Objet vide = mémoire ?? WTF??? - Version imprimable

Code :
class WSysteme extends WConnect

    {

    private $Id_Joueur;

    public $Id_JoueurID;

    public $Id_Systeme;

    public $SYJ_Galaxie;

    public $iTaxe;

    public $iStab;

    public $EtatStab;

    public $StabEvol;

    public $iDstCap;

    public $iEnv;

    public $Climat;

    public $SYJ_Taille;

    public $Politique;

    private $Politiques;

    public $PopActu;

    public $PopIdealBrut;

    private $PopIdeal;

    public $PopEvol;

    public $iPtPla;

    public $iScience;

    public $CoordX;

    public $CoordY;

    public $Nom_Systeme;

    public $Croi_Pop_Systeme;

    public $Capa_Dock;

    public $Zone_Race;



    public $ListeOBJ=array();

    public $ListeSTOCK=array();



    function __tostring() {return "Cette classe permet de manipuler la table systeme_joueur.";}



    //Fonction Get permetant le Lazy loading

    public function __get($property)

        {

        global $dbh;

        global $dbh;

        $valeur=$property.'ID';

        if(isset($this->$property))

            return $this->$property;

        elseif(isset($this->$valeur) and $property=='Id_Joueur')

            return new WJoueur($this->$valeur,$dbh);

        elseif(isset($this->Politique) and $property=='Politiques')

            return new WPolitique($this->Politique,$dbh);

        elseif($property=='PopIdeal')

            return $this->CalculePopIdeal($this,$dbh);

        else

            trigger_error('Impossible de charger le sous objet : '.$property);

        }



    //Constructeur

    function __construct($id,$connection=NULL)

        {

        $this->Load($id,$connection);

        }

        

    //Charge objet

    function Load($id,$connection=NULL)

        {

        if($id>0) {

        if($connection!='') $dbh = $connection;

        else $dbh = $this->CreerConnexionPDO();

        $requete = "SELECT * FROM systeme_joueur WHERE Id_Systeme='$id'";

        $stmt = $dbh->prepare($requete); $stmt->execute();

        foreach($stmt->fetchAll() as $data) {}



        $this->RemplitObjet($this,$data);

        }}



    //Créée une lise de systeme_joueur

    function GetListe($requete,$connection=NULL,$ordre='Id_Systeme')

        {

        if($connection!='') $dbh = $connection;

        else $dbh = $this->CreerConnexionPDO();

        $requete = "SELECT * FROM systeme_joueur WHERE $requete ORDER BY $ordre";

        $res = $dbh->query($requete);

        while($data = $res->fetch(PDO::FETCH_ASSOC))

            {

            $temp = new WSysteme();

            $temp->RemplitObjet($temp,$data);

            $this->ListeOBJ[$data['Id_Systeme']]=$temp;

            }

        }

        

    //Créée une lise de systeme pour le rapport

    function GetListeRapport($requete,$connection=NULL,$ordre='Id_Systeme')

        {

        if($connection!='') $dbh = $connection;

        else $dbh = $this->CreerConnexionPDO();

        $requete = "SELECT Id_Systeme,CoordX,CoordY,iEnv,Nom_Systeme,Climat,PopActu,Id_Joueur

        FROM systeme_joueur WHERE $requete ORDER BY $ordre";

        $res = $dbh->query($requete);

        while($data = $res->fetch(PDO::FETCH_ASSOC))

            {

            $temp = new WSysteme();

            $temp->RemplitObjet($temp,$data);

            $this->ListeOBJ[$data['Id_Systeme']]=$temp;

            }

        }

        

    //Remplit l'objet

    private function RemplitObjet(WSysteme $objet,$data)

        {

        $objet->Id_Joueur = NULL;

        $objet->Id_JoueurID = $data['Id_Joueur'];

        $objet->Id_Systeme = $data['Id_Systeme'];

        $objet->SYJ_Galaxie = $data['SYJ_Galaxie'];

        $objet->iTaxe = $data['iTaxe'];

        $objet->iStab = $data['iStab'];

        $objet->EtatStab = $data['EtatStab'];

        $objet->StabEvol = $data['SYJ_StabEvol'];

        $objet->iDstCap = $data['iDstCap'];

        $objet->iEnv = $data['iEnv'];

        $objet->Climat = $data['Climat'];

        $objet->SYJ_Taille = $data['SYJ_Taille'];

        $objet->Politique = $data['Politique'];

        $objet->PopActu = $data['PopActu'];

        $objet->PopIdealBrut = $data['PopIdeal'];

        $objet->PopEvol = $data['SYJ_PopEvol'];

        $objet->iPtPla = $data['iPtPla'];

        $objet->iScience = $data['iScience'];

        $objet->CoordX = $data['CoordX'];

        $objet->CoordY = $data['CoordY'];

        $objet->Nom_Systeme = stripslashes($data['Nom_Systeme']);

        $objet->Croi_Pop_Systeme = $data['Croi_Pop_Systeme'];

        $objet->Capa_Dock = $data['Capa_Dock'];

        $objet->Zone_Race = $data['Zone_Race'];

        }
private function RemplitObjet($data) { $this->Id_Joueur = NULL; $this->Id_JoueurID = $data['Id_Joueur']; //(... vingtaine de lignes identiques ...) $this->Zone_Race = $data['Zone_Race']; }
private function RemplitObjet($data) { foreach($data => $field as $value) $this->$field = $value; // et pour le cas special : $this->Nom_Systeme = stripslashes($data['Nom_Systeme']); }