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<?php
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Class InventoryImageListPublic extends DBAccessor {
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private $DB = null;
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private $start = 0;
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private $limit = 100;
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private $distinct = true;
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private $criteres = array('mot_cles' => 'c.ci_meta_mots_cles',
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'auteur' => 'c.ci_ce_utilisateur',
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'commune' => 'b.location',
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'departement' => 'b.id_location',
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'taxon' => 'b.nom_ret');
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function InventoryImageListPublic($config) {
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$this->config=$config;
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}
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function getRessource() {
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}
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function getElement($uid)
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{
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// uid[0] : utilisateur obligatoire
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// uid[1] : critères de filtrage de la forme critère1:valeur1;critère2:valeur2
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$this->DB = $this->connectDB($this->config,'cel_db');
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$criteres = array() ;
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if($uid[0] == '*') {
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$criteres = array();
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} else {
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if(!$this->estUneRechercheGenerale()) {
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$criteres = $this->traiterCriteres($_GET);
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if(empty($criteres)) {
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header("content-type: text/html");
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$images_json = json_encode(array());
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print $images_json;
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exit() ;
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}
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}
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}
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if(isset($_GET['start'])) {
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$this->start = $_GET['start'];
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}
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if(isset($_GET['limit'])) {
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$this->limit = $_GET['limit'];
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}
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// Construction de la requête
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$requete_debut = 'SELECT * ';
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$requete_nb = 'SELECT COUNT(*) as nb_res ';
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$jointure = 'FROM cel_obs_images a '.
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'INNER JOIN cel_inventory b '.
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'ON a.coi_ce_observation = b.ordre AND a.coi_ce_utilisateur = b.identifiant '.
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'INNER JOIN cel_images c '.
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'ON a.coi_ce_image = c.ci_id_image AND a.coi_ce_utilisateur = c.ci_ce_utilisateur '.
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'WHERE b.transmission = 1 AND b.identifiant = c.ci_ce_utilisateur AND ';
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$requete_debut .= $jointure;
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$requete_nb .= $jointure;
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if($this->estUneRechercheGenerale()) {
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$chaine_requete = $_GET['recherche'];
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$requete = $this->creerSousRequeteRechercheGenerale($chaine_requete) ;
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} else {
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$criteres = $this->traiterCriteres($_GET) ;
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$requete = $this->creerSousRequeteRechercheParCriteres($criteres);
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}
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$requete_debut .= $requete;
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$requete_nb .= $requete;
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$requete_debut = rtrim($requete_debut,'AND ');
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$requete_nb = rtrim($requete_nb,'AND ');
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$requete_debut .= ' ORDER BY '.((!is_null($this->orderby)) ? $this->orderby : 'c.ci_meta_date_ajout DESC').' ';
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$requete_debut .= "LIMIT $this->start,$this->limit ";
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$res =& $this->DB->query($requete_debut);
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if (PEAR::isError($res)) {
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die($res->getMessage());
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}
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$res_nb =& $this->DB->query($requete_nb);
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if (PEAR::isError($res)) {
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die($res->getMessage());
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}
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$images = array();
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$total = 0;
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while ($row =& $res->fetchrow(DB_FETCHMODE_ASSOC)) {
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$images[]= $row;
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$nb_res = $row['nb_res'];
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}
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while ($row =& $res_nb->fetchrow(DB_FETCHMODE_ASSOC)) {
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$total= $row['nb_res'];
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}
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$resultat = array('total' => $total,'images' => $images, 'requete' => $requete_debut);
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$images_json = json_encode($resultat) ;
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header("content-type: text/html") ;
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print $images_json ;
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exit() ;
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}
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private function creerSousRequeteRechercheParCriteres($criteres) {
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$requete = '';
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foreach($criteres as $pair)
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{
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$nom_valeur = explode("=",$pair) ;
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if(sizeof($nom_valeur) != 0)
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{
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if($nom_valeur[0] == "ci_limite")
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{
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$this->limite = $this->DB->escapeSimple($nom_valeur[1]) ;
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}
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elseif($nom_valeur[0] == "c.ci_numero_page")
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{
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$this->start = $this->limite*$this->DB->escapeSimple($nom_valeur[1]) ;
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}
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elseif($nom_valeur[0] == "c.ci_meta_mots_cles")
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{
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$mots_cles = rtrim($nom_valeur[1], ',') ;
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$mots_cles_liste = explode("," , $mots_cles) ;
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foreach($mots_cles_liste as $mot_cle)
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{
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$requete .= $nom_valeur[0].' LIKE "%'.$this->DB->escapeSimple($mot_cle).'%"' ;
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$requete .= ' AND ' ;
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}
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}
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elseif($nom_valeur[0] == "c.ci_meta_comment")
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{
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$mots_comment_liste = explode(" " , $nom_valeur[1]) ;
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foreach($mots_comment_liste as $mot_comment)
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{
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$mot_comment = trim($mot_comment) ;
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$requete .= $nom_valeur[0].' LIKE "%'.$this->DB->escapeSimple($mot_comment).'%"' ;
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$requete .= ' AND ' ;
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}
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}
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elseif($nom_valeur[0] == "c.ci_meta_date")
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{
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$requete .= 'DATE_FORMAT( '.$nom_valeur[0].', \'%Y-%m-%d\' ) = "'.$this->DB->escapeSimple($nom_valeur[1]).'"' ;
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$requete .= ' AND ' ;
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}
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elseif($nom_valeur[0] == "c.ci_id_tampon")
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{
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$ids_tampon = rtrim($nom_valeur[1], ',') ;
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$requete .= 'c.ci_id_image IN ( '.$this->DB->escapeSimple($ids_tampon).')' ;
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}
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elseif($nom_valeur[0] == "b.nom_ret")
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{
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if($nom_valeur[1] == "indetermine") {
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$nom_valeur[1] = 'null';
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}
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$requete .= ' (';
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$requete .= $nom_valeur[0].' LIKE "%'.$this->DB->escapeSimple($nom_valeur[1]).'%"' ;
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$requete .= ' OR ' ;
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$requete .= 'b.nom_sel LIKE "%'.$this->DB->escapeSimple($nom_valeur[1]).'%"' ;
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$requete .= ') AND ' ;
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} else
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{
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$requete .= $nom_valeur[0].' = "'.$this->DB->escapeSimple($nom_valeur[1]) ;
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$requete .= '" AND ' ;
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}
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}
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}
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$requete = rtrim($requete,' AND ') ;
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return $requete;
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}
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private function creerSousRequeteRechercheGenerale($chaine_requete) {
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if(trim($chaine_requete) == '') {
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return '';
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}
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$chaine_requete = strtolower($chaine_requete);
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$chaine_requete = str_replace(' ','_',$chaine_requete);
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$requete = ' (';
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$requete .= 'b.nom_ret LIKE "'.$this->DB->escapeSimple($chaine_requete).'%"' ;
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$requete .= ' OR ' ;
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$requete .= 'b.nom_sel LIKE "'.$this->DB->escapeSimple($chaine_requete).'%"' ;
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$requete .= ' OR ' ;
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$requete .= 'b.location LIKE "'.$this->DB->escapeSimple($chaine_requete).'%" ' ;
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$requete .= ' OR ' ;
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$requete .= 'b.id_location LIKE "'.$this->DB->escapeSimple($chaine_requete).'%" ' ;
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$requete .= ' OR ' ;
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$requete .= 'c.ci_ce_utilisateur LIKE "'.$this->DB->escapeSimple($chaine_requete).'%" ' ;
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$requete .= ') ';
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return $requete;
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}
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private function estUneRechercheGenerale() {
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return isset($_GET['recherche']);
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}
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private function traiterCriteres($tableau_criteres) {
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$tableau_criteres_pour_bdd = array();
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foreach($tableau_criteres as $nom_critere => $valeur_critere) {
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if(isset($this->criteres[$nom_critere])) {
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$tableau_criteres_pour_bdd[] = $this->criteres[$nom_critere].'='.$valeur_critere;
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}
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}
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return $tableau_criteres_pour_bdd;
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}
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}
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?>
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