zoneminder/web/includes/Monitor.php

719 lines
24 KiB
PHP

<?php
namespace ZM;
require_once('database.php');
require_once('Object.php');
require_once('Control.php');
require_once('Group.php');
require_once('Manufacturer.php');
require_once('Model.php');
require_once('Server.php');
require_once('Storage.php');
$FunctionTypes = null;
function getMonitorFunctionTypes() {
if (!isset($FunctionTypes)) {
$FunctionTypes = array(
'None' => translate('FnNone'),
'Monitor' => translate('FnMonitor'),
'Modect' => translate('FnModect'),
'Record' => translate('FnRecord'),
'Mocord' => translate('FnMocord'),
'Nodect' => translate('FnNodect')
);
}
return $FunctionTypes;
}
$Statuses = null;
function getMonitorStatuses() {
if (!isset($Statuses)) {
$Statuses = array(
-1 => 'Unknown',
0 => 'Idle',
1 => 'PreAlarm',
2 => 'Alarm',
3 => 'Alert',
4 => 'Tape'
);
}
return $Statuses;
}
class Monitor extends ZM_Object {
protected static $table = 'Monitors';
protected $defaults = array(
'Id' => null,
'Name' => array('type'=>'text','filter_regexp'=>'/[^\w\-\.\(\)\:\/ ]/', 'default'=>'Monitor'),
'Notes' => '',
'ServerId' => 0,
'StorageId' => 0,
'ManufacturerId' => null,
'ModelId' => null,
'Type' => 'Ffmpeg',
'Function' => 'Mocord',
'Enabled' => array('type'=>'boolean','default'=>1),
'DecodingEnabled' => array('type'=>'boolean','default'=>1),
'LinkedMonitors' => array('type'=>'set', 'default'=>null),
'Triggers' => array('type'=>'set','default'=>''),
'ONVIF_URL' => '',
'ONVIF_Username' => '',
'ONVIF_Password' => '',
'ONVIF_Options' => '',
'Device' => '',
'Channel' => 0,
'Format' => '0',
'V4LMultiBuffer' => null,
'V4LCapturesPerFrame' => 1,
'Protocol' => null,
'Method' => '',
'Host' => null,
'Port' => '',
'SubPath' => '',
'Path' => null,
'SecondPath' => null,
'Options' => null,
'User' => null,
'Pass' => null,
// These are NOT NULL default 0 in the db, but 0 is not a valid value. FIXME
'Width' => null,
'Height' => null,
'Colours' => 4,
'Palette' => '0',
'Orientation' => 'ROTATE_0',
'Deinterlacing' => 0,
'DecoderHWAccelName' => null,
'DecoderHWAccelDevice' => null,
'SaveJPEGs' => 3,
'VideoWriter' => '0',
'OutputCodec' => null,
'Encoder' => 'auto',
'OutputContainer' => null,
'EncoderParameters' => "# Lines beginning with # are a comment \n# For changing quality, use the crf option\n# 1 is best, 51 is worst quality\ncrf=23\n",
'RecordAudio' => array('type'=>'boolean', 'default'=>0),
'RTSPDescribe' => array('type'=>'boolean','default'=>0),
'Brightness' => -1,
'Contrast' => -1,
'Hue' => -1,
'Colour' => -1,
'EventPrefix' => 'Event-',
'LabelFormat' => '%N - %d/%m/%y %H:%M:%S',
'LabelX' => 0,
'LabelY' => 0,
'LabelSize' => 1,
'ImageBufferCount' => 3,
'MaxImageBufferCount' => 0,
'WarmupCount' => 0,
'PreEventCount' => 5,
'PostEventCount' => 5,
'StreamReplayBuffer' => 0,
'AlarmFrameCount' => 1,
'SectionLength' => 600,
'MinSectionLength' => 10,
'FrameSkip' => 0,
'MotionFrameSkip' => 0,
'AnalysisFPSLimit' => null,
'AnalysisUpdateDelay' => 0,
'MaxFPS' => null,
'AlarmMaxFPS' => null,
'FPSReportInterval' => 100,
'RefBlendPerc' => 6,
'AlarmRefBlendPerc' => 6,
'Controllable' => array('type'=>'boolean','default'=>0),
'ControlId' => null,
'ControlDevice' => null,
'ControlAddress' => null,
'AutoStopTimeout' => null,
'TrackMotion' => array('type'=>'boolean','default'=>0),
'TrackDelay' => null,
'ReturnLocation' => -1,
'ReturnDelay' => null,
'ModectDuringPTZ' => array('type'=>'boolean','default'=>0),
'DefaultRate' => 100,
'DefaultScale' => 0,
'SignalCheckPoints' => 0,
'SignalCheckColour' => '#0000BE',
'WebColour' => '#ff0000',
'Exif' => array('type'=>'boolean', 'default'=>0),
'Sequence' => null,
'ZoneCount' => 0,
'Refresh' => null,
'DefaultCodec' => 'auto',
'GroupIds' => array('default'=>array(), 'do_not_update'=>1),
'Latitude' => null,
'Longitude' => null,
'RTSPServer' => array('type'=>'boolean', 'default'=>0),
'RTSPStreamName' => '',
'Importance' => 'Normal',
);
private $status_fields = array(
'Status' => null,
'AnalysisFPS' => null,
'CaptureFPS' => null,
'CaptureBandwidth' => null,
);
private $summary_fields = array(
'TotalEvents' => array('type'=>'integer', 'default'=>null, 'do_not_update'=>1),
'TotalEventDiskSpace' => array('type'=>'integer', 'default'=>null, 'do_not_update'=>1),
'HourEvents' => array('type'=>'integer', 'default'=>null, 'do_not_update'=>1),
'HourEventDiskSpace' => array('type'=>'integer', 'default'=>null, 'do_not_update'=>1),
'DayEvents' => array('type'=>'integer', 'default'=>null, 'do_not_update'=>1),
'DayEventDiskSpace' => array('type'=>'integer', 'default'=>null, 'do_not_update'=>1),
'WeekEvents' => array('type'=>'integer', 'default'=>null, 'do_not_update'=>1),
'WeekEventDiskSpace' => array('type'=>'integer', 'default'=>null, 'do_not_update'=>1),
'MonthEvents' => array('type'=>'integer', 'default'=>null, 'do_not_update'=>1),
'MonthEventDiskSpace' => array('type'=>'integer', 'default'=>null, 'do_not_update'=>1),
'ArchivedEvents' => array('type'=>'integer', 'default'=>null, 'do_not_update'=>1),
'ArchivedEventDiskSpace' => array('type'=>'integer', 'default'=>null, 'do_not_update'=>1),
);
public function Control() {
if (!property_exists($this, 'Control')) {
if ($this->ControlId())
$this->{'Control'} = Control::find_one(array('Id'=>$this->{'ControlId'}));
if (!(property_exists($this, 'Control') and $this->{'Control'}))
$this->{'Control'} = new Control();
}
return $this->{'Control'};
}
public function Server() {
if (!property_exists($this, 'Server')) {
if ($this->ServerId())
$this->{'Server'} = Server::find_one(array('Id'=>$this->{'ServerId'}));
if (!property_exists($this, 'Server')) {
$this->{'Server'} = new Server();
}
}
return $this->{'Server'};
}
public function __call($fn, array $args) {
if (count($args)) {
if (is_array($this->defaults[$fn]) and $this->defaults[$fn]['type'] == 'set') {
$this->{$fn} = is_array($args[0]) ? implode(',', $args[0]) : $args[0];
} else {
$this->{$fn} = $args[0];
}
}
if (property_exists($this, $fn)) {
return $this->{$fn};
} else if (array_key_exists($fn, $this->defaults)) {
if ( is_array($this->defaults[$fn]) ) {
return $this->defaults[$fn]['default'];
}
return $this->defaults[$fn];
} else if (array_key_exists($fn, $this->status_fields)) {
$sql = 'SELECT * FROM `Monitor_Status` WHERE `MonitorId`=?';
$row = dbFetchOne($sql, NULL, array($this->{'Id'}));
if (!$row) {
Warning('Unable to load Monitor status record for Id='.$this->{'Id'}.' using '.$sql);
return null;
} else {
foreach ($row as $k => $v) {
$this->{$k} = $v;
}
}
return $this->{$fn};
} else if (array_key_exists($fn, $this->summary_fields)) {
$sql = 'SELECT * FROM `Event_Summaries` WHERE `MonitorId`=?';
$row = dbFetchOne($sql, NULL, array($this->{'Id'}));
if (!$row) {
Warning('Unable to load Event Summary record for Id='.$this->{'Id'}.' using '.$sql);
return null;
} else {
foreach ($row as $k => $v) {
$this->{$k} = $v;
}
}
return $this->{$fn};
} else {
$backTrace = debug_backtrace();
$file = $backTrace[1]['file'];
$line = $backTrace[1]['line'];
Warning("Unknown function call Monitor->$fn from $file:$line");
}
}
public function getStreamSrc($args, $querySep='&amp;') {
$streamSrc = $this->Server()->UrlToZMS(
ZM_MIN_STREAMING_PORT ?
ZM_MIN_STREAMING_PORT+$this->{'Id'} :
null);
$args['monitor'] = $this->{'Id'};
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'] = $_SESSION['username'];
}
}
if ((!isset($args['mode'])) or ($args['mode'] != 'single')) {
$args['connkey'] = $this->connKey();
}
if (ZM_RAND_STREAM) {
$args['rand'] = time();
}
# zms doesn't support width & height, so if no scale is set, default it
if (!isset($args['scale'])) {
if (isset($args['width']) and intval($args['width'])) {
$args['scale'] = intval((100*intval($args['width']))/$this->ViewWidth());
} else if (isset($args['height']) and intval($args['height'])) {
$args['scale'] = intval((100*intval($args['height']))/$this->ViewHeight());
}
}
if (isset($args['width']))
unset($args['width']);
if (isset($args['height']))
unset($args['height']);
$streamSrc .= '?'.http_build_query($args, '', $querySep);
return $streamSrc;
} // end function getStreamSrc
public function isPortrait() {
return $this->ViewWidth() > $this->ViewHeight();
}
public function isLandscape() {
return $this->ViewWidth() < $this->ViewHeight();
}
public function ViewWidth($new = null) {
if ($new)
$this->{'Width'} = $new;
$field = ( $this->Orientation() == 'ROTATE_90' or $this->Orientation() == 'ROTATE_270' ) ? 'Height' : 'Width';
if (property_exists($this, $field))
return $this->{$field};
return $this->defaults[$field];
} // end function Width
public function ViewHeight($new=null) {
if ($new)
$this->{'Height'} = $new;
$field = ( $this->Orientation() == 'ROTATE_90' or $this->Orientation() == 'ROTATE_270' ) ? 'Width' : 'Height';
if (property_exists($this, $field))
return $this->{$field};
return $this->defaults[$field];
} // end function Height
public function SignalCheckColour($new=null) {
$field = 'SignalCheckColour';
if ($new) {
$this->{$field} = $new;
}
// Validate that it's a valid colour (we seem to allow color names, not just hex).
// This also helps prevent XSS.
if (property_exists($this, $field) && preg_match('/^[#0-9a-zA-Z]+$/', $this->{$field})) {
return $this->{$field};
}
return $this->defaults[$field];
} // end function SignalCheckColour
public static function find($parameters = array(), $options = array()) {
return ZM_Object::_find(get_class(), $parameters, $options);
}
public static function find_one($parameters = array(), $options = array()) {
return ZM_Object::_find_one(get_class(), $parameters, $options);
}
function zmcControl($mode=false) {
if (!(property_exists($this,'Id') and $this->{'Id'})) {
Warning('Attempt to control a monitor with no Id');
return;
}
if ((!defined('ZM_SERVER_ID')) or ( property_exists($this, 'ServerId') and (ZM_SERVER_ID==$this->{'ServerId'}) )) {
if ($this->Type() == 'Local') {
$zmcArgs = '-d '.$this->{'Device'};
} else {
$zmcArgs = '-m '.$this->{'Id'};
}
if ($mode == 'stop') {
daemonControl('stop', 'zmc', $zmcArgs);
} else {
if ($mode == 'restart') {
daemonControl('stop', 'zmc', $zmcArgs);
}
if ($this->{'Function'} != 'None') {
daemonControl('start', 'zmc', $zmcArgs);
}
}
} else if ($this->ServerId()) {
$Server = $this->Server();
$url = $Server->UrlToApi().'/monitors/daemonControl/'.$this->{'Id'}.'/'.$mode.'/zmc.json';
if (ZM_OPT_USE_AUTH) {
if (ZM_AUTH_RELAY == 'hashed') {
$url .= '?auth='.generateAuthHash(ZM_AUTH_HASH_IPS);
} else if (ZM_AUTH_RELAY == 'plain') {
$url .= '?user='.$_SESSION['username'];
$url .= '?pass='.$_SESSION['password'];
} else {
Error('Multi-Server requires AUTH_RELAY be either HASH or PLAIN');
return;
}
}
Debug('sending command to '.$url);
$context = stream_context_create();
try {
$result = file_get_contents($url, false, $context);
if ($result === FALSE) { /* Handle error */
Error("Error restarting zmc using $url");
}
} catch (Exception $e) {
Error("Except $e thrown trying to restart zmc");
}
} else {
Error('Server not assigned to Monitor in a multi-server setup. Please assign a server to the Monitor.');
}
} // end function zmcControl
public function GroupIds($new='') {
if ($new != '') {
if (!is_array($new)) {
$this->{'GroupIds'} = array($new);
} else {
$this->{'GroupIds'} = $new;
}
}
if (!property_exists($this, 'GroupIds')) {
if (property_exists($this, 'Id') and $this->{'Id'}) {
$this->{'GroupIds'} = dbFetchAll('SELECT `GroupId` FROM `Groups_Monitors` WHERE `MonitorId`=?', 'GroupId', array($this->{'Id'}));
if (!$this->{'GroupIds'})
$this->{'GroupIds'} = array();
} else {
$this->{'GroupIds'} = array();
}
}
return $this->{'GroupIds'};
}
public function delete() {
if (!$this->{'Id'}) {
Warning('Attempt to delete a monitor without id.');
return;
}
$this->zmcControl('stop');
// If fast deletes are on, then zmaudit will clean everything else up later
// If fast deletes are off and there are lots of events then this step may
// well time out before completing, in which case zmaudit will still tidy up
if (!ZM_OPT_FAST_DELETE) {
$markEids = dbFetchAll('SELECT Id FROM Events WHERE MonitorId=?', 'Id', array($this->{'Id'}));
foreach ($markEids as $markEid)
deleteEvent($markEid);
if ($this->{'Name'})
deletePath(ZM_DIR_EVENTS.'/'.basename($this->{'Name'}));
deletePath(ZM_DIR_EVENTS.'/'.$this->{'Id'});
$Storage = $this->Storage();
if ($Storage->Path() != ZM_DIR_EVENTS) {
if ($this->{'Name'})
deletePath($Storage->Path().'/'.basename($this->{'Name'}));
deletePath($Storage->Path().'/'.$this->{'Id'});
}
} // end if !ZM_OPT_FAST_DELETE
// This is the important stuff
dbQuery('DELETE FROM Zones WHERE MonitorId = ?', array($this->{'Id'}));
if ( ZM_OPT_X10 )
dbQuery('DELETE FROM TriggersX10 WHERE MonitorId=?', array($this->{'Id'}));
dbQuery('DELETE FROM Monitor_Status WHERE MonitorId = ?', array($this->{'Id'}));
dbQuery('DELETE FROM Event_Summaries WHERE MonitorId = ?', array($this->{'Id'}));
dbQuery('DELETE FROM Monitors WHERE Id = ?', array($this->{'Id'}));
} // end function delete
public function Storage($new = null) {
if ($new) {
$this->{'Storage'} = $new;
}
if (!(property_exists($this, 'Storage') and $this->{'Storage'})) {
$this->{'Storage'} = isset($this->{'StorageId'}) ?
Storage::find_one(array('Id'=>$this->{'StorageId'})) :
new Storage(NULL);
if (!$this->{'Storage'})
$this->{'Storage'} = new Storage(NULL);
}
return $this->{'Storage'};
}
public function Source( ) {
$source = '';
if ($this->{'Type'} == 'Local') {
$source = $this->{'Device'}.' ('.$this->{'Channel'}.')';
} else if ($this->{'Type'} == 'Remote') {
$source = preg_replace('/^.*@/', '', $this->{'Host'});
if ($this->{'Port'} != '80' and $this->{'Port'} != '554') {
$source .= ':'.$this->{'Port'};
}
} else if ($this->{'Type'} == 'VNC') {
$source = preg_replace( '/^.*@/', '', $this->{'Host'} );
if ($this->{'Port'} != '5900') {
$source .= ':'.$this->{'Port'};
}
} else if ($this->{'Type'} == 'Ffmpeg' || $this->{'Type'} == 'Libvlc' || $this->{'Type'} == 'WebSite') {
$url_parts = parse_url($this->{'Path'});
if (ZM_WEB_FILTER_SOURCE == 'Hostname') {
# Filter out everything but the hostname
if (isset($url_parts['host'])) {
$source = $url_parts['host'];
} else {
$source = $this->{'Path'};
}
} else if (ZM_WEB_FILTER_SOURCE == 'NoCredentials') {
# Filter out sensitive and common items
unset($url_parts['user']);
unset($url_parts['pass']);
#unset($url_parts['scheme']);
unset($url_parts['query']);
#unset($url_parts['path']);
if (isset($url_parts['port']) and ($url_parts['port'] == '80' or $url_parts['port'] == '554'))
unset($url_parts['port']);
$source = unparse_url($url_parts);
} else { # Don't filter anything
$source = $this->{'Path'};
}
}
if ($source == '') {
$source = 'Monitor ' . $this->{'Id'};
}
return $source;
} // end function Source
public function UrlToIndex($port=null) {
return $this->Server()->UrlToIndex($port);
}
public function UrlToZMS($port=null) {
return $this->Server()->UrlToZMS($port).'?mid='.$this->Id();
}
public function sendControlCommand($command) {
// command is generally a command option list like --command=blah but might be just the word quit
$options = array();
# Convert from a command line params to an option array
foreach (explode(' ', $command) as $option) {
if (preg_match('/--([^=]+)(?:=(.+))?/', $option, $matches)) {
$options[$matches[1]] = $matches[2]?$matches[2]:1;
} else if ($option != '' and $option != 'quit' and $option != 'start' and $option != 'stop') {
Warning("Ignored command for zmcontrol $option in $command");
}
}
if (!count($options)) {
if ($command == 'quit' or $command == 'start' or $command == 'stop') {
# These are special as we now run zmcontrol as a daemon through zmdc.
$status = daemonStatus('zmcontrol.pl', array('--id', $this->{'Id'}));
Debug("Current status $status");
if ($status or ((!defined('ZM_SERVER_ID')) or (property_exists($this, 'ServerId') and (ZM_SERVER_ID==$this->{'ServerId'})))) {
daemonControl($command, 'zmcontrol.pl', '--id '.$this->{'Id'});
return;
}
$options['command'] = $command;
} else {
Warning('No commands to send to zmcontrol from '.$command);
return false;
}
}
if ((!defined('ZM_SERVER_ID')) or (property_exists($this, 'ServerId') and (ZM_SERVER_ID==$this->{'ServerId'}))) {
# Local
Debug('Trying to send options ' . print_r($options, true));
$optionString = jsonEncode($options);
Debug('Trying to send options '.$optionString);
// Either connects to running zmcontrol.pl or runs zmcontrol.pl to send the command.
$socket = socket_create(AF_UNIX, SOCK_STREAM, 0);
if ($socket < 0) {
Error('socket_create() failed: '.socket_strerror($socket));
return false;
}
$sockFile = ZM_PATH_SOCKS.'/zmcontrol-'.$this->{'Id'}.'.sock';
if (@socket_connect($socket, $sockFile)) {
if (!socket_write($socket, $optionString)) {
Error('Can\'t write to control socket: '.socket_strerror(socket_last_error($socket)));
return false;
}
} else if ($command != 'quit') {
$command = ZM_PATH_BIN.'/zmcontrol.pl '.$command.' --id '.$this->{'Id'};
// Can't connect so use script
$ctrlOutput = exec(escapeshellcmd($command));
}
socket_close($socket);
} else if ($this->ServerId()) {
$Server = $this->Server();
$url = $Server->UrlToApi().'/monitors/daemonControl/'.$this->{'Id'}.'/'.$command.'/zmcontrol.pl.json';
if (ZM_OPT_USE_AUTH) {
if (ZM_AUTH_RELAY == 'hashed') {
$url .= '?auth='.generateAuthHash(ZM_AUTH_HASH_IPS);
} else if (ZM_AUTH_RELAY == 'plain') {
$url .= '?user='.$_SESSION['username'];
$url .= '?pass='.$_SESSION['password'];
} else if (ZM_AUTH_RELAY == 'none') {
$url .= '?user='.$_SESSION['username'];
}
}
Debug('sending command to '.$url);
$context = stream_context_create();
try {
$result = file_get_contents($url, false, $context);
if ($result === FALSE) { /* Handle error */
Error("Error sending command using $url");
return false;
}
} catch (Exception $e) {
Error("Exception $e thrown trying to send command to $url");
return false;
}
} else {
Error('Server not assigned to Monitor in a multi-server setup. Please assign a server to the Monitor.');
return false;
} // end if we are on the recording server
return true;
} // end function sendControlCommand($mid, $command)
function Groups($new='') {
if ($new != '')
$this->Groups = $new;
if (!property_exists($this, 'Groups')) {
$this->Groups = Group::find(array('Id'=>$this->GroupIds()));
}
return $this->Groups;
}
function connKey($new='') {
if ($new)
$this->connKey = $new;
if (!isset($this->connKey)) {
if (!empty($GLOBALS['connkey'])) {
$this->connKey = $GLOBALS['connkey'];
} else {
$this->connKey = generateConnKey();
}
}
return $this->connKey;
}
function canEdit() {
global $user;
return ( $user && ($user['Monitors'] == 'Edit') && ( !$this->{'Id'} || visibleMonitor($this->{'Id'}) ));
}
function canView() {
global $user;
if (!$user) {
# auth turned on and not logged in
return false;
}
if (!empty($user['MonitorIds']) ) {
# For the purposes of viewing, having specified monitors trumps the Monitor->canView setting.
if (in_array($this->{'Id'}, explode(',', $user['MonitorIds']))) {
return true;
}
}
return ($user['Monitors'] != 'None');
}
function AlarmCommand($cmd) {
if ((!defined('ZM_SERVER_ID')) or (property_exists($this, 'ServerId') and (ZM_SERVER_ID==$this->{'ServerId'}))) {
switch ($cmd) {
case 'on' : $cmd = ' -a'; break;
case 'off': $cmd = ' -c'; break;
case 'disable': $cmd = ' -n'; break;
case 'status': $cmd = ' -s'; break;
default:
Warning("Invalid command $cmd in AlarmCommand");
return false;
}
$cmd = getZmuCommand($cmd.' -m '.$this->{'Id'});
$output = shell_exec($cmd);
Debug("Running $cmd output: $output");
return $output;
}
if ($this->ServerId()) {
$Server = $this->Server();
$url = $Server->UrlToApi().'/monitors/alarm/id:'.$this->{'Id'}.'/command:'.$cmd.'.json';
$auth_relay = get_auth_relay();
if ($auth_relay) $url .= '?'.$auth_relay;
Debug('sending command to '.$url);
$context = stream_context_create();
try {
$result = file_get_contents($url, false, $context);
if ($result === FALSE) { /* Handle error */
Error('Error sending command using '.$url);
return false;
}
Debug('Result '.$result);
$json = json_decode($result, true);
return $json['status'];
} catch (Exception $e) {
Error("Exception $e thrown trying to send command to $url");
return false;
}
} // end if we are on the recording server
Error('Server not assigned to Monitor in a multi-server setup. Please assign a server to the Monitor.');
return false;
}
function TriggerOn() {
$output = $this->AlarmCommand('on');
if ($output and preg_match('/Alarmed event id: (\d+)$/', $output, $matches)) {
return $matches[1];
}
Warning('No event returned from TriggerOn');
}
function TriggerOff() {
$output = $this->AlarmCommand('off');
}
function DisableAlarms() {
$output = $this->AlarmCommand('disable');
}
function Model() {
if (!property_exists($this, 'Model')) {
if ($this->{'ModelId'}) {
$this->{'Model'} = Model::find_one(array('Id'=>$this->ModelId()));
if (!$this->{'Model'})
$this->{'Model'} = new Model();
} else {
$this->{'Model'} = new Model();
}
}
return $this->{'Model'};
}
function Manufacturer() {
if (!property_exists($this, 'Manufacturer')) {
if ($this->{'ManufacturerId'}) {
$this->{'Manufacturer'} = Manufacturer::find_one(array('Id'=>$this->ManufacturerId()));
if (!$this->{'Manufacturer'})
$this->{'Manufacturer'} = new Manufacturer();
} else {
$this->{'Manufacturer'} = new Manufacturer();
}
}
return $this->{'Manufacturer'};
}
} // end class Monitor
?>