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Current File : //home/infra/fusioninventory/inc/taskjob.class.php

<?php

/**
 * FusionInventory
 *
 * Copyright (C) 2010-2023 by the FusionInventory Development Team.
 *
 * http://www.fusioninventory.org/
 * https://github.com/fusioninventory/fusioninventory-for-glpi
 * http://forge.fusioninventory.org/
 *
 * ------------------------------------------------------------------------
 *
 * LICENSE
 *
 * This file is part of FusionInventory project.
 *
 * FusionInventory is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * FusionInventory 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with FusionInventory. If not, see <http://www.gnu.org/licenses/>.
 *
 * ------------------------------------------------------------------------
 *
 * This file is used to manage the task jobs.
 *
 * ------------------------------------------------------------------------
 *
 * @package   FusionInventory
 * @author    David Durieux
 * @copyright Copyright (c) 2010-2023 FusionInventory team
 * @license   AGPL License 3.0 or (at your option) any later version
 *            http://www.gnu.org/licenses/agpl-3.0-standalone.html
 * @link      http://www.fusioninventory.org/
 * @link      https://github.com/fusioninventory/fusioninventory-for-glpi
 *
 */

if (!defined('GLPI_ROOT')) {
   die("Sorry. You can't access this file directly");
}

/**
 * Manage the task jobs.
 */
class PluginFusioninventoryTaskjob extends  PluginFusioninventoryTaskjobView {

   /**
    * The right name for this class
    *
    * @var string
    */
   static $rightname = 'plugin_fusioninventory_task';


   /**
    * __construct function
    */
   function __construct() {
      parent::__construct();
   }


   /**
    * Get name of this type by language of the user connected
    *
    * @param integer $nb number of elements
    * @return string name of this type
    */
   static function getTypeName($nb = 0) {
      return __('Job', 'fusioninventory');
   }


   /**
    * Check if can create an item
    *
    * @return boolean
    */
   static function canCreate() {
      return true;
   }


   /**
    * Get join query in SQL
    *
    * @return array
    */
   static function getJoinQuery() {
      return [
          'taskjobs' =>
               "LEFT JOIN `glpi_plugin_fusioninventory_taskjobs` as taskjob\n".
               "ON taskjob.`plugin_fusioninventory_tasks_id` = task.`id`"];
   }


   /**
    * Get search function for the class
    *
    * @return array
    */
   function rawSearchOptions() {

      $tab = [];

      $tab[] = [
         'id' => 'common',
         'name' => __('Task')
      ];

      $tab[] = [
         'id'        => '1',
         'table'     => $this->getTable(),
         'field'     => 'name',
         'name'      => __('Name'),
         'datatype'  => 'itemlink',
      ];

      $tab[] = [
         'id'        => '2',
         'table'     => 'glpi_entities',
         'field'     => 'completename',
         'linkfield' => 'entities_id',
         'name'      => Entity::getTypeName(1),
      ];

      $tab[] = [
         'id'            => '4',
         'table'         => 'glpi_plugin_fusioninventory_tasks',
         'field'         => 'name',
         'linkfield'     => 'plugin_fusioninventory_tasks_id',
         'name'          => __('Task'),
         'datatype'      => 'itemlink',
         'itemlink_type' => 'PluginFusioninventoryTask',
      ];

      $tab[] = [
         'id'        => '5',
         'table'     => $this->getTable(),
         'field'     => 'status',
         'name'      => __('Status'),
      ];

      $tab[] = [
         'id'        => '6',
         'table'     => $this->getTable(),
         'field'     => 'id',
         'name'      => __('ID'),
      ];

      return $tab;
   }


   /**
    * get task of this task job
    *
    * @return object PluginFusioninventoryTask instance
    */
   function getTask() {
      $pfTask = new PluginFusioninventoryTask();
      $pfTask->getFromDB($this->fields['plugin_fusioninventory_tasks_id']);
      return $pfTask;
   }


   /**
    * Display definitions type dropdown
    *
    * @global array $CFG_GLPI
    * @param string $myname
    * @param string $method
    * @param integer $value
    * @param integer $taskjobs_id
    * @param string $entity_restrict
    * @return string unique id of html element
    */
   function dropdownType($myname, $method, $value = 0, $taskjobs_id = 0, $entity_restrict = '') {
      global $CFG_GLPI;

      $a_methods = PluginFusioninventoryStaticmisc::getmethods();
      $a_type = [];
      $a_type[''] = Dropdown::EMPTY_VALUE;
      if ($myname == 'action') {
         $a_type['PluginFusioninventoryAgent'] = PluginFusioninventoryAgent::getTypeName();
      }
      foreach ($a_methods as $datas) {
         if ($method == $datas['method']) {
            $module = $datas['module'];
            $class = PluginFusioninventoryStaticmisc::getStaticMiscClass($module);
            if (is_callable([$class, "task_".$myname."type_".$method])) {
               $a_type = call_user_func([$class, "task_".$myname."type_".$method], $a_type);
            }
         }
      }

      $rand = Dropdown::showFromArray(ucfirst($myname)."Type", $a_type);

      $params=[ucfirst($myname).'Type'=>'__VALUE__',
            'entity_restrict' => $entity_restrict,
            'rand'            => $rand,
            'myname'          => ucfirst($myname)."Type",
            'name'            => $myname,
            'method'          => $method,
            $myname.'typeid'  => 'dropdown_'.ucfirst($myname).'Type'.$rand,
            'taskjobs_id'     => $taskjobs_id];

      Ajax::updateItemOnEvent(
              'dropdown_'.ucfirst($myname).'Type'.$rand,
              "show_".ucfirst($myname)."List".$taskjobs_id,
              Plugin::getWebDir('fusioninventory')."/ajax/dropdowntypelist.php",
              $params);

      return $rand;
   }


   /**
    * Get Itemtypes list for the selected method
    *
    * @param string $method
    * @param string $moduletype
    * @return array
    */
   function getTypesForModule($method, $moduletype) {

      $available_methods = PluginFusioninventoryStaticmisc::getmethods();
      $types = [];
      if ($moduletype === 'actors') {
         $types['PluginFusioninventoryAgent'] = PluginFusioninventoryAgent::getTypeName();
      }

      /**
       * TODO: move staticmisc actors and targets related methods to the relevant Module classes
       * ( I don't have time for this yet and this is why i can live with a simple mapping string
       * table)
       */
      switch ($moduletype) {

         case 'actors':
            $moduletype_tmp = 'action';
            break;

         case 'targets':
            $moduletype_tmp = 'definition';
            break;
      }

      foreach ($available_methods as $available_method) {
         if ($method == $available_method['method']) {
            $module = $available_method['module'];
            $class = PluginFusioninventoryStaticmisc::getStaticMiscClass($module);
            $class_method = [$class, "task_".$moduletype_tmp."type_".$method];
            if (is_callable($class_method)) {
               $types = call_user_func($class_method, $types);
            }
         }
      }
      return $types;
   }


   /**
    * Display definitions value with preselection of definition type
    *
    * @global array $CFG_GLPI
    * @param string $myname name of dropdown
    * @param string $definitiontype name of the definition type selected
    * @param string $method name of the method selected
    * @param string $deftypeid dropdown name of definition type
    * @param integer $taskjobs_id
    * @param integer $value name of the definition (used for edit taskjob)
    * @param string $entity_restrict restriction of entity if required
    * @param integer $title
    * @return string unique id of html element
    */
   function dropdownvalue($myname, $definitiontype, $method, $deftypeid, $taskjobs_id, $value = 0,
                          $entity_restrict = '', $title = 0) {
      global $CFG_GLPI;

      $a_methods = PluginFusioninventoryStaticmisc::getmethods();
      $module = '';
      foreach ($a_methods as $datas) {
         if ($method == $datas['method']) {
            $module = $datas['module'];
         }
      }

      $rand = '';
      $class = PluginFusioninventoryStaticmisc::getStaticMiscClass($module);
      if (is_callable([$class, "task_".$_POST['name']."selection_".
            $definitiontype."_".$method])) {
         $rand = call_user_func([$class,
                                      "task_".$_POST['name']."selection_".$definitiontype."_".
                                          $method],
                                $title);

         $iddropdown = "dropdown_".$_POST['name']."selectiontoadd";
      } else {
         $a_data = $this->getAgents($method);

         $rand = Dropdown::showFromArray($_POST['name'].'selectiontoadd', $a_data);
         $iddropdown = "dropdown_".$_POST['name']."selectiontoadd";
      }

      echo "<br/><center><input type='button' id='add_button_".$_POST['name'].$taskjobs_id."' ".
              "name='add_button_".$_POST['name']."' value=\"".__('Add').
              "\" class='submit'></center>";
      $params = ['items_id'  => '__VALUE0__',
                      'add_button_'.$_POST['name'].$taskjobs_id => '__VALUE1__',
                      'itemtype'  => $definitiontype,
                      'rand'      => $rand,
                      'myname'    => 'items_id',
                      'type'      => $_POST['name'],
                      'taskjobs_id'=>$taskjobs_id];
      Ajax::updateItemOnEvent([$iddropdown.$rand , "add_button_".$_POST['name'].$taskjobs_id],
                              "Additem_$rand",
                              Plugin::getWebDir('fusioninventory')."/ajax/taskjobaddtype.php",
                              $params,
                              ["click"],
                              "-1",
                              "-1",
                              [__('Add')]);

      echo "<span id='Additem_$rand'></span>";
   }


   /**
    * Display actions type (itemtypes)
    *
    * @global array $CFG_GLPI
    * @param string $myname name of dropdown
    * @param string $method name of the method selected
    * @param integer $value name of the definition type (used for edit taskjob)
    * @param string $entity_restrict restriction of entity if required
    * @return string unique id of html element
    */
   function dropdownActionType($myname, $method, $value = 0, $entity_restrict = '') {
      global $CFG_GLPI;

      $a_methods               = PluginFusioninventoryStaticmisc::getmethods();
      $a_actioninitiontype     = [];
      $a_actioninitiontype[''] = Dropdown::EMPTY_VALUE;
      $a_actioninitiontype['PluginFusioninventoryAgent']
         = PluginFusioninventoryAgent::getTypeName();
      foreach ($a_methods as $datas) {
         if ($method == $datas['method']) {
            $module = ucfirst($datas['module']);
            $class = PluginFusioninventoryStaticmisc::getStaticMiscClass($module);

            if (is_callable([$class, "task_actiontype_".$method])) {
               $a_actioninitiontype = call_user_func([$class, "task_actiontype_".$method],
                                                     $a_actioninitiontype);
            }
         }
      }

      $rand = Dropdown::showFromArray($myname, $a_actioninitiontype);

      $params=['ActionType'=>'__VALUE__',
            'entity_restrict'=>$entity_restrict,
            'rand'=>$rand,
            'myname'=>$myname,
            'method'=>$method,
            'actiontypeid'=>'dropdown_'.$myname.$rand
            ];
      Ajax::updateItemOnSelectEvent('dropdown_ActionType'.$rand,
                                    "show_ActionList",
                                    Plugin::getWebDir('fusioninventory')."/ajax/dropdownactionlist.php",
                                    $params);

      return $rand;
   }


   /**
    * Display actions value with preselection of action type
    *
    * @global array $CFG_GLPI
    * @param string $myname name of dropdown
    * @param string $actiontype name of the action type selected
    * @param string $method name of the method selected
    * @param string $actiontypeid dropdown name of action type
    * @param integer $value name of the definition (used for edit taskjob)
    * @param string $entity_restrict restriction of entity if required
    * @return string unique id of html element
    */
   function dropdownAction($myname, $actiontype, $method, $actiontypeid, $value = 0,
                           $entity_restrict = '') {
      global $CFG_GLPI;

      $a_methods = PluginFusioninventoryStaticmisc::getmethods();
      $module = '';
      foreach ($a_methods as $datas) {
         if ($method == $datas['method']) {
            $module = $datas['module'];
         }
      }

      $rand = '';

      $class = PluginFusioninventoryStaticmisc::getStaticMiscClass($module);
      if ($actiontype == "PluginFusioninventoryAgent") {
         $actionselection_method = "task_actionselection_PluginFusioninventoryAgent_".$method;
         if (is_callable([$class, $actionselection_method])) {
            $rand = call_user_func([$class, $actionselection_method]);
         } else {
            $a_data = $this->getAgents($method);

            $rand = Dropdown::showFromArray('actionselectiontoadd', $a_data);
         }
      } else {
         $definitionselection_method = "task_definitionselection_".$actiontype."_".$method;
         if (is_callable([$class, $definitionselection_method])) {
            $rand = call_user_func([$class, $definitionselection_method]);
         }
      }

      $params=['selection'        => '__VALUE__',
                    'entity_restrict'  => $entity_restrict,
                    'myname'           => $myname,
                    'actionselectadd'  => 'dropdown_actionselectiontoadd'.$rand,
                    'actiontypeid'     => $actiontypeid];

      Ajax::updateItemOnEvent('addAObject', 'show_ActionListEmpty',
                              Plugin::getWebDir('fusioninventory')."/ajax/dropdownactionselection.php",
                              $params, ["click"]);

   }


   /**
    * Get all agents allowed to a module (task method)
    *
    * @param string $module name of dropdown
    * @return array [id integed agent id] => $name value agent name
    */
   function getAgents($module) {
      //Array to store agents that are allowed to use this module
      $allowed_agents = [];
      $pfAgentmodule  = new PluginFusioninventoryAgentmodule();

      //Get all agents that can run the module
      $array_agents   = $pfAgentmodule->getAgentsCanDo(strtoupper($module));
      foreach ($array_agents as $id => $data) {
         $allowed_agents[$id] = $data['name'];
      }
      //Sort the array
      asort($allowed_agents);
      return $allowed_agents;
   }


   /**
    * re initialize all taskjob of a taskjob
    *
    * @global object $DB
    * @param integer $tasks_id id of the task
    * @param integer $disableTimeVerification
    * @return boolean true if all taskjob are ready (so finished from old runnning job)
    */
   function reinitializeTaskjobs($tasks_id, $disableTimeVerification = 0) {
      global $DB;

      $pfTask         = new PluginFusioninventoryTask();
      $pfTaskjob      = new PluginFusioninventoryTaskjob();
      $pfTaskjobstate = new PluginFusioninventoryTaskjobstate();
      $pfTaskjoblog   = new PluginFusioninventoryTaskjoblog();
      $query  = "SELECT *, UNIX_TIMESTAMP(datetime_start) AS date_scheduled_timestamp
                 FROM `".$pfTask->getTable()."`
                 WHERE `id`='".$tasks_id."'
                 LIMIT 1";
      $result = $DB->query($query);
      $data   = $DB->fetchAssoc($result);
      $period = $pfTaskjob->periodicityToTimestamp($data['periodicity_type'],
                                                   $data['periodicity_count']);

      // Calculate next execution from last
      $queryJob   = "SELECT *
                     FROM `".$pfTaskjob->getTable()."`
                     WHERE `plugin_fusioninventory_tasks_id`='".$tasks_id."'
                     ORDER BY `id` DESC";
      $resultJob   = $DB->query($queryJob);
      $nb_taskjobs = $DB->numrows($resultJob);
      // get only with execution_id (same +1) as task
      $queryJob    = "SELECT *
                      FROM `".$pfTaskjob->getTable()."`
                      WHERE `plugin_fusioninventory_tasks_id`='".$tasks_id."'
                         AND `execution_id`='".($data['execution_id'] + 1)."'
                      ORDER BY `id` DESC";
      $finished    = 2;
      $resultJob   = $DB->query($queryJob);
      $nb_finished = 0;
      while ($dataJob = $DB->fetchArray($resultJob)) {
         $a_taskjobstateuniqs = $pfTaskjobstate->find(
               ['plugin_fusioninventory_taskjobs_id' => $dataJob['id']],
               ['id DESC'], 1);
         $a_taskjobstateuniq = current($a_taskjobstateuniqs);
         $a_taskjobstate = $pfTaskjobstate->find(
               ['plugin_fusioninventory_taskjobs_id' => $dataJob['id'],
                'uniqid'                             => $a_taskjobstateuniq['uniqid']]);
         $taskjobstatefinished = 0;

         foreach ($a_taskjobstate as $statedata) {
            $a_joblog = $pfTaskjoblog->find(
                  ['plugin_fusioninventory_taskjobstates_id' => $statedata['id'],
                   'state'                                   => [2, 4, 5]]);
            if (count($a_joblog) > 0) {
               $taskjobstatefinished++;
            }
         }
         if ((count($a_taskjobstate) == $taskjobstatefinished)
                 AND (count($a_taskjobstate) > 0 )) {
            if ($finished == '2') {
               $finished = 1;
            }
            $nb_finished++;
         } else {
            $finished = 0;
         }
      }
      if ($nb_finished != $nb_taskjobs) {
         if ($disableTimeVerification == '1') { // Forcerun
            $queryJob2 = "SELECT * FROM `".$pfTaskjob->getTable()."`
            WHERE `plugin_fusioninventory_tasks_id`='".$tasks_id."'
               AND `execution_id`='".$data['execution_id']."'
            ORDER BY `id` DESC";
            $resultJob2 = $DB->query($queryJob2);
            if ($DB->numrows($resultJob2) == $nb_taskjobs) {
               $finished = 1;
               return true;
            } else {
               $finished = 0;
            }
         } else {
            $finished = 0;
         }
      }
      // if all jobs are finished, we calculate if we reinitialize all jobs
      if ($finished == "1") {
         $exe = $data['execution_id'];
         unset($data['execution_id']);

         $DB->update(
            $pfTaskjob->getTable(), [
               'status' => 0
            ], [
               'plugin_fusioninventory_tasks_id' => $data['id']
            ]
         );

         if ($period != '0') {
            if (is_null($data['date_scheduled_timestamp'])) {
               $data['date_scheduled_timestamp'] = date('U');
            }
            if (($data['date_scheduled_timestamp'] + $period) <= date('U')
                    AND $period =! '0') {
               $periodtotal = $period;
               for ($i=2; ($data['date_scheduled_timestamp'] + $periodtotal) <= date('U'); $i++) {
                  $periodtotal = $period * $i;
               }
               $data['datetime_start'] = date("Y-m-d H:i:s",
                                              $data['date_scheduled_timestamp'] + $periodtotal);
            } else if ($data['date_scheduled_timestamp'] <= date('U')) {
               $data['datetime_start'] = date("Y-m-d H:i:s",
                                              $data['date_scheduled_timestamp'] + $period);
            }
         }
         $data['execution_id'] = $exe + 1;
         unset($data['comment']);
         $pfTask->update($data);
         return true;
      } else {
         return false;
      }
   }


   /**
    * Get period in secondes by type and count time
    *
    * @param string $periodicity_type type of time (minutes, hours...)
    * @param integer $periodicity_count number of type time
    * @return integer in seconds
    */
   function periodicityToTimestamp($periodicity_type, $periodicity_count) {
      $period = 0;
      switch ($periodicity_type) {

         case 'minutes':
            $period = $periodicity_count * 60;
            break;

         case 'hours':
            $period = $periodicity_count * 60 * 60;
            break;

         case 'days':
            $period = $periodicity_count * 60 * 60 * 24;
            break;

         case 'months':
            $period = $periodicity_count * 60 * 60 * 24 * 30; //month
            break;

      }
      return $period;
   }

   /**
    * Cron task: finish task if have some problem or started for so long time
    *
    * @global object $DB
    */
   function CronCheckRunnningJobs() {
      global $DB;

      // Get all taskjobstate running
      $pfTaskjobstate = new PluginFusioninventoryTaskjobstate();
      $pfTaskjoblog   = new PluginFusioninventoryTaskjoblog();

      $a_taskjobstate = $DB->request([
         'FROM'    => 'glpi_plugin_fusioninventory_taskjobstates',
         'WHERE'   => ['state' => [0, 1, 2]],
         'GROUPBY' => ['uniqid', 'plugin_fusioninventory_agents_id']]);
      foreach ($a_taskjobstate as $data) {
         $sql = "SELECT * FROM `glpi_plugin_fusioninventory_tasks`
            LEFT JOIN `glpi_plugin_fusioninventory_taskjobs`
               ON `plugin_fusioninventory_tasks_id`=`glpi_plugin_fusioninventory_tasks`.`id`
            WHERE `glpi_plugin_fusioninventory_taskjobs`.`id`='".
                 $data['plugin_fusioninventory_taskjobs_id']."'
            LIMIT 1 ";
         $result = $DB->query($sql);
         if ($DB->numrows($result) != 0) {
            $task = $DB->fetchAssoc($result);
            if ($task['communication'] == 'pull') {
               $has_recent_log_entries = $pfTaskjoblog->find(
                     ['plugin_fusioninventory_taskjobstates_id' => $data['id']],
                     ['id DESC'], 1);
               $finish = false;
               if (count($has_recent_log_entries) == 1) {
                  $data2 = current($has_recent_log_entries);
                  $date = strtotime($data2['date']);
                  $date += (4 * 3600);
                  if ($date < date('U')) {
                     $finish = true;
                  }
               } else {
                  $finish = true;
               }

               // No news from the agent since 4 hour. The agent is probably crached.
               //Let's cancel the task
               if ($finish) {
                     $a_statustmp = $pfTaskjobstate->find(
                           ['uniqid' => $data['uniqid'],
                            'plugin_fusioninventory_agents_id' => $data['plugin_fusioninventory_agents_id'],
                            'state'  => [1, 2]]);
                  foreach ($a_statustmp as $datatmp) {
                     $pfTaskjobstate->changeStatusFinish($datatmp['id'],
                                                      0,
                                                      '',
                                                      1,
                                                      "==agentcrashed==");
                  }
               }
            } else if ($task['communication'] == 'push') {
               $a_valid = $pfTaskjoblog->find(
                     ['plugin_fusioninventory_taskjobstates_id' => $data['id'],
                      'ADDTIME(date, "00:10:00")' => ['<',  'NOW()']],
                     ['id DESC'], 1);

               if (count($a_valid) == '1') {
                  // Get agent status
                  $agentreturn = $this->getRealStateAgent(
                                                $data['plugin_fusioninventory_agents_id']);

                  switch ($agentreturn) {

                     case 'waiting':
                        // token is bad and must force cancel task in server
                        $a_statetmp = $pfTaskjobstate->find(
                              ['uniqid' => $data['uniqid'],
                               'plugin_fusioninventory_agents_id' => $data['plugin_fusioninventory_agents_id'],
                               'state'  => [0, 1, 2]]);
                        foreach ($a_statetmp as $datatmp) {
                           $pfTaskjobstate->changeStatusFinish($datatmp['id'],
                                                                 0,
                                                                 '',
                                                                 1,
                                                                 "==badtoken==");
                        }
                        break;

                     case 'running':
                         // just wait and do nothing
                        break;

                     case 'noanswer':
                        // agent crash or computer is shutdown and force cancel task in server
                        $a_statetmp = $pfTaskjobstate->find(
                              ['uniqid' => $data['uniqid'],
                               'plugin_fusioninventory_agents_id' => $data['plugin_fusioninventory_agents_id'],
                               'state'  => [1, 2]]);
                        foreach ($a_statetmp as $datatmp) {
                           $pfTaskjobstate->changeStatusFinish($datatmp['id'],
                                                               0,
                                                               '',
                                                               1,
                                                               "==agentcrashed==");
                        }
                        $a_valid4h = $pfTaskjoblog->find(
                              ['plugin_fusioninventory_taskjobstates_id' => $data['id']],
                              ['id DESC'], 1);
                        $finish = false;
                        if (count($a_valid4h) == 1) {
                           $datajs = current($a_valid4h);
                           $date = strtotime($datajs['date']);
                           $date += (4 * 3600);
                           if ($date < date('U')) {
                              $finish = true;
                           }
                        } else {
                           $finish = true;
                        }

                        if ($finish) {
                           $a_statetmp = $pfTaskjobstate->find(
                                 ['uniqid' => $data['uniqid'],
                                  'plugin_fusioninventory_agents_id' => $data['plugin_fusioninventory_agents_id'],
                                  'state' => 0]);
                           foreach ($a_statetmp as $datatmp) {
                              $pfTaskjobstate->changeStatusFinish($datatmp['id'],
                                                                  0,
                                                                  '',
                                                                  1,
                                                                  "==agentcrashed==");
                           }
                        }
                        break;

                     case 'noip':
                        // just wait and do nothing
                        break;

                  }
               }
            }
         }
      }

      // If taskjob.status = 1 and all taskjobstates are finished, so reinitializeTaskjobs()
      $sql = "SELECT *
      FROM `glpi_plugin_fusioninventory_taskjobs`
      WHERE (
         SELECT count(*) FROM glpi_plugin_fusioninventory_taskjobstates
         WHERE plugin_fusioninventory_taskjobs_id = `glpi_plugin_fusioninventory_taskjobs`.id
            AND glpi_plugin_fusioninventory_taskjobstates.state <3) = 0
            AND `glpi_plugin_fusioninventory_taskjobs`.`status`=1";
      $result=$DB->query($sql);
      while ($data=$DB->fetchArray($result)) {
         $this->reinitializeTaskjobs($data['plugin_fusioninventory_tasks_id'], '1');
      }
   }


   /**
    * Check for configuration consistency.
    * Remove items targets or actors that have been deleted.
    *
    * @return boolean ( What does this return value mean ? -- Kevin Roy <kiniou@gmail.com> )
    */
   function checkConfiguration() {

      $return = true;
      $input = [];
      $input['id'] = $this->fields['id'];
      $targets = importArrayFromDB($this->fields['targets']);
      foreach ($targets as $num=>$data) {
         $classname = key($data);
         if ($classname == '') {
            unset($targets[$num]);
         } else {
            $Class = new $classname;
            if (!$Class->getFromDB(current($data))) {
               unset($targets[$num]);
            }
         }
      }
      if (count($targets) == '0') {
         $input['targets'] = '';
         $return = false;
      } else {
         $input['targets'] = exportArrayToDB($targets);
      }
      $actors = importArrayFromDB($this->fields['actors']);
      foreach ($actors as $num=>$data) {
         $classname = key($data);
         $Class = new $classname;
         if (!$Class->getFromDB(current($data))
                 AND (current($data) != ".1")
                 AND (current($data) != ".2")) {
            unset($actors[$num]);
         }
      }
      if (count($actors) == '0') {
         $input['actors'] = '';
         $return = false;
      } else {
         $input['actors'] = exportArrayToDB($actors);
      }
      $this->update($input);
      return $return;
   }


   /**
    * Purge taskjoblog/state when delete taskjob
    *
    * @param object $parm PluginFusioninventoryTaskjob instance
    */
   static function purgeTaskjob($parm) {
      // $parm["id"]
      $pfTaskjobstate = new PluginFusioninventoryTaskjobstate();
      $pfTaskjoblog   = new PluginFusioninventoryTaskjoblog();

      // all taskjobs
      $a_taskjobstates = $pfTaskjobstate->find(
            ['plugin_fusioninventory_taskjobs_id' => $parm->fields["id"]]);
      foreach ($a_taskjobstates as $a_taskjobstate) {
         $a_taskjoblogs = $pfTaskjoblog->find(
               ['plugin_fusioninventory_taskjobstates_id' => $a_taskjobstate['id']]);
         foreach ($a_taskjoblogs as $a_taskjoblog) {
            $pfTaskjoblog->delete($a_taskjoblog, 1);
         }
         $pfTaskjobstate->delete($a_taskjobstate, 1);
      }
   }


   /**
    * Force end task
    */
   function forceEnd() {
      $pfTaskjobstate = new PluginFusioninventoryTaskjobstate();

      $a_taskjobstates =
         $pfTaskjobstate->find(['plugin_fusioninventory_taskjobs_id' => $this->fields["id"]]);

      //TODO: in order to avoid too many atomic operations on DB, convert the
      //following into a massive prepared operation (ie. ids in one massive action)
      foreach ($a_taskjobstates as $a_taskjobstate) {
         $pfTaskjobstate->getFromDB($a_taskjobstate['id']);
         if ($a_taskjobstate['state'] != PluginFusioninventoryTaskjobstate::FINISHED) {
               $pfTaskjobstate->changeStatusFinish(
                     $a_taskjobstate['id'], 0, '', 1, "Action cancelled by user"
               );
         }
      }
      $this->reinitializeTaskjobs($this->fields['plugin_fusioninventory_tasks_id']);
   }


   /**
    * Display static list of taskjob
    *
    * @param string $method method name of taskjob to display
    */
   static function quickList($method) {

      $pfTaskjob = new PluginFusioninventoryTaskjob();
      $pfTask = new PluginFusioninventoryTask();

      $a_list = $pfTaskjob->find(['method' => $method]);

      echo "<table class='tab_cadrehov' style='width:950px'>";
      echo "<tr class='tab_bg_1'>";
      echo "<th>".__('Name')."</th>";
      echo "<th>".__('Active')."</th>";
      echo "<th>".__('Scheduled date', 'fusioninventory')."</th>";
      echo "<th>".__('Periodicity', 'fusioninventory')."</th>";
      echo "<th>".__('Definition', 'fusioninventory')."</td>";
      echo "<th>".__('Action', 'fusioninventory')."</th>";
      echo "</tr>";

      foreach ($a_list as $data) {
         $pfTaskjob->getFromDB($data['id']);
         $pfTask->getFromDB($data['plugin_fusioninventory_tasks_id']);
         echo "<tr class='tab_bg_1'>";
         $link_item = $pfTaskjob->getFormURL();
         $link  = $link_item;
         $link .= (strpos($link, '?') ? '&amp;':'?').'id=' . $pfTaskjob->fields['id'];
         echo "<td><a href='".$link."'>".$pfTaskjob->getNameID(1)."</a></td>";
         echo "<td>".Dropdown::getYesNo($pfTask->fields['is_active'])."</td>";
         echo "<td>".$pfTask->fields['datetime_start']."</td>";
         $a_time = '';
         switch ($pfTask->fields['periodicity_type']) {

            case 'minutes':
               $a_time = $pfTask->fields['periodicity_count']." ".
               strtolower(__('Minute(s)', 'fusioninventory'));
               break;

            case 'hours':
               $a_time = $pfTask->fields['periodicity_count']." ".
                    strtolower(__('hour(s)', 'fusioninventory'));
               break;

            case 'days':
               $a_time = $pfTask->fields['periodicity_count']." ".
                    __('day(s)', 'fusioninventory');
               break;

            case 'months':
               $a_time = $pfTask->fields['periodicity_count']." ".
                    __('months');
               break;

         }
         echo "<td>".$a_time."</td>";
         $a_defs = importArrayFromDB($data['definition']);
         echo "<td>";
         foreach ($a_defs as $datadef) {
            foreach ($datadef as $itemtype=>$items_id) {
               $class = new $itemtype;
               $class->getFromDB($items_id);
               echo $class->getLink(1)." (".$class->getTypeName().")<br/>";
            }
         }
         echo "</td>";
         echo "<td>";
         $a_acts = importArrayFromDB($data['action']);
         foreach ($a_acts as $dataact) {
            foreach ($dataact as $itemtype=>$items_id) {
               $class = new $itemtype();
               $itemname = $class->getTypeName();
               $class->getFromDB($items_id);
               if ($items_id == '.1') {
                  $name = __('Auto managenement dynamic of agents', 'fusioninventory');
               } else if ($items_id == '.2') {
                  $name =  __('Auto managenement dynamic of agents (same subnet)', 'fusioninventory');
               } else {
                  $name = $class->getLink(1);
               }
               echo $name.' ('.$itemname.')<br/>';
            }
         }
         echo "</td>";
         echo "</tr>";
      }
      echo "</table>";
   }


   /**
    * Function used to add item in definition or action of a taskjob
    *    and hide add form
    *    and refresh type list
    *
    * @global array $CFG_GLPI
    * @param string $type
    * @param string $itemtype
    * @param integer $items_id
    * @param integer $taskjobs_id
    */
   function additemtodefatc($type, $itemtype, $items_id, $taskjobs_id) {
      global $CFG_GLPI;

      $this->getFromDB($taskjobs_id);
      $a_type = importArrayFromDB($this->fields[$type]);
      $add = 1;
      foreach ($a_type as $data) {
         foreach ($data as $key=>$val) {
            if ($itemtype == $key AND $items_id == $val) {
               $add = 0;
            }
         }
      }
      if ($add == '1') {
         $a_type[] = [$itemtype => $items_id];
         $input = [];
         $input['id'] = $this->fields['id'];
         $input[$type] = exportArrayToDB($a_type);
         $this->update($input);
      }

      //TODO: Clean add form
      echo "<script type='text/javascript'>
      //document.getElementById('show_".ucfirst($type)."List').innerHTML='&nbsp';

      Ext.get('".$type.$taskjobs_id."').setDisplayed('none');
      </script>";
      // reload item list
      $params = [];
      $params['taskjobs_id'] = $taskjobs_id;
      $params['typename'] = $type;
      echo "<script type='text/javascript'>";
      Ajax::updateItemJsCode("show".$type."list".$taskjobs_id."_",
                                Plugin::getWebDir('fusioninventory')."/ajax/dropdownlist.php",
                                $params);
      echo "</script>";
   }


   /**
    * Function used to delete item in definition or action of a taskjob
    *    and hide add form
    *    and refresh type list
    *
    * @global array $CFG_GLPI
    * @param string $type
    * @param string $items_id
    * @param integer $taskjobs_id
    */
   function deleteitemtodefatc($type, $a_items_id, $taskjobs_id) {
      global $CFG_GLPI;

      $this->getFromDB($taskjobs_id);
      $a_type = importArrayFromDB($this->fields[$type]);
      $split = explode("-", $a_items_id);
      foreach ($split as $key) {
         unset($a_type[$key]);
      }
      $input = [];
      $input['id'] = $this->fields['id'];
      $input[$type] = exportArrayToDB($a_type);
      $this->update($input);

      // reload item list
      $params = [];
      $params['taskjobs_id'] = $taskjobs_id;
      $params['typename'] = $type;
      echo "<script type='text/javascript'>";
      Ajax::updateItemJsCode("show".$type."list".$taskjobs_id."_",
                                Plugin::getWebDir('fusioninventory')."/ajax/dropdownlist.php",
                                $params);
      echo "</script>";
   }


   /**
    * Display + button to add definition or action
    *
    * @global array $CFG_GLPI
    * @param string $name name of the action (here definition or action)
    */
   function plusButton($name) {
      global $CFG_GLPI;

      if ($this->canUpdate()) {
         echo "&nbsp;";
         echo "<img onClick=\"Ext.get('".$name."').setDisplayed('block')\"
                    title=\"".__('Add')."\" alt=\"".__('Add')."\"
                    class='pointer'  src='".$CFG_GLPI["root_doc"]."/pics/add_dropdown.png'>";
      }
   }


   /**
    * Prepare task job
    *
    * @param array $a_taskjob
    * @return string uniqid
    */
   function prepareRunTaskjob($a_taskjob) {

      $itemtype = "PluginFusioninventory".ucfirst($a_taskjob['method']);
      $item = new $itemtype;

      if ($a_taskjob['method'] == 'deployinstall'
              && isset($a_taskjob['definitions_filter'])) {
         $uniqid = $item->prepareRun($a_taskjob['id'], $a_taskjob['definitions_filter']);
      } else {
         $uniqid = $item->prepareRun($a_taskjob['id']);
      }
      return $uniqid;
   }


   static function restartJob($params) {
      $task     = new PluginFusioninventoryTask();
      $job      = new PluginFusioninventoryTaskjob();
      $jobstate = new PluginFusioninventoryTaskjobstate();
      $joblog   = new PluginFusioninventoryTaskjoblog();
      $agent    = new PluginFusioninventoryAgent();

      // get old state
      $jobstate->getFromDB($params['jobstate_id']);

      // prepare new state (copy from old)
      $run = $jobstate->fields;
      unset($run['id']);
      $run['state']  = PluginFusioninventoryTaskjobstate::PREPARED;
      $run['uniqid'] = uniqid();
      if ($run['specificity'] == "") {
         $run['specificity'] = "NULL";
      }

      // add this new state and first log
      if ($run_id = $jobstate->add($run)) {
         $log = [
            'date'    => date("Y-m-d H:i:s"),
            'state'   => PluginFusioninventoryTaskjoblog::TASK_PREPARED,
            'plugin_fusioninventory_taskjobstates_id' => $run_id,
            'comment' => ''
         ];
         if ($joblog->add($log)) {

            //wake up agent (only if task support wakeup)
            $job->getFromDB($jobstate->fields['plugin_fusioninventory_taskjobs_id']);
            $task->getFromDB($job->fields['plugin_fusioninventory_tasks_id']);

            if ($task->fields['wakeup_agent_counter'] > 0
                && $task->fields['wakeup_agent_time'] > 0) {
               $agent->getFromDB($params['agent_id']);
               $agent->wakeUp();
            }
         }
      }
   }


   /**
    * Update method
    *
    * @param string $method
    * @param integer $taskjobs_id
    */
   function updateMethod($method, $taskjobs_id) {

      $a_methods = PluginFusioninventoryStaticmisc::getmethods();
      foreach ($a_methods as $datas) {
         if ($method == $datas['method']) {
            $input = [];
            $input['id'] = $taskjobs_id;
            $input['method'] = $method;
            $input['plugins_id'] = PluginFusioninventoryModule::getModuleId($datas['module']);
            $this->update($input);
         }
      }
   }


   /**
    * Update list of definition and actions
    *
    * @global array $CFG_GLPI
    * @param integer $tasks_id
    */
   function displayList($tasks_id) {
      global $CFG_GLPI;

      $rand = mt_rand();

      echo "<script type=\"text/javascript\">
function edit_subtype(id,el) {

   //remove all border to previous selected item (remove classes)
//   Ext.select('#table_taskjob_'+ _rand +' tr').removeClass('selected');


   var row = null;
   if (el) {
      // get parent row of the selected element
      row = jQuery(el).parents('tr:first')
   }

   if (row) {
      //add border to selected index (add class)
      row.addClass('selected');
//      params['index'] = row.index();
      // change mode to edit
//      params['mode'] = 'edit';
      var arg = 'taskjobs_id=' + id;
   } else {
      var arg = 'tasks_id=' + id;
   }

   //scroll to edit form
//   document.getElementById('th_title_taskjob_' + _rand).scrollIntoView();

   //show and load form
//   $('taskjobs_block' + _rand).setDisplayed('block');
   $('#taskjobs_block').load('../ajax/taskjob_form.php?' + arg);
}

/*
 * Create a new subtype element.
 * This method just override *edit_subtype* with a null element.
 */
function new_subtype(id) {
   edit_subtype(id, null);
}
</script>";

      echo "<table class='tab_cadre_fixe' id='package_order_".$tasks_id."'>";

      echo "<tr>";
      echo "<th id='th_title_taskjob_$rand'>";
      echo "&nbsp;".$this->getTypeName();

      echo "&nbsp;";
      echo "<img id='plus_taskjobs_block{$rand}'";
      echo " onclick=\"new_subtype({$tasks_id})\" ";
      echo  " title='".__('Add')."' alt='".__('Add')."' ";
      echo  " class='pointer' src='".
            $CFG_GLPI["root_doc"]."/pics/add_dropdown.png' /> ";

      echo "</th>";
      echo "</tr>";

      echo "<tr>";
      echo "<td style='vertical-align:top'>";

      /**
       * Display subtype form
       **/
      echo "<form name='additiontaskjob' method='post' ".
         " action='taskjob.form.php'>";
      echo "<input type='hidden' name='orders_id' value='$tasks_id' />";
      echo "<input type='hidden' name='itemtype' value='PluginFusioninventoryDeploy".
         ucfirst('taskjob')."' />";

      echo "<div id='taskjobs_block'></div>";
      Html::closeForm();

      $a_taskjobs = getAllDataFromTable(
              $this->getTable(),
              [
                 'WHERE' => ['plugin_fusioninventory_tasks_id' => $tasks_id],
                 'ORDER' => 'ranking'
              ],
              false);
      echo  "<div id='drag_taskjob_taskjobs'>";
      echo "<table class='tab_cadrehov package_item_list' id='table_taskjob_$rand' style='width: 950px'>";
      $i=0;
      foreach ($a_taskjobs as $data) {
         echo Search::showNewLine(Search::HTML_OUTPUT, ($i%2));
         echo "<td class='control'>";
         Html::showCheckbox(['name'    => 'taskjob_entries[]',
                                  'value'   => $i]);
         echo "</td>";
         echo "<td>";
         echo "<a class='edit' ".
                 "onclick=\"edit_subtype({$data['id']}, this)\">";
         echo $data['name'];
         echo "</a><br />";

         echo "<b>";
         echo __('Definition', 'fusioninventory');
         echo "</b>";
         echo "<ul class='retChecks'>";
         $a_definitions = importArrayFromDB($data['definition']);
         foreach ($a_definitions as $a_definition) {
            foreach ($a_definition as $itemtype=>$items_id) {
               echo "<li>";
               $item = new $itemtype();
               $item->getFromDB($items_id);
               echo $item->getTypeName()." > ";
               echo $item->getLink();
               echo "</li>";
            }
         }
         echo "</ul>";

         echo "<b>";
         echo __('Action', 'fusioninventory');
         echo "</b>";
         echo "<ul class='retChecks'>";
         $a_actions = importArrayFromDB($data['action']);
         foreach ($a_actions as $a_action) {
            foreach ($a_action as $itemtype=>$items_id) {
               echo "<li>";
               $item = new $itemtype();
               $item->getFromDB($items_id);
               echo $item->getTypeName()." > ";
               echo $item->getLink();
               echo "</li>";
            }
         }
         echo "</ul>";

         echo "</td>";
         echo "</td>";
         echo "<td class='rowhandler control' title='".__('drag', 'fusioninventory').
            "'><div class='drag row'></div></td>";
         echo "</tr>";
         $i++;
      }
      echo "<tr><th>";
      echo Html::getCheckAllAsCheckbox("taskjobsList$rand", mt_rand());
      echo "</th><th colspan='3' class='mark'></th></tr>";
      echo "</table>";
      echo "</div>";
      echo "&nbsp;&nbsp;<img src='".$CFG_GLPI["root_doc"]."/pics/arrow-left.png' alt=''>";
      echo "<input type='submit' name='delete' value=\"".
         __('Delete', 'fusioninventory')."\" class='submit'>";

      /**
       * Initialize drag and drop on subtype lists
       **/
      echo "<script type=\"text/javascript\">
      redipsInit('taskjob', 'taskjob', $tasks_id);
</script>";

      echo "</table>";
   }


   /**
    * Get the massive actions for this object
    *
    * @param object|null $checkitem
    * @return array list of actions
    */
   function getSpecificMassiveActions($checkitem = null) {

      $actions = [];
      $actions[__CLASS__.MassiveAction::CLASS_ACTION_SEPARATOR.'task_forceend'] = __('Force the end', 'fusioninventory');
      return $actions;
   }


   /**
    * Execution code for massive action
    *
    * @param object $ma MassiveAction instance
    * @param object $item item on which execute the code
    * @param array $ids list of ID on which execute the code
    */
   static function processMassiveActionsForOneItemtype(MassiveAction $ma, CommonDBTM $item,
                                                       array $ids) {

      $pfTaskjob = new PluginFusioninventoryTaskjob();

      switch ($ma->getAction()) {

         case "plugin_fusioninventory_transfert" :
            foreach ($ids as $key) {
               $pfTaskjob->getFromDB($key);
               $pfTaskjob->forceEnd();

               //set action massive ok for this item
                $ma->itemDone($item->getType(), $key, MassiveAction::ACTION_OK);
            }
            break;

      }
   }


   /**
   * Duplicate all taskjobs for a task to another one
   * @param $source_tasks_id the ID of the task to clone
   * @param $target_task_id the ID of the cloned task
   * @return void
   */
   static function duplicate($source_tasks_id, $target_tasks_id) {
      $pfTaskJob = new self();
      $result    = true;
      $taskjobs  = $pfTaskJob->find(['plugin_fusioninventory_tasks_id' => $source_tasks_id]);
      foreach ($taskjobs as $taskjob) {
         $taskjob['plugin_fusioninventory_tasks_id'] = $target_tasks_id;
         unset($taskjob['id']);
         if (!$pfTaskJob->add($taskjob)) {
            $result = false;
         }
      }
      return $result;
   }
}

Zerion Mini Shell 1.0