added email change strategies

lib/User/Factory/EmailChangeStrategyFactory.php

@@ -0,0 +1,67 @@
+<?php
+namespace Da\User\Factory;
+
+use Da\User\Contracts\MailChangeStrategyInterface;
+use Da\User\Contracts\StrategyInterface;
+use Da\User\Form\SettingsForm;
+use Da\User\Strategy\DefaultEmailChangeStrategy;
+use Da\User\Strategy\InsecureEmailChangeStrategy;
+use Da\User\Strategy\SecureEmailChangeStrategy;
+use Yii;
+use Exception;
+
+class EmailChangeStrategyFactory
+{
+
+    protected static $map = [
+        MailChangeStrategyInterface::TYPE_INSECURE => InsecureEmailChangeStrategy::class,
+        MailChangeStrategyInterface::TYPE_DEFAULT => DefaultEmailChangeStrategy::class,
+        MailChangeStrategyInterface::TYPE_SECURE => SecureEmailChangeStrategy::class
+    ];
+
+    /**
+     * @param $strategy
+     * @param SettingsForm $form
+     *
+     * @return MailChangeStrategyInterface
+     * @throws Exception
+     */
+    public static function makeByStrategyType($strategy, SettingsForm $form)
+    {
+        if (array_key_exists($strategy, static::$map)) {
+            return Yii::createObject(static::$map[$strategy], [$form]);
+        }
+
+        throw new Exception('Unknown strategy type');
+    }
+
+    /**
+     * @param SettingsForm $form
+     *
+     * @return DefaultEmailChangeStrategy
+     */
+    public static function makeDefaultEmailChangeStrategy(SettingsForm $form)
+    {
+        return Yii::createObject(static::$map[MailChangeStrategyInterface::TYPE_DEFAULT], [$form]);
+    }
+
+    /**
+     * @param SettingsForm $form
+     *
+     * @return InsecureEmailChangeStrategy
+     */
+    public static function makeInsecureEmailChangeStrategy(SettingsForm $form)
+    {
+        return Yii::createObject(static::$map[MailChangeStrategyInterface::TYPE_INSECURE], [$form]);
+    }
+
+    /**
+     * @param SettingsForm $form
+     *
+     * @return SecureEmailChangeStrategy
+     */
+    public static function makeSecureEmailChangeStrategy(SettingsForm $form)
+    {
+        return Yii::createObject(static::$map[MailChangeStrategyInterface::TYPE_SECURE], [$form]);
+    }
+}