Prevent fatal php errors if phpBB is v4

composer.json

@@ -3,7 +3,7 @@
 	"type": "phpbb-extension",
 	"description": "The official phpBB skeleton extension generator.",
 	"homepage": "https://www.phpbb.com/customise/db/official_tool/ext_skeleton/",
-	"version": "1.1.16",
+	"version": "1.2.0-dev",
 	"license": "GPL-2.0-only",
 	"authors": [
 		{
@@ -19,7 +19,7 @@
 		}
 	],
 	"require": {
-		"php": ">=5.6",
+		"php": ">=7.1",
 		"composer/installers": "~1.0",
 		"ext-zip": "*"
 	},
@@ -29,7 +29,7 @@
 	"extra": {
 		"display-name": "phpBB Skeleton Extension",
 		"soft-require": {
-			"phpbb/phpbb": ">=3.2.3,<4.0.0@dev"
+			"phpbb/phpbb": ">=3.3.0,<4.0.0@dev"
 		},
 		"version-check": {
 			"host": "www.phpbb.com",

ext.php

@@ -15,13 +15,13 @@
 
 class ext extends \phpbb\extension\base
 {
-	const DEFAULT_PHP = '7.1.3';
-	const DEFAULT_PHPBB_MIN = '3.3.0';
-	const DEFAULT_PHPBB_MAX = '4.0.0@dev';
+	public const DEFAULT_SKELETON_PHP = '7.1.3';
+	public const DEFAULT_SKELETON_PHPBB_MIN = '3.3.0';
+	public const DEFAULT_SKELETON_PHPBB_MAX = '4.0.0@dev';
 
-	const REQUIRE_PHPBB_MIN = '3.2.3';
-	const REQUIRE_PHPBB_MAX = '4.0.0-dev';
-	const REQUIRE_PHP = 50600;
+	public const MIN_PHPBB_ALLOWED = '3.3.0';
+	public const MAX_PHPBB_ALLOWED = '4.0.0-dev';
+	public const MIN_PHP_ALLOWED = 70100;
 
 	/**
 	 * @var array An array of installation error messages
@@ -51,11 +51,11 @@ public function is_enableable()
 	 */
 	protected function phpbb_requirement($phpBB_version = PHPBB_VERSION)
 	{
-		if (phpbb_version_compare($phpBB_version, self::REQUIRE_PHPBB_MIN, '<'))
+		if (phpbb_version_compare($phpBB_version, self::MIN_PHPBB_ALLOWED, '<'))
 		{
 			$this->errors[] = 'PHPBB_VERSION_MIN_ERROR';
 		}
-		else if (phpbb_version_compare($phpBB_version, self::REQUIRE_PHPBB_MAX, '>='))
+		else if (phpbb_version_compare($phpBB_version, self::MAX_PHPBB_ALLOWED, '>='))
 		{
 			$this->errors[] = 'PHPBB_VERSION_MAX_ERROR';
 		}
@@ -69,7 +69,7 @@ protected function phpbb_requirement($phpBB_version = PHPBB_VERSION)
 	 */
 	protected function php_requirement($php_version = PHP_VERSION_ID)
 	{
-		if ($php_version < self::REQUIRE_PHP)
+		if ($php_version < self::MIN_PHP_ALLOWED)
 		{
 			$this->errors[] = 'PHP_VERSION_ERROR';
 		}

helper/packager.php

@@ -16,7 +16,6 @@
 use phpbb\config\config;
 use phpbb\di\service_collection;
 use phpbb\filesystem\filesystem;
-use phpbb\path_helper;
 use phpbb\skeleton\ext;
 use phpbb\skeleton\template\twig\extension\skeleton_version_compare;
 use phpbb\template\context;
@@ -75,9 +74,9 @@ public function get_composer_dialog_values()
 				'extension_homepage'     => null,
 			],
 			'requirements' => [
-				'php_version'       => '>=' . ext::DEFAULT_PHP,
-				'phpbb_version_min' => '>=' . ext::DEFAULT_PHPBB_MIN,
-				'phpbb_version_max' => '<' . ext::DEFAULT_PHPBB_MAX,
+				'php_version'       => '>=' . ext::DEFAULT_SKELETON_PHP,
+				'phpbb_version_min' => '>=' . ext::DEFAULT_SKELETON_PHPBB_MIN,
+				'phpbb_version_max' => '<' . ext::DEFAULT_SKELETON_PHPBB_MAX,
 			],
 		];
 	}
@@ -199,20 +198,35 @@ protected function get_template_engine()
 			'assets_version'  => null,
 		]);
 
-		/** @var path_helper $path_helper */
-		$path_helper = $this->phpbb_container->get('path_helper');
-		/** @var filesystem $filesystem */
-		$filesystem = $this->phpbb_container->get('filesystem');
-		$environment = new environment(
-			$config,
-			$filesystem,
-			$path_helper,
-			$this->phpbb_container->getParameter('core.cache_dir'),
-			$this->phpbb_container->get('ext.manager'),
-			new loader(
-				new filesystem()
-			)
-		);
+		$container = $this->phpbb_container;
+		$path_helper = $container->get('path_helper');
+		$filesystem = $container->get('filesystem');
+		$cache_dir = $container->getParameter('core.cache_dir');
+		$ext_manager = $container->get('ext.manager');
+
+		$is_phpbb_4 = defined('PHPBB_VERSION') &&
+			phpbb_version_compare(PHPBB_VERSION, '4.0.0-dev', '>=');
+
+		$args = $is_phpbb_4
+			? [
+				$container->get('assets.bag'),
+				$config,
+				$filesystem,
+				$path_helper,
+				$cache_dir,
+				$ext_manager,
+				new loader()
+			]
+			: [
+				$config,
+				$filesystem,
+				$path_helper,
+				$cache_dir,
+				$ext_manager,
+				new loader(new filesystem())
+			];
+
+		$environment = new environment(...$args);
 
 		// Custom filter for use by packager to decode greater/less than symbols
 		$filter = new \Twig\TwigFilter('skeleton_decode', function ($string) {
@@ -225,8 +239,8 @@ protected function get_template_engine()
 			$config,
 			new context(),
 			$environment,
-			$this->phpbb_container->getParameter('core.cache_dir'),
-			$this->phpbb_container->get('user'),
+			$cache_dir,
+			$container->get('user'),
 			[
 				new skeleton_version_compare()
 			]

language/en/common.php

@@ -70,13 +70,13 @@
 
 	'SKELETON_QUESTION_PHP_VERSION'					=> 'Please enter the PHP requirement of the extension',
 	'SKELETON_QUESTION_PHP_VERSION_UI'				=> 'PHP requirement of the extension',
-	'SKELETON_QUESTION_PHP_VERSION_EXPLAIN'			=> 'default: >=' . \phpbb\skeleton\ext::DEFAULT_PHP,
+	'SKELETON_QUESTION_PHP_VERSION_EXPLAIN'			=> 'default: >=' . \phpbb\skeleton\ext::DEFAULT_SKELETON_PHP,
 	'SKELETON_QUESTION_PHPBB_VERSION_MIN'			=> 'Please enter the minimum phpBB requirement of the extension',
 	'SKELETON_QUESTION_PHPBB_VERSION_MIN_UI'		=> 'Minimum phpBB requirement of the extension',
-	'SKELETON_QUESTION_PHPBB_VERSION_MIN_EXPLAIN'	=> 'default: >=' . \phpbb\skeleton\ext::DEFAULT_PHPBB_MIN,
+	'SKELETON_QUESTION_PHPBB_VERSION_MIN_EXPLAIN'	=> 'default: >=' . \phpbb\skeleton\ext::DEFAULT_SKELETON_PHPBB_MIN,
 	'SKELETON_QUESTION_PHPBB_VERSION_MAX'			=> 'Please enter the maximum phpBB requirement of the extension',
 	'SKELETON_QUESTION_PHPBB_VERSION_MAX_UI'		=> 'Maximum phpBB requirement of the extension',
-	'SKELETON_QUESTION_PHPBB_VERSION_MAX_EXPLAIN'	=> 'default: <' . \phpbb\skeleton\ext::DEFAULT_PHPBB_MAX,
+	'SKELETON_QUESTION_PHPBB_VERSION_MAX_EXPLAIN'	=> 'default: <' . \phpbb\skeleton\ext::DEFAULT_SKELETON_PHPBB_MAX,
 
 	'SKELETON_QUESTION_COMPONENT_PHPLISTENER'		=> 'Create sample PHP event listeners',
 	'SKELETON_QUESTION_COMPONENT_PHPLISTENER_UI'	=> 'PHP event listeners',

tests/controller/main_test.php

@@ -146,7 +146,7 @@ public function test_handle($status_code, $page_content)
 				['vendor_name', '', true, \phpbb\request\request_interface::REQUEST, 'foo'],
 				['author_name', [''], true, \phpbb\request\request_interface::REQUEST, ['bar']],
 				['extension_version', '1.0.0-dev', true, \phpbb\request\request_interface::REQUEST, '1.0.0-dev'],
-				['php_version', '>=' . ext::DEFAULT_PHP, false, \phpbb\request\request_interface::REQUEST, '>=' . ext::DEFAULT_PHP],
+				['php_version', '>=' . ext::DEFAULT_SKELETON_PHP, false, \phpbb\request\request_interface::REQUEST, '>=' . ext::DEFAULT_SKELETON_PHP],
 				['component_phplistener', false, false, \phpbb\request\request_interface::REQUEST, true],
 			]);
 
@@ -229,7 +229,7 @@ public function test_handle($status_code, $page_content)
 					'NAME'         => 'php_version',
 					'DESC'         => 'SKELETON_QUESTION_PHP_VERSION_UI',
 					'DESC_EXPLAIN' => 'SKELETON_QUESTION_PHP_VERSION_EXPLAIN',
-					'VALUE'        => '>=' . ext::DEFAULT_PHP,
+					'VALUE'        => '>=' . ext::DEFAULT_SKELETON_PHP,
 				]],
 				['requirement', [
 					'NAME'         => 'phpbb_version_min',

tests/helper/packager_test.php

@@ -217,7 +217,7 @@ public function test_get_template_engine_returns_twig_instance()
 				$user
 			);
 
-		$this->container->expects($this->exactly(2))
+		$this->container->expects($this->once())
 			->method('getParameter')
 			->with('core.cache_dir')
 			->willReturn(false);