[pt_BR] Created Internet provider with brazilian domains, top-level domains and transliteration method.

src/Faker/Provider/pt_BR/Internet.php

@@ -0,0 +1,44 @@
+<?php
+
+namespace Faker\Provider\pt_BR;
+
+class Internet extends \Faker\Provider\Internet
+{
+    protected static $freeEmailDomain = array('gmail.com', 'yahoo.com', 'hotmail.com', 'uol.com.br', 'terra.com.br', 'ig.com.br');
+    protected static $tld = array('com', 'com', 'com.br', 'com.br', 'net', 'net.br', 'br', 'org');
+
+    /**
+     * Converts pt-BR characters to their ASCII representation
+     *
+     * @param  string $string
+     * @return string
+     */
+    private static function toAscii($string)
+    {
+        return preg_replace('/&([a-z]{1,2})(?:acute|cedil|circ|grave|lig|orn|ring|slash|th|tilde|uml|caron);/i', '$1',
+            htmlentities($string, ENT_QUOTES, 'UTF-8'));
+    }
+
+    /**
+     * @example 'jdoe'
+     */
+    public function userName()
+    {
+        $format = static::randomElement(static::$userNameFormats);
+
+        return static::toLower(static::toAscii(static::bothify($this->generator->parse($format))));
+    }
+
+    /**
+     * @example 'faber'
+     */
+    public function domainWord()
+    {
+        $company = $this->generator->format('company');
+        $companyElements = explode(' ', $company);
+        $company = $companyElements[0];
+        $company = preg_replace('/\W/u', '', $company);
+
+        return static::toLower(static::toAscii($company));
+    }
+}