From 65ce5e23823a509528a7cb7b2491b7861ab60223 Mon Sep 17 00:00:00 2001
From: Julien Rosset <julien.rosset@solulog.fr>
Date: Wed, 19 Oct 2022 09:45:02 +0200
Subject: [PATCH] EnvConfig: use TExternalFile instead of a constant for config
 file path

---
 README.md                   | 17 +----------------
 src/EnvReader/EnvConfig.php | 14 ++++++--------
 tests/test_env.php          |  8 +++-----
 3 files changed, 10 insertions(+), 29 deletions(-)

diff --git a/README.md b/README.md
index 5e098d8..05a2dcf 100644
--- a/README.md
+++ b/README.md
@@ -10,19 +10,4 @@ composer require jrosset/envreader
 
 ## Usage
 
-```php
-<?php
-
-use jrosset\EnvReader\EnvConfig;
-
-class Env extends EnvConfig {
-    protected const PATH_ENV = __DIR__ . '/.env';
-
-    protected function initProperties (): array {
-        return [
-            'WEBSITE_MODE' => 'DEV',
-            'WEBSITE_NAME' => 'Generic site'
-        ];
-    }
-}
-```
+Check "tests"  directory for various examples
diff --git a/src/EnvReader/EnvConfig.php b/src/EnvReader/EnvConfig.php
index 8f36f3b..81637bb 100644
--- a/src/EnvReader/EnvConfig.php
+++ b/src/EnvReader/EnvConfig.php
@@ -4,23 +4,21 @@ namespace jrosset\EnvReader;
 
 use Exception;
 
-class EnvConfig extends GenericConfig {
-    /**
-     * ENV file path
-     */
-    protected const PATH_ENV = '.env';
+abstract class EnvConfig extends GenericConfig {
+    use TExternalFile;
 
     /**
      * @inheritDoc
      */
     protected function readConfig (): void {
-        if (!file_exists(static::PATH_ENV)) {
+        $configFile = $this->getConfigFilePath();
+        if (!file_exists($configFile)) {
             return;
         }
 
-        $lines = file(static::PATH_ENV, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
+        $lines = file($configFile, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
         if ($lines === false) {
-            throw new Exception('Unable to read environment file "' . static::PATH_ENV . '"');
+            throw new Exception('Unable to read environment file "' . $configFile . '"');
         }
 
         foreach ($lines as $line) {
diff --git a/tests/test_env.php b/tests/test_env.php
index 29043c8..b148c5e 100644
--- a/tests/test_env.php
+++ b/tests/test_env.php
@@ -6,17 +6,15 @@ require_once __DIR__ . '/../vendor/autoload.php';
 use jrosset\EnvReader\EnvConfig;
 
 class Env extends EnvConfig {
-    /**
-     * @inheritdoc
-     */
-    protected const PATH_ENV = __DIR__ . '/.env';
-
     protected function initialProperties (): array {
         return [
             'WEBSITE_MODE' => 'DEV',
             'WEBSITE_NAME' => 'Generic site',
         ];
     }
+    protected function getConfigFilePath (): string {
+        return __DIR__ . '/.env';
+    }
 }
 
 var_dump(Env::getInstance()->getProperties());