From 762cfe2b2d2c1d04c9af2f1a0031987717a0cc1b Mon Sep 17 00:00:00 2001
From: Pavel Shevaev <pacha.shevaev@gmail.com>
Date: Tue, 23 Jul 2024 14:23:03 +0300
Subject: [PATCH] Adding support for environment variables specified with .env
 root file

---
 env.inc.php | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/env.inc.php b/env.inc.php
index 737dc43..9dbd2cb 100644
--- a/env.inc.php
+++ b/env.inc.php
@@ -26,6 +26,8 @@ function put_env(&$argv)
 {
   global $GAME_ROOT;
 
+  _set_env_vars_from_file();
+
   $env = '';
   $filtered = array();
   for($i=0;$i<sizeof($argv);++$i)
@@ -53,6 +55,37 @@ function put_env(&$argv)
     putenv("GAME_ENV=");
 }
 
+function _set_env_vars_from_file()
+{
+  global $GAME_ROOT;
+
+  if(!file_exists($GAME_ROOT . '/.env'))
+    return;
+
+  $var_arrs = array();
+  $lines = file($GAME_ROOT . '/.env');
+  foreach($lines as $line)
+  {
+    $line = trim($line);
+
+    $line_is_comment = (substr(trim($line),0 , 1) == '#') ? true: false;
+    
+    if($line_is_comment || empty(trim($line)))
+      continue;
+
+    // Split the line variable and succeeding comment on line if exists
+    $line_no_comment = explode("#", $line, 2)[0];
+    // Split the variable name and value
+    $env_ex = preg_split('/(\s?)\=(\s?)/', $line_no_comment);
+    $env_name = trim($env_ex[0]);
+    $env_value = isset($env_ex[1]) ? trim($env_ex[1]) : "";
+    $var_arrs[$env_name] = $env_value;
+  }
+
+  foreach($var_arrs as $k => $v)
+    putenv("$k=$v");
+}
+
 function set_root_env_name($root_name)
 {
   $GLOBALS['TASKMAN_ROOT_ENV_NAME'] = $root_name;