to the administrator and buyer of units.
*
* @param object $currency
* @param object $transaction
* @param Joomla\Registry\Registry $params
*/
protected function sendMails($currency, $transaction, $params)
{
$app = JFactory::getApplication();
/** @var $app JApplicationSite */
// Get website
$uri = JUri::getInstance();
$website = $uri->toString(array("scheme", "host"));
$emailMode = $this->params->get("email_mode", "plain");
jimport("virtualcurrency.currency");
$units = VirtualCurrencyCurrency::getInstance(JFactory::getDbo(), $currency->id);
jimport("virtualcurrency.realcurrency");
$currencyId = $params->get("payments_currency_id");
$realCurrency = VirtualCurrencyRealCurrency::getInstance(JFactory::getDbo(), $currencyId, $params);
// Prepare data for parsing
$data = array("site_name" => $app->get("sitename"), "site_url" => JUri::root(), "item_title" => $currency->title, "order_url" => $website . JRoute::_(VirtualCurrencyHelperRoute::getAccountsRoute()), "units" => $units->getAmountString($transaction->units), "units_title" => $units->getTitle(), "amount" => $realCurrency->getAmountString($transaction->txn_amount), "transaction_id" => $transaction->txn_id);
// DEBUG DATA
JDEBUG ? $this->log->add($this->textPrefix . "_DEBUG_MAIL_DATA", $this->debugType, var_export($data, true)) : null;
// Send mail to the administrator
$emailId = $this->params->get("admin_mail_id", 0);
if (!empty($emailId)) {
jimport("virtualcurrency.email");
$email = new VirtualCurrencyEmail();
$email->setDb(JFactory::getDbo());
$email->load($emailId);
if (!$email->getSenderName()) {
$email->setSenderName($app->get("fromname"));
}
if (!$email->getSenderEmail()) {
$email->setSenderEmail($app->get("mailfrom"));
}
$recipientName = $email->getSenderName();
$recipientMail = $email->getSenderEmail();
// Prepare data for parsing
$data["sender_name"] = $email->getSenderName();
$data["sender_email"] = $email->getSenderEmail();
$data["recipient_name"] = $recipientName;
$data["recipient_email"] = $recipientMail;
$email->parse($data);
$subject = $email->getSubject();
$body = $email->getBody($emailMode);
$mailer = JFactory::getMailer();
if (strcmp("html", $emailMode) == 0) {
// Send as HTML message
$return = $mailer->sendMail($email->getSenderEmail(), $email->getSenderName(), $recipientMail, $subject, $body, VirtualCurrencyConstants::MAIL_MODE_HTML);
} else {
// Send as plain text.
$return = $mailer->sendMail($email->getSenderEmail(), $email->getSenderName(), $recipientMail, $subject, $body, VirtualCurrencyConstants::MAIL_MODE_PLAIN_TEXT);
}
// Check for an error.
if ($return !== true) {
$this->log->add(JText::_($this->textPrefix . "_ERROR_MAIL_SENDING_ADMIN"), $this->debugType);
}
}
// Send mail to buyer
$emailId = $this->params->get("user_mail_id", 0);
$userId = $transaction->receiver_id;
if (!empty($emailId) and !empty($userId)) {
$email = new VirtualCurrencyEmail();
$email->setDb(JFactory::getDbo());
$email->load($emailId);
if (!$email->getSenderName()) {
$email->setSenderName($app->get("fromname"));
}
if (!$email->getSenderEmail()) {
$email->setSenderEmail($app->get("mailfrom"));
}
$user = JFactory::getUser($userId);
$recipientName = $user->get("name");
$recipientMail = $user->get("email");
// Prepare data for parsing
$data["sender_name"] = $email->getSenderName();
$data["sender_email"] = $email->getSenderEmail();
$data["recipient_name"] = $recipientName;
$data["recipient_email"] = $recipientMail;
$email->parse($data);
$subject = $email->getSubject();
$body = $email->getBody($emailMode);
$mailer = JFactory::getMailer();
if (strcmp("html", $emailMode) == 0) {
// Send as HTML message
$return = $mailer->sendMail($email->getSenderEmail(), $email->getSenderName(), $recipientMail, $subject, $body, VirtualCurrencyConstants::MAIL_MODE_HTML);
} else {
// Send as plain text.
$return = $mailer->sendMail($email->getSenderEmail(), $email->getSenderName(), $recipientMail, $subject, $body, VirtualCurrencyConstants::MAIL_MODE_PLAIN_TEXT);
}
// Check for an error.
if ($return !== true) {
// Log error
$this->log->add(JText::_($this->textPrefix . "_ERROR_MAIL_SENDING_USER"), $this->debugType);
}
}
}
/**
* Create a currency object and return it.
*
* <code>
* $ids = array(1,2,3,4,5);
*
* $currencies = new VirtualCurrencyRealCurrencies(JFactory::getDbo());
* $currencies->load($ids);
*
* $currency = $currencies->getCurrencyByAbbr(1);
* </code>
*
* @param string $id
*
* @return null|VirtualCurrencyRealCurrency
*/
public function getCurrency($id)
{
$currency = null;
foreach ($this->items as $item) {
if ($id == $item["id"]) {
$currency = new VirtualCurrencyRealCurrency();
$currency->bind($item);
break;
}
}
return $currency;
}
