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<?php
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// declare(encoding='UTF-8');
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/**
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* Classe de gestion des images.
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*
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* @package ODS_saisie
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* @category Php 5.2
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* @author Aurélien Peronnet <aurelien@tela-botanica.org>
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* @copyright 2010 Tela-Botanica
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* @license http://www.cecill.info/licences/Licence_CeCILL_V2-fr.txt Licence CECILL
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* @license http://www.gnu.org/licenses/gpl.html Licence GNU-GPL
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* @version SVN: $Id: Fiche.php 152 2010-09-06 16:19:12Z jpm $
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*/
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class Image extends aControleur {
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private $start = 0;
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private $limit = 100;
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private $total_resultats = 0;
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private $intervalle_pages = 5;
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public function __construct() {
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parent::__construct();
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$this->initialiser();
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}
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public function initialiser() {
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}
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public function executerActionParDefaut() {
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return $this->rechercherImage();
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}
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public function afficherFormulaireRechercheImage() {
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$donnees = array('criteres' => '');
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$formulaire = $this->getVue('formulaires/image_recherche',$donnees);
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$this->setSortie(self::RENDU_CORPS, $formulaire);
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}
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public function rechercherImage() {
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if(!isset($_GET['image_recherche']) || trim($_GET['image_recherche']) == '') {
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$_GET['image_recherche'] = '';
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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 = $_GET['limit'];
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}
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$critere_pour_dao = $_GET['image_recherche'];
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if(aControleur::estUneRechercheGenerale($critere_pour_dao)) {
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$critere_pour_dao = aControleur::convertirChaineRequeteGeneralePourDao($critere_pour_dao);
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} else {
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$critere_pour_dao = aControleur::convertirChaineRequetePourDao($critere_pour_dao);
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}
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$image_dao = new ImageDao();
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$resultat_recherche = $image_dao->getListeImage($critere_pour_dao, $this->start, $this->limit);
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$critere_a_reafficher = aControleur::convertirChaineRequetePourMoteur($_GET['image_recherche']);
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$this->afficherResultatRechercheImage($resultat_recherche, $critere_a_reafficher);
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}
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public function afficherResultatRechercheImage($donnees_images, $criteres = '') {
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$images = array();
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if(isset($donnees_images['images'])) {
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$images = $donnees_images['images'];
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$this->total_resultats = $donnees_images['total'];
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}
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foreach($images as &$image) {
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$taille_image = array($image['ci_meta_height'],$image['ci_meta_width']);
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$image['taille'] = $this->calculerDimensionPourVignette($taille_image);
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$id = $image['coi_ce_image'];
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$image['url_image_m'] = $this->getUrlImageBase($id,'M');
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$image['url_image_l'] = $this->getUrlImageBase($id,'L');
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}
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$donnees['pagination'] = $this->afficherBarrePagination($criteres);
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$donnees['images'] = $images;
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$donnees['criteres'] = $criteres;
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$this->setSortie(self::RENDU_CORPS, $this->getVue('formulaires/image_recherche',$donnees).$this->getVue('listes/image_liste', $donnees));
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}
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// +---------------------------------------------------------------------------------------------------------------+
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// METHODES D'AFFICHAGE DE PAGE
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public function afficherBarrePagination($criteres) {
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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 = $_GET['limit'];
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}
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if($this->start == 0) {
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$page_en_cours = 1;
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} else if($this->total_resultats != 0) {
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$page_en_cours = floor(($this->start + 1)/$this->limit + 1);
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}
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$pages_avant_apres = (ceil($this->intervalle_pages /2) + 1);
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$pages_debut_intervalle = 0;
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$nb_pages = 0;
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if($page_en_cours < $pages_avant_apres) {
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$pages_debut_intervalle = 1;
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} else {
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$pages_debut_intervalle = $page_en_cours - $pages_avant_apres + 2;
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}
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$pages_a_afficher = $this->intervalle_pages;
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$intervalle_max = (($page_en_cours) * $this->limit);
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$donnees['url_base_pagination'] = '?module=Image&action=rechercherImage&image_recherche='.$criteres.'&limit='.$this->limit.'&start=';
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$nb_pages = ceil($this->total_resultats/$this->limit);
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if($page_en_cours == $nb_pages) {
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$intervalle_max = $this->total_resultats;
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}
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$donnees['pages_taille_intervalle'] = $this->intervalle_pages;
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$donnees['pages_debut_intervalle'] = $pages_debut_intervalle;
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$donnees['page_en_cours'] = $page_en_cours;
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$donnees['intervalle_min'] = (($page_en_cours-1) * $this->limit);
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$donnees['intervalle_max'] = $intervalle_max;
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$donnees['nb_resultats'] = $this->total_resultats;
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$donnees['nb_pages'] = $nb_pages;
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$donnees['taille_page'] = $this->limit;
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return $this->getVue('navigation/pagination',$donnees);
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}
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// +---------------------------------------------------------------------------------------------------------------+
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// METHODES POUR L'AFFICHAGE DE DONNEES
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private function getUrlImageBase($id, $format = 'L') {
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$id = sprintf('%09s', $id) ;
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$id = wordwrap($id, 3 , '_', true) ;
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$chemin_sur_serveur = Config::get('url_base_images');
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$id_fichier = $id.".jpg" ;
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$niveauDossier = split("_", $id) ;
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$dossierNiveau1 = $niveauDossier[0] ;
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$dossierNiveau2 = $niveauDossier[1] ;
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$fichier_s = $chemin_sur_serveur.'/'.$dossierNiveau1.'/'.$dossierNiveau2.'/S/'.$id.'_S.jpg' ;
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$fichier_m = $chemin_sur_serveur.'/'.$dossierNiveau1.'/'.$dossierNiveau2.'/M/'.$id.'_M.jpg' ;
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$fichier_l = $chemin_sur_serveur.'/'.$dossierNiveau1.'/'.$dossierNiveau2.'/L/'.$id.'_L.jpg' ;
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switch($format) {
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case 'S':
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return $fichier_s;
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break;
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case 'M':
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return $fichier_m;
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break;
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case 'L':
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return $fichier_l;
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break;
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default:
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return $fichier_m;
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break;
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}
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}
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private function getTypeMime($format) {
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$mime = '';
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switch ($format) {
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case 'atom' :
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$mime = 'application/atom+xml';
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break;
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case 'rss1' :
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case 'rss2' :
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$mime = 'application/rss+xml';
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break;
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default:
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$mime = 'text/html';
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}
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return $mime;
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}
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private function calculerDimensionPourVignette($tab_dimension_originale) {
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$taille_max = Config::get('taille_max_vignettes');
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$maxTailleHW = max($tab_dimension_originale[1],$tab_dimension_originale[0]) ;
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$XYresize = array();
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$rapport = $tab_dimension_originale[1]/$tab_dimension_originale[0] ;
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$XYresize[0] = $taille_max ;
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$XYresize[1] = $taille_max*$rapport ;
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$res = array('hauteur' => round($XYresize[0]),'largeur' => round($XYresize[1])) ;
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return $res;
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}
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}
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?>
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