zoneminder/web/includes/Group.php

311 lines
9.7 KiB
PHP

<?php
class Group {
public $defaults = array(
'Id' => null,
'Name' => '',
'ParentId' => null,
);
public function __construct( $IdOrRow=NULL ) {
$row = NULL;
if ( $IdOrRow ) {
if ( is_integer($IdOrRow) or is_numeric($IdOrRow) ) {
$row = dbFetchOne('SELECT * FROM Groups WHERE Id=?', NULL, array($IdOrRow));
if ( ! $row ) {
Error('Unable to load Group record for Id=' . $IdOrRow);
}
} elseif ( is_array( $IdOrRow ) ) {
$row = $IdOrRow;
} else {
$backTrace = debug_backtrace();
$file = $backTrace[1]['file'];
$line = $backTrace[1]['line'];
Error("Unknown argument passed to Group Constructor from $file:$line)");
Error("Unknown argument passed to Group Constructor ($IdOrRow)");
return;
}
} # end if isset($IdOrRow)
if ( $row ) {
foreach ($row as $k => $v) {
$this->{$k} = $v;
}
}
} // end function __construct
public function __call( $fn, array $args ) {
if ( count( $args ) ) {
$this->{$fn} = $args[0];
}
if ( array_key_exists( $fn, $this ) ) {
return $this->{$fn};
} else if ( array_key_exists( $fn, $this->defaults ) ) {
$this->{$fn} = $this->defaults{$fn};
return $this->{$fn};
} else {
$backTrace = debug_backtrace();
$file = $backTrace[1]['file'];
$line = $backTrace[1]['line'];
Warning( "Unknown function call Group->$fn from $file:$line" );
}
}
public static function find_all( $parameters = null ) {
$filters = array();
$sql = 'SELECT * FROM Groups ';
$values = array();
if ( $parameters ) {
$fields = array();
$sql .= 'WHERE ';
foreach ( $parameters as $field => $value ) {
if ( $value == null ) {
$fields[] = $field.' IS NULL';
} else if ( is_array( $value ) ) {
$func = function(){return '?';};
$fields[] = $field.' IN ('.implode(',', array_map( $func, $value ) ). ')';
$values += $value;
} else {
$fields[] = $field.'=?';
$values[] = $value;
}
}
$sql .= implode(' AND ', $fields );
}
$sql .= ' ORDER BY Name';
$result = dbQuery($sql, $values);
$results = $result->fetchALL(PDO::FETCH_CLASS | PDO::FETCH_PROPS_LATE, 'Group');
foreach ( $results as $row => $obj ) {
$filters[] = $obj;
}
return $filters;
}
public function delete() {
if ( array_key_exists( 'Id', $this ) ) {
dbQuery( 'DELETE FROM Groups WHERE Id=?', array($this->{'Id'}) );
dbQuery( 'DELETE FROM Groups_Monitors WHERE GroupId=?', array($this->{'Id'}) );
if ( isset($_COOKIE['zmGroup']) ) {
if ( $this->{'Id'} == $_COOKIE['zmGroup'] ) {
unset( $_COOKIE['zmGroup'] );
setcookie( 'zmGroup', '', time()-3600*24*2 );
}
}
}
} # end function delete()
public function set( $data ) {
foreach ($data as $k => $v) {
if ( is_array( $v ) ) {
$this->{$k} = $v;
} else if ( is_string( $v ) ) {
$this->{$k} = trim( $v );
} else if ( is_integer( $v ) ) {
$this->{$k} = $v;
} else if ( is_bool( $v ) ) {
$this->{$k} = $v;
} else {
Error( "Unknown type $k => $v of var " . gettype( $v ) );
$this->{$k} = $v;
}
}
}
public function depth( $new = null ) {
if ( isset($new) ) {
$this->{'depth'} = $new;
}
if ( ! array_key_exists( 'depth', $this ) or ( $this->{'depth'} == null ) ) {
$this->{'depth'} = 1;
if ( $this->{'ParentId'} != null ) {
$Parent = new Group( $this->{'ParentId'} );
$this->{'depth'} += $Parent->depth();
}
}
return $this->{'depth'};
} // end public function depth
public function MonitorIds( ) {
if ( ! array_key_exists( 'MonitorIds', $this ) ) {
$this->{'MonitorIds'} = dbFetchAll( 'SELECT MonitorId FROM Groups_Monitors WHERE GroupId=?', 'MonitorId', array($this->{'Id'}) );
}
return $this->{'MonitorIds'};
}
public static function get_group_dropdown( ) {
session_start();
$selected_group_id = 0;
if ( isset($_REQUEST['groups']) ) {
$selected_group_id = $group_id = $_SESSION['groups'] = $_REQUEST['groups'];
} else if ( isset( $_SESSION['groups'] ) ) {
$selected_group_id = $group_id = $_SESSION['groups'];
} else if ( isset($_REQUEST['filtering']) ) {
unset($_SESSION['groups']);
}
session_write_close();
return htmlSelect( 'Group[]', Group::get_dropdown_options(), isset($_SESSION['Group'])?$_SESSION['Group']:null, array(
'onchange' => 'this.form.submit();',
'class'=>'chosen',
'multiple'=>'multiple',
'data-placeholder'=>'All',
) );
} # end public static function get_group_dropdown
public static function get_dropdown_options() {
$Groups = array();
foreach ( Group::find_all( ) as $Group ) {
$Groups[$Group->Id()] = $Group;
}
# This array is indexed by parent_id
global $children;
$children = array();
foreach ( $Groups as $id=>$Group ) {
if ( $Group->ParentId() != null ) {
if ( ! isset( $children[$Group->ParentId()] ) )
$children[$Group->ParentId()] = array();
$children[$Group->ParentId()][] = $Group;
}
}
function get_options( $Group ) {
global $children;
$options = array( $Group->Id() => str_repeat('&nbsp;&nbsp;&nbsp;', $Group->depth() ) . $Group->Name() );
if ( isset($children[$Group->Id()]) ) {
foreach ( $children[$Group->Id()] as $child ) {
$options += get_options( $child );
}
}
return $options;
}
$group_options = array();
foreach ( $Groups as $id=>$Group ) {
if ( ! $Group->ParentId() ) {
$group_options += get_options( $Group );
}
}
return $group_options;
}
public static function get_group_dropdowns( $selected = null ) {
# This will end up with the group_id of the deepest selection
$group_id = 0;
$depth = 0;
$groups = array();
$parent_group_ids = null;
session_start();
$group_options = array(0=>'All');
while(1) {
$Groups = Group::find_all( array('ParentId'=>$parent_group_ids) );
if ( ! count( $Groups ) )
break;
$parent_group_ids = array();
if ( ! $selected ) {
$selected_group_id = 0;
if ( isset($_REQUEST['group'.$depth]) ) {
$selected_group_id = $group_id = $_SESSION['group'.$depth] = $_REQUEST['group'.$depth];
} else if ( isset( $_SESSION['group'.$depth] ) ) {
$selected_group_id = $group_id = $_SESSION['group'.$depth];
} else if ( isset($_REQUEST['filtering']) ) {
unset($_SESSION['group'.$depth]);
}
} else {
$selected_group_id = $selected;
}
foreach ( $Groups as $Group ) {
if ( ! isset( $groups[$depth] ) ) {
$groups[$depth] = array(0=>'All');
}
$group_options[$Group->Id()] = str_repeat( '&nbsp;', $depth ) . $Group->Name();
$groups[$depth][$Group->Id()] = $Group->Name();
if ( $selected_group_id and ( $selected_group_id == $Group->Id() ) )
$parent_group_ids[] = $Group->Id();
}
//echo htmlSelect( 'group'.$depth, $groups[$depth], $selected_group_id, "this.form.submit();" );
if ( ! count($parent_group_ids) ) break;
$depth += 1;
}
echo htmlSelect( 'groups', $group_options, $selected_group_id, 'this.form.submit();' );
session_write_close();
return $group_id;
} # end public static function get_group_dropdowns()
public static function get_group_sql( $group_id ) {
$groupSql = '';
if ( $group_id ) {
if ( is_array( $group_id ) ) {
$group_id_sql_part = ' IN ('.implode(',', array_map(function(){return '?';}, $group_id ) ).')';
$MonitorIds = dbFetchAll( 'SELECT MonitorId FROM Groups_Monitors WHERE GroupId'.$group_id_sql_part, 'MonitorId', $group_id );
$MonitorIds = array_merge( $MonitorIds, dbFetchAll( 'SELECT MonitorId FROM Groups_Monitors WHERE GroupId IN (SELECT Id FROM Groups WHERE ParentId'.$group_id_sql_part.')', 'MonitorId', $group_id ) );
} else {
$MonitorIds = dbFetchAll( 'SELECT MonitorId FROM Groups_Monitors WHERE GroupId=?', 'MonitorId', array($group_id) );
$MonitorIds = array_merge( $MonitorIds, dbFetchAll( 'SELECT MonitorId FROM Groups_Monitors WHERE GroupId IN (SELECT Id FROM Groups WHERE ParentId = ?)', 'MonitorId', array($group_id) ) );
}
$groupSql = " find_in_set( M.Id, '".implode( ',', $MonitorIds )."' )";
}
return $groupSql;
} # end public static function get_group_sql( $group_id )
public static function get_monitors_dropdown( $options = null ) {
$monitor_id = 0;
if ( isset( $_REQUEST['monitor_id'] ) ) {
$monitor_id = $_REQUEST['monitor_id'];
} else if ( isset($_COOKIE['zmMonitorId']) ) {
$monitor_id = $_COOKIE['zmMonitorId'];
}
$sql = 'SELECT * FROM Monitors';
if ( $options ) {
$sql .= ' WHERE '. implode(' AND ', array(
( isset($options['groupSql']) ? $options['groupSql']:'')
) ).' ORDER BY Sequence ASC';
}
$monitors_dropdown = array(''=>'All');
foreach ( dbFetchAll( $sql ) as $monitor ) {
if ( !visibleMonitor( $monitor['Id'] ) ) {
continue;
}
$monitors_dropdown[$monitor['Id']] = $monitor['Name'];
}
echo htmlSelect( 'monitor_id', $monitors_dropdown, $monitor_id, array('onchange'=>'changeMonitor(this);') );
return $monitor_id;
}
public function Parent( ) {
if ( $this->{'ParentId'} ) {
return new Group($this->{'ParentId'});
}
return null;
}
public function Parents() {
$Parents = array();
$Parent = $this->Parent();
while( $Parent ) {
array_unshift($Parents, $Parent);
$Parent = $Parent->Parent();
}
return $Parents;
}
} # end class Group
?>