From 15cf181f112c296d90a9f6fc885a285f10d42037 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Thu, 23 Jun 2016 17:00:00 +0200
Subject: [module] Add getDependencies() to recursively get all deps of a
 module

---
 inc/module.inc.php | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

(limited to 'inc/module.inc.php')

diff --git a/inc/module.inc.php b/inc/module.inc.php
index 336d0a5b..a7a767ef 100644
--- a/inc/module.inc.php
+++ b/inc/module.inc.php
@@ -182,6 +182,28 @@ class Module
 			}
 		}
 	}
+
+	public function getDependencies()
+	{
+		$deps = array();
+		$this->getDepsInternal($deps);
+		return array_keys($deps);
+	}
+
+	private function getDepsInternal(&$deps)
+	{
+		if (!is_array($this->dependencies))
+			return array();
+		foreach ($this->dependencies as $dep) {
+			if (isset($deps[$dep])) // Handle cyclic dependencies
+				continue;
+			$deps[$dep] = true;
+			$mod = self::get($dep);
+			if ($mod === false)
+				continue;
+			$mod->getDepsInternal($deps);
+		}
+	}
 	
 	public function getIdentifier()
 	{
-- 
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