Hostname();}, $Servers));
switch ($view) {
case 'login': {
if (defined('ZM_OPT_USE_GOOG_RECAPTCHA')
&& defined('ZM_OPT_GOOG_RECAPTCHA_SITEKEY')
&& defined('ZM_OPT_GOOG_RECAPTCHA_SECRETKEY')
&& ZM_OPT_USE_GOOG_RECAPTCHA && ZM_OPT_GOOG_RECAPTCHA_SITEKEY && ZM_OPT_GOOG_RECAPTCHA_SECRETKEY) {
$additionalScriptSrc .= ' https://www.google.com';
}
// fall through
}
case 'bandwidth':
case 'blank':
case 'console':
case 'controlcap':
case 'cycle':
case 'donate':
case 'download':
case 'error':
case 'events':
case 'export':
case 'frame':
case 'function':
case 'log':
case 'logout':
case 'optionhelp':
case 'options':
case 'plugin':
case 'postlogin':
case 'privacy':
case 'server':
case 'state':
case 'status':
case 'storage':
case 'version': {
// Enforce script-src on pages where inline scripts and event handlers have been fixed.
header("Content-Security-Policy: script-src 'self' 'nonce-$nonce' $additionalScriptSrc");
break;
}
default: {
// Use Report-Only mode on all other pages.
header("Content-Security-Policy-Report-Only: script-src 'self' 'nonce-$nonce' $additionalScriptSrc;".
(ZM_CSP_REPORT_URI ? ' report-uri '.ZM_CSP_REPORT_URI : '' )
);
break;
}
}
}
function CORSHeaders() {
if ( isset($_SERVER['HTTP_ORIGIN']) ) {
# The following is left for future reference/use.
$valid = false;
global $Servers;
if ( ! $Servers )
$Servers = ZM\Server::find();
if ( sizeof($Servers) < 1 ) {
# Only need CORSHeaders in the event that there are multiple servers in use.
# ICON: Might not be true. multi-port?
if ( ZM_MIN_STREAMING_PORT ) {
ZM\Debug('Setting default Access-Control-Allow-Origin from ' . $_SERVER['HTTP_ORIGIN']);
header('Access-Control-Allow-Origin: ' . $_SERVER['HTTP_ORIGIN']);
header('Access-Control-Allow-Headers: x-requested-with,x-request');
}
return;
}
foreach ( $Servers as $Server ) {
if (
preg_match('/^(https?:\/\/)?'.preg_quote($Server->Hostname(),'/').'/i', $_SERVER['HTTP_ORIGIN'])
or
preg_match('/^(https?:\/\/)?'.preg_quote($Server->Name(),'/').'/i', $_SERVER['HTTP_ORIGIN'])
) {
$valid = true;
ZM\Debug('Setting Access-Control-Allow-Origin from '.$_SERVER['HTTP_ORIGIN']);
header('Access-Control-Allow-Origin: ' . $_SERVER['HTTP_ORIGIN']);
header('Access-Control-Allow-Headers: x-requested-with,x-request');
break;
}
}
if ( !$valid ) {
ZM\Warning($_SERVER['HTTP_ORIGIN'] . ' is not found in servers list.');
}
}
}
function getMimeType( $file ) {
if ( function_exists('mime_content_type') ) {
return mime_content_type($file);
} elseif ( function_exists('finfo_file') ) {
$finfo = finfo_open(FILEINFO_MIME);
$mimeType = finfo_file($finfo, $file);
finfo_close($finfo);
return $mimeType;
}
return trim(exec('file -bi '.escapeshellarg($file).' 2>/dev/null'));
}
function outputVideoStream($id, $src, $width, $height, $format, $title='') {
echo getVideoStreamHTML($id, $src, $width, $height, $format, $title);
}
function getVideoStreamHTML($id, $src, $width, $height, $format, $title='') {
$html = '';
$width = validInt($width);
$height = validInt($height);
$title = validHtmlStr($title);
if ( file_exists($src) ) {
$mimeType = getMimeType($src);
} else {
switch( $format ) {
case 'asf' :
$mimeType = 'video/x-ms-asf';
break;
case 'avi' :
case 'wmv' :
$mimeType = 'video/x-msvideo';
break;
case 'mov' :
$mimeType = 'video/quicktime';
break;
case 'mpg' :
case 'mpeg' :
$mimeType = 'video/mpeg';
break;
case 'swf' :
$mimeType = 'application/x-shockwave-flash';
break;
case '3gp' :
$mimeType = 'video/3gpp';
break;
default :
$mimeType = 'video/'.$format;
break;
}
}
if ( !$mimeType || ($mimeType == 'application/octet-stream') )
$mimeType = 'video/'.$format;
if ( ZM_WEB_USE_OBJECT_TAGS ) {
switch( $mimeType ) {
case 'video/x-ms-asf' :
case 'video/x-msvideo' :
case 'video/mp4' :
if ( isWindows() ) {
return '';
}
case 'video/quicktime' :
return '';
case 'application/x-shockwave-flash' :
return '';
} # end switch
} # end if use object tags
return '
';
}
function outputImageStream( $id, $src, $width, $height, $title='' ) {
echo getImageStreamHTML( $id, $src, $width, $height, $title );
}
// width and height MUST be valid and include the px
function getImageStreamHTML( $id, $src, $width, $height, $title='' ) {
if ( canStreamIframe() ) {
return '';
} else {
return '
';
}
}
function outputControlStream($src, $width, $height, $monitor, $scale, $target) {
?>
';
}
function outputImageStill($id, $src, $width, $height, $title='') {
echo getImageStill($id, $src, $width, $height, $title='');
}
function getImageStill($id, $src, $width, $height, $title='') {
return '';
}
function getWebSiteUrl($id, $src, $width, $height, $title='') {
# Prevent unsightly warnings when php cannot verify the ssl certificate
stream_context_set_default( [
'ssl' => [
'verify_peer' => false,
'verify_peer_name' => false,
],
]);
# The End User can turn off the following warning under Options -> Web
if ( ZM_WEB_XFRAME_WARN ) {
$header = get_headers($src, 1);
# If the target website has set X-Frame-Options, check it for "sameorigin" and warn the end user
if ( array_key_exists('X-Frame-Options', $header) ) {
$header = $header['X-Frame-Options'];
if ( stripos($header, 'sameorigin') === 0 )
ZM\Warning('Web site '.$src.' has X-Frame-Options set to sameorigin. An X-Frame-Options browser plugin is required to display this site.');
}
}
return '';
}
function outputControlStill($src, $width, $height, $monitor, $scale, $target) {
?>
getStreamSrc(array('mode'=>'mpeg', 'format'=>'h264'));
}
function deletePath( $path ) {
ZM\Debug('Deleting '.$path);
if ( is_dir($path) ) {
system(escapeshellcmd('rm -rf '.$path));
} else if ( file_exists($path) ) {
unlink($path);
}
}
function deleteEvent($event) {
if ( empty($event) ) {
ZM\Error('Empty event passed to deleteEvent.');
return;
}
if ( gettype($event) != 'array' ) {
# $event could be an eid, so turn it into an event hash
$event = new ZM\Event($event);
}
if ( $event->Archived() ) {
ZM\Info('Cannot delete Archived event.');
return;
} # end if Archived
global $user;
if ( $user['Events'] == 'Edit' ) {
$event->delete();
} # CAN EDIT
}
/**
* $label must be already escaped. It can't be done here since it sometimes contains HTML tags.
*/
function makeLink($url, $label, $condition=1, $options='') {
$string = '';
if ( $condition ) {
$string .= '';
}
$string .= $label;
if ( $condition ) {
$string .= '';
}
return $string;
}
//Make it slightly easier to create a link to help text modal
function makeHelpLink($ohndx) {
$string = ' (?)';
return $string;
}
function makeButton($url, $buttonValue, $condition=1, $options='') {
$string = ''.translate($buttonValue).''.PHP_EOL;
return $string;
}
function htmlSelect($name, $contents, $values, $behaviours=false) {
$behaviourText = '';
if ( !empty($behaviours) ) {
if ( is_array($behaviours) ) {
foreach ( $behaviours as $event=>$action ) {
$behaviourText .= ' '.$event.'="'.$action.'"';
}
} else {
$behaviourText = ' onchange="'.$behaviours.'"';
}
}
return '';
}
function htmlOptions($options, $values) {
$options_html = '';
$has_selected = false;
foreach ( $options as $value=>$option ) {
$disabled = 0;
$text = '';
if ( is_array($option) ) {
if ( isset($option['Name']) )
$text = $option['Name'];
else if ( isset($option['text']) )
$text = $option['text'];
if ( isset($option['disabled']) ) {
$disabled = $option['disabled'];
}
} else if ( is_object($option) ) {
$text = $option->Name();
} else {
$text = $option;
}
$selected = is_array($values) ? in_array($value, $values) : (!strcmp($value, $values));
if ( !$has_selected )
$has_selected = $selected;
$options_html .= ''.PHP_EOL;
} # end foreach options
if ( $values and ((!is_array($values)) or count($values) ) and ! $has_selected ) {
ZM\Warning('Specified value '.print_r($values, true).' not in contents: '.print_r($options, true));
}
return $options_html;
} # end function htmlOptions
function truncText($text, $length, $deslash=1) {
return preg_replace('/^(.{'.$length.',}?)\b.*$/', '\\1…', ($deslash?stripslashes($text):$text));
}
function buildSelect($name, $contents, $behaviours=false) {
$value = '';
if ( preg_match('/^\s*(\w+)\s*(\[.*\])?\s*$/', $name, $matches) && (count($matches) > 2) ) {
$arr = $matches[1];
if ( isset($GLOBALS[$arr]) )
$value = $GLOBALS[$arr];
elseif ( isset($_REQUEST[$arr]) )
$value = $_REQUEST[$arr];
if ( !preg_match_all('/\[\s*[\'"]?(\w+)["\']?\s*\]/', $matches[2], $matches) ) {
ZM\Fatal("Can't parse selector '$name'");
}
for ( $i = 0; $i < count($matches[1]); $i++ ) {
$idx = $matches[1][$i];
$value = isset($value[$idx])?$value[$idx]:false;
}
} else {
if ( isset($GLOBALS[$name]) )
$value = $GLOBALS[$name];
elseif ( isset($_REQUEST[$name]) )
$value = $_REQUEST[$name];
}
ob_start();
$behaviourText = '';
if ( !empty($behaviours) ) {
if ( is_array($behaviours) ) {
foreach ( $behaviours as $event=>$action ) {
$behaviourText .= ' '.$event.'="'.$action.'"';
}
} else {
$behaviourText = ' data-on-change-this="'.$behaviours.'"';
}
}
?>
$value ) {
if ( $columns && !isset($columns[$key]) )
continue;
if ( !isset($types[$key]) )
$types[$key] = false;
switch ( $types[$key] ) {
case 'set' :
if ( is_array($newValues[$key]) ) {
if ( (!isset($values[$key])) or ( join(',',$newValues[$key]) != $values[$key] ) ) {
$changes[$key] = "`$key` = ".dbEscape(join(',',$newValues[$key]));
}
} else if ( (!isset($values[$key])) or $values[$key] ) {
$changes[$key] = "`$key` = ''";
}
break;
case 'image' :
if ( is_array( $newValues[$key] ) ) {
$imageData = getimagesize( $newValues[$key]['tmp_name'] );
$changes[$key.'Width'] = $key.'Width = '.$imageData[0];
$changes[$key.'Height'] = $key.'Height = '.$imageData[1];
$changes[$key.'Type'] = $key.'Type = \''.$newValues[$key]['type'].'\'';
$changes[$key.'Size'] = $key.'Size = '.$newValues[$key]['size'];
ob_start();
readfile( $newValues[$key]['tmp_name'] );
$changes[$key] = $key." = ".dbEscape( ob_get_contents() );
ob_end_clean();
} else {
$changes[$key] = "$key = ".dbEscape($value);
}
break;
case 'document' :
if ( is_array( $newValues[$key] ) ) {
$imageData = getimagesize( $newValues[$key]['tmp_name'] );
$changes[$key.'Type'] = $key.'Type = \''.$newValues[$key]['type'].'\'';
$changes[$key.'Size'] = $key.'Size = '.$newValues[$key]['size'];
ob_start();
readfile( $newValues[$key]['tmp_name'] );
$changes[$key] = $key.' = '.dbEscape( ob_get_contents() );
ob_end_clean();
} else {
$changes[$key] = $key . ' = '.dbEscape($value);
}
break;
case 'file' :
$changes[$key.'Type'] = $key.'Type = '.dbEscape($newValues[$key]['type']);
$changes[$key.'Size'] = $key.'Size = '.dbEscape($newValues[$key]['size']);
ob_start();
readfile( $newValues[$key]['tmp_name'] );
$changes[$key] = $key.' = \''.dbEscape( ob_get_contents() ).'\'';
ob_end_clean();
break;
case 'raw' :
if ( (!isset($values[$key])) or ($values[$key] != $value) ) {
$changes[$key] = $key . ' = '.dbEscape($value);
}
break;
case 'toggle' :
if ( (!isset($values[$key])) or $values[$key] != $value ) {
if ( empty($value) ) {
$changes[$key] = $key.' = 0';
} else {
$changes[$key] = $key.' = 1';
//$changes[$key] = $key . ' = '.dbEscape(trim($value));
}
}
break;
case 'integer' :
if ( (!isset($values[$key])) or $values[$key] != $value ) {
$changes[$key] = $key . ' = '.intval($value);
}
break;
default :
if ( !isset($values[$key]) || ($values[$key] != $value) ) {
if ( ! isset($value) || $value == '' ) {
$changes[$key] = "`$key` = NULL";
} else {
$changes[$key] = "`$key` = ".dbEscape(trim($value));
}
}
break;
} // end switch
} // end foreach newvalues
foreach ( $values as $key=>$value ) {
if ( !empty($columns[$key]) ) {
if ( !empty($types[$key]) ) {
if ( $types[$key] == 'toggle' ) {
if ( !isset($newValues[$key]) && !empty($value) ) {
$changes[$key] = "`$key` = 0";
}
} else if ( $types[$key] == 'set' ) {
$changes[$key] = "`$key` = ''";
}
}
}
}
return $changes;
}
function getBrowser(&$browser, &$version) {
if ( isset($_SESSION['browser']) ) {
$browser = $_SESSION['browser'];
$version = $_SESSION['version'];
} else {
if (
( preg_match('/MSIE (.*?);/', $_SERVER['HTTP_USER_AGENT'], $logVersion))
||
( preg_match('/.*Trident.*rv:(.*?)(;|\))/', $_SERVER['HTTP_USER_AGENT'], $logVersion))
) {
$version = $logVersion[1];
$browser = 'ie';
} else if ( preg_match('/Chrome\/([0-9.]+)/', $_SERVER['HTTP_USER_AGENT'], $logVersion) ) {
$version = $logVersion[1];
// Check for old version of Chrome with bug 5876
if ( $version < 7 ) {
$browser = 'oldchrome';
} else {
$browser = 'chrome';
}
} else if ( preg_match('/Safari\/([0-9.]+)/', $_SERVER['HTTP_USER_AGENT'], $logVersion) ) {
$version = $logVersion[1];
$browser = 'safari';
} else if ( preg_match('/Opera[ \/]([0-9].[0-9]{1,2})/', $_SERVER['HTTP_USER_AGENT'], $logVersion) ) {
$version = $logVersion[1];
$browser = 'opera';
} else if ( preg_match('/Konqueror\/([0-9.]+)/', $_SERVER['HTTP_USER_AGENT'], $logVersion) ) {
$version = $logVersion[1];
$browser = 'konqueror';
} else if ( preg_match('/Mozilla\/([0-9].[0-9]{1,2})/', $_SERVER['HTTP_USER_AGENT'], $logVersion) ) {
$version = $logVersion[1];
$browser = 'mozilla';
} else {
$version = 0;
$browser = 'unknown';
}
$_SESSION['browser'] = $browser;
$_SESSION['version'] = $version;
}
}
function isMozilla() {
getBrowser($browser, $version);
return $browser == 'mozilla';
}
function isKonqueror() {
getBrowser($browser, $version);
return $browser == 'konqueror';
}
function isInternetExplorer() {
getBrowser($browser, $version);
return $browser == 'ie';
}
function isOldChrome() {
getBrowser($browser, $version);
return $browser == 'oldchrome';
}
function isChrome() {
getBrowser($browser, $version);
return $browser == 'chrome';
}
function isOpera() {
getBrowser($browser, $version);
return $browser == 'opera';
}
function isSafari() {
getBrowser($browser, $version);
return $browser == 'safari';
}
function isWindows() {
return preg_match('/Win/', $_SERVER['HTTP_USER_AGENT']);
}
function canStreamIframe() {
return isKonqueror();
}
function canStreamNative() {
// Old versions of Chrome can display the stream, but then it blocks everything else (Chrome bug 5876)
return ( ZM_WEB_CAN_STREAM == 'yes' || ( ZM_WEB_CAN_STREAM == 'auto' && (!isInternetExplorer() && !isOldChrome()) ) );
}
function canStreamApplet() {
if ( (ZM_OPT_CAMBOZOLA && !file_exists( ZM_PATH_WEB.'/'.ZM_PATH_CAMBOZOLA )) ) {
ZM\Warning('ZM_OPT_CAMBOZOLA is enabled, but the system cannot find '.ZM_PATH_WEB.'/'.ZM_PATH_CAMBOZOLA);
}
return (ZM_OPT_CAMBOZOLA && file_exists(ZM_PATH_WEB.'/'.ZM_PATH_CAMBOZOLA));
}
function canStream() {
return canStreamNative() | canStreamApplet();
}
function packageControl($command) {
$string = ZM_PATH_BIN.'/zmpkg.pl '.escapeshellarg($command);
$string .= ' 2>/dev/null >&- <&- >/dev/null';
exec($string);
}
function daemonControl($command, $daemon=false, $args=false) {
$string = escapeshellcmd(ZM_PATH_BIN).'/zmdc.pl '.$command;
if ( $daemon ) {
$string .= ' ' . $daemon;
if ( $args ) {
$string .= ' ' . $args;
}
}
$string = escapeshellcmd($string);
#$string .= ' 2>/dev/null >&- <&- >/dev/null';
ZM\Debug('daemonControl '.$string);
exec($string);
}
function zmcControl($monitor, $mode=false) {
$Monitor = new ZM\Monitor($monitor);
return $Monitor->zmcControl($mode);
}
function initDaemonStatus() {
global $daemon_status;
if ( !isset($daemon_status) ) {
if ( daemonCheck() ) {
$string = ZM_PATH_BIN.'/zmdc.pl status';
$daemon_status = shell_exec($string);
} else {
$daemon_status = '';
}
}
}
function daemonStatus($daemon, $args=false) {
global $daemon_status;
initDaemonStatus();
$string = $daemon;
if ( $args ) {
if ( is_array($args) ) {
$string .= join(' ', $args);
} else {
$string .= ' ' . $args;
}
}
return ( strpos($daemon_status, "'$string' running") !== false );
}
function zmcStatus($monitor) {
if ( $monitor['Type'] == 'Local' ) {
$zmcArgs = '-d '.$monitor['Device'];
} else {
$zmcArgs = '-m '.$monitor['Id'];
}
return daemonStatus('zmc', $zmcArgs);
}
function daemonCheck($daemon=false, $args=false) {
$string = ZM_PATH_BIN.'/zmdc.pl check';
if ( $daemon ) {
$string .= ' ' . $daemon;
if ( $args )
$string .= ' '. $args;
}
$string = escapeshellcmd($string);
$result = exec($string);
return preg_match('/running/', $result);
}
function zmcCheck($monitor) {
if ( $monitor['Type'] == 'Local' ) {
$zmcArgs = '-d '.$monitor['Device'];
} else {
$zmcArgs = '-m '.$monitor['Id'];
}
return daemonCheck('zmc', $zmcArgs);
}
function getImageSrc($event, $frame, $scale=SCALE_BASE, $captureOnly=false, $overwrite=false) {
$Event = new ZM\Event($event);
return $Event->getImageSrc($frame, $scale, $captureOnly, $overwrite);
}
function viewImagePath($path, $querySep='&') {
return '?view=image'.$querySep.'path='.$path;
}
function createListThumbnail($event, $overwrite=false) {
# Load the frame with the highest score to use as a thumbnail
if ( !($frame = dbFetchOne('SELECT * FROM Frames WHERE EventId=? AND Score=? ORDER BY FrameId LIMIT 1', NULL, array($event['Id'], $event['MaxScore']) )) )
return false;
$frameId = $frame['FrameId'];
if ( ZM_WEB_LIST_THUMB_WIDTH ) {
$thumbWidth = ZM_WEB_LIST_THUMB_WIDTH;
$scale = (SCALE_BASE*ZM_WEB_LIST_THUMB_WIDTH)/$event['Width'];
$thumbHeight = reScale($event['Height'], $scale);
} elseif ( ZM_WEB_LIST_THUMB_HEIGHT ) {
$thumbHeight = ZM_WEB_LIST_THUMB_HEIGHT;
$scale = (SCALE_BASE*ZM_WEB_LIST_THUMB_HEIGHT)/$event['Height'];
$thumbWidth = reScale($event['Width'], $scale);
} else {
ZM\Fatal('No thumbnail width or height specified, please check in Options->Web');
}
$imageData = getImageSrc($event, $frame, $scale, false, $overwrite);
if ( !$imageData ) {
return false;
}
$thumbData = $frame;
$thumbData['Path'] = $imageData['thumbPath'];
$thumbData['Width'] = (int)$thumbWidth;
$thumbData['Height'] = (int)$thumbHeight;
return $thumbData;
}
function createVideo($event, $format, $rate, $scale, $overwrite=false) {
$command = ZM_PATH_BIN.'/zmvideo.pl -e '.$event['Id'].' -f '.$format.' -r '.sprintf('%.2F', ($rate/RATE_BASE));
if ( preg_match('/\d+x\d+/', $scale) )
$command .= ' -S '.$scale;
else
if ( version_compare(phpversion(), '4.3.10', '>=') )
$command .= ' -s '.sprintf('%.2F', ($scale/SCALE_BASE));
else
$command .= ' -s '.sprintf('%.2f', ($scale/SCALE_BASE));
if ( $overwrite )
$command .= ' -o';
$command = escapeshellcmd($command);
$result = exec($command, $output, $status);
ZM\Debug("generating Video $command: result($result outptu:(".implode("\n", $output )." status($status");
return $status ? '' : rtrim($result);
}
# This takes more than one scale amount, so it runs through each and alters dimension.
# I can't imagine why you would want to do that.
function reScale($dimension, $dummy) {
$new_dimension = $dimension;
for ( $i = 1; $i < func_num_args(); $i++ ) {
$scale = func_get_arg($i);
if ( !empty($scale) && ($scale != '0') && ($scale != 'auto') && ($scale != SCALE_BASE) )
$new_dimension = (int)(($new_dimension*$scale)/SCALE_BASE);
}
return $new_dimension;
}
function deScale($dimension, $dummy) {
$new_dimension = $dimension;
for ( $i = 1; $i < func_num_args(); $i++ ) {
$scale = func_get_arg($i);
if ( !empty($scale) && $scale != SCALE_BASE )
$new_dimension = (int)(($new_dimension*SCALE_BASE)/$scale);
}
return $new_dimension;
}
function monitorLimitSql() {
global $user;
if ( !empty($user['MonitorIds']) )
$midSql = ' AND MonitorId IN ('.join(',', preg_split('/["\'\s]*,["\'\s]*/', $user['MonitorIds'])).')';
else
$midSql = '';
return $midSql;
}
function parseSort($saveToSession=false, $querySep='&') {
global $sortQuery, $sortColumn, $sortOrder, $limitQuery; // Outputs
if ( isset($_REQUEST['filter']['Query']['sort_field']) ) { //Handle both new and legacy filter passing
$_REQUEST['sort_field'] = $_REQUEST['filter']['Query']['sort_field'];
}
if ( isset($_REQUEST['filter']['Query']['sort_asc']) ) {
$_REQUEST['sort_asc'] = $_REQUEST['filter']['Query']['sort_asc'];
}
if ( isset($_REQUEST['filter']['Query']['limit']) ) {
$_REQUEST['limit'] = $_REQUEST['filter']['Query']['limit'];
}
if ( empty($_REQUEST['sort_field']) ) {
$_REQUEST['sort_field'] = ZM_WEB_EVENT_SORT_FIELD;
$_REQUEST['sort_asc'] = (ZM_WEB_EVENT_SORT_ORDER == 'asc');
}
switch( $_REQUEST['sort_field'] ) {
case 'Id' :
$sortColumn = 'E.Id';
break;
case 'MonitorName' :
$sortColumn = 'M.Name';
break;
case 'Name' :
$sortColumn = 'E.Name';
break;
case 'Cause' :
$sortColumn = 'E.Cause';
break;
case 'DateTime' :
$sortColumn = 'E.StartDateTime';
$_REQUEST['sort_field'] = 'StartDateTime';
break;
case 'DiskSpace' :
$sortColumn = 'E.DiskSpace';
break;
case 'StartTime' :
# legacy
$_REQUEST['sort_field'] = 'StartDateTime';
$sortColumn = 'E.StartDateTime';
break;
case 'StartDateTime' :
$sortColumn = 'E.StartDateTime';
break;
case 'EndTime' :
#legacy
$_REQUEST['sort_field'] = 'EndDateTime';
$sortColumn = 'E.EndDateTime';
break;
case 'EndDateTime' :
$sortColumn = 'E.EndDateTime';
break;
case 'Length' :
$sortColumn = 'E.Length';
break;
case 'Frames' :
$sortColumn = 'E.Frames';
break;
case 'AlarmFrames' :
$sortColumn = 'E.AlarmFrames';
break;
case 'TotScore' :
$sortColumn = 'E.TotScore';
break;
case 'AvgScore' :
$sortColumn = 'E.AvgScore';
break;
case 'MaxScore' :
$sortColumn = 'E.MaxScore';
break;
case 'FramesFrameId' :
$sortColumn = 'F.FrameId';
break;
case 'FramesType' :
$sortColumn = 'F.Type';
break;
case 'FramesTimeStamp' :
$sortColumn = 'F.TimeStamp';
break;
case 'FramesDelta' :
$sortColumn = 'F.Delta';
break;
case 'FramesScore' :
$sortColumn = 'F.Score';
break;
default:
$sortColumn = 'E.StartDateTime';
break;
}
if ( !isset($_REQUEST['sort_asc']) )
$_REQUEST['sort_asc'] = 0;
$sortOrder = $_REQUEST['sort_asc'] ? 'asc' : 'desc';
$sortQuery = $querySep.'sort_field='.validHtmlStr($_REQUEST['sort_field']).$querySep.'sort_asc='.validHtmlStr($_REQUEST['sort_asc']);
if ( !isset($_REQUEST['limit']) )
$_REQUEST['limit'] = '';
if ( $saveToSession ) {
$_SESSION['sort_field'] = validHtmlStr($_REQUEST['sort_field']);
$_SESSION['sort_asc'] = validHtmlStr($_REQUEST['sort_asc']);
}
if ($_REQUEST['limit'] != '') {
$limitQuery = '&limit='.validInt($_REQUEST['limit']);
}
}
# Historically this function has just modified the passed in filter array.
# This would normally be $_REQUEST['filter']; We don't like modifying
# request parameters. For now we will keep this behaviour, but note that we
# now return the resulting array and other code should by modified to use that.
#
# Please note that I will be removing the savetosession code as well.
function parseFilter(&$filter, $saveToSession=false, $querySep='&') {
$Filter = ZM\Filter::parse($filter, $querySep);
$filter['sql'] = $Filter->sql();
$filter['querystring'] = $Filter->querystring('filter', $querySep);
$filter['hidden_fields'] = $Filter->hidden_fields();
$filter['pre_sql_conditions'] = $Filter->pre_sql_conditions();
$filter['post_sql_conditions'] = $Filter->post_sql_conditions();
if ( $filter['sql'] )
$filter['sql'] = ' AND ( '.$filter['sql'].' )';
#if ( 0 ) {
#// ICON I feel like these should be here, but not yet
#if ( isset($filter['Query']['sort_field']) ) {
#$filter['sql'] .= ' ORDER BY ' . $filter['Query']['sort_field'] . (
#( $filter['Query']['sort_asc'] ? ' ASC' : ' DESC' ) );
#}
#}
return $filter;
} // end function parseFilter(&$filter, $saveToSession=false, $querySep='&')
// Please note that the filter is passed in by copy, so you need to use the return value from this function.
//
function addFilterTerm($filter, $position, $term=false) {
if ( $position < 0 )
$position = 0;
if ( !isset($filter['Query']['terms']) )
$filter['Query']['terms'] = array();
else if ( $position > count($filter['Query']['terms']) )
$position = count($filter['Query']['terms']);
if ( $term && $position == 0 )
unset($term['cnj']);
array_splice($filter['Query']['terms'], $position, 0, array($term ? $term : array()));
return $filter;
}
function delFilterTerm($filter, $position) {
if ( $position < 0 )
$position = 0;
else if ( $position >= count($filter['Query']['terms']) )
$position = count($filter['Query']['terms']);
array_splice($filter['Query']['terms'], $position, 1);
return $filter;
}
function getPagination($pages, $page, $maxShortcuts, $query, $querySep='&') {
global $view;
$pageText = '';
if ( $pages > 1 ) {
if ( $page ) {
if ( $page < 0 )
$page = 1;
if ( $page > $pages )
$page = $pages;
if ( $page > 1 ) {
if ( false && $page > 2 ) {
$pageText .= '<<';
}
$pageText .= '<';
$newPages = array();
$pagesUsed = array();
$lo_exp = max(2,log($page-1)/log($maxShortcuts));
for ( $i = 0; $i < $maxShortcuts; $i++ ) {
$newPage = round($page-pow($lo_exp,$i));
if ( isset($pagesUsed[$newPage]) )
continue;
if ( $newPage <= 1 )
break;
$pagesUsed[$newPage] = true;
array_unshift($newPages, $newPage);
}
if ( !isset($pagesUsed[1]) )
array_unshift( $newPages, 1 );
foreach ( $newPages as $newPage ) {
$pageText .= ''.$newPage.' ';
}
} # end if page > 1
$pageText .= '- '.$page.' -';
if ( $page < $pages ) {
$newPages = array();
$pagesUsed = array();
$hi_exp = max(2,log($pages-$page)/log($maxShortcuts));
for ( $i = 0; $i < $maxShortcuts; $i++ ) {
$newPage = round($page+pow($hi_exp,$i));
if ( isset($pagesUsed[$newPage]) )
continue;
if ( $newPage > $pages )
break;
$pagesUsed[$newPage] = true;
array_push($newPages, $newPage);
}
if ( !isset($pagesUsed[$pages]) )
array_push($newPages, $pages);
foreach ( $newPages as $newPage ) {
$pageText .= ' '.$newPage.'';
}
$pageText .= '>';
if ( false && $page < ($pages-1) ) {
$pageText .= '>>';
}
} # end if $page < $pages
}
}
return $pageText;
}
function sortHeader($field, $querySep='&') {
global $view;
return implode($querySep, array(
'?view='.$view,
'page=1'.(isset($_REQUEST['filter'])?$_REQUEST['filter']['query']:''),
'sort_field='.$field,
'sort_asc='.( ( isset($_REQUEST['sort_field']) and ( $_REQUEST['sort_field'] == $field ) ) ? !$_REQUEST['sort_asc'] : 0),
'limit='.(isset($_REQUEST['limit']) ? validInt($_REQUEST['limit']) : ''),
(isset($_REQUEST['eid']) ? 'eid='.$_REQUEST['eid'] : '' ),
));
}
function sortTag($field) {
if ( isset($_REQUEST['sort_field']) ) {
if ( $_REQUEST['sort_field'] == $field )
if ( $_REQUEST['sort_asc'] )
return '(^)';
else
return '(v)';
}
return false;
}
function getLoad() {
$load = sys_getloadavg();
return $load[0];
}
function getDiskPercent($path = ZM_DIR_EVENTS) {
$total = disk_total_space($path);
if ( $total === false ) {
ZM\Error('disk_total_space returned false. Verify the web account user has access to ' . $path);
return 0;
} elseif ( $total == 0 ) {
ZM\Error('disk_total_space indicates the following path has a filesystem size of zero bytes ' . $path);
return 100;
}
$free = disk_free_space($path);
if ( $free === false ) {
ZM\Error('disk_free_space returned false. Verify the web account user has access to ' . $path);
}
$space = round((($total - $free) / $total) * 100);
return $space;
}
function getDiskBlocks($path = ZM_DIR_EVENTS) {
$df = shell_exec('df '.escapeshellarg($path));
$space = -1;
if ( preg_match('/\s(\d+)\s+\d+\s+\d+%/ms', $df, $matches) )
$space = $matches[1];
return $space;
}
function systemStats() {
$load = getLoad();
$diskPercent = getDiskPercent();
$pathMapPercent = getDiskPercent(ZM_PATH_MAP);
$cpus = getcpus();
$normalized_load = $load / $cpus;
# Colorize the system load stat
if ( $normalized_load <= 0.75 ) {
$htmlLoad = $load;
} else if ( $normalized_load <= 0.9 ) {
$htmlLoad = ''.$load.'';
} else if ( $normalized_load <= 1.1 ) {
$htmlLoad = ''.$load.'';
} else {
$htmlLoad = ''.$load.'';
}
# Colorize the disk space stat
if ( $diskPercent < 98 ) {
$htmlDiskPercent = $diskPercent.'%';
} else if ( $diskPercent <= 99 ) {
$htmlDiskPercent = ''.$diskPercent.'%';
} else {
$htmlDiskPercent = ''.$diskPercent.'%';
}
# Colorize the PATH_MAP (usually /dev/shm) stat
if ( $pathMapPercent < 90 ) {
if ( disk_free_space(ZM_PATH_MAP) > 209715200 ) { # have to always have at least 200MiB free
$htmlPathMapPercent = $pathMapPercent.'%';
} else {
$htmlPathMapPercent = ''.$pathMapPercent.'%';
}
} else if ( $pathMapPercent < 100 ) {
$htmlPathMapPercent = ''.$pathMapPercent.'%';
} else {
$htmlPathMapPercent = ''.$pathMapPercent.'%';
}
$htmlString = translate('Load').': '.$htmlLoad.' - '.translate('Disk').': '.$htmlDiskPercent.' - '.ZM_PATH_MAP.': '.$htmlPathMapPercent;
return $htmlString;
}
function getcpus() {
if ( is_readable('/proc/cpuinfo') ) { # Works on Linux
preg_match_all('/^processor/m', file_get_contents('/proc/cpuinfo'), $matches);
$num_cpus = count($matches[0]);
} else { # Works on BSD
$matches = explode(':', shell_exec('sysctl hw.ncpu'));
$num_cpus = trim($matches[1]);
}
return $num_cpus;
}
// Function to fix a problem whereby the built in PHP session handling
// features want to put the sid as a hidden field after the form or
// fieldset tag, neither of which will work with strict XHTML Basic.
function sidField() {
if ( SID ) {
list($sessname, $sessid) = explode('=', SID);
?>
';
return false;
}
$dx1 = $line1[1]['x'] - $line1[0]['x'];
$dy1 = $line1[1]['y'] - $line1[0]['y'];
$dx2 = $line2[1]['x'] - $line2[0]['x'];
$dy2 = $line2[1]['y'] - $line2[0]['y'];
if ( $dx1 ) {
$m1 = $dy1/$dx1;
$b1 = $line1[0]['y'] - ($m1 * $line1[0]['x']);
} else {
$b1 = $line1[0]['y'];
}
if ( $dx2 ) {
$m2 = $dy2/$dx2;
$b2 = $line2[0]['y'] - ($m2 * $line2[0]['x']);
} else {
$b2 = $line2[0]['y'];
}
if ( $dx1 && $dx2 ) { // Both not vertical
if ( $m1 != $m2 ) { // Not parallel or colinear
$x = ( $b2 - $b1 ) / ( $m1 - $m2 );
if ( $x >= $min_x1 && $x <= $max_x1 && $x >= $min_x2 && $x <= $max_x2 ) {
if ( $debug ) echo "Intersecting, at x $x
";
return true;
} else {
if ( $debug ) echo "Not intersecting, out of range at x $x
";
return false;
}
} elseif ( $b1 == $b2 ) {
// Colinear, must overlap due to box check, intersect?
if ( $debug ) echo 'Intersecting, colinear
';
return true;
} else {
// Parallel
if ( $debug ) echo 'Not intersecting, parallel
';
return false;
}
} elseif ( !$dx1 ) { // Line 1 is vertical
$y = ( $m2 * $line1[0]['x'] ) * $b2;
if ( $y >= $min_y1 && $y <= $max_y1 ) {
if ( $debug ) echo "Intersecting, at y $y
";
return true;
} else {
if ( $debug ) echo "Not intersecting, out of range at y $y
";
return false;
}
} elseif ( !$dx2 ) { // Line 2 is vertical
$y = ( $m1 * $line2[0]['x'] ) * $b1;
if ( $y >= $min_y2 && $y <= $max_y2 ) {
if ( $debug ) echo "Intersecting, at y $y
";
return true;
} else {
if ( $debug ) echo "Not intersecting, out of range at y $y
";
return false;
}
} else { // Both lines are vertical
if ( $line1[0]['x'] == $line2[0]['x'] ) {
// Colinear, must overlap due to box check, intersect?
if ( $debug ) echo 'Intersecting, vertical, colinear
';
return true;
} else {
// Parallel
if ( $debug ) echo 'Not intersecting, vertical, parallel
';
return false;
}
}
if ( $debug ) echo 'Whoops, unexpected scenario
';
return false;
}
function isSelfIntersecting($points) {
global $debug;
$n_coords = count($points);
$edges = array();
for ( $j = 0, $i = $n_coords-1; $j < $n_coords; $i = $j++ ) {
$edges[] = array( $points[$i], $points[$j] );
}
for ( $i = 0; $i <= ($n_coords-2); $i++ ) {
for ( $j = $i+2; $j < $n_coords+min(0,$i-1); $j++ ) {
if ( $debug ) echo "Checking $i and $j
";
if ( linesIntersect($edges[$i], $edges[$j]) ) {
if ( $debug ) echo "Lines $i and $j intersect
";
return true;
}
}
}
return false;
}
function getPolyCentre($points, $area=0) {
$cx = 0.0;
$cy = 0.0;
if ( !$area )
$area = getPolyArea($points);
for ( $i = 0, $j = count($points)-1; $i < count($points); $j = $i++ ) {
$ct = ($points[$i]['x'] * $points[$j]['y']) - ($points[$j]['x'] * $points[$i]['y']);
$cx += ($points[$i]['x'] + $points[$j]['x']) * $ct;
$cy += ($points[$i]['y'] + $points[$j]['y']) * $ct;
}
$cx = intval(round(abs($cx/(6.0*$area))));
$cy = intval(round(abs($cy/(6.0*$area))));
return array('x'=>$cx, 'y'=>$cy);
}
function _CompareXY($a, $b) {
if ( $a['min_y'] == $b['min_y'] )
return intval($a['min_x'] - $b['min_x']);
else
return intval($a['min_y'] - $b['min_y']);
}
function _CompareX($a, $b) {
return intval($a['min_x'] - $b['min_x']);
}
function getPolyArea($points) {
global $debug;
$n_coords = count($points);
$global_edges = array();
for ( $j = 0, $i = $n_coords-1; $j < $n_coords; $i = $j++ ) {
$x1 = $points[$i]['x'];
$x2 = $points[$j]['x'];
$y1 = $points[$i]['y'];
$y2 = $points[$j]['y'];
//printf( "x1:%d,y1:%d x2:%d,y2:%d\n", x1, y1, x2, y2 );
if ( $y1 == $y2 )
continue;
$dx = $x2 - $x1;
$dy = $y2 - $y1;
$global_edges[] = array(
'min_y' => $y1<$y2?$y1:$y2,
'max_y' => ($y1<$y2?$y2:$y1)+1,
'min_x' => $y1<$y2?$x1:$x2,
'_1_m' => $dx/$dy,
);
}
usort($global_edges, '_CompareXY');
if ( $debug ) {
for ( $i = 0; $i < count($global_edges); $i++ ) {
printf('%d: min_y: %d, max_y:%d, min_x:%.2f, 1/m:%.2f
',
$i,
$global_edges[$i]['min_y'],
$global_edges[$i]['max_y'],
$global_edges[$i]['min_x'],
$global_edges[$i]['_1_m']);
}
}
$area = 0.0;
$active_edges = array();
$y = $global_edges[0]['min_y'];
do {
for ( $i = 0; $i < count($global_edges); $i++ ) {
if ( $global_edges[$i]['min_y'] == $y ) {
if ( $debug ) printf('Moving global edge
');
$active_edges[] = $global_edges[$i];
array_splice($global_edges, $i, 1);
$i--;
} else {
break;
}
}
usort($active_edges, '_CompareX');
if ( $debug ) {
for ( $i = 0; $i < count($active_edges); $i++ ) {
printf('%d - %d: min_y: %d, max_y:%d, min_x:%.2f, 1/m:%.2f
',
$y, $i,
$active_edges[$i]['min_y'],
$active_edges[$i]['max_y'],
$active_edges[$i]['min_x'],
$active_edges[$i]['_1_m']);
}
}
$last_x = 0;
$row_area = 0;
$parity = false;
for ( $i = 0; $i < count($active_edges); $i++ ) {
$x = intval(round($active_edges[$i]['min_x']));
if ( $parity ) {
$row_area += ($x - $last_x)+1;
$area += $row_area;
}
if ( $active_edges[$i]['max_y'] != $y )
$parity = !$parity;
$last_x = $x;
}
if ( $debug ) printf('%d: Area:%d
', $y, $row_area);
$y++;
for ( $i = 0; $i < count($active_edges); $i++ ) {
if ( $y >= $active_edges[$i]['max_y'] ) { // Or >= as per sheets
if ( $debug ) printf('Deleting active_edge
');
array_splice($active_edges, $i, 1);
$i--;
} else {
$active_edges[$i]['min_x'] += $active_edges[$i]['_1_m'];
}
}
} while ( count($global_edges) || count($active_edges) );
if ( $debug ) printf('Area:%d
', $area);
return $area;
}
function getPolyAreaOld($points) {
$area = 0.0;
$edge = 0.0;
for ( $i = 0, $j = count($points)-1; $i < count($points); $j = $i++ ) {
$x_diff = ($points[$i]['x'] - $points[$j]['x']);
$y_diff = ($points[$i]['y'] - $points[$j]['y']);
$y_sum = ($points[$i]['y'] + $points[$j]['y']);
$trap_edge = sqrt(pow(abs($x_diff)+1,2) + pow(abs($y_diff)+1,2) );
$edge += $trap_edge;
$trap_area = ($x_diff * $y_sum );
$area += $trap_area;
printf('%d->%d, %d-%d=%.2f, %d+%d=%.2f(%.2f), %.2f, %.2f
',
$i, $j,
$points[$i]['x'], $points[$j]['x'],
$x_diff,
$points[$i]['y'], $points[$j]['y'],
$y_sum, $y_diff, $trap_area, $trap_edge);
}
$edge = intval(round(abs($edge)));
$area = intval(round((abs($area)+$edge)/2));
echo "E:$edge
";
echo "A:$area
";
return $area;
}
function mapCoords($a) {
return $a['x'].','.$a['y'];
}
function pointsToCoords($points) {
return join(' ', array_map('mapCoords', $points));
}
function coordsToPoints($coords) {
$points = array();
if ( preg_match_all('/(\d+,\d+)+/', $coords, $matches) ) {
for ( $i = 0; $i < count($matches[1]); $i++ ) {
if ( preg_match('/(\d+),(\d+)/', $matches[1][$i], $cmatches) ) {
$points[] = array('x'=>$cmatches[1], 'y'=>$cmatches[2]);
} else {
echo('Bogus coordinates ('.$matches[$i].')');
return false;
}
}
} else {
echo('Bogus coordinate string '.$coords);
return false;
}
return $points;
}
function limitPoints(&$points, $min_x, $min_y, $max_x, $max_y) {
foreach ( $points as &$point ) {
if ( $point['x'] < $min_x ) {
ZM\Debug('Limiting point x'.$point['x'].' to min_x '.$min_x);
$point['x'] = $min_x;
} else if ( $point['x'] > $max_x ) {
ZM\Debug('Limiting point x'.$point['x'].' to max_x '.$max_x);
$point['x'] = $max_x;
}
if ( $point['y'] < $min_y ) {
ZM\Debug('Limiting point y'.$point['y'].' to min_y '.$min_y);
$point['y'] = $min_y;
} else if ( $point['y'] > $max_y ) {
ZM\Debug('Limiting point y'.$point['y'].' to max_y '.$max_y);
$point['y'] = $max_y;
}
} // end foreach point
} // end function limitPoints( $points, $min_x, $min_y, $max_x, $max_y )
function scalePoints(&$points, $scale) {
foreach ( $points as &$point ) {
$point['x'] = reScale($point['x'], $scale);
$point['y'] = reScale($point['y'], $scale);
}
}
function getLanguages() {
$langs = array();
foreach ( glob('lang/*_*.php') as $file ) {
preg_match('/([^\/]+_.+)\.php/', $file, $matches);
$langs[$matches[1]] = $matches[1];
}
return $langs;
}
function trimString($string, $length) {
return preg_replace('/^(.{'.$length.',}?)\b.*$/', '\\1…', $string);
}
function monitorIdsToNames($ids) {
global $mITN_monitors;
if ( !$mITN_monitors ) {
$sql = 'SELECT Id, Name FROM Monitors';
foreach ( dbFetchAll($sql) as $monitor ) {
$mITN_monitors[$monitor['Id']] = $monitor;
}
}
$names = array();
if ( ! is_array($ids) ) {
$ids = preg_split('/\s*,\s*/', $ids);
}
foreach ( $ids as $id ) {
if ( visibleMonitor($id) ) {
if ( isset($mITN_monitors[$id]) ) {
$names[] = $mITN_monitors[$id]['Name'];
}
}
}
$name_string = join(', ', $names);
return $name_string;
}
function initX10Status() {
global $x10_status;
if ( !isset($x10_status) ) {
$socket = socket_create(AF_UNIX, SOCK_STREAM, 0);
if ( $socket < 0 ) {
ZM\Fatal('socket_create() failed: '.socket_strerror($socket));
}
$sock_file = ZM_PATH_SOCKS.'/zmx10.sock';
if ( @socket_connect($socket, $sock_file) ) {
$command = 'status';
if ( !socket_write($socket, $command) ) {
ZM\Fatal('Can\'t write to control socket: '.socket_strerror(socket_last_error($socket)));
}
socket_shutdown($socket, 1);
$x10Output = '';
while ( $x10Response = socket_read($socket, 256) ) {
$x10Output .= $x10Response;
}
socket_close($socket);
} else {
// Can't connect so use script
$command = ZM_PATH_BIN.'/zmx10.pl --command status';
//$command .= " 2>/dev/null >&- <&- >/dev/null";
$x10Output = exec(escapeshellcmd($command));
}
foreach ( explode("\n", $x10Output) as $x10Response ) {
if ( preg_match('/^(\d+)\s+(.+)$/', $x10Response, $matches) ) {
$x10_status[$matches[1]] = $matches[2];
}
}
}
}
function getDeviceStatusX10($key) {
global $x10_status;
initX10Status();
if ( empty($x10_status[$key]) || !($status = $x10_status[$key]) )
$status = 'unknown';
return $status;
}
function setDeviceStatusX10($key, $status) {
$socket = socket_create(AF_UNIX, SOCK_STREAM, 0);
if ( $socket < 0 ) {
ZM\Fatal('socket_create() failed: '.socket_strerror($socket));
}
$sock_file = ZM_PATH_SOCKS.'/zmx10.sock';
if ( @socket_connect($socket, $sock_file) ) {
$command = "$status;$key";
if ( !socket_write($socket, $command) ) {
ZM\Fatal('Can\'t write to control socket: '.socket_strerror(socket_last_error($socket)));
}
socket_shutdown($socket, 1);
$x10Response = socket_read($socket, 256);
socket_close($socket);
} else {
// Can't connect so use script
$command = ZM_PATH_BIN.'/zmx10.pl --command '.escapeshellarg($status);
$command .= ' --unit-code '.escapeshellarg( $key );
//$command .= " 2>/dev/null >&- <&- >/dev/null";
$x10Response = exec($command);
}
if ( preg_match('/^'.$key.'\s+(.*)/', $x10Response, $matches) )
$status = $matches[1];
else
$status = 'unknown';
return $status;
}
function logState() {
$state = 'ok';
$levelCounts = array(
ZM\Logger::FATAL => array( ZM_LOG_ALERT_FAT_COUNT, ZM_LOG_ALARM_FAT_COUNT ),
ZM\Logger::ERROR => array( ZM_LOG_ALERT_ERR_COUNT, ZM_LOG_ALARM_ERR_COUNT ),
ZM\Logger::WARNING => array( ZM_LOG_ALERT_WAR_COUNT, ZM_LOG_ALARM_WAR_COUNT ),
);
# This is an expensive request, as it has to hit every row of the Logs Table
$sql = 'SELECT Level, COUNT(Level) AS LevelCount FROM Logs WHERE Level < '.ZM\Logger::INFO.' AND TimeKey > unix_timestamp(now() - interval '.ZM_LOG_CHECK_PERIOD.' second) GROUP BY Level ORDER BY Level ASC';
$counts = dbFetchAll($sql);
if ( $counts ) {
foreach ( $counts as $count ) {
if ( $count['Level'] <= ZM\Logger::PANIC )
$count['Level'] = ZM\Logger::FATAL;
if ( !($levelCount = $levelCounts[$count['Level']]) ) {
ZM\Error('Unexpected Log level '.$count['Level']);
next;
}
if ( $levelCount[1] && $count['LevelCount'] >= $levelCount[1] ) {
$state = 'alarm';
break;
} elseif ( $levelCount[0] && $count['LevelCount'] >= $levelCount[0] ) {
$state = 'alert';
}
}
}
return $state;
}
function isVector(&$array) {
$next_key = 0;
foreach ( array_keys($array) as $key ) {
if ( !is_int($key) )
return false;
if ( $key != $next_key++ )
return false;
}
return true;
}
function checkJsonError($value) {
if ( function_exists('json_last_error') ) {
$value = var_export($value, true);
switch ( json_last_error() ) {
case JSON_ERROR_DEPTH :
ZM\Error("Unable to decode JSON string '$value', maximum stack depth exceeded");
break;
case JSON_ERROR_CTRL_CHAR :
ZM\Error("Unable to decode JSON string '$value', unexpected control character found");
break;
case JSON_ERROR_STATE_MISMATCH :
ZM\Error("Unable to decode JSON string '$value', invalid or malformed JSON");
break;
case JSON_ERROR_SYNTAX :
ZM\Error("Unable to decode JSON string '$value', syntax error");
break;
default :
ZM\Error("Unable to decode JSON string '$value', unexpected error ".json_last_error());
break;
case JSON_ERROR_NONE:
break;
}
}
}
function jsonEncode(&$value) {
if ( function_exists('json_encode') ) {
$string = json_encode( $value );
checkJsonError($value);
return $string;
}
switch ( gettype($value) ) {
case 'double':
case 'integer':
return $value;
case 'boolean':
return $value ? 'true' : 'false';
case 'string':
return '"'.preg_replace("/\r?\n/", '\\n', addcslashes($value,'"\\/')).'"';
case 'NULL':
return 'null';
case 'object':
return '"Object '.addcslashes(get_class($value),'"\\/').'"';
case 'array':
if ( isVector( $value ) )
return '['.join(',', array_map('jsonEncode', $value)).']';
else {
$result = '{';
foreach ($value as $subkey => $subvalue ) {
if ( $result != '{' )
$result .= ',';
$result .= '"'.$subkey.'":'.jsonEncode($subvalue);
}
return $result.'}';
}
default:
return '"'.addcslashes(gettype($value),'"\\/').'"';
}
}
function jsonDecode($value) {
if ( function_exists('json_decode') ) {
$object = json_decode($value, true);
checkJsonError($value);
return $object;
}
$comment = false;
$unescape = false;
$out = '$result=';
for ( $i = 0; $i < strlen($value); $i++ ) {
if ( !$comment ) {
if ( ($value[$i] == '{') || ($value[$i] == '[') ) {
$out .= ' array(';
} else if ( ($value[$i] == '}') || ($value[$i] == ']') ) {
$out .= ')';
} else if ( $value[$i] == ':' ) {
$out .= '=>';
} else {
$out .= $value[$i];
}
} else if ( !$unescape ) {
if ( $value[$i] == '\\' )
$unescape = true;
else
$out .= $value[$i];
} else {
if ( $value[$i] != '/' )
$out .= '\\';
$out .= $value[$i];
$unescape = false;
}
if ( $value[$i] == '"' ) {
$comment = !$comment;
}
}
eval($out.';');
return $result;
}
define('HTTP_STATUS_OK', 200);
define('HTTP_STATUS_BAD_REQUEST', 400);
define('HTTP_STATUS_FORBIDDEN', 403);
function ajaxError($message, $code=HTTP_STATUS_OK) {
ZM\Error($message);
if ( function_exists('ajaxCleanup') )
ajaxCleanup();
if ( $code == HTTP_STATUS_OK ) {
$response = array('result'=>'Error', 'message'=>$message);
header('Content-type: application/json');
exit(jsonEncode($response));
}
header("HTTP/1.0 $code $message");
exit();
}
function ajaxResponse($result=false) {
if ( function_exists('ajaxCleanup') )
ajaxCleanup();
$response = array('result'=>'Ok');
if ( is_array($result) ) {
$response = array_merge($response, $result);
} else if ( !empty($result) ) {
$response['message'] = $result;
}
header('Content-type: application/json');
exit(jsonEncode($response));
}
function generateConnKey() {
return rand(1, 999999);
}
function detaintPath($path) {
// Remove any absolute paths, or relative ones that want to go up
$path = str_replace('../', '', $path);
$path = ltrim($path, '/');
return $path;
}
function cache_bust($file) {
# Use the last modified timestamp to create a link that gets a different filename
# To defeat caching. Should probably use md5 hash
$parts = pathinfo($file);
global $css;
$dirname = str_replace('/', '_', $parts['dirname']);
$cacheFile = $dirname.'_'.$parts['filename'].'-'.$css.'-'.filemtime($file).'.'.$parts['extension'];
if ( file_exists(ZM_DIR_CACHE.'/'.$cacheFile) or symlink(ZM_PATH_WEB.'/'.$file, ZM_DIR_CACHE.'/'.$cacheFile) ) {
return 'cache/'.$cacheFile;
} else {
ZM\Warning('Failed linking '.$file.' to '.$cacheFile);
}
return $file;
}
function getSkinFile($file) {
global $skinBase;
$skinFile = false;
foreach ( $skinBase as $skin ) {
$tempSkinFile = detaintPath('skins/'.$skin.'/'.$file);
if ( file_exists($tempSkinFile) )
$skinFile = $tempSkinFile;
}
return $skinFile;
}
function getSkinIncludes($file, $includeBase=false, $asOverride=false) {
global $skinBase;
$skinFile = false;
foreach ( $skinBase as $skin ) {
$tempSkinFile = detaintPath('skins/'.$skin.'/'.$file);
if ( file_exists($tempSkinFile) )
$skinFile = $tempSkinFile;
}
$includeFiles = array();
if ( $asOverride ) {
if ( $skinFile )
$includeFiles[] = $skinFile;
else if ( $includeBase )
$includeFiles[] = $file;
} else {
if ( $includeBase )
$includeFiles[] = $file;
if ( $skinFile )
$includeFiles[] = $skinFile;
}
return $includeFiles;
}
function requestVar($name, $default='') {
return isset($_REQUEST[$name]) ? validHtmlStr($_REQUEST[$name]) : $default;
}
// For numbers etc in javascript or tags etc
function validInt($input) {
return preg_replace('/[^\-\d]/', '', $input);
}
function validCardinal($input) {
return preg_replace('/\D/', '', $input);
}
function validNum( $input ) {
return preg_replace('/[^\d.-]/', '', $input);
}
// For general strings
function validStr($input) {
return strip_tags($input);
}
// For strings in javascript or tags etc, expected to be in quotes so further quotes escaped rather than converted
function validJsStr($input) {
return strip_tags(addslashes($input));
}
// For general text in pages outside of tags or quotes so quotes converted to entities
function validHtmlStr($input) {
return htmlspecialchars($input, ENT_QUOTES);
}
/* options['width'] is the desired view width not necessarily the image width requested.
* It can be % in which case we us it to set the scale
* It can be px in which case we can use it to calculate the scale
* Same width height. If both are set we should calculate the smaller resulting scale
*/
function getStreamHTML($monitor, $options = array()) {
if ( isset($options['scale']) and $options['scale'] != '' ) {
if ( $options['scale'] != 'auto' && $options['scale'] != '0' ) {
#ZM\Warning('Setting dimensions from scale:'.$options['scale']);
$options['width'] = reScale($monitor->ViewWidth(), $options['scale']).'px';
$options['height'] = reScale($monitor->ViewHeight(), $options['scale']).'px';
} else if ( ! ( isset($options['width']) or isset($options['height']) ) ) {
$options['width'] = '100%';
$options['height'] = 'auto';
}
} else {
$options['scale'] = 100;
# scale is empty or 100
# There may be a fixed width applied though, in which case we need to leave the height empty
if ( ! ( isset($options['width']) and $options['width'] ) ) {
# Havn't specified width. If we specified height, then we should
# use a width that keeps the aspect ratio, otherwise no scaling,
# no dimensions, so assume the dimensions of the Monitor
if ( ! (isset($options['height']) and $options['height']) ) {
# If we havn't specified any scale or dimensions, then we must be using CSS to scale it in a dynamic way. Can't make any assumptions.
#$options['width'] = $monitor->ViewWidth().'px';
#$options['height'] = $monitor->ViewHeight().'px';
}
} else {
#ZM\Warning("Have width ".$options['width']);
if ( preg_match('/^(\d+)px$/', $options['width'], $matches) ) {
$scale = intval(100*$matches[1]/$monitor->ViewWidth());
#ZM\Warning("Scale is $scale");
if ( $scale < $options['scale'] )
$options['scale'] = $scale;
} else if ( preg_match('/^(\d+)%$/', $options['width'], $matches) ) {
$scale = intval($matches[1]);
if ( $scale < $options['scale'] )
$options['scale'] = $scale;
} else {
ZM\Warning('Invalid value for width: '.$options['width']);
}
}
}
if ( ! isset($options['mode'] ) ) {
$options['mode'] = 'stream';
}
if ( ! isset($options['width'] ) )
$options['width'] = 0;
if ( ! isset($options['height'] ) )
$options['height'] = 0;
$options['maxfps'] = ZM_WEB_VIDEO_MAXFPS;
if ( $monitor->StreamReplayBuffer() )
$options['buffer'] = $monitor->StreamReplayBuffer();
//Warning("width: " . $options['width'] . ' height: ' . $options['height']. ' scale: ' . $options['scale'] );
if ( $monitor->Type() == 'WebSite' ) {
return getWebSiteUrl(
'liveStream'.$monitor->Id(), $monitor->Path(),
( isset($options['width']) ? $options['width'] : NULL ),
( isset($options['height']) ? $options['height'] : NULL ),
$monitor->Name()
);
//FIXME, the width and height of the image need to be scaled.
} else if ( ZM_WEB_STREAM_METHOD == 'mpeg' && ZM_MPEG_LIVE_FORMAT ) {
$streamSrc = $monitor->getStreamSrc( array(
'mode' => 'mpeg',
'scale' => (isset($options['scale'])?$options['scale']:100),
'bitrate'=> ZM_WEB_VIDEO_BITRATE,
'maxfps' => ZM_WEB_VIDEO_MAXFPS,
'format' => ZM_MPEG_LIVE_FORMAT
) );
return getVideoStreamHTML( 'liveStream'.$monitor->Id(), $streamSrc, $options['width'], $options['height'], ZM_MPEG_LIVE_FORMAT, $monitor->Name() );
} else if ( $options['mode'] == 'stream' and canStream() ) {
$options['mode'] = 'jpeg';
$streamSrc = $monitor->getStreamSrc($options);
if ( canStreamNative() )
return getImageStreamHTML( 'liveStream'.$monitor->Id(), $streamSrc, $options['width'], $options['height'], $monitor->Name());
elseif ( canStreamApplet() )
// Helper, empty widths and heights really don't work.
return getHelperStream( 'liveStream'.$monitor->Id(), $streamSrc,
$options['width'] ? $options['width'] : $monitor->ViewWidth(),
$options['height'] ? $options['height'] : $monitor->ViewHeight(),
$monitor->Name());
} else {
if ( $options['mode'] == 'stream' ) {
ZM\Info('The system has fallen back to single jpeg mode for streaming. Consider enabling Cambozola or upgrading the client browser.');
}
$options['mode'] = 'single';
$streamSrc = $monitor->getStreamSrc($options);
return getImageStill('liveStream'.$monitor->Id(), $streamSrc,
(isset($options['width']) ? $options['width'] : null),
(isset($options['height']) ? $options['height'] : null),
$monitor->Name());
}
} // end function getStreamHTML
function getStreamMode( ) {
$streamMode = '';
if ( (ZM_WEB_STREAM_METHOD == 'mpeg') && ZM_MPEG_LIVE_FORMAT ) {
$streamMode = 'mpeg';
} elseif ( canStream() ) {
$streamMode = 'jpeg';
} else {
$streamMode = 'single';
ZM\Info('The system has fallen back to single jpeg mode for streaming. Consider enabling Cambozola or upgrading the client browser.');
}
return $streamMode;
} // end function getStreamMode
function folder_size($dir) {
$size = 0;
foreach (glob(rtrim($dir, '/').'/*', GLOB_NOSORT) as $each) {
$size += is_file($each) ? filesize($each) : folder_size($each);
}
return $size;
} // end function folder_size
function human_filesize($size, $precision = 2) {
$units = array('B ','kB','MB','GB','TB','PB','EB','ZB','YB');
$step = 1024;
$i = 0;
while (($size / $step) > 0.9) {
$size = $size / $step;
$i++;
}
# The idea is that we can right align this and have the digits columns line up nicely.
return sprintf('%.'.$precision.'f', round($size, $precision)).$units[$i];
}
function csrf_startup() {
csrf_conf('rewrite-js', 'includes/csrf/csrf-magic.js');
}
function check_timezone() {
$now = new DateTime();
$sys_tzoffset = trim(shell_exec('date "+%z"'));
$php_tzoffset = trim($now->format('O'));
$mysql_tzoffset = trim(dbFetchOne(
'SELECT TIME_FORMAT(TIMEDIFF(NOW(), UTC_TIMESTAMP),\'%H%i\');',
'TIME_FORMAT(TIMEDIFF(NOW(), UTC_TIMESTAMP),\'%H%i\')'
));
#Debug("System timezone offset determine to be: $sys_tzoffset,\x20
#PHP timezone offset determine to be: $php_tzoffset,\x20
#Mysql timezone offset determine to be: $mysql_tzoffset
#");
if ( $sys_tzoffset != $php_tzoffset )
ZM\Error("ZoneMinder is not configured properly: php's date.timezone $php_tzoffset does not match the system timezone $sys_tzoffset! Please check Options->System->Timezone.");
if ( $sys_tzoffset != $mysql_tzoffset )
ZM\Error('ZoneMinder is not configured properly: mysql\'s timezone does not match the system timezone! Event lists will display incorrect times.');
if (!ini_get('date.timezone') || !date_default_timezone_set(ini_get('date.timezone')))
ZM\Error('ZoneMinder is not configured properly: php\'s date.timezone is not set to a valid timezone. Please check Options->System->Timezone');
}
function unparse_url($parsed_url, $substitutions = array() ) {
$fields = array('scheme','host','port','user','pass','path','query','fragment');
foreach ( $fields as $field ) {
if ( isset( $substitutions[$field] ) ) {
$parsed_url[$field] = $substitutions[$field];
}
}
$scheme = isset($parsed_url['scheme']) ? $parsed_url['scheme'] . '://' : '';
$host = isset($parsed_url['host']) ? $parsed_url['host'] : '';
$port = isset($parsed_url['port']) ? ':' . $parsed_url['port'] : '';
$user = isset($parsed_url['user']) ? $parsed_url['user'] : '';
$pass = isset($parsed_url['pass']) ? ':' . $parsed_url['pass'] : '';
$pass = ($user || $pass) ? $pass.'@' : '';
$path = isset($parsed_url['path']) ? $parsed_url['path'] : '';
$query = isset($parsed_url['query']) ? '?' . $parsed_url['query'] : '';
$fragment = isset($parsed_url['fragment']) ? '#' . $parsed_url['fragment'] : '';
return $scheme.$user.$pass.$host.$port.$path.$query.$fragment;
}
// PP - POST request handler for PHP which does not need extensions
// credit: http://wezfurlong.org/blog/2006/nov/http-post-from-php-without-curl/
function do_request($method, $url, $data=array(), $optional_headers = null) {
global $php_errormsg;
$params = array('http' => array(
'method' => $method,
'content' => $data
));
if ( $optional_headers !== null ) {
$params['http']['header'] = $optional_headers;
}
$ctx = stream_context_create($params);
$fp = @fopen($url, 'rb', false, $ctx);
if ( !$fp ) {
throw new Exception("Problem with $url, $php_errormsg");
}
$response = @stream_get_contents($fp);
if ( $response === false ) {
throw new Exception("Problem reading data from $url, $php_errormsg");
}
return $response;
}
function do_post_request($url, $data, $optional_headers = null) {
$params = array('http' => array(
'method' => 'POST',
'content' => $data
));
if ( $optional_headers !== null ) {
$params['http']['header'] = $optional_headers;
}
$ctx = stream_context_create($params);
$fp = @fopen($url, 'rb', false, $ctx);
if ( !$fp ) {
throw new Exception('Problem with '.$url.', '
.print_r(error_get_last(),true));
}
$response = @stream_get_contents($fp);
if ( $response === false ) {
throw new Exception('Problem reading data from '.$url.', data: '.print_r($params,true)
.print_r(error_get_last(),true));
}
return $response;
}
// The following works around php not being built with semaphore functions.
if ( !function_exists('sem_get') ) {
function sem_get($key) {
return fopen(__FILE__ . '.sem.' . $key, 'w+');
}
function sem_acquire($sem_id) {
return flock($sem_id, LOCK_EX);
}
function sem_release($sem_id) {
return flock($sem_id, LOCK_UN);
}
}
if ( !function_exists('ftok') ) {
function ftok($filename = '', $proj = '') {
if ( empty($filename) || !file_exists($filename) ) {
return -1;
} else {
$filename = $filename . (string) $proj;
for($key = array(); sizeof($key) < strlen($filename); $key[] = ord(substr($filename, sizeof($key), 1)));
return dechex(array_sum($key));
}
}
}
function getAffectedIds( $name ) {
$names = $name.'s';
$ids = array();
if ( isset($_REQUEST[$names]) ) {
if ( is_array($_REQUEST[$names]) ) {
$ids = $_REQUEST[$names];
} else {
$ids = array($_REQUEST[$names]);
}
} else if ( isset($_REQUEST[$name]) ) {
if ( is_array($_REQUEST[$name]) ) {
$ids = $_REQUEST[$name];
} else {
$ids = array($_REQUEST[$name]);
}
}
return $ids;
}
function format_duration($time, $separator=':') {
return sprintf('%02d%s%02d%s%02d', floor($time/3600), $separator, ($time/60)%60, $separator, $time%60);
}
function array_recursive_diff($aArray1, $aArray2) {
$aReturn = array();
if ( ! (is_array($aArray1) and is_array($aArray2) ) ) {
$backTrace = debug_backtrace();
ZM\Warning('Bad arrays passed 1:' . print_r($aArray1,true) . PHP_EOL.'2: '.print_r($aArray2,true).PHP_EOL.' from: '.print_r($backTrace,true));
return;
}
foreach ( $aArray1 as $mKey => $mValue ) {
if ( array_key_exists($mKey, $aArray2) ) {
if ( is_array($mValue) ) {
if ( is_array($aArray2[$mKey]) ) {
$aRecursiveDiff = array_recursive_diff($mValue, $aArray2[$mKey]);
if ( count($aRecursiveDiff) ) {
$aReturn[$mKey] = $aRecursiveDiff;
}
} else {
$aReturn[$mKey] = $mValue;
}
} else {
if ( $mValue != $aArray2[$mKey] ) {
$aReturn[$mKey] = $mValue;
}
}
} else {
$aReturn[$mKey] = $mValue;
}
}
# Now check for keys in array2 that are not in array1
foreach ($aArray2 as $mKey => $mValue) {
if ( array_key_exists($mKey, $aArray1) ) {
# Already checked it... I think.
#if ( is_array($mValue) ) {
#$aRecursiveDiff = array_recursive_diff($mValue, $aArray2[$mKey]);
#if ( count($aRecursiveDiff) ) {
#$aReturn[$mKey] = $aRecursiveDiff;
#}
#} else {
#if ( $mValue != $aArray2[$mKey] ) {
#$aReturn[$mKey] = $mValue;
#}
#}
} else {
$aReturn[$mKey] = $mValue;
}
}
return $aReturn;
}
function html_radio($name, $values, $selected=null, $options=array(), $attrs=array()) {
$html = '';
if ( isset($options['default']) and ( $selected == null ) ) {
$selected = $options['default'];
} # end if
foreach ( $values as $value => $label ) {
if ( isset($options['container']) ) {
$html .= $options['container'][0];
}
$attributes = array_map(
function($attr, $value){return $attr.'="'.$value.'"';},
array_keys($attrs),
array_values($attrs)
);
$attributes_string = implode(' ', $attributes);
$html .= sprintf('
', $name, $value, $label, ($value==$selected?' checked="checked"':''),
$attributes_string,
(isset($options['id']) ? $options['id'] : ''),
( ( (!isset($options['inline'])) or $options['inline'] ) ? '-inline' : '')
);
if ( isset($options['container']) ) {
$html .= $options['container'][1];
}
} # end foreach value
return $html;
} # end sub html_radio
function random_colour() {
return '#'.
str_pad( dechex( mt_rand(0, 255) ), 2, '0', STR_PAD_LEFT).
str_pad( dechex( mt_rand(0, 255) ), 2, '0', STR_PAD_LEFT).
str_pad( dechex( mt_rand(0, 255) ), 2, '0', STR_PAD_LEFT);
}
function zm_random_bytes($length = 32) {
if ( !isset($length) || intval($length) <= 8 ) {
$length = 32;
}
if ( function_exists('random_bytes') ) {
return random_bytes($length);
}
if ( function_exists('mcrypt_create_iv') ) {
return mcrypt_create_iv($length, MCRYPT_DEV_URANDOM);
}
if ( function_exists('openssl_random_pseudo_bytes') ) {
return openssl_random_pseudo_bytes($length);
}
ZM\Error('No random_bytes function found.');
}
function i18n() {
$string = explode('_', ZM_LANG_DEFAULT, 2);
$string[1] = strtoupper($string[1]);
return implode('-', $string);
}
?>