Subversion Repositories eFlore/Projets.eflore-projets

<?php

/**

*

*

* Encodage en entrée : utf8

* Encodage en sortie : utf8

* @package eflore-projets

* @author Jean-Pascal MILCENT <jpm@tela-botanica.org>

* @author Mathilde SALTHUN-LASSALLE <mathilde@tela-botanica.org>

* @license GPL v3 <http://www.gnu.org/licenses/gpl.txt>

* @license CECILL v2 <http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt>

* @version 1.0

* @copyright 1999-2011 Tela Botanica (accueil@tela-botanica.org)

*/

class ClimatGraph {

	private $parametres = array();

	private $ressources = array();

	private $Bdd;

	private $nomGraphique = 'graphique_11';

	protected $table="";

	private $requete_condition = "";

	private $config;

	private $convertisseur;

	private $cheminGraphBase;

	private $cache;

	protected $serviceNom = 'Graphiques';

	private $valeurs_en_pourcentage ;//array ("ve_temperature" => 0.1, "ve_continentalite" => 0.7, "ve_lumiere" => 0.9, "ve_humidite_atmos" => 0.2 );

	private $dom;

	private $graduations_id = array ("zero" => 0 ,"un"=> 0.1, "deux" => 0.2 , "trois" => 0.3, "quatre" => 0.4,

									"cinq" => 0.5, "six" => 0.6 ,"sept" => 0.7, "huit" => 0.8, "neuf" => 0.9,

									"dix" => 1 );

	public function __construct(Conteneur $conteneur) {

		$this->Bdd = $conteneur->getBdd();

		$this->config = $conteneur->getParametre('Graphiques');

		//$this->convertisseur = $this->config['convertisseur'];

		$this->cheminGraphBase = $this->config['chemin'];

		/*$cacheOptions = array('mise_en_cache' => $this->config['cache']['miseEnCache'],

							'stockage_chemin' => $this->config['cache']['stockageChemin'],

							'duree_de_vie' => $this->config['cache']['dureeDeVie']);

		$this->cache = $conteneur->getCacheSimple($cacheOptions);*/

	}

	public function consulter($ressources, $parametres) {

		$this->ressources = $ressources;

		$this->parametres = $parametres;

		//à faire traiter les versions du projet

		$resultats = '';

  		$this->table = Config::get('bdd_table')."_v2012_03_19";

  		$this->traiterRessources();

		$requete = $this->assemblerLaRequete();

		$resultat = $this->Bdd->recupererTous($requete);

		$versionResultat = $this->obtenirResultat($resultat);

		return $versionResultat;

	}

	//+--------------------------traitement ressources ou paramètres  -------------------------------------------+

	public function traiterRessources() {

		if (isset($this->ressources) && !empty($this->ressources[1])) {

			if(preg_match('/^(.+)\.nn:([0-9]+)$/', $this->ressources[1], $retour)==1){

				switch ($retour[1]) {

					case 'bdtfx' :

						$this->requete_condition[]= "num_nomen = ".$retour[2]." AND BDNT = 'BDTFX' ";

						break;

					case  'bdafx' :

						$this->requete_condition[] = "num_nomen = ".$retour[2]." AND BDNT = 'BDAFX' ";

						break;

					case  'bdbfx' :

						$this->requete_condition[] = "num_nomen = ".$retour[2]." AND BDNT = 'BDBFX' ";

						break;

					default :

						$e = 'Erreur dans l\'url de votre requête : </br> La ressource " '

							.$retour[1].' " n\'existe pas.';

						$this->renvoyerErreur(RestServeur::HTTP_CODE_MAUVAISE_REQUETE, $e);

						break;

				}

			}

		}

	}

	//+-------------------------- formatage du résultat  -------------------------------------------+

	public function obtenirResultat($resultat) {

		if ((count($this->ressources)) != 0) {

			$this->traiterValeursEcologiques($resultat[0]);

			$svg = $this->genererSVG_sol();

			$resultat = new ResultatService();

			$resultat->corps = $svg;

			$resultat->mime = 'image/svg+xml';

		}

		return $resultat;

	}

	public function traiterValeursEcologiques($valeurs){

		//humidite edaphique sur echelle de 12

		foreach($valeurs as $cle => $val){

			/*if ($cle == 've_humidite_edaph'){

				$this->valeurs_en_pourcentage[$cle] = round($val/12,1);

			}else{*/

				//salinite commence à 0

				if($val == 0){

					$this->valeurs_en_pourcentage[$cle] = 0;

				}else{

					$this->valeurs_en_pourcentage[$cle] = round($val/9,1);

				}

			}

		//}

	}

	public function genererSVG_sol(){

		$this->dom = new DOMDocument('1.0', 'UTF-8');

		//verifie que le xml est bien formé

		$this->dom->validateOnParse = true;

		$fichierSvg = $this->cheminGraphBase."".$this->nomGraphique.".svg";

		$this->dom->load($fichierSvg);

		$this->changerValeursSVG();

		$svg = $this->dom->saveXML();

		return $svg;

	}

	public function changerValeursSVG(){

		foreach ($this->valeurs_en_pourcentage as $cle => $val){

 			$grad_id = array_search($val,$this->graduations_id);

			$element = $this->dom->getElementById($grad_id);

			$pos_x = $element->getAttribute('x1');

			$curseur = $this->dom->getElementById($cle);

				$curseur->setAttribute('cx', $pos_x);

		}

	}

	//+--------------------------FONCTIONS D'ASSEMBLAGE DE LA REQUETE-------------------------------------------+

	public function assemblerLaRequete() {

		$requete = 	' SELECT ve_lumiere , ve_temperature, ve_continentalite, ve_humidite_atmos

		 FROM '.$this->table.' '.$this->retournerRequeteCondition();

		return $requete;

	}

	public  function retournerRequeteCondition() {

		$condition = '';

		if ($this->requete_condition !== "") {

			$condition = ' WHERE '.implode(' AND ', $this->requete_condition);

		}

		return $condition;

	}

}

?>