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filters.php
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Created
Sat, Feb 1, 8:59 AM
Size
2 KB
Mime Type
text/x-php
Expires
Mon, Feb 3, 8:59 AM (10 h, 9 m)
Engine
blob
Format
Raw Data
Handle
555838
Attached To
rINP In-Portal
filters.php
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<?php
/**
* @version $Id: filters.php 12734 2009-10-20 19:28:11Z alex $
* @package In-Portal
* @copyright Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
* @license GNU/GPL
* In-Portal is Open Source software.
* This means that this software may have been modified pursuant
* the GNU General Public License, and as distributed it includes
* or is derivative of works licensed under the GNU General Public License
* or other free or open source software licenses.
* See http://www.in-portal.org/license for copyright notices and details.
*/
defined
(
'FULL_PATH'
)
or
die
(
'restricted access!'
);
class
kMultipleFilter
{
var
$type
=
FLT_TYPE_AND
;
var
$filters
=
Array
();
/**
* Creates new instance of kMultipleFilter class
*
* @param int $type
* @return kMultipleFilter
*/
function
&
makeClass
(
$type
=
null
)
{
$result
=
new
kMultipleFilter
(
$type
);
return
$result
;
}
/**
* Creates empty multiple filter
*
* @param int $type
* @return MultipleFilter
* @access public
*/
function
kMultipleFilter
(
$type
=
FLT_TYPE_AND
)
{
$this
->
setType
(
$type
);
}
/**
* Enter description here...
*
* @param int $new_type
*/
function
setType
(
$new_type
)
{
$this
->
type
=
$new_type
;
}
/**
* Adds new or replaces old filter with same name
*
* @param string $name
* @param mixed $clause kMultipleFilter object or where clause ifself
* @access public
*/
function
addFilter
(
$name
,
$clause
)
{
if
(
is_object
(
$clause
)
&&
$clause
->
hasFilters
()
)
{
$this
->
filters
[
$name
]
=
$clause
->
getSQL
();
}
elseif
(
!
is_object
(
$clause
)
&&
strlen
(
$clause
)
)
{
$this
->
filters
[
$name
]
=
$clause
;
}
}
/**
* Returns filter by name
*
* @param string $name
* @return string
*/
function
getFilter
(
$name
)
{
return
isset
(
$this
->
filters
[
$name
])
?
$this
->
filters
[
$name
]
:
false
;
}
/**
* Removes specified filter from filters list
*
* @param string $name
* @access public
*/
function
removeFilter
(
$name
)
{
unset
(
$this
->
filters
[
$name
]);
}
/**
* Remove all added filters
*
* @access public
*/
function
clearFilters
()
{
$this
->
filters
=
Array
();
}
/**
* Build where clause based on added filters and multiple filter type
*
* @return string
* @access public
*/
function
getSQL
()
{
$filter_count
=
count
(
$this
->
filters
);
if
(!
$filter_count
)
return
''
;
return
'('
.
implode
(
') '
.
$this
->
type
.
' ('
,
$this
->
filters
).
')'
;
}
/**
* Allows to check if some filters are added to multiple filter
*
* @return bool
* @access public
*/
function
hasFilters
()
{
return
$this
->
filters
?
true
:
false
;
}
}
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