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<?php |
/** |
* Description : |
* Classe principale de chargement des services d'eFlore. |
* |
* Encodage en entrée : utf8 |
* Encodage en sortie : utf8 |
* @package del |
* @author Aurélien Peronnet <aurelien@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 MotsCles extends RestService { |
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/* |
* url possibles : |
* http://localhost/del/services/0.1/motscles/#id => les mots clés associés à une image donnée |
* */ |
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private $parametres = array(); |
private $ressources = array(); |
private $methode = null; |
private $projetNom = array(); |
private $serviceNom = array(); |
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. */ |
protected $utilisationParametresBruts = true; |
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public function __construct() { |
$this->cheminCourant = dirname(__FILE__).DS; |
} |
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public function consulter($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 $corps; |
} |
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public function ajouter($ressources, $parametres) { |
$this->methode = 'ajouter'; |
$resultat = ''; |
$reponseHttp = new ReponseHttp(); |
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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 $corps; |
} |
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public function supprimer($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(); |
echo $reponseHttp->getCorps(); |
} |
} |
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public function modifier($ressources, $requeteDonnees) { |
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} |
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private function initialiserRessourcesEtParametres($ressources, $parametres) { |
$this->ressources = $ressources; |
$this->parametres = $parametres; |
} |
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private function traiterRessources() { |
$retour = ''; |
$this->initialiserProjet(); |
$retour = $this->initialiserService(); |
return $retour; |
} |
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/*------------------------------------------------------------------------------------------------------------------ |
CONFIGURATION DU PROJET |
------------------------------------------------------------------------------------------------------------------*/ |
private function initialiserProjet() { |
$this->chargerNomDuProjet(); |
$this->chargerConfigProjet(); |
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} |
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private function chargerNomDuProjet() { |
$this->projetNom = 'motscles'; |
} |
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private function chargerConfigProjet() { |
$projet = $this->projetNom; |
$chemin = Config::get('chemin_configurations')."config_mots_cles.ini"; |
Config::charger($chemin); |
} |
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/*------------------------------------------------------------------------------------------------------------------ |
CONFIGURATION DU SERVICE |
------------------------------------------------------------------------------------------------------------------*/ |
private function chargerNomService() { |
// si la méthode est POST, on ajouter un commentaire |
if ($this->methode == 'ajouter') { |
$this->serviceNom = 'ajouter-mot-cle'; |
} else if ($this->methode == 'supprimer') { |
$this->serviceNom = 'supprimer-mot-cle'; |
} |
else { |
//S'il n'y a pas de ressources => tous les commentaires |
if (!isset($this->ressources) || empty($this->ressources)) { |
$this->serviceNom = 'liste-mots-cles'; |
} else { |
if (!is_numeric($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-mots-cles'; |
} |
} |
} |
} |
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private function editerMessageErreurRessource() { |
$message = "Le service demandé '".$this->projetNom.'/'.implode('/', $this->ressources). |
"' n'est pas disponible pour le projet ".$this->projetNom." !\n". |
"Les services disponibles sont : images, images/#id/votes, images/#id/vote/#id_vote"; |
$code = RestServeur::HTTP_CODE_RESSOURCE_INTROUVABLE; |
throw new Exception($message, $code); |
} |
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private function etreRessourceIdentifiant($num) { |
$presenceId = false; |
if (is_numeric($this->ressources[$num])) { |
$presenceId = true; |
} else { |
$message = "Le service demandé '$service' nécessite d'avoir un identifiant d'image valide"; |
$code = RestServeur::HTTP_CODE_RESSOURCE_INTROUVABLE; |
throw new Exception($message, $code); |
} |
return $presenceId; |
} |
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private function initialiserService() { |
$this->chargerNomService(); |
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$classe = $this->obtenirNomClasseService($this->serviceNom); |
$chemins = array(); |
$chemins[] = $this->cheminCourant.$this->projetNom.DS.$classe.'.php'; |
$chemins[] = $this->cheminCourant.'commun'.DS.$classe.'.php'; |
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$retour = ''; |
$service = null; |
foreach ($chemins as $chemin) { |
if (file_exists($chemin)) { |
$this->conteneur->chargerConfiguration('config_mots_cles.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 == 'modifier') { |
$retour = $service->modifier($this->ressources, $this->parametres); |
} elseif ($this->methode == 'supprimer') { |
$retour = $service->supprimer($this->ressources, $this->parametres); |
} |
} |
} |
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if (is_null($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 $retour; |
} |
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private function obtenirNomClasseService($mot) { |
$classeNom = str_replace(' ', '', ucwords(strtolower(str_replace('-', ' ', $mot)))); |
return $classeNom; |
} |
} |
?> |