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         public function __construct( $main, $action ) {
  36                 parent::__construct( $main, $action );
  37         }
  38
  39         /**
  40          * Unblocks the specified user or provides the reason the unblock failed.
  41          */
  42         public function execute() {
  43                 $user = $this->getUser();
  44                 $params = $this->extractRequestParams();
  45
  46                 if ( $params['gettoken'] ) {
  47                         $res['unblocktoken'] = $user->getEditToken( '', $this->getMain()->getRequest() );
  48                         $this->getResult()->addValue( null, $this->getModuleName(), $res );
  49                         return;
  50                 }
  51
  52                 if ( is_null( $params['id'] ) && is_null( $params['user'] ) ) {
  53                         $this->dieUsageMsg( 'unblock-notarget' );
  54                 }
  55                 if ( !is_null( $params['id'] ) && !is_null( $params['user'] ) ) {
  56                         $this->dieUsageMsg( 'unblock-idanduser' );
  57                 }
  58
  59                 if ( !$user->isAllowed( 'block' ) ) {
  60                         $this->dieUsageMsg( 'cantunblock' );
  61                 }
  62                 # bug 15810: blocked admins should have limited access here
  63                 if ( $user->isBlocked() ) {
  64                         $status = SpecialBlock::checkUnblockSelf( $params['user'], $user );
  65                         if ( $status !== true ) {
  66                                 $this->dieUsageMsg( $status );
  67                         }
  68                 }
  69
  70                 $data = array(
  71                         'Target' => is_null( $params['id'] ) ? $params['user'] : "#{$params['id']}",
  72                         'Reason' => is_null( $params['reason'] ) ? '' : $params['reason']
  73                 );
  74                 $block = Block::newFromTarget( $data['Target'] );
  75                 $retval = SpecialUnblock::processUnblock( $data, $this->getContext() );
  76                 if ( $retval !== true ) {
  77                         $this->dieUsageMsg( $retval[0] );
  78                 }
  79
  80                 $res['id'] = $block->getId();
  81                 $res['user'] = $block->getType() == Block::TYPE_AUTO ? '' : $block->getTarget();
  82                 $res['reason'] = $params['reason'];
  83                 $this->getResult()->addValue( null, $this->getModuleName(), $res );
  84         }
  85
  86         public function mustBePosted() {
  87                 return true;
  88         }
  89
  90         public function isWriteMode() {
  91                 return true;
  92         }
  93
  94         public function getAllowedParams() {
  95                 return array(
  96                         'id' => array(
  97                                 ApiBase::PARAM_TYPE => 'integer',
  98                         ),
  99                         'user' => null,
 100                         'token' => null,
 101                         'gettoken' => false,
 102                         'reason' => null,
 103                 );
 104         }
 105
 106         public function getParamDescription() {
 107                 $p = $this->getModulePrefix();
 108                 return array(
 109                         'id' => "ID of the block you want to unblock (obtained through list=blocks). Cannot be used together with {$p}user",
 110                         'user' => "Username, IP address or IP range you want to unblock. Cannot be used together with {$p}id",
 111                         'token' => "An unblock token previously obtained through the gettoken parameter or {$p}prop=info",
 112                         'gettoken' => 'If set, an unblock token will be returned, and no other action will be taken',
 113                         'reason' => 'Reason for unblock (optional)',
 114                 );
 115         }
 116
 117         public function getDescription() {
 118                 return 'Unblock a user';
 119         }
 120
 121         public function getPossibleErrors() {
 122                 return array_merge( parent::getPossibleErrors(), array(
 123                         array( 'unblock-notarget' ),
 124                         array( 'unblock-idanduser' ),
 125                         array( 'cantunblock' ),
 126                         array( 'ipbblocked' ),
 127                         array( 'ipbnounblockself' ),
 128                 ) );
 129         }
 130
 131         public function needsToken() {
 132                 return true;
 133         }
 134
 135         public function getTokenSalt() {
 136                 return '';
 137         }
 138
 139         public function getExamples() {
 140                 return array(
 141                         'api.php?action=unblock&id=105',
 142                         'api.php?action=unblock&user=Bob&reason=Sorry%20Bob'
 143                 );
 144         }
 145
 146         public function getHelpUrls() {
 147                 return 'https://www.mediawiki.org/wiki/API:Block';
 148         }
 149
 150         public function getVersion() {
 151                 return __CLASS__ . ': $Id$';
 152         }
 153 }