Add abstract theme manager

Manager/AbstractThemeManager.php

@@ -0,0 +1,146 @@
+<?php
+
+/**
+ * This file is part of the bootstrap-bundle package.
+ *
+ * (c) 2018 WEBEWEB
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace WBW\Bundle\BootstrapBundle\Manager;
+
+use Twig_Environment;
+use WBW\Bundle\BootstrapBundle\Provider\ThemeProviderInterface;
+use WBW\Library\Core\Argument\ObjectHelper;
+
+/**
+ * Abstract theme manager.
+ *
+ * @author webeweb <https://github.com/webeweb/>
+ * @package WBW\Bundle\BootstrapBundle\Manager
+ * @abstract
+ */
+abstract class AbstractThemeManager extends AbstractManager {
+
+    /**
+     * Index.
+     *
+     * @var array
+     */
+    private $index;
+
+    /**
+     * Twig service.
+     *
+     * @var Twig_Environment
+     */
+    private $twig;
+
+    /**
+     * Constructor.
+     *
+     * @param Twig_Environment $twig The Twig service.
+     */
+    public function __construct(Twig_Environment $twig) {
+        parent::__construct();
+        $this->setIndex($this->initIndex());
+        $this->setTwig($twig);
+    }
+
+    /**
+     * Add the global.
+     *
+     * @return void
+     */
+    public function addGlobal() {
+        foreach ($this->getIndex() as $k => $v) {
+            if (null === $v) {
+                continue;
+            }
+            $this->getTwig()->addGlobal(str_replace("Interface", "", $k), $this->getProviders()[$v]);
+        }
+    }
+
+    /**
+     * Get the index.
+     *
+     * @return array Returns the index.
+     */
+    protected function getIndex() {
+        return $this->index;
+    }
+
+    /**
+     * Get a provider.
+     *
+     * @param string $provider The provider class name.
+     * @return ThemeProviderInterface Returns the theme provider in case of success, null otherwise.
+     */
+    protected function getProvider($provider) {
+        $k = ObjectHelper::getShortName($provider);
+        $v = $this->getIndex()[$k];
+        if (null === $v) {
+            return null;
+        }
+        return $this->getProviders()[$v];
+    }
+
+    /**
+     * Get the Twig.
+     *
+     * @return Twig_Environment Returns the Twig.
+     */
+    public function getTwig() {
+        return $this->twig;
+    }
+
+    /**
+     * Initialize the index.
+     *
+     * @return array Returns the initialized index.
+     */
+    abstract protected function initIndex();
+
+    /**
+     * Set the index.
+     *
+     * @param array $index The index.
+     * @return ManagerInterface Returns this manager.
+     */
+    protected function setIndex(array $index) {
+        $this->index = $index;
+        return $this;
+    }
+
+    /**
+     * Set a provider.
+     *
+     * @param mixed $provider The provider class name.
+     * @param ThemeProviderInterface $object The theme provider.
+     * @return ManagerInterface Returns this manager.
+     */
+    protected function setProvider($provider, ThemeProviderInterface $object) {
+        $k = ObjectHelper::getShortName($provider);
+        $v = $this->getIndex()[$k];
+        if (null !== $v) {
+            $this->getProviders()[$v] = $object;
+            return;
+        }
+        $this->index[$k] = count($this->getProviders());
+        return $this->registerProvider($object);
+    }
+
+    /**
+     * Set the Twig.
+     *
+     * @param Twig_Environment $twig The Twig.
+     * @return ManagerInterface Returns this manager.
+     */
+    protected function setTwig(Twig_Environment $twig) {
+        $this->twig = $twig;
+        return $this;
+    }
+
+}