CommonDBTM::getID PHP Method

    function getID()
    {
        if (isset($this->fields[static::getIndexName()])) {
            return $this->fields[static::getIndexName()];
        }
        return -1;
    }

 function showNetworkEquipmentInformation(CommonDBTM $item, $options)
 {
     global $DB;
     $id = $item->getID();
     if (!($data = $this->find("`networkequipments_id`='" . $id . "'", '', 1))) {
         // Add in database if not exist
         $input = array();
         $input['networkequipments_id'] = $id;
         $_SESSION['glpi_plugins_fusinvsnmp_table'] = 'glpi_networkequipments';
         $ID_tn = $this->add($input);
         $this->getFromDB($ID_tn);
     } else {
         foreach ($data as $datas) {
             $this->fields = $datas;
         }
     }
     // Form networking informations
     echo "<form name='form' method='post' action='" . $options['target'] . "'>";
     echo "<table class='tab_cadre_fixe'>";
     echo "<tr class='tab_bg_1'>";
     echo "<th colspan='4'>";
     echo __('SNMP information', 'fusioninventory');
     echo "</th>";
     echo "</tr>";
     echo "<tr class='tab_bg_1'>";
     echo "<td align='center' rowspan='4'>";
     echo __('Sysdescr', 'fusioninventory') . "&nbsp;:";
     echo "</td>";
     echo "<td rowspan='4'>";
     echo "<textarea name='sysdescr' cols='45' rows='5'>";
     echo $this->fields['sysdescr'];
     echo "</textarea>";
     echo "<td align='center'></td>";
     echo "<td align='center'>";
     echo "</td>";
     echo "</tr>";
     echo "<tr class='tab_bg_1'>";
     echo "<td align='center'>" . __('SNMP authentication', 'fusioninventory') . "&nbsp;:</td>";
     echo "<td align='center'>";
     PluginFusioninventoryConfigSecurity::auth_dropdown($this->fields['plugin_fusioninventory_configsecurities_id']);
     echo "</td>";
     echo "</tr>";
     echo "<tr class='tab_bg_1'>";
     echo "<td align='center'>";
     echo __('CPU usage (in %)', 'fusioninventory') . "&nbsp;:";
     echo "</td>";
     echo "<td>";
     Html::displayProgressBar(250, $this->fields['cpu'], array('simple' => TRUE));
     echo "</td>";
     echo "</tr>";
     echo "<tr class='tab_bg_1'>";
     echo "<td align='center'>";
     echo __('Memory usage (in %)', 'fusioninventory') . "&nbsp;:";
     echo "</td>";
     echo "<td>";
     $query2 = "SELECT *\n                 FROM `glpi_networkequipments`\n                 WHERE `id`='" . $id . "';";
     $result2 = $DB->query($query2);
     $data2 = $DB->fetch_assoc($result2);
     $ram_pourcentage = 0;
     if (!empty($data2["ram"]) and !empty($this->fields['memory'])) {
         $ram_pourcentage = ceil(100 * ($data2["ram"] - $this->fields['memory']) / $data2["ram"]);
     }
     if ($data2["ram"] - $this->fields['memory'] < 0 or empty($this->fields['memory'])) {
         echo "<center><strong>" . __('Datas not available', 'fusioninventory') . "</strong></center>";
     } else {
         Html::displayProgressBar(250, $ram_pourcentage, array('title' => " (" . ($data2["ram"] - $this->fields['memory']) . " Mo / " . $data2["ram"] . " Mo)"));
     }
     echo "</td>";
     echo "</tr>";
     echo "<tr class='tab_bg_2 center'>";
     echo "<td colspan='4'>";
     echo "<input type='hidden' name='id' value='" . $id . "'>";
     echo "<input type='submit' name='update' value=\"" . __('Update') . "\" class='submit' >";
     echo "</td>";
     echo "</tr>";
     echo "</table>";
     Html::closeForm();
 }