Implement dummy sitemap generator.

Exception/DarvinSitemapException.php

@@ -0,0 +1,19 @@
+<?php
+/**
+ * @author    Igor Nikolaev <[email protected]>
+ * @copyright Copyright (c) 2016, Darvin Studio
+ * @link      https://www.darvin-studio.ru
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Darvin\SitemapBundle\Exception;
+
+/**
+ * Base exception
+ */
+class DarvinSitemapException extends \Exception
+{
+
+}

Generator/GeneratorException.php

@@ -0,0 +1,21 @@
+<?php
+/**
+ * @author    Igor Nikolaev <[email protected]>
+ * @copyright Copyright (c) 2016, Darvin Studio
+ * @link      https://www.darvin-studio.ru
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Darvin\SitemapBundle\Generator;
+
+use Darvin\SitemapBundle\Exception\DarvinSitemapException;
+
+/**
+ * Sitemap generator exception
+ */
+class GeneratorException extends DarvinSitemapException
+{
+
+}

Generator/SitemapGenerator.php

@@ -0,0 +1,54 @@
+<?php
+/**
+ * @author    Igor Nikolaev <[email protected]>
+ * @copyright Copyright (c) 2016, Darvin Studio
+ * @link      https://www.darvin-studio.ru
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Darvin\SitemapBundle\Generator;
+
+use Darvin\SitemapBundle\Url\SitemapUrlProviderInterface;
+
+/**
+ * Sitemap generator
+ */
+class SitemapGenerator implements SitemapGeneratorInterface
+{
+    /**
+     * @var \Darvin\SitemapBundle\Url\SitemapUrlProviderInterface[]
+     */
+    private $urlProviders;
+
+    /**
+     * Constructor
+     */
+    public function __construct()
+    {
+        $this->urlProviders = array();
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function addUrlProvider(SitemapUrlProviderInterface $urlProvider)
+    {
+        $class = get_class($urlProvider);
+
+        if (isset($this->urlProviders[$class])) {
+            throw new GeneratorException(sprintf('Sitemap URL provider "%s" already added to sitemap generator.', $class));
+        }
+
+        $this->urlProviders[$class] = $urlProvider;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function generateSitemap()
+    {
+        // TODO: Implement generateSitemap() method.
+    }
+}

Generator/SitemapGeneratorInterface.php

@@ -0,0 +1,29 @@
+<?php
+/**
+ * @author    Igor Nikolaev <[email protected]>
+ * @copyright Copyright (c) 2016, Darvin Studio
+ * @link      https://www.darvin-studio.ru
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Darvin\SitemapBundle\Generator;
+
+use Darvin\SitemapBundle\Url\SitemapUrlProviderInterface;
+
+/**
+ * Sitemap generator
+ */
+interface SitemapGeneratorInterface
+{
+    /**
+     * @param \Darvin\SitemapBundle\Url\SitemapUrlProviderInterface $urlProvider Sitemap URL provider
+     */
+    public function addUrlProvider(SitemapUrlProviderInterface $urlProvider);
+
+    /**
+     * @return string
+     */
+    public function generateSitemap();
+}

Sitemap/SitemapUrl.php → Url/SitemapUrl.php

@@ -8,7 +8,7 @@
  * file that was distributed with this source code.
  */
 
-namespace Darvin\SitemapBundle\Sitemap;
+namespace Darvin\SitemapBundle\Url;
 
 use Symfony\Component\Validator\Constraints as Assert;
 

Url/SitemapUrlProviderInterface.php

@@ -0,0 +1,22 @@
+<?php
+/**
+ * @author    Igor Nikolaev <[email protected]>
+ * @copyright Copyright (c) 2016, Darvin Studio
+ * @link      https://www.darvin-studio.ru
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Darvin\SitemapBundle\Url;
+
+/**
+ * Sitemap URL provider
+ */
+interface SitemapUrlProviderInterface
+{
+    /**
+     * @return \Darvin\SitemapBundle\Url\SitemapUrl[]
+     */
+    public function getSitemapUrls();
+}