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<?php
/**
* Helper methods to call functions and instance objects.
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
*/
class MWFunction {
/**
* @param $callback
* @return array
* @throws MWException
*/
protected static function cleanCallback( $callback ) {
if( is_string( $callback ) ) {
if ( strpos( $callback, '::' ) !== false ) {
// PHP 5.1 cannot use call_user_func( 'Class::Method' )
// It can only handle only call_user_func( array( 'Class', 'Method' ) )
$callback = explode( '::', $callback, 2);
}
}
if( count( $callback ) == 2 && $callback[0] == 'self' || $callback[0] == 'parent' ) {
throw new MWException( 'MWFunction cannot call self::method() or parent::method()' );
}
// Run autoloader (workaround for call_user_func_array bug: http://bugs.php.net/bug.php?id=51329)
is_callable( $callback );
return $callback;
}
/**
* @param $callback
* @return mixed
*/
public static function call( $callback ) {
$callback = self::cleanCallback( $callback );
$args = func_get_args();
return call_user_func_array( 'call_user_func', $args );
}
/**
* @param $callback
* @param $argsarams
* @return mixed
*/
public static function callArray( $callback, $argsarams ) {
$callback = self::cleanCallback( $callback );
return call_user_func_array( $callback, $argsarams );
}
/**
* @param $class
* @param $args array
* @return object
*/
public static function newObj( $class, $args = array() ) {
if( !count( $args ) ) {
return new $class;
}
$ref = new ReflectionClass( $class );
return $ref->newInstanceArgs( $args );
}
}
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