From 18972ae0fad10afb206b6edb4a5434dea2b5bf4a Mon Sep 17 00:00:00 2001
From: El RIDO <elrido@gmx.net>
Date: Thu, 19 Aug 2021 10:18:08 +0200
Subject: [PATCH 1/4] luckily the PHP ini parser doesn't interpret this as an
 empty block, replacing the one defined above

---
 cfg/conf.sample.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cfg/conf.sample.php b/cfg/conf.sample.php
index d362f3f..7194ee5 100644
--- a/cfg/conf.sample.php
+++ b/cfg/conf.sample.php
@@ -161,7 +161,7 @@ class = Filesystem
 [model_options]
 dir = PATH "data"
 
-[model]
+;[model]
 ; example of a Google Cloud Storage configuration
 ;class = GoogleCloudStorage
 ;[model_options]

From eb10d4d35e7c19ee660e43238623403c8d6576e0 Mon Sep 17 00:00:00 2001
From: El RIDO <elrido@gmx.net>
Date: Thu, 19 Aug 2021 10:21:21 +0200
Subject: [PATCH 2/4] be more flexible with configuration paths

1. only consider CONFIG_PATH environment variable, if non-empty
2. fall back to search in PATH (defined in index.php), if CONFIG_PATH doesn't contain a readable configuration file
---
 lib/Configuration.php | 23 ++++++++++++++---------
 1 file changed, 14 insertions(+), 9 deletions(-)

diff --git a/lib/Configuration.php b/lib/Configuration.php
index 7c4eb10..8113800 100644
--- a/lib/Configuration.php
+++ b/lib/Configuration.php
@@ -101,15 +101,20 @@ class Configuration
      */
     public function __construct()
     {
-        $config     = array();
-        $basePath   = (getenv('CONFIG_PATH') !== false ? getenv('CONFIG_PATH') : PATH . 'cfg') . DIRECTORY_SEPARATOR;
-        $configFile = $basePath . 'conf.php';
-
-        if (is_readable($configFile)) {
-            $config = parse_ini_file($configFile, true);
-            foreach (array('main', 'model', 'model_options') as $section) {
-                if (!array_key_exists($section, $config)) {
-                    throw new Exception(I18n::_('PrivateBin requires configuration section [%s] to be present in configuration file.', $section), 2);
+        $config = $basePaths = array();
+        $configPath = getenv('CONFIG_PATH');
+        if ($configPath !== false && !empty($configPath)) {
+            $basePaths[] = $configPath;
+        }
+        $basePaths[] = PATH . 'cfg';
+        foreach ($basePaths as $basePath) {
+            $configFile = $basePath . DIRECTORY_SEPARATOR . 'conf.php';
+            if (is_readable($configFile)) {
+                $config = parse_ini_file($configFile, true);
+                foreach (array('main', 'model', 'model_options') as $section) {
+                    if (!array_key_exists($section, $config)) {
+                        throw new Exception(I18n::_('PrivateBin requires configuration section [%s] to be present in configuration file.', $section), 2);
+                    }
                 }
             }
         }

From ff3b6689581ff61cd68c752f161279183aa63150 Mon Sep 17 00:00:00 2001
From: El RIDO <elrido@gmx.net>
Date: Thu, 19 Aug 2021 11:04:31 +0200
Subject: [PATCH 3/4] apply StyleCI recommendation

---
 lib/Configuration.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/Configuration.php b/lib/Configuration.php
index 8113800..19c2a3b 100644
--- a/lib/Configuration.php
+++ b/lib/Configuration.php
@@ -101,7 +101,7 @@ class Configuration
      */
     public function __construct()
     {
-        $config = $basePaths = array();
+        $config     = $basePaths     = array();
         $configPath = getenv('CONFIG_PATH');
         if ($configPath !== false && !empty($configPath)) {
             $basePaths[] = $configPath;
@@ -116,6 +116,7 @@ class Configuration
                         throw new Exception(I18n::_('PrivateBin requires configuration section [%s] to be present in configuration file.', $section), 2);
                     }
                 }
+                break;
             }
         }
 

From df2f5931cd2e5a57819121c54777469b31b55d7f Mon Sep 17 00:00:00 2001
From: El RIDO <elrido@gmx.net>
Date: Thu, 19 Aug 2021 19:28:52 +0200
Subject: [PATCH 4/4] improve readability, kudos @rugk

---
 lib/Configuration.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/Configuration.php b/lib/Configuration.php
index 19c2a3b..d8ef346 100644
--- a/lib/Configuration.php
+++ b/lib/Configuration.php
@@ -101,7 +101,8 @@ class Configuration
      */
     public function __construct()
     {
-        $config     = $basePaths     = array();
+        $basePaths  = array();
+        $config     = array();
         $configPath = getenv('CONFIG_PATH');
         if ($configPath !== false && !empty($configPath)) {
             $basePaths[] = $configPath;