| Conditions | 7 |
| Paths | 4 |
| Total Lines | 28 |
| Code Lines | 17 |
| Lines | 0 |
| Ratio | 0 % |
| Tests | 14 |
| CRAP Score | 7 |
| Changes | 0 | ||
| 1 | <?php |
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| 17 | 42 | public function __invoke($subject, string $field): bool |
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| 18 | { |
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| 19 | 42 | $value = $subject->$field; |
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| 20 | 42 | if (!is_scalar($value)) { |
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| 21 | 3 | return false; |
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| 22 | } |
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| 23 | |||
| 24 | // first, make sure there are no invalid chars, list from ext/filter |
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| 25 | $other = "$-_.+" // safe |
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| 26 | . "!*'()," // extra |
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| 27 | . "{}|\\^~[]`" // national |
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| 28 | . "<>#%\"" // punctuation |
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| 29 | 39 | . ";/?:@&="; // reserved |
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| 30 | |||
| 31 | 39 | $valid = 'a-zA-Z0-9' . preg_quote($other, '/'); |
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| 32 | 39 | $clean = preg_replace("/[^$valid]/", '', $value); |
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| 33 | 39 | if ($value != $clean) { |
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| 34 | 12 | return false; |
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| 35 | } |
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| 36 | |||
| 37 | // now make sure it parses as a URL with scheme and host |
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| 38 | 27 | $result = @parse_url($value); |
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| 39 | 27 | if (empty($result['scheme']) || trim($result['scheme']) == '' || |
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| 40 | 27 | empty($result['host']) || trim($result['host']) == '') { |
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| 41 | 9 | return false; |
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| 42 | } |
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| 43 | |||
| 44 | 18 | return true; |
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| 45 | } |
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| 47 |