Add generic stringifier.

DarvinStudio · Dec 9, 2019 · 7848432 · 7848432
1 parent 5ed934f
commit 7848432
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Showing 5 changed files with 184 additions and 49 deletions.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -59,3 +59,5 @@
 7.2.1: Use "object" type hint.
 
 7.2.2: Rename stringifier interface to Doctrine stringifier.
+
+7.2.3: Add generic stringifier.
diff --git a/Strings/Stringifier/DoctrineStringifier.php b/Strings/Stringifier/DoctrineStringifier.php
@@ -18,6 +18,8 @@
  */
 class DoctrineStringifier implements DoctrineStringifierInterface
 {
+    use StringifierTrait;
+
     private const DATETIME_FORMATS = [
         Types::DATE_MUTABLE       => 'd.m.Y',
         Types::DATETIME_MUTABLE   => 'd.m.Y H:i:s',
@@ -46,9 +48,6 @@ public function stringify($value, string $dataType): string
         if (null === $value) {
             return '';
         }
-        if (is_string($value)) {
-            return $value;
-        }
         if (is_object($value) && method_exists($value, '__toString')) {
             return (string)$value;
         }
@@ -88,53 +87,10 @@ public function stringify($value, string $dataType): string
     }
 
     /**
-     * @param array $value Value to stringify
-     *
-     * @return string
-     */
-    private function stringifyArray(array $value): string
-    {
-        return json_encode($value);
-    }
-
-    /**
-     * @param bool $value Value to stringify
-     *
-     * @return string
-     */
-    private function stringifyBoolean(bool $value): string
-    {
-        return $this->translator->trans(sprintf('boolean.%s', $value ? 'yes' : 'no'));
-    }
-
-    /**
-     * @param \DateTime $value  Value to stringify
-     * @param string    $format Datetime format
-     *
-     * @return string
-     */
-    private function stringifyDatetime(\DateTime $value, string $format): string
-    {
-        return $value->format($format);
-    }
-
-    /**
-     * @param object $value Value to stringify
-     *
-     * @return string
-     */
-    private function stringifyObject(object $value): string
-    {
-        return serialize($value);
-    }
-
-    /**
-     * @param mixed $value Value to stringify
-     *
-     * @return string
+     * {@inheritDoc}
      */
-    private function stringifyScalar($value): string
+    protected function getTranslator(): TranslatorInterface
     {
-        return (string)$value;
+        return $this->translator;
     }
 }
diff --git a/Strings/Stringifier/Stringifier.php b/Strings/Stringifier/Stringifier.php
@@ -0,0 +1,71 @@
+<?php declare(strict_types=1);
+/**
+ * @author    Igor Nikolaev <[email protected]>
+ * @copyright Copyright (c) 2019, 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\Utils\Strings\Stringifier;
+
+use Symfony\Contracts\Translation\TranslatorInterface;
+
+/**
+ * Stringifier
+ */
+class Stringifier implements StringifierInterface
+{
+    use StringifierTrait;
+
+    /**
+     * @var \Symfony\Contracts\Translation\TranslatorInterface
+     */
+    private $translator;
+
+    /**
+     * @param \Symfony\Contracts\Translation\TranslatorInterface $translator Translator
+     */
+    public function __construct(TranslatorInterface $translator)
+    {
+        $this->translator = $translator;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function stringify($value): string
+    {
+        $type = gettype($value);
+
+        switch ($type) {
+            case 'boolean':
+                return $this->stringifyBoolean($value);
+
+            case 'integer':
+            case 'double':
+                return $this->stringifyScalar($value);
+
+            case 'string':
+                return $value;
+
+            case 'array':
+                return $this->stringifyArray($value);
+
+            case 'object':
+                return $this->stringifyObject($value);
+
+            default:
+                return '';
+        }
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    protected function getTranslator(): TranslatorInterface
+    {
+        return $this->translator;
+    }
+}
diff --git a/Strings/Stringifier/StringifierInterface.php b/Strings/Stringifier/StringifierInterface.php
@@ -0,0 +1,24 @@
+<?php declare(strict_types=1);
+/**
+ * @author    Igor Nikolaev <[email protected]>
+ * @copyright Copyright (c) 2019, 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\Utils\Strings\Stringifier;
+
+/**
+ * Stringifier
+ */
+interface StringifierInterface
+{
+    /**
+     * @param mixed $value Value to stringify
+     *
+     * @return string
+     */
+    public function stringify($value): string;
+}
diff --git a/Strings/Stringifier/StringifierTrait.php b/Strings/Stringifier/StringifierTrait.php
@@ -0,0 +1,82 @@
+<?php declare(strict_types=1);
+/**
+ * @author    Igor Nikolaev <[email protected]>
+ * @copyright Copyright (c) 2019, 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\Utils\Strings\Stringifier;
+
+use Symfony\Contracts\Translation\TranslatorInterface;
+
+/**
+ * Stringifier trait
+ */
+trait StringifierTrait
+{
+    /**
+     * @return \Symfony\Contracts\Translation\TranslatorInterface
+     */
+    abstract protected function getTranslator(): TranslatorInterface;
+
+    /**
+     * @param array $value Value to stringify
+     *
+     * @return string
+     */
+    private function stringifyArray(array $value): string
+    {
+        return json_encode($value);
+    }
+
+    /**
+     * @param bool $value Value to stringify
+     *
+     * @return string
+     */
+    private function stringifyBoolean(bool $value): string
+    {
+        return $this->getTranslator()->trans(sprintf('boolean.%s', $value ? 'yes' : 'no'));
+    }
+
+    /**
+     * @param object $value Value to stringify
+     *
+     * @return string
+     */
+    private function stringifyObject(object $value): string
+    {
+        if ($value instanceof \DateTime) {
+            return $this->stringifyDatetime($value);
+        }
+        if (method_exists($value, '__toString')) {
+            return (string)$value;
+        }
+
+        return serialize($value);
+    }
+
+    /**
+     * @param \DateTime $value  Value to stringify
+     * @param string    $format Datetime format
+     *
+     * @return string
+     */
+    private function stringifyDatetime(\DateTime $value, string $format = 'd.m.Y H:i:s'): string
+    {
+        return $value->format($format);
+    }
+
+    /**
+     * @param mixed $value Value to stringify
+     *
+     * @return string
+     */
+    private function stringifyScalar($value): string
+    {
+        return (string)$value;
+    }
+}