From 2285c516bfa11897709e7e73cbced79dda3bba10 Mon Sep 17 00:00:00 2001
From: c33s <dev@c33s.net>
Date: Sun, 1 Nov 2020 20:37:53 +0100
Subject: [PATCH] refs: #233

---
 composer.json  |  4 ++--
 src/Plugin.php | 29 ++++++++++++++++++++++++++---
 2 files changed, 28 insertions(+), 5 deletions(-)

diff --git a/composer.json b/composer.json
index 21691e1..48810f2 100644
--- a/composer.json
+++ b/composer.json
@@ -13,10 +13,10 @@
     "require": {
         "php": "^5.3.2 || ^7.0",
         "ext-curl": "*",
-        "composer-plugin-api": "^1.0.0"
+        "composer-plugin-api": "^1.0.0 || ^2.0"
     },
     "require-dev": {
-        "composer/composer": "1.0.0",
+        "composer/composer": "1.0.0 || ^2.0@dev",
         "phpunit/phpunit": "4.8.* || 5.7.* || ^6.3",
         "squizlabs/php_codesniffer": "^2.5"
     },
diff --git a/src/Plugin.php b/src/Plugin.php
index 50a19ed..548dcfd 100644
--- a/src/Plugin.php
+++ b/src/Plugin.php
@@ -7,16 +7,18 @@
 namespace Hirak\Prestissimo;
 
 use Composer\Composer;
-use Composer\IO;
+use Composer\IO\IOInterface;
 use Composer\Plugin as CPlugin;
 use Composer\EventDispatcher;
 use Composer\Installer;
+use Composer\Plugin\PluginInterface;
+use Composer\Semver\Comparator;
 
 class Plugin implements
     CPlugin\PluginInterface,
     EventDispatcher\EventSubscriberInterface
 {
-    /** @var IO\IOInterface */
+    /** @var IOInterface */
     private $io;
 
     /** @var Composer\Config */
@@ -49,8 +51,12 @@ class Plugin implements
         'https'
     );
 
-    public function activate(Composer $composer, IO\IOInterface $io)
+    public function activate(Composer $composer, IOInterface $io)
     {
+        if (self::isApiVersion2OrHigher()) {
+            return $this->disable();
+        }
+
         // @codeCoverageIgnoreStart
         // guard for self-update problem
         if (__CLASS__ !== 'Hirak\Prestissimo\Plugin') {
@@ -104,6 +110,10 @@ class_exists(__NAMESPACE__ . '\\' . $class);
 
     public static function getSubscribedEvents()
     {
+        if (self::isApiVersion2OrHigher()) {
+            return array();
+        }
+
         return array(
             CPlugin\PluginEvents::PRE_FILE_DOWNLOAD => 'onPreFileDownload',
             Installer\InstallerEvents::POST_DEPENDENCIES_SOLVING => array(
@@ -189,4 +199,17 @@ public function isDisabled()
     {
         return $this->disabled;
     }
+
+    public function deactivate(Composer $composer, IOInterface $io)
+    {
+    }
+
+    public function uninstall(Composer $composer, IOInterface $io)
+    {
+    }
+
+    protected static function isApiVersion2OrHigher()
+    {
+        return Comparator::greaterThanOrEqualTo(PluginInterface::PLUGIN_API_VERSION, '2.0.0');
+    }
 }