chore: drop eol php 8.0

.gitattributes

@@ -3,7 +3,8 @@
 /.gitattributes export-ignore
 /.github export-ignore
 /.gitignore export-ignore
-/.travis.yml export-ignore
-/phpunit.xml.dist export-ignore
+/.php-cs-fixer.php export-ignore
 /README.md export-ignore
+/phpstan.neon export-ignore
+/phpunit.xml.dist export-ignore
 /tests export-ignore

.github/workflows/tests.yml

@@ -15,8 +15,9 @@ jobs:
   tests:
     runs-on: ubuntu-latest
     strategy:
+      fail-fast: false
       matrix:
-        php: ['8.0', '8.1', '8.2', '8.3']
+        php: ['8.1', '8.2', '8.3']
         ext: ['curl, mbstring, openssl', 'curl, mbstring, openssl, gmp']
 
     name: PHP ${{ matrix.php }} (${{ matrix.ext }})
@@ -37,7 +38,7 @@ jobs:
         run: echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
 
       - name: Cache Composer dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ${{ steps.composer-cache.outputs.dir }}
           key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.lock') }}
@@ -49,9 +50,9 @@ jobs:
       - name: Setup node
         uses: actions/setup-node@v4
         with:
-          node-version: '18'
+          node-version: '20'
 
-      - name: Install web-push-testing-service
+      - name: Install web-push-testing server
         run: |
           npm install -g web-push-testing
 
@@ -65,7 +66,6 @@ jobs:
         run: composer test:typing
 
       - name: Run php-cs-fixer
-        if: ${{ matrix.php != '8.2' }} # Not supported yet.
         run: |
           composer test:syntax
           composer test:syntax_tests

.gitignore

@@ -7,6 +7,6 @@ cli.log
 module.log
 .vagrant
 Vagrantfile # temp, may be?
-/.phpunit.result.cache
+.phpunit.cache/*
 .php-cs-fixer.cache
 .idea/

.php-cs-fixer.php

@@ -0,0 +1,21 @@
+<?php
+// https://github.com/PHP-CS-Fixer/PHP-CS-Fixer/blob/master/doc/config.rst
+
+$config = new PhpCsFixer\Config();
+$rules  = [
+    '@PSR12'                              => true, // The default rule.
+    '@PHP81Migration'                     => true, // Must be the same as the min PHP version.
+    'blank_line_after_opening_tag'        => false, // Do not waste space between <?php and declare.
+    'global_namespace_import'             => ['import_classes' => false, 'import_constants' => false, 'import_functions' => false],
+    'php_unit_test_class_requires_covers' => true,
+    'php_unit_method_casing'              => true,
+    // Do not enable by default. These rules require review!! (but they are useful)
+    // '@PHP80Migration:risky'      => true,
+    // '@PHPUnit100Migration:risky' => true,
+];
+
+$config->setRules($rules);
+$config->setHideProgress(true);
+$config->setRiskyAllowed(true);
+
+return $config;

README.md

@@ -9,7 +9,7 @@ As it is standardized, you don't have to worry about what server type it relies
 
 ## Requirements
 
-PHP 8.0+ and the following extensions:
+PHP 8.1+ and the following extensions:
  * gmp (optional but better for performance)
  * mbstring
  * curl
@@ -21,6 +21,7 @@ There is no support and maintenance for older PHP versions, however you are free
 - PHP 7.1: `v3.x-v5.x`
 - PHP 7.2: `v6.x`
 - PHP 7.3 7.4: `v7.x`
+- PHP 8.0: `v8.x`
 
 This README is only compatible with the latest version. Each version of the library has a git tag where the corresponding README can be read.
 

composer.json

@@ -15,31 +15,32 @@
   "scripts": {
     "fix:syntax": "./vendor/bin/php-cs-fixer fix ./src --using-cache=no",
     "fix:syntax_tests": "./vendor/bin/php-cs-fixer fix ./tests --using-cache=no",
-    "test:unit": "./vendor/bin/phpunit --color",
+    "test:unit": "./vendor/bin/phpunit",
+    "test:unit_offline": "./vendor/bin/phpunit --exclude-group=online",
     "test:typing": "./vendor/bin/phpstan analyse",
     "test:syntax": "./vendor/bin/php-cs-fixer fix ./src --dry-run --stop-on-violation --using-cache=no",
     "test:syntax_tests": "./vendor/bin/php-cs-fixer fix ./tests --dry-run --stop-on-violation --using-cache=no"
   },
   "require": {
-    "php": ">=8.0",
+    "php": ">=8.1",
     "ext-curl": "*",
     "ext-json": "*",
     "ext-mbstring": "*",
     "ext-openssl": "*",
-    "guzzlehttp/guzzle": "^7.0.1|^6.2",
-    "web-token/jwt-signature": "^2.0|^3.0.2",
-    "web-token/jwt-key-mgmt": "^2.0|^3.0.2",
-    "web-token/jwt-signature-algorithm-ecdsa": "^2.0|^3.0.2",
-    "web-token/jwt-util-ecc": "^2.0|^3.0.2",
-    "spomky-labs/base64url": "^2.0"
+    "guzzlehttp/guzzle": "^7.4.5",
+    "web-token/jwt-signature": "^3.2.9",
+    "web-token/jwt-key-mgmt": "^3.2.9",
+    "web-token/jwt-signature-algorithm-ecdsa": "^3.2.9",
+    "web-token/jwt-util-ecc": "^3.2.9",
+    "spomky-labs/base64url": "^2.0.4"
   },
   "suggest": {
     "ext-gmp": "Optional for performance."
   },
   "require-dev": {
-    "phpunit/phpunit": "^9.5.27",
-    "phpstan/phpstan": "^1.9.8",
-    "friendsofphp/php-cs-fixer": "^v3.13.2"
+    "phpunit/phpunit": "^10.5.9",
+    "phpstan/phpstan": "^1.10.57",
+    "friendsofphp/php-cs-fixer": "^v3.48.0"
   },
   "autoload": {
     "psr-4": {

phpunit.xml.dist

@@ -1,13 +1,26 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <phpunit backupGlobals="false"
-         backupStaticAttributes="false"
+         backupStaticProperties="false"
          bootstrap="vendor/autoload.php"
+         cacheDirectory=".phpunit.cache"
          colors="true"
-         convertErrorsToExceptions="true"
-         convertNoticesToExceptions="true"
-         convertWarningsToExceptions="true"
          processIsolation="false"
-         stopOnFailure="false">
+         stopOnFailure="false"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/10.5/phpunit.xsd"
+>
+    <source ignoreSuppressionOfDeprecations="true"
+            ignoreSuppressionOfPhpDeprecations="true"
+            ignoreSuppressionOfErrors="true"
+            ignoreSuppressionOfNotices="true"
+            ignoreSuppressionOfPhpNotices="true"
+            ignoreSuppressionOfWarnings="true"
+            ignoreSuppressionOfPhpWarnings="true"
+    >
+        <include>
+            <directory>src</directory>
+        </include>
+    </source>
     <testsuites>
         <testsuite name="WebPush Test Suite">
             <directory suffix=".php">./tests/</directory>

src/Encryption.php

@@ -255,7 +255,7 @@ private static function createLocalKeyObjectUsingPurePhpMethod(): array
                     'x' => Base64Url::encode(self::addNullPadding($publicKey->getPoint()->getX()->toBytes(false))),
                     'y' => Base64Url::encode(self::addNullPadding($publicKey->getPoint()->getY()->toBytes(false))),
                     'd' => Base64Url::encode(self::addNullPadding($privateKey->getSecret()->toBytes(false))),
-                ])
+                ]),
             ];
         }
 
@@ -266,7 +266,7 @@ private static function createLocalKeyObjectUsingPurePhpMethod(): array
                 'x' => Base64Url::encode(self::addNullPadding(hex2bin(gmp_strval($publicKey->getPoint()->getX(), 16)))),
                 'y' => Base64Url::encode(self::addNullPadding(hex2bin(gmp_strval($publicKey->getPoint()->getY(), 16)))),
                 'd' => Base64Url::encode(self::addNullPadding(hex2bin(gmp_strval($privateKey->getSecret(), 16)))),
-            ])
+            ]),
         ];
     }
 
@@ -294,7 +294,7 @@ private static function createLocalKeyObjectUsingOpenSSL(): array
                 'x' => Base64Url::encode(self::addNullPadding($details['ec']['x'])),
                 'y' => Base64Url::encode(self::addNullPadding($details['ec']['y'])),
                 'd' => Base64Url::encode(self::addNullPadding($details['ec']['d'])),
-            ])
+            ]),
         ];
     }
 
@@ -320,68 +320,14 @@ private static function getIKM(string $userAuthToken, string $userPublicKey, str
 
     private static function calculateAgreementKey(JWK $private_key, JWK $public_key): string
     {
-        if (function_exists('openssl_pkey_derive')) {
-            try {
-                $publicPem = ECKey::convertPublicKeyToPEM($public_key);
-                $privatePem = ECKey::convertPrivateKeyToPEM($private_key);
-
-                $result = openssl_pkey_derive($publicPem, $privatePem, 256); // @phpstan-ignore-line
-                if ($result === false) {
-                    throw new \Exception('Unable to compute the agreement key');
-                }
-                return $result;
-            } catch (\Throwable $throwable) {
-                //Does nothing. Will fallback to the pure PHP function
-            }
-        }
-
+        $publicPem = ECKey::convertPublicKeyToPEM($public_key);
+        $privatePem = ECKey::convertPrivateKeyToPEM($private_key);
 
-        $curve = NistCurve::curve256();
-        try {
-            $rec_x = self::convertBase64ToBigInteger($public_key->get('x'));
-            $rec_y = self::convertBase64ToBigInteger($public_key->get('y'));
-            $sen_d = self::convertBase64ToBigInteger($private_key->get('d'));
-            $priv_key = PrivateKey::create($sen_d);
-            $pub_key = $curve->getPublicKeyFrom($rec_x, $rec_y);
-
-            return hex2bin(str_pad($curve->mul($pub_key->getPoint(), $priv_key->getSecret())->getX()->toBase(16), 64, '0', STR_PAD_LEFT)); // @phpstan-ignore-line
-        } catch (\Throwable $e) {
-            $rec_x = self::convertBase64ToGMP($public_key->get('x'));
-            $rec_y = self::convertBase64ToGMP($public_key->get('y'));
-            $sen_d = self::convertBase64ToGMP($private_key->get('d'));
-            $priv_key = PrivateKey::create($sen_d); // @phpstan-ignore-line
-            $pub_key = $curve->getPublicKeyFrom($rec_x, $rec_y); // @phpstan-ignore-line
-
-            return hex2bin(gmp_strval($curve->mul($pub_key->getPoint(), $priv_key->getSecret())->getX(), 16)); // @phpstan-ignore-line
+        $result = openssl_pkey_derive($publicPem, $privatePem, 256);
+        if ($result === false) {
+            throw new \Exception('Unable to compute the agreement key');
         }
-    }
-
-    /**
-     * @throws \ErrorException
-     */
-    private static function convertBase64ToBigInteger(string $value): BigInteger
-    {
-        $value = unpack('H*', Base64Url::decode($value));
-
-        if ($value === false) {
-            throw new \ErrorException('Unable to unpack hex value from string');
-        }
-
-        return BigInteger::fromBase($value[1], 16);
-    }
-
-    /**
-     * @throws \ErrorException
-     */
-    private static function convertBase64ToGMP(string $value): \GMP
-    {
-        $value = unpack('H*', Base64Url::decode($value));
-
-        if ($value === false) {
-            throw new \ErrorException('Unable to unpack hex value from string');
-        }
-
-        return gmp_init($value[1], 16);
+        return $result;
     }
 
     private static function addNullPadding(string $data): string

src/VAPID.php

@@ -176,7 +176,7 @@ public static function createVapidKeys(): array
 
         return [
             'publicKey'  => Base64Url::encode($binaryPublicKey),
-            'privateKey' => Base64Url::encode($binaryPrivateKey)
+            'privateKey' => Base64Url::encode($binaryPrivateKey),
         ];
     }
 }

tests/EncryptionTest.php

@@ -1,7 +1,4 @@
-<?php
-
-declare(strict_types=1);
-
+<?php declare(strict_types=1);
 /*
  * This file is part of the WebPush library.
  *
@@ -15,7 +12,11 @@
 use Jose\Component\Core\JWK;
 use Minishlink\WebPush\Encryption;
 use Minishlink\WebPush\Utils;
+use PHPUnit\Framework\Attributes\DataProvider;
 
+/**
+ * @covers \Minishlink\WebPush\Encryption
+ */
 final class EncryptionTest extends PHPUnit\Framework\TestCase
 {
     public function testDeterministicEncrypt(): void
@@ -75,10 +76,9 @@ public function testGetContentCodingHeader(): void
     }
 
     /**
-     * @dataProvider payloadProvider
-     *
      * @throws ErrorException
      */
+    #[dataProvider('payloadProvider')]
     public function testPadPayload(string $payload, int $maxLengthToPad, int $expectedResLength): void
     {
         $res = Encryption::padPayload($payload, $maxLengthToPad, "aesgcm");
@@ -87,7 +87,7 @@ public function testPadPayload(string $payload, int $maxLengthToPad, int $expect
         $this->assertEquals($expectedResLength, Utils::safeStrlen($res));
     }
 
-    public function payloadProvider(): array
+    public static function payloadProvider(): array
     {
         return [
             ['testé', 0, 8],