Add, apply and enforce the Nextcloud PHP coding standards

.github/workflows/lint.yml

@@ -10,42 +10,49 @@ on:
 jobs:
   php:
     runs-on: ubuntu-latest
-
     strategy:
       matrix:
         php-versions: [ '7.3', '7.4', '8.0' ]
-
     name: php${{ matrix.php-versions }}
     steps:
       - uses: actions/checkout@v2
-
       - name: Set up php ${{ matrix.php-versions }}
         uses: shivammathur/setup-php@v1
         with:
           php-version: ${{ matrix.php-versions }}
           coverage: none
-
       - name: Lint
         run: composer run lint
 
   node:
     runs-on: ubuntu-latest
-
     strategy:
       matrix:
         node-versions: [ 14.x ]
-
     name: node${{ matrix.node-versions }}
     steps:
       - uses: actions/checkout@v2
-
       - name: Set up node ${{ matrix.node-versions }}
         uses: actions/setup-node@v1
         with:
           node-version: ${{ matrix.node-versions }}
-
       - name: Install dependencies
         run: npm ci
-
       - name: Lint
         run: npm run lint
+
+  php-cs-fixer:
+    name: php-cs check
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@master
+      - name: Set up php
+        uses: shivammathur/setup-php@master
+        with:
+          php-version: 8.0
+          coverage: none
+      - name: Install dependencies
+        run: composer i
+      - name: Run coding standards check
+        run: composer run cs:check

.gitignore

@@ -1,4 +1,5 @@
+/.php_cs.cache
 /build
 /node_modules
-
 /vendor/
+

.php_cs.dist

@@ -0,0 +1,13 @@
+<?php
+
+declare(strict_types=1);
+
+require_once './vendor/autoload.php';
+
+use Nextcloud\CodingStandard\Config;
+
+$config = new Config();
+$config
+	->getFinder()
+	->in(__DIR__ . '/lib');
+return $config;

composer.json

@@ -10,7 +10,11 @@
         }
     ],
     "scripts": {
-        "lint": "find . -name \\*.php -not -path './vendor/*' -print0 | xargs -0 -n1 php -l"
+        "lint": "find . -name \\*.php -not -path './vendor/*' -print0 | xargs -0 -n1 php -l",
+        "cs:check": "php-cs-fixer fix --dry-run --diff",
+        "cs:fix": "php-cs-fixer fix"
     },
-    "require": {}
+    "require-dev": {
+        "nextcloud/coding-standard": "^0.5.0"
+    }
 }