mirror of
https://github.com/librenms/librenms.git
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148 lines
4.3 KiB
PHP
148 lines
4.3 KiB
PHP
<?php
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/*
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* Copyright (C) 2014 Daniel Preussker <f0o@devilcode.org>
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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* Rule Suggestion-AJAX
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* @author Daniel Preussker <f0o@devilcode.org>
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* @copyright 2014 f0o, LibreNMS
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* @license GPL
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* @package LibreNMS/Alerts
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*/
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session_start();
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if (!isset($_SESSION['authenticated'])) {
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die('Unauthorized.');
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}
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require_once '../includes/defaults.inc.php';
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set_debug($_REQUEST['debug']);
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require_once '../config.php';
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require_once '../includes/definitions.inc.php';
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require_once '../includes/functions.php';
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/**
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* Levenshtein Sort
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* @param string $base Comparisson basis
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* @param array $obj Object to sort
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* @return array
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*/
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function levsort($base, $obj) {
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$ret = array();
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foreach ($obj as $elem) {
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$lev = levenshtein($base, $elem, 1, 10, 10);
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if ($lev == 0) {
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return array(array('name' => $elem));
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}
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else {
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while (isset($ret["$lev"])) {
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$lev += 0.1;
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}
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$ret["$lev"] = array('name' => $elem);
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}
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}
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ksort($ret);
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return $ret;
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}
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$obj = array(array('name' => 'Error: No suggestions found.'));
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$term = array();
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$current = false;
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if (isset($_GET['term'],$_GET['device_id'])) {
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$chk = array();
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$_GET['term'] = mres($_GET['term']);
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$_GET['device_id'] = mres($_GET['device_id']);
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if (strstr($_GET['term'], '.')) {
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$term = explode('.', $_GET['term']);
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if ($config['memcached']['enable']) {
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$chk = $memcache->get('rule-suggest_'.$term[0]);
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}
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if (!(sizeof($chk) > 0) || $chk === false) {
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if ($term[0] == 'macros') {
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foreach ($config['alert']['macros']['rule'] as $macro => $v) {
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$chk[] = 'macros.'.$macro;
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}
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}
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else {
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$tmp = dbFetchRows('SHOW COLUMNS FROM '.$term[0]);
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foreach ($tmp as $tst) {
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if (isset($tst['Field'])) {
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$chk[] = $term[0].'.'.$tst['Field'];
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}
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}
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}
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}
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$current = true;
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}
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else {
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if ($config['memcached']['enable']) {
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$chk = $memcache->get('rule-suggest-toplvl');
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}
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if (!(sizeof($chk) > 0) || $chk === false) {
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$tmp = dbFetchRows("SELECT TABLE_NAME FROM information_schema.COLUMNS WHERE COLUMN_NAME = 'device_id'");
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foreach ($tmp as $tst) {
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$chk[] = $tst['TABLE_NAME'].'.';
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}
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$chk[] = 'macros.';
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$chk[] = 'bills.';
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}
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}
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if (sizeof($chk) > 0) {
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if ($config['memcached']['enable']) {
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$memcache->set('rule-suggest-'.$oterm, $chk, 86400);
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// Cache for 24h
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}
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$obj = levsort($_GET['term'], $chk);
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$obj = array_chunk($obj, 20, true);
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$obj = $obj[0];
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$flds = array();
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if ($current === true) {
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foreach ($obj as $fld) {
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$flds[] = $fld['name'];
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}
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$qry = dbFetchRows('SELECT '.implode(', ', $flds).' FROM '.$term[0].' WHERE device_id = ?', array($_GET['device_id']));
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$ret = array();
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foreach ($obj as $lev => $fld) {
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list($tbl, $chk) = explode('.', $fld['name']);
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$val = array();
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foreach ($qry as $row) {
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$val[] = $row[$chk];
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}
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$ret[$lev] = array(
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'name' => $fld['name'],
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'current' => $val,
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);
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}
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$obj = $ret;
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}
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}
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}
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die(json_encode($obj));
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