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dolibarr/htdocs/task.class.php
Laurent Destailleur 5cf2356bcb Do not allow to remove task with children
2009-01-12 20:26:06 +00:00

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<?php
/* Copyright (C) 2008 Laurent Destailleur <eldy@users.sourceforge.net>
*
* 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 task.class.php
\ingroup project
\brief This file is a CRUD class file for Taks (Create/Read/Update/Delete)
\version $Id$
\remarks Initialy built by build_class_from_table on 2008-09-10 12:41
*/
// Put here all includes required by your class file
//require_once(DOL_DOCUMENT_ROOT."/commonobject.class.php");
//require_once(DOL_DOCUMENT_ROOT."/societe.class.php");
//require_once(DOL_DOCUMENT_ROOT."/product.class.php");
/**
\class Projet_task
\brief Put here description of your class
\remarks Initialy built by build_class_from_table on 2008-09-10 12:41
*/
class Task // extends CommonObject
{
var $db; //!< To store db handler
var $error; //!< To return error code (or message)
var $errors=array(); //!< To return several error codes (or messages)
//var $element='projet_task'; //!< Id that identify managed objects
//var $table_element='projet_task'; //!< Name of table without prefix where object is stored
var $id;
var $fk_projet;
var $fk_task_parent;
var $title;
var $duration_effective;
var $fk_user_creat;
var $statut;
var $note;
/**
* \brief Constructor
* \param DB Database handler
*/
function Task($DB)
{
$this->db = $DB;
return 1;
}
/**
* \brief Create in database
* \param user User that create
* \param notrigger 0=launch triggers after, 1=disable triggers
* \return int <0 if KO, Id of created object if OK
*/
function create($user, $notrigger=0)
{
global $conf, $langs;
$error=0;
// Clean parameters
if (isset($this->fk_projet)) $this->fk_projet=trim($this->fk_projet);
if (isset($this->fk_task_parent)) $this->fk_task_parent=trim($this->fk_task_parent);
if (isset($this->title)) $this->title=trim($this->title);
if (isset($this->duration_effective)) $this->duration_effective=trim($this->duration_effective);
if (isset($this->fk_user_creat)) $this->fk_user_creat=trim($this->fk_user_creat);
if (isset($this->statut)) $this->statut=trim($this->statut);
if (isset($this->note)) $this->note=trim($this->note);
// Check parameters
// Put here code to add control on parameters values
// Insert request
$sql = "INSERT INTO ".MAIN_DB_PREFIX."projet_task(";
$sql.= "fk_projet,";
$sql.= "fk_task_parent,";
$sql.= "title,";
$sql.= "duration_effective,";
$sql.= "fk_user_creat,";
$sql.= "statut,";
$sql.= "note";
$sql.= ") VALUES (";
$sql.= " ".(! isset($this->fk_projet)?'NULL':"'".$this->fk_projet."'").",";
$sql.= " ".(! isset($this->fk_task_parent)?'NULL':"'".$this->fk_task_parent."'").",";
$sql.= " ".(! isset($this->title)?'NULL':"'".$this->title."'").",";
$sql.= " ".(! isset($this->duration_effective)?'NULL':"'".$this->duration_effective."'").",";
$sql.= " ".(! isset($this->fk_user_creat)?'NULL':"'".$this->fk_user_creat."'").",";
$sql.= " ".(! isset($this->statut)?'NULL':"'".$this->statut."'").",";
$sql.= " ".(! isset($this->note)?'NULL':"'".$this->note."'")."";
$sql.= ")";
$this->db->begin();
dolibarr_syslog(get_class($this)."::create sql=".$sql, LOG_DEBUG);
$resql=$this->db->query($sql);
if (! $resql) { $error++; $this->errors[]="Error ".$this->db->lasterror(); }
if (! $error)
{
$this->id = $this->db->last_insert_id(MAIN_DB_PREFIX."projet_task");
if (! $notrigger)
{
// Uncomment this and change MYOBJECT to your own tag if you
// want this action call a trigger.
//// Call triggers
//include_once(DOL_DOCUMENT_ROOT . "/interfaces.class.php");
//$interface=new Interfaces($this->db);
//$result=$interface->run_triggers('MYOBJECT_CREATE',$this,$user,$langs,$conf);
//if ($result < 0) { $error++; $this->errors=$interface->errors; }
//// End call triggers
}
}
// Commit or rollback
if ($error)
{
foreach($this->errors as $errmsg)
{
dolibarr_syslog(get_class($this)."::create ".$errmsg, LOG_ERR);
$this->error.=($this->error?', '.$errmsg:$errmsg);
}
$this->db->rollback();
return -1*$error;
}
else
{
$this->db->commit();
return $this->id;
}
}
/**
* \brief Load object in memory from database
* \param id id object
* \return int <0 if KO, >0 if OK
*/
function fetch($id)
{
global $langs;
$sql = "SELECT";
$sql.= " t.rowid,";
$sql.= " t.fk_projet,";
$sql.= " t.fk_task_parent,";
$sql.= " t.title,";
$sql.= " t.duration_effective,";
$sql.= " t.fk_user_creat,";
$sql.= " t.statut,";
$sql.= " t.note";
$sql.= " FROM ".MAIN_DB_PREFIX."projet_task as t";
$sql.= " WHERE t.rowid = ".$id;
dolibarr_syslog(get_class($this)."::fetch sql=".$sql, LOG_DEBUG);
$resql=$this->db->query($sql);
if ($resql)
{
if ($this->db->num_rows($resql))
{
$obj = $this->db->fetch_object($resql);
$this->id = $obj->rowid;
$this->fk_projet = $obj->fk_projet;
$this->fk_task_parent = $obj->fk_task_parent;
$this->title = $obj->title;
$this->duration_effective = $obj->duration_effective;
$this->fk_user_creat = $obj->fk_user_creat;
$this->statut = $obj->statut;
$this->note = $obj->note;
}
$this->db->free($resql);
return 1;
}
else
{
$this->error="Error ".$this->db->lasterror();
dolibarr_syslog(get_class($this)."::fetch ".$this->error, LOG_ERR);
return -1;
}
}
/**
* \brief Update database
* \param user User that modify
* \param notrigger 0=launch triggers after, 1=disable triggers
* \return int <0 if KO, >0 if OK
*/
function update($user=0, $notrigger=0)
{
global $conf, $langs;
$error=0;
// Clean parameters
if (isset($this->fk_projet)) $this->fk_projet=trim($this->fk_projet);
if (isset($this->fk_task_parent)) $this->fk_task_parent=trim($this->fk_task_parent);
if (isset($this->title)) $this->title=trim($this->title);
if (isset($this->duration_effective)) $this->duration_effective=trim($this->duration_effective);
if (isset($this->fk_user_creat)) $this->fk_user_creat=trim($this->fk_user_creat);
if (isset($this->statut)) $this->statut=trim($this->statut);
if (isset($this->note)) $this->note=trim($this->note);
// Check parameters
// Put here code to add control on parameters values
// Update request
$sql = "UPDATE ".MAIN_DB_PREFIX."projet_task SET";
$sql.= " fk_projet=".(isset($this->fk_projet)?$this->fk_projet:"null").",";
$sql.= " fk_task_parent=".(isset($this->fk_task_parent)?$this->fk_task_parent:"null").",";
$sql.= " title=".(isset($this->title)?"'".addslashes($this->title)."'":"null").",";
$sql.= " duration_effective=".(isset($this->duration_effective)?$this->duration_effective:"null").",";
$sql.= " fk_user_creat=".(isset($this->fk_user_creat)?$this->fk_user_creat:"null").",";
$sql.= " statut=".(isset($this->statut)?$this->statut:"null").",";
$sql.= " note=".(isset($this->note)?"'".addslashes($this->note)."'":"null")."";
$sql.= " WHERE rowid=".$this->id;
$this->db->begin();
dolibarr_syslog(get_class($this)."::update sql=".$sql, LOG_DEBUG);
$resql = $this->db->query($sql);
if (! $resql) { $error++; $this->errors[]="Error ".$this->db->lasterror(); }
if (! $error)
{
if (! $notrigger)
{
// Uncomment this and change MYOBJECT to your own tag if you
// want this action call a trigger.
//// Call triggers
//include_once(DOL_DOCUMENT_ROOT . "/interfaces.class.php");
//$interface=new Interfaces($this->db);
//$result=$interface->run_triggers('MYOBJECT_MODIFY',$this,$user,$langs,$conf);
//if ($result < 0) { $error++; $this->errors=$interface->errors; }
//// End call triggers
}
}
// Commit or rollback
if ($error)
{
foreach($this->errors as $errmsg)
{
dolibarr_syslog(get_class($this)."::update ".$errmsg, LOG_ERR);
$this->error.=($this->error?', '.$errmsg:$errmsg);
}
$this->db->rollback();
return -1*$error;
}
else
{
$this->db->commit();
return 1;
}
}
/**
* \brief Delete object in database
* \param user User that delete
* \param notrigger 0=launch triggers after, 1=disable triggers
* \return int <0 if KO, >0 if OK
*/
function delete($user, $notrigger=0)
{
global $conf, $langs;
$error=0;
$this->db->begin();
if ($this->hasChildren() > 0)
{
dolibarr_syslog(get_class($this)."::delete Can't delete record as it has some child", LOG_WARNING);
$this->error='ErrorRecordHasChildren';
$this->db->rollback();
return 0;
}
$sql = "DELETE FROM ".MAIN_DB_PREFIX."projet_task";
$sql.= " WHERE rowid=".$this->id;
dolibarr_syslog(get_class($this)."::delete sql=".$sql);
$resql = $this->db->query($sql);
if (! $resql) { $error++; $this->errors[]="Error ".$this->db->lasterror(); }
if (! $error)
{
if (! $notrigger)
{
// Uncomment this and change MYOBJECT to your own tag if you
// want this action call a trigger.
//// Call triggers
//include_once(DOL_DOCUMENT_ROOT . "/interfaces.class.php");
//$interface=new Interfaces($this->db);
//$result=$interface->run_triggers('MYOBJECT_DELETE',$this,$user,$langs,$conf);
//if ($result < 0) { $error++; $this->errors=$interface->errors; }
//// End call triggers
}
}
// Commit or rollback
if ($error)
{
foreach($this->errors as $errmsg)
{
dolibarr_syslog(get_class($this)."::delete ".$errmsg, LOG_ERR);
$this->error.=($this->error?', '.$errmsg:$errmsg);
}
$this->db->rollback();
return -1*$error;
}
else
{
$this->db->commit();
return 1;
}
}
/**
* \brief Return nb of children
* \return <0 if KO, 0 if no children, >0 if OK
*/
function hasChildren()
{
$ret=0;
$sql = "SELECT COUNT(*) as nb FROM ".MAIN_DB_PREFIX."projet_task";
$sql.= " WHERE fk_task_parent=".$this->id;
dolibarr_syslog(get_class($this)."::hasChildren sql=".$sql, LOG_DEBUG);
$resql = $this->db->query($sql);
if (! $resql) { $error++; $this->errors[]="Error ".$this->db->lasterror(); }
else
{
$obj=$this->db->fetch_object($resql);
if ($obj) $ret=$obj->nb;
}
if (! $error)
{
return $ret;
}
else
{
return -1;
}
}
/**
* \brief Initialise object with example values
* \remarks id must be 0 if object instance is a specimen.
*/
function initAsSpecimen()
{
$this->id=0;
$this->fk_projet='';
$this->fk_task_parent='';
$this->title='';
$this->duration_effective='';
$this->fk_user_creat='';
$this->statut='';
$this->note='';
}
}
?>
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