New file |
0,0 → 1,225 |
<?php |
// declare(encoding='UTF-8'); |
/** |
* Classe modèle spécifique à l'application, donc d'accés au données, elle ne devrait pas être appelée de l'extérieur. |
* Elle est abstraite donc doit obligatoirement être étendue. |
* |
* @category Php5 |
* @package ODS_saisie |
* @author Jean-Pascal MILCENT <jpm@tela-botanica.org> |
* @copyright 2010 Tela-Botanica |
* @license http://www.cecill.info/licences/Licence_CeCILL_V2-fr.txt Licence CECILL |
* @license http://www.gnu.org/licenses/gpl.html Licence GNU-GPL |
* @version SVN: $Id$ |
*/ |
abstract class Dao { |
const ORDRE_ASCENDANT = 'ASC'; |
const ORDRE_DESCENDANT = 'DESC'; |
const HTTP_REQUETE_SEPARATEUR = '&'; |
protected $distinction = '0'; |
protected $limite_debut = null; |
protected $limite_nbre = null; |
protected $ordre = null; |
protected $url_jrest = null; |
|
public function __construct() { |
$this->url_jrest = Config::get('url_jrest'); |
} |
|
//+----------------------------------------------------------------------------------------------------------------+ |
// ACCESSEURS |
|
public function setDistinction($distinct) { |
$this->distinction = $distinct; |
} |
public function getDistinction() { |
return $this->distinction; |
} |
public function viderDistinction() { |
$this->distinction = null; |
} |
|
public function avoirLimitation() { |
$limitation = false; |
if (!is_null($this->limite_debut) && !is_null($this->limite_nbre)) { |
$limitation = true; |
} |
return $limitation; |
} |
public function setLimitation($limite_debut, $limite_nbre) { |
$this->limite_debut = $limite_debut; |
$this->limite_nbre = $limite_nbre; |
} |
public function getLimiteDebut() { |
return $this->limite_debut; |
} |
public function getLimiteNbre() { |
return $this->limite_nbre; |
} |
public function viderLimite() { |
$this->limite_debut = null; |
$this->limite_nbre = null; |
} |
|
public function addOrdre($champ, $trie = self::ORDRE_ASCENDANT) { |
if (!isset($this->ordre[$champ])) { |
if (self::ORDRE_ASCENDANT == $trie || self::ORDRE_DESCENDANT == $trie) { |
$this->ordre[$champ] = $trie; |
} else { |
$e = "La valeur pour le tri doit être : {self::ORDRE_ASCENDANT} ou {self::ORDRE_DESCENDANT}."; |
trigger_error($e, E_USER_WARNING); |
} |
} else { |
$e = "Le champ $champ existe déjà dans le tableau des ordres."; |
trigger_error($e, E_USER_WARNING); |
} |
} |
public function getOrdre() { |
$champs = array(); |
foreach ($this->ordre as $champ => $trie) { |
$champs[] = "$champ $trie"; |
} |
return implode(', ', $champs); |
} |
public function viderOrdre() { |
$this->ordre = null; |
} |
|
//+----------------------------------------------------------------------------------------------------------------+ |
// MÉTHODES |
|
protected function envoyerRequeteConsultation($url) { |
$url = $this->traiterUrlParametres($url); |
$retour = $this->envoyerRequete($url, 'GET'); |
return $retour; |
} |
|
protected function envoyerRequeteAjout($url, Array $donnees) { |
$retour = $this->envoyerRequete($url, 'PUT', $donnees); |
return $retour; |
} |
|
protected function envoyerRequeteModif($url, Array $donnees) { |
$retour = $this->envoyerRequete($url, 'POST', $donnees); |
return $retour; |
} |
|
protected function envoyerRequeteSuppression($url) { |
$retour = $this->envoyerRequete($url, 'DELETE'); |
return $retour; |
} |
|
private function envoyerRequete($url, $mode, Array $donnees = array()) { |
$contenu = false; |
if ($mode != 'GET' && $mode != 'PUT' && $mode != 'POST' && $mode != 'DELETE') { |
$e = "Le mode de requête '$mode' n'est pas accepté!"; |
trigger_error($e, E_USER_WARNING); |
} else { |
$contexte = stream_context_create(array( |
'http' => array( |
'method' => $mode, |
'header' => "Content-type: application/x-www-form-urlencoded\r\n", |
'content' => http_build_query($donnees, null, self::HTTP_REQUETE_SEPARATEUR)))); |
|
/*if($url == 'http://162.38.234.9/obs_saisons/applications/jrest/OdsObservation/13') { |
Debug::printr(http_build_query($donnees, null, self::HTTP_REQUETE_SEPARATEUR)); |
exit; |
}*/ |
|
$flux = @fopen($url, 'r', false, $contexte); |
|
if (!$flux) { |
$this->traiterEntete($http_response_header, $url); |
$e = "L'ouverture de l'url '$url' par la méthode HTTP '$mode' a échoué!"; |
trigger_error($e, E_USER_WARNING); |
} else { |
// Informations sur les en-têtes et métadonnées du flux |
$entetes = stream_get_meta_data($flux); |
$this->traiterEntete($entetes, $url); |
|
// Contenu actuel de $url |
$contenu = stream_get_contents($flux); |
|
fclose($flux); |
} |
} |
$this->reinitialiser(); |
return $contenu; |
} |
|
private function traiterUrlParametres($url) { |
$parametres = array(); |
if (! is_null($this->getLimiteDebut())) { |
$parametres[] = 'start='.$this->getLimiteDebut(); |
} |
if (! is_null($this->getLimiteNbre())) { |
$parametres[] = 'limit='.$this->getLimiteNbre(); |
} |
if (! is_null($this->ordre)) { |
$parametres[] = 'orderby='.urlencode($this->getOrdre()); |
} |
if ($this->getDistinction() != 0) { |
$parametres[] = 'distinct='.$this->getDistinction(); |
} |
if (count($parametres) > 0) { |
$url_parametres = implode('&', $parametres); |
$url = $url.'?'.$url_parametres; |
} |
return $url; |
} |
|
private function traiterEntete($entetes, $uri) { |
$infos = $this->analyserEntete($entetes, $uri); |
$this->traiterEnteteDebug($infos); |
$this->traiterEnteteMessage($infos); |
} |
|
private function analyserEntete($entetes, $uri) { |
$infos = array('date' => null, 'uri' => $uri, 'debugs' => null, 'messages' => null); |
|
if (isset($entetes['wrapper_data'])) { |
$entetes = $entetes['wrapper_data']; |
} |
foreach ($entetes as $entete) { |
if (preg_match('/^X-DebugJrest-Data: (.+)$/', $entete, $match)) { |
$infos['debugs'] = json_decode($match[1]); |
} |
if (preg_match('/^X-MessageJrest-Data: (.+)$/', $entete, $match)) { |
$infos['messages'] = json_decode($match[1]); |
} |
if (preg_match('/^Date: .+ ([012][0-9]:[012345][0-9]:[012345][0-9]) .*$/', $entete, $match)) { |
$infos['date'] = $match[1]; |
} |
} |
return $infos; |
} |
|
private function traiterEnteteDebug($entetes) { |
if (isset($entetes['debugs'])) { |
$date = $entetes['date']; |
$uri = $entetes['uri']; |
$debugs = $entetes['debugs']; |
foreach ($debugs as $debug) { |
Debug::printr("DEBUG : $date - $uri :\n$debug"); |
} |
} |
} |
|
private function traiterEnteteMessage($entetes) { |
if (isset($entetes['messages'])) { |
$date = $entetes['date']; |
$uri = $entetes['uri']; |
$messages = $entetes['messages']; |
foreach ($messages as $message) { |
Debug::printr("MESSAGE : $date - $uri :\n$message"); |
} |
} |
} |
|
private function reinitialiser() { |
$this->viderDistinction(); |
$this->viderLimite(); |
$this->viderOrdre(); |
} |
} |
?> |