<?php
/* Copyright (C) 2002-2005 Rodolphe Quiedeville <rodolphe@quiedeville.org>
 * Copyright (C) 2005-2006 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.
 *
 * $Id$
 * $Source$
 */

/**
        \file       htdocs/project.class.php
        \ingroup    projet
        \brief      Fichier de la classe de gestion des projets
        \version    $Revision$
*/

/**
		\class      Project
		\brief      Classe permettant la gestion des projets
*/
class Project
{
    var $id;
    var $db;
    var $ref;
    var $title;
    var $socidp;
    
    /**
     *    \brief  Constructeur de la classe
     *    \param  DB          handler accès base de données
     */
    function Project($DB)
    {
        $this->db = $DB;
        $this->societe = new Societe($DB);
    }
  
    /*
     *    \brief      Crée un projet en base
     *    \param      user        Id utilisateur qui crée
     *    \return     int         <0 si ko, id du projet crée si ok
     */
    function create($user)
    {
        if (trim($this->ref))
        {
            $sql = "INSERT INTO ".MAIN_DB_PREFIX."projet (ref, title, fk_soc, fk_user_creat, dateo) ";
            $sql .= " VALUES ('".addslashes($this->ref)."', '".addslashes($this->title)."', $this->socidp, ".$user->id.",now()) ;";
    
            if ($this->db->query($sql) )
            {
                $this->id = $this->db->last_insert_id(MAIN_DB_PREFIX."projet");
                $result = $this->id;
            }
            else
            {
                dolibarr_syslog("Project::Create error -2");
                $this->error=$this->db->error();
                $result = -2;
            }
        }
        else
        {
            dolibarr_syslog("Project::Create error -1 ref null");
            $result = -1;
        }
    
        return $result;
    }


  function update($user)
  {
    if (strlen(trim($this->ref)) > 0)
      {
	$sql = "UPDATE ".MAIN_DB_PREFIX."projet";
	$sql .= " SET ref='$this->ref'";
	$sql .= " , title = '$this->title'";
	$sql .= " WHERE rowid = ".$this->id;
	
	if ($this->db->query($sql) ) 
	  {
	    $result = 0;
	  }
	else
	  {
	    dolibarr_syslog($this->db->error());
	    $result = -2;
	  }    
      }
    else
      {
	dolibarr_syslog("Project::Update ref null");
	$result = -1;
      }    
  
    return $result;
  }  


  /*
   *    \brief      Charge objet projet depuis la base
   *    \param      rowid       id du projet à charger
   */

  function fetch($rowid)
  {
    
    $sql = "SELECT title, ref, fk_soc FROM ".MAIN_DB_PREFIX."projet";
    $sql .= " WHERE rowid=".$rowid;

    $resql = $this->db->query($sql);
    if ($resql)
      {
	if ($this->db->num_rows($resql))
	  {
	    $obj = $this->db->fetch_object($resql);
	    
	    $this->id = $rowid;
	    $this->ref = $obj->ref;
	    $this->title = $obj->title;
	    $this->titre = $obj->title;
	    $this->societe->id = $obj->fk_soc;
	    
	    $this->db->free($resql);

	    return 0;
	  }
	else
	  {
	    return -1;
	  }
      }
    else
      {
	print $this->db->error();
	return -2;
      }
  }
	

  /*
   *
   *
   *
   */
	 
  function get_propal_list()
    {
      $propales = array();
      $sql = "SELECT rowid FROM ".MAIN_DB_PREFIX."propal WHERE fk_projet=$this->id;";
      
      if ($this->db->query($sql) )
	{
	  $nump = $this->db->num_rows();
	  if ($nump)
	    {
	      $i = 0;
	      while ($i < $nump)
		{
		  $obj = $this->db->fetch_object();
	      
		  $propales[$i] = $obj->rowid;

		  $i++;
		}
	      $this->db->free();
	      /*
	       *  Retourne un tableau contenant la liste des propales associees
	       */
	      return $propales;
	    }
	}
      else
	{
	  print $this->db->error() . '<br>' .$sql;
	}      
    }

		
  /*
   *
   *
   *
   */
  function liste_array($id_societe='')
    {
      $projets = array();

      $sql = "SELECT rowid, title FROM ".MAIN_DB_PREFIX."projet";

      if (isset($id_societe))
	{
	  $sql .= " WHERE fk_soc = $id_societe";
	}
      
      if ($this->db->query($sql) )
	{
	  $nump = $this->db->num_rows();

	  if ($nump)
	    {
	      $i = 0;
	      while ($i < $nump)
		{
		  $obj = $this->db->fetch_object();
	      
		  $projets[$obj->rowid] = $obj->title;
		  $i++;
		}
	    }
	  return $projets;
	}
      else
	{
	  print $this->db->error();
	}
      
    }
  /*
   *
   *
   *
   */
  function get_facture_list()
    {
      $factures = array();
      $sql = "SELECT rowid FROM ".MAIN_DB_PREFIX."facture WHERE fk_projet=$this->id;";
      
      $result=$this->db->query($sql);
      if ($result)
	{
	  $nump = $this->db->num_rows($result);
	  if ($nump)
	    {
	      $i = 0;
	      while ($i < $nump)
		{
		  $obj = $this->db->fetch_object($result);
		  
		  $factures[$i] = $obj->rowid;
		  
		  $i++;
		}
	      $this->db->free($result);
	      /*
	       *  Retourne un tableau contenant la liste des factures associees
	       */
	      return $factures;
	    }
	}
      else
	{
	  dolibarr_print_error($this->db);
	}
    }
  /**
   * Renvoie la liste des commande associées au projet
   *
   *
   */
  function get_commande_list()
    {
      $commandes = array();
      $sql = "SELECT rowid FROM ".MAIN_DB_PREFIX."commande WHERE fk_projet=$this->id;";
      
      $result=$this->db->query($sql);
      if ($result)
	{
	  $nump = $this->db->num_rows($result);
	  if ($nump)
	    {
	      $i = 0;
	      while ($i < $nump)
		{
		  $obj = $this->db->fetch_object($result);
		  
		  $commandes[$i] = $obj->rowid;
		  
		  $i++;
		}
	      $this->db->free($result);
	      /*
	       *  Retourne un tableau contenant la liste des commandes associees
	       */
	      return $commandes;
	    }
	}
      else
	{
	  dolibarr_print_error($this->db);
	}
    }

  /*
   *    \brief    Supprime l'projet dans la base
   *    \param    Utilisateur
   */

  function delete($user)
  {
    
    $sql = "DELETE FROM ".MAIN_DB_PREFIX."projet";
    $sql .= " WHERE rowid=".$this->id;

    $resql = $this->db->query($sql);
    if ($resql)
      {
	return 0;
      }
    else
      {
	return -1;
      }
  }

  /*
   *    \brief      Crée une tache dans le projet
   *    \param      user        Id utilisateur qui crée
   *    \param     title      titre de la tâche
   *    \param      parent   tache parente
   */
  function CreateTask($user, $title, $parent = 0)
  {
    $result = 0;
    if (trim($title))
      {
	$sql = "INSERT INTO ".MAIN_DB_PREFIX."projet_task (fk_projet, title, fk_user_creat, fk_task_parent) ";
	$sql .= " VALUES (".$this->id.",'$title', ".$user->id.",".$parent.") ;";
	
	if ($this->db->query($sql) )
	  {
	    $task_id = $this->db->last_insert_id(MAIN_DB_PREFIX."projet_task");
	    $result = 0;
	  }
	else
	  {
	    dolibarr_syslog("Project::CreateTask error -2",LOG_ERR);
	    dolibarr_syslog($this->db->error(),LOG_ERR);
	    $this->error=$this->db->error();
	    $result = -2;
	  }

	if ($result ==0)
	  {

	    $sql = "INSERT INTO ".MAIN_DB_PREFIX."projet_task_actors (fk_projet_task, fk_user) ";
	    $sql .= " VALUES (".$task_id.",".$user->id.") ;";
	
	    if ($this->db->query($sql) )
	      {
		$result = 0;
	      }
	    else
	      {
		dolibarr_syslog("Project::CreateTask error -3",LOG_ERR);
		$this->error=$this->db->error();
		$result = -2;
	      }
	  }


        }
    else
      {
	dolibarr_syslog("Project::CreateTask error -1 ref null");
	$result = -1;
      }
    
    return $result;
  }
  /*
   *    \brief      Crée une tache dans le projet
   *    \param      user        Id utilisateur qui crée
   *    \param     title      titre de la tâche
   *    \param      parent   tache parente
   */
  function TaskAddTime($user, $task, $time, $date)
  {
    $result = 0;

	$sql = "INSERT INTO ".MAIN_DB_PREFIX."projet_task_time (fk_task, task_date, task_duration, fk_user)";
	$sql .= " VALUES (".$task.",'".$this->db->idate($date)."',".$time.", ".$user->id.") ;";

	if ($this->db->query($sql) )
	  {
	    $task_id = $this->db->last_insert_id(MAIN_DB_PREFIX."projet_task");
	    $result = 0;
	  }
	else
	  {
	    dolibarr_syslog("Project::TaskAddTime error -2",LOG_ERR);
	    $this->error=$this->db->error();
	    $result = -2;
	  }

	if ($result ==0)
	  {

	    $sql = "UPDATE ".MAIN_DB_PREFIX."projet_task";
	    $sql .= " SET duration_effective = duration_effective + '".ereg_replace(",",".",$time)."'";
	    $sql .= " WHERE rowid = '".$task."';";
	
	    if ($this->db->query($sql) )
	      {
		$result = 0;
	      }
	    else
	      {
		dolibarr_syslog("Project::TaskAddTime error -3",LOG_ERR);
		$this->error=$this->db->error();
		$result = -2;
	      }
	  }
	

    return $result;
  }
}
?>