Subversion Repositories eFlore/Applications.del

<?php

/**

* Description :

* Classe principale de chargement des services d'eFlore.

*

* Encodage en entrée : utf8

* Encodage en sortie : utf8

* @package eflore-projets

* @author Jennifer DHÉ <jennifer.dhe@tela-botanica.org>

* @author Delphine CAUQUIL <delphine@tela-botanica.org>

* @author Jean-Pascal MILCENT <jpm@tela-botanica.org>

* @license GPL v3 <http://www.gnu.org/licenses/gpl.txt>

* @license CECILL v2 <http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt>

* @version 0.1

* @copyright 1999-2011 Tela Botanica (accueil@tela-botanica.org)

*/

class Commentaires extends RestService {

	private $parametres = array();

	private $ressources = array();

	private $methode = null;

	private $projetNom = array();

	private $serviceNom = array();

	private $cheminCourant = null;

	private $conteneur;

	/** Indique si oui (true) ou non (false), on veut utiliser les paramètres bruts. */

	protected $utilisationParametresBruts = true;

	public function __construct() {

		$this->cheminCourant = dirname(__FILE__).DS;

	}

	public function consulter($ressources, $parametres) {

		$this->methode = 'consulter';

		$resultat = '';

		$reponseHttp = new ReponseHttp();

		try {

			$this->initialiserRessourcesEtParametres($ressources, $parametres);

			$this->conteneur = new Conteneur($this->parametres);

			$resultat = $this->traiterRessources();

			$reponseHttp->setResultatService($resultat);

		} catch (Exception $e) {

			$reponseHttp->ajouterErreur($e);

		}

		$reponseHttp->emettreLesEntetes();

		$corps = $reponseHttp->getCorps();

		return $corps;

	}

	public function ajouter($ressources, $parametres) {

		$this->methode = 'ajouter';

		$resultat = '';

		$reponseHttp = new ReponseHttp();

		try {

			$this->initialiserRessourcesEtParametres($ressources, $parametres);

			$this->conteneur = new Conteneur($this->parametres);

			$resultat = $this->traiterRessources();

			$reponseHttp->setResultatService($resultat);

		} catch (Exception $e) {

			$reponseHttp->ajouterErreur($e);

		}

		$corps = $reponseHttp->getCorps();

		return $corps;

	}

	public function supprimer($ressources) {

		$this->methode = 'supprimer';

		$resultat = '';

		$reponseHttp = new ReponseHttp();

		try {

			$this->ressources = $ressources;

			$this->conteneur = new Conteneur();

			$resultat = $this->traiterRessources();

			$reponseHttp->setResultatService($resultat);

		} catch (Exception $e) {

			$reponseHttp->ajouterErreur($e);

		}

		$reponseHttp->emettreLesEntetes();

		$corps = $reponseHttp->getCorps();

		return $corps;

	}

	private function initialiserRessourcesEtParametres($ressources, $parametres) {

		$this->ressources = $ressources;

		$this->parametres = $parametres;

	}

	private function traiterRessources() {

		$retour = '';

		$this->initialiserProjet();

		$retour = $this->initialiserService();

		return $retour;

	}

	/*------------------------------------------------------------------------------------------------------------------

										CONFIGURATION DU PROJET

	------------------------------------------------------------------------------------------------------------------*/

	private function initialiserProjet() {

		$this->projetNom = 'commentaires';

		$this->chargerConfigProjet();

	}

	private function chargerConfigProjet() {

		$projet = $this->projetNom;

		$chemin = Config::get('chemin_configurations')."config_$projet.ini";

		Config::charger($chemin);

	}

	/*------------------------------------------------------------------------------------------------------------------

								CONFIGURATION DU SERVICE

	------------------------------------------------------------------------------------------------------------------*/

	private function initialiserService() {

		$this->chargerNomService();

		$classe = $this->obtenirNomClasseService($this->serviceNom);

		$chemins = array();

		$chemins[] = $this->cheminCourant.$this->projetNom.DS.$classe.'.php';

		$chemins[] = $this->cheminCourant.'commun'.DS.$classe.'.php';

		$retour = '';

		$service = null;

		foreach ($chemins as $chemin) {

			if (file_exists($chemin)) {

				$this->conteneur->chargerConfiguration('config_'.$this->projetNom.'.ini');

				require_once $chemin;

				$service = new $classe($this->conteneur);

				if ($this->methode == 'consulter') {

					$retour = $service->consulter($this->ressources, $this->parametres);

				} elseif ($this->methode == 'ajouter') {

					$retour = $service->ajouter($this->ressources, $this->parametres);

				} elseif ($this->methode == 'supprimer') {

					$retour = $service->supprimer($this->ressources, $this->parametres);

				}

			}

		}

		if (is_null($service)) {

			$message = "Le service demandé '{$this->serviceNom}' n'existe pas dans le projet {$this->projetNom} !";

			$code = RestServeur::HTTP_CODE_RESSOURCE_INTROUVABLE;

			throw new Exception($message, $code);

		}

		return $retour;

	}

	private function chargerNomService() {

		// si la méthode est POST, on ajouter un commentaire

		if ($this->methode == 'ajouter') {

			$this->serviceNom = 'ajouter-commentaire';

		} else if ($this->methode == 'supprimer') {

			$this->serviceNom = 'supprimer-commentaire';

		}

		else {

			//S'il n'y a pas de ressources => tous les commentaires

			if (!isset($this->ressources) || empty($this->ressources)) {

				$this->serviceNom = 'liste-commentaires';

			} else {

				if (!is_numeric($this->ressources[0])) {

					$message = "La première ressource doit être un identifiant";

					$code = RestServeur::HTTP_CODE_ERREUR;

					throw new Exception($message, $code);

				} else {

					$this->serviceNom = 'consulter-commentaire';

				}

			}

		}

	}

	private function obtenirNomClasseService($mot) {

		$classeNom = str_replace(' ', '', ucwords(strtolower(str_replace('-', ' ', $mot))));

		return $classeNom;

	}

}

?>