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1 | <?php |
2 | /** |
3 | * Implements Special:Lockdb |
4 | * |
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. |
9 | * |
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. |
14 | * |
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 |
19 | * |
20 | * @file |
21 | * @ingroup SpecialPage |
22 | */ |
23 | |
24 | namespace MediaWiki\Specials; |
25 | |
26 | use ErrorPageError; |
27 | use MediaWiki\HTMLForm\HTMLForm; |
28 | use MediaWiki\MainConfigNames; |
29 | use MediaWiki\SpecialPage\FormSpecialPage; |
30 | use MediaWiki\Status\Status; |
31 | use MediaWiki\User\User; |
32 | use Wikimedia\AtEase\AtEase; |
33 | |
34 | /** |
35 | * A form to make the database readonly (eg for maintenance purposes). |
36 | * |
37 | * @ingroup SpecialPage |
38 | */ |
39 | class SpecialLockdb extends FormSpecialPage { |
40 | |
41 | public function __construct() { |
42 | parent::__construct( 'Lockdb', 'siteadmin' ); |
43 | } |
44 | |
45 | public function doesWrites() { |
46 | return false; |
47 | } |
48 | |
49 | public function requiresWrite() { |
50 | return false; |
51 | } |
52 | |
53 | public function checkExecutePermissions( User $user ) { |
54 | parent::checkExecutePermissions( $user ); |
55 | # If the lock file isn't writable, we can do sweet bugger all |
56 | if ( !is_writable( dirname( $this->getConfig()->get( MainConfigNames::ReadOnlyFile ) ) ) ) { |
57 | throw new ErrorPageError( 'lockdb', 'lockfilenotwritable' ); |
58 | } |
59 | if ( file_exists( $this->getConfig()->get( MainConfigNames::ReadOnlyFile ) ) ) { |
60 | throw new ErrorPageError( 'lockdb', 'databaselocked' ); |
61 | } |
62 | } |
63 | |
64 | protected function getFormFields() { |
65 | return [ |
66 | 'Reason' => [ |
67 | 'type' => 'textarea', |
68 | 'rows' => 4, |
69 | 'label-message' => 'enterlockreason', |
70 | ], |
71 | 'Confirm' => [ |
72 | 'type' => 'toggle', |
73 | 'label-message' => 'lockconfirm', |
74 | ], |
75 | ]; |
76 | } |
77 | |
78 | protected function alterForm( HTMLForm $form ) { |
79 | $form->setWrapperLegend( false ) |
80 | ->setHeaderHtml( $this->msg( 'lockdbtext' )->parseAsBlock() ) |
81 | ->setSubmitTextMsg( 'lockbtn' ); |
82 | } |
83 | |
84 | public function onSubmit( array $data ) { |
85 | if ( !$data['Confirm'] ) { |
86 | return Status::newFatal( 'locknoconfirm' ); |
87 | } |
88 | |
89 | AtEase::suppressWarnings(); |
90 | $fp = fopen( $this->getConfig()->get( MainConfigNames::ReadOnlyFile ), 'w' ); |
91 | AtEase::restoreWarnings(); |
92 | |
93 | if ( $fp === false ) { |
94 | # This used to show a file not found error, but the likeliest reason for fopen() |
95 | # to fail at this point is insufficient permission to write to the file...good old |
96 | # is_writable() is plain wrong in some cases, it seems... |
97 | return Status::newFatal( 'lockfilenotwritable' ); |
98 | } |
99 | fwrite( $fp, $data['Reason'] ); |
100 | $timestamp = wfTimestampNow(); |
101 | $contLang = $this->getContentLanguage(); |
102 | fwrite( $fp, "\n<p>" . $this->msg( 'lockedbyandtime', |
103 | $this->getUser()->getName(), |
104 | $contLang->date( $timestamp, false, false ), |
105 | $contLang->time( $timestamp, false, false ) |
106 | )->inContentLanguage()->text() . "</p>\n" ); |
107 | fclose( $fp ); |
108 | |
109 | return Status::newGood(); |
110 | } |
111 | |
112 | public function onSuccess() { |
113 | $out = $this->getOutput(); |
114 | $out->addSubtitle( $this->msg( 'lockdbsuccesssub' ) ); |
115 | $out->addWikiMsg( 'lockdbsuccesstext' ); |
116 | } |
117 | |
118 | protected function getDisplayFormat() { |
119 | return 'ooui'; |
120 | } |
121 | |
122 | protected function getGroupName() { |
123 | return 'wiki'; |
124 | } |
125 | } |
126 | |
127 | /** @deprecated class alias since 1.41 */ |
128 | class_alias( SpecialLockdb::class, 'SpecialLockdb' ); |