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FE: more defensive network topology hierarchy check #1308

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Signed-off-by: jokob-sk <jokob.sk@gmail.com>
This commit is contained in:
jokob-sk
2025-11-30 10:27:23 +11:00
parent 9634e4e0f7
commit 74677f940e
1 changed files with 202 additions and 192 deletions
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34
front/network.php
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@@ -565,14 +565,27 @@ function getChildren(node, list, path, visited = [])
// --------------------------------------------------------------------------- // ---------------------------------------------------------------------------
function getHierarchy() function getHierarchy()
{ {
let internetNode = null;
for(i in deviceListGlobal) for(i in deviceListGlobal)
{ {
if(deviceListGlobal[i].devMac == 'Internet') if(deviceListGlobal[i].devMac == 'Internet')
{ {
return (getChildren(deviceListGlobal[i], deviceListGlobal, '')) internetNode = deviceListGlobal[i];
return (getChildren(internetNode, deviceListGlobal, ''))
break; break;
} }
} }
if (!internetNode) {
showModalOk(
getString('Network_Configuration_Error'),
getString('Network_Root_Not_Configured')
);
console.error("getHierarchy(): Internet node not found");
return null;
}
} }
//--------------------------------------------------------------------------- //---------------------------------------------------------------------------
@@ -671,8 +684,6 @@ function handleNodeClick(el)
// --------------------------------------------------------------------------- // ---------------------------------------------------------------------------
var myTree; var myTree;
var emSize; var emSize;
var nodeHeight; var nodeHeight;
// var sizeCoefficient = 1.4 // var sizeCoefficient = 1.4
@@ -689,10 +700,12 @@ function emToPx(em, element) {
function initTree(myHierarchy) function initTree(myHierarchy)
{ {
// calculate the drawing area based on teh tree width and available screen size if(myHierarchy && myHierarchy.type !== "")
{
// calculate the drawing area based on the tree width and available screen size
let baseFontSize = parseFloat($('html').css('font-size')); let baseFontSize = parseFloat($('html').css('font-size'));
let treeAreaHeight = ($(window).height() - 155); ; let treeAreaHeight = ($(window).height() - 155); ;
// calculate the font size of the leaf nodes to fit everything into the tree area // calculate the font size of the leaf nodes to fit everything into the tree area
leafNodesCount == 0 ? 1 : leafNodesCount; leafNodesCount == 0 ? 1 : leafNodesCount;
@@ -703,13 +716,6 @@ function initTree(myHierarchy)
// init the drawing area size // init the drawing area size
$("#networkTree").attr('style', `height:${treeAreaHeight}px; width:${emToPx(screenWidthEm)}px`) $("#networkTree").attr('style', `height:${treeAreaHeight}px; width:${emToPx(screenWidthEm)}px`)
if(myHierarchy.type == "")
{
showModalOk(getString('Network_Configuration_Error'), getString('Network_Root_Not_Configured'))
return;
}
// handle canvas and node size if only a few nodes // handle canvas and node size if only a few nodes
emSize > 1 ? emSize = 1 : emSize = emSize; emSize > 1 ? emSize = 1 : emSize = emSize;
@@ -823,6 +829,10 @@ function initTree(myHierarchy)
// hide spinning icon // hide spinning icon
hideSpinner() hideSpinner()
} else
{
console.error("getHierarchy() not returning expected result");
}
} }