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delphine |
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<?php
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class CacheMoissonnage {
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private $service;
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private $config;
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private $dureecache = 0;
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private $projetNom;
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private $serviceNom;
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private $cache;
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private $cacheActif;
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public function __construct($service, $projetNom, $serviceNom, $cacheActif) {
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$this->cacheActif = $cacheActif;
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$this->service = $service;
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$this->chargerDureeCache();
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$this->projetNom = $projetNom;
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$this->serviceNom = $serviceNom;
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$this->cache = new CacheSimple(array("mise_en_cache" => true, "stockage_chemin" => Config::get("chemincache"), "duree_de_vie" => $this->dureecache));
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}
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public function chargerDureeCache() {
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if ($this->cacheActif == "1") {
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$this->dureecache = $this->service->getDureeCache();
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}
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}
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public function consulter($ressources, $parametres) {
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$id = $this->genererID($ressources, $parametres);
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$retour = unserialize($this->cache->charger($id));
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if ($retour == false) {
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$retour = $this->mettreEnCache($ressources, $parametres);
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}
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return $retour;
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}
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public function mettreEnCache($ressources, $parametres) {
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$retour = $this->service->consulter($ressources, $parametres);
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$id = $this->genererID($ressources, $parametres);
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if ($this->dureecache > 0) {
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$this->cache->sauver(serialize($retour), $id);
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}
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return $retour;
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}
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public function genererID($ressources, $parametres) {
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$chaineRessources = "";
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$chaineParametres = "";
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if (count($ressources) > 0) {
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foreach ($ressources as $key => $val) {
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$chaineRessources .= "$key:$val;";
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}
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}
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if (count($parametres) > 0) {
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foreach ($parametres as $key => $val) {
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$chaineParametres .= "$key:$val;";
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}
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}
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$chaineMD5 = $this->projetNom.'/'.$this->serviceNom.'/'.md5($chaineRessources.$chaineParametres);
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return $chaineMD5;
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}
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}
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?>
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