[5.8] Only use $_SERVER for env variables

composer.json

@@ -40,7 +40,7 @@
         "symfony/routing": "^4.2",
         "symfony/var-dumper": "^4.2",
         "tijsverkoyen/css-to-inline-styles": "^2.2.1",
-        "vlucas/phpdotenv": "^3.0"
+        "vlucas/phpdotenv": "^3.3"
     },
     "replace": {
         "illuminate/auth": "self.version",

src/Illuminate/Foundation/Bootstrap/LoadEnvironmentVariables.php

@@ -3,9 +3,11 @@
 namespace Illuminate\Foundation\Bootstrap;
 
 use Dotenv\Dotenv;
+use Dotenv\Environment\DotenvFactory;
 use Dotenv\Exception\InvalidFileException;
 use Symfony\Component\Console\Input\ArgvInput;
 use Illuminate\Contracts\Foundation\Application;
+use Dotenv\Environment\Adapter\ServerConstAdapter;
 use Symfony\Component\Console\Output\ConsoleOutput;
 
 class LoadEnvironmentVariables
@@ -25,7 +27,7 @@ public function bootstrap(Application $app)
         $this->checkForSpecificEnvironmentFile($app);
 
         try {
-            Dotenv::create($app->environmentPath(), $app->environmentFile())->safeLoad();
+            $this->createDotenv($app)->safeLoad();
         } catch (InvalidFileException $e) {
             $this->writeErrorAndDie($e);
         }
@@ -74,6 +76,22 @@ protected function setEnvironmentFilePath($app, $file)
         return false;
     }
 
+    /**
+     * Create a Dotenv instance.
+     *
+     * @param  \Illuminate\Contracts\Foundation\Application  $app
+     *
+     * @return \Dotenv\Dotenv
+     */
+    protected function createDotenv($app)
+    {
+        return Dotenv::create(
+            $app->environmentPath(),
+            $app->environmentFile(),
+            new DotenvFactory([new ServerConstAdapter])
+        );
+    }
+
     /**
      * Write the error information to the screen and exit.
      *

src/Illuminate/Support/helpers.php

@@ -6,6 +6,7 @@
 use Illuminate\Support\Collection;
 use Illuminate\Contracts\Support\Htmlable;
 use Illuminate\Support\HigherOrderTapProxy;
+use Dotenv\Environment\Adapter\ServerConstAdapter;
 
 if (! function_exists('append_config')) {
     /**
@@ -635,32 +636,29 @@ function ends_with($haystack, $needles)
      */
     function env($key, $default = null)
     {
-        $value = getenv($key);
-
-        if ($value === false) {
-            return value($default);
-        }
-
-        switch (strtolower($value)) {
-            case 'true':
-            case '(true)':
-                return true;
-            case 'false':
-            case '(false)':
-                return false;
-            case 'empty':
-            case '(empty)':
-                return '';
-            case 'null':
-            case '(null)':
-                return;
-        }
-
-        if (($valueLength = strlen($value)) > 1 && $value[0] === '"' && $value[$valueLength - 1] === '"') {
-            return substr($value, 1, -1);
-        }
+        return (new ServerConstAdapter)
+            ->get($key)
+            ->map(function ($value) {
+                switch (strtolower($value)) {
+                    case 'true':
+                    case '(true)':
+                        return true;
+                    case 'false':
+                    case '(false)':
+                        return false;
+                    case 'empty':
+                    case '(empty)':
+                        return '';
+                    case 'null':
+                    case '(null)':
+                        return;
+                }
 
-        return $value;
+                return $value;
+            })
+            ->getOrCall(function () use ($default) {
+                return value($default);
+            });
     }
 }