<?php

/**
 * FusionInventory
 *
 * Copyright (C) 2010-2016 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 deploy packages.
 *
 * ------------------------------------------------------------------------
 *
 * @package   FusionInventory
 * @author    David Durieux
 * @author Alexandre Delaunay
 * @copyright Copyright (c) 2010-2016 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 directly to this file");
}

/**
 * Manage the deploy packages.
 */
class PluginFusioninventoryDeployPackage extends CommonDBTM {

   /**
    * Initialize the tasks running with this package (updated with overrided getFromDB method)
    *
    * @var array
    */
   public $running_tasks = [];

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

   /**
    * Initialize the users visibility of package for self-service deploy
    *
    * @var array
    */
   protected $users = [];

   /**
    * Initialize the groups visibility of package for self-service deploy
    *
    * @var array
    */
   protected $groups = [];

   /**
    * Initialize the profiles visibility of package for self-service deploy
    *
    * @var array
    */
   protected $profiles = [];

   /**
    * Initialize the entities visibility of package for self-service deploy
    *
    * @var array
    */
   protected $entities = [];


   /**
    * 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 __('Package', 'fusioninventory');
   }


   function getFromDB($ID) {
      $found = parent::getFromDB($ID);

      if ($found) {
         // Get all tasks runnning
         $this->running_tasks =
               PluginFusioninventoryTask::getItemsFromDB(
                  [
                      'is_active'   => true,
                      'is_running'  => true,
                      'targets'     => [__CLASS__ => $this->fields['id']],
                      'by_entities' => false,
                  ]
               );
      }

      return $found;
   }


   /**
    * Have I the right to "update" the object content (package actions)
    *
    * Also call canUpdateItem()
    *
    * @return booleen
   **/
   function canUpdateContent() {
      // check if a task is currenlty runnning with this package
      if (count($this->running_tasks)) {
         return false;
      }

      return parent::canUpdateItem();
   }


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

      $actions = [];
      if (strstr($_SERVER["HTTP_REFERER"], 'deploypackage.import.php')) {
         $actions[__CLASS__.MassiveAction::CLASS_ACTION_SEPARATOR.'import'] = __('Import', 'fusioninventory');
      } else {
         $actions[__CLASS__.MassiveAction::CLASS_ACTION_SEPARATOR.'transfert'] = __('Transfer');
         $actions[__CLASS__.MassiveAction::CLASS_ACTION_SEPARATOR.'export'] = __('Export', 'fusioninventory');
         $actions[__CLASS__.MassiveAction::CLASS_ACTION_SEPARATOR.'duplicate'] = _sx('button', 'Duplicate');
      }

      return $actions;
   }


   /**
    * Define standard massiveaction actions to deny
    *
    * @return array list of actions to deny
    */
   function getForbiddenStandardMassiveAction() {
      $forbidden = parent::getForbiddenStandardMassiveAction();
      if (strstr($_SERVER["HTTP_REFERER"], 'deploypackage.import.php')) {
         $forbidden[] = 'update';
         $forbidden[] = 'add';
         $forbidden[] = 'delete';
         $forbidden[] = 'purge';
      }
      return $forbidden;
   }


   /**
    * Display form related to the massive action selected
    *
    * @param object $ma MassiveAction instance
    * @return boolean
    */
   static function showMassiveActionsSubForm(MassiveAction $ma) {
      switch ($ma->getAction()) {
         case 'transfert':
            Dropdown::show('Entity');
            echo "<br><br>".Html::submit(__('Post'),
                                         ['name' => 'massiveaction']);
            return true;

         case 'duplicate':
            echo Html::submit(_x('button', 'Post'), ['name' => 'massiveaction']);
            return true;
      }
      return parent::showMassiveActionsSubForm($ma);
   }


   /**
    * 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) {

      switch ($ma->getAction()) {

         case 'export' :
            foreach ($ids as $key) {
               if ($item->can($key, UPDATE)) {
                  $item->exportPackage($key);
                  $ma->itemDone($item->getType(), $key, MassiveAction::ACTION_OK);
               }
            }
            break;

         case 'transfert' :
            $pfDeployPackage = new PluginFusioninventoryDeployPackage();
            foreach ($ids as $key) {
               if ($pfDeployPackage->getFromDB($key)) {
                  $input                = [];
                  $input['id']          = $key;
                  $input['entities_id'] = $ma->POST['entities_id'];
                  $pfDeployPackage->update($input);
               }
            }
            break;

         case 'import' :
            foreach ($ids as $key) {
               $item->importPackage($key);
               $ma->itemDone($item->getType(), $key, MassiveAction::ACTION_OK);
            }
            break;

         case 'duplicate':
            $pfPackage = new self();
            foreach ($ids as $key) {
               if ($pfPackage->getFromDB($key)) {
                  if ($pfPackage->duplicate($pfPackage->getID())) {
                     //set action massive ok for this item
                     $ma->itemDone($item->getType(), $key, MassiveAction::ACTION_OK);
                  } else {
                     // KO
                     $ma->itemDone($item->getType(), $key, MassiveAction::ACTION_KO);
                  }
               }
            }
            break;
      }
   }


   /**
    * Define error message if package used in task. This will prevent edit the
    * package
    *
    * @return string
    */
   function getEditErrorMessage() {
      $error_message = "";
      if (count($this->running_tasks) > 0) {
         // Display error message
         $error_message .= "<div class='warning'>";
         $error_message .= "<i class='fa fa-exclamation-triangle fa-3x'></i>";
         $error_message .= "<h3>".__("Modification Denied", 'fusioninventory')."</h3>\n";
         $error_message .= "<h4>".
                              _n(
                                 "The following task is running with this package",
                                 "The following tasks are running with this package",
                                 count($this->running_tasks), 'fusioninventory'
                              ).
                           "</h4>\n";

         foreach ($this->running_tasks as $task) {
            $taskurl =
               PluginFusioninventoryTask::getFormURLWithID($task['task']['id'], true);
            $error_message .= "<a href='$taskurl'>".$task['task']['name']."</a>, ";
         }
         $error_message .= "</div>";
      }
      return $error_message;
   }


   /**
    * Prepare data before add to database
    *
    * @param array $input
    * @return array
    */
   function prepareInputForAdd($input) {
      if (!isset($input['json'])) {
         $input['json'] = json_encode([
             'jobs' => [
                 'checks'           => [],
                 'associatedFiles'  => [],
                 'actions'          => [],
                 'userinteractions' => []
             ],
             'associatedFiles' => []]);
      }

      return parent::prepareInputForAdd($input);
   }


   /**
    * Get search function for the class
    *
    * @return array
    */
   function rawSearchOptions() {
      $tab = [];
      $tab[] = [
         'id' => 'common',
         'name' => __('Characteristics')
      ];

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

      $tab[] = [
         'id'        => '2',
         'table'     => $this->getTable(),
         'field'     => 'id',
         'name'      => __('ID'),
      ];

      $tab[] = [
         'id'        => '16',
         'table'     => $this->getTable(),
         'field'     => 'comment',
         'name'      => __('Comments'),
         'datatype'  => 'text',
      ];

      $tab[] = [
         'id'        => '19',
         'table'     => $this->getTable(),
         'field'     => 'date_mod',
         'name'      => __('Last update'),
         'datatype'  => 'datetime',
      ];

      $tab[] = [
         'id'       => '80',
         'table'    => 'glpi_entities',
         'field'    => 'completename',
         'name'     => Entity::getTypeName(1),
         'datatype' => 'dropdown',
      ];

      $tab[] = [
         'id'        => '86',
         'table'     => $this->getTable(),
         'field'     => 'is_recursive',
         'name'      => __('Child entities'),
         'datatype'  => 'bool',
      ];

      $tab[] = [
         'id'       => '20',
         'table'    => 'glpi_plugin_fusioninventory_deploygroups',
         'field'    => 'name',
         'name'     => __('Enable deploy on demand for the following group', 'fusioninventory'),
         'datatype' => 'dropdown',
      ];

      return $tab;
   }


   /**
    * Get all packages in json format
    *
    * @return json
    */
   function getAllDatas() {
      global $DB;

      $sql = " SELECT id, name
               FROM `".$this->getTable()."`
               ORDER BY name";
      $res  = $DB->query($sql);
      $nb   = $DB->numrows($res);
      $json = [];
      $i    = 0;
      while ($row = $DB->fetchAssoc($res)) {
         $json['packages'][$i]['package_id'] = $row['id'];
         $json['packages'][$i]['package_name'] = $row['name'];
         $i++;
      }
      $json['results'] = $nb;
      return json_encode($json);
   }


   /**
    * Clean orders after delete the package
    *
    */
   function post_deleteFromDB() {
      $pfDeployFile = new PluginFusioninventoryDeployFile();
      // remove file in repo
      $json = json_decode($this->fields['json'], true);
      if (is_null($json)) {
         return;
      }
      foreach ($json['associatedFiles'] as $sha512 => $file) {
         $pfDeployFile->removeFileInRepo($sha512);
      }
   }


   /**
    * Display the menu / list of packages
    *
    * @param array $options
    */
   function showMenu($options = []) {

      $this->displaylist  = false;
      $this->fields['id'] = -1;
      $this->showList();
   }


   /**
    * Display list of packages
    */
   function showList() {
      Search::show('PluginFusioninventoryDeployPackage');
   }


   /**
    * Define tabs to display on form page
    *
    * @param array $options
    * @return array containing the tabs name
    */
   function defineTabs($options = []) {
      $ong = [];
      $this->addDefaultFormTab($ong);
      $this->addStandardTab(__CLASS__, $ong, $options);
      $ong['no_all_tab'] = true;
      return $ong;
   }


   /**
    * Display form
    *
    * @param integer $ID
    * @param array $options
    * @return true
    */
   function showForm($ID, $options = []) {
      $this->initForm($ID, $options);
      $this->showFormHeader($options);
      //Add redips_clone element before displaying tabs
      //If we don't do this, dragged element won't be visible on the other tab not displayed at
      //first (for reminder, GLPI tabs are displayed dynamically on-demand)
      echo "<div id='redips_clone'></div>";
      echo "<tr class='tab_bg_1'>";
      echo "<td>".__('Name')."&nbsp;:</td>";
      echo "<td>";
      Html::autocompletionTextField($this, 'name', ['size' => 40]);
      echo "</td>";

      echo "<td>".__('Comments')."&nbsp;:</td>";
      echo "<td>";
      echo "<textarea cols='40' rows='2' name='comment' >".$this->fields["comment"]."</textarea>";
      echo "</td>";
      echo "</tr>";

      echo "<tr class='tab_bg_1'>";
      echo "<td>".__('Enable deploy on demand for the following group', 'fusioninventory')."&nbsp;:</td>";
      echo "<td>";
      PluginFusioninventoryDeployGroup::dropdown(['value' => $this->fields["plugin_fusioninventory_deploygroups_id"]]);
      echo "</td>";

      echo "<td colspan='2'></td>";
      echo "</tr>";

      $this->showFormButtons($options);
      return true;
   }


   /**
    * Display order type form
    *
    * @global array $CFG_GLPI
    */
   function displayOrderTypeForm() {
      global $CFG_GLPI;

      $subtypes = [
         'check'           => __("Audits", 'fusioninventory'),
         'file'            => __("Files", 'fusioninventory'),
         'action'          => __("Actions", 'fusioninventory'),
         'userinteraction' => __("User interactions", 'fusioninventory')
      ];
      $json_subtypes = [
         'check'           => 'checks',
         'file'            => 'associatedFiles',
         'action'          => 'actions',
         'userinteraction' => 'userinteractions'
      ];

      $rand  = mt_rand();
      $datas = json_decode($this->fields['json'], true);

      echo "<table class='tab_cadre_fixe' id='package_order_".$this->getID()."'>";

      // Display an error if the package modification is not possible
      $canedit   = $this->canUpdateContent();
      $error_msg = $this->getEditErrorMessage();
      if (!empty($error_msg)) {
         echo "<tr><td>$error_msg</td></tr>";
      }

      // Display the lists of each subtypes of a package
      foreach ($subtypes as $subtype => $label) {
         echo "<tr>";
         echo "<th id='th_title_{$subtype}_$rand'>";
         echo "<img src='".Plugin::getWebDir('fusioninventory')."/pics/$subtype.png' />";
         echo "&nbsp;".__($label, 'fusioninventory');
         if ($canedit) {
            $this->plusButtonSubtype($this->getID(), $subtype, $rand);
         }
         echo "</th>";
         echo "</tr>";

         /**
          * File's form must be encoded as multipart/form-data
          **/
         $multipart = "";
         if ($subtype == "file") {
            $multipart = "enctype='multipart/form-data'";
         }
         echo "<tr>";
         echo "<td style='vertical-align:top'>";

         /**
          * Display subtype form
          **/
         echo "<form name='addition$subtype' method='post' ".$multipart.
            " action='deploypackage.form.php'>";
         echo "<input type='hidden' name='id' value='".$this->getID()."' />";
         echo "<input type='hidden' name='itemtype' value='PluginFusioninventoryDeploy".
            ucfirst($subtype)."' />";

         $classname = "PluginFusioninventoryDeploy".ucfirst($subtype);
         $class     = new $classname();
         $class->displayForm($this, $datas, $rand, "init");
         Html::closeForm();

         $json_subtype = $json_subtypes[$subtype];
         /**
          * Display stored actions datas
          **/
         if (isset($datas['jobs'][$json_subtype])
               && !empty($datas['jobs'][$json_subtype])) {
            echo  "<div id='drag_deploypackage_". $subtype . "s'>";
            echo  "<form name='remove" . $subtype. "s' ".
                  "method='post' action='deploypackage.form.php' ".
                  "id='" . $subtype . "sList" . $rand . "'>";
            echo Html::hidden('remove_item');
            echo Html::hidden('itemtype', ['value' => $classname]);
            echo Html::hidden('packages_id', ['value' => $this->getID()]);
            $class->displayList($this, $datas, $rand);
            Html::closeForm();
            echo "</div>";
         }

         /**
          * Initialize drag and drop on subtype lists
          **/
         echo "<script type='text/javascript'>";
         echo "redipsInit('deploypackage', '$subtype', '".$this->getID()."');";
         echo "</script>";
         echo "</td>";
         echo "</tr>";
      }

      echo "</table>";
   }


   /**
    * Manage + button (audits, files, actions)
    *
    * @global array $CFG_GLPI
    * @param integer $id id of the package
    * @param string $subtype name of subtype (audits, files, actions)
    * @param string $rand random string for js to prevent collisions
    */
   function plusButtonSubtype($id, $subtype, $rand) {
      global $CFG_GLPI;

      if ($this->can($id, UPDATE)) {
         echo "&nbsp;";
         echo "<img id='plus_{$subtype}s_block{$rand}'";
         echo " onclick=\"new_subtype('{$subtype}', {$id}, {$rand})\" ";
         echo  " title='".__('Add')."' alt='".__('Add')."' ";
         echo  " class='pointer' src='".
               $CFG_GLPI["root_doc"].
               "/pics/add_dropdown.png' /> ";
      }
   }


   /**
    * Plus button used to add an element
    *
    * @global array $CFG_GLPI
    * @param string $dom_id
    * @param boolean $clone
    */
   static function plusButton($dom_id, $clone = false) {
      global $CFG_GLPI;

      echo  "&nbsp;";
      echo  "<img id='plus_$dom_id' ";
      if ($clone !== false) {
         echo " onClick=\"plusbutton('$dom_id', '$clone')\" ";
      } else {
         echo " onClick=\"plusbutton('$dom_id')\" ";
      }
      echo " title='".__('Add')."' alt='".__('Add')."' ";
      echo " class='pointer' src='".$CFG_GLPI["root_doc"].
              "/pics/add_dropdown.png'> ";
   }


   /**
    * When user is in DEBUG mode, we display the json
    *
    * @global array $CFG_GLPI
    */
   function showDebug() {
      global $CFG_GLPI;

      echo "<table class='tab_cadre_fixe'>";
      echo "<tr><th>".__('JSON package representation', 'fusioninventory')."</th></tr>";
      echo "<tr><td>";
      echo "<textarea cols='132' rows='50' style='border:1' name='json'>";
      echo PluginFusioninventoryToolbox::formatJson($this->fields['json']);
      echo "</textarea></td></tr>";
      echo "</table>";
   }


   /**
    * Update the json structure
    *
    * @param string $action_type type of action
    * @param array $params data used to update the json
    */
   static function alterJSON($action_type, $params) {
      //route to sub class
      $item_type = $params['itemtype'];

      if (in_array($item_type, [
                                 'PluginFusioninventoryDeployCheck',
                                 'PluginFusioninventoryDeployFile',
                                 'PluginFusioninventoryDeployAction',
                                 'PluginFusioninventoryDeployUserinteraction'
                              ])) {
         $class = new $item_type();
         switch ($action_type) {

            case "add_item" :
               return $class->add_item($params);
               break;

            case "save_item" :
               return $class->save_item($params);
               break;

            case "remove_item" :
               return $class->remove_item($params);
               break;

            case "move_item" :
               return $class->move_item($params);
               break;

         }
      } else {
         Toolbox::logDebug("package subtype not found : " . $params['itemtype']);
         Html::displayErrorAndDie ("package subtype not found");
      }
   }


   /**
    * Export the package (information, actions, files...)
    *
    * @param integer $packages_id id of the package to export
    */
   function exportPackage($packages_id) {
      $this->getFromDB($packages_id);
      if (empty($this->fields['uuid'])) {
         $input = [
             'id'   => $this->fields['id'],
             'uuid' => Rule::getUuid()
         ];
         $this->update($input);
      }

      $pfDeployFile  = new PluginFusioninventoryDeployFile();

      // Generate JSON
      $input = $this->fields;
      unset($input['id']);
      $a_xml = [
          'package'    => $input,
          'files'      => [],
          'manifests'  => [],
          'repository' => [],
          'orders'     => [['json' => $this->fields['json']]],
      ];
      $json = json_decode($this->fields['json'], true);
      $a_files = $json['associatedFiles'];

      // Add files
      foreach ($a_files as $files_id=>$data) {
         $a_pkgfiles = current($pfDeployFile->find(['sha512' => $files_id], [], 1));
         if (count($a_pkgfiles) > 0) {
            unset($a_pkgfiles['id']);
            $a_xml['files'][] = $a_pkgfiles;
         }
      }

      // Create zip with JSON and files
      $name = preg_replace("/[^a-zA-Z0-9]/", '', $this->fields['name']);
      $filename = GLPI_PLUGIN_DOC_DIR."/fusioninventory/files/export/".$this->fields['uuid'].".".$name.".zip";
      if (file_exists($filename)) {
         unlink($filename);
      }

      $zip = new ZipArchive();
      if ($zip->open($filename) == true) {
         if ($zip->open($filename, ZipArchive::CREATE) == true) {
            $zip->addEmptyDir('files');
            $zip->addEmptyDir('files/manifests');
            $zip->addEmptyDir('files/repository');
            $pfDeployFile = new PluginFusioninventoryDeployFile();
            foreach ($a_files as $hash=>$data) {
               $sha512 = trim(file_get_contents(PLUGIN_FUSIONINVENTORY_MANIFESTS_DIR.$hash));
               $zip->addFile(PLUGIN_FUSIONINVENTORY_MANIFESTS_DIR.$hash, "files/manifests/".$hash);
               $a_xml['manifests'][] = $hash;
               $file = $pfDeployFile->getDirBySha512($sha512).
                       "/".$sha512;
               $zip->addFile(GLPI_PLUGIN_DOC_DIR."/fusioninventory/files/repository/".$file, "files/repository/".$file);
               $a_xml['repository'][] = $file;
            }
            $json_string = json_encode($a_xml);
            $zip->addFromString('information.json', $json_string);
         }
         $zip->close();
         Session::addMessageAfterRedirect(__("Package exported in", "fusioninventory")." ".GLPI_PLUGIN_DOC_DIR."/fusioninventory/files/export/".$this->fields['uuid'].".".$name.".zip");
      }
   }


   /**
    * Import the package
    *
    * @param string $zipfile the zip file with all data inside
    */
   function importPackage($zipfile) {

      $zip           = new ZipArchive();
      $pfDeployFile  = new PluginFusioninventoryDeployFile();

      $filename = GLPI_PLUGIN_DOC_DIR."/fusioninventory/files/import/".$zipfile;

      $extract_folder = GLPI_PLUGIN_DOC_DIR."/fusioninventory/files/import/".$zipfile.".extract";

      if ($zip->open($filename, ZipArchive::CREATE) == true) {
         $zip->extractTo($extract_folder);
         $zip->close();
      }
      $json_string = file_get_contents($extract_folder."/information.json");

      $a_info = json_decode($json_string, true);

      // Find package with this uuid
      $a_packages = $this->find(['uuid' => $a_info['package']['uuid']]);
      if (count($a_packages) == 0) {
         // Create it
         $_SESSION['tmp_clone_package'] = true;
         $this->add($a_info['package']);
         foreach ($a_info['files'] as $input) {
            $pfDeployFile->add($input);
         }
      }
      // Copy files
      foreach ($a_info['manifests'] as $manifest) {
         rename($extract_folder."/files/manifests/".$manifest, PLUGIN_FUSIONINVENTORY_MANIFESTS_DIR.$manifest);
      }
      foreach ($a_info['repository'] as $repository) {
         $split = explode('/', $repository);
         array_pop($split);
         $folder = '';
         foreach ($split as $dir) {
            $folder .= '/'.$dir;
            if (!file_exists(GLPI_PLUGIN_DOC_DIR."/fusioninventory/files/repository".$folder)) {
               mkdir(GLPI_PLUGIN_DOC_DIR."/fusioninventory/files/repository".$folder);
            }
         }
         rename($extract_folder."/files/repository/".$repository, GLPI_PLUGIN_DOC_DIR."/fusioninventory/files/repository/".$repository);
      }
   }


   /**
    * Display list of packages to import
    */
   function listPackagesToImport() {

      $rand = mt_rand();

      echo "<div class='spaced'>";
      Html::openMassiveActionsForm('mass'.__CLASS__.$rand);

      $massiveactionparams = ['container' => 'mass'.__CLASS__.$rand];
      Html::showMassiveActions($massiveactionparams);
      echo "<table class='tab_cadre_fixe'>";
      echo "<tr class='tab_bg_1'>";
      echo "<th colspan='5'>";
      echo __('Packages to import', 'fusioninventory');
      echo "</th>";
      echo "</tr>";

      echo "<tr class='tab_bg_1'>";
      echo "<th width='10'>".Html::getCheckAllAsCheckbox('mass'.__CLASS__.$rand)."</th>";
      echo "<th>";
      echo __('Name');
      echo "</th>";
      echo "<th>";
      echo __('uuid');
      echo "</th>";
      echo "<th>";
      echo __('Package to update');
      echo "</th>";
      echo "</tr>";

      foreach (glob(GLPI_PLUGIN_DOC_DIR."/fusioninventory/files/import/*.zip") as $file) {
         echo "<tr class='tab_bg_1'>";
         $file = str_replace(GLPI_PLUGIN_DOC_DIR."/fusioninventory/files/import/", "", $file);
         $split = explode('.', $file);
         echo "<td>";
         Html::showMassiveActionCheckBox(__CLASS__, $file);
         echo "</td>";
         echo "<td>";
         echo $split[2];
         echo "</td>";
         echo "<td>";
         echo $split[0].".".$split[1];
         echo "</td>";
         echo "<td>";
         $a_packages = current($this->find(['uuid' => $split[0].".".$split[1]], [], 1));
         if (count($a_packages) > 1) {
            $this->getFromDB($a_packages['id']);
            echo $this->getLink();
         }
         echo "</td>";
         echo "</tr>";
      }
      echo "</table>";
      $massiveactionparams['ontop'] =false;
      Html::showMassiveActions($massiveactionparams);
      echo "</div>";
   }


   /**
    * Get a sub element at index
    *
    * @param string $subtype
    * @param integer $index
    * @return string
    */
   function getSubElement($subtype, $index) {
      $data_o = json_decode($this->fields['json'], true);
      return $data_o['jobs'][$subtype][$index];
   }


   /**
    * Get Order's associated file by hash
    *
    * @param string $hash
    * @return null|string
    */
   function getAssociatedFile($hash) {
      $data_o = json_decode($this->fields['json'], true);

      if (array_key_exists( $hash, $data_o['associatedFiles'])) {
         return $data_o['associatedFiles'][$hash];
      }
      return null;
   }


   /**
    * Get the json
    *
    * @param integer $packages_id id of the order
    * @return boolean|string the string is in json format
    */
   static function getJson($packages_id) {
      $pfDeployPackage = new self;
      $pfDeployPackage->getFromDB($packages_id);
      if (!empty($pfDeployPackage->fields['json'])) {
         return $pfDeployPackage->fields['json'];
      } else {
         return false;
      }
   }


   /**
    * Update the order json
    *
    * @param integer $packages_id
    * @param array $datas
    * @return integer error number
    */
   static function updateOrderJson($packages_id, $datas) {
      $pfDeployPackage = new self;
      $options = JSON_UNESCAPED_SLASHES;

      $json = json_encode($datas, $options);

      $json_error_consts = [
         JSON_ERROR_NONE           => "JSON_ERROR_NONE",
         JSON_ERROR_DEPTH          => "JSON_ERROR_DEPTH",
         JSON_ERROR_STATE_MISMATCH => "JSON_ERROR_STATE_MISMATCH",
         JSON_ERROR_CTRL_CHAR      => "JSON_ERROR_CTRL_CHAR",
         JSON_ERROR_SYNTAX         => "JSON_ERROR_SYNTAX",
         JSON_ERROR_UTF8           => "JSON_ERROR_UTF8"
      ];

      $error_json = json_last_error();

      if (version_compare(PHP_VERSION, '5.5.0', "ge")) {
         $error_json_message = json_last_error_msg();
      } else {
         $error_json_message = "";
      }
      $error = 0;
      if ($error_json != JSON_ERROR_NONE) {
         $error_msg = $json_error_consts[$error_json];
         Session::addMessageAfterRedirect(
            __("The modified JSON contained a syntax error :", "fusioninventory") . "<br/>" .
            $error_msg . "<br/>". $error_json_message, false, ERROR, false
         );
         $error = 1;
      } else {
         $error = $pfDeployPackage->update(
            [
               'id'   => $packages_id,
               'json' => Toolbox::addslashes_deep($json)
            ]
         );
      }
      return $error;
   }


   /**
    * Get the tab name used for item
    *
    * @param object $item the item object
    * @param integer $withtemplate 1 if is a template form
    * @return string name of the tab
    */
   function getTabNameForItem(CommonGLPI $item, $withtemplate = 0) {

      if (!$withtemplate) {
         switch ($item->getType()) {

            case __CLASS__ :
               if ($item->canUpdateItem()) {
                  $tabs = [];
                  if ($item->fields['id'] > 0) {
                     $tabs[1] = __('Package actions', 'fusioninventory');
                  }
                  if ($item->fields['plugin_fusioninventory_deploygroups_id'] > 0) {
                     if ($_SESSION['glpishow_count_on_tabs']) {
                        $nb = $item->countVisibilities();
                        $tabs[2] = self::createTabEntry(_n('Target for deploy on demand',
                                                      'Targets for deploy on demand',
                                                      $nb, 'fusioninventory'),
                                                      $nb);
                     } else {
                        $tabs[2] = _n('Target for deploy on demand',
                                 'Targets for deploy on demand', 2,
                                 'fusioninventory');
                     }
                  }
                  return $tabs;
               }

            case 'Computer':
               if (Session::haveRight("plugin_fusioninventory_selfpackage", READ)
                  && PluginFusioninventoryToolbox::isAFusionInventoryDevice($item)
                     && self::isDeployEnabled($item->fields['id'])) {
                  return __('Package deploy', 'fusioninventory');
               }
         }
      }
      return '';
   }


   /**
    * Display the content of the tab
    *
    * @param object $item
    * @param integer $tabnum number of the tab to display
    * @param integer $withtemplate 1 if is a template form
    * @return boolean
    */
   static function displayTabContentForItem(CommonGLPI $item, $tabnum = 1, $withtemplate = 0) {

      if ($item->getType() == __CLASS__) {
         if ($tabnum == 2) {
            $item->showVisibility();
            return true;
         } else if ($tabnum == 1) {
            $item->displayOrderTypeForm();
            return true;
         }
      } else if ($item->getType() == 'Computer') {
         $package = new self();
         $package->showPackageForMe($_SESSION['glpiID'], $item);
         return true;
      }
      return false;
   }


   /**
    * Count number elements for the visibility
    *
    * @return integer
    */
   function countVisibilities() {
      return (count($this->entities)
              + count($this->users)
              + count($this->groups)
              + count($this->profiles));
   }


   /**
    * Display the visibility, so who can read. write...
    *
    * @global array $CFG_GLPI
    * @return true
    */
   function showVisibility() {
      global $CFG_GLPI;

      $ID      = $this->fields['id'];
      $canedit = $this->can($ID, UPDATE);

      echo "<div class='center'>";

      $rand = mt_rand();
      $nb   = count($this->users) + count($this->groups) + count($this->profiles)
              + count($this->entities);

      if ($canedit) {
         echo "<div class='firstbloc'>";
         echo "<form name='deploypackagevisibility_form$rand' id='deploypackagevisibility_form$rand' ";
         echo " method='post' action='".Toolbox::getItemTypeFormURL('PluginFusioninventoryDeployPackage')."'>";
         echo "<input type='hidden' name='plugin_fusioninventory_deploypackages_id' value='$ID'>";
         echo "<table class='tab_cadre_fixe'>";
         echo "<tr class='tab_bg_1'><th colspan='4'>".__('Add a target for self-service', 'fusioninventory')."</th></tr>";
         echo "<tr class='tab_bg_2'><td width='100px'>";

         $types = ['Entity', 'Group', 'Profile', 'User'];

         $addrand = Dropdown::showItemTypes('_type', $types);
         $params  = ['type'  => '__VALUE__',
                          'right' => 'plugin_fusioninventory_selfpackage'];

         Ajax::updateItemOnSelectEvent("dropdown__type".$addrand, "visibility$rand",
                                       $CFG_GLPI["root_doc"]."/ajax/visibility.php",
                                       $params);

         echo "</td>";
         echo "<td><span id='visibility$rand'></span>";
         echo "</td></tr>";
         echo "</table>";
         Html::closeForm();
         echo "</div>";
      }

      echo "<div class='spaced'>";
      if ($canedit && $nb) {
         Html::openMassiveActionsForm('mass'.__CLASS__.$rand);
         $massiveactionparams
            = ['num_displayed'
                        => $nb,
                    'container'
                        => 'mass'.__CLASS__.$rand,
                    'specific_actions'
                         => ['delete' => _x('button', 'Delete permanently')] ];
         Html::showMassiveActions($massiveactionparams);
      }
      echo "<table class='tab_cadre_fixehov'>";
      $header_begin  = "<tr>";
      $header_top    = '';
      $header_bottom = '';
      $header_end    = '';
      if ($canedit && $nb) {
         $header_begin  .= "<th width='10'>";
         $header_top    .= Html::getCheckAllAsCheckbox('mass'.__CLASS__.$rand);
         $header_bottom .= Html::getCheckAllAsCheckbox('mass'.__CLASS__.$rand);
         $header_end    .= "</th>";
      }
      $header_end .= "<th>".__('Type')."</th>";
      $header_end .= "<th>"._n('Recipient', 'Recipients', Session::getPluralNumber())."</th>";
      $header_end .= "</tr>";
      echo $header_begin.$header_top.$header_end;

      // Users
      if (count($this->users)) {
         foreach ($this->users as $key => $val) {
            foreach ($val as $data) {
               echo "<tr class='tab_bg_1'>";
               if ($canedit) {
                  echo "<td>";
                  Html::showMassiveActionCheckBox('PluginFusioninventoryDeployPackage_User', $data["id"]);
                  echo "</td>";
               }
               echo "<td>".__('User')."</td>";
               echo "<td>".getUserName($data['users_id'])."</td>";
               echo "</tr>";
            }
         }
      }

      // Groups
      if (count($this->groups)) {
         foreach ($this->groups as $key => $val) {
            foreach ($val as $data) {
               echo "<tr class='tab_bg_1'>";
               if ($canedit) {
                  echo "<td>";
                  Html::showMassiveActionCheckBox('PluginFusioninventoryDeployPackage_Group', $data["id"]);
                  echo "</td>";
               }
               echo "<td>".__('Group')."</td>";
               echo "<td>";
               $names     = Dropdown::getDropdownName('glpi_groups', $data['groups_id'], 1);
               $groupname = sprintf(__('%1$s %2$s'), $names["name"],
                                    Html::showToolTip($names["comment"], ['display' => false]));
               if ($data['entities_id'] >= 0) {
                  $groupname = sprintf(__('%1$s / %2$s'), $groupname,
                                       Dropdown::getDropdownName('glpi_entities',
                                                                 $data['entities_id']));
                  if ($data['is_recursive']) {
                     $groupname = sprintf(__('%1$s %2$s'), $groupname,
                                          "<span class='b'>(".__('R').")</span>");
                  }
               }
               echo $groupname;
               echo "</td>";
               echo "</tr>";
            }
         }
      }

      // Entity
      if (count($this->entities)) {
         foreach ($this->entities as $key => $val) {
            foreach ($val as $data) {
               echo "<tr class='tab_bg_1'>";
               if ($canedit) {
                  echo "<td>";
                  Html::showMassiveActionCheckBox('PluginFusioninventoryDeployPackage_Entity', $data["id"]);
                  echo "</td>";
               }
               echo "<td>".Entity::getTypeName(1)."</td>";
               echo "<td>";
               $names      = Dropdown::getDropdownName('glpi_entities', $data['entities_id'], 1);
               $entityname = sprintf(__('%1$s %2$s'), $names["name"],
                                    Html::showToolTip($names["comment"], ['display' => false]));
               if ($data['is_recursive']) {
                  $entityname = sprintf(__('%1$s %2$s'), $entityname,
                                        "<span class='b'>(".__('R').")</span>");
               }
               echo $entityname;
               echo "</td>";
               echo "</tr>";
            }
         }
      }

      // Profiles
      if (count($this->profiles)) {
         foreach ($this->profiles as $key => $val) {
            foreach ($val as $data) {
               echo "<tr class='tab_bg_1'>";
               if ($canedit) {
                  echo "<td>";
                  Html::showMassiveActionCheckBox('PluginFusioninventoryDeployPackage_Profile', $data["id"]);
                  echo "</td>";
               }
               echo "<td>"._n('Profile', 'Profiles', 1)."</td>";
               echo "<td>";
               $names       = Dropdown::getDropdownName('glpi_profiles', $data['profiles_id'], 1);
               $profilename = sprintf(__('%1$s %2$s'), $names["name"],
                                    Html::showToolTip($names["comment"], ['display' => false]));
               if ($data['entities_id'] >= 0) {
                  $profilename = sprintf(__('%1$s / %2$s'), $profilename,
                                       Dropdown::getDropdownName('glpi_entities',
                                                                 $data['entities_id']));
                  if ($data['is_recursive']) {
                     $profilename = sprintf(__('%1$s %2$s'), $profilename,
                                        "<span class='b'>(".__('R').")</span>");
                  }
               }
               echo $profilename;
               echo "</td>";
               echo "</tr>";
            }
         }
      }
      if ($nb) {
         echo $header_begin.$header_bottom.$header_end;
      }

      echo "</table>";
      if ($canedit && $nb) {
         $massiveactionparams['ontop'] =false;
         Html::showMassiveActions($massiveactionparams);
         Html::closeForm();
      }

      echo "</div>";

      return true;
   }


   /**
    * Fill internal variable with visibility elements when load package
    * information from database
    */
   function post_getFromDB() {
      // Users
      $this->users    = PluginFusioninventoryDeployPackage_User::getUsers($this->fields['id']);

      // Entities
      $this->entities = PluginFusioninventoryDeployPackage_Entity::getEntities($this->fields['id']);

      // Group / entities
      $this->groups   = PluginFusioninventoryDeployPackage_Group::getGroups($this->fields['id']);

      // Profile / entities
      $this->profiles = PluginFusioninventoryDeployPackage_Profile::getProfiles($this->fields['id']);
   }


   /**
   * Get all available states for a package
   * @return an array of states and their labels
   */
   static function getPackageDeploymentStates() {
      return [
              'agents_notdone'   => __('Not done yet', 'fusioninventory'),
              'agents_error'     => __('In error', 'fusioninventory'),
              'agents_success'   => __('Successful', 'fusioninventory'),
              'agents_running'   => __('Running', 'fusioninventory'),
              'agents_prepared'  => __('Prepared', 'fusioninventory'),
              'agents_cancelled' => __('Cancelled', 'fusioninventory')             ];
   }


   /**
   * Get a label for a state
   * @param state the state
   * @return the label associated to a state
   */
   static function getDeploymentLabelForAState($state) {
      $states = self::getPackageDeploymentStates();
      if (isset($states[$state])) {
         return $states[$state];
      } else {
         return '';
      }
   }


   /**
    * Display a form with a list of packages and their state, that a user
    * has request to install on it's computer
    *
    * @param integer $users_id id of the user
    * @param $item source item (maybe a User or a computer)
    */
   function showPackageForMe($users_id, $item = false) {
      global $CFG_GLPI;

      $computer     = new Computer();
      $self_service = !($_SESSION['glpiactiveprofile']['interface'] == 'central');
      if (!$self_service) {
         $computers_id = false;
         if ($item && $item instanceof Computer) {
            $computers_id = $item->getID();
         }
         $my_packages = $this->getPackageForMe(false, $computers_id);
      } else {
         $my_packages = $this->getPackageForMe($users_id);
      }

      // check current interface
      $is_tech = isset($_SESSION['glpiactiveprofile']['interface'])
                  && $_SESSION['glpiactiveprofile']['interface'] == "central";

      // retrieve state name
      $joblogs_labels = PluginFusioninventoryTaskjoblog::dropdownStateValues();

      // Display for each computer, list of packages you can deploy
      $url = Plugin::getWebDir('fusioninventory');
      echo "<form name='onetimedeploy_form' id='onetimedeploy_form'
             method='POST'
             action='$url/front/deploypackage.public.php'
             enctype=\"multipart/form-data\">";

      echo "<table class='tab_cadre_fixe'>";
      foreach ($my_packages as $computers_id => $data) {

         $package_to_install = [];
         $computer->getFromDB($computers_id);
         echo "<tr>";
         echo "<th><img src='$url/pics/computer_icon.png'/> "
            .__('Computer', 'Computers', 1)." <i>"
            .$computer->fields['name']."</i></th>";
         echo "</tr>";

         if (count($data)) {
            echo "<tr class='tab_bg_1'>";
            echo "<td>";
            echo '<div class="target_block">';
            echo '<div class="target_details">';
            echo '<div class="target_stats">';
            foreach ($data as $packages_id => $package_info) {
               if (isset($package_info['taskjobs_id'])) {
                  $taskjob_id = $package_info['taskjobs_id'];
                  echo "<div class='counter_block ".$package_info['last_taskjobstate']['state']."'
                             id='block_$taskjob_id'>";
                  // display deploy informations
                  echo "<table>";
                  echo "<tr>";
                  echo "<td style='min-width: 600px'>";

                  // add a toggle control
                  if ($is_tech) {
                     echo "<a class='toggle_run'
                              href='#'
                              id='toggle_run_$taskjob_id'>";
                     echo $package_info['name'];
                     echo "</a>";
                  } else {
                     echo $package_info['name'];
                  }
                  echo "</td>";
                  echo "<td style='width: 200px'>";
                  echo Html::convDateTime($package_info['last_taskjobstate']['date']);
                  echo "</td>";
                  echo "<td style='width: 200px'>";
                  echo self::getDeploymentLabelForAState($package_info['last_taskjobstate']['state']);
                  echo "</td>";
                  echo "</tr>";
                  echo "</table>";

                  if ($is_tech) {
                     // display also last log (folded)
                     echo "<div class='agent_block'
                                id='run_$taskjob_id'
                                style='display:none;'>";

                     echo "<div class='buttons'>";

                     // if job is in error, suggest restart
                     if (in_array($package_info['last_taskjobstate']['state'],
                                  ["agents_error", "agents_success"])) {
                        echo "<a class='restart btn'
                                 href='#'
                                 title='".__("Restart job", 'fusioninventory')."'
                                 id='restart_run_$taskjob_id'>
                              <i class='fa fa-bolt'></i></a>";
                     }

                     // if job has not started, user can cancel it
                     if ($package_info['last_taskjobstate']['state'] == "agents_prepared") {
                        echo "<a class='cancel btn'
                                 href='#'
                                 title='".__("Cancel job", 'fusioninventory')."'
                                 id='cancel_run_$taskjob_id'>
                              <i class='fa fa-stop'></i></a>";
                     }

                     // permits to "soft" refresh
                     echo "<a href='#'
                              title='".__("refresh job", 'fusioninventory')."'
                              class='btn'
                              id='refresh_run_$taskjob_id'>
                              <i class='fa fa-refresh fa-fx'></i></a>";

                     echo "</div>"; // .buttons

                     // log list
                     echo "<table class='runs' id='runs_$taskjob_id'>";
                     foreach ($package_info['last_taskjobstate']['logs'] as $log) {
                        echo "<tr class='run log'>";
                        echo "<td>".$log['log.f_date']."</td>";
                        echo "<td>".$joblogs_labels[$log['log.state']]."</td>";
                        echo "<td>".$log['log.comment']."</td>";
                        echo "</tr>";
                     }
                     echo "</table>"; // .runs
                     echo '</div>'; // .agent_block
                  }

                  echo '</div>'; // .counter_block

                  // js controls (toggle, restart)
                  echo Html::scriptBlock("$(function() {
                     var logstatuses_names = ".json_encode($joblogs_labels).";

                     $('#toggle_run_$taskjob_id').click(function(event){
                        event.preventDefault();
                        $('#run_$taskjob_id').toggle();
                        $(this).toggleClass('expand')
                               .parent('td')
                               .nextAll('td').toggle();

                     });

                     $('#cancel_run_$taskjob_id').click(function(event){
                        event.preventDefault();
                        $.ajax({
                           url: '".$url."/ajax/cancel_job.php',
                           data: {
                              'jobstate_id': ".$package_info['last_taskjobstate']['id'].",
                              'agent_id':    ".$package_info['agent_id']."
                           },
                           complete: function() {
                              document.location.reload();
                           }
                        });
                     });

                     $('#restart_run_$taskjob_id').click(function(event){
                        event.preventDefault();
                        $.ajax({
                           url: '".$url."/ajax/restart_job.php',
                           data: {
                              'jobstate_id': ".$package_info['last_taskjobstate']['id'].",
                              'agent_id':    ".$package_info['agent_id']."
                           },
                           complete: function() {
                              document.location.reload();
                           }
                        });
                     });

                     $('#refresh_run_$taskjob_id i').click(function() {
                        var fa = $(this);
                        fa.addClass('fa-spin fa-spinner')
                          .removeClass('fa-refresh');
                        $.ajax({
                           url: '".$url."/ajax/jobstates_logs.php',
                           data: {
                              'id': ".$package_info['last_taskjobstate']['id'].",
                              'last_date': '2999-01-01 00:00:00' // force a future date
                           },
                           success: function(data){
                              // no data -> reload tab
                              if (typeof data.logs == 'undefined') {
                                 reloadTab();
                                 return;
                              }

                              if (data.logs.length) {
                                 // remove old data
                                 $('#runs_$taskjob_id').empty();

                                 $.each(data.logs, function( index, log ) {
                                    $('#runs_$taskjob_id').append(
                                       '<tr>'+
                                       '<td>'+log['log.f_date']+'</td>'+
                                       '<td>'+logstatuses_names[log['log.state']]+'</td>'+
                                       '<td>'+log['log.comment']+'</td>'+
                                       '<tr>'
                                    )
                                 });

                                 var class_to_apply = '';
                                 switch (data.logs[0]['log.state']) {
                                    case '".PluginFusioninventoryTaskjoblog::TASK_RUNNING."':
                                       class_to_apply = 'agents_running';
                                       break;
                                    case '".PluginFusioninventoryTaskjoblog::TASK_ERROR."':
                                       class_to_apply = 'agents_error';
                                       break;
                                    case '".PluginFusioninventoryTaskjoblog::TASK_OK."':
                                       class_to_apply = 'agents_success';
                                       break;
                                 }
                                 if (class_to_apply.length) {
                                    $('#block_$taskjob_id')
                                       .attr('class', 'counter_block '+class_to_apply);
                                 }
                              }
                           },
                           complete: function() {
                              setTimeout(function() {
                                 fa.removeClass('fa-spin fa-spinner')
                                   .addClass('fa-refresh');
                              }, 300);
                           }
                        });
                     })
                  });");
               } else {
                  $package_to_install[$packages_id] = $package_info['name'];
               }
            }
            echo '</div>'; // .target_stats
            echo '</div>'; // .target_details
            echo '</div>'; // .target_block

            echo "</td>";
            echo "</tr>";
         }

         if (count($package_to_install)) {

            $p['name']     = 'deploypackages_'.$computers_id;
            $p['display']  = true;
            $p['multiple'] = true;
            $p['size']     = 3;
            $p['width']    = 950;

            echo "<tr class='tab_bg_1'>";
            echo "<td>";
            echo __('Select packages you want install', 'fusioninventory');
            echo "<br/>";
            Dropdown::showFromArray($p['name'], $package_to_install, $p);
            echo "</td>";
            echo "</tr>";

            echo "<tr>";
            echo "<th colspan='2'>";
            echo Html::submit(__('Prepare for install', 'fusioninventory'),
                              ['name' => 'prepareinstall']);
            echo "&nbsp;";
            if (!$self_service) {
               $options = ['local'  => __("I'm on this computer: local wakeup", 'fusioninventory'),
                           'remote' => __("I'm not on this computer: wakeup from the server", 'fusioninventory'),
                           'none'   => __("Don't wakeup", 'fusioninventory')
                        ];
               Dropdown::showFromArray('wakeup_type', $options,
                                       ['value' => 'remote']);
            } else {
               echo Html::hidden('wakeup_type', ['value' => 'local']);
            }
            echo Html::hidden('self_service', ['value' => $self_service]);
            echo "</th>";
            echo "</tr>";
         } else {
            echo "<tr>";
            echo "<th colspan='2'>";
            echo __('No packages available to install', 'fusioninventory');
            echo "</th>";
            echo "</tr>";
         }
      }
      echo "</table>"; // .tab_cadre_fixe
      Html::closeForm();
   }


   /**
    * Check if an agent have deploy feature enabled
    * @since 9.2
    *
    * @param integer $computers_id the ID of the computer to check
    * @return boolean true if deploy is enabled for the agent
    */
   static function isDeployEnabled($computers_id) {
      $pfAgent = new PluginFusioninventoryAgent();
      //If the agent associated with the computer has not the
      //deploy feature enabled, do not propose to deploy packages on
      if (!$pfAgent->getAgentWithComputerid($computers_id)) {
         return false;
      }
      $pfAgentModule = new PluginFusioninventoryAgentmodule();
      if ($pfAgentModule->isAgentCanDo('deploy', $pfAgent->getID())) {
         return true;
      } else {
         return false;
      }
   }


   /**
    * Get deploy packages available to install on user computer(s) and for
    * packages requested the state of deploy
    *
    * @param integer $users_id id of the user
    */
   function getPackageForMe($users_id, $computers_id = false) {

      $computer      = new Computer();
      $pfDeployGroup = new PluginFusioninventoryDeployGroup();
      $my_packages   = []; //Store all installable packages

      $query = [];
      if ($users_id) {
         $query += ['users_id' => $users_id];
      }
      if ($computers_id) {
         $query += ['id' => $computers_id];
      }
      $query += ['entities_id' => $_SESSION['glpiactiveentities']];

      //Get all computers of the user
      $mycomputers = $computer->find($query);

      $pfAgent       = new PluginFusioninventoryAgent();

      foreach ($mycomputers as $mycomputers_id => $data) {
         $my_packages[$mycomputers_id] = [];
      }

      //Get packages used for the user or a specific computer
      $packages_used = $this->getMyDepoyPackages($my_packages, $users_id);

      //Get packages that a the user can deploy
      $packages = $this->canUserDeploySelf();

      if ($packages) {

         //Browse all packages that the user can install
         foreach ($packages as $package) {

            //Get computers that can be targeted for this package installation
            $computers = $pfDeployGroup->getTargetsForGroup($package['plugin_fusioninventory_deploygroups_id']);

            //Browse all computers that are target by a a package installation

            foreach ($mycomputers as $comp_id => $data) {
               //If we only want packages for one computer
               //check if it's the computer we look for
               if ($computers_id && $comp_id != $computers_id) {
                  continue;
               }

               //If the agent associated with the computer has not the
               //deploy feature enabled, do not propose to deploy packages on it
               if (!self::isDeployEnabled($comp_id)) {
                  continue;
               }

               //Get computers that can be targeted for this package installation
               //Check if the package belong to one of the entity that
               //are currenlty visible

               //The package is recursive, and visible in computer's entity
               if (Session::isMultiEntitiesMode()) {
                  if (!$package['is_recursive']
                     && $package['entities_id'] != $data['entities_id']) {
                     continue;
                  } else if ($package['is_recursive']
                             && $package['entities_id'] != $data['entities_id']
                             && !in_array($package['entities_id'],
                                          getAncestorsOf('glpi_entities', $data['entities_id']))) {
                     //The package is not recursive, and invisible in the computer's entity
                     continue;
                  }
               }

               //Does the computer belongs to the group
               //associated with the package ?
               if (isset($computers[$comp_id])) {
                  $my_packages[$comp_id][$package['id']]
                     = ['name'     => $package['name'],
                        'agent_id' => $pfAgent->getId()];

                  //The package has already been deployed or requested to deploy
                  if (isset($packages_used[$comp_id][$package['id']])) {
                     $taskjobs_id = $packages_used[$comp_id][$package['id']];
                     $my_packages[$comp_id][$package['id']]['taskjobs_id'] = $taskjobs_id;
                     $last_job_state = $this->getMyDepoyPackagesState($comp_id, $taskjobs_id);
                     if ($last_job_state) {
                        $my_packages[$comp_id][$package['id']]['last_taskjobstate']
                           = $last_job_state;
                     }
                  }
               }
            }
         }
      }
      return $my_packages;
   }


   /**
    * Add the package in task or use existant task and add the computer in
    * taskjob
    *
    * @global object $DB
    * @param integer $computers_id id of the computer where depoy package
    * @param integer $packages_id id of the package to install in computer
    * @param integer $users_id id of the user have requested the installation
    */
   function deployToComputer($computers_id, $packages_id, $users_id) {
      global $DB;

      $pfTask    = new PluginFusioninventoryTask();
      $pfTaskJob = new PluginFusioninventoryTaskJob();
      $computer  = new Computer();

      $computer->getFromDB($computers_id);

      //Get jobs for a package on a computer
      $query = "SELECT `job`.*
                FROM `glpi_plugin_fusioninventory_taskjobs` AS job"
              . " LEFT JOIN `glpi_plugin_fusioninventory_tasks` AS task"
              . "    ON `task`.`id` = `job`.`plugin_fusioninventory_tasks_id`"
              . " WHERE `job`.`targets`='[{\"PluginFusioninventoryDeployPackage\":\"".$packages_id."\"}]'"
              . "    AND `task`.`is_active`='1'"
              . "    AND `task`.`is_deploy_on_demand`='1'"
              . "    AND `task`.`entities_id`='".$computer->fields['entities_id']."'"
              . "    AND `task`.`reprepare_if_successful`='0'"
              ."     AND `job`.`method`='deployinstall'"
              . " LIMIT 1";
      $iterator = $DB->request($query);

      // case 1: if exist, we add computer in actors of the taskjob
      if ($iterator->numrows() == 1) {
         foreach ($iterator as $data) {

            //Get current list of actors
            $actors   = importArrayFromDB($data['actors']);

            //Add a new actor : the computer that is being processed
            $actors[] = ['Computer' => $computers_id];

            //Get end user computers
            $enduser  = importArrayFromDB($data['enduser']);
            if (isset($enduser[$users_id])) {
               if (!in_array($computers_id, $enduser[$users_id])) {
                  $enduser[$users_id][] = $computers_id;
               }
            } else {
               $enduser[$users_id] = [$computers_id];
            }
            $input = [
               'id'      => $data['id'],
               'actors'  => exportArrayToDB($actors),
               'enduser' => exportArrayToDB($enduser)
            ];

            //Update the job with the new actor
            $pfTaskJob->update($input);
            $tasks_id = $data['plugin_fusioninventory_tasks_id'];
         }
      } else {
         // case 2: if not exist, create a new task + taskjob
         $this->getFromDB($packages_id);

         //Add the new task
         $input = [
            'name'                    => '[deploy on demand] '.$this->fields['name'],
            'entities_id'             => $computer->fields['entities_id'],
            'reprepare_if_successful' => 0,
            'is_deploy_on_demand'     => 1,
            'is_active'               => 1,
         ];
         $tasks_id = $pfTask->add($input);

         //Add a new job for the newly created task
         //and enable it
         $input = [
            'plugin_fusioninventory_tasks_id' => $tasks_id,
            'entities_id' => $computer->fields['entities_id'],
            'name'        => 'deploy',
            'method'      => 'deployinstall',
            'targets'     => '[{"PluginFusioninventoryDeployPackage":"'.$packages_id.'"}]',
            'actors'      => exportArrayToDB([['Computer' => $computers_id]]),
            'enduser'     => exportArrayToDB([$users_id  => [$computers_id]]),
         ];
         $pfTaskJob->add($input);
      }

      //Prepare the task (and only this one)
      $pfTask->prepareTaskjobs(['deployinstall'], $tasks_id);
   }


   /**
    * Get all packages that a user has requested to install
    * on one of it's computer
    *
    * @global object $DB
    * @param array $computers_packages
    * @param integer $users_id
    * @return array
    */
   function getMyDepoyPackages($computers_packages, $users_id = false) {
      global $DB;

      // Get packages yet deployed by enduser
      $packages_used = [];
      foreach ($computers_packages as $computers_id => $data) {
         $packages_used[$computers_id] = [];
      }
      if ($users_id) {
         $where = "`enduser` IS NOT NULL";
      } else {
         $where = "1 ";
      }
      $sql = "SELECT `job`.*
              FROM `glpi_plugin_fusioninventory_taskjobs` AS job
              LEFT JOIN `glpi_plugin_fusioninventory_tasks` AS task
                 ON `task`.`id` = `job`.`plugin_fusioninventory_tasks_id`
              WHERE $where
                 AND `task`.`is_deploy_on_demand`='1'
                 AND `task`.`is_active`='1'
                 AND `task`.`entities_id`
                    IN (".$_SESSION['glpiactiveentities_string'].")";

      foreach ($DB->request($sql) as $data) {

         //Only look for deploy tasks
         if ($data['method'] != 'deployinstall') {
            continue;
         }

         //Look for all deploy on demand packages for a user
         if ($users_id) {
            $enduser = importArrayFromDB($data['enduser']);
            if (isset($enduser[$users_id])) {
               $targets = importArrayFromDB($data['targets']);
               foreach ($enduser[$users_id] as $computers_id) {
                  $packages_used[$computers_id][$targets[0]['PluginFusioninventoryDeployPackage']] = $data['id'];
               }
            }

            //Look for all deploy on demand package for a computer
         } else {
            $targets = importArrayFromDB($data['targets']);
            $actors  = importArrayFromDB($data['actors']);
            foreach ($actors as $actor) {
               foreach ($actor as $itemtype => $items_id) {
                  if ($itemtype == 'Computer' && $items_id == $computers_id) {
                     $packages_used[$computers_id][$targets[0]['PluginFusioninventoryDeployPackage']] = $data['id'];
                  }
               }
            }
         }
      }
      return $packages_used;
   }


   /**
    * Get the state of the package I have requeted to install
    *
    * @param integer $computers_id id of the computer
    * @param integer $taskjobs_id id of the taskjob (where order defined)
    * @param string $packages_name name of the package
    */
   function getMyDepoyPackagesState($computers_id, $taskjobs_id) {
      $pfTaskJobState = new PluginFusioninventoryTaskjobstate();
      $pfAgent        = new PluginFusioninventoryAgent();

      // Get a taskjobstate by giving a  taskjobID and a computer ID
      $agents_id = $pfAgent->getAgentWithComputerid($computers_id);

      $last_job_state = [];
      $taskjobstates  = current($pfTaskJobState->find(
            ['plugin_fusioninventory_taskjobs_id' => $taskjobs_id,
             'plugin_fusioninventory_agents_id'   => $agents_id], ['id DESC'], 1));
      if ($taskjobstates) {
         $state = '';

         switch ($taskjobstates['state']) {

            case PluginFusioninventoryTaskjobstate::CANCELLED :
               $state = 'agents_cancelled';
               break;

            case PluginFusioninventoryTaskjobstate::PREPARED :
               $state = 'agents_prepared';
               break;

            case PluginFusioninventoryTaskjobstate::SERVER_HAS_SENT_DATA :
            case PluginFusioninventoryTaskjobstate::AGENT_HAS_SENT_DATA :
               $state = 'agents_running';
               break;

            case PluginFusioninventoryTaskjobstate::IN_ERROR :
               $state = 'agents_error';
               break;

            case PluginFusioninventoryTaskjobstate::FINISHED :
               $state = 'agents_success';
               break;

         }
         $logs = $pfTaskJobState->getLogs($taskjobstates['id'],
                                          $_SESSION['glpi_currenttime']);
         $last_job_state['id']    = $taskjobstates['id'];
         $last_job_state['state'] = $state;
         $last_job_state['date']  = $logs['logs'][0]['log.date'];
         $last_job_state['logs']  = $logs['logs'];
      }
      return $last_job_state;
   }


   /**
    * Check I have rights to deploy packages
    *
    * @global object $DB
    * @return false|array
    */
   function canUserDeploySelf() {
      global $DB;

      $table = "glpi_plugin_fusioninventory_deploypackages";
      $where = " WHERE `".$table."`.`plugin_fusioninventory_deploygroups_id` > 0 "
              . " AND (";

      //Include groups
      if (!empty($_SESSION['glpigroups'])) {
         $where .= " `glpi_plugin_fusioninventory_deploypackages_groups`.`groups_id`
                    IN ('".implode("', '", $_SESSION['glpigroups'])."') OR ";
      }

      //Include entity
      $where.= getEntitiesRestrictRequest('', 'glpi_plugin_fusioninventory_deploypackages_entities',
                                                     'entities_id', $_SESSION['glpiactive_entity'], true);
      //Include user
      $where .= " OR `glpi_plugin_fusioninventory_deploypackages_users`.`users_id`='".$_SESSION['glpiID']."' OR ";

      //Include profile
      $where .= " `glpi_plugin_fusioninventory_deploypackages_profiles`.`profiles_id`='".$_SESSION['glpiactiveprofile']['id']."' ";
      $where .= " )";

      $query = "SELECT DISTINCT `".$table."`.*
                FROM `$table`
                LEFT JOIN `glpi_plugin_fusioninventory_deploypackages_groups`
                     ON (`glpi_plugin_fusioninventory_deploypackages_groups`.`plugin_fusioninventory_deploypackages_id` = `$table`.`id`)
                LEFT JOIN `glpi_plugin_fusioninventory_deploypackages_entities`
                     ON (`glpi_plugin_fusioninventory_deploypackages_entities`.`plugin_fusioninventory_deploypackages_id` = `$table`.`id`)
                LEFT JOIN `glpi_plugin_fusioninventory_deploypackages_users`
                     ON (`glpi_plugin_fusioninventory_deploypackages_users`.`plugin_fusioninventory_deploypackages_id` = `$table`.`id`)
                LEFT JOIN `glpi_plugin_fusioninventory_deploypackages_profiles`
                     ON (`glpi_plugin_fusioninventory_deploypackages_profiles`.`plugin_fusioninventory_deploypackages_id` = `$table`.`id`)
               $where";
      $result = $DB->query($query);
      $a_packages = [];
      if ($DB->numrows($result) > 0) {
         while ($data = $DB->fetchAssoc($result)) {
            $a_packages[$data['id']] = $data;
         }
         return $a_packages;
      }
      return false;
   }


   /**
   * Duplicate a deploy package
   * @param $deploypackages_id the ID of the package to duplicate
   * @return duplication process status
   */
   public function duplicate($deploypackages_id) {
      if (!$this->getFromDB($deploypackages_id)) {
         return false;
      }
      $result = true;
      $input  = $this->fields;
      $input['name'] = sprintf(__('Copy of %s'),
                               $this->fields['name']);
      unset($input['id']);

      $input = Toolbox::addslashes_deep($input);
      if (!$this->add($input)) {
         $result = false;
      }
      return $result;
   }


   /**
   * Append needed informations to the json job for an agent
   * @since 9.2
   * @param $agent_task_version the version of the agent's deploy task
   * @param $job the job as an array
   * @return array the job plus new needed fields
   */
   function buildJson($agent_task_version, $job) {

      //If task doesn't support checks skip, info, warning,
      //send an ignore instead
      //tasks version needs to be at least 2.2
      $is_old_agent = version_compare($agent_task_version, '2.2', 'lt');
      if ($is_old_agent && isset($job['job']['checks'])) {
         foreach ($job['job']['checks'] as $key => $value) {
            if (in_array($value['return'], ['skip', 'info', 'warning'])) {
               $job['job']['checks'][$key]['return'] = 'ignore';
            }
         }
      }

      //No need to perform further test if the agent doesn't support
      //user interactions
      if ($is_old_agent) {
         return $job;
      }

      $do_interaction = true;
      $jobstate       = new PluginFusioninventoryTaskjobstate();

      //Job has reached the maximum number of retries, do not interact with the user
      //and execute the job
      $jobstate->getFromDBByUniqID($job['job']['uuid']);
      if (isset($jobstate->fields['nb_retry'])
         && $jobstate->fields['max_retry'] > 0) {
         if ($jobstate->fields['nb_retry'] >= $jobstate->fields['max_retry']) {
            $do_interaction = false;
         }
      }

      //If the number of retries has been met,
      //remove all userinteractions directives
      if (!$do_interaction) {
         unset($job['job']['userinteractions']);
      } else if (isset($job['job']['userinteractions'])) {
         $template = new PluginFusioninventoryDeployUserinteractionTemplate();
         foreach ($job['job']['userinteractions'] as $key => $value) {
            if (isset($value['template']) && $value['template']) {
               if ($template->getFromDB($value['template'])) {
                  $job['job']['userinteractions'][$key]
                     = $template->addJsonFieldsToArray($job['job']['userinteractions'][$key]);
                  unset ($job['job']['userinteractions'][$key]['template']);

                  $job['job']['userinteractions'][$key]['text']
                     = str_replace(PluginFusioninventoryDeployUserinteraction::RN_TRANSFORMATION, "\r\n",
                                   $job['job']['userinteractions'][$key]['text']);

               }
            }
         }
      }
      return $job;
   }


   /**
   * Transform \r\n in an userinteraction text
   * @since 9.2
   * @param array $params the input parameters
   * @return array $params input parameters with text modified
   */
   public function escapeText($params) {
      //Hack to keep \r\n in the user interaction text
      //before going to stripslashes_deep
      if (isset($params['text'])) {
         $params['text']
            = str_replace('\r\n',
                          PluginFusioninventoryDeployUserinteraction::RN_TRANSFORMATION,
                          $params['text']);
      }
      return $params;
   }
}