includes/api/ApiUnblock.php

   1 <?php
   2 /**
   3  *
   4  *
   5  * Created on Sep 7, 2007
   6  *
   7  * Copyright © 2007 Roan Kattouw "<Firstname>.<Lastname>@gmail.com"
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License along
  20  * with this program; if not, write to the Free Software Foundation, Inc.,
  21  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  22  * http://www.gnu.org/copyleft/gpl.html
  23  *
  24  * @file
  25  */
  26
  27 /**
  28  * API module that facilitates the unblocking of users. Requires API write mode
  29  * to be enabled.
  30  *
  31  * @ingroup API
  32  */
  33 class ApiUnblock extends ApiBase {
  34
  35         /**
  36          * Unblocks the specified user or provides the reason the unblock failed.
  37          */
  38         public function execute() {
  39                 $user = $this->getUser();
  40                 $params = $this->extractRequestParams();
  41
  42                 $this->requireOnlyOneParameter( $params, 'id', 'user', 'userid' );
  43
  44                 if ( !$user->isAllowed( 'block' ) ) {
  45                         $this->dieWithError( 'apierror-permissiondenied-unblock', 'permissiondenied' );
  46                 }
  47                 # T17810: blocked admins should have limited access here
  48                 if ( $user->isBlocked() ) {
  49                         $status = SpecialBlock::checkUnblockSelf( $params['user'], $user );
  50                         if ( $status !== true ) {
  51                                 $this->dieWithError(
  52                                         $status,
  53                                         null,
  54                                         [ 'blockinfo' => ApiQueryUserInfo::getBlockInfo( $user->getBlock() ) ]
  55                                 );
  56                         }
  57                 }
  58
  59                 // Check if user can add tags
  60                 if ( !is_null( $params['tags'] ) ) {
  61                         $ableToTag = ChangeTags::canAddTagsAccompanyingChange( $params['tags'], $user );
  62                         if ( !$ableToTag->isOK() ) {
  63                                 $this->dieStatus( $ableToTag );
  64                         }
  65                 }
  66
  67                 if ( $params['userid'] !== null ) {
  68                         $username = User::whoIs( $params['userid'] );
  69
  70                         if ( $username === false ) {
  71                                 $this->dieWithError( [ 'apierror-nosuchuserid', $params['userid'] ], 'nosuchuserid' );
  72                         } else {
  73                                 $params['user'] = $username;
  74                         }
  75                 }
  76
  77                 $data = [
  78                         'Target' => is_null( $params['id'] ) ? $params['user'] : "#{$params['id']}",
  79                         'Reason' => $params['reason'],
  80                         'Tags' => $params['tags']
  81                 ];
  82                 $block = Block::newFromTarget( $data['Target'] );
  83                 $retval = SpecialUnblock::processUnblock( $data, $this->getContext() );
  84                 if ( $retval !== true ) {
  85                         $this->dieStatus( $this->errorArrayToStatus( $retval ) );
  86                 }
  87
  88                 $res['id'] = $block->getId();
  89                 $target = $block->getType() == Block::TYPE_AUTO ? '' : $block->getTarget();
  90                 $res['user'] = $target instanceof User ? $target->getName() : $target;
  91                 $res['userid'] = $target instanceof User ? $target->getId() : 0;
  92                 $res['reason'] = $params['reason'];
  93                 $this->getResult()->addValue( null, $this->getModuleName(), $res );
  94         }
  95
  96         public function mustBePosted() {
  97                 return true;
  98         }
  99
 100         public function isWriteMode() {
 101                 return true;
 102         }
 103
 104         public function getAllowedParams() {
 105                 return [
 106                         'id' => [
 107                                 ApiBase::PARAM_TYPE => 'integer',
 108                         ],
 109                         'user' => null,
 110                         'userid' => [
 111                                 ApiBase::PARAM_TYPE => 'integer'
 112                         ],
 113                         'reason' => '',
 114                         'tags' => [
 115                                 ApiBase::PARAM_TYPE => 'tags',
 116                                 ApiBase::PARAM_ISMULTI => true,
 117                         ],
 118                 ];
 119         }
 120
 121         public function needsToken() {
 122                 return 'csrf';
 123         }
 124
 125         protected function getExamplesMessages() {
 126                 return [
 127                         'action=unblock&id=105'
 128                                 => 'apihelp-unblock-example-id',
 129                         'action=unblock&user=Bob&reason=Sorry%20Bob'
 130                                 => 'apihelp-unblock-example-user',
 131                 ];
 132         }
 133
 134         public function getHelpUrls() {
 135                 return 'https://www.mediawiki.org/wiki/Special:MyLanguage/API:Block';
 136         }
 137 }