Merge "[FileBackend] Bumped Swift listing page size."
[mediawiki.git] / includes / MWFunction.php
blob36fcc30bc5985261fc6f1cd9e7cd097a9c5f6b72
1 <?php
2 /**
3 * Helper methods to call functions and instance objects.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 * http://www.gnu.org/copyleft/gpl.html
20 * @file
23 class MWFunction {
25 /**
26 * @param $callback
27 * @return array
28 * @throws MWException
30 protected static function cleanCallback( $callback ) {
31 if( is_string( $callback ) ) {
32 if ( strpos( $callback, '::' ) !== false ) {
33 // PHP 5.1 cannot use call_user_func( 'Class::Method' )
34 // It can only handle only call_user_func( array( 'Class', 'Method' ) )
35 $callback = explode( '::', $callback, 2);
39 if( count( $callback ) == 2 && $callback[0] == 'self' || $callback[0] == 'parent' ) {
40 throw new MWException( 'MWFunction cannot call self::method() or parent::method()' );
43 // Run autoloader (workaround for call_user_func_array bug: http://bugs.php.net/bug.php?id=51329)
44 is_callable( $callback );
46 return $callback;
49 /**
50 * @param $callback
51 * @return mixed
53 public static function call( $callback ) {
54 $callback = self::cleanCallback( $callback );
56 $args = func_get_args();
58 return call_user_func_array( 'call_user_func', $args );
61 /**
62 * @param $callback
63 * @param $argsarams
64 * @return mixed
66 public static function callArray( $callback, $argsarams ) {
67 $callback = self::cleanCallback( $callback );
68 return call_user_func_array( $callback, $argsarams );
71 /**
72 * @param $class
73 * @param $args array
74 * @return object
76 public static function newObj( $class, $args = array() ) {
77 if( !count( $args ) ) {
78 return new $class;
81 $ref = new ReflectionClass( $class );
82 return $ref->newInstanceArgs( $args );