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<?php
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/**
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* @author Mathias Chouet <mathias@tela-botanica.org>
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* @license GPL v3 <http://www.gnu.org/licenses/gpl.txt>
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* @copyright Copyright (c) 2016, Tela Botanica (accueil@tela-botanica.org)
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*/
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class Savapa extends WidgetCommun {
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const DS = DIRECTORY_SEPARATOR;
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const SERVICE_DEFAUT = 'savapa';
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/** Si spécifié, on ajoute une barre de navigation inter-applications */
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private $bar;
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/** liste des requetes (dans requetes.json) */
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protected $requetes;
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/**
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* Méthode appelée par défaut pour charger ce widget.
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*/
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public function executer() {
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$retour = null;
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//extract($this->parametres); // aaaargh mon pauvre cœur :'(
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$this->bar = (isset($bar)) ? $bar : false;
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// chargement de la config
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$fichierConfig = dirname(__FILE__) . self::DS . "config.json";
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try {
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$this->configJson = json_decode(file_get_contents($fichierConfig), true);
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} catch (Exception $ex) {
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return "Veuillez remplir un fichier [config.json] à la racine du widget";
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}
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//var_dump($this->config);
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// connexion à la base
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// @TODO remplaer par un WS mais le cas ne s'y prête pas
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$dsn = "mysql:dbname=" . $this->configJson['bd']['base']
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. ";host=" . $this->configJson['bd']['hote']
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. ";port=" . $this->configJson['bd']['port'];
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$bd = new PDO($dsn, $this->configJson['bd']['utilisateur'], $this->configJson['bd']['mdp']);
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// exécution en file indienne (attention au temps)
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foreach ($this->configJson['requetes'] as &$req) {
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$this->filtrerRequete($req['sql']); // TRÈS important
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$r = $bd->query($req['sql']);
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$donneesBrutes = $r->fetchAll(PDO::FETCH_ASSOC);
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$labels = array();
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$donnees = array();
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foreach($donneesBrutes as $e) {
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if ($e["periode"] != null) {
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$labels[] = $e["periode"];
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$donnees[] = $e["nombre"];
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}
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}
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$req['resultat'] = array(
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'labels' => $labels,
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'donnees' => $donnees
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);
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}
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// données
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$retour['donnees']['url_base'] = sprintf($this->config['chemins']['baseURLAbsoluDyn'], '');
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$retour['donnees']['url_export'] = sprintf($this->config['chemins']['baseURLServicesCelTpl'], 'CelWidgetExport');
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$retour['donnees']['url_script_navigation'] = sprintf($this->config['chemins']['baseURLRessources'], 'tb/reseau/navigation.js');
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$retour['donnees']['bar'] = $this->bar;
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$retour['donnees']['requetes'] = $this->configJson['requetes'];
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//$retour['donnees']['prod'] = ($this->config['parametres']['modeServeur'] == "prod");
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// rendu
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$squelette = dirname(__FILE__).self::DS.'squelettes'.self::DS.'savapa.tpl.html';
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$contenu = $this->traiterSquelettePhp($squelette, $retour['donnees']);
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$this->envoyer($contenu);
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}
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// empêche de tout péter
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protected function filtrerRequete($r) {
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$instructions = array("INSERT", "UPDATE", "DELETE", "TRUNCATE", "DROP", "ADD");
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foreach ($instructions as $i) {
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if (stripos($r, $i) !== false) {
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throw new Exception('Les instructions ' . implode(', ', $instructions) . 'sont interdites, galopin !');
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}
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}
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}
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}
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?>
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