From cde0df618e9f0b81bc216943c1123ed9db2ec1c5 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Mon, 21 Oct 2024 15:43:01 +0200
Subject: [minilinux] Add event for newly available netboot/minilinux version

---
 modules-available/minilinux/inc/minilinux.inc.php | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/modules-available/minilinux/inc/minilinux.inc.php b/modules-available/minilinux/inc/minilinux.inc.php
index cbc797f2..512f678e 100644
--- a/modules-available/minilinux/inc/minilinux.inc.php
+++ b/modules-available/minilinux/inc/minilinux.inc.php
@@ -87,6 +87,15 @@ class MiniLinux
 
 	private static function addBranches($sourceid, $systems)
 	{
+		// Make a before-snapshot, so we can generate events for new versions for each branch
+		$newestPerBranch = [];
+		$versions = Database::queryAll("SELECT branchid, versionid, dateline
+				FROM minilinux_version
+				ORDER BY branchid ASC, dateline ASC");
+		foreach ($versions as $ver) {
+			$newestPerBranch[$ver['branchid']] = $ver;
+		}
+		//
 		foreach ($systems as $system) {
 			if (!self::isValidIdPart($system['id']))
 				continue;
@@ -118,6 +127,18 @@ class MiniLinux
 				]);
 			}
 		}
+		// Now, compare again
+		$versions = Database::queryAll("SELECT branchid, versionid, title, description, dateline
+				FROM minilinux_version
+				ORDER BY branchid ASC, dateline ASC");
+		foreach ($versions as $ver) {
+			if (!isset($newestPerBranch[$ver['branchid']]))
+				continue;
+			if ($newestPerBranch[$ver['branchid']]['dateline'] < $ver['dateline']) {
+				// New version found :-)
+				EventLog::applyFilterRules('#netboot-new-version', $ver);
+			}
+		}
 	}
 
 	private static function addVersions($branchid, $versions)
-- 
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