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| 1 | <?php |
| 2 | |
| 3 | namespace MediaWiki\Extension\SpamBlacklist; |
| 4 | |
| 5 | use LogicException; |
| 6 | use MediaWiki\Title\Title; |
| 7 | use MediaWiki\User\User; |
| 8 | use Wikimedia\AtEase\AtEase; |
| 9 | |
| 10 | /** |
| 11 | * Email Blacklisting |
| 12 | */ |
| 13 | class EmailBlacklist extends BaseBlacklist { |
| 14 | /** |
| 15 | * @inheritDoc |
| 16 | * @suppress PhanPluginNeverReturnMethod LSP/ISP violation |
| 17 | */ |
| 18 | public function filter( array $links, ?Title $title, User $user, $preventLog = false ) { |
| 19 | throw new LogicException( __CLASS__ . ' cannot be used to filter links.' ); |
| 20 | } |
| 21 | |
| 22 | /** |
| 23 | * Returns the code for the blacklist implementation |
| 24 | * |
| 25 | * @return string |
| 26 | */ |
| 27 | protected function getBlacklistType() { |
| 28 | return 'email'; |
| 29 | } |
| 30 | |
| 31 | /** |
| 32 | * Checks a User object for a blacklisted email address |
| 33 | * |
| 34 | * @param User $user |
| 35 | * @return bool True on valid email |
| 36 | */ |
| 37 | public function checkUser( User $user ) { |
| 38 | $blacklists = $this->getBlacklists(); |
| 39 | $whitelists = $this->getWhitelists(); |
| 40 | |
| 41 | // The email to check |
| 42 | $email = $user->getEmail(); |
| 43 | |
| 44 | if ( !count( $blacklists ) ) { |
| 45 | // Nothing to check |
| 46 | return true; |
| 47 | } |
| 48 | |
| 49 | // Check for whitelisted email addresses |
| 50 | if ( is_array( $whitelists ) ) { |
| 51 | wfDebugLog( 'SpamBlacklist', "Excluding whitelisted email addresses from " . |
| 52 | count( $whitelists ) . " regexes: " . implode( ', ', $whitelists ) . "\n" ); |
| 53 | foreach ( $whitelists as $regex ) { |
| 54 | AtEase::suppressWarnings(); |
| 55 | $match = preg_match( $regex, $email ); |
| 56 | AtEase::restoreWarnings(); |
| 57 | if ( $match ) { |
| 58 | // Whitelisted email |
| 59 | return true; |
| 60 | } |
| 61 | } |
| 62 | } |
| 63 | |
| 64 | # Do the match |
| 65 | wfDebugLog( 'SpamBlacklist', "Checking e-mail address against " . count( $blacklists ) . |
| 66 | " regexes: " . implode( ', ', $blacklists ) . "\n" ); |
| 67 | foreach ( $blacklists as $regex ) { |
| 68 | AtEase::suppressWarnings(); |
| 69 | $match = preg_match( $regex, $email ); |
| 70 | AtEase::restoreWarnings(); |
| 71 | if ( $match ) { |
| 72 | return false; |
| 73 | } |
| 74 | } |
| 75 | |
| 76 | return true; |
| 77 | } |
| 78 | } |