From 50d28a0ad8dcf5d9fe697278b6ea05aa00f8fb87 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Tue, 5 Nov 2019 18:01:37 +0100
Subject: [baseconfig] Overhaul hook system

This enables us to finally properly show the inheritance flow
of all the config variables when editing the baseconfig for
a certain location or machine.
---
 .../locations/baseconfig/getconfig.inc.php         | 25 +++++++++++++++++-----
 1 file changed, 20 insertions(+), 5 deletions(-)

(limited to 'modules-available/locations/baseconfig/getconfig.inc.php')

diff --git a/modules-available/locations/baseconfig/getconfig.inc.php b/modules-available/locations/baseconfig/getconfig.inc.php
index f21503f1..26e43ed8 100644
--- a/modules-available/locations/baseconfig/getconfig.inc.php
+++ b/modules-available/locations/baseconfig/getconfig.inc.php
@@ -2,7 +2,9 @@
 
 // Location handling: figure out location
 $locationId = false;
-if (Request::any('force', 0, 'int') === 1 && Request::any('module', false, 'string') === 'locations') {
+if (BaseConfig::hasOverride('locationid')) {
+	$locationId = BaseConfig::getOverride('locationid');
+} elseif (Request::any('force', 0, 'int') === 1 && Request::any('module', false, 'string') === 'locations') {
 	// Force location for testing, but require logged in admin
 	if (User::load()) {
 		$locationId = Request::any('value', 0, 'int');
@@ -10,6 +12,8 @@ if (Request::any('force', 0, 'int') === 1 && Request::any('module', false, 'stri
 }
 
 if ($locationId === false) {
+	if (!$ip) // Required at this point, bail out if not given
+		return;
 	$locationId = Location::getFromIpAndUuid($ip, $uuid);
 }
 
@@ -23,19 +27,30 @@ if ($locationId !== false) {
 // Query location specific settings (from bottom to top)
 if (!empty($matchingLocations)) {
 	// First get all settings for all locations we're in
-	$list = implode(',', $matchingLocations);
-	$res = Database::simpleQuery("SELECT locationid, setting, value FROM setting_location WHERE locationid IN ($list)");
+	$res = Database::simpleQuery("SELECT locationid, setting, value, displayvalue
+			FROM setting_location WHERE locationid IN (:list)",
+		['list' => $matchingLocations]);
 	$tmp = array();
 	while ($row = $res->fetch(PDO::FETCH_ASSOC)) {
-		$tmp[(int)$row['locationid']][$row['setting']] = $row['value'];
+		$tmp[(int)$row['locationid']][$row['setting']] = $row; // Put whole row so we have value and displayvalue
 	}
+	// Callback for pretty printing
+	$cb = function($id) {
+		if (substr($id, 0, 9) !== 'location-')
+			return ['name' => $id, 'locationid' => 0];
+		$lid = (int)substr($id, 9);
+		return [
+			'name' => Location::getName($lid),
+			'locationid' => $lid,
+		];
+	};
 	// $matchingLocations contains the location ids sorted from closest to furthest, so we use it to make sure the order
 	// in which they override is correct (closest setting wins, e.g. room setting beats department setting)
 	$prio = count($matchingLocations) + 1;
 	foreach ($matchingLocations as $lid) {
 		if (!isset($tmp[$lid]))
 			continue;
-		ConfigHolder::setContext('location-' . $lid);
+		ConfigHolder::setContext('location-' . $lid, $cb);
 		foreach ($tmp[$lid] as $setting => $value) {
 			ConfigHolder::add($setting, $value, $prio);
 		}
-- 
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