Files
iTop/sources/Core/RelationGraph/RelationRedundancyNode.php

62 lines
1.6 KiB
PHP

<?php
/**
* An redundancy Node inside a RelationGraph
*/
class RelationRedundancyNode extends GraphNode
{
public function __construct($oGraph, $sId, $iMinUp, $fThreshold)
{
parent::__construct($oGraph, $sId);
$this->SetProperty('min_up', $iMinUp);
$this->SetProperty('threshold', $fThreshold);
}
/**
* Make a normalized ID to ensure the uniqueness of such a node
*
* @param string $sRelCode
* @param string $sNeighbourId
* @param $oSourceObject
* @param \DBObject $oSinkObject
*
* @return string
*/
public static function MakeId($sRelCode, $sNeighbourId, $oSourceObject, $oSinkObject)
{
return 'redundancy-'.$sRelCode.'-'.$sNeighbourId.'-'.get_class($oSinkObject).'::'.$oSinkObject->GetKey();
}
/**
* Formatting for GraphViz
*
* @param bool $bNoLabel
*
* @return string
*/
public function GetDotAttributes($bNoLabel = false)
{
$sDisplayThreshold = sprintf('%.1f', $this->GetProperty('threshold'));
$sDot = 'shape=doublecircle,fillcolor=indianred,fontcolor=papayawhip,label="'.$sDisplayThreshold.'"';
return $sDot;
}
/**
* Recursively mark the objects nodes as reached, unless we get stopped by a redundancy node
*
* @param string $sProperty
* @param $value
*/
public function ReachDown($sProperty, $value)
{
$this->SetProperty($sProperty.'_count', $this->GetProperty($sProperty.'_count', 0) + 1);
if ($this->GetProperty($sProperty.'_count') > $this->GetProperty('threshold')) {
// Looping... though there should be only ONE SINGLE outgoing edge
foreach ($this->GetOutgoingEdges() as $oOutgoingEdge) {
// Recurse
$oOutgoingEdge->GetSinkNode()->ReachDown($sProperty, $value);
}
}
}
}