From dba0e81ca271bfb92bda1b2b5c481445e1507fbc Mon Sep 17 00:00:00 2001
From: Giuseppe Mazzapica <giuseppe.mazzapica@gmail.com>
Date: Mon, 15 May 2017 13:33:53 +0200
Subject: [PATCH] Make compatible with Composer 1.3+

---
 src/Unzipper.php | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/src/Unzipper.php b/src/Unzipper.php
index 0424af5..ea28009 100644
--- a/src/Unzipper.php
+++ b/src/Unzipper.php
@@ -55,9 +55,10 @@ public function unzip($zipPath, $target)
      *
      * @param PackageInterface $package
      * @param string $path
+     * @param bool $output
      * @return string|void
      */
-    public function download(PackageInterface $package, $path)
+    public function download(PackageInterface $package, $path, $output = true)
     {
     }
 
@@ -71,11 +72,9 @@ public function download(PackageInterface $package, $path)
      */
     private function checkLibrary($zipPath)
     {
-        if (!isset(parent::$hasSystemUnzip)) {
-            parent::$hasSystemUnzip = (new ExecutableFinder())->find('unzip');
-        }
+        $hasSystemUnzip = (new ExecutableFinder())->find('unzip');
 
-        if (!parent::$hasSystemUnzip && !class_exists('ZipArchive')) {
+        if (!$hasSystemUnzip && !class_exists('ZipArchive')) {
             $name = basename($zipPath);
             throw new \RuntimeException(
                 "Can't unzip '{$name}' because your system does not support unzip."