static function getInstance()
{
if (empty(self::$_this)) {
self::$_this = new WP_UnocoinBitcoin_Config();
self::$_this->loadConfig();
return self::$_this;
}
return self::$_this;
}
function unocoin_estore_filter_store_action_page($content)
{
global $post;
if ($post->post_name == 'wpbc-order-info') {
if (isset($_REQUEST['wpbc_co']) && $_REQUEST['gateway'] == 'unocoin') {
if (isset($_REQUEST['result']) && $_REQUEST['result'] == 'error' && isset($_REQUEST['error_type'])) {
$content = '<p>There was an error with the transaction processing. Please see below for details</p>';
$errortype = strip_tags($_REQUEST['error_type']);
$content .= 'ErrorType: ' . $errortype;
return $content;
}
if (isset($_REQUEST['wpbc_unocoin_gateway']) && isset($_REQUEST['order_id'])) {
$order_id = base64_decode(strip_tags($_REQUEST['order_id']));
$content = '<p>Thank you for your payment. You should receive an email with your order summary</p>';
return $content;
}
if (isset($_REQUEST['wpbc_user_info_submit']) && $_REQUEST['wpbc_user_info_submit'] == "yes") {
$config = WP_UnocoinBitcoin_Config::getInstance();
$api_key = $config->getValue('wpbc_unocoin_api_key');
if (empty($api_key)) {
echo "You need to enter your unocoin credentials in the plugin settings";
return;
}
$transaction_speed = $config->getValue('wpbc_unocoin_transaction_speed');
if (!$transaction_speed) {
$transaction_speed = "low";
}
$item_name = strip_tags($_REQUEST["item_name"]);
$currency = strip_tags($_REQUEST["currency"]);
$cart_id = "wpbc" . uniqid();
$amount = strip_tags($_REQUEST["price"]);
$price = number_format($amount, 2, '.', '');
// Create AccessCode Request Object
$first_name = !empty($_REQUEST["fname"]) ? strip_tags(str_replace("'", "`", $_REQUEST["fname"])) : '';
$last_name = !empty($_REQUEST["lname"]) ? strip_tags(str_replace("'", "`", $_REQUEST["lname"])) : '';
$address = !empty($_REQUEST["address"]) ? strip_tags(str_replace("'", "`", $_REQUEST["address"])) : '';
$city = !empty($_REQUEST["city"]) ? strip_tags(str_replace("'", "`", $_REQUEST["city"])) : '';
$state = !empty($_REQUEST["state"]) ? strip_tags(str_replace("'", "`", $_REQUEST["state"])) : '';
$zip = !empty($_REQUEST["zip"]) ? strip_tags(str_replace("'", "`", $_REQUEST["zip"])) : '';
$country = !empty($_REQUEST["country"]) ? strip_tags(str_replace("'", "`", $_REQUEST["country"])) : '';
$email = !empty($_REQUEST["email"]) ? strip_tags(str_replace("'", "`", $_REQUEST["email"])) : '';
$phone = !empty($_REQUEST["phone"]) ? strip_tags(str_replace("'", "`", $_REQUEST["phone"])) : '';
//------------------------
$options = array();
$options['buyerName'] = $first_name . " " . $last_name;
$options['buyerAddress1'] = $address;
$options['buyerCity'] = $city;
$options['buyerState'] = $state;
$options['buyerZip'] = $zip;
$options['buyerCountry'] = $country;
$options['buyerEmail'] = $email;
if ($phone != "") {
$options['buyerPhone'] = $phone;
}
include_once "lib/unocoin_lib.php";
$options['itemDesc'] = $item_name;
$options['currency'] = $currency;
$return_url = $config->getValue('wpbc_unocoin_form_page_url');
$order_id = base64_encode($cart_id);
$notification_url = add_query_arg(array('wpbc_unocoin_callback' => '1'), $return_url);
$redirect_url = add_query_arg(array('wpbc_unocoin_gateway' => '1', 'order_id' => $order_id), $return_url);
$options['notificationURL'] = $notification_url;
//pass sessionid along so that it can be used to populate the transaction results page
$options['redirectURL'] = $redirect_url;
$options['transactionSpeed'] = $transaction_speed;
$options['apiKey'] = $api_key;
//create a new order
$wpbc_bitcoin_orders = array('post_title' => 'WPBC Bitcoin Order', 'post_type' => 'wpbc_bitcoin_orders', 'post_content' => '', 'post_status' => 'trash');
// Insert the post into the database
$post_id = wp_insert_post($wpbc_bitcoin_orders);
if ($post_id) {
$updated_wpbc_order = array('ID' => $post_id, 'post_title' => $cart_id, 'post_type' => 'wpbc_bitcoin_orders');
wp_update_post($updated_wpbc_order);
update_post_meta($post_id, 'wpbc_order_id', $cart_id);
update_post_meta($post_id, 'wpbc_first_name', $first_name);
update_post_meta($post_id, 'wpbc_last_name', $last_name);
update_post_meta($post_id, 'wpbc_email_address', $email);
update_post_meta($post_id, 'wpbc_total_amount', $price);
update_post_meta($post_id, 'wpbc_address', $address);
update_post_meta($post_id, 'wpbc_city', $city);
update_post_meta($post_id, 'wpbc_state', $state);
update_post_meta($post_id, 'wpbc_zip', $zip);
update_post_meta($post_id, 'wpbc_country', $country);
if ($phone != "") {
update_post_meta($post_id, 'wpbc_phone', $phone);
}
$status = "In Progress";
update_post_meta($post_id, 'wpbc_order_status', $status);
$item_details = "Item Name: " . $item_name . ", Price: " . $price . " " . $currency;
update_post_meta($post_id, 'wpbc_items_ordered', $item_details);
}
//
$options['posData'] = $post_id;
$options['fullNotifications'] = true;
$invoice = unocoinCreateInvoice($cart_id, $price, $cart_id, $options);
if (isset($invoice['error'])) {
$error_url = add_query_arg(array('wpbc_co' => '1', 'gateway' => 'unocoin', 'result' => 'error', 'error_type' => $invoice["error"]), $error_url);
wpbc_redirect_to_url($error_url);
} else {
//invoice created successfully
wpbc_redirect_to_url($invoice['url']);
}
} else {
//This is a checkout request via Google Wallet for digital goods. Lets process it.
$atts = array();
$content = wpbc_order_form::display_form_handler($atts);
}
}
}
return $content;
}
function wp_unocoinbitcoin_display_general_settings_menu()
{
$config = WP_UnocoinBitcoin_Config::getInstance();
if (isset($_POST['wp_unocoinbitcoin_settings_update'])) {
$config->setValue('wpbc_unocoin_enabled', $_POST["wpbc_unocoin_enabled"] == '1' ? 1 : '');
$config->setValue('wpbc_unocoin_api_key', trim($_POST["wpbc_unocoin_api_key"]));
$config->setValue('wpbc_unocoin_transaction_speed', trim($_POST["wpbc_unocoin_transaction_speed"]));
$config->setValue('wpbc_unocoin_form_page_url', trim($_POST["wpbc_unocoin_form_page_url"]));
$config->setValue('wpbc_unocoin_form_page_title', trim($_POST["wpbc_unocoin_form_page_title"]));
echo '<div class="updated"><p>Settings updated!</p></div>';
$config->saveConfig();
}
?>
<div class="postbox">
<h3><label for="title">Usage Instruction</label></h3>
<div class="inside">
<p>You have successfully installed the WordPress Unocoin-Bitcoin plugin.</p>
<p><strong>Step 1)</strong> Enter your unocoim credentials in the "Settings" section</p>
<p><strong>Step 1)</strong> Insert a shortcode for your product to create a Buy Now button:</p>
<p><code>[wpbc_buy_now item_name="test product" price="5.00" currency="INR"]</code></p>
<p>Check the <a href="https://www.unocoin.com/merchants/overview" target="_blank">WP Unocoin-Bitcoin plugin page</a> for more information</p>
</div></div>
<div class="postbox">
<h3><label for="title">unocoin Settings</label></h3>
<div class="inside">
<form method="post" action="">
<table class="form-table" width="100%" border="0" cellspacing="0" cellpadding="6">
<tr valign="top"><td width="25%" align="left">
Enable unocoin
</td><td align="left">
<input name="wpbc_unocoin_enabled" type="checkbox"<?php
if ($config->getValue('wpbc_unocoin_enabled') != '') {
echo ' checked="checked"';
}
?>
value="1"/>
<p class="description">Check this to enable unocoin gateway.</p>
</td></tr>
<tr valign="top"><td width="25%" align="left">
API Key
</td><td align="left">
<input name="wpbc_unocoin_api_key" type="text" size="80" value="<?php
echo $config->getValue('wpbc_unocoin_api_key');
?>
"/>
<p class="description">Your unocoin merchant api key</p>
</td></tr>
<tr valign="top"><td width="25%" align="left">
Transaction Speed
</td><td align="left">
<?php
$txn_speed = $config->getValue('wpbc_unocoin_transaction_speed');
?>
<select name="wpbc_unocoin_transaction_speed" >
<option <?php
echo $txn_speed === 'low' ? 'selected="selected"' : '';
?>
value="low">Low</option>
<option <?php
echo $txn_speed === 'medium' ? 'selected="selected"' : '';
?>
value="medium">Medium</option>
<option <?php
echo $txn_speed === 'high' ? 'selected="selected"' : '';
?>
value="high">High</option>
</select>
<br /><i>Speed at which the bitcoin transaction registers as "confirmed" to the store. This overrides your merchant settings on the unocoin website</i><br /><br />
</td></tr>
<tr valign="top"><td width="25%" align="left">
Order Information Page
</td><td align="left">
<input name="wpbc_unocoin_form_page_url" type="text" size="80" value="<?php
echo $config->getValue('wpbc_unocoin_form_page_url');
?>
"/>
<br /><i>URL of the page where order information will be collected from your users.</i>
</td></tr>
<tr valign="top"><td width="25%" align="left">
Order Information Page Title
</td><td align="left">
<input name="wpbc_unocoin_form_page_title" type="text" size="80" value="<?php
echo $config->getValue('wpbc_unocoin_form_page_title');
?>
"/>
<br /><i>Title of the page where order information will be collected from your users.</i>
</td></tr>
</table>
<div class="submit">
<input type="submit" name="wp_unocoinbitcoin_settings_update" class="button-primary" value="Update" />
</div>
</form>
</div></div>
<div style="background: none repeat scroll 0 0 #FFF6D5;border: 1px solid #D1B655;color: #3F2502;margin: 10px 0;padding: 5px 5px 5px 10px;text-shadow: 1px 1px #FFFFFF;">
<p>If you need a feature rich plugin to sell your digital and physical products using bitcoin then checkout our <a target="_blank" href="http://unocoin.com">WP eStore Plugin</a>
</p>
</div>
<?php
}
function wpbc_buy_now_handler($atts)
{
extract(shortcode_atts(array('item_name' => '', 'currency' => 'INR', 'price' => '', 'image' => '', 'gateway' => 'unocoin'), $atts));
if (empty($image)) {
$image = WP_UNOCOINBITCOIN_PLUGIN_URL . '/images/wpbc_co.png';
}
$config = WP_UnocoinBitcoin_Config::getInstance();
$order_page = $config->getValue('wpbc_unocoin_form_page_url');
$action_url = add_query_arg(array('wpbc_co' => '1', 'gateway' => $gateway), $order_page);
$output = <<<EOT
<form action="{$action_url}" method="post">
<input type="hidden" name="item_name" value="{$item_name}">
<input type="hidden" name="price" value="{$price}">
<input type="hidden" name="currency" value="{$currency}">
<input type="image" src="{$image}" name="submit">
</form>
EOT;
return $output;
}
function wpbc_unocoin_handle_post_payment()
{
//handle notification
if (isset($_REQUEST['wpbc_unocoin_callback']) && $_REQUEST['wpbc_unocoin_callback'] == "1") {
include_once "lib/Unocoin_lib.php";
$config = WP_UnocoinBitcoin_Config::getInstance();
$api_key = $config->getValue('wpbc_unocoin_api_key');
$response = unocoinVerifyNotification($api_key);
//verify transaction
if (isset($response['error'])) {
//verification error
return;
}
//transaction verified
$post_id = $response['posData'];
if (empty($post_id)) {
return;
}
$order_status = get_post_meta($post_id, 'wpbc_order_status', true);
if ($order_status == "confirmed") {
//order has been processed once already
return;
}
//update information
if ($order_status != "In Progress") {
$updated_wpbc_order = array('ID' => $post_id, 'post_status' => 'publish', 'post_type' => 'wpbc_bitcoin_orders');
wp_update_post($updated_wpbc_order);
}
$trn_status = $response['status'];
$to_address = get_post_meta($post_id, 'wpbc_email_address', true);
$subject = "";
$body = "";
$admin_email = get_bloginfo('admin_email');
$from_address = get_bloginfo('name') . " <" . $admin_email . ">";
$headers = 'From: ' . $from_address . "\r\n";
switch ($trn_status) {
//For low and medium transaction speeds, the order status is set to "Order Received". The customer receives
//an initial email stating that the transaction has been paid.
case 'paid':
update_post_meta($post_id, 'wpbc_order_status', $trn_status);
$subject = "Payment Received";
$body = "Thank you! Your payment has been received, but the transaction has not been confirmed on the bitcoin network. " . "You will receive another email when the transaction has been confirmed.";
wp_mail($to_address, $subject, $body, $headers);
update_post_meta($post_id, 'wpbc_buyer_email_sent', 'Email sent to: ' . $to_address . " for order status: " . $trn_status);
break;
//For low and medium transaction speeds, the order status will not change. For high transaction speed, the order
//status is set to "Order Received" here. For all speeds, an email will be sent stating that the transaction has
//been confirmed.
//For low and medium transaction speeds, the order status will not change. For high transaction speed, the order
//status is set to "Order Received" here. For all speeds, an email will be sent stating that the transaction has
//been confirmed.
case 'confirmed':
//display initial "thank you" if transaction speed is high, as the 'paid' status is skipped on high speed
update_post_meta($post_id, 'wpbc_order_status', $trn_status);
if ($config->getValue('eStore_unocoin_transaction_speed') == "high") {
$subject = "Payment Received";
$body = "Thank you! Your payment has been received, and the transaction has been confirmed on the bitcoin network. " . "You will receive another email when the transaction is complete.";
} else {
$subject = "Transaction Confirmed";
$body = "Your transaction has now been confirmed on the bitcoin network. " . "You will receive another email when the transaction is complete.";
}
wp_mail($to_address, $subject, $body, $headers);
update_post_meta($post_id, 'wpbc_buyer_email_sent', 'Email sent to: ' . $to_address . " for order status: " . $trn_status);
break;
//The purchase receipt email is sent upon the invoice status changing to "complete", and the order
//status is changed to Accepted Payment
//The purchase receipt email is sent upon the invoice status changing to "complete", and the order
//status is changed to Accepted Payment
case 'complete':
update_post_meta($post_id, 'wpbc_order_status', $trn_status);
$subject = "Transaction Complete";
$body = "Thank you for your payment. You have ordered the following item(s):\n\n ";
$body .= get_post_meta($post_id, 'wpbc_items_ordered', true);
wp_mail($to_address, $subject, $body, $headers);
update_post_meta($post_id, 'wpbc_buyer_email_sent', 'Email sent to: ' . $to_address . " for order status: " . $trn_status);
break;
}
}
}