CommonDBTM::canView PHP Method

    static function canView()
    {
        if (static::$rightname) {
            return Session::haveRight(static::$rightname, READ);
        }
        return false;
    }

 static function showForItem(CommonDBTM $item)
 {
     global $DB, $LANG;
     if (!$item->canView()) {
         return false;
     }
     //       if (PluginSimcardSimcard::canCreate()) {
     //       	 if ($item->canEdit($item->getField('id'))) {
     // 	         $url = Toolbox::getItemTypeFormURL('PluginSimcardSimcard');
     // 	         $url.= "?itemtype=".$item->getType()."&items_id=".$item->getID()."&id=-1";
     // 	         echo "<div class='center'><a href='$url'>".__s('New SIM card', 'simcard')."</a></div><br>";
     //       	 }
     //       }
     $results = getAllDatasFromTable(getTableForItemType(__CLASS__), "`items_id` = '" . $item->getID() . "' AND `itemtype`='" . get_class($item) . "'");
     echo "<div class='spaced'>";
     echo "<form id='items' name='items' method='post' action='" . Toolbox::getItemTypeFormURL(__CLASS__) . "'>";
     echo "<table class='tab_cadre_fixehov'>";
     echo "<tr><th colspan='6'>" . __s('Associated item') . "</th></tr>";
     if (!empty($results)) {
         echo "<tr><th></th>";
         echo "<th>" . __s('Entity') . "</th>";
         echo "<th>" . __s('Name') . "</th>";
         echo "<th>" . __s('IMSI') . "</th>";
         echo "<th>" . __s('Inventory number') . "</th>";
         echo "</tr>";
         foreach ($results as $data) {
             $tmp = new PluginSimcardSimcard();
             $tmp->getFromDB($data['plugin_simcard_simcards_id']);
             echo "<tr>";
             echo "<td>";
             if (PluginSimcardSimcard::canDelete()) {
                 echo "<input type='checkbox' name='todelete[" . $data['id'] . "]'>";
             }
             echo "</td>";
             echo "<td>";
             echo Dropdown::getDropdownName('glpi_entities', $tmp->fields['entities_id']);
             echo "</td>";
             echo "<td>";
             echo $tmp->getLink();
             echo "</td>";
             echo "<td>";
             echo $tmp->fields['serial'];
             echo "</td>";
             echo "<td>";
             echo $tmp->fields['otherserial'];
             echo "</td>";
             echo "</tr>";
         }
     }
     if (PluginSimcardSimcard::canUpdate()) {
         echo "<tr class='tab_bg_1'><td colspan='4' class='center'>";
         echo "<input type='hidden' name='items_id' value='" . $item->getID() . "'>";
         echo "<input type='hidden' name='itemtype' value='" . $item->getType() . "'>";
         $used = array();
         $query = "SELECT `id`\n                   FROM `glpi_plugin_simcard_simcards`\n                   WHERE `is_template`='0'\n                      AND `id` IN (SELECT `plugin_simcard_simcards_id`\n                                   FROM `glpi_plugin_simcard_simcards_items`)";
         foreach ($DB->request($query) as $use) {
             $used[] = $use['id'];
         }
         Dropdown::show('PluginSimcardSimcard', array('name' => "plugin_simcard_simcards_id", 'entity' => $item->fields['entities_id'], 'used' => $used));
         echo "</td>";
         echo "<td colspan='2' class='center' class='tab_bg_2'>";
         echo "<input type='submit' name='additem' value=\"" . _sx('button', 'Save') . "\" class='submit'>";
         echo "</td></tr>";
         if (!empty($results)) {
             Html::openArrowMassives('items', true);
             Html::closeArrowMassives(array('delete_items' => _sx('button', 'Disconnect')));
         }
     }
     echo "</table>";
     Html::closeForm();
     echo "</div>";
 }