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| 1 | <?php |
| 2 | |
| 3 | namespace MediaWiki\Extension\SecurePoll\Ballots; |
| 4 | |
| 5 | use LogicException; |
| 6 | |
| 7 | /** |
| 8 | * A ballot used specifically for the Wikimedia Referendum on the personal image filter. |
| 9 | * Allows voters to send comments in with their ballot. |
| 10 | * |
| 11 | * Now deprecated in favour of the comment feature in VotePage. |
| 12 | */ |
| 13 | class RadioRangeCommentBallot extends RadioRangeBallot { |
| 14 | /** @inheritDoc */ |
| 15 | public function getForm( $prevStatus = false ) { |
| 16 | // @phan-suppress-previous-line PhanPluginNeverReturnMethod |
| 17 | throw new LogicException( 'This ballot type has been archived and can no longer be used for voting.' ); |
| 18 | } |
| 19 | |
| 20 | /** @inheritDoc */ |
| 21 | public function submitForm() { |
| 22 | // @phan-suppress-previous-line PhanPluginNeverReturnMethod |
| 23 | throw new LogicException( 'This ballot type has been archived and can no longer be used for voting.' ); |
| 24 | } |
| 25 | |
| 26 | /** |
| 27 | * Copy and modify from parent function, complex to refactor. |
| 28 | * @param string $record |
| 29 | * @return array|bool |
| 30 | */ |
| 31 | public function unpackRecord( $record ) { |
| 32 | $scores = []; |
| 33 | $itemLength = 8 + 8 + 11 + 7; |
| 34 | $questions = []; |
| 35 | foreach ( $this->election->getQuestions() as $question ) { |
| 36 | $questions[$question->getId()] = $question; |
| 37 | } |
| 38 | for ( $offset = 0, $len = strlen( $record ); $offset < $len; $offset += $itemLength ) { |
| 39 | if ( !preg_match( |
| 40 | '/Q([0-9A-F]{8})-A([0-9A-F]{8})-S([+-][0-9]{10})--/A', |
| 41 | $record, |
| 42 | $m, |
| 43 | 0, |
| 44 | $offset |
| 45 | ) |
| 46 | ) { |
| 47 | // Allow comments |
| 48 | if ( $record[$offset] == '/' ) { |
| 49 | break; |
| 50 | } |
| 51 | |
| 52 | wfDebug( __METHOD__ . ": regex doesn't match\n" ); |
| 53 | |
| 54 | return false; |
| 55 | } |
| 56 | $qid = intval( base_convert( $m[1], 16, 10 ) ); |
| 57 | $oid = intval( base_convert( $m[2], 16, 10 ) ); |
| 58 | $score = intval( $m[3] ); |
| 59 | if ( !isset( $questions[$qid] ) ) { |
| 60 | wfDebug( __METHOD__ . ": invalid question ID\n" ); |
| 61 | |
| 62 | return false; |
| 63 | } |
| 64 | [ $min, $max ] = $this->getMinMax( $questions[$qid] ); |
| 65 | if ( $score < $min || $score > $max ) { |
| 66 | wfDebug( __METHOD__ . ": score out of range\n" ); |
| 67 | |
| 68 | return false; |
| 69 | } |
| 70 | $scores[$qid][$oid] = $score; |
| 71 | } |
| 72 | |
| 73 | // Read comments |
| 74 | $scores['comment'] = []; |
| 75 | |
| 76 | $scores['comment']['native'] = $this->readComment( $record, $offset ); |
| 77 | |
| 78 | if ( substr( $record, $offset, 2 ) !== '--' ) { |
| 79 | wfDebug( __METHOD__ . ": Invalid format\n" ); |
| 80 | |
| 81 | return false; |
| 82 | } |
| 83 | $offset += 2; |
| 84 | |
| 85 | $scores['comment']['en'] = $this->readComment( $record, $offset ); |
| 86 | |
| 87 | if ( $offset < strlen( $record ) ) { |
| 88 | wfDebug( __METHOD__ . ": Invalid format\n" ); |
| 89 | |
| 90 | return false; |
| 91 | } |
| 92 | |
| 93 | return $scores; |
| 94 | } |
| 95 | |
| 96 | /** |
| 97 | * @param string $record |
| 98 | * @param int &$offset |
| 99 | * @return string |
| 100 | */ |
| 101 | public function readComment( $record, &$offset ) { |
| 102 | $commentOffset = strpos( $record, '/', $offset + 1 ); |
| 103 | $commentLength = intval( |
| 104 | substr( |
| 105 | $record, |
| 106 | $offset + 1, |
| 107 | ( $commentOffset - $offset ) - 1 |
| 108 | ) |
| 109 | ); |
| 110 | $result = substr( $record, $commentOffset + 1, $commentLength ); |
| 111 | // Fast-forward |
| 112 | $offset = $commentOffset + $commentLength + 1; |
| 113 | |
| 114 | return $result; |
| 115 | } |
| 116 | } |