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			117 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			117 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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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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 * 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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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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		} 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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			$tmp = dbFetchRows('SHOW COLUMNS FROM '.$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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		$current = true;
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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[] = $tst['TABLE_NAME'].'.';
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			}
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		}
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	}
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	if( sizeof($chk) > 0 ) {
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		if( $config['memcached']['enable'] ) {
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			$memcache->set('rule-suggest-'.$oterm,$chk,86400); //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('name'=>$fld['name'],'current'=>$val);
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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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?>
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