<?php
/*
 * @version $Id: update_0831_0833.php 18730 2012-06-26 11:56:25Z moyo $
 -------------------------------------------------------------------------
 GLPI - Gestionnaire Libre de Parc Informatique
 Copyright (C) 2003-2012 by the INDEPNET Development Team.

 http://indepnet.net/   http://glpi-project.org
 -------------------------------------------------------------------------

 LICENSE

 This file is part of GLPI.

 GLPI 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.

 GLPI 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 GLPI. If not, see <http://www.gnu.org/licenses/>.
 --------------------------------------------------------------------------
 */

// ----------------------------------------------------------------------
// Original Author of file:
// Purpose of file:
// ----------------------------------------------------------------------

/**
 * Update from 0.83.1 to 0.83.3
 *
 * @return bool for success (will die for most error)
**/
function update0831to0833() {
   global $DB, $LANG, $migration;

   $updateresult     = true;
   $ADDTODISPLAYPREF = array();

   $migration->displayTitle($LANG['install'][4]." -> 0.83.3");
   $migration->setVersion('0.83.3');

   $backup_tables = false;
   $newtables     = array();

   foreach ($newtables as $new_table) {
      // rename new tables if exists ?
      if (TableExists($new_table)) {
         $migration->dropTable("backup_$new_table");
         $migration->displayWarning("$new_table table already exists. ".
                                    "A backup have been done to backup_$new_table.");
         $backup_tables = true;
         $query         = $migration->renameTable("$new_table", "backup_$new_table");
      }
   }
   if ($backup_tables) {
      $migration->displayWarning("You can delete backup tables if you have no need of them.", true);
   }

   $migration->displayMessage($LANG['update'][141] . ' - Compute entities informations on document links'); // Updating schema

   $entities    = getAllDatasFromTable('glpi_entities');
   $entities[0] = "Root";

   foreach ($entities as $entID => $val) {
      // Non recursive ones
      $query3 = "UPDATE `glpi_documents_items`
                  SET `entities_id` = $entID, `is_recursive` = 0
                  WHERE `documents_id` IN (SELECT `id`
                                          FROM `glpi_documents`
                                          WHERE `entities_id` = $entID
                                                AND `is_recursive` = 0)";
      $DB->query($query3)
      or die("0.83 update entities_id and is_recursive=0 in glpi_documents_items ".
               $LANG['update'][90] . $DB->error());

      // Recursive ones
      $query3 = "UPDATE `glpi_documents_items`
                  SET `entities_id` = $entID, `is_recursive` = 1
                  WHERE `documents_id` IN (SELECT `id`
                                          FROM `glpi_documents`
                                          WHERE `entities_id` = $entID
                                                AND `is_recursive` = 1)";
      $DB->query($query3)
      or die("0.83 update entities_id and is_recursive=1 in glpi_documents_items ".
               $LANG['update'][90] . $DB->error());
   }
   
   // ************ Keep it at the end **************
   $migration->displayMessage($LANG['update'][142] . ' - glpi_displaypreferences');


   foreach ($ADDTODISPLAYPREF as $type => $tab) {
      $query = "SELECT DISTINCT `users_id`
                FROM `glpi_displaypreferences`
                WHERE `itemtype` = '$type'";

      if ($result = $DB->query($query)) {
         if ($DB->numrows($result)>0) {
            while ($data = $DB->fetch_assoc($result)) {
               $query = "SELECT MAX(`rank`)
                         FROM `glpi_displaypreferences`
                         WHERE `users_id` = '".$data['users_id']."'
                               AND `itemtype` = '$type'";
               $result = $DB->query($query);
               $rank   = $DB->result($result,0,0);
               $rank++;

               foreach ($tab as $newval) {
                  $query = "SELECT *
                            FROM `glpi_displaypreferences`
                            WHERE `users_id` = '".$data['users_id']."'
                                  AND `num` = '$newval'
                                  AND `itemtype` = '$type'";
                  if ($result2=$DB->query($query)) {
                     if ($DB->numrows($result2)==0) {
                        $query = "INSERT INTO `glpi_displaypreferences`
                                         (`itemtype` ,`num` ,`rank` ,`users_id`)
                                  VALUES ('$type', '$newval', '".$rank++."',
                                          '".$data['users_id']."')";
                        $DB->query($query);
                     }
                  }
               }
            }

         } else { // Add for default user
            $rank = 1;
            foreach ($tab as $newval) {
               $query = "INSERT INTO `glpi_displaypreferences`
                                (`itemtype` ,`num` ,`rank` ,`users_id`)
                         VALUES ('$type', '$newval', '".$rank++."', '0')";
               $DB->query($query);
            }
         }
      }
   }

   // must always be at the end
   $migration->executeMigration();

   return $updateresult;
}
?>
