ApiBlock.php

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<?php
use MediaWiki\Block\DatabaseBlock;
 
class ApiBlock extends ApiBase {
 
    use ApiBlockInfoTrait;
 
    public function execute() {
        $this->checkUserRightsAny( 'block' );
 
        $user = $this->getUser();
        $params = $this->extractRequestParams();
 
        $this->requireOnlyOneParameter( $params, 'user', 'userid' );
 
        # T17810: blocked admins should have limited access here
        $block = $user->getBlock();
        if ( $block ) {
            $status = SpecialBlock::checkUnblockSelf( $params['user'], $user );
            if ( $status !== true ) {
                $this->dieWithError(
                    $status,
                    null,
                    [ 'blockinfo' => $this->getBlockDetails( $block ) ]
                );
            }
        }
 
        $editingRestriction = 'sitewide';
        $pageRestrictions = '';
        $namespaceRestrictions = '';
        if ( $this->getConfig()->get( 'EnablePartialBlocks' ) ) {
            if ( $params['partial'] ) {
                $editingRestriction = 'partial';
            }
 
            $pageRestrictions = implode( "\n", (array)$params['pagerestrictions'] );
            $namespaceRestrictions = implode( "\n", (array)$params['namespacerestrictions'] );
        }
 
        if ( $params['userid'] !== null ) {
            $username = User::whoIs( $params['userid'] );
 
            if ( $username === false ) {
                $this->dieWithError( [ 'apierror-nosuchuserid', $params['userid'] ], 'nosuchuserid' );
            } else {
                $params['user'] = $username;
            }
        } else {
            list( $target, $type ) = SpecialBlock::getTargetAndType( $params['user'] );
 
            // T40633 - if the target is a user (not an IP address), but it
            // doesn't exist or is unusable, error.
            if ( $type === DatabaseBlock::TYPE_USER &&
                ( $target->isAnon() /* doesn't exist */ || !User::isUsableName( $params['user'] ) )
            ) {
                $this->dieWithError( [ 'nosuchusershort', $params['user'] ], 'nosuchuser' );
            }
        }
 
        if ( $params['tags'] ) {
            $ableToTag = ChangeTags::canAddTagsAccompanyingChange( $params['tags'], $user );
            if ( !$ableToTag->isOK() ) {
                $this->dieStatus( $ableToTag );
            }
        }
 
        if ( $params['hidename'] &&
             !$this->getPermissionManager()->userHasRight( $user, 'hideuser' ) ) {
            $this->dieWithError( 'apierror-canthide' );
        }
        if ( $params['noemail'] && !SpecialBlock::canBlockEmail( $user ) ) {
            $this->dieWithError( 'apierror-cantblock-email' );
        }
 
        $data = [
            'PreviousTarget' => $params['user'],
            'Target' => $params['user'],
            'Reason' => [
                $params['reason'],
                'other',
                $params['reason']
            ],
            'Expiry' => $params['expiry'],
            'HardBlock' => !$params['anononly'],
            'CreateAccount' => $params['nocreate'],
            'AutoBlock' => $params['autoblock'],
            'DisableEmail' => $params['noemail'],
            'HideUser' => $params['hidename'],
            'DisableUTEdit' => !$params['allowusertalk'],
            'Reblock' => $params['reblock'],
            'Watch' => $params['watchuser'],
            'Confirm' => true,
            'Tags' => $params['tags'],
            'EditingRestriction' => $editingRestriction,
            'PageRestrictions' => $pageRestrictions,
            'NamespaceRestrictions' => $namespaceRestrictions,
        ];
 
        $status = SpecialBlock::validateTarget( $params['user'], $user );
        if ( !$status->isOK() ) {
            $this->dieStatus( $status );
        }
 
        $retval = SpecialBlock::processForm( $data, $this->getContext() );
        if ( $retval !== true ) {
            $this->dieStatus( $this->errorArrayToStatus( $retval ) );
        }
 
        $res = [];
 
        $res['user'] = $params['user'];
        list( $target, /*...*/ ) = SpecialBlock::getTargetAndType( $params['user'] );
        $res['userID'] = $target instanceof User ? $target->getId() : 0;
 
        $block = DatabaseBlock::newFromTarget( $target, null, true );
        if ( $block instanceof DatabaseBlock ) {
            $res['expiry'] = ApiResult::formatExpiry( $block->getExpiry(), 'infinite' );
            $res['id'] = $block->getId();
        } else {
            # should be unreachable
            $res['expiry'] = ''; // @codeCoverageIgnore
            $res['id'] = ''; // @codeCoverageIgnore
        }
 
        $res['reason'] = $params['reason'];
        $res['anononly'] = $params['anononly'];
        $res['nocreate'] = $params['nocreate'];
        $res['autoblock'] = $params['autoblock'];
        $res['noemail'] = $params['noemail'];
        $res['hidename'] = $params['hidename'];
        $res['allowusertalk'] = $params['allowusertalk'];
        $res['watchuser'] = $params['watchuser'];
 
        if ( $this->getConfig()->get( 'EnablePartialBlocks' ) ) {
            $res['partial'] = $params['partial'];
            $res['pagerestrictions'] = $params['pagerestrictions'];
            $res['namespacerestrictions'] = $params['namespacerestrictions'];
        }
 
        $this->getResult()->addValue( null, $this->getModuleName(), $res );
    }
 
    public function mustBePosted() {
        return true;
    }
 
    public function isWriteMode() {
        return true;
    }
 
    public function getAllowedParams() {
        $params = [
            'user' => [
                ApiBase::PARAM_TYPE => 'user',
            ],
            'userid' => [
                ApiBase::PARAM_TYPE => 'integer',
            ],
            'expiry' => 'never',
            'reason' => '',
            'anononly' => false,
            'nocreate' => false,
            'autoblock' => false,
            'noemail' => false,
            'hidename' => false,
            'allowusertalk' => false,
            'reblock' => false,
            'watchuser' => false,
            'tags' => [
                ApiBase::PARAM_TYPE => 'tags',
                ApiBase::PARAM_ISMULTI => true,
            ],
        ];
 
        if ( $this->getConfig()->get( 'EnablePartialBlocks' ) ) {
            $params['partial'] = false;
            $params['pagerestrictions'] = [
                ApiBase::PARAM_ISMULTI => true,
                ApiBase::PARAM_ISMULTI_LIMIT1 => 10,
                ApiBase::PARAM_ISMULTI_LIMIT2 => 10,
            ];
            $params['namespacerestrictions'] = [
                ApiBase::PARAM_ISMULTI => true,
                ApiBase::PARAM_TYPE => 'namespace',
            ];
        }
 
        return $params;
    }
 
    public function needsToken() {
        return 'csrf';
    }
 
    protected function getExamplesMessages() {
        // phpcs:disable Generic.Files.LineLength
        return [
            'action=block&user=192.0.2.5&expiry=3%20days&reason=First%20strike&token=123ABC'
                => 'apihelp-block-example-ip-simple',
            'action=block&user=Vandal&expiry=never&reason=Vandalism&nocreate=&autoblock=&noemail=&token=123ABC'
                => 'apihelp-block-example-user-complex',
        ];
        // phpcs:enable
    }
 
    public function getHelpUrls() {
        return 'https://www.mediawiki.org/wiki/Special:MyLanguage/API:Block';
    }
}