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