Add czech national bank importer.

src/Sylius/Bundle/CurrencyBundle/Resources/config/services.xml

@@ -25,6 +25,8 @@
         <parameter key="sylius.currency_importer.european_central_bank.class">Sylius\Component\Currency\Importer\EuropeanCentralBankImporter</parameter>
         <parameter key="sylius.currency_importer.open_exchange_rates.class">Sylius\Component\Currency\Importer\OpenExchangeRatesImporter</parameter>
 
+        <parameter key="sylius.currency_importer.cnb.class">Sylius\Component\Currency\Importer\CzechNationalBankImporter</parameter>
+
         <parameter key="sylius.form.type_extension.money.class">Sylius\Bundle\CurrencyBundle\Form\Extension\MoneyTypeExtension</parameter>
         <parameter key="sylius.form.type.currency_choice.class">Sylius\Bundle\CurrencyBundle\Form\Type\CurrencyChoiceType</parameter>
     </parameters>
@@ -60,6 +62,11 @@
         </service>
         <service id="sylius.currency_importer.ecb" alias="sylius.currency_importer.european_central_bank" />
 
+        <service id="sylius.currency_importer.cnb" class="%sylius.currency_importer.cnb.class%">
+            <argument type="service" id="sylius.manager.currency" />
+            <argument type="service" id="sylius.repository.currency" />
+        </service>
+
         <service id="sylius.currency_importer.open_exchange_rates" class="%sylius.currency_importer.open_exchange_rates.class%">
             <argument type="service" id="sylius.manager.currency" />
             <argument type="service" id="sylius.repository.currency" />

src/Sylius/Component/Currency/Importer/CzechNationalBankImporter.php

@@ -0,0 +1,50 @@
+<?php
+
+namespace Sylius\Component\Currency\Importer;
+
+
+use DateTime;
+
+class CzechNationalBankImporter extends AbstractImporter
+{
+	private $url = 'http://www.cnb.cz/cs/financni_trhy/devizovy_trh/kurzy_devizoveho_trhu/denni_kurz.xml?date=';
+
+	/**
+	 * {@inheritdoc}
+	 */
+	public function configure(array $options = array())
+	{
+
+	}
+
+	/**
+	 * {@inheritdoc}
+	 */
+	public function import(array $managedCurrencies = array())
+	{
+		$date = new DateTime('now');
+		$fullUrl = $this->url . $date->format('d.m.Y');
+
+		$xml = @simplexml_load_file($fullUrl);
+
+		if ($xml instanceof \SimpleXMLElement) {
+
+			$data = $xml->xpath('/kurzy/tabulka/*');
+
+			foreach ($data as $row) {
+
+				$currency = (string)$row->attributes()->kod;
+
+				$rate    = str_replace(',', '.', $row->attributes()->kurz);
+				$ammount = (int)$row->attributes()->mnozstvi;
+				$rateToCZK = floatval($ammount/$rate);
+
+				echo ($ammount/$ammount) . ' ' . 'CZK' . ' == ' . $rateToCZK . ' ' . $currency  . "\n";
+
+				$this->updateOrCreate($managedCurrencies, (string) $currency, $rateToCZK);
+			}
+
+			$this->manager->flush();
+		}
+	}
+}