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dolibarr/htdocs/categories/categorie.class.php

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<?php
/* Copyright (C) 2005 Matthieu Valleton <mv@seeschloss.org>
* Copyright (C) 2005 Davoleau Brice <brice.davoleau@gmail.com>
* Copyright (C) 2005 Rodolphe Quiedeville <rodolphe@quiedeville.org>
* Copyright (C) 2006-2007 Regis Houssin <regis@dolibarr.fr>
* Copyright (C) 2006-2008 Laurent Destailleur <eldy@users.sourceforge.net>
* Copyright (C) 2007 Patrick Raguin <patrick.raguin@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/**
\file htdocs/categories/categorie.class.php
\ingroup categorie
\brief Fichier de la classe des categorie
\version $Id$
*/
require_once(DOL_DOCUMENT_ROOT."/product.class.php");
require_once(DOL_DOCUMENT_ROOT."/fourn/fournisseur.class.php");
/**
\class Categorie
\brief Classe permettant la gestion des categories
*/
class Categorie
{
var $error;
var $db;
var $id;
var $id_mere;
var $label;
var $description;
var $statut;
var $type; // 0=Produit, 1=Fournisseur, 2=Tiers
var $cats=array(); // Tableau en memoire des categories
var $motherof = array(); // Tableau des correspondances id_fille -> id_mere
/**
* Constructeur
* db : accès base de données
* id : id de la catégorie
*/
function Categorie($db, $id=-1)
{
$this->db = $db;
$this->id = $id;
if ($id != -1) $this->fetch ($this->id);
}
/**
* Charge la catégorie
* id : id de la catégorie à charger
*/
function fetch($id)
{
$sql = "SELECT rowid, label, description, visible, type";
$sql.= " FROM ".MAIN_DB_PREFIX."categorie";
$sql.= " WHERE rowid = ".$id;
dolibarr_syslog("Categorie::fetch sql=".$sql);
$resql = $this->db->query ($sql);
if ($resql)
{
$res = $this->db->fetch_array($resql);
$this->id = $res['rowid'];
$this->label = $res['label'];
$this->description = $res['description'];
$this->visible = $res['visible'];
$this->type = $res['type'];
$this->db->free($resql);
}
else
{
dolibarr_print_error ($this->db);
return -1;
}
$sql = "SELECT fk_categorie_mere";
$sql.= " FROM ".MAIN_DB_PREFIX."categorie_association";
$sql.= " WHERE fk_categorie_fille = '".$id."'";
dolibarr_syslog("Categorie::fetch sql=".$sql);
$resql = $this->db->query ($sql);
if ($resql)
{
$res = $this->db->fetch_array($resql);
$this->id_mere = $res['fk_categorie_mere'];
return $this->id;
}
else
{
dolibarr_print_error ($this->db);
return -1;
}
}
/**
* Ajoute la catégorie dans la base de données
* retour : -1 : erreur SQL
* -2 : nouvel ID inconnu
* -3 : catégorie invalide
*/
function create()
{
global $langs;
$langs->load('categories');
if ($this->already_exists ())
{
$this->error=$langs->trans("ImpossibleAddCat");
$this->error.=" : ".$langs->trans("CategoryExistsAtSameLevel");
return -1;
}
$sql = "INSERT INTO ".MAIN_DB_PREFIX."categorie (label, description, visible,type) ";
$sql .= "VALUES ('".addslashes($this->label)."', '".addslashes($this->description)."', '".$this->visible."',".$this->type.")";
$res = $this->db->query ($sql);
if ($res)
{
$id = $this->db->last_insert_id (MAIN_DB_PREFIX."categorie");
if ($id > 0)
{
$this->id = $id;
if($this->id_mere != "")
{
if($this->add_fille() < 0)
{
$this->error=$langs->trans("ImpossibleAssociateCategory");
return -1;
}
}
return $id;
}
else
{
return -2;
}
}
else
{
dolibarr_print_error ($this->db);
return -1;
}
}
/**
* Mise à jour de la catégorie
* retour : 1 : OK
* -1 : erreur SQL
* -2 : catégorie invalide
*/
function update()
{
// Clean parameters
$this->label=trim($this->label);
$this->description=trim($this->description);
$this->db->begin();
$sql = 'delete from '.MAIN_DB_PREFIX.'categorie_association';
$sql .= ' WHERE fk_categorie_fille = "'.$this->id.'"';
dolibarr_syslog("Categorie::update sql=".$sql);
if (! $this->db->query($sql))
{
$this->db->rollback();
dolibarr_print_error($this->db);
return -1;
}
if($this->id_mere !="" && $this->id_mere!=$this->id)
{
$sql = 'insert into '.MAIN_DB_PREFIX.'categorie_association(fk_categorie_mere,fk_categorie_fille)';
$sql .= ' VALUES ("'.$this->id_mere.'","'.$this->id.'")';
dolibarr_syslog("Categorie::update sql=".$sql);
if (! $this->db->query($sql))
{
$this->db->rollback();
dolibarr_print_error($this->db);
return -1;
}
}
$sql = "UPDATE ".MAIN_DB_PREFIX."categorie";
$sql.= " SET label = '".addslashes($this->label)."'";
if ($this->description)
{
$sql .= ", description = '".addslashes($this->description)."'";
}
$sql .= ", visible = '".$this->visible."'";
$sql .= " WHERE rowid = ".$this->id;
dolibarr_syslog("Categorie::update sql=".$sql);
if ($this->db->query($sql))
{
$this->db->commit();
return 1;
}
else
{
$this->db->rollback();
dolibarr_print_error($this->db);
return -1;
}
}
/**
* Supprime la catégorie
* Les produits et sous-catégories deviennent orphelins
* si $all = false, et sont (seront :) supprimés sinon
*/
function remove ($all = false)
{
$sql = "DELETE FROM ".MAIN_DB_PREFIX."categorie_product ";
$sql .= "WHERE fk_categorie = ".$this->id;
if (!$this->db->query($sql))
{
dolibarr_print_error($this->db);
return -1;
}
$sql = "DELETE FROM ".MAIN_DB_PREFIX."categorie_association ";
$sql .= "WHERE fk_categorie_mere = ".$this->id;
$sql .= " OR fk_categorie_fille = ".$this->id;
if (!$this->db->query($sql))
{
dolibarr_print_error($this->db);
return -1;
}
$sql = "DELETE FROM ".MAIN_DB_PREFIX."categorie ";
$sql .= "WHERE rowid = ".$this->id;
if (!$this->db->query($sql))
{
dolibarr_print_error($this->db);
return -1;
}
else
{
return 1;
}
}
/**
* Ajout d'une sous-catégorie
* $fille : objet catégorie
* retour : 1 : OK
* -2 : $fille est déjà dans la famille de $this
* -3 : catégorie ($this ou $fille) invalide
*/
function add_fille()
{
$sql = "INSERT INTO ".MAIN_DB_PREFIX."categorie_association (fk_categorie_mere, fk_categorie_fille)";
$sql.= " VALUES (".$this->id_mere.", ".$this->id.")";
if ($this->db->query($sql))
{
return 1;
}
else
{
dolibarr_print_error($this->db);
return -1;
}
}
/**
* Suppression d'une sous-catégorie (seulement "désassociation")
* $fille : objet catégorie
* retour : 1 : OK
* -3 : catégorie ($this ou $fille) invalide
*/
function del_fille($fille)
{
if (!$this->check() || !$fille->check())
{
return -3;
}
$sql = "DELETE FROM ".MAIN_DB_PREFIX."categorie_association";
$sql .= " WHERE fk_categorie_mere = ".$this->id." and fk_categorie_fille = ".$fille->id;
if ($this->db->query($sql))
{
return 1;
}
else
{
$this->error=$this->db->error().' sql='.$sql;
return -1;
}
}
/**
* \brief Link an object to the category
* \param obj Object to link to category
* \param type Type of category
* \return int 1 : OK, -1 : erreur SQL, -2 : id non renseign, -3 : Already linked
*/
function add_type($obj,$type)
{
if ($this->id == -1)
{
return -2;
}
$sql = "INSERT INTO ".MAIN_DB_PREFIX."categorie_".$type." (fk_categorie, fk_".($type=='fournisseur'?'societe':$type).")";
$sql .= " VALUES (".$this->id.", ".$obj->id.")";
if ($this->db->query($sql))
{
return 1;
}
else
{
if ($this->db->lasterrno() == 'DB_ERROR_RECORD_ALREADY_EXISTS')
{
$this->error=$this->db->lasterrno();
return -3;
}
else
{
$this->error=$this->db->error().' sql='.$sql;
}
return -1;
}
}
/**
* Suppresion d'un produit de la catégorie
* @param $prod est un objet de type produit
* retour : 1 : OK
* -1 : erreur SQL
*/
function del_type($obj,$type)
{
$sql = "DELETE FROM ".MAIN_DB_PREFIX."categorie_".$type;
$sql .= " WHERE fk_categorie = ".$this->id;
$sql .= " AND fk_".($type=='fournisseur'?'societe':$type)." = ".$obj->id;
if ($this->db->query($sql))
{
return 1;
}
else
{
$this->error=$this->db->error().' sql='.$sql;
return -1;
}
}
/**
* Retourne les produits de la catégorie
*/
function get_type($type,$class)
{
$sql = "SELECT fk_".$type." FROM ".MAIN_DB_PREFIX."categorie_".$type." ";
$sql .= "WHERE fk_categorie = ".$this->id;
$res = $this->db->query($sql);
if ($res)
{
$obj = array();
while ($rec = $this->db->fetch_array ($res))
{
$obj = new $class ($this->db, $rec['fk_'.$type]);
$obj->fetch ($obj->id);
$objs[] = $obj;
}
return $objs;
}
else
{
$this->error=$this->db->error().' sql='.$sql;
return -1;
}
}
/**
* Retourne les filles de la catégorie
*/
function get_filles ()
{
$sql = "SELECT fk_categorie_fille FROM ".MAIN_DB_PREFIX."categorie_association ";
$sql .= "WHERE fk_categorie_mere = ".$this->id;
$res = $this->db->query ($sql);
if ($res)
{
$cats = array ();
while ($rec = $this->db->fetch_array ($res))
{
$cat = new Categorie ($this->db, $rec['fk_categorie_fille']);
$cats[] = $cat;
}
return $cats;
}
else
{
dolibarr_print_error ($this->db);
return -1;
}
}
/**
* retourne la description d'une catégorie
*/
function get_desc ($cate)
{
$sql = "SELECT description FROM ".MAIN_DB_PREFIX."categorie ";
$sql .= "WHERE rowid = '".$cate."'";
$res = $this->db->query ($sql);
$n = $this->db->fetch_array ($res);
return ($n[0]);
}
/**
* La catégorie $fille est-elle une fille de cette catégorie ?
*/
function is_fille ($fille)
{
$sql = "SELECT count(fk_categorie_fille) FROM ".MAIN_DB_PREFIX."categorie_association ";
$sql .= "WHERE fk_categorie_mere = ".$this->id." AND fk_categorie_fille = ".$fille->id;
$res = $this->db->query ($sql);
$n = $this->db->fetch_array ($res);
return ($n[0] > 0);
}
/**
* \brief Reconstruit l'arborescence des catégories sous la forme d'un tableau
* Renvoi un tableau de tableau('id','id_mere',...) trié selon
* arbre et avec:
* id = id de la categorie
* id_mere = id de la categorie mere
* id_children = tableau des id enfant
* label = nom de la categorie
* fulllabel = nom avec chemin complet de la categorie
* fullpath = chemin complet compose des id
* \param type Type de categories (0=produit, 1=fournisseur, 2=client)
* \return array Tableau de array
*/
function get_full_arbo($type)
{
// Charge tableau des meres
$sql = "SELECT fk_categorie_mere as id_mere, fk_categorie_fille as id_fille";
$sql.= " FROM ".MAIN_DB_PREFIX."categorie_association";
dolibarr_syslog("Categorie::get_full_arbo sql=".$sql);
$resql = $this->db->query ($sql);
if ($resql)
{
while ($obj= $this->db->fetch_object($resql))
{
$this->motherof[$obj->id_fille]=$obj->id_mere;
}
}
else
{
dolibarr_print_error ($this->db);
return -1;
}
// Charge tableau des categories
$sql = "SELECT c.rowid, c.label as label, ca.fk_categorie_fille as rowid_fille";
$sql.= " FROM ".MAIN_DB_PREFIX."categorie as c";
$sql.= " LEFT JOIN ".MAIN_DB_PREFIX."categorie_association as ca";
$sql.= " ON c.rowid=ca.fk_categorie_mere";
$sql.= " WHERE c.type = ".$type;
$sql.= " ORDER BY c.label, c.rowid";
dolibarr_syslog("Categorie::get_full_arbo sql=".$sql);
$resql = $this->db->query($sql);
if ($resql)
{
$this->cats = array();
$i=0;
while ($obj = $this->db->fetch_object($resql))
{
$this->cats[$obj->rowid]['id'] = $obj->rowid;
$this->cats[$obj->rowid]['id_mere'] = $this->motherof[$obj->rowid];
$this->cats[$obj->rowid]['label'] = $obj->label;
if ($obj->rowid_fille)
{
if (is_array($this->cats[$obj->rowid]['id_children']))
{
$newelempos=sizeof($this->cats[$obj->rowid]['id_children']);
//print "this->cats[$i]['id_children'] est deja un tableau de $newelem elements<br>";
$this->cats[$obj->rowid]['id_children'][$newelempos]=$obj->rowid_fille;
}
else
{
//print "this->cats[".$obj->rowid."]['id_children'] n'est pas encore un tableau<br>";
$this->cats[$obj->rowid]['id_children']=array($obj->rowid_fille);
}
}
$i++;
}
}
else
{
dolibarr_print_error ($this->db);
return -1;
}
// On ajoute la propriete fullpath a tous les éléments
foreach($this->cats as $key => $val)
{
if (isset($motherof[$key])) continue;
$this->build_path_from_id_categ($key,0);
}
$this->cats=dol_sort_array($this->cats, 'fulllabel', 'asc', true, false);
//$this->debug_cats();
return $this->cats;
}
/**
* \brief Calcule les propriétés fullpath et fulllabel d'une categorie
* du tableau this->cats et de toutes ces enfants
* \param id_categ id_categ entry to update
* \param protection Deep counter to avoid infinite loop
*/
function build_path_from_id_categ($id_categ,$protection=0)
{
// Defini fullpath
if (isset($this->cats[$id_categ]['id_mere']))
{
$this->cats[$id_categ]['fullpath'] =$this->cats[$this->cats[$id_categ]['id_mere']]['fullpath'];
$this->cats[$id_categ]['fullpath'].='_'.$id_categ;
$this->cats[$id_categ]['fulllabel'] =$this->cats[$this->cats[$id_categ]['id_mere']]['fulllabel'];
$this->cats[$id_categ]['fulllabel'].=' >> '.$this->cats[$id_categ]['label'];
}
else
{
$this->cats[$id_categ]['fullpath']='_'.$id_categ;
$this->cats[$id_categ]['fulllabel']=$this->cats[$id_categ]['label'];
}
// We count number of _ to have level
$this->cats[$id_categ]['level']=strlen(eregi_replace('[^_]','',$this->cats[$id_categ]['fullpath']));
// Traite ces enfants
$protection++;
if ($protection > 20) return; // On ne traite pas plus de 20 niveaux
if (! is_array($this->cats[$id_categ]['id_children'])) return;
foreach($this->cats[$id_categ]['id_children'] as $key => $val)
{
$this->build_path_from_id_categ($val,$protection);
}
return;
}
/**
* \brief Affiche contenu de $this->cats
*/
function debug_cats()
{
// Affiche $this->cats
foreach($this->cats as $key => $val)
{
print 'id: '.$this->cats[$key]['id'];
print ' label: '.$this->cats[$key]['label'];
print ' mother: '.$this->cats[$key]['id_mere'];
print ' children: '.(is_array($this->cats[$key]['id_children'])?join(',',$this->cats[$key]['id_children']):'');
print ' fullpath: '.$this->cats[$key]['fullpath'];
print ' fulllabel: '.$this->cats[$key]['fulllabel'];
print "<br>\n";
}
}
/**
* \brief Retourne toutes les catégories
* \return array Tableau d'objet Categorie
*/
function get_all_categories ()
{
$sql = "SELECT rowid FROM ".MAIN_DB_PREFIX."categorie";
$res = $this->db->query ($sql);
if ($res)
{
$cats = array ();
while ($record = $this->db->fetch_array ($res))
{
$cat = new Categorie ($this->db, $record['rowid']);
$cats[$record['rowid']] = $cat;
}
return $cats;
}
else
{
dolibarr_print_error ($this->db);
return -1;
}
}
/**
* \brief Retourne le nombre total de catégories
* \return int Nombre de categories
*/
function get_nb_categories ()
{
$sql = "SELECT count(rowid)";
$sql.= " FROM ".MAIN_DB_PREFIX."categorie";
$res = $this->db->query ($sql);
if ($res)
{
$res = $this->db->fetch_array($res);
return $res[0];
}
else
{
dolibarr_print_error ($this->db);
return -1;
}
}
/**
* Vérifie si une catégorie porte le label $label
*/
function already_exists()
{
$sql = "SELECT count(c.rowid)";
$sql.= " FROM ".MAIN_DB_PREFIX."categorie as c, ".MAIN_DB_PREFIX."categorie_association as ca";
$sql.= " WHERE c.label = '".addslashes($this -> label)."' AND type=".$this->type;
if($this -> id_mere != "")
{
$sql.= " AND c.rowid = ca.fk_categorie_fille";
$sql.= " AND ca.fk_categorie_mere = '".$this -> id_mere."'";
}
$res = $this->db->query ($sql);
if($res)
{
$res = $this->db->fetch_array ($res);
if($res[0] > 0)
return true;
else
return false;
}
else
{
dolibarr_print_error ($this->db);
return -1;
}
}
/**
* \brief Retourne les catégories de premier niveau (qui ne sont pas filles)
*/
function get_main_categories ()
{
$allcats = $this->get_all_categories ();
$maincats = array ();
$filles = array ();
$sql = "SELECT fk_categorie_fille FROM ".MAIN_DB_PREFIX."categorie_association";
$res = $this->db->query ($sql);
while ($res = $this->db->fetch_array ($res))
{
$filles[] = $res['fk_categorie_fille'];
}
foreach ($allcats as $cat)
{
if (!in_array ($cat->id, $filles))
{
$maincats[] = $cat;
}
else
{
}
}
return $maincats;
}
/**
* Retourne les chemin de la catégorie, avec les noms des catégories
* séparés par $sep (" >> " par défaut)
*/
function print_all_ways ($sep = " &gt;&gt; ", $url='')
{
$ways = array ();
foreach ($this->get_all_ways () as $way)
{
$w = array ();
foreach ($way as $cat)
{
if ($url == '')
{
$w[] = "<a href='".DOL_URL_ROOT."/categories/viewcat.php?id=".$cat->id."&amp;type=".$cat->type."'>".$cat->label."</a>";
}
else
{
$w[] = "<a href='".DOL_URL_ROOT."/$url?catid=".$cat->id."'>".$cat->label."</a>";
}
}
$ways[] = implode ($sep, $w);
}
return $ways;
}
/**
* get_primary_way() affiche le chemin le plus court pour se rendre à un produit
*/
function get_primary_way($id, $type="")
{
$primary_way = Array("taille"=>-1,"chemin"=>Array());
$meres = $this->containing($id,$type);
foreach ($meres as $mere)
{
foreach ($mere->get_all_ways() as $way)
{
if(sizeof($way)<$primary_way["taille"] || $primary_way["taille"]<0)
{
$primary_way["taille"] = sizeOf($way);
$primary_way["chemin"] = $way;
}
}
}
return $primary_way["chemin"];
}
/**
* print_primary_way() affiche le chemin le plus court pour se rendre à un produit
*/
function print_primary_way($id, $sep= " &gt;&gt; ", $url, $type="")
{
$primary_way = Array();
$way = $this->get_primary_way($id,$type);
$w = array();
foreach ($way as $cat)
{
if ($url == '')
{
$w[] = "<a href='".DOL_URL_ROOT."/categories/viewcat.php?id=".$cat->id."'>".$cat->label."</a>";
}
else
{
$w[] = "<a href='".DOL_URL_ROOT."/".$url."?catid=".$cat->id."'>".$cat->label."</a>";
}
}
return implode($sep, $w);
}
/**
* Retourne un tableau contenant la liste des catégories mères
*/
function get_meres ()
{
$meres = array ();
$sql = "SELECT fk_categorie_mere FROM ".MAIN_DB_PREFIX."categorie_association ";
$sql .= "WHERE fk_categorie_fille = ".$this->id;
$res = $this->db->query ($sql);
while ($cat = $this->db->fetch_array ($res))
{
$meres[] = new Categorie ($this->db, $cat['fk_categorie_mere']);
}
return $meres;
}
/**
* Retourne dans un tableau tous les chemins possibles pour arriver à la catégorie
* en partant des catégories principales, représentés par des tableaux de catégories
*/
function get_all_ways ()
{
$ways = array ();
foreach ($this->get_meres () as $mere)
{
foreach ($mere->get_all_ways () as $way)
{
$w = $way;
$w[] = $this;
$ways[] = $w;
}
}
if (sizeof ($ways) == 0)
$ways[0][0] = $this;
return $ways;
}
/**
* Retourne les catégories contenant le produit $id
*/
function containing ($id,$type,$typeid)
{
$cats = array ();
$sql = "SELECT ct.fk_categorie";
$sql.= " FROM ".MAIN_DB_PREFIX."categorie_".$type." as ct";
$sql.= " LEFT JOIN ".MAIN_DB_PREFIX."categorie as c ON ct.fk_categorie = c.rowid";
$sql.= " WHERE ct.fk_".($type=='fournisseur'?'societe':$type)." = ".$id." AND c.type = ".$typeid;
$res = $this->db->query ($sql);
if ($res)
{
while ($cat = $this->db->fetch_array ($res))
{
$cats[] = new Categorie ($this->db, $cat['fk_categorie']);
}
return $cats;
}
else
{
dolibarr_print_error ($this->db);
return -1;
}
}
/**
* Retourne les catégories contenant le produit $ref
*/
function containing_ref ($ref,$type)
{
$cats = array ();
$sql = "SELECT c.fk_categorie, c.fk_".$type.", p.rowid, p.ref";
$sql.= " FROM ".MAIN_DB_PREFIX."categorie_".$type." as c, ".MAIN_DB_PREFIX.$type." as p";
$sql.= " WHERE p.ref = '".$ref."' AND c.fk_".$type." = p.rowid";
$res = $this->db->query ($sql);
if ($res)
{
while ($cat = $this->db->fetch_array ($res))
{
$cats[] = new Categorie ($this->db, $cat['fk_categorie']);
}
return $cats;
}
else
{
dolibarr_print_error ($this->db);
return -1;
}
}
/**
* \brief Vérifie le type de la catégorie
*
*/
function verify_type($id)
{
$sql = "SELECT type FROM ".MAIN_DB_PREFIX."categorie ";
$sql .= "WHERE rowid = ".$id." ";
$result = $this->db->query ($sql);
if ($result)
{
$obj = $this->db->fetch_object($result);
return $obj->type;
}
else
{
$this->error=$this->db->error().' sql='.$sql;
dolibarr_print_error('',$this->error);
return -1;
}
}
/**
* \brief Retourne les catégories dont l'id ou le nom correspond
* ajoute des wildcards au nom sauf si $exact = true
*/
function rechercher($id, $nom, $type, $exact = false)
{
$cats = array ();
// Generation requete recherche
$sql = "SELECT rowid FROM ".MAIN_DB_PREFIX."categorie ";
$sql .= "WHERE type = ".$type." ";
if ($nom)
{
if (! $exact)
{
$nom = '%'.str_replace ('*', '%', $nom).'%';
}
$sql.= "AND label LIKE '".$nom."'";
}
if ($id)
{
$sql.="AND rowid = '".$id."'";
}
$res = $this->db->query ($sql);
if ($res)
{
while ($id = $this->db->fetch_array ($res))
{
$cats[] = new Categorie ($this->db, $id['rowid']);
}
return $cats;
}
else
{
$this->error=$this->db->error().' sql='.$sql;
//dolibarr_syslog($this->error);
dolibarr_print_error('',$this->error);
return -1;
}
}
}
?>
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