Merge pull request #8 from lukecurtis93/master

Set Language Addition whenHears

Author: freekmurze

src/PublicStream.php

@@ -24,6 +24,7 @@ public function __construct(
     /**
      * @param string|array $listenFor
      * @param callable $whenHears
+     * @param string $lang
      *
      * @return $this
      */
@@ -58,4 +59,17 @@ public function whenTweets($twitterUserIds, callable $whenTweets)
 
         return $this;
     }
+    
+    /**
+     * @param string $lang
+     * Restricts tweets to the given language, given by an ISO 639-1 code (http://en.wikipedia.org/wiki/List_of_ISO_639-1_codes).
+     *
+     * @return $this
+     */
+    public function setLocale($lang)
+    {
+        $this->stream->setLang($lang);
+
+        return $this;
+    }
 }