zoneminder/web/includes/functions.php

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<?php
//
// ZoneMinder web function library, $Date$, $Revision$
// Copyright (C) 2001-2008 Philip Coombes
//
// 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// Compatibility functions
if ( version_compare( phpversion(), "4.3.0", "<") ) {
function ob_get_clean() {
$buffer = ob_get_contents();
ob_end_clean();
return( $buffer );
}
}
function userLogin( $username, $password="", $passwordHashed=false ) {
global $user, $cookies;
$sql = "select * from Users where Enabled = 1";
$sql_values = NULL;
if ( ZM_AUTH_TYPE == "builtin" ) {
if ( $passwordHashed ) {
$sql .= " AND Username=? AND Password=?";
} else {
$sql .= " AND Username=? AND Password=password(?)";
}
$sql_values = array( $username, $password );
} else {
$sql .= " AND Username = ?";
$sql_values = array( $username );
}
$_SESSION['username'] = $username;
if ( ZM_AUTH_RELAY == "plain" ) {
// Need to save this in session
$_SESSION['password'] = $password;
}
$_SESSION['remoteAddr'] = $_SERVER['REMOTE_ADDR']; // To help prevent session hijacking
if ( $dbUser = dbFetchOne( $sql, NULL, $sql_values ) ) {
Info( "Login successful for user \"$username\"" );
$_SESSION['user'] = $user = $dbUser;
if ( ZM_AUTH_TYPE == "builtin" ) {
$_SESSION['passwordHash'] = $user['Password'];
}
} else {
Warning( "Login denied for user \"$username\"" );
unset( $user );
}
if ( $cookies )
session_write_close();
}
function userLogout() {
global $user;
$username = $user['Username'];
Info( "User \"$username\" logged out" );
unset( $_SESSION['user'] );
unset( $user );
session_destroy();
}
function noCacheHeaders() {
header("Expires: Mon, 26 Jul 1997 05:00:00 GMT"); // Date in the past
header("Last-Modified: ".gmdate( "D, d M Y H:i:s" )." GMT"); // always modified
header("Cache-Control: no-store, no-cache, must-revalidate"); // HTTP/1.1
header("Cache-Control: post-check=0, pre-check=0", false);
header("Pragma: no-cache"); // HTTP/1.0
}
function CORSHeaders() {
if ( isset( $_SERVER['HTTP_ORIGIN'] ) ) {
# The following is left for future reference/use.
$valid = false;
$servers = dbFetchAll( 'SELECT * FROM Servers' );
if ( sizeof($servers) <= 1 ) {
# Only need CORSHeaders in the event that there are multiple servers in use.
return;
}
foreach( dbFetchAll( 'SELECT * FROM Servers' ) as $row ) {
$Server = new Server( $row );
if ( $_SERVER['HTTP_ORIGIN'] == $Server->Url() ) {
$valid = true;
header("Access-Control-Allow-Origin: " . $Server->Url() );
header("Access-Control-Allow-Headers: x-requested-with,x-request");
}
}
if ( ! $valid ) {
Warning( $_SERVER['HTTP_ORIGIN'] . " is not found in servers list." );
}
}
}
function getAuthUser( $auth ) {
if ( ZM_OPT_USE_AUTH && ZM_AUTH_RELAY == "hashed" && !empty($auth) )
{
$remoteAddr = "";
if ( ZM_AUTH_HASH_IPS )
{
$remoteAddr = $_SERVER['REMOTE_ADDR'];
if ( !$remoteAddr )
{
Error( "Can't determine remote address for authentication, using empty string" );
$remoteAddr = "";
}
}
$sql = "select Username, Password, Enabled, Stream+0, Events+0, Control+0, Monitors+0, System+0, MonitorIds from Users where Enabled = 1";
foreach ( dbFetchAll( $sql ) as $user )
{
$now = time();
for ( $i = 0; $i < 2; $i++, $now -= (60*60) ) // Try for last two hours
{
$time = localtime( $now );
$authKey = ZM_AUTH_HASH_SECRET.$user['Username'].$user['Password'].$remoteAddr.$time[2].$time[3].$time[4].$time[5];
$authHash = md5( $authKey );
if ( $auth == $authHash )
{
return( $user );
}
}
}
}
Error( "Unable to authenticate user from auth hash '$auth'" );
return( false );
}
function generateAuthHash( $useRemoteAddr )
{
if ( ZM_OPT_USE_AUTH && ZM_AUTH_RELAY == "hashed" )
{
$time = localtime();
if ( $useRemoteAddr )
{
$authKey = ZM_AUTH_HASH_SECRET.$_SESSION['username'].$_SESSION['passwordHash'].$_SESSION['remoteAddr'].$time[2].$time[3].$time[4].$time[5];
}
else
{
$authKey = ZM_AUTH_HASH_SECRET.$_SESSION['username'].$_SESSION['passwordHash'].$time[2].$time[3].$time[4].$time[5];
}
$auth = md5( $authKey );
}
else
{
$auth = "";
}
return( $auth );
}
function getStreamSrc( $args, $querySep='&amp;' )
{
$streamSrc = ZM_BASE_URL.ZM_PATH_ZMS;
if ( ZM_OPT_USE_AUTH )
{
if ( ZM_AUTH_RELAY == "hashed" )
{
$args[] = "auth=".generateAuthHash( ZM_AUTH_HASH_IPS );
}
elseif ( ZM_AUTH_RELAY == "plain" )
{
$args[] = "user=".$_SESSION['username'];
$args[] = "pass=".$_SESSION['password'];
}
elseif ( ZM_AUTH_RELAY == "none" )
{
$args[] = "user=".$_SESSION['username'];
}
}
if ( !in_array( "mode=single", $args ) && !empty($GLOBALS['connkey']) )
{
$args[] = "connkey=".$GLOBALS['connkey'];
}
if ( ZM_RAND_STREAM )
{
$args[] = "rand=".time();
}
if ( count($args) )
{
$streamSrc .= "?".join( $querySep, $args );
}
return( $streamSrc );
}
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="" )
{
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;
$objectTag = false;
if ( ZM_WEB_USE_OBJECT_TAGS )
{
switch( $mimeType )
{
case "video/x-ms-asf" :
case "video/x-msvideo" :
case "video/mp4" :
{
if ( isWindows() )
{
?>
<object id="<?php echo $id ?>" width="<?php echo validNum($width) ?>" height="<?php echo validNum($height) ?>"
classid="CLSID:22D6F312-B0F6-11D0-94AB-0080C74C7E95"
codebase="http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#Version=6,0,02,902"
standby="Loading Microsoft Windows Media Player components..."
type="<?php echo $mimeType ?>">
<param name="FileName" value="<?php echo $src ?>"/>
<param name="autoStart" value="1"/>
<param name="showControls" value="0"/>
<embed type="<?php echo $mimeType ?>"
pluginspage="http://www.microsoft.com/Windows/MediaPlayer/"
src="<?php echo $src ?>"
name="<?php echo validHtmlStr($title) ?>"
width="<?php echo validNum($width) ?>"
height="<?php echo validInt($height) ?>"
autostart="1"
showcontrols="0">
</embed>
</object>
<?php
$objectTag = true;
}
break;
}
case "video/quicktime" :
{
?>
<object id="<?php echo $id ?>" width="<?php echo $width ?>" height="<?php echo $height ?>"
classid="clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B"
codebase="http://www.apple.com/qtactivex/qtplugin.cab"
type="<?php echo $mimeType ?>">
<param name="src" value="<?php echo $src ?>"/>
<param name="autoplay" VALUE="true"/>
<param name="controller" VALUE="false"/>
<embed type="<?php echo $mimeType ?>"
src="<?php echo $src ?>"
pluginspage="http://www.apple.com/quicktime/download/"
name="<?php echo validHtmlStr($title) ?>"
width="<?php echo validInt($width) ?>"
height="<?php echo validInt($height) ?>"
autoplay="true"
controller="true">
</embed>
</object>
<?php
$objectTag = true;
break;
}
case "application/x-shockwave-flash" :
{
?>
<object id="<?php echo $id ?>" width="<?php echo $width ?>" height="<?php echo $height ?>"
classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"
codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0"
type="<?php echo $mimeType ?>">
<param name="movie" value="<?php echo $src ?>"/>
<param name="quality" value="high"/>
<param name="bgcolor" value="#ffffff"/>
<embed type="<?php echo $mimeType ?>"
pluginspage="http://www.macromedia.com/go/getflashplayer"
src="<?php echo $src ?>"
name="<?php echo validHtmlStr($title) ?>"
width="<?php echo validInt($width) ?>"
height="<?php echo validInt($height) ?>"
quality="high"
bgcolor="#ffffff">
</embed>
</object>
<?php
$objectTag = true;
break;
}
}
}
if ( !$objectTag )
{
?>
<embed<?php echo isset($mimeType)?(' type="'.$mimeType.'"'):"" ?>
src="<?php echo $src ?>"
name="<?php echo validHtmlStr($title) ?>"
width="<?php echo validInt($width) ?>"
height="<?php echo validInt($height) ?>"
autostart="1"
autoplay="1"
showcontrols="0"
controller="0">
</embed>
<?php
}
}
function outputImageStream( $id, $src, $width, $height, $title="" )
{
if ( canStreamIframe() ) {
?>
<iframe id="<?php echo $id ?>" src="<?php echo $src ?>" alt="<?php echo validHtmlStr($title) ?>" width="<?php echo $width ?>" height="<?php echo $height ?>"/>
<?php
} else {
?>
<img id="<?php echo $id ?>" src="<?php echo $src ?>" alt="<?php echo validHtmlStr($title) ?>" width="<?php echo $width ?>" height="<?php echo $height ?>"/>
<?php
}
}
function outputControlStream( $src, $width, $height, $monitor, $scale, $target )
{
?>
<form name="ctrlForm" method="post" action="<?php echo $_SERVER['PHP_SELF'] ?>" target="<?php echo $target ?>">
<input type="hidden" name="view" value="blank">
<input type="hidden" name="mid" value="<?php echo $monitor['Id'] ?>">
<input type="hidden" name="action" value="control">
<?php
if ( $monitor['CanMoveMap'] )
{
?>
<input type="hidden" name="control" value="moveMap">
<?php
}
elseif ( $monitor['CanMoveRel'] )
{
?>
<input type="hidden" name="control" value="movePseudoMap">
<?php
}
elseif ( $monitor['CanMoveCon'] )
{
?>
<input type="hidden" name="control" value="moveConMap">
<?php
}
?>
<input type="hidden" name="scale" value="<?php echo $scale ?>">
<input type="image" src="<?php echo $src ?>" width="<?php echo $width ?>" height="<?php echo $height ?>">
</form>
<?php
}
function outputHelperStream( $id, $src, $width, $height, $title="" )
{
?>
<applet id="<?php echo $id ?>" code="com.charliemouse.cambozola.Viewer"
archive="<?php echo ZM_PATH_CAMBOZOLA ?>"
align="middle"
width="<?php echo $width ?>"
height="<?php echo $height ?>"
title="<?php echo $title ?>">
<param name="accessories" value="none"/>
<param name="url" value="<?php echo $src ?>"/>
</applet>
<?php
}
function outputImageStill( $id, $src, $width, $height, $title="" )
{
?>
<img id="<?php echo $id ?>" src="<?php echo $src ?>" alt="<?php echo $title ?>" width="<?php echo $width ?>" height="<?php echo $height ?>"/>
<?php
}
function outputControlStill( $src, $width, $height, $monitor, $scale, $target )
{
?>
<form name="ctrlForm" method="post" action="<?php echo $_SERVER['PHP_SELF'] ?>" target="<?php echo $target ?>">
<input type="hidden" name="view" value="blank">
<input type="hidden" name="mid" value="<?php echo $monitor['Id'] ?>">
<input type="hidden" name="action" value="control">
<?php
if ( $monitor['CanMoveMap'] )
{
?>
<input type="hidden" name="control" value="moveMap">
<?php
}
elseif ( $monitor['CanMoveRel'] )
{
?>
<input type="hidden" name="control" value="movePseudoMap">
<?php
}
elseif ( $monitor['CanMoveCon'] )
{
?>
<input type="hidden" name="control" value="moveConMap">
<?php
}
?>
<input type="hidden" name="scale" value="<?php echo $scale ?>">
<input type="image" src="<?php echo $src ?>" width="<?php echo $width ?>" height="<?php echo $height ?>">
</form>
<?php
}
// Incoming args are shell-escaped. This function must escape any further arguments it cannot guarantee.
function getZmuCommand( $args )
{
$zmuCommand = ZMU_PATH;
if ( ZM_OPT_USE_AUTH )
{
if ( ZM_AUTH_RELAY == "hashed" )
{
$zmuCommand .= " -A ".generateAuthHash( false );
}
elseif ( ZM_AUTH_RELAY == "plain" )
{
$zmuCommand .= " -U " .escapeshellarg($_SESSION['username'])." -P ".escapeshellarg($_SESSION['password']);
}
elseif ( ZM_AUTH_RELAY == "none" )
{
$zmuCommand .= " -U ".escapeshellarg($_SESSION['username']);
}
}
$zmuCommand .= $args;
return( $zmuCommand );
}
function visibleMonitor( $mid )
{
global $user;
return( empty($user['MonitorIds']) || in_array( $mid, explode( ',', $user['MonitorIds'] ) ) );
}
function canView( $area, $mid=false )
{
global $user;
return( ($user[$area] == 'View' || $user[$area] == 'Edit') && ( !$mid || visibleMonitor( $mid ) ) );
}
function canEdit( $area, $mid=false )
{
global $user;
return( $user[$area] == 'Edit' && ( !$mid || visibleMonitor( $mid ) ) );
}
function getEventPath( $event )
{
if ( ZM_USE_DEEP_STORAGE )
$eventPath = $event['MonitorId'].'/'.strftime( "%y/%m/%d/%H/%M/%S", strtotime($event['StartTime']) );
else
$eventPath = $event['MonitorId'].'/'.$event['Id'];
return( $eventPath );
}
function getEventDefaultVideoPath( $event ) {
$Event = new Event( $event );
2016-04-02 03:43:40 +08:00
return $Event->getStreamSrc( array( "mode=mpeg&format=h264" ) );
//$Event->Path().'/'.$event['DefaultVideo'];
}
function deletePath( $path )
{
if ( is_dir( $path ) )
{
system( escapeshellcmd( "rm -rf ".$path ) );
}
else
{
unlink( $path );
}
}
function deleteEvent( $event ) {
if ( empty($event) ) {
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 Event( $event );
}
global $user;
if ( $user['Events'] == 'Edit' ) {
$event->delete();
} # CAN EDIT
}
function makeLink( $url, $label, $condition=1, $options="" )
{
$string = "";
if ( $condition )
{
$string .= '<a href="'.$url.'"'.($options?(' '.$options):'').'>';
}
$string .= $label;
if ( $condition )
{
$string .= '</a>';
}
return( $string );
}
function makePopupLink( $url, $winName, $winSize, $label, $condition=1, $options="" )
{
$string = "";
if ( $condition )
{
if ( is_array( $winSize ) )
$popupParms = "'".$url."', '".$winName."', '".$winSize[0]."', ".$winSize[1].", ".$winSize[2];
else
$popupParms = "'".$url."', '".$winName."', '".$winSize."'";
$string .= '<a href="'.$url.'" onclick="createPopup( '.$popupParms.' ); return( false );"'.($options?(' '.$options):'').'>';
}
$string .= $label;
if ( $condition )
{
$string .= '</a>';
}
return( $string );
}
function makePopupButton( $url, $winName, $winSize, $buttonValue, $condition=1, $options="" )
{
if ( is_array( $winSize ) )
$popupParms = "'".$url."', '".$winName."', '".$winSize[0]."', ".$winSize[1].", ".$winSize[2];
else
$popupParms = "'".$url."', '".$winName."', '".$winSize."'";
$string = '<input type="button" value="'.$buttonValue.'" onclick="createPopup( '.$popupParms.' ); return( false );"'.($condition?'':' disabled="disabled"').($options?(' '.$options):'').'/>';
return( $string );
}
function truncText( $text, $length, $deslash=1 )
{
return( preg_replace( "/^(.{".$length.",}?)\b.*$/", "\\1&hellip;", ($deslash?stripslashes($text):$text) ) );
}
2016-04-02 03:43:40 +08:00
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.'"';
}
}
2016-04-02 03:43:40 +08:00
$html = "<select name=\"$name\" id=\"$name\"$behaviourText>";
foreach ( $contents as $value=>$text ) {
$selected = is_array( $values ) ? in_array( $value, $values ) : $value==$values;
$html .= "<option value=\"$value\"".($selected?" selected=\"selected\"":'').">$text</option>";
}
$html .= "</select>";
return $html;
}
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], $matches ) )
{
Fatal( "Can't parse selector '$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
{
$behaviourText = ' onchange="'.$behaviours.'"';
}
}
?>
<select name="<?php echo $name ?>" id="<?php echo $name ?>"<?php echo $behaviourText ?>>
<?php
foreach ( $contents as $contentValue => $contentText )
{
?>
<option value="<?php echo $contentValue ?>"<?php if ( $value == $contentValue ) { ?> selected="selected"<?php } ?>><?php echo validHtmlStr($contentText) ?></option>
<?php
}
?>
</select>
<?php
$html = ob_get_contents();
ob_end_clean();
return( $html );
}
function getFormChanges( $values, $newValues, $types=false, $columns=false )
{
$changes = array();
if ( !$types )
$types = array();
foreach( $newValues as $key=>$value )
{
if ( $columns && !$columns[$key] )
continue;
if ( !isset($types[$key]) )
$types[$key] = false;
switch( $types[$key] )
{
case 'set' :
{
if ( is_array( $newValues[$key] ) )
{
if ( join(',',$newValues[$key]) != $values[$key] )
{
$changes[$key] = "$key = ".dbEscape(join(',',$newValues[$key]));
}
}
elseif ( $values[$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 ( $values[$key] != $value )
{
$changes[$key] = "$key = ".dbEscape($value);
}
break;
}
default :
{
if ( !isset($values[$key]) || ($values[$key] != $value) )
{
$changes[$key] = "$key = ".dbEscape(trim($value));
}
break;
}
}
}
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';
}
elseif ( 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';
}
}
elseif ( preg_match( '/Safari\/([0-9.]+)/', $_SERVER['HTTP_USER_AGENT'], $logVersion) )
{
$version = $logVersion[1];
$browser = 'safari';
}
elseif ( preg_match( '/Opera[ \/]([0-9].[0-9]{1,2})/', $_SERVER['HTTP_USER_AGENT'], $logVersion) )
{
$version = $logVersion[1];
$browser = 'opera';
}
elseif ( preg_match( '/Konqueror\/([0-9.]+)/', $_SERVER['HTTP_USER_AGENT'], $logVersion) )
{
$version = $logVersion[1];
$browser = 'konqueror';
}
elseif ( 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 )) )
{
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 = ZM_PATH_BIN."/zmdc.pl $command";
if ( $daemon )
{
$string .= " $daemon";
if ( $args )
{
$string .= " $args";
}
}
$string .= " 2>/dev/null >&- <&- >/dev/null";
exec( $string );
}
function zmcControl( $monitor, $mode=false )
{
2016-04-05 04:33:46 +08:00
if ( (!defined('ZM_SERVER_ID')) or ( ZM_SERVER_ID==$monitor['ServerId'] ) ) {
$row = NULL;
if ( $monitor['Type'] == "Local" )
{
$row = dbFetchOne( "select count(if(Function!='None',1,NULL)) as ActiveCount from Monitors where Device = ?", NULL, array($monitor['Device']) );
$zmcArgs = "-d ".$monitor['Device'];
}
else
{
$row = dbFetchOne( "select count(if(Function!='None',1,NULL)) as ActiveCount from Monitors where Id = ?", NULL, array($monitor['Id']) );
$zmcArgs = "-m ".$monitor['Id'];
}
$activeCount = $row['ActiveCount'];
if ( !$activeCount || $mode == "stop" )
{
daemonControl( "stop", "zmc", $zmcArgs );
}
else
{
if ( $mode == "restart" )
{
daemonControl( "stop", "zmc", $zmcArgs );
}
daemonControl( "start", "zmc", $zmcArgs );
}
}
}
function zmaControl( $monitor, $mode=false )
{
2016-04-05 04:33:46 +08:00
if ( (!defined('ZM_SERVER_ID')) or ( ZM_SERVER_ID==$monitor['ServerId'] ) ) {
if ( !is_array( $monitor ) )
{
$monitor = dbFetchOne( "select C.*, M.* from Monitors as M left join Controls as C on (M.ControlId = C.Id ) where M.Id=?", NULL, array($monitor) );
}
if ( !$monitor || $monitor['Function'] == 'None' || $monitor['Function'] == 'Monitor' || $mode == "stop" )
{
if ( ZM_OPT_CONTROL )
{
daemonControl( "stop", "zmtrack.pl", "-m ".$monitor['Id'] );
}
daemonControl( "stop", "zma", "-m ".$monitor['Id'] );
if ( ZM_OPT_FRAME_SERVER )
{
daemonControl( "stop", "zmf", "-m ".$monitor['Id'] );
}
}
else
{
if ( $mode == "restart" )
{
if ( ZM_OPT_CONTROL )
{
daemonControl( "stop", "zmtrack.pl", "-m ".$monitor['Id'] );
}
daemonControl( "stop", "zma", "-m ".$monitor['Id'] );
if ( ZM_OPT_FRAME_SERVER )
{
daemonControl( "stop", "zmf", "-m ".$monitor['Id'] );
}
}
if ( ZM_OPT_FRAME_SERVER )
{
daemonControl( "start", "zmf", "-m ".$monitor['Id'] );
}
daemonControl( "start", "zma", "-m ".$monitor['Id'] );
if ( ZM_OPT_CONTROL && $monitor['Controllable'] && $monitor['TrackMotion'] && ( $monitor['Function'] == 'Modect' || $monitor['Function'] == 'Mocord' ) )
{
daemonControl( "start", "zmtrack.pl", "-m ".$monitor['Id'] );
}
if ( $mode == "reload" )
{
daemonControl( "reload", "zma", "-m ".$monitor['Id'] );
}
}
}
}
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 )
$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 zmaStatus( $monitor )
{
if ( is_array( $monitor ) )
{
$monitor = $monitor['Id'];
}
return( daemonStatus( "zma", "-m $monitor" ) );
}
function daemonCheck( $daemon=false, $args=false )
{
$string = ZM_PATH_BIN."/zmdc.pl check";
if ( $daemon )
{
$string .= " $daemon";
if ( $args )
$string .= " $args";
}
$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 zmaCheck( $monitor )
{
if ( is_array( $monitor ) )
{
$monitor = $monitor['Id'];
}
return( daemonCheck( "zma", "-m $monitor" ) );
}
function getImageSrc( $event, $frame, $scale=SCALE_BASE, $captureOnly=false, $overwrite=false ) {
$Storage = new Storage( $event['StorageId'] );
$Event = new Event( $event );
$eventPath = $Event->Path();
if ( !is_array($frame) )
$frame = array( 'FrameId'=>$frame, 'Type'=>'' );
if ( file_exists( $eventPath.'/snapshot.jpg' ) ) {
$captImage = "snapshot.jpg";
} else {
$captImage = sprintf( "%0".ZM_EVENT_IMAGE_DIGITS."d-capture.jpg", $frame['FrameId'] );
if ( ! file_exists( $eventPath.'/'.$captImage ) ) {
# Generate the frame JPG
if ( $Event->DefaultVideo() ) {
$command ='ffmpeg -v 0 -i '.$eventPath.'/'.$Event->DefaultVideo().' -vf "select=gte(n\\,'.$frame['FrameId'].'),setpts=PTS-STARTPTS" '.$eventPath.'/'.$captImage;
Debug( "Running $command" );
$output = array();
$retval = 0;
exec( $command, $output, $retval );
Debug("Retval: $retval, output: " . implode("\n", $output));
} else {
Error("Can't create frame images from video becuase there is no video file for this event (".$Event->DefaultVideo() );
}
}
}
$captPath = $eventPath.'/'.$captImage;
if ( ! file_exists( $captPath ) ) {
Error( "Capture file does not exist at $captPath" );
return '';
}
$thumbCaptPath = ZM_DIR_IMAGES.'/'.$event['Id'].'-'.$captImage;
//echo "CI:$captImage, CP:$captPath, TCP:$thumbCaptPath<br>";
$analImage = sprintf( "%0".ZM_EVENT_IMAGE_DIGITS."d-analyse.jpg", $frame['FrameId'] );
$analPath = $eventPath.'/'.$analImage;
$thumbAnalPath = ZM_DIR_IMAGES.'/'.$event['Id'].'-'.$analImage;
//echo "AI:$analImage, AP:$analPath, TAP:$thumbAnalPath<br>";
$alarmFrame = $frame['Type']=='Alarm';
$hasAnalImage = $alarmFrame && file_exists( $analPath ) && filesize( $analPath );
$isAnalImage = $hasAnalImage && !$captureOnly;
if ( !ZM_WEB_SCALE_THUMBS || $scale >= SCALE_BASE || !function_exists( 'imagecreatefromjpeg' ) ) {
$imagePath = $thumbPath = $isAnalImage?$analPath:$captPath;
$imageFile = $imagePath;
$thumbFile = $thumbPath;
} else {
if ( version_compare( phpversion(), "4.3.10", ">=") )
$fraction = sprintf( "%.3F", $scale/SCALE_BASE );
else
$fraction = sprintf( "%.3f", $scale/SCALE_BASE );
$scale = (int)round( $scale );
$thumbCaptPath = preg_replace( "/\.jpg$/", "-$scale.jpg", $thumbCaptPath );
$thumbAnalPath = preg_replace( "/\.jpg$/", "-$scale.jpg", $thumbAnalPath );
if ( $isAnalImage ) {
$imagePath = $analPath;
$thumbPath = $thumbAnalPath;
} else {
$imagePath = $captPath;
$thumbPath = $thumbCaptPath;
}
$imageFile = $imagePath;
$thumbFile = $thumbPath;
if ( $overwrite || !file_exists( $thumbFile ) || !filesize( $thumbFile ) )
{
// Get new dimensions
list( $imageWidth, $imageHeight ) = getimagesize( $imageFile );
$thumbWidth = $imageWidth * $fraction;
$thumbHeight = $imageHeight * $fraction;
// Resample
$thumbImage = imagecreatetruecolor( $thumbWidth, $thumbHeight );
$image = imagecreatefromjpeg( $imageFile );
imagecopyresampled( $thumbImage, $image, 0, 0, 0, 0, $thumbWidth, $thumbHeight, $imageWidth, $imageHeight );
if ( !imagejpeg( $thumbImage, $thumbFile ) )
Error( "Can't create thumbnail '$thumbPath'" );
}
}
$imageData = array(
'eventPath' => $eventPath,
'imagePath' => $imagePath,
'thumbPath' => $thumbPath,
'imageFile' => $imageFile,
'thumbFile' => $thumbFile,
'imageClass' => $alarmFrame?"alarm":"normal",
'isAnalImage' => $isAnalImage,
'hasAnalImage' => $hasAnalImage,
);
return( $imageData );
}
function viewImagePath( $path, $querySep='&amp;' )
{
if ( strncmp( $path, ZM_DIR_IMAGES, strlen(ZM_DIR_IMAGES) ) == 0 )
{
// Thumbnails
return( $path );
}
elseif ( strpos( ZM_DIR_EVENTS, '/' ) === 0 )
{
return( '?view=image'.$querySep.'path='.$path );
}
return( ZM_DIR_EVENTS.'/'.$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
{
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";
$result = exec( escapeshellcmd( $command ), $output, $status );
return( $status?"":rtrim($result) );
}
function executeFilter( $filter )
{
$command = ZM_PATH_BIN."/zmfilter.pl --filter ".escapeshellarg($filter);
$result = exec( $command, $output, $status );
dbQuery( "delete from Filters where Name like '_TempFilter%'" );
return( $status );
}
function reScale( $dimension, $dummy )
{
for ( $i = 1; $i < func_num_args(); $i++ )
{
$scale = func_get_arg( $i );
if ( !empty($scale) && $scale != SCALE_BASE )
$dimension = (int)(($dimension*$scale)/SCALE_BASE);
}
return( $dimension );
}
function deScale( $dimension, $dummy )
{
for ( $i = 1; $i < func_num_args(); $i++ )
{
$scale = func_get_arg( $i );
if ( !empty($scale) && $scale != SCALE_BASE )
$dimension = (int)(($dimension*SCALE_BASE)/$scale);
}
return( $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='&amp;' )
{
global $sortQuery, $sortColumn, $sortOrder; // Outputs
if ( empty($_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' :
$_REQUEST['sort_field'] = 'StartTime';
case 'StartTime' :
$sortColumn = "E.StartTime";
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;
default:
$sortColumn = "E.StartTime";
break;
}
$sortOrder = $_REQUEST['sort_asc']?"asc":"desc";
if ( !$_REQUEST['sort_asc'] )
$_REQUEST['sort_asc'] = 0;
$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']);
}
}
function parseFilter( &$filter, $saveToSession=false, $querySep='&amp;' )
{
$filter['query'] = '';
$filter['sql'] = '';
$filter['fields'] = '';
if ( isset($filter['terms']) && count($filter['terms']) )
{
for ( $i = 0; $i < count($filter['terms']); $i++ )
{
if ( isset($filter['terms'][$i]['cnj']) )
{
$filter['query'] .= $querySep."filter[terms][$i][cnj]=".urlencode($filter['terms'][$i]['cnj']);
$filter['sql'] .= " ".$filter['terms'][$i]['cnj']." ";
$filter['fields'] .= "<input type=\"hidden\" name=\"filter[terms][$i][cnj]\" value=\"".htmlspecialchars($filter['terms'][$i]['cnj'])."\"/>\n";
}
if ( isset($filter['terms'][$i]['obr']) )
{
$filter['query'] .= $querySep."filter[terms][$i][obr]=".urlencode($filter['terms'][$i]['obr']);
$filter['sql'] .= " ".str_repeat( "(", $filter['terms'][$i]['obr'] )." ";
$filter['fields'] .= "<input type=\"hidden\" name=\"filter[terms][$i][obr]\" value=\"".htmlspecialchars($filter['terms'][$i]['obr'])."\"/>\n";
}
if ( isset($filter['terms'][$i]['attr']) )
{
$filter['query'] .= $querySep."filter[terms][$i][attr]=".urlencode($filter['terms'][$i]['attr']);
$filter['fields'] .= "<input type=\"hidden\" name=\"filter[terms][$i][attr]\" value=\"".htmlspecialchars($filter['terms'][$i]['attr'])."\"/>\n";
switch ( $filter['terms'][$i]['attr'] )
{
case 'MonitorName':
$filter['sql'] .= 'M.'.preg_replace( '/^Monitor/', '', $filter['terms'][$i]['attr'] );
break;
case 'ServerId':
$filter['sql'] .= 'M.ServerId';
break;
case 'DateTime':
$filter['sql'] .= "E.StartTime";
break;
case 'Date':
$filter['sql'] .= "to_days( E.StartTime )";
break;
case 'Time':
$filter['sql'] .= "extract( hour_second from E.StartTime )";
break;
case 'Weekday':
$filter['sql'] .= "weekday( E.StartTime )";
break;
case 'Id':
case 'Name':
case 'MonitorId':
case 'StorageId':
case 'Length':
case 'Frames':
case 'AlarmFrames':
case 'TotScore':
case 'AvgScore':
case 'MaxScore':
case 'Cause':
case 'Notes':
case 'Archived':
$filter['sql'] .= 'E.'.$filter['terms'][$i]['attr'];
break;
case 'DiskPercent':
$filter['sql'] .= getDiskPercent();
break;
case 'DiskBlocks':
$filter['sql'] .= getDiskBlocks();
break;
case 'SystemLoad':
$filter['sql'] .= getLoad();
break;
}
$valueList = array();
foreach ( preg_split( '/["\'\s]*?,["\'\s]*?/', preg_replace( '/^["\']+?(.+)["\']+?$/', '$1', $filter['terms'][$i]['val'] ) ) as $value )
{
switch ( $filter['terms'][$i]['attr'] )
{
case 'MonitorName':
case 'Name':
case 'Cause':
case 'Notes':
$value = dbEscape($value);
break;
case 'ServerId':
if ( $value == 'ZM_SERVER_ID' ) {
$value = ZM_SERVER_ID;
} else {
$value = dbEscape($value);
}
case 'DateTime':
$value = "'".strftime( STRF_FMT_DATETIME_DB, strtotime( $value ) )."'";
break;
case 'Date':
$value = "to_days( '".strftime( STRF_FMT_DATETIME_DB, strtotime( $value ) )."' )";
break;
case 'Time':
$value = "extract( hour_second from '".strftime( STRF_FMT_DATETIME_DB, strtotime( $value ) )."' )";
break;
default :
$value = dbEscape($value);
break;
}
$valueList[] = $value;
}
switch ( $filter['terms'][$i]['op'] )
{
case '=' :
case '!=' :
case '>=' :
case '>' :
case '<' :
case '<=' :
$filter['sql'] .= " ".$filter['terms'][$i]['op']." $value";
break;
case '=~' :
$filter['sql'] .= " regexp ".$value;
break;
case '!~' :
$filter['sql'] .= " not regexp ".$value;
break;
case '=[]' :
$filter['sql'] .= " in (".join( ",", $valueList ).")";
break;
case '![]' :
$filter['sql'] .= " not in (".join( ",", $valueList ).")";
break;
}
$filter['query'] .= $querySep."filter[terms][$i][op]=".urlencode($filter['terms'][$i]['op']);
$filter['fields'] .= "<input type=\"hidden\" name=\"filter[terms][$i][op]\" value=\"".htmlspecialchars($filter['terms'][$i]['op'])."\"/>\n";
$filter['query'] .= $querySep."filter[terms][$i][val]=".urlencode($filter['terms'][$i]['val']);
$filter['fields'] .= "<input type=\"hidden\" name=\"filter[terms][$i][val]\" value=\"".htmlspecialchars($filter['terms'][$i]['val'])."\"/>\n";
}
if ( isset($filter['terms'][$i]['cbr']) )
{
$filter['query'] .= $querySep."filter[terms][$i][cbr]=".urlencode($filter['terms'][$i]['cbr']);
$filter['sql'] .= " ".str_repeat( ")", $filter['terms'][$i]['cbr'] )." ";
$filter['fields'] .= "<input type=\"hidden\" name=\"filter[terms][$i][cbr]\" value=\"".htmlspecialchars($filter['terms'][$i]['cbr'])."\"/>\n";
}
}
if ( $filter['sql'] )
$filter['sql'] = " and ( ".$filter['sql']." )";
if ( $saveToSession )
{
$_SESSION['filter'] = $filter;
}
}
}
function addFilterTerm( $filter, $position, $term=false )
{
if ( $position < 0 )
$position = 0;
elseif( $position > count($filter['terms']) )
$position = count($filter['terms']);
if ( $term && $position == 0 )
unset( $term['cnj'] );
array_splice( $filter['terms'], $position, 0, array( $term?$term:array() ) );
return( $filter );
}
function delFilterTerm( $filter, $position )
{
if ( $position < 0 )
$position = 0;
elseif( $position >= count($filter['terms']) )
$position = count($filter['terms']);
array_splice( $filter['terms'], $position, 1 );
return( $filter );
}
function getPagination( $pages, $page, $maxShortcuts, $query, $querySep='&amp;' )
{
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 )
{
$pageText .= '<a href="?view='.$view.$querySep.'page=1'.$query.'">&lt;&lt;</a>';
}
$pageText .= '<a href="?view='.$view.$querySep.'page='.($page-1).$query.'">&lt;</a>';
$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 )
{
$pageText .= '<a href="?view='.$view.$querySep.'page='.$newPage.$query.'">'.$newPage.'</a>&nbsp;';
}
}
$pageText .= '-&nbsp;'.$page.'&nbsp;-';
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 )
{
$pageText .= '&nbsp;<a href="?view='.$view.$querySep.'page='.$newPage.$query.'">'.$newPage.'</a>';
}
$pageText .= '<a href="?view='.$view.$querySep.'page='.($page+1).$query.'">&gt;</a>';
if ( false && $page < ($pages-1) )
{
$pageText .= '<a href="?view='.$view.$querySep.'page='.$pages.$query.'">&gt;&gt;</a>';
}
}
}
}
return( $pageText );
}
function sortHeader( $field, $querySep='&amp;' )
{
global $view;
return( '?view='.$view.$querySep.'page=1'.$_REQUEST['filter']['query'].$querySep.'sort_field='.$field.$querySep.'sort_asc='.($_REQUEST['sort_field'] == $field?!$_REQUEST['sort_asc']:0).$querySep.'limit='.$_REQUEST['limit'] );
}
function sortTag( $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()
{
$total = disk_total_space(ZM_DIR_EVENTS);
$space = round(($total - disk_free_space(ZM_DIR_EVENTS)) / $total * 100);
return( $space );
}
function getDiskBlocks()
{
$df = shell_exec( 'df '.ZM_DIR_EVENTS );
$space = -1;
if ( preg_match( '/\s(\d+)\s+\d+\s+\d+%/ms', $df, $matches ) )
$space = $matches[1];
return( $space );
}
// 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 );
?>
<input type="hidden" name="<?php echo $sessname ?>" value="<?php echo $sessid ?>"/>
<?php
}
}
function verNum( $version )
{
$vNum = "";
$maxFields = 3;
$vFields = explode( ".", $version );
array_splice( $vFields, $maxFields );
while ( count($vFields) < $maxFields )
{
$vFields[] = 0;
}
foreach ( $vFields as $vField )
{
$vField = sprintf( "%02d", $vField );
while ( strlen($vField) < 2 )
{
$vField = "0".$vField;
}
$vNum .= $vField;
}
return( $vNum );
}
function fixSequences()
{
$sequence = 1;
$sql = "select * from Monitors order by Sequence asc, Id asc";
foreach( dbFetchAll( $sql ) as $monitor )
{
if ( $monitor['Sequence'] != $sequence )
{
dbQuery( 'update Monitors set Sequence = ? WHERE Id=?', array( $sequence, $monitor['Id'] ) );
}
$sequence++;
}
}
function firstSet()
{
foreach ( func_get_args() as $arg )
{
if ( !empty( $arg ) )
return( $arg );
}
}
function linesIntersect( $line1, $line2 )
{
global $debug;
$min_x1 = min( $line1[0]['x'], $line1[1]['x'] );
$max_x1 = max( $line1[0]['x'], $line1[1]['x'] );
$min_x2 = min( $line2[0]['x'], $line2[1]['x'] );
$max_x2 = max( $line2[0]['x'], $line2[1]['x'] );
$min_y1 = min( $line1[0]['y'], $line1[1]['y'] );
$max_y1 = max( $line1[0]['y'], $line1[1]['y'] );
$min_y2 = min( $line2[0]['y'], $line2[1]['y'] );
$max_y2 = max( $line2[0]['y'], $line2[1]['y'] );
// Checking if bounding boxes intersect
if ( $max_x1 < $min_x2 || $max_x2 < $min_x1 ||$max_y1 < $min_y2 || $max_y2 < $min_y1 )
{
if ( $debug ) echo "Not intersecting, out of bounds<br>";
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<br>";
return( true );
}
else
{
if ( $debug ) echo "Not intersecting, out of range at x $x<br>";
return( false );
}
}
elseif ( $b1 == $b2 )
{
// Colinear, must overlap due to box check, intersect?
if ( $debug ) echo "Intersecting, colinear<br>";
return( true );
}
else
{
// Parallel
if ( $debug ) echo "Not intersecting, parallel<br>";
return( false );
}
}
elseif ( !$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<br>";
return( true );
}
else
{
if ( $debug ) echo "Not intersecting, out of range at y $y<br>";
return( false );
}
}
elseif ( !$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<br>";
return( true );
}
else
{
if ( $debug ) echo "Not intersecting, out of range at y $y<br>";
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<br>";
return( true );
}
else
{
// Parallel
if ( $debug ) echo "Not intersecting, vertical, parallel<br>";
return( false );
}
}
if ( $debug ) echo "Whoops, unexpected scenario<br>";
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<br>";
if ( linesIntersect( $edges[$i], $edges[$j] ) )
{
if ( $debug ) echo "Lines $i and $j intersect<br>";
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*$area))));
printf( "X:%cx, Y:$cy<br>" );
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<br>", $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<br>" );
$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<br>", $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<br>", $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<br>" );
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<br>", $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<br>", 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<br>";
echo "A:$area<br>";
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 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&hellip;', $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();
foreach ( preg_split( '/\s*,\s*/', $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 ( $socket < 0 )
{
Fatal( "socket_create() failed: ".socket_strerror($socket) );
}
$sock_file = ZM_PATH_SOCKS.'/zmx10.sock';
if ( @socket_connect( $socket, $sock_file ) )
{
$command = "status";
if ( !socket_write( $socket, $command ) )
{
Fatal( "Can't write to control socket: ".socket_strerror(socket_last_error($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 ( $socket < 0 )
{
Fatal( "socket_create() failed: ".socket_strerror($socket) );
}
$sock_file = ZM_PATH_SOCKS.'/zmx10.sock';
if ( @socket_connect( $socket, $sock_file ) )
{
$command = "$status;$key";
if ( !socket_write( $socket, $command ) )
{
Fatal( "Can't write to control socket: ".socket_strerror(socket_last_error($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(
Logger::FATAL => array( ZM_LOG_ALERT_FAT_COUNT, ZM_LOG_ALARM_FAT_COUNT ),
Logger::ERROR => array( ZM_LOG_ALERT_ERR_COUNT, ZM_LOG_ALARM_ERR_COUNT ),
Logger::WARNING => array( ZM_LOG_ALERT_WAR_COUNT, ZM_LOG_ALARM_WAR_COUNT ),
);
$sql = "select Level, count(Level) as LevelCount from Logs where Level < ".Logger::INFO." and TimeKey > unix_timestamp(now() - interval ".ZM_LOG_CHECK_PERIOD." second) group by Level order by Level asc";
$counts = dbFetchAll( $sql );
foreach ( $counts as $count )
{
if ( $count['Level'] <= Logger::PANIC )
$count['Level'] = Logger::FATAL;
if ( !($levelCount = $levelCounts[$count['Level']]) )
{
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 :
Fatal( "Unable to decode JSON string '$value', maximum stack depth exceeded" );
case JSON_ERROR_CTRL_CHAR :
Fatal( "Unable to decode JSON string '$value', unexpected control character found" );
case JSON_ERROR_STATE_MISMATCH :
Fatal( "Unable to decode JSON string '$value', invalid or malformed JSON" );
case JSON_ERROR_SYNTAX :
Fatal( "Unable to decode JSON string '$value', syntax error" );
default :
Fatal( "Unable to decode JSON string '$value', unexpected error ".json_last_error() );
case JSON_ERROR_NONE:
break;
}
}
}
function jsonEncode( &$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 )
{
Error( $message );
if ( function_exists( 'ajaxCleanup' ) )
ajaxCleanup();
if ( $code == HTTP_STATUS_OK )
{
$response = array( 'result'=>'Error', 'message'=>$message );
header( "Content-type: text/plain" );
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, $result );
elseif ( !empty($result) )
$response['message'] = $result;
header( "Content-type: text/plain" );
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 = preg_replace( '/\.(?:\.+[\\/][\\/]*)+/', '', $path );
$path = preg_replace( '/^[\\/]+/', '', $path );
return( $path );
}
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 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 ) );
}
function getStreamHTML( $monitor, $scale=100 ) {
//FIXME, the width and height of the image need to be scaled.
if ( ZM_WEB_STREAM_METHOD == 'mpeg' && ZM_MPEG_LIVE_FORMAT ) {
$streamSrc = $monitor->getStreamSrc( array( "mode=mpeg", "scale=".$scale, "bitrate=".ZM_WEB_VIDEO_BITRATE, "maxfps=".ZM_WEB_VIDEO_MAXFPS, "format=".ZM_MPEG_LIVE_FORMAT ) );
outputVideoStream( "liveStream", $streamSrc, reScale( $monitor->Width(), $scale ), reScale( $monitor->Height(), $scale ), ZM_MPEG_LIVE_FORMAT, $monitor->Name() );
} else if ( canStream() ) {
$streamSrc = $monitor->getStreamSrc( array( 'mode=jpeg', 'scale='.$scale, 'maxfps='.ZM_WEB_VIDEO_MAXFPS, 'buffer='.$monitor->StreamReplayBuffer() ) );
if ( canStreamNative() )
outputImageStream( "liveStream", $streamSrc, reScale( $monitor->Width(), $scale ), reScale( $monitor->Height(), $scale ), $monitor->Name() );
elseif ( canStreamApplet() )
outputHelperStream( "liveStream", $streamSrc, reScale( $monitor->Width(), $scale ), reScale( $monitor->Height(), $scale ), $monitor->Name() );
} else {
$streamSrc = $monitor->getStreamSrc( array( 'mode=single', "scale=".$scale ) );
outputImageStill( "liveStream", $streamSrc, reScale( $monitor->Width(), $scale ), reScale( $monitor->Height(), $scale ), $monitor->Name() );
Info( "The system has fallen back to single jpeg mode for streaming. Consider enabling Cambozola or upgrading the client browser.");
}
} // end function getStreamHTML
?>