From b443b53919f50bd0176e7b67dfd1efc28276a770 Mon Sep 17 00:00:00 2001
From: Igor Scheller <igor.scheller@igorshp.de>
Date: Thu, 18 Oct 2018 23:34:18 +0200
Subject: Translation: added pluralization support

---
 src/Helpers/Translator.php                   | 50 +++++++++++++++++++++++++---
 src/Renderer/Twig/Extensions/Translation.php |  1 +
 src/helpers.php                              | 17 ++++++++++
 3 files changed, 64 insertions(+), 4 deletions(-)

(limited to 'src')

diff --git a/src/Helpers/Translator.php b/src/Helpers/Translator.php
index 1e953a21..94fbd795 100644
--- a/src/Helpers/Translator.php
+++ b/src/Helpers/Translator.php
@@ -39,11 +39,39 @@ class Translator
     {
         $translated = $this->translateGettext($key);
 
-        if (!empty($replace)) {
-            $translated = call_user_func_array('sprintf', array_merge([$translated], $replace));
+        return $this->replaceText($translated, $replace);
+    }
+
+    /**
+     * Get the translation for a given key
+     *
+     * @param string $key
+     * @param string $pluralKey
+     * @param int    $number
+     * @param array  $replace
+     * @return string
+     */
+    public function translatePlural(string $key, string $pluralKey, int $number, array $replace = []): string
+    {
+        $translated = $this->translateGettextPlural($key, $pluralKey, $number);
+
+        return $this->replaceText($translated, $replace);
+    }
+
+    /**
+     * Replace placeholders
+     *
+     * @param string $key
+     * @param array  $replace
+     * @return mixed|string
+     */
+    protected function replaceText(string $key, array $replace = [])
+    {
+        if (empty($replace)) {
+            return $key;
         }
 
-        return $translated;
+        return call_user_func_array('sprintf', array_merge([$key], $replace));
     }
 
     /**
@@ -55,7 +83,21 @@ class Translator
      */
     protected function translateGettext(string $key): string
     {
-        return _($key);
+        return gettext($key);
+    }
+
+    /**
+     * Translate the key via gettext
+     *
+     * @param string $key
+     * @param string $keyPlural
+     * @param int    $number
+     * @return string
+     * @codeCoverageIgnore
+     */
+    protected function translateGettextPlural(string $key, string $keyPlural, int $number): string
+    {
+        return ngettext($key, $keyPlural, $number);
     }
 
     /**
diff --git a/src/Renderer/Twig/Extensions/Translation.php b/src/Renderer/Twig/Extensions/Translation.php
index 63f9800e..41619c19 100644
--- a/src/Renderer/Twig/Extensions/Translation.php
+++ b/src/Renderer/Twig/Extensions/Translation.php
@@ -44,6 +44,7 @@ class Translation extends TwigExtension
     {
         return [
             new TwigFunction('__', [$this->translator, 'translate']),
+            new TwigFunction('_e', [$this->translator, 'translatePlural']),
         ];
     }
 
diff --git a/src/helpers.php b/src/helpers.php
index 84f26dfa..64ca9ec8 100644
--- a/src/helpers.php
+++ b/src/helpers.php
@@ -153,6 +153,23 @@ function __($key, $replace = [])
     return $translator->translate($key, $replace);
 }
 
+/**
+ * Translate the given message
+ *
+ * @param  string $key
+ * @param  string $keyPlural
+ * @param  int    $number
+ * @param  array  $replace
+ * @return string
+ */
+function _e($key, $keyPlural, $number, $replace = [])
+{
+    /** @var Translator $translator */
+    $translator = app('translator');
+
+    return $translator->translatePlural($key, $keyPlural, $number, $replace);
+}
+
 /**
  * @param string $path
  * @param array  $parameters
-- 
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