//define valid PayPal Currencies

public $pp_currencies=array( 'AUD', 'BRL', 'CAD', 'MXN', 'NZD', 'HKD', 'SGD', 'USD', 'EUR', 'JPY', 'TRY', 'NOK', 'CZK', 'DKK', 'HUF', 'ILS', 'MYR', 'PHP', 'PLN', 'SEK', 'CHF', 'TWD', 'THB', 'GBP', 'CNY' );//RMB?

protected $option_name = 'ppcc-options';

//default settings

protected $data = array(

'target_currency' => 'USD',

'conversion_rate' => '1.0',

'auto_update' => 'on',

'api_selection' => 'yahoo',

'transactions' => 0,

'turnover' => 0,

);

public function __construct() {

add_action('init', array($this, 'init'));

// Admin sub-menu

add_action('admin_init', array($this, 'admin_init'));

add_action('admin_menu', array($this, 'add_page'));

// Listen for the activate event

register_activation_hook(__FILE__, array($this, 'activate'));

// Deactivation plugin

register_deactivation_hook(__FILE__, array($this, 'deactivate'));

}

public function activate() {

//update_option($this->option_name, $this->data);

global $woocommerce;

$options = get_option('ppcc-options');

$exrdata = get_exchangerate(get_woocommerce_currency(),$options['target_currency']);

$options['conversion_rate'] = $exrdata;

$options['retrieval_count'] = $options['retrieval_count'] + 1;

update_option( 'ppcc-options', $options );

}

public function deactivate() {

//delete_option($this->option_name);

}

public function init() {

// add target Currency to Paypal and convert

$options = get_option('ppcc-options');

add_filter('woocommerce_paypal_args', 'convert_currency');

function convert_currency($paypal_args){

global $woocommerce;

$options = get_option('ppcc-options');

if ( $paypal_args['currency_code'] == get_woocommerce_currency()){

$convert_rate = $options['conversion_rate']; //set the converting rate

$paypal_args['currency_code'] = $options['target_currency'];

$i = 1;

$nondecimalcurrencies=array('HUF','JPY','TWD');

$decimals= (in_array($paypal_args['currency_code'], $nondecimalcurrencies))?0:2; //non decimal currencies

while (isset($paypal_args['amount_' . $i])) {

$paypal_args['amount_' . $i] = round( $paypal_args['amount_' . $i] * $convert_rate, $decimals);

++$i;

}

$discount = $paypal_args['discount_amount_cart'];

$paypal_args['discount_amount_cart'] = round($discount * $convert_rate, $decimals);

$paypal_args['tax_cart'] = 0;

}

return $paypal_args;

}

}

//calculate the converted total and tax amount for the payment-gateway description

public function ppcc_converted_totals() {

global $woocommerce;

$options = get_option('ppcc-options');

$cart_contents_total = number_format( $woocommerce->cart->cart_contents_total * $options['conversion_rate'], 2, '.', '' )." ".$options['target_currency'];

$shipping_total = number_format( ($woocommerce->cart->shipping_total)*$options['conversion_rate'], 2, '.', '' )." ".$options['target_currency'];

$cart_tax_total = number_format( ($woocommerce->cart->shipping_tax_total + array_sum($woocommerce->cart->taxes)) * $options['conversion_rate'], 2, '.', '' )." ".$options['target_currency'];

$shipping_tax_total = number_format(array_sum($woocommerce->cart->shipping_taxes)*$options['conversion_rate'], 2, '.', '' )." ".$options['target_currency'];

$order_total_exc_tax = number_format( ($woocommerce->cart->cart_contents_total + $woocommerce->cart->shipping_total)*$options['conversion_rate'], 2, '.', '' )." ".$options['target_currency'];

$order_total_inc_tax = number_format( ($woocommerce->cart->cart_contents_total + $woocommerce->cart->shipping_total + array_sum($woocommerce->cart->taxes) + $woocommerce->cart->shipping_tax_total)*$options['conversion_rate'], 2, '.', '' )." ".$options['target_currency'];

$tax_total = number_format( ( array_sum($woocommerce->cart->taxes) + $woocommerce->cart->shipping_tax_total)*$options['conversion_rate'], 2, '.', '' )." ".$options['target_currency'];

$tax_total = number_format( ( array_sum($woocommerce->cart->taxes) + $woocommerce->cart->shipping_tax_total)*$options['conversion_rate'], 2, '.', '' )." ".$options['target_currency'];

$cr = $options['conversion_rate']." ".$options['target_currency']."/".get_woocommerce_currency();

//print_r($woocommerce->cart);

print_r($woocommerce->order);

//echo '<div id="ppcc" style="display: none;">

echo '<div id="ppcc">

<span id="cart_total">'.$cart_contents_total.'</span>

<span id="cart_tax">'.$cart_tax_total.'</span>

<span id="shipping_total">'.$shipping_total.'</span>

<span id="shipping_tax_total">'.$shipping_tax_total.'</span>

<span id="total_order_exc_tax">'.$order_total_exc_tax.'</span>

<span id="tax_total">'.$tax_total.'</span>

<span id="total_order_inc_tax">'.$order_total_inc_tax.'</span>

</div>';

wp_register_script( 'ppcc_checkout', plugins_url( '/assets/js/ppcc_checkout.js', __FILE__ ),'woocommerce.min.js', '1.0', true);//pass variables to javascript

$data = array(

'cart_total' => $cart_contents_total,

'cart_tax' => $cart_tax_total,

'shipping_total' => $shipping_total,

'shipping_tax_total' => $shipping_tax_total,

'total_order_exc_tax' => $order_total_exc_tax,

'tax_total' => $order_total_exc_tax,

'total_order_inc_tax' => $order_total_inc_tax,

'cr'=>$cr,

);

wp_localize_script('ppcc_checkout', 'php_data', $data);

wp_enqueue_script('ppcc_checkout');

}

// White list our options using the Settings API

public function admin_init() {

register_setting('ppcc_options', $this->option_name, array($this, 'validate'));

}

// Add entry in the WooCommerce settings menu

public function add_page() {

add_submenu_page( 'woocommerce', 'Exchange Rates', 'Exchange Rates' , 'manage_options', 'ppcc_options', array($this, 'options_do_page') );

}

// Print the menu page itself

public function options_do_page() {

if ( !current_user_can( 'manage_options' ) ) {

wp_die( __( 'You do not have sufficient permissions to access this page.' ) );

}

global $woocommerce;

$options = get_option($this->option_name);

$fromto = get_woocommerce_currency().$options['target_currency'];

if ($_GET['page']=='ppcc_options'){

$exrdata = get_exchangerate(get_woocommerce_currency(),$options['target_currency']);

wp_register_script( 'ppcc_script', plugins_url( '/assets/js/ppcc_script.js', __FILE__ ),'woocommerce.min.js', '1.0', true);//pass variables to javascript

wp_register_script( 'woocommerce_admin', $woocommerce->plugin_url() . '/assets/js/admin/woocommerce_admin.min.js', array( 'jquery', 'jquery-tiptip'), $woocommerce->version );

wp_enqueue_style( 'woocommerce_admin_styles', $woocommerce->plugin_url() . '/assets/css/admin.css' );

$data = array(

'source_currency' => get_woocommerce_currency(),

'target_currency' => $options['target_currency'],

'amount'=>$exrdata,

);

wp_localize_script('ppcc_script', 'php_data', $data);

wp_enqueue_script('ppcc_script');

wp_enqueue_script( 'woocommerce_admin' );

update_paypal_description();

}

$currency_selector='<select id="target_cur" name="'.$this->option_name.'[target_currency]">';

foreach($this->pp_currencies as $key => $value)

{

if ($options['target_currency']==$value){

$currency_selector.= '<option value="'.$value.'" selected="selected">'.$value.'</option>';

}else{

$currency_selector.= '<option value="'.$value.'">'.$value.'</option>';

}

};

$currency_selector.='</select>

<label for="ppcc_target_cur"> (convert to currency)</label>';

echo '<div class="wrap">

<h2><div class="dashicons dashicons-admin-generic"></div>'. __('PayPal Currency Converter newt_grid_basic_window(text, middle, buttons) Settings','PPAC').'</h2>

<form method="post" action="options.php">';

settings_fields('ppcc_options');

($options['api_selection']=="oer_api_id"?$oer_api_checked='checked="checked"': $oer_api_checked='');

$yahoo_checked='checked="checked"';

($options['api_selection']=="ecb"?$ecb_checked='checked="checked"': $ecb_checked='');

echo '<div class="error settings-error" visibility="hidden"><p>Please check your current Currency Exchange Rate setting!</p></div>';

echo' <table class="form-table">

<tbody>

<tr valign="top">

<th class="titledesc" scope="row">

<label >'.__('Source Currency','PPAC').': </label>

<img class="help_tip" data-tip="'.__('Source Currency as settled in general settings.','PPAC').'" src="'.plugins_url().'/woocommerce/assets/images/help.png" height="16" width="16" />

</th>

<td class="forminp"><input type="text" size="3" value="'.get_woocommerce_currency().'" disabled/><label for="ppcc_source_cur"> (convert from currency, this is your WooCommerce Shop Currency)</label></td>

</tr>

<tr valign="top">

<th class="titledesc" scope="row">

<label >'.__('Target Currency','PPAC').': </label>

<img class="help_tip" data-tip="'.__('Desired target currency, what you expect to be billed in PayPal.','PPAC').'" src="'.plugins_url().'/woocommerce/assets/images/help.png" height="16" width="16" />

</th>

<td class="forminp">'. $currency_selector .'</td>

</tr>

<tr valign="top">

<th class="titledesc" scope="row">

<label >'. __('Shop Conversion Rate','PPAC').': </label>

<img class="help_tip" data-tip="'. __('Accept suggested rate or set your own conversion rate.','PPAC').'" src="'.plugins_url().'/woocommerce/assets/images/help.png" height="16" width="16" />

</th>

<td class="forminp" ><input type="text" id="cr" size="7" name="'. $this->option_name.'[conversion_rate]" value="'.$options['conversion_rate'].'" /><img class="help_tip" data-tip="'. __('Input will be red when custom currency is not equal suggested currency.','PPAC').'" src="'.plugins_url().'/woocommerce/assets/images/help.png" height="16" width="16" />

'. __('accept','PPAC').'&#9658;<input type="button" id="selected_currency" value="'.$exrdata.'"/>

</td>

</tr>

</tbody>

</table>

<h2><div class="dashicons dashicons-list-view"></div>'. __('Currency Exchange Rate Data Provider','PPAC').'</h2>

NO guarantees are given whatsoever of accuracy, validity, availability, or fitness for any purpose - please use at your own risk.

<table class="form-table">

<tbody>

<tr valign="top">

<th class="titledesc" scope="row">

<label >'. __('Yahoo Finance','PPAC').': </label>

<img class="help_tip" data-tip="'. __('This is the BASIC plugin version where Yahoo Finance is your exchange rate provider.','PPAC').'" src="'.plugins_url().'/woocommerce/assets/images/help.png" height="16" width="16" />

</th>

<td class="forminp">

<input type="radio" id="cur_api" name="'. $this->option_name.'[api_selection]" value="yahoo" '.$yahoo_checked.'/>Source.<a href="http://finance.yahoo.com/">Yahoo Finance</a>

</td>

</tr>

</tbody>

</table>

<tbody>

<tr valign="middle">

<th scope="row" class="titledesc">

<input type="submit" class="button-primary" value="'. __('Save Changes') .'" />

</th>

</tr>

</tbody>

</table>

</form>

<hr>

<table>

<tbody>

<tr valign="middle">

<td align="right">

<a href="http://codecanyon.net/item/paypal-currency-converter-pro-for-woocommerce/6343249" title="PayPal Currency Converter BASIC by intelligent-it.asia"><img src="'.plugins_url( 'assets/images/PPCC-PRO-icon-80x80.png',__file__).'" alt="FACEBOOK STAR RATING BRONZE"/></a>

</td>

<td class="forminp" align="right">

PayPal Currency Converter BASIC made by</br>

<a href="http://intelligent-it.asia" title="intelligent-it.asia"><img alt="'. __('PayPal Currency Converter BASIC plugin was brought to you by intelligent-it.asia.','PPCC-PRO').'" src="'.plugins_url('assets/images/intelligent-it-logo.png',__file__).'" /></a></br>

The IT you deserve.

</td>

<td align="right">Please

<form action="https://www.paypal.com/cgi-bin/webscr" method="post" target="_top">

<input type="hidden" name="cmd" value="_s-xclick">

<input type="hidden" name="hosted_button_id" value="26WB9A5VGALEQ">

<input type="image" src="https://www.paypalobjects.com/en_US/i/btn/btn_donateCC_LG.gif" border="0" name="submit" alt="PayPal - The safer, easier way to pay online!">

<img alt="" border="0" src="https://www.paypalobjects.com/de_DE/i/scr/pixel.gif" width="1" height="1">

</form>

or

</td>

</tr>

</tbody>

</table>

<h2>Buy <a href="http://codecanyon.net/item/paypal-currency-converter-pro-for-woocommerce/6343249" title="PAYPAL CURRENCY CONVERTER PRO FOR WOOCOMMERCE" >PAYPAL CURRENCY CONVERTER PRO FOR WOOCOMMERCE</a> plugin and benefit of its additional features such as:</h2>

<ul style="list-style-type:circle;border-left-width: 13px;margin-left: 19px;">

<li>Convert any given WooCommerce shop currency to allowed PayPal currencies for PayPal’s Payment Gateway within WooCommerce on checkout.</li>

<li>Supports upcoming and customized version of <a href="http://www.woothemes.com/products/paypal-digital-goods-gateway/">PayPal Digital Goods gateway</a></li>

<li>Supports customized version of <a href="https://wordpress.org/plugins/deals-engine/">Social Deals Engine</a></li>

<li>Converts Shopping cart total.</li>

<li>Converts Tax</li>

<li>Converts shipping costs</li>

<li>Custom Currency</li>

<li>Show the total, the tax, and current conversion rate in PayPal related payment gateways descriptions</li>

<li>Automatically update the currency exchange rate between your shop currency and the desired PayPal currency with WP-crontrol (or any other cron plugin), your hosting servers cron job, or a 3rd party cron job service.</li>

<li>Actual Currency Exchange Rates will be retrieved from “Open Exchange Rates API”, YAHOO Finance, or European Central Bank.</li>

<li>Google’s exchange rates history chart of the last 5 years.</li>

<li>Have your virtual product orders automatically completed after checkout!</li>

<li>Have your non virtual product orders automatically processed after checkout!</li>

<li>Sends notification email to the admin’s email address when the exchange rate has been updated.</li>

<li>Logs the actions into a log file.</li>

<li>Tool-tip help on every item.</li>

<li>Translation Ready</li>

<li>Easy to Setup</li>

<li>Works on Woocommerce 2.0.x+</li>

<li>Detailed Documentation Included</li>

</ul>

</div>';

}

/**

* Checks if WooCommerce is active

* @return bool true if WooCommerce is active, false otherwise

*/

public static function is_woocommerce_active() {

$active_plugins = (array) get_option( 'active_plugins', array() );

if ( is_multisite() )

$active_plugins = array_merge( $active_plugins, get_site_option( 'active_sitewide_plugins', array() ) );

return in_array( 'woocommerce/woocommerce.php', $active_plugins ) || array_key_exists( 'woocommerce/woocommerce.php', $active_plugins );

}

public function validate($input) {

$valid = array();

$valid['target_currency'] = $input['target_currency'];

$valid['conversion_rate'] = sanitize_text_field($input['conversion_rate']);

$valid['oer_api_id'] = $input['oer_api_id'];

$valid['cur_api_id'] = $input['cur_api_id'];

$valid['api_selection'] = $input['api_selection'];

// $valid['transactions'] = $input['transactions'];

// $valid['turnover'] = round($input['turnover'],2);

return $valid;

}

public function logging($msg) {

global $woocommerce;

$this->log = $woocommerce->logger();

$this->log->add( 'ppcc', $msg);

}

global $woocommerce;

$options = get_option('ppcc-options');

$paypayl_options = get_option('woocommerce_paypal_settings');

$ptn = "({.*})";

preg_match($ptn, $paypayl_options['description'], $matches);

if (count($matches)>0){

$replace_string='{' .$options['conversion_rate'].$options['target_currency'].'/'.get_woocommerce_currency().'}';

$paypayl_options['description'] = preg_replace($ptn, $replace_string, $paypayl_options['description']);

}

update_option( 'woocommerce_paypal_settings', $paypayl_options );

$requestUrl = "http://finance.yahoo.com/d/quotes.csv?e=.csv&f=sl1d1t1&s=".$from.$to."=X";

$filesize=2000;

$handle = fopen($requestUrl, "r");

$raw = fread($handle, $filesize);

fclose($handle);

$quote = explode(",", $raw);

if(!isset($quote[1])){

echo '<div class="error settings-error"><p>Could not retrieve any data from Yahoo <br/><a href"'.$requestUrl.'">'.$requestUrl.'</a></p></div>';

return 1;

exit;

}

return (string)($quote[1]);