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<?php
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class Commun {
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private $parametres;
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private $nomSource;
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private $nomService;
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private $verificateur;
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private $parametresRecherche;
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public function consulter($ressources, $parametres) {
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$this->recupererRessourcesEtParametres($ressources, $parametres);
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$retour = null;
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try {
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if (!$this->verifierExistenceSourcesDonnees()) {
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$message = "Source de donnees indisponible";
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throw new Exception($message, RestServeur::HTTP_CODE_RESSOURCE_INTROUVABLE);
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} else {
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$this->chargerNomSource();
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$this->verifierParametres();
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$this->chargerNomService();
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$objetTraitement = new $this->nomService($this->parametresRecherche);
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$methode = $this->genererNomMethodeAExecuter();
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$retour = $objetTraitement->$methode();
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}
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} catch (Exception $erreur) {
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$retour = $erreur;
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}
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return $retour;
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}
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private function recupererRessourcesEtParametres($ressources, $parametres) {
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$this->ressources = $ressources;
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$this->parametres = $parametres;
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}
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private function chargerNomService() {
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$this->nomService = ucfirst($this->parametres['source']) . 'Formateur';
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Projets::chargerConfigurationSource($this->parametres['source']);
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}
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private function genererNomMethodeAExecuter() {
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return 'recuperer' . ucfirst($this->ressources[0]);
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}
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private function verifierExistenceSourcesDonnees() {
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$sourcesDisponibles = explode(',', Config::get('sources_dispo'));
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$estDisponible = false;
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if (isset($this->parametres['source'])) {
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if (in_array($this->parametres['source'], $sourcesDisponibles)) {
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$estDisponible = true;
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}
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} else {
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// choisir la source par defaut, qui est toujours disponible
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$estDisponible = true;
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}
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return $estDisponible;
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}
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private function chargerNomSource() {
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if (isset($this->parametres['source'])) {
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$this->nomSource = $this->parametres['source'];
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} else {
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$this->nomSource = Config::get('source_defaut');
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}
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}
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private function verifierParametres() {
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$this->verificateur = new VerificateurParametres($this->parametres);
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$this->verificateur->verifierParametres();
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if ($this->verificateur->contientErreurs()) {
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$this->verificateur->leverException();
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} else {
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$this->recupererParametresRecherche();
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}
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}
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private function recupererParametresRecherche() {
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$this->parametresRecherche = $this->verificateur->renvoyerResultatVerification();
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}
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}
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?>
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