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<?php
/**
* Classe principale de chargement des sous-services d'accès aux infos sur les communes.
*
* Encodage en entrée : utf8
* Encodage en sortie : utf8
*
* @category DEL
* @package Services
* @subpackage Communes
* @version 0.1
* @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>
* @copyright ©1999-2014, Tela Botanica (<accueil@tela-botanica.org>)
*/
class Communes extends RestService {
private $parametres = array();
private $ressources = array();
private $methode = null;
private $serviceNom = 'communes';
private $sousServiceNom = null;
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';
$this->initialiserRessourcesEtParametres($ressources, $parametres);
return $this->executerService();
}
private function initialiserRessourcesEtParametres($ressources, $parametres = array()) {
$this->ressources = $ressources;
$this->parametres = $parametres;
}
private function executerService() {
$reponseHttp = new ReponseHttp();
try {
$this->conteneur = new Conteneur($this->parametres);
$resultat = $this->traiterRessources();
$reponseHttp->setResultatService($resultat);
} catch (Exception $e) {
$reponseHttp->ajouterErreur($e);
}
$reponseHttp->emettreLesEntetes();
$corps = $reponseHttp->getCorps();
return $corps;
}
private function traiterRessources() {
$this->chargerConfigService();
$this->analyserRessources();
$retour = $this->initialiserService();
return $retour;
}
private function chargerConfigService() {
$chemin = Config::get('chemin_configurations')."config_{$this->serviceNom}.ini";
Config::charger($chemin);
}
private function analyserRessources() {
if ($this->methode == 'consulter') {
if (count($this->ressources) == 0) {
if ($this->verifierPresenceParametre('masque.nom')) {
$this->sousServiceNom = 'liste-communes';
} else {
$message = "Le service demandé '{$this->serviceNom}' ".
"nécessite l'utilisation d'un paramètre (non vide) : masque.nom \n";
$code = RestServeur::HTTP_CODE_ECHEC_CONDITION;
throw new Exception($message, $code);
}
}
}
if ($this->sousServiceNom == null) {
$this->lancerMessageErreurRessource();
}
}
private function verifierPresenceParametre($cle) {
$ok = false;
if (isset($this->parametres[$cle]) && trim($this->parametres[$cle]) != '') {
$ok = true;
}
return $ok;
}
private function lancerMessageErreurRessource() {
$ressource = $this->sousServiceNom.'/'.implode('/', $this->ressources);
$message = "La ressource demandée '$ressource' ".
"n'est pas disponible pour le service ".$this->serviceNom." !\n".
"Les URLs disponibles sont : \n".
" - en GET : communes (paramètres : masque.nom) \n";
$code = RestServeur::HTTP_CODE_RESSOURCE_INTROUVABLE;
throw new Exception($message, $code);
}
private function initialiserService() {
$classe = $this->obtenirNomClasseService($this->sousServiceNom);
$chemins = array();
$chemins[] = $this->cheminCourant.$this->serviceNom.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->serviceNom.'.ini');
require_once $chemin;
$service = new $classe($this->conteneur);
if ($this->methode == 'consulter') {
$retour = $service->consulter($this->ressources, $this->parametres);
} else {
$message = "Le sous-service '{$this->sousServiceNom}' du service '{$this->serviceNom}' ".
"ne possède pas de méthode '{$this->methode}' !";
$code = RestServeur::HTTP_NON_IMPLEMENTE;
throw new Exception($message, $code);
}
}
}
if (is_null($service)) {
$ressource = $this->sousServiceNom.'/'.implode('/', $this->ressources);
$message = "Le classe '$classe' correspondant à la ressource '$ressource' ".
"est introuvable par le service '{$this->serviceNom}' !";
$code = RestServeur::HTTP_CODE_RESSOURCE_INTROUVABLE;
throw new Exception($message, $code);
}
return $retour;
}
private function obtenirNomClasseService($mot) {
$classeNom = str_replace(' ', '', ucwords(strtolower(str_replace('-', ' ', $mot))));
return $classeNom;
}
}