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<?php
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/**
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* PHP Version 5
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*
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* @category  PHP
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* @package   jrest
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* @author    David Delon <david.delon@clapas.net>
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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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/**
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* NameImage.php
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*
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* in : utf8
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* out : 8859
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*
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* Cas d'utilisation :
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* Service recherche d'image a partir d'un numero nomenclatural
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*
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* 1: Le service recoit un numero nomenclatural
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* 2: Le service calcul le numero taxonomique associe
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* 3: Le service recherche une image disponible pour ce numero taxonomique
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* 4: Le service redimensionne l'image et la renvoie
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*/
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/** Constante stockant l'URL de la page d'accueil de Photoflora.*/
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define('EF_URL_PHOTOFLORA', 'http://photoflora.free.fr/');
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/** Constante stockant l'URL de la page de Photoflora affichant toutes les images d'un taxon donné.*/
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define('EF_URL_PHOTOFLORA_TAXON', EF_URL_PHOTOFLORA.'FiTax.php?NumTaxon=%s');
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/** Constante stockant l'URL du dossier de photoflora contenant les images miniatures.*/
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define('EF_URL_PHOTOFLORA_IMG_MIN', 'http://photoflora.free.fr/photos/%s/min/%s');
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/** Constante stockant l'URL du service XML de Photoflora.*/
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define('EF_URL_PHOTOFLORA_SERVICE', EF_URL_PHOTOFLORA.'ef_photoflora.php?nt=%s');
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define('EF_URL_PHOTOFLORA_REGEXP_01', '/\/photos\/([^\/]+)\/max\/(.+)$/');
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define('EF_URL_PHOTOFLORA_REGEXP_02', '/photoflora([^.]+)\.free\.fr\/max\/(.+)$/');
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class NameImage extends Cel  {
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	function getElement($uid){
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		$nt = null;
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		if(isset($uid[0])) {
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			$recherche_infos_taxon = new RechercheInfosTaxonBeta($this->config);
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			$nt = $recherche_infos_taxon->rechercherNumTaxSurNumNom($uid[0]);
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		}
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		$projet_photo = 'photoflora';
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		$tab_retour[$projet_photo]=chercherIllustrationsServiceXml(sprintf(EF_URL_PHOTOFLORA_SERVICE, $nt));
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		$value=array('null','null');
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		foreach ($tab_retour[$projet_photo] as $cle => $illustration) {
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			if (preg_match(EF_URL_PHOTOFLORA_REGEXP_01, $illustration['about'], $match)) {
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                    $abreviation = $match[1];
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                    $fichier = $match[2];
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			}
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			else {
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				if (preg_match(EF_URL_PHOTOFLORA_REGEXP_02, $illustration['about'], $match)) {
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						$abreviation = $match[1];
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						 $fichier = $match[2];
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				}
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			}
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			if (isset($abreviation)) {
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		      	$url_miniature = sprintf(EF_URL_PHOTOFLORA_IMG_MIN, $abreviation, $fichier);;
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		      	$url_max = $illustration['about'];
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				$value=array($url_miniature,$url_max);
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				// Priorite aux images en png
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				if (strstr($fichier, '.png')) {
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					break;
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				}
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			}
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		}
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		$this->envoyerJson($value);
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		return true;
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	}
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}
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function chercherIllustrationsServiceXml($url)
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{
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		return  analyserFichierRdf($url);
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}
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function analyserFichierRdf($chemin)
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{
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	$aso_info = array();
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	$dom = new DOMDocument();
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	$dom->validateOnParse = true;
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	if (preg_match('/^http:\/\//', $chemin)) {
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		@$dom->loadXML(file_get_contents($chemin));
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	} else {
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		@$dom->load($chemin);
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	}
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	$tab_infos = array();
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	foreach ($dom->getElementsByTagNameNS('http://www.w3.org/1999/02/22-rdf-syntax-ns#', 'Description') as $rdf_description) {
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		$aso_info['about'] = $rdf_description->getAttribute('about');
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		$aso_info['dc:identifier'] = $rdf_description->getAttribute('identifier');
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		$aso_info['dc:title'] = utf8_decode($rdf_description->getAttribute('title'));
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		$aso_info['dc:creator'] = utf8_decode($rdf_description->getAttribute('creator'));
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		$aso_info['dc:contributor'] = utf8_decode($rdf_description->getAttribute('contributor'));
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		$aso_info['dc:publisher'] = utf8_decode($rdf_description->getAttribute('publisher'));
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		$aso_info['dc:type'] = utf8_decode($rdf_description->getAttribute('type'));
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		$aso_info['dc:format'] = utf8_decode($rdf_description->getAttribute('format'));
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		if (function_exists('date_default_timezone_set')) {
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			date_default_timezone_set('Europe/Paris');
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		}
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		if (preg_match('/^\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}$/', $rdf_description->getAttribute('created'))) {
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			$aso_info['dcterms:created'] = date('j-m-Y à H:i:s', strtotime($rdf_description->getAttribute('created')));
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		} else {
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			$aso_info['dcterms:created'] = $rdf_description->getAttribute('created');
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		}
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		$aso_info['dcterms:dateSubmitted'] = utf8_decode($rdf_description->getAttribute('dateSubmitted'));
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		$aso_info['dcterms:spatial'] = utf8_decode($rdf_description->getAttribute('spatial'));
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		$aso_info['dcterms:licence'] = utf8_decode($rdf_description->getAttribute('licence'));
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		$tab_infos[$rdf_description->getAttribute('identifier')] = $aso_info;
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	}
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	return $tab_infos;
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}
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/* +--Fin du code ---------------------------------------------------------------------------------------+
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* $Log$
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* Revision 1.4  2008-11-13 11:29:12  ddelon
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* Reecriture gwt-ext
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*
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* Revision 1.2  2008-01-30 08:57:28  ddelon
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* fin mise en place mygwt
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*
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* Revision 1.1  2007-06-06 13:31:16  ddelon
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* v0.09
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*
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*/
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?>