IHMUserParamManagerClass.php
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<?php
/**
* @class IHMUserParamManagerClass
* @brief Manager for IHM user parameter properties file
* @details
*/
class IHMUserParamManagerClass
{
protected $userParamsList = null;
//derived parameter in manager file
private static $mgrDerivedNode = 'paramList';
private static $mgrDerivedParamNode = 'param';
private static $mgrDerivedParamIdAtt = 'xml:id';
private static $mgrDerivedParamNameAtt = 'name';
private static $mgrDerivedParamExpressionAtt = 'buildchain';
private static $mgrDerivedParamTimeStepAtt = 'timestep';
//additional info for derived parameter
private static $infoDerivedUnitsNode = 'units';
private static $infoDerivedYTitleNode = 'ytitle';
private static $infoDerivedDescriptionNode = 'description';
private static $infoDerivedParsedExpNode = 'parsedExp';
private static $infoDerivedParsedExpValAtt = 'exp';
private static $infoDerivedParsedExpHashAtt = 'hash';
private static $infoDerivedParsedExpParamsAtt = 'params';
private static $infoDerivedUndefined = 'undefined';
//uploaded parameters in manager file
private static $mgrUploadedNode = 'mydataList';
private static $mgrUploadedParamNode = 'mydata';
private static $mgrUploadedParamIdAtt = 'xml:id';
private static $mgrUploadedParamNameAtt = 'name';
//additional info for uploaded parameter
private static $infoUploadedMinSamplingNode = 'minsampling';
private static $infoUploadedMaxSamplingNode = 'maxsampling';
private static $infoUploadedRealVarNode = 'realvar';
private static $infoUploadedTypeNode = 'type';
private static $infoUploadedSizeNode = 'size';
private static $infoUploadedVIIdNode = 'vi';
private static $infoUploadedFillValNode = 'fillvalue';
private static $infoUploadedPlotTypeNode = 'plottype';
private static $infoUploadedTableDefNode = 'tableDef';
private static $infoUploadedUnitsNode = 'units';
private static $infoUploadedYTitleNode = 'ytitle';
/*
* @brief Constructor
*/
function __construct()
{
}
/*
* @brief Get derived parameter info from name ("ws_***")
*/
public function getDerivedParameterFromName($paramName)
{
if (!preg_match("#^ws_#",$paramName))
return array("success" => false, "message" => "Bad derived parameter name");
//extract real parameter name
$realName = substr($paramName , 3);
//try to load user parameters definition if not already done
if (!isset($this->userParamsList))
$this->userParamsList = $this->loadUserParamManagerFile();
if (!$this->userParamsList["success"])
return $this->userParamsList["success"];
if (isset($this->userParamsList["params"]) && isset($this->userParamsList["params"]["derived"]))
{
//find the parameter info
foreach($this->userParamsList["params"]["derived"] as $paramInfo)
{
if ($paramInfo["name"] == $realName)
return array("success" => true, "param" => $paramInfo);
}
}
return array("success" => false, "message" => "Cannot find derived parameter");
}
/*
* @brief Get derived parameter name from id
*/
public function getDerivedParameterNameFromId($paramId)
{
if (!preg_match("#^ws_#",$paramId))
return array("success" => false, "message" => "Bad derived parameter id");
//try to load user parameters definition if not already done
if (!isset($this->userParamsList))
$this->userParamsList = $this->loadUserParamManagerFile();
if (!$this->userParamsList["success"])
return $this->userParamsList["success"];
if (isset($this->userParamsList["params"]) && isset($this->userParamsList["params"]["derived"]))
{
//find the parameter name
foreach($this->userParamsList["params"]["derived"] as $paramInfo)
{
if ($paramInfo["id"] == $paramId)
return array("success" => true, "name" => $paramInfo["name"]);
}
}
return array("success" => false, "message" => "Cannot find derived parameter");
}
/*
* @brief Get uploaded parameter info from name ("wsd_***")
*/
public function getUploadedParameterFromName($paramName)
{
if (!preg_match("#^wsd_#",$paramName))
return array("success" => false, "message" => "Bad uploaded parameter name");
//extract real parameter name
$realName = substr($paramName , 4);
//try to load user parameters definition if not already done
if (!isset($this->userParamsList))
$this->userParamsList = $this->loadUserParamManagerFile();
if (!$this->userParamsList["success"])
return $this->userParamsList["success"];
if (isset($this->userParamsList["params"]) && isset($this->userParamsList["params"]["uploaded"]))
{
//find the parameter info
foreach($this->userParamsList["params"]["uploaded"] as $paramInfo)
{
if ($paramInfo["name"] == $realName)
return array("success" => true, "param" => $paramInfo);
}
}
return array("success" => false, "message" => "Cannot find uploaded parameter");
}
/*
* @brief Get uploaded parameter name from id
*/
public function getUploadedParameterNameFromId($paramId)
{
if (!preg_match("#^wsd_#",$paramId))
return array("success" => false, "message" => "Bad uploaded parameter id");
//try to load user parameters definition if not already done
if (!isset($this->userParamsList))
$this->userParamsList = $this->loadUserParamManagerFile();
if (!$this->userParamsList["success"])
return $this->userParamsList["success"];
if (isset($this->userParamsList["params"]) && isset($this->userParamsList["params"]["uploaded"]))
{
//find the parameter info
foreach($this->userParamsList["params"]["uploaded"] as $paramInfo)
{
if ($paramInfo["id"] == $paramId)
return array("success" => true, "name" => $paramInfo["name"]);
}
}
return array("success" => false, "message" => "Cannot find uploaded parameter");
}
/*
* @brief Load derived parameter manager file
*/
private function loadUserParamManagerFile()
{
//load xml file
$dom = new DomDocument("1.0");
if (!$dom->load(IHMConfigClass::getUserParamManagerFilePath()))
return array("success" => false, "message" => "Cannot load user parameter manager file");
$userParams = array();
//get derived parameter node
$derivedNodes = $dom->getElementsByTagName(self::$mgrDerivedNode);
$derivedParams = array();
if ($derivedNodes->length > 0)
{
$derivedParamNodes = $derivedNodes->item(0)->getElementsByTagName(self::$mgrDerivedParamNode);
foreach ($derivedParamNodes as $derivedParamNode)
{
//id
$paramId = $derivedParamNode->getAttribute(self::$mgrDerivedParamIdAtt);
//modification date
$dateModif = filemtime(IHMConfigClass::getUserDerivedParamFilePath($paramId));
//name
$paramName = $derivedParamNode->getAttribute(self::$mgrDerivedParamNameAtt);
//expression
$paramExpression = $derivedParamNode->getAttribute(self::$mgrDerivedParamExpressionAtt);
//timestep
$paramTimeStep = $derivedParamNode->getAttribute(self::$mgrDerivedParamTimeStepAtt);
array_push($derivedParams,array(
"id" => $paramId,
"name" => $paramName,
"expression" => $paramExpression,
"timestep" => $paramTimeStep,
"info" => $this->loadDerivedParameterInfo($paramId, $paramExpression),
"dateModif" => $dateModif
));
}
}
$userParams["derived"] = $derivedParams;
//get uploaded parameter node
$uploadedNodes = $dom->getElementsByTagName(self::$mgrUploadedNode);
$uploadedParams = array();
if ($uploadedNodes->length > 0)
{
$uploadedParamNodes = $uploadedNodes->item(0)->getElementsByTagName(self::$mgrUploadedParamNode);
foreach ($uploadedParamNodes as $uploadedParamNode)
{
//id
$paramId = $uploadedParamNode->getAttribute(self::$mgrUploadedParamIdAtt);
//modification date
$dateModif = filemtime(IHMConfigClass::getUserUploadedParamFilePath($paramId));
//name
$paramName = $uploadedParamNode->getAttribute(self::$mgrUploadedParamNameAtt);
array_push($uploadedParams,array(
"id" => $paramId,
"name" => $paramName,
"info" => $this->loadUploadedParameterInfo($paramId),
"dateModif" => $dateModif
));
}
}
$userParams["uploaded"] = $uploadedParams;
return array("success" => true, "params" => $userParams);
}
/*
* @brief Load additionnal derived parameter info from paramId
*/
private function loadDerivedParameterInfo($paramId, $paramExpression)
{
//get full path
$path = IHMConfigClass::getUserDerivedParamFilePath($paramId);
$result = array(
"units" => "",
"yTitle" => "",
"description" => "",
"parsedExpression" => NULL,
);
if (!file_exists($path))
return $result;
//load xml file
$dom = new DomDocument("1.0");
if (!$dom->load($path))
return $result;
//get parameter units
$unitsNodes = $dom->getElementsByTagName(self::$infoDerivedUnitsNode);
if ($unitsNodes->length > 0) {
$result["units"] = $unitsNodes->item(0)->nodeValue;
if ($result["units"] == self::$infoDerivedUndefined) {
$result["units"] = "";
}
}
//get parameter y title
$yTitleNodes = $dom->getElementsByTagName(self::$infoDerivedYTitleNode);
if ($yTitleNodes->length > 0) {
$result["yTitle"] = $yTitleNodes->item(0)->nodeValue;
if ($result["yTitle"] == self::$infoDerivedUndefined) {
$result["yTitle"] = "";
}
}
//get parameter description
$descNodes = $dom->getElementsByTagName(self::$infoDerivedDescriptionNode);
if ($descNodes->length > 0)
$result["description"] = $descNodes->item(0)->nodeValue;
//get parsed expression if exists
$parsedExpNodes = $dom->getElementsByTagName(self::$infoDerivedParsedExpNode);
if ($parsedExpNodes->length > 0) {
$parsedExpNode = $parsedExpNodes->item(0);
$parsedExpVal = $parsedExpNode->getAttribute(self::$infoDerivedParsedExpValAtt);
$parsedExpHash = $parsedExpNode->getAttribute(self::$infoDerivedParsedExpHashAtt);
$parsedExpParams = $parsedExpNode->getAttribute(self::$infoDerivedParsedExpParamsAtt);
if (!empty($parsedExpVal) && !empty($parsedExpParams) && (md5($paramExpression) == $parsedExpHash)) {
$params = array();
foreach (explode(',',$parsedExpParams) as $param) {
$params[] = array(
'paramid' => $param,
);
}
$result['parsedExpression'] = array(
"expression" => $parsedExpVal,
"params" => $params,
);
}
}
return $result;
}
/*
* @brief Load additionnal uploaded parameter info from paramId
*/
private function loadUploadedParameterInfo($paramId)
{
//get full path
$path = IHMConfigClass::getUserUploadedParamFilePath($paramId);
$result = array();
if (!file_exists($path))
return $result;
//load xml file
$dom = new DomDocument("1.0");
if (!$dom->load($path))
return $result;
//get parameter min sampling
$minSamplingNodes = $dom->getElementsByTagName(self::$infoUploadedMinSamplingNode);
if ($minSamplingNodes->length > 0)
$result["minSampling"] = $minSamplingNodes->item(0)->nodeValue;
//get parameter max sampling
$maxSamplingNodes = $dom->getElementsByTagName(self::$infoUploadedMaxSamplingNode);
if ($maxSamplingNodes->length > 0)
$result["maxSampling"] = $maxSamplingNodes->item(0)->nodeValue;
else
$result["maxSampling"] = $result["minSampling"];
//get parameter real var
$realVarNodes = $dom->getElementsByTagName(self::$infoUploadedRealVarNode);
if ($realVarNodes->length > 0)
$result["realVar"] = $realVarNodes->item(0)->nodeValue;
//get parameter type
$typeNodes = $dom->getElementsByTagName(self::$infoUploadedTypeNode);
if ($typeNodes->length > 0)
$result["type"] = $typeNodes->item(0)->nodeValue;
//get parameter size
$sizeNodes = $dom->getElementsByTagName(self::$infoUploadedSizeNode);
if ($sizeNodes->length > 0)
$result["size"] = $sizeNodes->item(0)->nodeValue;
//get parameter VirtualInstrument ID
$viIdNodes = $dom->getElementsByTagName(self::$infoUploadedVIIdNode);
if ($viIdNodes->length > 0)
$result["viId"] = $viIdNodes->item(0)->nodeValue;
//get parameter plot type
$plotTypeNodes = $dom->getElementsByTagName(self::$infoUploadedPlotTypeNode);
if ($plotTypeNodes->length > 0)
$result["plotType"] = $plotTypeNodes->item(0)->nodeValue;
//get parameter fil value
$result["fillValue"] = NULL;
$fillValueNodes = $dom->getElementsByTagName(self::$infoUploadedFillValNode);
if (($fillValueNodes->length > 0) && ($fillValueNodes->item(0)->nodeValue != ''))
$result["fillValue"] = $fillValueNodes->item(0)->nodeValue;
//get parameter y units
$unitsNodes = $dom->getElementsByTagName(self::$infoUploadedUnitsNode);
if ($unitsNodes->length > 0)
$result["units"] = $unitsNodes->item(0)->nodeValue;
//get parameter y title
$yTitleNodes = $dom->getElementsByTagName(self::$infoUploadedYTitleNode);
if ($yTitleNodes->length > 0)
$result["yTitle"] = $yTitleNodes->item(0)->nodeValue;
//get table definition
$tableDefNodes = $dom->getElementsByTagName(self::$infoUploadedTableDefNode);
if ($tableDefNodes->length > 0)
{
$tableDefNode = $tableDefNodes->item(0);
$tableDefType = $tableDefNode->getAttribute('tableDefType');
$channelsDefType = $tableDefNode->getAttribute('channelsDefType');
$tableName = $tableDefNode->getAttribute('tableName');
$tableUnits = $tableDefNode->getAttribute('tableUnits');
$tableData = array();
foreach ($tableDefNode->childNodes as $tableDataNode)
{
if ($tableDataNode->nodeType != XML_ELEMENT_NODE)
continue;
$tableData[$tableDataNode->tagName] = $tableDataNode->nodeValue;
}
$result["tableDef"] = array('tableDefType' => $tableDefType, 'channelsDefType' => $channelsDefType, 'tableName' => $tableName, 'tableUnits' => $tableUnits, 'data' => $tableData);
}
return $result;
}
public function saveDerivedParameterParsedExpression($paramId, $expression, $hash, $params) {
//get full path
$path = IHMConfigClass::getUserDerivedParamFilePath($paramId);
if (!file_exists($path))
return FALSE;
//load xml file
$dom = new DomDocument("1.0");
if (!$dom->load($path))
return FALSE;
$modifTime = filemtime($path);
$parsedExpNodes = $dom->getElementsByTagName(self::$infoDerivedParsedExpNode);
if ($parsedExpNodes->length == 0) {
//create node
$parsedExpNode = $dom->createElement(self::$infoDerivedParsedExpNode);
$dom->documentElement->appendChild($parsedExpNode);
}
else {
$parsedExpNode = $parsedExpNodes->item(0);
}
$parsedExpNode->setAttribute(self::$infoDerivedParsedExpValAtt, $expression);
$parsedExpNode->setAttribute(self::$infoDerivedParsedExpHashAtt, $hash);
$parsedExpNode->setAttribute(self::$infoDerivedParsedExpParamsAtt, implode(',',$params));
$dom->save($path);
//Restore file modification time to prevent librairie re-compilation
touch($path, $modifTime);
return TRUE;
}
}