Apply environment variables to Config. (#370)

`PHPOOLE_SITE_TITLE="Title"` -> `$config->set('site.title', 'Title');`
Cecilapp · Nov 2, 2018 · 176e3bd · 176e3bd
1 parent 3069c3b
commit 176e3bd
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Showing 4 changed files with 25 additions and 3 deletions.
diff --git a/VERSION b/VERSION
@@ -1 +1 @@
-2.7.0
+2.8.0
diff --git a/src/Config.php b/src/Config.php
@@ -139,6 +139,27 @@ public function __construct($config = null)
         } elseif (is_array($config)) {
             $data->import($config);
         }
+
+        // Apply environment variables
+        $applyEnv = function ($array) use ($data) {
+            $iterator = new \RecursiveIteratorIterator(
+                new \RecursiveArrayIterator($array),
+                \RecursiveIteratorIterator::SELF_FIRST
+            );
+            foreach ($iterator as $value) {
+                if (!$iterator->hasChildren()) {
+                    for ($p = [], $i = 0, $z = $iterator->getDepth(); $i <= $z; $i++) {
+                        $p[] = $iterator->getSubIterator($i)->key();
+                    }
+                    $path = implode('_', $p);
+                    if ($getEnv = getenv('PHPOOLE_'.strtoupper($path))) {
+                        $data->set(str_replace('_', '.', strtolower($path)), $getEnv);
+                    }
+                }
+            }
+        };
+        $applyEnv($data->export());
+
         $this->setFromData($data);
     }
 

diff --git a/tests/Build.php b/tests/Build.php
@@ -34,7 +34,8 @@ public function testBuid()
         PHPoole::create(
             [
                 'site' => [
-                    'menu' => [
+                    'title' => 'PHPoole test',
+                    'menu'  => [
                         'main' => [
                             'index' => [
                                 'id'     => 'index',

diff --git a/tests/fixtures/website/layouts/include/header.html.twig b/tests/fixtures/website/layouts/include/header.html.twig
@@ -2,7 +2,7 @@
 <html>
 <head lang="en">
     <meta charset="UTF-8">
-    <title>{{ page.title }}</title>
+    <title>{{ page.title }} - {{ site.title }}</title>
     <link rel="stylesheet" href="{{ url(minify('css/style.css')) }}" media="all" />
     <script src="{{ url(minify('js/script.js')) }}" integrity="{{ hash('js/script.js') }}"></script>
 </head>