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<?php
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/**
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* declare(encoding='UTF-8');
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* Exemple de lancement du script : :
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* /opt/lampp/bin/php cli.php bdtfx -a nomSciHtml -t bdtfx_v1_01
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* Classe permettant de créer le nom scientifique au format HTML.
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* @category php 5.2
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* @package bdtfx
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* @author Jennifer DHÉ <jennifer@tela-botanica.org>
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* @author Jean-Pascal MILCENT <jpm@tela-botanica.org>
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* @copyright Copyright (c) 2011, Tela Botanica (accueil@tela-botanica.org)
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* @license http://www.cecill.info/licences/Licence_CeCILL_V2-fr.txt Licence CECILL
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* @license http://www.gnu.org/licenses/gpl.html Licence GNU-GPL
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* @version $Id$
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*/
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class Bdtfx extends Script {
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protected $bdd = null;
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protected $table = null;
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private $projetNom = 'bdtfx';
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protected $pasInsertion = 1000;
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protected $departInsertion = 0;
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protected $parametres_autorises = array(
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'-t' => array(false, true, 'Permet de tester le script sur un jeux réduit de données (indiquer le nombre de lignes).'));
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public function executer() {
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try {
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$this->initialiser();
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// Lancement de l'action demandée
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$cmd = $this->getParametre('a');
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switch ($cmd) {
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case 'chargerTous' :
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$this->chargerStructureSql();
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$this->chargerBdtfx();
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$this->genererNomSciHtml();
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break;
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case 'chargerStructureSql' :
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$this->chargerStructureSql();
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break;
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case 'chargerBdtfx' :
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$this->chargerBdtfx();
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break;
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case 'genererNomSciHtml' :
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$this->genererNomSciHtml();
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break;
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default :
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throw new Exception("Erreur : la commande '$cmd' n'existe pas!");
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}
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} catch (Exception $e) {
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$this->traiterErreur($e->getMessage());
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}
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}
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private function initialiser() {
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$this->chargerConfigDuProjet();
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$this->bdd = new Bdd();
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}
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private function chargerConfigDuProjet() {
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$fichierIni = dirname(__FILE__).DS.$this->projetNom.'.ini';
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if (file_exists($fichierIni)) {
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Config::charger($fichierIni);
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} else {
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$m = "Veuillez configurer le projet en créant le fichier '{$this->projetNom}.ini' ".
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"dans le dossier du module de script du projet à partir du fichier '{$this->projetNom}.defaut.ini'.";
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throw new Exception($m);
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}
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}
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private function chargerStructureSql() {
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$chemin = Config::get('chemins.structureSql');
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$requetes = Outils::extraireRequetes($chemin);
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foreach ($requetes as $requete) {
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$this->bdd->requeter($requete);
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}
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}
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private function chargerBdtfx() {
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$chemin = Config::get('chemins.bdtfx');
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$table = Config::get('tables.bdtfx');
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$requete = "LOAD DATA INFILE '$chemin' ".
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"REPLACE INTO TABLE $table ".
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'CHARACTER SET utf8 '.
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'FIELDS '.
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" TERMINATED BY '\t' ".
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" ENCLOSED BY '' ".
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" ESCAPED BY '\\\' ".
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'IGNORE 1 LINES';
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$this->bdd->requeter($requete);
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}
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private function genererNomSciHtml() {
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$this->initialiserGenerationNomsSciHtml();
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$this->preparerTable();
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$generateur = new GenerateurNomSciHtml();
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$nbreTotal = $this->recupererNbTotalTuples();
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while ($this->departInsertion < $nbreTotal) {
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$resultat = $this->recupererTuples();
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$nomsSciEnHtml = $generateur->generer($resultat);
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$this->lancerRequeteModification($nomsSciEnHtml);
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$this->departInsertion += $this->pasInsertion;
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$this->afficherAvancement("Insertion des noms scientifique au format HTML dans la base par paquet de {$this->pasInsertion} en cours");
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if ($this->stopperLaBoucle()) {
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break;
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}
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}
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echo "\n";
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}
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private function initialiserGenerationNomsSciHtml() {
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$this->table = Config::get('tables.bdtfx');
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}
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private function preparerTable() {
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$requete = "SHOW COLUMNS FROM {$this->table} LIKE 'nom_sci_html' ";
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$resultat = $this->bdd->recuperer($requete);
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if ($resultat === false) {
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$requete = "ALTER TABLE {$this->table} ".
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'ADD nom_sci_html VARCHAR( 500 ) '.
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'CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL ';
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$this->bdd->requeter($requete);
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}
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}
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private function recupererNbTotalTuples(){
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$requete = "SELECT count(*) AS nb FROM {$this->table} ";
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$resultat = $this->bdd->recuperer($requete);
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return $resultat['nb'];
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}
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private function recupererTuples() {
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$requete = 'SELECT num_nom, rang, nom_supra_generique, genre, epithete_infra_generique, '.
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' epithete_sp, type_epithete, epithete_infra_sp,cultivar_groupe, '.
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' nom_commercial, cultivar '.
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"FROM {$this->table} ".
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"LIMIT {$this->departInsertion},{$this->pasInsertion} ";
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$resultat = $this->bdd->recupererTous($requete);
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return $resultat;
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}
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private function lancerRequeteModification($nomsSciHtm) {
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foreach ($nomsSciHtm as $id => $html) {
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$html = $this->bdd->proteger($html);
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$requete = "UPDATE {$this->table} ".
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"SET nom_sci_html = $html ".
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"WHERE num_nom = $id ";
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$resultat = $this->bdd->requeter($requete);
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if ($resultat === false) {
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throw new Exception("Erreur d'insertion pour le tuple $id");
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}
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}
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}
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private function stopperLaBoucle() {
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$stop = false;
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static $ligneActuelle = 1;
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if ($nbreLignesATester = $this->getParametre('t')) {
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if ($nbreLignesATester == $ligneActuelle++) {
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$stop = true;
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}
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}
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return $stop;
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}
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}
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?>
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