From daabc3d8a053ccb32bd60860c402b1e7c24cb07e Mon Sep 17 00:00:00 2001
From: nativemad <andreas.schuerch@nativenet.ch>
Date: Wed, 24 Oct 2018 12:20:36 +0200
Subject: [PATCH] move prio upon delete

---
 web/index.php | 36 +++++++++++++++++++++++-------------
 1 file changed, 23 insertions(+), 13 deletions(-)

diff --git a/web/index.php b/web/index.php
index 4b79e23..5934639 100644
--- a/web/index.php
+++ b/web/index.php
@@ -144,6 +144,25 @@ if (isset($_SESSION['username'])){
             $sql="SELECT id,prio FROM vms WHERE vmname='$vmname' AND id='$vmid'";
             $res = $db_handle->query($sql);
             while ($row = $res->fetchArray(SQLITE3_ASSOC)){
+                $prio = $row['prio'];
+                $nextprio = $prio + 1;
+                $lastprio = "no";
+                while ($lastprio == "no"){
+                    $sqln="SELECT id FROM vms WHERE prio='$nextprio'";
+                    $nid = $db_handle->query($sqln)->fetchArray(SQLITE3_ASSOC)['id'];
+                    if($nid == ""){
+                        $lastprio = "yes";
+                    } else {
+                        $sqlu="UPDATE vms SET prio='$prio' WHERE id='$nid'";
+                        if (!$db_handle->query($sqlu)){
+                            echo "SQL $sqlu failed!";
+                            exit;
+                        } else {
+                            $nextprio = $nextprio + 1;
+                            $prio = $prio + 1;
+                        }
+                    }
+                }
                 $sqld="DELETE FROM vms WHERE id='$vmid'";
                 if ($db_handle->query($sqld)){
                     echo "VM $vmname deleted!";
@@ -313,12 +332,9 @@ if (isset($_SESSION['username'])){
                     $sqlv .= "'$rvalue',";    
                 }
             }
-//            $sqlc = rtrim($sqlc, ',');
             $sqlc.=" 'prio')";
-//            $sqlv = rtrim($sqlv, ',');
             $sqlv.=" '$prio')";
             $sql = "$sqls$sqlc$sqlv";
-            //echo $sql;
             $res = $db_handle->exec($sql);
                 echo "success";
                 exit;
@@ -416,8 +432,7 @@ if (isset($_SESSION['username'])){
         if (($_SESSION['username']=="inituser")||($_SESSION['isadmin']=="1")){
             $sql="SELECT * FROM users";
             $res = $db_handle->query($sql);
-            echo "</br>";
-        //echo "<div class=row><div class=col>Username</div><div class=col>Is Admin</div><div class=col>New Password</div></div>"; 
+            echo "</br>"; 
             if ($_SESSION['username']!="inituser"){
                 echo "<h2>Existing users</h2>";
             }
@@ -452,7 +467,6 @@ if (isset($_SESSION['username'])){
             $sql="SELECT * FROM servers";
             $res = $db_handle->query($sql);
             echo "</br>";
-        //echo "<div class=row><div class=col>Username</div><div class=col>Is Admin</div><div class=col>New Password</div></div>"; 
                 echo "<h2>Existing servers</h2>";
                 echo "<div class=row><div class=col>hostname</div><div class=col>connectstring</div><div class=col>VM directory</div><div class=col>ISO directory</div><div class=col></div></div>";
             while ($row = $res->fetchArray(SQLITE3_ASSOC)){
@@ -550,7 +564,7 @@ if (isset($_SESSION['username'])){
         }
         $server = $e['server'];
         for ($col=0; $col <count($arrColnames); $col++){
-            if ($arrColnames[$col]!="id"){
+            if (($arrColnames[$col]!="id")&&($arrColnames[$col]!="prio")){
                 if (isset($e[$arrColnames[$col]])){
                     $val = $e[$arrColnames[$col]];
                 } else {
@@ -583,7 +597,6 @@ if (isset($_SESSION['username'])){
                     echo "<div class=dropdown-menu aria-labelledby=archbutton>";
                     echo "<a class=dropdown-item href=\"javascript:dropdown('archbutton','x86_64')\">x86_64</a>";
                     echo "</div></div></div></div><input type=hidden id=archbuttonh name=arch value=x86_64>";
-//            echo "$arrColnames[$col] <select name=arch><option value=qemu-system-x86_64>x86_64</option></select></br>";
                 } elseif (preg_match('/format/', $arrColnames[$col])){
                     formatbuttons($arrColnames[$col], $val);
                 } elseif ($arrColnames[$col] == "autostart"){
@@ -593,7 +606,6 @@ if (isset($_SESSION['username'])){
                     }
                     echo "<div class=row><div class=col-md-1 style=text-align:right>autostart</div><div class=col-md-2><input data-onstyle=\"success\" data-offstyle=danger name=autostart id=\"autostart\" type=\"checkbox\" data-toggle=\"toggle\" data-on=\"boot with host\" data-off=\"no autostart\" $checked></div></div>";
                 } elseif ($arrColnames[$col] == "cdrom"){
-                    //echo "<div id=cdromdiv>";
                     serverdepropdown($server, $val, "cdrom");
                     echo "</div>";
                 } elseif (preg_match('/tapdev/', $arrColnames[$col])) {
@@ -630,7 +642,7 @@ if (isset($_SESSION['username'])){
 
 
     if(($mode!="newvm")&&($mode!="editvm")&&($mode!='usermgmt')){
-    if ($_SESSION['isadmin']=="1"){
+        if ($_SESSION['isadmin']=="1"){
             $sqllimit="";
             echo "</br><a class=\"btn btn-primary\" href=# onclick=\"post('?', {newvm: 'newvm'});\">Create a new VM</a></br></br>";
         } else {
@@ -651,9 +663,7 @@ if (isset($_SESSION['username'])){
                 $buttonc = "btn-warning";
             }
             $vncport = sprintf("%02d", $row['vncport']);
-            echo "<div >";
-            //style=\"margin:5px;padding:5px;border:solid 1px;max-width:295px;\">
-            echo "<button type=button onclick=\"arrow('up', '$row[id]');\" class=\"btn btn-default\" aria-label=\"Left Align\"><span><img src=arrowup.png width=6px ></span></button><br/>";
+            echo "<div><button type=button onclick=\"arrow('up', '$row[id]');\" class=\"btn btn-default\" aria-label=\"Left Align\"><span><img src=arrowup.png width=6px ></span></button><br/>";
             echo "<button type=button onclick=\"arrow('down', '$row[id]');\" class=\"btn btn-default\" aria-label=\"Left Align\"><span><img src=arrowdown.png width=6px></span></button></div>";
             echo "<div class=col-sm><b>$row[vmname]</b></div><div class=col-sm>$row[server]</div><div class=col-sm>$row[cpus] CPUs, $row[memory] MB RAM</div><div class=col-sm>$row[drive1]</div>";
             echo "<div class=col-sm>VNC port: 59$vncport</div><div class-col-sm><a class=\"btn btn-primary\" href=# onclick=\"post('?', {edit: '$row[id]'});\">edit</a> ";