Conditions | 4 |
Paths | 4 |
Total Lines | 20 |
Lines | 0 |
Ratio | 0 % |
Changes | 0 |
1 | <?php |
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11 | public function getReferer(Request $request): string |
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12 | { |
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13 | $referer = $request->header('referer', ''); |
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14 | |||
15 | if (empty($referer)) { |
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16 | return ''; |
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17 | } |
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18 | |||
19 | $refererHost = Url::host($referer); |
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20 | |||
21 | if (empty($refererHost)) { |
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22 | return ''; |
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23 | } |
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24 | |||
25 | if ($refererHost === $request->getHost()) { |
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26 | return ''; |
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27 | } |
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28 | |||
29 | return $refererHost; |
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30 | } |
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31 | } |
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32 |
If a method or function can return multiple different values and unless you are sure that you only can receive a single value in this context, we recommend to add an additional type check:
If this a common case that PHP Analyzer should handle natively, please let us know by opening an issue.