From ecb80fc2afed0407e9903023242a34e75fb7bde4 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Fri, 17 Dec 2021 11:30:37 +0100
Subject: [locations/passthrough] Make location assignment recusive

Properly show inherited passthough groups in location list,
disable inherited passthrough groups in selection dialog.
---
 .../passthrough/hooks/locations-column.inc.php     | 10 ++++++++++
 modules-available/passthrough/page.inc.php         | 22 ++++++++++++++++++----
 .../passthrough/templates/location-assign.html     | 13 +++++++++++--
 3 files changed, 39 insertions(+), 6 deletions(-)

(limited to 'modules-available/passthrough')

diff --git a/modules-available/passthrough/hooks/locations-column.inc.php b/modules-available/passthrough/hooks/locations-column.inc.php
index 9757ac50..3d12a0f8 100644
--- a/modules-available/passthrough/hooks/locations-column.inc.php
+++ b/modules-available/passthrough/hooks/locations-column.inc.php
@@ -43,6 +43,16 @@ class PassthroughLocationColumn extends AbstractLocationColumn
 		return true;
 	}
 
+	public function propagationOverride(string $parent, string $data): string
+	{
+		if (empty($parent))
+			return $data;
+		$merge = array_unique(array_merge(
+			explode(', ', $parent), explode(', ', $data)));
+		sort($merge);
+		return implode(', ', $merge);
+	}
+
 }
 
 return new PassthroughLocationColumn($allowedLocationIds);
\ No newline at end of file
diff --git a/modules-available/passthrough/page.inc.php b/modules-available/passthrough/page.inc.php
index b36b45ac..2db2525e 100644
--- a/modules-available/passthrough/page.inc.php
+++ b/modules-available/passthrough/page.inc.php
@@ -94,6 +94,7 @@ class Page_Passthrough extends Page
 
 	/**
 	 * Show all the hardware that is known. Start with video adapters.
+	 * @return void
 	 */
 	private function showHardwareList()
 	{
@@ -157,13 +158,26 @@ class Page_Passthrough extends Page
 	private function showLocationMapping()
 	{
 		$locationId = Request::get('locationid', Request::REQUIRED, 'int');
-		$res = Database::queryAll("SELECT g.groupid, g.title, gxl.locationid AS enabled FROM passthrough_group g
-				LEFT JOIN passthrough_group_x_location gxl ON (g.groupid = gxl.groupid AND gxl.locationid = :locationid)
-				ORDER BY gxl.locationid ASC",
-			['locationid' => $locationId]);
+		$locationIds = Location::getLocationRootChain($locationId);
+		$res = Database::queryAll("SELECT g.groupid, g.title, GROUP_CONCAT(gxl.locationid) AS lids FROM passthrough_group g
+				LEFT JOIN passthrough_group_x_location gxl ON (g.groupid = gxl.groupid AND gxl.locationid IN (:lids))
+				GROUP BY groupid, title 
+				ORDER BY lids ASC",
+			['lids' => $locationIds]);
+		foreach ($res as &$item) {
+			if ($item['lids'] === null)
+				continue;
+			$item['checked'] = 'checked';
+			$list = explode(',', $item['lids']);
+			if (!in_array($locationId, $list)) {
+				$item['disabled'] = true;
+				$item['parent_location'] = Location::getName($list[0]);
+			}
+		}
 		Render::addTemplate('location-assign', [
 			'list' => array_reverse($res),
 			'locationid' => $locationId,
+			'locationname' => Location::getName($locationId),
 		]);
 	}
 
diff --git a/modules-available/passthrough/templates/location-assign.html b/modules-available/passthrough/templates/location-assign.html
index c2a8f805..037ab79d 100644
--- a/modules-available/passthrough/templates/location-assign.html
+++ b/modules-available/passthrough/templates/location-assign.html
@@ -1,3 +1,6 @@
+<h1>{{lang_assignPassthrough}}</h1>
+<h2>{{locationname}}</h2>
+
 <form method="post" action="?do=passthrough">
 	<input type="hidden" name="token" value="{{token}}">
 	<input type="hidden" name="locationid" value="{{locationid}}">
@@ -13,14 +16,20 @@
 		</div>
 		<div class="col-sm-3">
 			<div class="checkbox">
-				<input id="check-{{groupid}}" type="checkbox" name="enabled[]" value="{{groupid}}" {{#enabled}}checked="checked"{{/enabled}}>
+				{{#disabled}}
+				<input id="check-{{groupid}}" type="checkbox" disabled checked>
+				{{/disabled}}
+				{{^disabled}}
+				<input id="check-{{groupid}}" type="checkbox" name="enabled[]" value="{{groupid}}" {{checked}}>
+				{{/disabled}}
 				<label for="check-{{groupid}}"></label>
+				<span class="text-muted">{{parent_location}}</span>
 			</div>
 		</div>
 	</div>
 	{{/list}}
 	<div class="buttonbar text-right">
-		<button type="submit" name="action" value="save-location">
+		<button class="btn btn-success" type="submit" name="action" value="save-location">
 			<span class="glyphicon glyphicon-floppy-disk"></span>
 			{{lang_save}}
 		</button>
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