CDPP / DDServer

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src/DDSERVICES/REST/getLastUpdate.php 1.14 KB
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c6b37322   Elena.Budnik   data version : ne... 
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<?php
  
/** 
*   @file getLastUpdate.php
*   @brief Returns last modif of *_times.nc for a given DataSet 
*   @version $Id:  $ 
*/
3765ffaf   Elena.Budnik   isset GET 
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    if (!isset($_GET['id'])) exit('INPUT ERROR');
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    require_once './DDserverWeb_ini.php';
3765ffaf   Elena.Budnik   isset GET 
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    error_reporting(E_ERROR | E_WARNING | E_PARSE);

    $replace = array("-" => "_");

    $dataSet = strtr($_GET['id'], $replace);
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    $referXML = baseDir."/DDsys.xml";
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    $DDsys = new DOMDocument("1.0");
    $DDsys->load($referXML);
    $xp = new domxpath($DDsys);
    $VI_NAME = $xp->query("//NAME[.='".$dataSet."']");
  
    if ($VI_NAME->item(0)->nodeValue != NULL)
    {
            $VI = $VI_NAME->item(0)->parentNode;
            $location = $VI->getElementsByTagName("LOCATION")->item(0)->nodeValue;           
            $times = $VI->getElementsByTagName("TIMES")->item(0)->nodeValue; 
            if (!file_exists($location.$times))
                exit('NO TIMES FILE'); 
                
            $cmd = 'date "+%Y-%m-%dT%H:%M:%SZ" -u -r '. $location.$times;  // for NFS      
            $dateModif = exec($cmd);       
            exit($dateModif); 
    }
    else {
            exit('NO SUCH DATASET');
    }
?>