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functions.php
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functions.php
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<?PHP
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
/**
* General functions file
*/
// Force display errors to off
ini_set('display_errors', 0);
// Print errors in php log (normally apache errors log), but not notice logs
error_reporting(E_ALL ^ E_NOTICE);
if (is_readable("../config.php")) {
require_once "config.php";
} else {
echo '<h1>Error!</h1><br /><p>The <b>config.php</b> file is missing or have wrong permission. Please check and run WAF-FLE again!</p>';
exit;
}
if (isset($SETUP) AND $SETUP == true ){
header("Location: setup.php");
exit;
}
$waffleVersion = '0.6.3';
// Set PHP default timezone as system timezone, need to avoid warning messages in PHP 5.3+
date_default_timezone_set(@date_default_timezone_get());
/* Constants */
// Modsecurity severity levels
$severity[0] = "EMERGENCY";
$severity[1] = "ALERT";
$severity[2] = "CRITICAL";
$severity[3] = "ERROR";
$severity[4] = "WARNING";
$severity[5] = "NOTICE";
$severity[6] = "INFO";
$severity[7] = "DEBUG";
$severity[99] = "TRANSACTION"; // WAF-FLE way to classify events with no severity
// ModSecurity Rules Status (related to Alert Action)
// See http://sourceforge.net/apps/mediawiki/mod-security/index.php?title=Data_Format#Alert_Action_Description
$ActionStatus[0] = "Access denied with connection close"; // action: Drop
$ActionStatus[1] = "Access denied with code"; // action: Deny
$ActionStatus[2] = "Access denied with redirection"; // action: Redirect
$ActionStatus[3] = "Access denied using proxy to"; // action: Proxy
$ActionStatus[10] = "Access allowed"; // action: Allow
$ActionStatus[11] = "Access to phase allowed";
$ActionStatus[12] = "Access to request allowed";
$ActionStatus[20] = "Warning"; // action: Pass or Detection Only
// timing scale definition
if ($timePreference == 'mili') {
$timingScale = 1000;
$timingScaleName = 'miliseconds';
$timingScaleAbrv = 'msec';
} else {
$timingScale = 1;
$timingScaleName = 'microseconds';
$timingScaleAbrv = 'µsec';
}
// Double check to APC
if ($APC_ON) {
$haveAPC = (extension_loaded('apc') && 1 ? true : false);
if ($haveAPC && ini_get('apc.enabled')) {
$APC_ON = true;
} else {
$APC_ON = false;
}
}
// Database connection using PDO
try {
$dbconn = new PDO('mysql:host='.$DB_HOST.';dbname='.$DATABASE, $DB_USER, $DB_PASS);
$dbconn->setAttribute( PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION );
$dbconn->setAttribute( PDO::ATTR_EMULATE_PREPARES, false );
} catch (PDOException $e) {
header("HTTP/1.1 500 Internal Server Error");
header("Status: 500");
print "HTTP/1.1 500 Internal Server Error <br />Error in database
connection!\n";
if ($MLOG2WAFFLE_DEBUG OR $DEBUG) {
print "Error (insert events) Message: " . $e->getMessage() . "\n";
print "Error (insert events) getTraceAsString: " . $e->getTraceAsString() . "\n";
}
die();
}
// Check WAF-FLE vs. Database schema version
$sqlDatabaseVersion = 'SELECT `waffle_version` FROM `version` LIMIT 1';
try {
$checkVersion_sth = $dbconn->prepare($sqlDatabaseVersion);
// Execute the query
$checkVersion_sth->execute();
$dbSchema = $checkVersion_sth->fetch(PDO::FETCH_ASSOC);
$checkVersion_sth->closeCursor();
if ($dbSchema['waffle_version'] == '0.6.0') {
$dbSchema['waffle_version'] = '0.6.3';
}
if ($dbSchema['waffle_version'] != $waffleVersion) {
header ("Location: upgrade.php");
exit;
}
} catch (PDOException $e) {
header("HTTP/1.1 500 Internal Server Error");
header("Status: 500");
print "HTTP/1.1 500 Internal Server Error \n";
if ($DEBUG) {
print "Error (DatabaseVersion) Message: " . $e->getMessage() . "\n";
print "Error (DatabaseVersion) getTraceAsString: " . $e->getTraceAsString() . "\n";
}
die("Error in database query!");
}
// statistics functions
// Get events per sensor in a timeframe
function statsEventSensor()
{
global $DEBUG;
if ($DEBUG) {
global $debugInfo;
$debugCount = count($debugInfo[__FUNCTION__]);
$starttime = microtime(true);
}
global $filterIndexHint;
$filterType = 'filter';
// Query for events
$selector = 'SELECT COUNT(events.sensor_id) AS sensor_count, events.sensor_id as sensor_id FROM date_range, events ';
if (count($_SESSION['filterIndexHint']) > 0 and $_SESSION['filterIndexHint'] != false) {
$selector = $selector . 'USE INDEX '.$filterIndexHint;
}
// SQL Query trailer
$trailer = ' GROUP BY events.sensor_id ORDER BY sensor_count DESC';
// Call superFilter to count filtered events
$statsEventSensor = superFilter($selector, $trailer, $filterType, FALSE);
$eventCount = count($statsEventSensor);
for ($a = 0; $a < $eventCount; ++$a) {
$sensor_name = getSensorName($statsEventSensor[$a]['sensor_id']);
$statsEventSensor[$a]['sensor_name'] = $sensor_name['name'];
$statsEventSensor[$a]['result'] = true ;
}
foreach ($statsEventSensor as $f_statusSensor) {
$f_statsEventSensorTotal = $f_statsEventSensorTotal + $f_statusSensor['sensor_count'];
}
$nextElement = count($statsEventSensor);
foreach ($statsEventSensor as $key => $value) {
$f_eventSensorPercent = round($value['sensor_count'] * 100 / $f_statsEventSensorTotal, 2);
$statsEventSensor[$key]['sensor_percent'] = $f_eventSensorPercent;
$value['sensor_percent'] = $f_eventSensorPercent;
if ($f_eventSensorPercent < 5 AND $nextElement > 7) { // make status less then 5% aggregated on 'others' when more that 7 sensors are in result
$others = $others + $value['sensor_count'];
$statsEventSensor[$nextElement]['sensor_count'] = $statsEventSensor[$nextElement]['sensor_count'] + $value['sensor_count'];
$statsEventSensor[$nextElement]['sensor_name'] = 'Others';
$statsEventSensor[$nextElement]['result'] = true;
$statsEventSensor[$nextElement]['sensor_percent'] = $statsEventSensor[$nextElement]['sensor_percent'] + $value['sensor_percent'];
unset($statsEventSensor[$key]);
}
}
if ($DEBUG) {
$stoptime = microtime(true);
$timespend = $stoptime - $starttime;
$debugInfo[__FUNCTION__][$debugCount]['time'] = $timespend;
}
return $statsEventSensor;
}
/**
* Get events in last $timeframe hours, grouping/counting in 15 min. steps.
*/
function statsEvents()
{
global $DEBUG;
if ($DEBUG) {
global $debugInfo;
$debugCount = count($debugInfo[__FUNCTION__]);
$starttime = microtime(true);
}
global $filterIndexHint;
$filterType = 'filter';
$startdate = $_SESSION[$filterType]['StDate'] . " " . $_SESSION[$filterType]['StTime'];
$enddate = $_SESSION[$filterType]['FnDate'] . " " . $_SESSION[$filterType]['FnTime'];
$startFilterTime = date("U", strtotime($startdate));
$endFilterTime = date("U", strtotime($enddate));
$deltaTime = ($endFilterTime - $startFilterTime + 1);
$labelStep = round($deltaTime / 10) . ' seconds';
if ($deltaTime <= 3600) { // <=1h
$step = 30; // 30 sec
$legend = '30 seconds';
$stepRate = floor($deltaTime / $step); // 1 point each 30 sec
} elseif ($deltaTime <= 7200) { // <=2h < 1h
$step = 60;
$legend = '1 minute';
$stepRate = floor($deltaTime / $step); // 1 point each 60 sec
} elseif ($deltaTime <= 21600) { // <=6h < 2h
$step = 120;
$legend = '2 minutes';
$stepRate = floor($deltaTime / $step); // 1 point each 120 sec
} elseif ($deltaTime <= 86400) { // <=24h < 6h
$step = 300;
$legend = '5 minutes';
$stepRate = floor($deltaTime / $step); // 1 point each 300 sec
} else { // > 24h
$stepRate = 288; // 288 points, not matter how many seconds
$step = floor($deltaTime / $stepRate);
$legend = round($step/60) . ' minutes';
}
// generate a syntethic array of values
for ( $a = 0; $a < $stepRate; ++$a) {
$statTime = date("Y-m-d H:i:s",floor(($startFilterTime + ($step * $a))/$step)*$step);
$statEvent_synthetic[$statTime]['block'] = 0;
$statEvent_synthetic[$statTime]['allow'] = 0;
$statEvent_synthetic[$statTime]['warning'] = 0;
}
// Query for events
$selector = 'SELECT events.a_timestamp as a_timestamp, COUNT(events.h_action_status = 20 OR NULL) AS warning, COUNT(events.h_action_status < 10 OR NULL) AS block, COUNT(events.h_action_status >= 10 AND events.h_action_status < 20 OR NULL) AS allow FROM date_range, events ';
if (count($_SESSION['filterIndexHint']) > 0 and $_SESSION['filterIndexHint'] != false) {
$selector = $selector . 'USE INDEX '.$filterIndexHint;
}
// SQL Query trailer
$trailer = ' GROUP BY (UNIX_TIMESTAMP(events.a_timestamp)) DIV :step';
$extraField = array('step' => $step);
// Call superFilter to count filtered events
$statsEvents = superFilter($selector, $trailer, $filterType, FALSE, $extraField);
foreach($statsEvents as $key => $stat) {
$timestampFloored = floor(strtotime($stat['a_timestamp'])/$step)*$step;
$statsEventsTime[date("Y-m-d H:i:s", $timestampFloored)]['block'] = $stat['block'];
$statsEventsTime[date("Y-m-d H:i:s", $timestampFloored)]['allow'] = $stat['allow'];
$statsEventsTime[date("Y-m-d H:i:s", $timestampFloored)]['warning'] = $stat['warning'];
}
$statEventsComplete = array_multimerge($statEvent_synthetic, $statsEventsTime);
if ($DEBUG) {
$stoptime = microtime(true);
$timespend = $stoptime - $starttime;
$debugInfo[__FUNCTION__][$debugCount]['time'] = $timespend;
}
return array($step, $labelStep, $legend, $statEventsComplete);
}
function statsTopRules()
{
global $DEBUG;
if ($DEBUG) {
global $debugInfo;
$debugCount = count($debugInfo[__FUNCTION__]);
$starttime = microtime(true);
}
$filterType = 'filter';
global $filterIndexHint;
// Check if join table are needed
if ((isset($_SESSION[$filterType]['ruleid']) AND !isset($_SESSION[$filterType]['Not_ruleid'])) OR isset($_SESSION[$filterType]['tag'])) {
$selector = 'SELECT COUNT( events_messages.h_message_ruleId ) AS rule_count, events_messages.h_message_ruleId AS message_ruleId FROM date_range, events ';
if (count($_SESSION['filterIndexHint']) > 0 and $_SESSION['filterIndexHint'] != false) {
$selector = $selector . 'USE INDEX '.$filterIndexHint;
}
} else {
$selector = 'SELECT COUNT( events_messages.h_message_ruleId ) AS rule_count, events_messages.h_message_ruleId AS message_ruleId FROM date_range, events JOIN events_messages ON events.event_id = events_messages.event_id ';
}
// SQL Query trailer
$trailer = ' GROUP BY events_messages.h_message_ruleId ORDER BY rule_count DESC LIMIT 0 , 10';
// Call superFilter to count filtered events
$statsTopRules = superFilter($selector, $trailer, $filterType, FALSE);
$ruleCount = count($statsTopRules);
for ($a = 0; $a < $ruleCount; ++$a) {
$ruleName = getRuleName($statsTopRules[$a]['message_ruleId']);
$statsTopRules[$a]['message_ruleMsg'] = $ruleName['message_ruleMsg'];
}
if ($DEBUG) {
$stoptime = microtime(true);
$timespend = $stoptime - $starttime;
$debugInfo[__FUNCTION__][$debugCount]['time'] = $timespend;
}
return $statsTopRules;
}
function statsTopSources()
{
global $DEBUG;
if ($DEBUG) {
global $debugInfo;
$debugCount = count($debugInfo[__FUNCTION__]);
$starttime = microtime(true);
}
$filterType = 'filter';
global $filterIndexHint;
// Query for events
$selector = 'SELECT COUNT( events.a_client_ip ) AS source_count, INET_NTOA(events.a_client_ip) AS client_ip FROM date_range, events ';
if (count($_SESSION['filterIndexHint']) > 0 and $_SESSION['filterIndexHint'] != false) {
$selector = $selector . 'USE INDEX '.$filterIndexHint;
}
// SQL Query trailer
$trailer = ' GROUP BY events.a_client_ip ORDER BY source_count DESC LIMIT 0 , 10';
// Call superFilter to count filtered events
$statsTopSources = superFilter($selector, $trailer, $filterType, FALSE, $extraField);
if ($DEBUG) {
$stoptime = microtime(true);
$timespend = $stoptime - $starttime;
$debugInfo[__FUNCTION__][$debugCount]['time'] = $timespend;
}
return $statsTopSources;
}
// Get the top web host (as in Host header)
function statsTopTargets()
{
global $DEBUG;
if ($DEBUG) {
global $debugInfo;
$debugCount = count($debugInfo[__FUNCTION__]);
$starttime = microtime(true);
}
$filterType = 'filter';
global $filterIndexHint;
// Query for events
$selector = 'SELECT COUNT( events.b_host ) AS host_count, events.b_host FROM date_range, events ';
if (count($_SESSION['filterIndexHint']) > 0 and $_SESSION['filterIndexHint'] != false) {
$selector = $selector . 'USE INDEX '.$filterIndexHint;
}
// SQL Query trailer
$trailer = ' GROUP BY events.b_host ORDER BY host_count DESC LIMIT 0 , 10';
// Call superFilter to count filtered events
$statsTopTargets = superFilter($selector, $trailer, $filterType, FALSE, $extraField);
if ($DEBUG) {
$stoptime = microtime(true);
$timespend = $stoptime - $starttime;
$debugInfo[__FUNCTION__][$debugCount]['time'] = $timespend;
}
return $statsTopTargets;
}
// statsTopStatus
function statsTopStatus()
{
global $DEBUG;
if ($DEBUG) {
global $debugInfo;
$debugCount = count($debugInfo[__FUNCTION__]);
$starttime = microtime(true);
}
$filterType = 'filter';
global $filterIndexHint;
// Query for events
$selector = 'SELECT COUNT( events.f_status ) AS status_count, events.f_status AS status, http_code.msg AS msg FROM date_range, events ';
if (count($_SESSION['filterIndexHint']) > 0 and $_SESSION['filterIndexHint'] != false) {
$selector = $selector . 'USE INDEX '.$filterIndexHint;
}
$selector = $selector . 'JOIN http_code ON http_code.code=events.f_status ';
// SQL Query trailer
$trailer = ' GROUP BY events.f_status ORDER BY status_count DESC LIMIT 0 , 10';
$extraField = array('step' => $step);
// Call superFilter to count filtered events
$statsTopStatus = superFilter($selector, $trailer, $filterType, FALSE, $extraField);
foreach ($statsTopStatus as $f_status) {
$f_statusTotal = $f_statusTotal + $f_status['status_count'];
}
// make status less then 5% aggregated on 'others'
$nextElement = count($statsTopStatus);
foreach ($statsTopStatus as $key => $value) {
$f_statusPercent = round($value['status_count'] * 100 / $f_statusTotal, 2);
$statsTopStatus[$key]['status_percent'] = $f_statusPercent;
$value['status_percent'] = $f_eventSensorPercent;
if ($f_statusPercent < 10) {
$others = $others + $value['status_count'];
$statsTopStatus[$nextElement]['status_count'] = $statsTopStatus[$nextElement]['status_count'] + $value['status_count'];
$statsTopStatus[$nextElement]['status'] = '';
$statsTopStatus[$nextElement]['msg'] = 'Others';
$statsTopStatus[$nextElement]['status_percent'] = $statsTopStatus[$nextElement]['status_percent'] + $value['status_percent'];
unset($statsTopStatus[$key]);
}
}
if ($DEBUG) {
$stoptime = microtime(true);
$timespend = $stoptime - $starttime;
$debugInfo[__FUNCTION__][$debugCount]['time'] = $timespend;
}
return $statsTopStatus;
}
// statsTopSeverity
function statsTopSeverity()
{
global $DEBUG;
if ($DEBUG) {
global $debugInfo;
$debugCount = count($debugInfo[__FUNCTION__]);
$starttime = microtime(true);
}
$filterType = 'filter';
global $filterIndexHint;
$selector = 'SELECT COUNT( events.h_severity ) AS severity_count, events.h_severity AS severity FROM date_range, events ';
if (count($_SESSION['filterIndexHint']) > 0 and $_SESSION['filterIndexHint'] != false) {
$selector = $selector . 'USE INDEX '.$filterIndexHint;
}
$selector = $selector . ' JOIN http_code ON http_code.code=events.f_status ';
// SQL Query trailer
$trailer = ' GROUP BY events.h_severity ORDER BY severity_count DESC LIMIT 0 , 10';
$extraField = array('step' => $step);
// Call superFilter to count filtered events
$statsTopSeverity = superFilter($selector, $trailer, $filterType, FALSE, $extraField);
foreach ($statsTopSeverity as $h_severity) {
$h_severityTotal = $h_severityTotal + $h_severity['severity_count'];
}
// make status less then 5% aggregated on 'others'
$nextElement = count($statsTopSeverity);
foreach ($statsTopSeverity as $key => $value) {
$h_severityPercent = round($value['severity_count'] * 100 / $h_severityTotal, 2);
$statsTopSeverity[$key]['severity_percent'] = $h_severityPercent;
$value['severity_percent'] = $h_severityPercent;
}
if ($DEBUG) {
$stoptime = microtime(true);
$timespend = $stoptime - $starttime;
$debugInfo[__FUNCTION__][$debugCount]['time'] = $timespend;
}
return $statsTopSeverity;
}
function statsTopPath()
{
global $DEBUG;
global $filterIndexHint;
if ($DEBUG) {
global $debugInfo;
$debugCount = count($debugInfo[__FUNCTION__]);
$starttime = microtime(true);
}
$filterType = 'filter';
global $filterIndexHint;
// Query for events
$selector = 'SELECT COUNT( events.b_path ) AS b_path_count, b_path FROM date_range, events ';
if (count($_SESSION['filterIndexHint']) > 0 and $_SESSION['filterIndexHint'] != false) {
$selector = $selector . 'USE INDEX '.$filterIndexHint;
}
// SQL Query trailer
$trailer = ' GROUP BY events.b_path ORDER BY b_path_count DESC LIMIT 0 , 10';
// Call superFilter to count filtered events
$statsTopPath = superFilter($selector, $trailer, $filterType, FALSE, $extraField);
if ($DEBUG) {
$stoptime = microtime(true);
$timespend = $stoptime - $starttime;
$debugInfo[__FUNCTION__][$debugCount]['time'] = $timespend;
}
return $statsTopPath;
}
function statsTopCC()
{
global $DEBUG;
if ($DEBUG) {
global $debugInfo;
$debugCount = count($debugInfo[__FUNCTION__]);
$starttime = microtime(true);
}
$filterType = 'filter';
global $filterIndexHint;
// Query for events
$selector = 'SELECT COUNT( events.a_client_ip_cc ) AS client_cc_count, a_client_ip_cc AS client_cc FROM date_range, events ';
if (count($_SESSION['filterIndexHint']) > 0 and $_SESSION['filterIndexHint'] != false) {
$selector = $selector . 'USE INDEX '.$filterIndexHint;
}
// SQL Query trailer
$trailer = ' GROUP BY events.a_client_ip_cc ORDER BY client_cc_count DESC LIMIT 0 , 10';
// Call superFilter to count filtered events
$statsTopSources = superFilter($selector, $trailer, $filterType, FALSE, $extraField);
if ($DEBUG) {
$stoptime = microtime(true);
$timespend = $stoptime - $starttime;
$debugInfo[__FUNCTION__][$debugCount]['time'] = $timespend;
}
return $statsTopSources;
}
function statsTopASN()
{
global $DEBUG;
if ($DEBUG) {
global $debugInfo;
$debugCount = count($debugInfo[__FUNCTION__]);
$starttime = microtime(true);
}
$filterType = 'filter';
global $filterIndexHint;
// Query for events
$selector = 'SELECT COUNT( events.a_client_ip_asn ) AS client_ASN_count, a_client_ip_asn AS client_ASN FROM date_range, events ';
if (count($_SESSION['filterIndexHint']) > 0 and $_SESSION['filterIndexHint'] != false) {
$selector = $selector . 'USE INDEX '.$filterIndexHint;
}
// SQL Query trailer
$trailer = ' GROUP BY events.a_client_ip_asn ORDER BY client_ASN_count DESC LIMIT 0 , 10';
// Call superFilter to count filtered events
$statsTopSources = superFilter($selector, $trailer, $filterType, FALSE, $extraField);
if ($DEBUG) {
$stoptime = microtime(true);
$timespend = $stoptime - $starttime;
$debugInfo[__FUNCTION__][$debugCount]['time'] = $timespend;
}
return $statsTopSources;
}
function array_multimerge ($array1, $array2)
{
if (is_array($array2) && count($array2)) {
foreach ($array2 as $k => $v) {
if (is_array($v) && count($v)) {
$array1[$k] = array_multimerge($array1[$k], $v);
} else {
$array1[$k] = $v;
}
}
}
return $array1;
}
// checkUser: validate user against userbase or external userbase
function checkUser($username, $password)
{
global $DEBUG;
if ($DEBUG) {
global $debugInfo;
$debugCount = count($debugInfo[__FUNCTION__]);
$starttime = microtime(true);
}
/* prepare statement using PDO*/
global $dbconn;
$sha1Password = sha1($password);
$sqlcheckUser = 'SELECT `user_id`, `username`, `email` FROM users WHERE username = :username AND password = :password';
if ($DEBUG) {
$debugInfo[__FUNCTION__][$debugCount]['query'] = $sqlcheckUser;
}
try {
$query_sth = $dbconn->prepare($sqlcheckUser);
$query_sth->bindParam(":username", $username);
$query_sth->bindParam(":password", $sha1Password);
// Execute the query
$query_sth->execute();
$checkUser = $query_sth->fetchAll(PDO::FETCH_ASSOC);
$userCount = count($checkUser);
if ($userCount == 1) {
$checkUser[0]['result'] = TRUE;
} else {
$checkUser[0]['result'] = FALSE;
}
if ($checkUser[0]['user_id'] == "1" AND $password == "admin") {
$checkUser[0]['changePass'] = true;
}
} catch (PDOException $e) {
header("HTTP/1.1 500 Internal Server Error");
header("Status: 500");
print "HTTP/1.1 500 Internal Server Error \n";
if ($DEBUG) {
print "Error (".__FUNCTION__.") Message: " . $e->getMessage() . "\n";
print "Error (".__FUNCTION__.") getTraceAsString: " . $e->getTraceAsString() . "\n";
}
exit();
}
if ($DEBUG) {
$stoptime = microtime(true);
$timespend = $stoptime - $starttime;
$debugInfo[__FUNCTION__][$debugCount]['time'] = $timespend;
}
return $checkUser;
}
// getTagID Get Tag ID based on tag string
function getTagID($tag_string)
{
global $DEBUG;
if ($DEBUG) {
global $debugInfo;
$debugCount = count($debugInfo[__FUNCTION__]);
$starttime = microtime(true);
}
/* prepare statement using PDO*/
global $dbconn;
global $APC_ON;
global $CACHE_TIMEOUT;
if ($APC_ON AND ($tag_id = apc_fetch('tag_'.sha1($tag_string)))) {
$tag_id = $tag_id;
} else {
$sqlGetTagId = '
SELECT `tag_id`, `tag_name` FROM `tags`
UNION
SELECT `tag_id`, `tag_name` FROM `tags_custom`
';
if ($DEBUG) {
$debugInfo[__FUNCTION__][$debugCount]['query'] = $sqlGetTagId;
}
try {
$query_sth = $dbconn->prepare($sqlGetTagId);
// Execute the query
$query_sth->execute();
$GetTagId = $query_sth->fetchAll(PDO::FETCH_ASSOC);
$tagCount = $query_sth->rowCount();
$queryStatus = $query_sth->errorCode();
if ($queryStatus != 0 OR $tagCount == 0) {
header("HTTP/1.1 500 Internal Server Error");
header("Status: 500");
global $MLOG2WAFFLE_DEBUG;
if ($MLOG2WAFFLE_DEBUG) {
$arr = $query_sth->errorInfo();
print_r($arr);
}
exit();
} else {
foreach ($GetTagId as $Tag) {
if ($tag_string == $Tag['tag_name']) {
$tag_id = $Tag['tag_id'];
}
if ($APC_ON) {
apc_store('tag_'.sha1($Tag['tag_name']), $Tag['tag_id'], $CACHE_TIMEOUT);
}
}
// if no tag found, a custom tag will be created on tags_custom table
if (!isset($tag_id) OR $tag_id == "") {
$sqlNewTagId = 'INSERT INTO `tags_custom` (`tag_name`, `tag_title`) VALUES(:TagName, :TagTitle)';
if ($DEBUG) {
$debugInfo[__FUNCTION__][$debugCount]['query'] = $sqlNewTagId;
}
try {
$queryNewTag_sth = $dbconn->prepare($sqlNewTagId);
$queryNewTag_sth->bindParam(":TagName", $tag_string);
$queryNewTag_sth->bindParam(":TagTitle", $tag_string);
$queryNewTag_sth->execute();
$tag_id = $dbconn->lastInsertId();
$insertStatus = $queryNewTag_sth->errorCode();
$arr = $queryNewTag_sth->errorInfo();
if ($APC_ON) {
apc_store('tag_'.sha1($tag_name), $tag_id, $CACHE_TIMEOUT);
}
} catch (PDOException $e) {
header("HTTP/1.1 500 Internal Server Error");
header("Status: 500");
print "HTTP/1.1 500 Internal Server Error \n";
global $MLOG2WAFFLE_DEBUG;
if ($MLOG2WAFFLE_DEBUG OR $DEBUG) {
print "Error (".__FUNCTION__.") Message: " . $e->getMessage() . "\n";
print "Error (".__FUNCTION__.") getTraceAsString: " . $e->getTraceAsString() . "\n";
}
exit();
}
}
}
} catch (PDOException $e) {
header("HTTP/1.1 500 Internal Server Error");
header("Status: 500");
print "HTTP/1.1 500 Internal Server Error \n";
global $MLOG2WAFFLE_DEBUG;
if ($MLOG2WAFFLE_DEBUG OR $DEBUG) {
print "Error (".__FUNCTION__.") Message: " . $e->getMessage() . "\n";
print "Error (".__FUNCTION__.") getTraceAsString: " . $e->getTraceAsString() . "\n";
}
exit();
}
}
if ($DEBUG) {
$stoptime = microtime(true);
$timespend = $stoptime - $starttime;
$debugInfo[__FUNCTION__][$debugCount]['time'] = $timespend;
}
return $tag_id;
}
// getTagName Get Tag Name based on tag id
function getTagName($tag_id)
{
global $DEBUG;
if ($DEBUG) {
global $debugInfo;
$debugCount = count($debugInfo[__FUNCTION__]);
$starttime = microtime(true);
}
/* prepare statement using PDO*/
global $dbconn;
global $APC_ON;
global $CACHE_TIMEOUT;
if ($APC_ON AND ($tag_name = apc_fetch('tag_'.$tag_id))) {
$tag_name = $tag_name;
} else {
$sqlGetTagName = '
SELECT `tag_id`, `tag_name` FROM `tags`
UNION
SELECT `tag_id`, `tag_name` FROM `tags_custom`
';
if ($DEBUG) {
$debugInfo[__FUNCTION__][$debugCount]['query'] = $sqlGetTagName;
}
try {
$query_sth = $dbconn->prepare($sqlGetTagName);
$query_sth->bindParam(":tag_id", $tag_id);
$query_sth->bindParam(":tag_idCustom", $tag_id);
// Execute the query
$query_sth->execute();
$GetTagName = $query_sth->fetchAll(PDO::FETCH_ASSOC);
foreach ($GetTagName as $Tag) {
if ($tag_id == $Tag['tag_id']) {
$tag_name = $Tag['tag_name'];
}
if ($APC_ON) {
// apc_store('tag_'.$tag_id, $Tag['tag_name'], $CACHE_TIMEOUT);
print "";
}
}
} catch (PDOException $e) {
header("HTTP/1.1 500 Internal Server Error");
header("Status: 500");
print "HTTP/1.1 500 Internal Server Error \n";
if ($DEBUG) {
print "Error (".__FUNCTION__.") Message: " . $e->getMessage() . "\n";
print "Error (".__FUNCTION__.") getTraceAsString: " . $e->getTraceAsString() . "\n";
}
exit();
}
}
if ($DEBUG) {
$stoptime = microtime(true);
$timespend = $stoptime - $starttime;
$debugInfo[__FUNCTION__][$debugCount]['time'] = $timespend;
}
return $tag_name;
}
// getTags Fetch all Tag
function getTags()
{
global $DEBUG;
if ($DEBUG) {
global $debugInfo;
$debugCount = count($debugInfo[__FUNCTION__]);
$starttime = microtime(true);
}
/* prepare statement using PDO*/
global $dbconn;
global $APC_ON;
global $CACHE_TIMEOUT;
if ($APC_ON AND ($tags = apc_fetch('tags'))) {
$tags = $tags;
} else {
$sqlGetTags = ' SELECT `tag_id`, `tag_name` FROM `tags`
UNION
SELECT `tag_id`, `tag_name` FROM `tags_custom`
ORDER BY tag_name';
if ($DEBUG) {
$debugInfo[__FUNCTION__][$debugCount]['query'] = $sqlGetTags;
}
try {
$query_sth = $dbconn->prepare($sqlGetTags);
// Execute the query
$query_sth->execute();
$tagsList = $query_sth->fetchAll(PDO::FETCH_ASSOC);
$queryStatus = $query_sth->errorCode();
/*
if ($APC_ON) {
// apc_store('tags', $tagsList, $CACHE_TIMEOUT);
print "";
}
*/
} catch (PDOException $e) {
header("HTTP/1.1 500 Internal Server Error");
header("Status: 500");
print "HTTP/1.1 500 Internal Server Error \n";
if ($DEBUG) {
print "Error (".__FUNCTION__.") Message: " . $e->getMessage() . "\n";
print "Error (".__FUNCTION__.") getTraceAsString: " . $e->getTraceAsString() . "\n";
}
exit();
}
}
if ($DEBUG) {
$stoptime = microtime(true);
$timespend = $stoptime - $starttime;
$debugInfo[__FUNCTION__][$debugCount]['time'] = $timespend;
}
return $tagsList;
}
// process all filter operation, receive a sql selector and trailer, the type of filter (filter, delete, fp), if should count events, and some extra fields
function superFilter($selector, $trailer, $filterType, $count = FALSE, $extraField = array())
{
global $DEBUG;
if ($DEBUG) {
global $debugInfo;
$debugCount = count($debugInfo[__FUNCTION__]);
$starttime = microtime(true);
}
/* prepare statement using PDO*/
global $dbconn;
// Start filter composition
$sql = $selector;
if (isset($_SESSION[$filterType]['StDate']) AND isset($_SESSION[$filterType]['StTime']) AND isset($_SESSION[$filterType]['FnDate']) AND isset($_SESSION[$filterType]['FnTime'])) {
global $tempDate;
if (!$tempDate) {
// Create a temp table with date range
$sqlCreateDateRangeTempTable='CREATE TEMPORARY TABLE IF NOT EXISTS `date_range` (`a_date` DATE NOT NULL)';
try {
$sthTempTable = $dbconn->prepare($sqlCreateDateRangeTempTable);
$sthTempTable->execute();
$insertTempDateRange = 'INSERT INTO `date_range`
(`a_date`) SELECT DISTINCT a_date FROM events WHERE a_date BETWEEN :startDate AND :stopDate ORDER BY a_date DESC';
$st_dateRange = $dbconn->prepare($insertTempDateRange);
try {
$st_dateRange->bindParam(":startDate", $_SESSION[$filterType]['StDate']);
$st_dateRange->bindParam(":stopDate", $_SESSION[$filterType]['FnDate']);
$st_dateRange->execute();
} catch (PDOException $e) {
header("HTTP/1.1 500 Internal Server Error");
header("Status: 500");
print "HTTP/1.1 500 Internal Server Error \n";
if ($DEBUG) {
print "Error (".__FUNCTION__.") Message: " . $e->getMessage() . "\n";
print "Error (".__FUNCTION__.") getTraceAsString: " . $e->getTraceAsString() . "\n";
}
exit();
}
$tempDate = true;
} catch (PDOException $e) {
header("HTTP/1.1 500 Internal Server Error");
header("Status: 500");
print "HTTP/1.1 500 Internal Server Error \n";
if ($DEBUG) {
print "Error (".__FUNCTION__.") Message: " . $e->getMessage() . "\n";
print "Error (".__FUNCTION__.") getTraceAsString: " . $e->getTraceAsString() . "\n";
}
exit();
}
}
// workaround for mysql limitation of only one access to temp table per query;
global $tempDatetag;
if (!$tempDatetag) {
// Create a temp table with date range
$sqlCreateDateRangeTagTempTable='CREATE TEMPORARY TABLE IF NOT EXISTS `date_rangeMsg` (`a_date` DATE NOT NULL)';
try {
$sthTempTableTag = $dbconn->prepare($sqlCreateDateRangeTagTempTable);
$sthTempTableTag->execute();
$insertTempDateRangeTag = 'INSERT INTO `date_rangeMsg` (`a_date`) SELECT DISTINCT a_date FROM events WHERE a_date BETWEEN :startDate AND :stopDate ORDER BY a_date DESC';
$st_dateRangeTag = $dbconn->prepare($insertTempDateRangeTag);
try {
$st_dateRangeTag->bindParam(":startDate", $_SESSION[$filterType]['StDate']);
$st_dateRangeTag->bindParam(":stopDate", $_SESSION[$filterType]['FnDate']);
$st_dateRangeTag->execute();
} catch (PDOException $e) {
header("HTTP/1.1 500 Internal Server Error");
header("Status: 500");
print "HTTP/1.1 500 Internal Server Error \n";
if ($DEBUG) {
print "Error (".__FUNCTION__.") Message: " . $e->getMessage() . "\n";
print "Error (".__FUNCTION__.") getTraceAsString: " . $e->getTraceAsString() . "\n";
}
exit();
}
$tempDatetag = true;
} catch (PDOException $e) {
header("HTTP/1.1 500 Internal Server Error");
header("Status: 500");
print "HTTP/1.1 500 Internal Server Error \n";
if ($DEBUG) {
print "Error (".__FUNCTION__.") Message: " . $e->getMessage() . "\n";
print "Error (".__FUNCTION__.") getTraceAsString: " . $e->getTraceAsString() . "\n";
}
exit();
}
}
$startdate = $_SESSION[$filterType]['StDate'] . " " . $_SESSION[$filterType]['StTime'];
$enddate = $_SESSION[$filterType]['FnDate'] . " " . $_SESSION[$filterType]['FnTime'];