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| 1 | <?php |
| 2 | |
| 3 | namespace MediaWiki\Extension\SecurePoll\User; |
| 4 | |
| 5 | use MediaWiki\Context\RequestContext; |
| 6 | use MediaWiki\Extension\CentralAuth\User\CentralAuthUser; |
| 7 | use MediaWiki\Extension\SecurePoll\Entities\Election; |
| 8 | use MediaWiki\Extension\SecurePoll\Hooks\HookRunner; |
| 9 | use MediaWiki\MediaWikiServices; |
| 10 | use MediaWiki\Registration\ExtensionRegistry; |
| 11 | use MediaWiki\Status\Status; |
| 12 | use MediaWiki\User\User; |
| 13 | use MediaWiki\WikiMap\WikiMap; |
| 14 | |
| 15 | /** |
| 16 | * Authorization class for locally created accounts. |
| 17 | * Certain functions in this class are also used for sending local voter |
| 18 | * parameters to a remote SecurePoll installation. |
| 19 | */ |
| 20 | class LocalAuth extends Auth { |
| 21 | /** @var HookRunner */ |
| 22 | private $hookRunner; |
| 23 | |
| 24 | /** |
| 25 | * @inheritDoc |
| 26 | */ |
| 27 | public function __construct( $context ) { |
| 28 | parent::__construct( $context ); |
| 29 | $this->hookRunner = new HookRunner( |
| 30 | MediaWikiServices::getInstance()->getHookContainer() |
| 31 | ); |
| 32 | } |
| 33 | |
| 34 | /** |
| 35 | * Create a voter transparently, without user interaction. |
| 36 | * Sessions authorized against local accounts are created this way. |
| 37 | * @param Election $election |
| 38 | * @return Status |
| 39 | */ |
| 40 | public function autoLogin( $election ) { |
| 41 | $user = RequestContext::getMain()->getUser(); |
| 42 | if ( !$user->isNamed() ) { |
| 43 | return Status::newFatal( 'securepoll-not-logged-in' ); |
| 44 | } |
| 45 | $params = $this->getUserParams( $user ); |
| 46 | $params['electionId'] = $election->getId(); |
| 47 | $qualStatus = $election->getQualifiedStatus( $params ); |
| 48 | if ( !$qualStatus->isOK() ) { |
| 49 | return $qualStatus; |
| 50 | } |
| 51 | $voter = $this->getVoter( $params ); |
| 52 | |
| 53 | return Status::newGood( $voter ); |
| 54 | } |
| 55 | |
| 56 | /** |
| 57 | * Get voter parameters for a local User object. |
| 58 | * @param User $user |
| 59 | * @return array |
| 60 | */ |
| 61 | public function getUserParams( $user ) { |
| 62 | global $wgServer; |
| 63 | |
| 64 | $services = MediaWikiServices::getInstance(); |
| 65 | $block = $user->getBlock(); |
| 66 | $params = [ |
| 67 | 'name' => $user->getName(), |
| 68 | 'type' => 'local', |
| 69 | 'domain' => preg_replace( '!.*/(.*)$!', '$1', $wgServer ), |
| 70 | 'url' => $user->getUserPage()->getCanonicalURL(), |
| 71 | 'properties' => [ |
| 72 | 'wiki' => WikiMap::getCurrentWikiId(), |
| 73 | 'blocked' => (bool)$block, |
| 74 | 'isSitewideBlocked' => $block ? $block->isSitewide() : null, |
| 75 | 'central-block-count' => $this->getCentralBlockCount( $user ), |
| 76 | 'edit-count' => $user->getEditCount(), |
| 77 | 'bot' => $user->isAllowed( 'bot' ), |
| 78 | 'language' => $services->getUserOptionsLookup()->getOption( $user, 'language' ), |
| 79 | 'groups' => $services->getUserGroupManager()->getUserGroups( $user ), |
| 80 | 'lists' => $this->getLists( $user ), |
| 81 | 'central-lists' => $this->getCentralLists( $user ), |
| 82 | 'registration' => $user->getRegistration(), |
| 83 | ] |
| 84 | ]; |
| 85 | |
| 86 | $this->hookRunner->onSecurePoll_GetUserParams( $this, $user, $params ); |
| 87 | |
| 88 | return $params; |
| 89 | } |
| 90 | |
| 91 | /** |
| 92 | * Get voter parameters for a local User object, except without central block count. |
| 93 | * |
| 94 | * @param User $user |
| 95 | * @return array |
| 96 | */ |
| 97 | public function getUserParamsFast( $user ) { |
| 98 | global $wgServer; |
| 99 | |
| 100 | $services = MediaWikiServices::getInstance(); |
| 101 | $block = $user->getBlock(); |
| 102 | $params = [ |
| 103 | 'name' => $user->getName(), |
| 104 | 'type' => 'local', |
| 105 | 'domain' => preg_replace( '!.*/(.*)$!', '$1', $wgServer ), |
| 106 | 'url' => $user->getUserPage()->getCanonicalURL(), |
| 107 | 'properties' => [ |
| 108 | 'wiki' => WikiMap::getCurrentWikiId(), |
| 109 | 'blocked' => (bool)$block, |
| 110 | 'isSitewideBlocked' => $block ? $block->isSitewide() : null, |
| 111 | 'central-block-count' => 0, |
| 112 | 'edit-count' => $user->getEditCount(), |
| 113 | 'bot' => $user->isAllowed( 'bot' ), |
| 114 | 'language' => $services->getUserOptionsLookup()->getOption( $user, 'language' ), |
| 115 | 'groups' => $services->getUserGroupManager()->getUserGroups( $user ), |
| 116 | 'lists' => $this->getLists( $user ), |
| 117 | 'central-lists' => $this->getCentralLists( $user ), |
| 118 | 'registration' => $user->getRegistration(), |
| 119 | ] |
| 120 | ]; |
| 121 | |
| 122 | $this->hookRunner->onSecurePoll_GetUserParams( $this, $user, $params ); |
| 123 | |
| 124 | return $params; |
| 125 | } |
| 126 | |
| 127 | /** |
| 128 | * Get the lists a given local user belongs to |
| 129 | * @param User $user |
| 130 | * @return array |
| 131 | */ |
| 132 | public function getLists( $user ) { |
| 133 | $dbr = $this->context->getDB(); |
| 134 | return $dbr->newSelectQueryBuilder() |
| 135 | ->select( 'li_name' ) |
| 136 | ->from( 'securepoll_lists' ) |
| 137 | ->where( [ 'li_member' => $user->getId() ] ) |
| 138 | ->caller( __METHOD__ ) |
| 139 | ->fetchFieldValues(); |
| 140 | } |
| 141 | |
| 142 | /** |
| 143 | * Get the CentralAuth lists the user belongs to |
| 144 | * @param User $user |
| 145 | * @return array |
| 146 | */ |
| 147 | public function getCentralLists( $user ) { |
| 148 | if ( !ExtensionRegistry::getInstance()->isLoaded( 'CentralAuth' ) ) { |
| 149 | return []; |
| 150 | } |
| 151 | $centralUser = CentralAuthUser::getInstance( $user ); |
| 152 | if ( !$centralUser->isAttached() ) { |
| 153 | return []; |
| 154 | } |
| 155 | $caDbManager = MediaWikiServices::getInstance()->getService( |
| 156 | 'CentralAuth.CentralAuthDatabaseManager' |
| 157 | ); |
| 158 | $dbc = $caDbManager->getCentralReplicaDB(); |
| 159 | return $dbc->newSelectQueryBuilder() |
| 160 | ->select( 'li_name' ) |
| 161 | ->from( 'securepoll_lists' ) |
| 162 | ->where( [ 'li_member' => $centralUser->getId() ] ) |
| 163 | ->caller( __METHOD__ ) |
| 164 | ->fetchFieldValues(); |
| 165 | } |
| 166 | |
| 167 | /** |
| 168 | * Checks how many central wikis the user is blocked on |
| 169 | * @param User $user |
| 170 | * @return int the number of wikis the user is blocked on. |
| 171 | */ |
| 172 | public function getCentralBlockCount( $user ) { |
| 173 | if ( !ExtensionRegistry::getInstance()->isLoaded( 'CentralAuth' ) ) { |
| 174 | return 0; |
| 175 | } |
| 176 | |
| 177 | $centralUser = CentralAuthUser::getInstanceByName( $user->getName() ); |
| 178 | |
| 179 | $attached = $centralUser->queryAttached(); |
| 180 | $blockCount = 0; |
| 181 | |
| 182 | foreach ( $attached as $data ) { |
| 183 | if ( $data['blocked'] ) { |
| 184 | $blockCount++; |
| 185 | } |
| 186 | } |
| 187 | |
| 188 | return $blockCount; |
| 189 | } |
| 190 | } |