FilterResParam.php
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<?php
/**
* @class FilterResParam
* @version $Id: FilterResParam.php 3222 2016-04-27 14:44:55Z elena $
* @author benjamin
*/
class FilterResParam extends FilterRes
{
protected $localXmlName, $localXml;
protected $rootElement, $xp;
function __construct()
{
$this->localXmlName = USERWSDIR."LocalParams.xml";
$this->localXml = new DomDocument("1.0");
@$this->localXml->load($this->localXmlName);
$this->rootElement = $this->localXml->documentElement;
$this->xp = new domxpath($this->localXml);
}
function getTarget($value,$opId)
{
$result = array();
$missions = $this->xp->query("//mission[@xml:id]");
for ($i = 0; $i < $missions->length; $i++)
{
$missionId = $missions->item($i)->getAttribute('xml:id');
$missionTarget = ($missions->item($i)->hasAttribute('target') &&
($missions->item($i)->getAttribute('target') != ''));
if ($missionTarget)
{
$targetId = $missions->item($i)->getAttribute('target');
$missionTargetId = $targetId;
}
// if there is observatory layer
$observatoryTargets = false;
$obsTarget = false;
$observatories = $this->xp->query("//mission[@xml:id='".$missionId."']/observatory");
if ($observatories->length > 1) {
$n_targets = 0;
$obsTargets = array();
$obsIds = array();
for ($i_obs = 0; $i_obs < $observatories->length; $i_obs++) {
$obs = $observatories->item($i_obs);
if ( $obs->hasAttribute('target') && ($obs->getAttribute('target') !== '') ) {
$obsTargets[] = $obs->getAttribute('target');
$obsIds[] = $obs->getAttribute('xml:id');
$n_targets++;
}
}
if ($n_targets > 0) {
$observatoryTargets = true;
}
}
$instruments = $this->xp->query("//mission[@xml:id='".$missionId."']//instrument");
for ($j = 0; $j < $instruments->length; $j++)
{
$instrumentId = $instruments->item($j)->getAttribute('xml:id');
$obsTarget = false;
if ($observatoryTargets) {
for ($i_obs = 0; $i_obs < $n_targets; $i_obs++) {
if ($instruments->item($j)->parentNode->getAttribute('xml:id') == $obsIds[$i_obs]) {
$obsTarget = true;
$obsTargetId = $obsTargets[$i_obs];
break;
}
}
}
$datasets = $this->xp->query("//mission[@xml:id='".$missionId."']//instrument[@xml:id='".$instrumentId."']//dataset");
for ($k = 0; $k < $datasets->length; $k++)
{
$datasetId = $datasets->item($k)->getAttribute('xml:id');
$datasetTarget = ($datasets->item($k)->hasAttribute('target') &&
($datasets->item($k)->getAttribute('target') != ''));
if (!$missionTarget && !$obsTarget && !$datasetTarget)
$targetId = 'none';
else if ($datasetTarget)
$targetId = $datasets->item($k)->getAttribute('target');
else if ($obsTarget)
$targetId = $obsTargetId;
else if ($missionTarget && !$obsTarget)
$targetId = $missionTargetId;
//fprintf($log,"%s\n",$targetId);
$ok = ($value == $targetId);
if (!$ok)
if (strlen($targetId) > strlen($value))
$ok = ((substr($targetId,0,strlen($value)) == $value) && ($targetId[strlen($value)]=='.'));
$id = $datasetId;
$chain = $datasetId;
$node = $datasets->item($k);
while ($id !== $missionId) {
$node = $node->parentNode;
$id = $node->getAttribute('xml:id');
$chain = $id.";".$chain;
}
switch ($opId)
{
case 'eq' :
if ($ok)
array_push($result,$chain);
break;
case 'ne' :
if (!$ok)
array_push($result,$chain);
break;
}
}
}
}
return $result;
}
function getTime($kind,$value,$opId)
{
$result = array();
$missions = $this->xp->query("//mission[@xml:id]");
for ($i = 0; $i < $missions->length; $i++)
{
$missionId = $missions->item($i)->getAttribute('xml:id');
$instruments = $this->xp->query("//mission[@xml:id='".$missionId."']//instrument");
for ($j = 0; $j < $instruments->length; $j++)
{
$instrumentId = $instruments->item($j)->getAttribute('xml:id');
$datasets = $this->xp->query("//mission[@xml:id='".$missionId."']//instrument[@xml:id='".$instrumentId."']//dataset");
for ($k = 0; $k < $datasets->length; $k++)
{
$datasetId = $datasets->item($k)->getAttribute('xml:id');
switch($kind)
{
case 'sta' :
$dataTime = $datasets->item($k)->getAttribute('dataStart');
break;
case 'sto' :
$dataTime = $datasets->item($k)->getAttribute('dataStop');
break;
}
list($day, $month, $year) = explode('-', $dataTime);
$date = mktime(0, 0, 0, $month, $day, $year);
list($year, $month, $day, $hour, $min, $sec) = split('[-T:]', $value);
$date_value = mktime($hour, $min, $sec, $month, $day, $year);
$id = $datsetId;
$chain = $datasetId;
$node = $datasets->item($k);
while ($id !== $missionId) {
$node = $node->parentNode;
$id = $node->getAttribute('xml:id');
$chain = $id.";".$chain;
}
switch($opId)
{
case 'le' :
if ($date <= $date_value)
array_push($result,$chain);
break;
case 'ge' :
if ($date >= $date_value)
array_push($result,$chain);
break;
}
}
}
}
return $result;
}
function getMissionName($value,$opId)
{
$result = array();
$missions = $this->xp->query("//mission[@name]");
for ($i = 0; $i < $missions->length; $i++)
{
$missionName = $missions->item($i)->getAttribute('name');
$missionId = $missions->item($i)->getAttribute('xml:id');
if ((!fnmatch($value,$missionName,FNM_CASEFOLD) && ($opId == 'eq')) ||
(fnmatch($value,$missionName,FNM_CASEFOLD) && ($opId == 'ne')))
continue;
$instruments = $this->xp->query("//mission[@xml:id='".$missionId."']//instrument");
for ($j = 0; $j < $instruments->length; $j++)
{
$instrumentId = $instruments->item($j)->getAttribute('xml:id');
$datasets = $this->xp->query("//mission[@xml:id='".$missionId."']//instrument[@xml:id='".$instrumentId."']//dataset");
for ($k = 0; $k < $datasets->length; $k++)
{
$datasetId = $datasets->item($k)->getAttribute('xml:id');
$id = $datsetId;
$chain = $datasetId;
$node = $datasets->item($k);
while ($id !== $missionId) {
$node = $node->parentNode;
$id = $node->getAttribute('xml:id');
$chain = $id.";".$chain;
}
array_push($result,$chain);
}
}
}
return $result;
}
function getDataType($value,$opId)
{
}
function getProvider($value,$opId)
{
$result = array();
$missions = $this->xp->query("//mission[@xml:id]");
for ($i = 0; $i < $missions->length; $i++)
{
$missionId = $missions->item($i)->getAttribute('xml:id');
$instruments = $this->xp->query("//mission[@xml:id='".$missionId."']//instrument");
for ($j = 0; $j < $instruments->length; $j++)
{
$instrumentId = $instruments->item($j)->getAttribute('xml:id');
$datasets = $this->xp->query("//mission[@xml:id='".$missionId."']//instrument[@xml:id='".$instrumentId."']//dataset");
for ($k = 0; $k < $datasets->length; $k++)
{
$provider = $datasets->item($k)->getAttribute('dataSource');
$datasetId = $datasets->item($k)->getAttribute('xml:id');
if ((!preg_match("/".$value."/i",$provider) && ($opId == 'eq')) ||
(preg_match("/".$value."/i",$provider) && ($opId == 'ne')))
continue;
$id = $datsetId;
$chain = $datasetId;
$node = $datasets->item($k);
while ($id !== $missionId) {
$node = $node->parentNode;
$id = $node->getAttribute('xml:id');
$chain = $id.";".$chain;
}
array_push($result,$chain);
}
}
}
return $result;
}
function getAll()
{
$result = array();
$missions = $this->xp->query("//mission[@xml:id]");
for ($i = 0; $i < $missions->length; $i++)
{
$missionId = $missions->item($i)->getAttribute('xml:id');
$instruments = $this->xp->query("//mission[@xml:id='".$missionId."']//instrument");
for ($j = 0; $j < $instruments->length; $j++)
{
$instrumentId = $instruments->item($j)->getAttribute('xml:id');
$datasets = $this->xp->query("//mission[@xml:id='".$missionId."']//instrument[@xml:id='".$instrumentId."']//dataset");
for ($k = 0; $k < $datasets->length; $k++)
{
$datasetId = $datasets->item($k)->getAttribute('xml:id');
$id = $datasetId;
$chain = $datasetId;
$node = $datasets->item($k);
while ($id !== $missionId) {
$node = $node->parentNode;
$id = $node->getAttribute('xml:id');
$chain = $id.";".$chain;
}
array_push($result,$chain);
}
}
}
return $result;
}
function getCondResult($cond)
{
$condId = $cond['condId'];
switch($condId)
{
case 'tar' : //target
return $this->getTarget($cond['value'],$cond['opId']);
case 'sta' : //start time
return $this->getTime('sta',$cond['value'],$cond['opId']);
case 'sto' : //stop time
return $this->getTime('sto',$cond['value'],$cond['opId']);
case 'mis' : //mission name
return $this->getMissionName(trim($cond['value']),$cond['opId']);
case 'typ' : //dataset type
return $this->getAll();
case 'pro' : //provider
return $this->getProvider(trim($cond['value']),$cond['opId']);
default :
return array();
}
}
}
?>