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<?php
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// declare(encoding='UTF-8');
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/**
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* Classe principale de chargement des sous-services de Plantnet.
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*
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 * @category   DEL
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 * @package    Services
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 * @subpackage Plantnet
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 * @version    0.1
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 * @author     Mathias CHOUET <mathias@tela-botanica.org>
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 * @author     Samuel DUFOUR-KOWALSKI <samuel.dufour@cirad.fr>
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 * @author     Jean-Pascal MILCENT <jpm@tela-botanica.org>
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 * @author     Aurelien PERONNET <aurelien@tela-botanica.org>
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 * @license    GPL v3 <http://www.gnu.org/licenses/gpl.txt>
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 * @license    CECILL v2 <http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt>
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 * @copyright  1999-2014 Tela Botanica <accueil@tela-botanica.org>
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*/
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class PlantNet extends RestService {
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	private $parametres = array();
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	private $ressources = array();
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	private $methode = null;
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	private $projetNom = 'plantnet';
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	private $serviceNom = 'changements';
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	private $cheminCourant = null;
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	private $conteneur;
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	/** Indique si oui (true) ou non (false), on veut utiliser les paramètres bruts. */
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	protected $utilisationParametresBruts = true;
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	public function __construct() {
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		$this->cheminCourant = dirname(__FILE__).DS;
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	}
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	public function consulter($ressources, $parametres) {
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		$this->methode = 'consulter';
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		$reponseHttp = new ReponseHttp();
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		try {
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			$this->ressources = $ressources;
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			$this->parametres = $parametres;
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			$this->conteneur = new Conteneur($this->parametres);
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			$resultat = $this->initialiserService();
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			$reponseHttp->setResultatService($resultat);
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		} catch (Exception $e) {
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			$reponseHttp->ajouterErreur($e);
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		}
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		$reponseHttp->emettreLesEntetes();
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		return $reponseHttp->getCorps();
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	}
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	/*------------------------------------------------------------------------------------------------------------------
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								CONFIGURATION DU SERVICE
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	------------------------------------------------------------------------------------------------------------------*/
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	private function initialiserService() {
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		$classe = $this->obtenirNomClasseService($this->serviceNom);
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		$chemins = array();
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		$chemins[] = $this->cheminCourant.$this->projetNom.DS.$classe.'.php';
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		$retour = '';
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		$service = null;
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		foreach ($chemins as $chemin) {
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			if (file_exists($chemin)) {
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				require_once $chemin;
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				$service = new $classe($this->conteneur);
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				$retour = $service->consulter($this->ressources, $this->parametres);
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			}
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		}
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		if (is_null($service)) {
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			$message = "Le service demandé '{$this->serviceNom}' n'existe pas dans le projet {$this->projetNom} !";
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			$code = RestServeur::HTTP_CODE_RESSOURCE_INTROUVABLE;
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			throw new Exception($message, $code);
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		}
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		return $retour;
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	}
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	private function obtenirNomClasseService($mot) {
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		$classeNom = str_replace(' ', '', ucwords(strtolower(str_replace('-', ' ', $mot))));
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		return $classeNom;
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	}
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}