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| 1 | <?php |
| 2 | |
| 3 | namespace MediaWiki\SpecialPage; |
| 4 | |
| 5 | use MediaWiki\HTMLForm\HTMLForm; |
| 6 | use MediaWiki\MediaWikiServices; |
| 7 | use MediaWiki\Status\Status; |
| 8 | use MediaWiki\Title\MalformedTitleException; |
| 9 | use MediaWiki\Title\Title; |
| 10 | use SearchEngineFactory; |
| 11 | |
| 12 | /** |
| 13 | * Abstract to simplify creation of redirect special pages |
| 14 | * |
| 15 | * This program is free software; you can redistribute it and/or modify |
| 16 | * it under the terms of the GNU General Public License as published by |
| 17 | * the Free Software Foundation; either version 2 of the License, or |
| 18 | * (at your option) any later version. |
| 19 | * |
| 20 | * This program is distributed in the hope that it will be useful, |
| 21 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 22 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 23 | * GNU General Public License for more details. |
| 24 | * |
| 25 | * You should have received a copy of the GNU General Public License along |
| 26 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 27 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 28 | * http://www.gnu.org/copyleft/gpl.html |
| 29 | * |
| 30 | * @stable to extend |
| 31 | * |
| 32 | * @file |
| 33 | * @ingroup SpecialPage |
| 34 | * @author DannyS712 |
| 35 | */ |
| 36 | abstract class SpecialRedirectWithAction extends RedirectSpecialPage { |
| 37 | /** @var string */ |
| 38 | protected $action; |
| 39 | |
| 40 | /** @var string */ |
| 41 | protected $msgPrefix; |
| 42 | |
| 43 | /** @var SearchEngineFactory */ |
| 44 | private $searchEngineFactory; |
| 45 | |
| 46 | /** |
| 47 | * @stable to call |
| 48 | * @since 1.39 SearchEngineFactory added |
| 49 | * |
| 50 | * @param string $name |
| 51 | * @param string $action |
| 52 | * @param string $msgPrefix |
| 53 | * @param SearchEngineFactory|null $searchEngineFactory Not providing this param is deprecated since 1.39 |
| 54 | */ |
| 55 | public function __construct( |
| 56 | $name, |
| 57 | $action, |
| 58 | $msgPrefix, |
| 59 | SearchEngineFactory $searchEngineFactory = null |
| 60 | ) { |
| 61 | parent::__construct( $name ); |
| 62 | $this->action = $action; |
| 63 | $this->msgPrefix = $msgPrefix; |
| 64 | if ( !$searchEngineFactory ) { |
| 65 | // Fallback to global state if the new parameter was not provided |
| 66 | wfDeprecated( __METHOD__ . ' without providing SearchEngineFactory', '1.39' ); |
| 67 | $searchEngineFactory = MediaWikiServices::getInstance()->getSearchEngineFactory(); |
| 68 | } |
| 69 | $this->searchEngineFactory = $searchEngineFactory; |
| 70 | } |
| 71 | |
| 72 | /** |
| 73 | * @inheritDoc |
| 74 | */ |
| 75 | public function getRedirect( $subpage ) { |
| 76 | if ( $subpage === null || $subpage === '' ) { |
| 77 | return false; |
| 78 | } |
| 79 | $this->mAddedRedirectParams['title'] = $subpage; |
| 80 | $this->mAddedRedirectParams['action'] = $this->action; |
| 81 | return true; |
| 82 | } |
| 83 | |
| 84 | /** |
| 85 | * @stable to override |
| 86 | */ |
| 87 | protected function showNoRedirectPage() { |
| 88 | $this->setHeaders(); |
| 89 | $this->outputHeader(); |
| 90 | $this->showForm(); |
| 91 | } |
| 92 | |
| 93 | private function showForm() { |
| 94 | // Dynamic messages used: |
| 95 | // 'special' . $this->msgPrefix . '-page' |
| 96 | // 'special' . $this->msgPrefix . '-submit' |
| 97 | // Each special page that extends this should include those as comments for grep |
| 98 | $form = HTMLForm::factory( 'ooui', [ |
| 99 | 'page' => [ |
| 100 | 'type' => 'text', |
| 101 | 'name' => 'page', |
| 102 | 'label-message' => 'special' . $this->msgPrefix . '-page', |
| 103 | 'required' => true, |
| 104 | ], |
| 105 | ], $this->getContext(), $this->msgPrefix ); |
| 106 | $form->setSubmitTextMsg( 'special' . $this->msgPrefix . '-submit' ); |
| 107 | $form->setSubmitCallback( [ $this, 'onFormSubmit' ] ); |
| 108 | $form->show(); |
| 109 | } |
| 110 | |
| 111 | /** |
| 112 | * @stable to override |
| 113 | * |
| 114 | * @param array $formData |
| 115 | * |
| 116 | * @return Status|null |
| 117 | */ |
| 118 | public function onFormSubmit( $formData ) { |
| 119 | $title = $formData['page']; |
| 120 | try { |
| 121 | $page = Title::newFromTextThrow( $title ); |
| 122 | } catch ( MalformedTitleException $e ) { |
| 123 | return Status::newFatal( $e->getMessageObject() ); |
| 124 | } |
| 125 | $query = [ 'action' => $this->action ]; |
| 126 | $url = $page->getFullUrlForRedirect( $query ); |
| 127 | $this->getOutput()->redirect( $url ); |
| 128 | } |
| 129 | |
| 130 | /** |
| 131 | * @stable to override |
| 132 | * @return bool |
| 133 | */ |
| 134 | public function isListed() { |
| 135 | return true; |
| 136 | } |
| 137 | |
| 138 | /** |
| 139 | * Return an array of subpages beginning with $search that this special page will accept. |
| 140 | * |
| 141 | * @param string $search Prefix to search for |
| 142 | * @param int $limit Maximum number of results to return (usually 10) |
| 143 | * @param int $offset Number of results to skip (usually 0) |
| 144 | * @return string[] Matching subpages |
| 145 | */ |
| 146 | public function prefixSearchSubpages( $search, $limit, $offset ) { |
| 147 | return $this->prefixSearchString( $search, $limit, $offset, $this->searchEngineFactory ); |
| 148 | } |
| 149 | |
| 150 | /** |
| 151 | * @stable to override |
| 152 | * @return string |
| 153 | */ |
| 154 | protected function getGroupName() { |
| 155 | return 'redirects'; |
| 156 | } |
| 157 | } |
| 158 | |
| 159 | /** @deprecated class alias since 1.41 */ |
| 160 | class_alias( SpecialRedirectWithAction::class, 'SpecialRedirectWithAction' ); |