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| 1 | <?php |
| 2 | /** |
| 3 | * Implements Special:Unblock |
| 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 LogEventsList; |
| 27 | use MediaWiki\Block\Block; |
| 28 | use MediaWiki\Block\BlockUtils; |
| 29 | use MediaWiki\Block\DatabaseBlockStore; |
| 30 | use MediaWiki\Block\UnblockUserFactory; |
| 31 | use MediaWiki\HTMLForm\HTMLForm; |
| 32 | use MediaWiki\Request\WebRequest; |
| 33 | use MediaWiki\SpecialPage\SpecialPage; |
| 34 | use MediaWiki\Title\Title; |
| 35 | use MediaWiki\Title\TitleValue; |
| 36 | use MediaWiki\User\UserIdentity; |
| 37 | use MediaWiki\User\UserNamePrefixSearch; |
| 38 | use MediaWiki\User\UserNameUtils; |
| 39 | use MediaWiki\Watchlist\WatchlistManager; |
| 40 | use Wikimedia\IPUtils; |
| 41 | |
| 42 | /** |
| 43 | * A special page for unblocking users |
| 44 | * |
| 45 | * @ingroup SpecialPage |
| 46 | */ |
| 47 | class SpecialUnblock extends SpecialPage { |
| 48 | |
| 49 | /** @var UserIdentity|string|null */ |
| 50 | protected $target; |
| 51 | |
| 52 | /** @var int|null Block::TYPE_ constant */ |
| 53 | protected $type; |
| 54 | |
| 55 | protected $block; |
| 56 | |
| 57 | private UnblockUserFactory $unblockUserFactory; |
| 58 | private BlockUtils $blockUtils; |
| 59 | private DatabaseBlockStore $blockStore; |
| 60 | private UserNameUtils $userNameUtils; |
| 61 | private UserNamePrefixSearch $userNamePrefixSearch; |
| 62 | private WatchlistManager $watchlistManager; |
| 63 | |
| 64 | /** |
| 65 | * @param UnblockUserFactory $unblockUserFactory |
| 66 | * @param BlockUtils $blockUtils |
| 67 | * @param DatabaseBlockStore $blockStore |
| 68 | * @param UserNameUtils $userNameUtils |
| 69 | * @param UserNamePrefixSearch $userNamePrefixSearch |
| 70 | * @param WatchlistManager $watchlistManager |
| 71 | */ |
| 72 | public function __construct( |
| 73 | UnblockUserFactory $unblockUserFactory, |
| 74 | BlockUtils $blockUtils, |
| 75 | DatabaseBlockStore $blockStore, |
| 76 | UserNameUtils $userNameUtils, |
| 77 | UserNamePrefixSearch $userNamePrefixSearch, |
| 78 | WatchlistManager $watchlistManager |
| 79 | ) { |
| 80 | parent::__construct( 'Unblock', 'block' ); |
| 81 | $this->unblockUserFactory = $unblockUserFactory; |
| 82 | $this->blockUtils = $blockUtils; |
| 83 | $this->blockStore = $blockStore; |
| 84 | $this->userNameUtils = $userNameUtils; |
| 85 | $this->userNamePrefixSearch = $userNamePrefixSearch; |
| 86 | $this->watchlistManager = $watchlistManager; |
| 87 | } |
| 88 | |
| 89 | public function doesWrites() { |
| 90 | return true; |
| 91 | } |
| 92 | |
| 93 | public function execute( $par ) { |
| 94 | $this->checkPermissions(); |
| 95 | $this->checkReadOnly(); |
| 96 | |
| 97 | [ $this->target, $this->type ] = $this->getTargetAndType( $par, $this->getRequest() ); |
| 98 | $this->block = $this->blockStore->newFromTarget( $this->target ); |
| 99 | if ( $this->target instanceof UserIdentity ) { |
| 100 | // Set the 'relevant user' in the skin, so it displays links like Contributions, |
| 101 | // User logs, UserRights, etc. |
| 102 | $this->getSkin()->setRelevantUser( $this->target ); |
| 103 | } |
| 104 | |
| 105 | $this->setHeaders(); |
| 106 | $this->outputHeader(); |
| 107 | $this->addHelpLink( 'Help:Blocking users' ); |
| 108 | |
| 109 | $out = $this->getOutput(); |
| 110 | $out->setPageTitleMsg( $this->msg( 'unblockip' ) ); |
| 111 | $out->addModules( [ 'mediawiki.userSuggest', 'mediawiki.special.block' ] ); |
| 112 | |
| 113 | $form = HTMLForm::factory( 'ooui', $this->getFields(), $this->getContext() ) |
| 114 | ->setWrapperLegendMsg( 'unblockip' ) |
| 115 | ->setSubmitCallback( function ( array $data, HTMLForm $form ) { |
| 116 | if ( $this->type != Block::TYPE_RANGE |
| 117 | && $this->type != Block::TYPE_AUTO |
| 118 | && $data['Watch'] |
| 119 | ) { |
| 120 | $this->watchlistManager->addWatchIgnoringRights( |
| 121 | $form->getUser(), |
| 122 | Title::makeTitle( NS_USER, $this->target ) |
| 123 | ); |
| 124 | } |
| 125 | return $this->unblockUserFactory->newUnblockUser( |
| 126 | $data['Target'], |
| 127 | $form->getContext()->getAuthority(), |
| 128 | $data['Reason'], |
| 129 | $data['Tags'] ?? [] |
| 130 | )->unblock(); |
| 131 | } ) |
| 132 | ->setSubmitTextMsg( 'ipusubmit' ) |
| 133 | ->addPreHtml( $this->msg( 'unblockiptext' )->parseAsBlock() ); |
| 134 | |
| 135 | $userPage = $this->getTargetUserTitle( $this->target ); |
| 136 | if ( $userPage ) { |
| 137 | // Get relevant extracts from the block and suppression logs, if possible |
| 138 | $logExtract = ''; |
| 139 | LogEventsList::showLogExtract( |
| 140 | $logExtract, |
| 141 | 'block', |
| 142 | $userPage, |
| 143 | '', |
| 144 | [ |
| 145 | 'lim' => 10, |
| 146 | 'msgKey' => [ |
| 147 | 'unblocklog-showlog', |
| 148 | $userPage->getText(), |
| 149 | ], |
| 150 | 'showIfEmpty' => false |
| 151 | ] |
| 152 | ); |
| 153 | if ( $logExtract !== '' ) { |
| 154 | $form->addPostHtml( $logExtract ); |
| 155 | } |
| 156 | |
| 157 | // Add suppression block entries if allowed |
| 158 | if ( $this->getAuthority()->isAllowed( 'suppressionlog' ) ) { |
| 159 | $logExtract = ''; |
| 160 | LogEventsList::showLogExtract( |
| 161 | $logExtract, |
| 162 | 'suppress', |
| 163 | $userPage, |
| 164 | '', |
| 165 | [ |
| 166 | 'lim' => 10, |
| 167 | 'conds' => [ 'log_action' => [ 'block', 'reblock', 'unblock' ] ], |
| 168 | 'msgKey' => [ |
| 169 | 'unblocklog-showsuppresslog', |
| 170 | $userPage->getText(), |
| 171 | ], |
| 172 | 'showIfEmpty' => false |
| 173 | ] |
| 174 | ); |
| 175 | if ( $logExtract !== '' ) { |
| 176 | $form->addPostHtml( $logExtract ); |
| 177 | } |
| 178 | } |
| 179 | } |
| 180 | |
| 181 | if ( $form->show() ) { |
| 182 | switch ( $this->type ) { |
| 183 | case Block::TYPE_IP: |
| 184 | $out->addWikiMsg( 'unblocked-ip', wfEscapeWikiText( $this->target ) ); |
| 185 | break; |
| 186 | case Block::TYPE_USER: |
| 187 | $out->addWikiMsg( 'unblocked', wfEscapeWikiText( $this->target ) ); |
| 188 | break; |
| 189 | case Block::TYPE_RANGE: |
| 190 | $out->addWikiMsg( 'unblocked-range', wfEscapeWikiText( $this->target ) ); |
| 191 | break; |
| 192 | case Block::TYPE_ID: |
| 193 | case Block::TYPE_AUTO: |
| 194 | $out->addWikiMsg( 'unblocked-id', wfEscapeWikiText( $this->target ) ); |
| 195 | break; |
| 196 | } |
| 197 | } |
| 198 | } |
| 199 | |
| 200 | /** |
| 201 | * Get the target and type, given the request and the subpage parameter. |
| 202 | * Several parameters are handled for backwards compatability. 'wpTarget' is |
| 203 | * prioritized, since it matches the HTML form. |
| 204 | * |
| 205 | * @param string|null $par Subpage parameter |
| 206 | * @param WebRequest $request |
| 207 | * @return array [ UserIdentity|string|null, DatabaseBlock::TYPE_ constant|null ] |
| 208 | * @phan-return array{0:UserIdentity|string|null,1:int|null} |
| 209 | */ |
| 210 | private function getTargetAndType( ?string $par, WebRequest $request ) { |
| 211 | $possibleTargets = [ |
| 212 | $request->getVal( 'wpTarget', null ), |
| 213 | $par, |
| 214 | $request->getVal( 'ip', null ), |
| 215 | // B/C @since 1.18 |
| 216 | $request->getVal( 'wpBlockAddress', null ), |
| 217 | ]; |
| 218 | foreach ( $possibleTargets as $possibleTarget ) { |
| 219 | $targetAndType = $this->blockUtils->parseBlockTarget( $possibleTarget ); |
| 220 | // If type is not null then target is valid |
| 221 | if ( $targetAndType[ 1 ] !== null ) { |
| 222 | break; |
| 223 | } |
| 224 | } |
| 225 | return $targetAndType; |
| 226 | } |
| 227 | |
| 228 | /** |
| 229 | * Get a user page target for things like logs. |
| 230 | * This handles account and IP range targets. |
| 231 | * @param UserIdentity|string|null $target |
| 232 | * @return Title|null |
| 233 | */ |
| 234 | private function getTargetUserTitle( $target ): ?Title { |
| 235 | if ( $target instanceof UserIdentity ) { |
| 236 | return Title::makeTitle( NS_USER, $target->getName() ); |
| 237 | } |
| 238 | |
| 239 | if ( is_string( $target ) && IPUtils::isIPAddress( $target ) ) { |
| 240 | return Title::makeTitle( NS_USER, $target ); |
| 241 | } |
| 242 | |
| 243 | return null; |
| 244 | } |
| 245 | |
| 246 | protected function getFields() { |
| 247 | $fields = [ |
| 248 | 'Target' => [ |
| 249 | 'type' => 'text', |
| 250 | 'label-message' => 'ipaddressorusername', |
| 251 | 'autofocus' => true, |
| 252 | 'size' => '45', |
| 253 | 'required' => true, |
| 254 | 'cssclass' => 'mw-autocomplete-user', // used by mediawiki.userSuggest |
| 255 | ], |
| 256 | 'Name' => [ |
| 257 | 'type' => 'info', |
| 258 | 'label-message' => 'ipaddressorusername', |
| 259 | ], |
| 260 | 'Reason' => [ |
| 261 | 'type' => 'text', |
| 262 | 'label-message' => 'ipbreason', |
| 263 | ] |
| 264 | ]; |
| 265 | |
| 266 | if ( $this->block instanceof Block ) { |
| 267 | $type = $this->block->getType(); |
| 268 | $targetName = $this->block->getTargetName(); |
| 269 | |
| 270 | // Autoblocks are logged as "autoblock #123 because the IP was recently used by |
| 271 | // User:Foo, and we've just got any block, auto or not, that applies to a target |
| 272 | // the user has specified. Someone could be fishing to connect IPs to autoblocks, |
| 273 | // so don't show any distinction between unblocked IPs and autoblocked IPs |
| 274 | if ( $type == Block::TYPE_AUTO && $this->type == Block::TYPE_IP ) { |
| 275 | $fields['Target']['default'] = $this->target; |
| 276 | unset( $fields['Name'] ); |
| 277 | } else { |
| 278 | $fields['Target']['default'] = $targetName; |
| 279 | $fields['Target']['type'] = 'hidden'; |
| 280 | switch ( $type ) { |
| 281 | case Block::TYPE_IP: |
| 282 | $fields['Name']['default'] = $this->getLinkRenderer()->makeKnownLink( |
| 283 | $this->getSpecialPageFactory()->getTitleForAlias( 'Contributions/' . $targetName ), |
| 284 | $targetName |
| 285 | ); |
| 286 | $fields['Name']['raw'] = true; |
| 287 | break; |
| 288 | case Block::TYPE_USER: |
| 289 | $fields['Name']['default'] = $this->getLinkRenderer()->makeLink( |
| 290 | new TitleValue( NS_USER, $targetName ), |
| 291 | $targetName |
| 292 | ); |
| 293 | $fields['Name']['raw'] = true; |
| 294 | break; |
| 295 | |
| 296 | case Block::TYPE_RANGE: |
| 297 | $fields['Name']['default'] = $targetName; |
| 298 | break; |
| 299 | |
| 300 | case Block::TYPE_AUTO: |
| 301 | $fields['Name']['default'] = $this->block->getRedactedName(); |
| 302 | $fields['Name']['raw'] = true; |
| 303 | // Don't expose the real target of the autoblock |
| 304 | $fields['Target']['default'] = "#{$this->target}"; |
| 305 | break; |
| 306 | } |
| 307 | // Target is hidden, so the reason is the first element |
| 308 | $fields['Target']['autofocus'] = false; |
| 309 | $fields['Reason']['autofocus'] = true; |
| 310 | } |
| 311 | } else { |
| 312 | $fields['Target']['default'] = $this->target; |
| 313 | unset( $fields['Name'] ); |
| 314 | } |
| 315 | // Watchlist their user page? (Only if user is logged in) |
| 316 | if ( $this->getUser()->isRegistered() ) { |
| 317 | $fields['Watch'] = [ |
| 318 | 'type' => 'check', |
| 319 | 'label-message' => 'ipbwatchuser', |
| 320 | ]; |
| 321 | } |
| 322 | |
| 323 | return $fields; |
| 324 | } |
| 325 | |
| 326 | /** |
| 327 | * Return an array of subpages beginning with $search that this special page will accept. |
| 328 | * |
| 329 | * @param string $search Prefix to search for |
| 330 | * @param int $limit Maximum number of results to return (usually 10) |
| 331 | * @param int $offset Number of results to skip (usually 0) |
| 332 | * @return string[] Matching subpages |
| 333 | */ |
| 334 | public function prefixSearchSubpages( $search, $limit, $offset ) { |
| 335 | $search = $this->userNameUtils->getCanonical( $search ); |
| 336 | if ( !$search ) { |
| 337 | // No prefix suggestion for invalid user |
| 338 | return []; |
| 339 | } |
| 340 | // Autocomplete subpage as user list - public to allow caching |
| 341 | return $this->userNamePrefixSearch |
| 342 | ->search( UserNamePrefixSearch::AUDIENCE_PUBLIC, $search, $limit, $offset ); |
| 343 | } |
| 344 | |
| 345 | protected function getGroupName() { |
| 346 | return 'users'; |
| 347 | } |
| 348 | } |
| 349 | |
| 350 | /** |
| 351 | * Retain the old class name for backwards compatibility. |
| 352 | * @deprecated since 1.41 |
| 353 | */ |
| 354 | class_alias( SpecialUnblock::class, 'SpecialUnblock' ); |