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<?php
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/**
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* Service fournissant des informations concernant les commentaire de DEL au format RSS1, RSS2 ou ATOM.
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* Encodage en entrée : utf8
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* Encodage en sortie : utf8
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*
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* @author Aurélien PERONNET <aurelien@tela-botanica.org>
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* @license GPL v3 <http://www.gnu.org/licenses/gpl.txt>
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* @license CECILL v2 <http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt>
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* @version $Id$
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* @copyright 2010
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*/
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class SyndicationCommentaires {
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private $ressources = null;
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private $parametres = null;
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private $format = null;
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private $service = null;
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private $squelette = null;
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private $squelette_dossier = null;
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private $auteurs = array();
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private $flux = array();
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private $conteneur = null;
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private $gestionBdd = null;
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public function __construct(Conteneur $conteneur = null) {
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$this->conteneur = $conteneur == null ? new Conteneur() : $conteneur;
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$this->gestionBdd = $conteneur->getGestionBdd();
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}
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public function consulter($params = array()) {
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$donnees_brutes = $this->getDerniersCommentaires();
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$commentaires_formates = $this->formaterPourRss($donnees_brutes) ;
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return $commentaires_formates;
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}
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private function formaterPourRss($elements) {
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// Prétraitement des données
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$donnees = $this->construireDonneesCommunesAuFlux($elements);
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foreach ($elements as $element) {
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$identifiants[$element['id_commentaire']] = $element['id_commentaire'];
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}
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foreach ($elements as $element) {
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$donnees['items'][] = $this->construireDonneesCommunesAuxItems($element);
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}
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return $donnees;
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}
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private function creerCategorie($element) {
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$categorie = 'Commentaires';
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$categorie = htmlentities($categorie);
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return $categorie;
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}
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private function creerUrlService() {
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$url_service = '';
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if (count($_GET) > 0) {
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$parametres_get = array();
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foreach ($_GET as $cle => $valeur) {
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$parametres_get[] = $cle.'='.$valeur;
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}
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$url_service .= '?'.implode('&', $parametres_get);
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}
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return $url_service;
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}
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private function construireDonneesCommunesAuFlux($infos) {
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$donnees = array();
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$donnees['guid'] = '';
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$donnees['titre'] = 'Dernières déterminations et commentaires de l\'application identiplante';
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$donnees['description'] = 'Ce flux regroupe les dernières déterminations et commentaires rédigés dans l\'application identiplante';
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$donnees['lien_service'] = $this->creerUrlService();
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$donnees['lien_del'] = $this->conteneur->getParametre('delAppliLien');
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$donnees['editeur'] = $this->conteneur->getParametre('editeur');
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$derniere_info_en_date = reset($infos);
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$date_modification_timestamp = strtotime($derniere_info_en_date['date']);
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$donnees['date_maj_RSS'] = date(DATE_RSS, $date_modification_timestamp);
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$donnees['date_maj_ATOM'] = date(DATE_ATOM, $date_modification_timestamp);
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$donnees['date_maj_W3C'] = date(DATE_W3C, $date_modification_timestamp);
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$donnees['annee_courante'] = date('Y');
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$donnees['generateur'] = 'DEL - SyndicationCommentaire';
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$donnees['generateur_version'] = (preg_match('/([0-9]+)/', '$Revision$', $match)) ? $match[1] : '0';
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return $donnees;
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}
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private function construireDonneesCommunesAuxItems($info) {
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$item = array();
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$date_modification_timestamp = strtotime($info['date']);
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$item['date_maj_simple'] = strftime('%A %d %B %Y à %H:%M', $date_modification_timestamp);
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$item['date_maj_RSS'] = date(DATE_RSS, $date_modification_timestamp);
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$item['date_maj_ATOM'] = date(DATE_ATOM, $date_modification_timestamp);
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$item['date_maj_W3C'] = date(DATE_W3C, $date_modification_timestamp);
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$item['titre'] = $this->creerTitre($info);
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$item['guid'] = $this->creerGuidItem($info);
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$item['lien'] = $this->creerLienItem($info);
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$item['categorie'] = $this->creerCategorie($item);
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$item['description'] = $this->creerDescription($info, $item);
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$item['description_encodee'] = htmlspecialchars($this->creerDescription($info, $item));
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$item['modifie_par'] = $this->creerAuteur($info);
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return $item;
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}
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private function creerGuidItem($element) {
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$guid = sprintf($this->conteneur->getParametre('guidObsTpl'), $element['id_commentaire']);
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return $guid;
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}
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private function creerLienItem($element) {
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$lien = sprintf($this->conteneur->getParametre('delFicheObsTpl'), $element['dob_id_observation']);
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return $lien;
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}
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private function creerTitre($element) {
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$titre = 'Observation '.$element['dob_id_observation'].' - '.htmlspecialchars($element['dob_nom_sel']).' à '.$element['dob_zone_geo'].' le '.$element['dob_date_observation'];
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return $titre;
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}
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private function creerDescription($donnees, $item) {
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$description = '<ul>';
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if($donnees['nom_sel'] != '') {
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$description = '<li>Proposition : '.htmlspecialchars($donnees['nom_sel']).'</li>';
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}
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$description .= '<li>Commentaire : <pre>'.htmlspecialchars($donnees['texte']).'</pre></li>'.
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'<li>Auteur : '.htmlspecialchars($this->creerAuteur($donnees)).'</li>'.
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'</ul>';
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return $description;
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}
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private function creerAuteur($info) {
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return $info['utilisateur_prenom'].' '.$info['utilisateur_nom'];
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}
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private function getDerniersCommentaires() {
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$requete = "SELECT dc.*, dob.id_observation as dob_id_observation, dob.ce_zone_geo as dob_ce_zone_geo, ".
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"dob.zone_geo as dob_zone_geo, dob.date_observation as dob_date_observation, dob.nom_sel as dob_nom_sel ".
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"FROM del_commentaire dc ".
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"INNER JOIN del_observation dob ".
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"ON dob.id_observation = dc.ce_observation ".
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"AND dob.nom_sel != dc.nom_sel ".
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"ORDER BY dc.date DESC ".
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"LIMIT 0,50 ";
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$elements = $this->gestionBdd->getBdd()->recupererTous($requete);
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return $elements;
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}
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}
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