104 lines
3.6 KiB
PHP
104 lines
3.6 KiB
PHP
<?php
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include_once 'Cluster.php';
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/*
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* To change this template, choose Tools | Templates
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* and open the template in the editor.
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*/
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/**
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* Description of View
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*
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* @author stubbfel
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*/
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class View {
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private $viewArray;
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private $clusterCount;
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private $peerCount;
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private $viewId;
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private $peerClusterRatioRef;
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private $peerClusterRatioNormVar;
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private $peerClusterRatioNormStDev;
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private $peerClusterRatioNormMed;
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private $clusterList;
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public function __construct($viewArray = array(), $viewId) {
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$this->viewArray = $viewArray;
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$this->clusterCount = $this->viewArray["cn"];
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$this->peerCount = $this->viewArray["pn"];
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$this->viewId = $viewId;
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$this->createClusterList();
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$this->calcPeerClusterRatio();
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}
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private function createClusterList() {
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$clusterArray = $this->viewArray["clusters"];
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$this->clusterList = array();
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foreach ($clusterArray as $key => $value) {
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$cluster = new Cluster($value, $key);
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array_push($this->clusterList, $cluster);
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}
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}
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private function clusterListToHTML() {
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$result = "<table width=\"100%\">";
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foreach ($this->clusterList as $value) {
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$result .= "<tr><td>";
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$result .= $value->toHTML();
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$result .= "</td></tr>";
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}
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return $result . "</table>";
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}
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private function calcPeerClusterRatio() {
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$this->peerClusterRatioRef = round($this->peerCount / $this->clusterCount,5);
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$variance = 0.0;
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$medianArray = array();
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foreach ($this->clusterList as $value) {
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$value->calcPeerClusterRatioNorm($this->peerClusterRatioRef);
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$variance += pow($value->clusterSize - $this->peerClusterRatioRef, 2);
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array_push($medianArray, $value->clusterSize);
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}
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$variance /= $this->peerCount;
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$this->peerClusterRatioNormVar = round($variance,5);
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$this->peerClusterRatioNormStDev = round(sqrt($variance),5);
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asort($medianArray);
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$medianArraySize = count($medianArray);
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$medianMidIndex = round(($medianArraySize - 1) / 2,0,PHP_ROUND_HALF_DOWN);
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if ($medianArraySize % 2 == 0) {
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$this->peerClusterRatioNormMed = ($medianArray[$medianMidIndex] + $medianArray[$medianMidIndex + 1]) / 2;
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} else {
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$this->peerClusterRatioNormMed = $medianArray[$medianMidIndex];
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}
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}
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public function toHTML() {
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$table = "<table border=\"1\"><colgroup width=\"100\" span=\"8\"></colgroup>";
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$table .= "<tr>";
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$table .= "<th colspan=\"4\">ViewId:</th><th colspan=\"4\">$this->viewId</th>";
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$table .= "</tr>";
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$table .= "<tr>";
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$table .= "<td colspan=\"2\">ClusterCount:</td><td colspan=\"2\" align=\"center\" >$this->clusterCount</td>";
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$table .= "<td colspan=\"2\">PeerCount:</td><td colspan=\"2\" align=\"center\" >$this->peerCount</td>";
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$table .= "</tr>";
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$table .= "<tr>";
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$table .= "<td>PeerClusterRatioRef:</td><td align=\"center\" >$this->peerClusterRatioRef </td>";
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$table .= "<td>PeerClusterRatioNormVar:</td><td align=\"center\" >$this->peerClusterRatioNormVar</td>";
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$table .= "<td>PeerClusterRatioNormStDev:</td><td align=\"center\" >$this->peerClusterRatioNormStDev</td>";
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$table .= "<td>PeerClusterRatioNormMed:</td><td align=\"center\" >$this->peerClusterRatioNormMed</td>";
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$table .= "</tr>";
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$table .= "<tr><td>ClusterListe:</td> <td colspan=\"7\">";
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$table .= $this->clusterListToHTML();
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$table .= "</td></tr>";
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$table .= "</table>";
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return $table;
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}
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}
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?>
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