New file |
0,0 → 1,178 |
<?php |
// declare(encoding='UTF-8'); |
/** |
* Classe principale de chargement des sous-services de syndication. |
* |
* @category DEL |
* @package Services |
* @subpackage Syndication |
* @version 0.1 |
* @author Mathias CHOUET <mathias@tela-botanica.org> |
* @author Jean-Pascal MILCENT <jpm@tela-botanica.org> |
* @author Aurelien 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> |
* @copyright 1999-2014 Tela Botanica <accueil@tela-botanica.org> |
*/ |
class Syndication extends RestService { |
|
private $parametres = array(); |
private $ressources = array(); |
private $conteneur; |
private $methode = null; |
private $sousServiceNom = null; |
private $cheminCourant = null; |
|
private $serviceNom = 'syndication'; |
private $format = 'atom'; |
private $squelette_dossier = null; |
|
/** Indique si oui (true) ou non (false), on veut utiliser les paramètres bruts. */ |
protected $utilisationParametresBruts = true; |
|
public function __construct() { |
$this->conteneur = new Conteneur(); |
$this->cheminCourant = dirname(__FILE__).DS; |
$this->squelette_dossier = dirname(__FILE__).DS.$this->serviceNom.DS.'squelettes'.DS; |
$this->formats_autorises = $this->conteneur->getParametreTableau('syndication.formats'); |
} |
|
public function consulter($ressources, $parametres) { |
$this->methode = 'consulter'; |
$this->initialiserRessourcesEtParametres($ressources, $parametres); |
$this->verifierRessourcesEtParametres(); |
$this->format = isset($this->parametres['format']) ? $this->parametres['format'] : $this->format; |
return $this->executerService(); |
} |
|
private function initialiserRessourcesEtParametres($ressources, $parametres = array()) { |
$this->ressources = $ressources; |
$this->parametres = $parametres; |
} |
|
private function verifierRessourcesEtParametres() { |
if (isset($this->parametres['format']) && !in_array($this->parametres['format'], $this->formats_autorises)) { |
$msg = "Vous devez indiquer un format de flux valide.\n".$this->getDoc(); |
throw new Exception($msg, RestServeur::HTTP_CODE_ERREUR); |
} |
} |
|
private function executerService() { |
$reponseHttp = new ReponseHttp(); |
try { |
$donnees = $this->traiterRessources(); |
$resultat = $this->creerResultatService($donnees); |
$reponseHttp->setResultatService($resultat); |
} catch (Exception $e) { |
$reponseHttp->ajouterErreur($e); |
} |
$reponseHttp->emettreLesEntetes(); |
$corps = $reponseHttp->getCorps(); |
return $corps; |
} |
|
private function traiterRessources() { |
$this->analyserRessources(); |
$retour = $this->initialiserService(); |
return $retour; |
} |
|
private function analyserRessources() { |
if ($this->methode == 'consulter' && isset($this->ressources[0])) { |
if (preg_match('/^tags|votes-?-Par-?Tag|tags-?Par-?Protocole$/i', $this->ressources[0])) { |
$this->sousServiceNom = 'tags'; |
} else if (preg_match('/^votes|votes-?Par-?Protocole$/i', $this->ressources[0])){ |
$this->sousServiceNom = 'votes'; |
} else if ($this->ressources[0] == 'commentaires') { |
$this->sousServiceNom = 'commentaires'; |
} |
} |
if ($this->sousServiceNom == null) { |
$this->lancerMessageErreurRessource(); |
} |
} |
|
private function lancerMessageErreurRessource() { |
$ressource = $this->sousServiceNom.'/'.implode('/', $this->ressources); |
$message = "La ressource demandée '$ressource' ". |
"n'est pas disponible pour le service {$this->serviceNom} !\n". |
$this->getDoc(); |
$code = RestServeur::HTTP_CODE_RESSOURCE_INTROUVABLE; |
throw new Exception($message, $code); |
} |
|
public function getDoc() { |
$formatsAutorises = implode(', ', $this->formats_autorises); |
return "Les URLs disponibles pour ce service sont :\n". |
" * en GET :\n". |
" - syndication/commentaires\n". |
" - syndication/tags\n". |
" - syndication/votes-par-protocole\n". |
" Paramètres : \n". |
" - format : $formatsAutorises"; |
} |
|
private function initialiserService() { |
$classe = $this->obtenirNomClasseService(); |
$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)) { |
require_once $chemin; |
$service = new $classe($this->conteneur); |
if ($this->methode == 'consulter') { |
$retour = $service->consulter(); |
} 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->serviceNom.'/'.implode('/', $this->ressources); |
$message = "Le classe '$classe' correspondant à la ressource '$ressource' ". |
"est introuvable par le service '{$this->serviceNom}' !\n". |
$this->getDoc(); |
$code = RestServeur::HTTP_CODE_RESSOURCE_INTROUVABLE; |
throw new Exception($message, $code); |
} |
return $retour; |
} |
|
private function obtenirNomClasseService() { |
return str_replace(' ', '', ucwords(strtolower(str_replace('-', ' ', $this->sousServiceNom)))); |
} |
|
private function creerResultatService($donnees) { |
$resultat = new ResultatService(); |
$resultat->mime = $this->getTypeMime(); |
$resultat->corps = SquelettePhp::analyser($this->squelette_dossier.$this->format.'.tpl.xml', $donnees); |
return $resultat; |
} |
|
private function getTypeMime() { |
$mime = ''; |
switch ($this->format) { |
case 'atom' : |
$mime = 'application/atom+xml'; |
break; |
case 'rss1' : |
case 'rss2' : |
$mime = 'application/rss+xml'; |
break; |
case 'opml' : |
$mime = 'text/x-opml'; |
break; |
default: |
$mime = 'text/html'; |
} |
return $mime; |
} |
} |
Property changes: |
Added: svnkit:entry:sha1-checksum |
+40211bf16084bd2d96250989c0bb58b4fa8dbe36 |
\ No newline at end of property |