From 99ae0bdb3b663b2a3c222b7a6413c742f0151dd3 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Tue, 6 Dec 2016 19:19:28 +0100
Subject: [roomplanner] Show if PC is already placed in another room

---
 modules-available/roomplanner/clientscript.js          | 13 +++++++++----
 modules-available/roomplanner/inc/pvsgenerator.inc.php |  3 +++
 modules-available/roomplanner/page.inc.php             | 16 ++++++++++++----
 3 files changed, 24 insertions(+), 8 deletions(-)

diff --git a/modules-available/roomplanner/clientscript.js b/modules-available/roomplanner/clientscript.js
index 4380b16c..cc149392 100644
--- a/modules-available/roomplanner/clientscript.js
+++ b/modules-available/roomplanner/clientscript.js
@@ -20,14 +20,19 @@ function renderMachineEntry(item, escape) {
     // console.log(placedMachines);
 
     var isUsed = $.inArray(item.machineuuid, placedMachines) > -1;
-    var extra = isUsed ? ' used ' : '';
+    var extraClass = '';
+    var extraText = '';
     if (isUsed) {
-        console.log('rendering used');
+        extraText = ' (already placed)';
+        extraClass = 'used';
+    } else if (item.otherroom) {
+        extraText = ' (in ' + item.otherroom + ')';
+        extraClass = 'used';
     }
-    return '<div class="machine-entry ' + extra +'">'
+    return '<div class="machine-entry ' + extraClass +'">'
             //+ ' <div class="machine-logo"><i class="glyphicon glyphicon-hdd"></i></div>'
             + ' <div class="machine-body">'
-            + '    <div class="machine-entry-header"> ' + escape(item.hostname) + (isUsed ? ' (already placed)' : '') + '</div>'
+            + '    <div class="machine-entry-header"> ' + escape(item.hostname) + extraText + '</div>'
             + '          <table class="table table-sm">'
             +               '<tr><td>UUID:</td> <td>' +  escape(item.machineuuid) + '</td></tr>'
             +               '<tr><td>MAC:</td> <td>' +  escape(item.macaddr) + '</td></tr>'
diff --git a/modules-available/roomplanner/inc/pvsgenerator.inc.php b/modules-available/roomplanner/inc/pvsgenerator.inc.php
index af090fc3..c00d5439 100644
--- a/modules-available/roomplanner/inc/pvsgenerator.inc.php
+++ b/modules-available/roomplanner/inc/pvsgenerator.inc.php
@@ -153,6 +153,9 @@ class PvsGenerator
 		while ($row = $ret->fetch(PDO::FETCH_ASSOC)) {
 			$position = json_decode($row['position'], true);
 
+			if ($position === false || !isset($position['gridRow']) || !isset($position['gridCol']))
+				continue; // TODO: Remove entry/set to NULL?
+
 			$machine = array();
 			$machine['clientip'] = $row['clientip'];
 			$machine['gridRow'] = $position['gridRow'];
diff --git a/modules-available/roomplanner/page.inc.php b/modules-available/roomplanner/page.inc.php
index de82a985..1ddbdc30 100644
--- a/modules-available/roomplanner/page.inc.php
+++ b/modules-available/roomplanner/page.inc.php
@@ -234,7 +234,12 @@ class Page_Roomplanner extends Page
 		while ($row = $result->fetch(PDO::FETCH_ASSOC)) {
 			$machine = [];
 			$pos = json_decode($row['position'], true);
-			// TODO: Check if pos is valid (has required keys)
+			if ($pos === false || !isset($pos['gridRow']) || !isset($pos['gridCol'])) {
+				// Missing/incomplete position information - reset
+				Database::exec("UPDATE machine SET fixedlocationid = NULL, position = '' WHERE machineuuid = :uuid",
+					array('uuid' => $row['machineuuid']));
+				continue;
+			}
 
 			$machine['muuid'] = $row['machineuuid'];
 			$machine['ip'] = $row['clientip'];
@@ -255,13 +260,16 @@ class Page_Roomplanner extends Page
 
 	protected function getPotentialMachines()
 	{
-		$result = Database::simpleQuery('SELECT machineuuid, macaddr, clientip, hostname '
-			. 'FROM machine WHERE locationid = :locationid', ['locationid' => $this->locationid]);
+		$result = Database::simpleQuery('SELECT m.machineuuid, m.macaddr, m.clientip, m.hostname, l.locationname AS otherroom 
+			FROM machine m
+			LEFT JOIN location l ON (m.fixedlocationid = l.locationid AND m.subnetlocationid <> m.fixedlocationid)
+			WHERE subnetlocationid = :locationid', ['locationid' => $this->locationid]);
 
 		$machines = [];
 
 		while ($row = $result->fetch(PDO::FETCH_ASSOC)) {
-			$row['combined'] = implode(' ', array_values($row));
+			// For searching
+			$row['combined'] = $row['machineuuid'] . ' ' . $row['macaddr'] . ' ' . $row['clientip'] . ' ' . $row['hostname'];
 			$machines[] = $row;
 		}
 
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