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| <?php |
| // declare(encoding='UTF-8'); |
| /** |
| * Classe client permettant d'interroger des services web REST. |
| * |
| * @category php 5.2 |
| * @package Framework |
| * @author Jean-Pascal MILCENT <jpm@tela-botanica.org> |
| * @copyright Copyright (c) 2010, Tela Botanica (accueil@tela-botanica.org) |
| * @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 $Id: RestClient.php 439 2013-10-14 15:48:41Z raphael $ |
| */ |
| class RestClient { |
| const HTTP_URL_REQUETE_SEPARATEUR = '&'; |
| const HTTP_URL_REQUETE_CLE_VALEUR_SEPARATEUR = '='; |
| private $http_methodes = array('GET', 'POST', 'PUT', 'DELETE', 'HEAD', 'OPTIONS', 'CONNECT', 'TRACE'); |
| protected $parametres = null; |
| private $url = null; |
| private $reponse_entetes = null; |
| |
| //+----------------------------------------------------------------------------------------------------------------+ |
| // ACCESSEURS |
| |
| public function getReponseEntetes() { |
| return $this->reponse_entetes; |
| } |
| |
| public function getParametre($cle) { |
| $valeur = (isset($this->parametres[$cle])) ? $this->parametres[$cle] : null; |
| return $valeur; |
| } |
| |
| public function ajouterParametre($cle, $valeur) { |
| $this->parametres[$cle] = $valeur; |
| } |
| |
| public function supprimerParametre($cle) { |
| unset($this->parametres[$cle]); |
| } |
| |
| public function nettoyerParametres() { |
| $this->parametres = null; |
| } |
| |
| //+----------------------------------------------------------------------------------------------------------------+ |
| // MÉTHODES |
| |
| public function consulter($url) { |
| $retour = $this->envoyerRequete($url, 'GET'); |
| return $retour; |
| } |
| |
| public function ajouter($url, Array $donnees) { |
| $retour = $this->envoyerRequete($url, 'PUT', $donnees); |
| return $retour; |
| } |
| |
| public function modifier($url, Array $donnees) { |
| $retour = $this->envoyerRequete($url, 'POST', $donnees); |
| return $retour; |
| } |
| |
| public function supprimer($url) { |
| $retour = $this->envoyerRequete($url, 'DELETE'); |
| return $retour; |
| } |
| |
| public function envoyerCurlRequete($url, $mode, Array $donnees = array()) { |
| $this->url = $url; |
| $contenu = false; |
| if (! in_array($mode, $this->http_methodes)) { |
| $e = "Le mode de requête '$mode' n'est pas accepté!"; |
| trigger_error($e, E_USER_WARNING); |
| } else { |
| if ($mode == 'GET') { |
| $this->traiterUrlParametres(); |
| } |
| |
| $ch = curl_init($this->url); |
| curl_setopt($ch, CURLOPT_HEADER, TRUE); |
| curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE); |
| curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1); |
| |
| if($mode == 'POST') curl_setopt($ch, CURLOPT_POST, TRUE); |
| elseif($mode == 'PUT') curl_setopt($ch, CURLOPT_PUT, TRUE); |
| elseif($mode == 'DELETE') curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "DELETE"); |
| |
| if($donnees) curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($donnees, null, self::HTTP_URL_REQUETE_SEPARATEUR)); |
| |
| /* if(isset($_COOKIES["XDEBUG_PROFILE"])) curl_setopt($ch, CURLOPT_COOKIE, "XDEBUG_PROFILE"); |
| $caller = self::getCaller(debug_backtrace()); |
| @curl_setopt($ch, CURLOPT_REFERER, sprintf("%s[%s:%d:%s]", $_SERVER['REQUEST_URI'], $caller['file'], $caller['line'], $caller['function'])); // $_SERVER['QUERY_STRING']; // debug */ |
| $flux = curl_exec($ch); |
| curl_close($ch); |
| |
| if (!$flux) { |
| $this->reponse_entetes = $http_response_header; |
| trigger_error(sprintf("fail: %s \"%s\" (%s)", strtoupper($mode), $this->url, http_build_query($donnees, null, self::HTTP_URL_REQUETE_SEPARATEUR)), |
| E_USER_WARNING); |
| } else { |
| // attention, CURLOPT_FOLLOWLOCATION amène le stream à contenir plusieurs section d'header HTTP successives |
| $t = explode("\r\n\r\n", $flux); |
| $contenu = array_splice($t, -1); |
| $dernier_entete = array_splice($t, -1); |
| $contenu = $contenu[0]; |
| $dernier_entete = $dernier_entete[0]; |
| |
| // XXX: mimic stream_get_meta_data() (ce qui n'est pas très propre, le code appelant ferait mieux de se mettre à jour) |
| $this->reponse_entetes = array('wrapper_data' => explode("\r\n", $dernier_entete)); |
| } |
| $this->traiterEntete(); |
| } |
| $this->reinitialiser(); |
| return $contenu; |
| } |
| |
| static function getCaller($trace) { |
| foreach($trace as $v) if(strpos($v['file'], '/modules/') !== false) return $v; |
| return NULL; |
| } |
| |
| public function envoyerRequete($url, $mode, Array $donnees = array()) { |
| // error_log("framework/envoyerRequete: $mode $url"); |
| |
| // nous n'activons le wrapper que pour GET pour l'instant |
| // car l'utilisation de curl pour les autres modes pourrait |
| // vraisemblablement induire des comportements différents. (test-suite needed) |
| if(FALSE && function_exists('curl_init') && $mode == 'GET') { |
| return $this->envoyerCurlRequete($url, $mode, $donnees); |
| } |
| |
| $this->url = $url; |
| $contenu = false; |
| if (! in_array($mode, $this->http_methodes)) { |
| $e = "Le mode de requête '$mode' n'est pas accepté!"; |
| trigger_error($e, E_USER_WARNING); |
| } else { |
| if ($mode == 'GET') { |
| $this->traiterUrlParametres(); |
| } |
| $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_URL_REQUETE_SEPARATEUR)))); |
| $flux = @fopen($this->url, 'r', false, $contexte); |
| if (!$flux) { |
| $this->reponse_entetes = $http_response_header; |
| trigger_error(sprintf("fail: %s \"%s\" (%s)", strtoupper($mode), $this->url, http_build_query($donnees, null, self::HTTP_URL_REQUETE_SEPARATEUR)), |
| E_USER_WARNING); |
| |
| } else { |
| // Informations sur les en-têtes et métadonnées du flux |
| $this->reponse_entetes = stream_get_meta_data($flux); |
| |
| // Contenu actuel de $url |
| $contenu = stream_get_contents($flux); |
| |
| fclose($flux); |
| } |
| $this->traiterEntete(); |
| } |
| $this->reinitialiser(); |
| return $contenu; |
| } |
| |
| private function traiterUrlParametres() { |
| $parametres = array(); |
| if (count($this->parametres) > 0) { |
| foreach ($this->parametres as $cle => $valeur) { |
| $cle = rawurlencode($cle); |
| $valeur = rawurlencode($valeur); |
| $parametres[] = $cle.self::HTTP_URL_REQUETE_CLE_VALEUR_SEPARATEUR.$valeur; |
| } |
| $url_parametres = implode(self::HTTP_URL_REQUETE_SEPARATEUR, $parametres); |
| $this->url = $this->url.'?'.$url_parametres; |
| } |
| } |
| |
| private function traiterEntete() { |
| $infos = $this->analyserEntete(); |
| $this->traiterEnteteDebogage($infos); |
| } |
| |
| private function analyserEntete() { |
| $entetes = $this->reponse_entetes; |
| $infos = array('date' => null, 'uri' => $this->url, 'debogages' => null); |
| |
| if (isset($entetes['wrapper_data'])) { |
| $entetes = $entetes['wrapper_data']; |
| } |
| foreach ($entetes as $entete) { |
| if (preg_match('/^X_REST_DEBOGAGE_MESSAGES: (.+)$/', $entete, $match)) { |
| $infos['debogages'] = json_decode($match[1]); |
| } |
| if (preg_match('/^Date: .+ ([012][0-9]:[012345][0-9]:[012345][0-9]) .*$/', $entete, $match)) { |
| $infos['date'] = $match[1]; |
| } |
| } |
| return $infos; |
| } |
| |
| private function traiterEnteteDebogage($entetes_analyses) { |
| if (isset($entetes['debogages'])) { |
| $date = $entetes['date']; |
| $uri = $entetes['uri']; |
| $debogages = $entetes['debogages']; |
| foreach ($debogages as $debogage) { |
| $e = "DEBOGAGE : $date - $uri :\n$debogage"; |
| trigger_error($e, E_USER_NOTICE); |
| } |
| } |
| } |
| |
| private function reinitialiser() { |
| $this->nettoyerParametres(); |
| } |
| } |
| Property changes: |
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| Added: svn:eol-style |
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| +native |
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| \ No newline at end of property |
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