diff --git a/buffer/buffer.php b/buffer/buffer.php
index 131574819..97373f301 100644
--- a/buffer/buffer.php
+++ b/buffer/buffer.php
@@ -5,8 +5,9 @@
  * Version: 0.2
  * Author: Michael Vogel <http://pirati.ca/profile/heluecht>
  */
-require('addon/buffer/bufferapp.php');
+require 'addon/buffer/bufferapp.php';
 
+use Friendica\App;
 use Friendica\Core\Config;
 use Friendica\Core\PConfig;
 
@@ -236,8 +237,8 @@ function buffer_post_local(&$a,&$b) {
 	$b['postopts'] .= 'buffer';
 }
 
-function buffer_send(&$a,&$b) {
-
+function buffer_send(App $a, &$b)
+{
 	if($b['deleted'] || $b['private'] || ($b['created'] !== $b['edited']))
 		return;
 
@@ -331,7 +332,7 @@ function buffer_send(&$a,&$b) {
 					$item["body"] = preg_replace("(\[s\](.*?)\[\/s\])ism",'-$1-',$item["body"]);
 				}
 
-				$post = plaintext($a, $item, $limit, $includedlinks, $htmlmode);
+				$post = plaintext($item, $limit, $includedlinks, $htmlmode);
 				logger("buffer_send: converted message ".$b["id"]." result: ".print_r($post, true), LOGGER_DEBUG);
 
 				// The image proxy is used as a sanitizer. Buffer seems to be really picky about pictures
diff --git a/statusnet/statusnet.php b/statusnet/statusnet.php
index 23110d4fd..659ddaef2 100644
--- a/statusnet/statusnet.php
+++ b/statusnet/statusnet.php
@@ -637,7 +637,7 @@ function statusnet_post_hook(App $a, &$b)
 		$tempfile = "";
 		require_once "include/plaintext.php";
 		require_once "include/network.php";
-		$msgarr = plaintext($a, $b, $max_char, true, 7);
+		$msgarr = plaintext($b, $max_char, true, 7);
 		$msg = $msgarr["text"];
 
 		if (($msg == "") && isset($msgarr["title"]))
@@ -806,7 +806,7 @@ function statusnet_prepare_body(App $a, &$b)
 			}
 		}
 
-		$msgarr = plaintext($a, $item, $max_char, true, 7);
+		$msgarr = plaintext($item, $max_char, true, 7);
 		$msg = $msgarr["text"];
 
 		if (isset($msgarr["url"]) && ($msgarr["type"] != "photo")) {
diff --git a/twitter/twitter.php b/twitter/twitter.php
index 8efff281e..dbd0bab87 100644
--- a/twitter/twitter.php
+++ b/twitter/twitter.php
@@ -523,7 +523,7 @@ function twitter_post_hook(App $a, &$b)
 
 		$max_char = 280;
 		require_once "include/plaintext.php";
-		$msgarr = plaintext($a, $b, $max_char, true, 8);
+		$msgarr = plaintext($b, $max_char, true, 8);
 		$msg = $msgarr["text"];
 
 		if (($msg == "") && isset($msgarr["title"])) {
@@ -592,7 +592,7 @@ function twitter_post_hook(App $a, &$b)
 // -----------------
 			$max_char = 280;
 			require_once "include/plaintext.php";
-			$msgarr = plaintext($a, $b, $max_char, true, 8);
+			$msgarr = plaintext($b, $max_char, true, 8);
 			$msg = $msgarr["text"];
 
 			if (($msg == "") && isset($msgarr["title"])) {
@@ -789,7 +789,7 @@ function twitter_prepare_body(App $a, &$b)
 			}
 		}
 
-		$msgarr = plaintext($a, $item, $max_char, true, 8);
+		$msgarr = plaintext($item, $max_char, true, 8);
 		$msg = $msgarr["text"];
 
 		if (isset($msgarr["url"]) && ($msgarr["type"] != "photo")) {