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<?php
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/**
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* PHP Version 5
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*
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* Retourne un RDF des images pour eflore
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*
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* @category PHP
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* @package jrest
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* @author david <david@tela-botania.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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* @version SVN: <svn_id>
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* @link /doc/jrest/
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*/
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Class ImageRDF extends DBAccessor {
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var $config;
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function ImageRDF($config) {
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$this->config=$config;
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}
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/**
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* Recherche des images associee au numero nomenclatural
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* @param numeric $uid [0] : numero nomenclatural obligatoire , $uid[1] (optionnel) : taille image : S , M, L (default)
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*/
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// TODO : recherche taxon ?
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function getElement($uid){
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// Taille
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if (isset($uid[1])) {
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$taille=$uid[1]; // S , M ou L
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}
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else {
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$taille='L';
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}
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$DB=$this->connectDB($this->config,'cel_db');
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// Recherche de toutes les observations transmises du taxon pour lesquelles une photo est associee.
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$query = 'SELECT * FROM cel_inventory, cel_obs_images, cel_images '.
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' WHERE cel_inventory.num_nom_sel = "'.mysql_escape_string($uid[0]).'"'.
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' AND cel_obs_images.coi_ce_utilisateur = cel_inventory.identifiant '.
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' AND cel_obs_images.coi_ce_observation = cel_inventory.ordre '.
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' AND cel_inventory.transmission = 1 '.
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' AND cel_images.ci_ce_utilisateur = cel_obs_images.coi_ce_utilisateur '.
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' AND ci_id_image = cel_obs_images.coi_ce_image';
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$result =& $DB->query($query);
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if (DB::isError($result)) {
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die($result->getMessage());
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}
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$picture_path = $this->config['cel_db']['url_images'];
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// Formatage du xml
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$xml = '<?xml version="1.0" encoding="utf-8"?>'."\n";
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$xml .= '<rdf:RDF'."\n";
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$xml .= ' xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"'."\n";
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$xml .= ' xmlns:dc="http://purl.org/dc/elements/1.1/"'."\n";
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$xml .= ' xmlns:dcterms="http://purl.org/dc/terms">'."\n";
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while ($picture =& $result->fetchrow(DB_FETCHMODE_ASSOC)) {
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// Calcul du chemin sur le serveur en fonction de l'identifiant (id)
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$id = $picture['ci_id_image'];
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$id = sprintf('%09s', $id) ;
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$id = wordwrap($id, 3 , '_', true) ;
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$id_fichier = $id.".jpg" ;
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$niveauDossier = split("_", $id) ;
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$dossierNiveau1 = $niveauDossier[0] ;
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$dossierNiveau2 = $niveauDossier[1] ;
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$picture_path_with_level = $picture_path.'/'.$dossierNiveau1.'/'.$dossierNiveau2 ;
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$xml .= ' <rdf:Description about="'.$picture_path_with_level.'/'.$taille.'/'.$id.'_'.$taille.'.jpg'.'"'."\n";
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$xml .= ' dc:identifier="'.'urn:lsid:tela-botanica.org:celpic:'.$picture['ci_id_image'].'"'."\n";
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$xml .= ' dc:title="'.$picture['nom_sel'].'"'."\n";
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$xml .= ' dc:description="'.$picture['nom_sel']." - [fichier_origine:".$picture['ci_nom_original'].'][image_identifiant:'.$picture['ci_id_image'].']';
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$xml .= '[image_ordre:'.$picture['ci_ordre'].']';
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$xml .= '[observation_identifiant:'.$picture['id'].']';
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$xml .= '[observation_ordre:'.$picture['ordre'].']'.'"'."\n";
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jpm |
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$xml .= ' dc:creator="'.$picture['identifiant'].'"'."\n";
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aurelien |
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$xml .= ' dc:publisher="CEL"'."\n";
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$xml .= ' dcterms:spatial="'.utf8_decode($picture['location'])." (".$picture['id_location'].")".'"'."\n";
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if ($picture['date_observation'] != '0000-00-00 00:00:00') {
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list($year,$month,$day) = split ('-',$picture['date_observation']);
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list($day) = split (' ',$day);
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$created = $day.'/'.$month.'/'.$year;
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$xml .= ' dcterms:created="'.$created.'"'."\n";
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}
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$xml .= ' dcterms:licence="CC BY-SA"/>'."\n";
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}
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$xml .= '</rdf:RDF>'."\n";
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// Envoi du xml au navigateur
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header("Content-Type: text/xml");
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david |
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echo utf8_encode(str_replace(' & ', ' & ', $xml));
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aurelien |
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}
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jpm |
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function envoyerRequete($url) {
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$contenu = false;
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$contexte = stream_context_create(array(
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'http' => array(
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'method' => 'GET',
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'header' => "Content-type: application/x-www-form-urlencoded\r\n")));
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$flux = @fopen($url, 'r', false, $contexte);
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$contenu = json_decode(stream_get_contents($flux));
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fclose($flux);
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return $contenu;
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}
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aurelien |
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}
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david |
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?>
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