Adding translator interface and implementation

src/Translators/CraftTranslator.php

@@ -0,0 +1,27 @@
+<?php
+
+namespace Solspace\Commons\Translators;
+
+class CraftTranslator implements TranslatorInterface
+{
+    /**
+     * Translates a string
+     * Replaces any variables in the $string with variables from $variables
+     * User brackets to specify variables in string
+     *
+     * Example:
+     * Translation string: "Hello, {firstName}!"
+     * Variables: ["firstName": "Icarus"]
+     * End result: "Hello, Icarus!"
+     *
+     * @param string $category
+     * @param string $string
+     * @param array  $variables
+     *
+     * @return string
+     */
+    public function translate(string $category, string$string, array $variables = []): string
+    {
+        return \Craft::t($category, $string, $variables);
+    }
+}

src/Translators/TranslatorInterface.php

@@ -0,0 +1,24 @@
+<?php
+
+namespace Solspace\Commons\Translators;
+
+interface TranslatorInterface
+{
+    /**
+     * Translates a string
+     * Replaces any variables in the $string with variables from $variables
+     * User brackets to specify variables in string
+     *
+     * Example:
+     * Translation string: "Hello, {firstName}!"
+     * Variables: ["firstName": "Icarus"]
+     * End result: "Hello, Icarus!"
+     *
+     * @param string $category
+     * @param string $string
+     * @param array  $variables
+     *
+     * @return string
+     */
+    public function translate(string $category, string $string, array $variables = []): string;
+}