From d8b2055fbce578884dfac36fca372101c14cd8af Mon Sep 17 00:00:00 2001
From: Christian Hesse <mail@eworm.de>
Date: Tue, 7 Jul 2020 00:01:00 +0200
Subject: global-functions: add $VersionToNum

---
 global-functions | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/global-functions b/global-functions
index e01d807..0a6b709 100644
--- a/global-functions
+++ b/global-functions
@@ -41,6 +41,7 @@
 :global SendTelegram;
 :global TimeIsSync;
 :global UrlEncode;
+:global VersionToNum;
 :global WaitDefaultRouteReachable;
 :global WaitDNSResolving;
 :global WaitForFile;
@@ -760,6 +761,35 @@
   :return $Return;
 }
 
+# convert version string to numeric value
+:set VersionToNum do={
+  :local Input [ :tostr $1 ];
+  :local Multi 0x1000000;
+  :local Return 0;
+
+  :global CharacterReplace;
+
+  :set Input [ $CharacterReplace [ $CharacterReplace [ $CharacterReplace $Input \
+    "." "," ] "beta" ",beta," ] "rc" ",rc," ];
+
+  :foreach Value in=([ :toarray $Input ], 0) do={
+    :local Num [ :tonum $Value ];
+    :if ($Multi = 0x100) do={
+      :if ([ :typeof $Num ] = "num") do={
+        :set Return ($Return + 0xff00);
+        :set Multi ($Multi / 0x100);
+      } else={
+        :if ($Value = "beta") do={ :set Return ($Return + 0x3f00); }
+        :if ($Value = "rc") do={ :set Return ($Return + 0x7f00); }
+      }
+    }
+    :if ([ :typeof $Num ] = "num") do={ :set Return ($Return + ($Value * $Multi)); }
+    :set Multi ($Multi / 0x100);
+  }
+
+  :return $Return;
+}
+
 # wait for default route to be reachable
 :set WaitDefaultRouteReachable do={
   :global DefaultRouteIsReachable;
-- 
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