mirror of
https://github.com/Combodo/iTop.git
synced 2026-02-13 07:24:13 +01:00
83 lines
2.7 KiB
PHP
83 lines
2.7 KiB
PHP
<?php
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require_once('../application/application.inc.php');
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require_once('../application/itopwebpage.class.inc.php');
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require_once('../application/startup.inc.php');
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/**
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* Helper to generate a Graphviz code for displaying the life cycle of a class
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* @param string $sClass The class to display
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* @return string The Graph description in Graphviz/Dot syntax
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*/
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function GraphvizLifecycle($sClass)
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{
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$sDotFileContent = "";
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$sStateAttCode = MetaModel::GetStateAttributeCode($sClass);
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if (empty($sStateAttCode))
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{
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//$oPage->p("no lifecycle for this class");
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}
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else
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{
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$aStates = MetaModel::EnumStates($sClass);
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$aStimuli = MetaModel::EnumStimuli($sClass);
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$sDotFileContent .= "digraph finite_state_machine {
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rankdir=LR;
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size=\"12,12\"
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node [ fontname=Verdana ];
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edge [ fontname=Verdana ];
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";
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$aStatesLinks = array();
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foreach ($aStates as $sStateCode => $aStateDef)
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{
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$aStatesLinks[$sStateCode] = array('in' => 0, 'out' => 0);
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}
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foreach ($aStates as $sStateCode => $aStateDef)
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{
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$sStateLabel = $aStates[$sStateCode]['label'];
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$sStateDescription = $aStates[$sStateCode]['description'];
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foreach(MetaModel::EnumTransitions($sClass, $sStateCode) as $sStimulusCode => $aTransitionDef)
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{
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$aStatesLinks[$sStateCode]['out']++;
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$aStatesLinks[$aTransitionDef['target_state']]['in']++;
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$sStimulusLabel = $aStimuli[$sStimulusCode]->Get('label');
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$sTargetStateLabel = $aStates[$aTransitionDef['target_state']]['label'];
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$sDotFileContent .= "\t$sStateCode -> {$aTransitionDef['target_state']} [ label=\"$sStimulusLabel\"];\n";
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}
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}
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foreach($aStates as $sStateCode => $aStateDef)
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{
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$sStateLabel = str_replace(' ', '\n', $aStates[$sStateCode]['label']);
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if ( ($aStatesLinks[$sStateCode]['in'] == 0) || ($aStatesLinks[$sStateCode]['out'] == 0))
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{
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$sDotFileContent .= "\t$sStateCode [ shape=doublecircle,label=\"$sStateLabel\"];\n";
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}
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else
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{
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$sDotFileContent .= "\t$sStateCode [ shape=circle,label=\"$sStateLabel\"];\n";
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}
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}
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$sDotFileContent .= "}\n";
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}
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return $sDotFileContent;
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}
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$sClass = utils::ReadParam('class', 'bizIncidentTicket');
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$sDir = dirname(__FILE__);
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$sImageFilePath = $sDir."/../images/lifecycle/".$sClass.".png";
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if (file_exists("/iTop/Graphviz/bin/dot.exe"))
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{
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// create the file with Graphviz
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$sDotDescription = GraphvizLifecycle($sClass);
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$sDotFilePath = $sDir."/tmp-lifecycle.dot";
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$rFile = fopen($sDotFilePath, "w");
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fwrite($rFile, $sDotDescription);
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fclose($rFile);
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exec("/iTop/Graphviz/bin/dot.exe -Tpng < $sDotFilePath > $sImageFilePath");
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}
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header('Content-type: image/png');
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echo file_get_contents($sImageFilePath);
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?>
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