SignatureValidator::__construct()   A
last analyzed

Complexity

Conditions 1
Paths 1

Size

Total Lines 3
Code Lines 1

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
eloc 1
dl 0
loc 3
rs 10
c 0
b 0
f 0
cc 1
nc 1
nop 1
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<?php
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namespace Endeavors\Components\Routing;
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use Carbon\Carbon;
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use Illuminate\Http\Request;
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class SignatureValidator
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{
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    private $request;
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    private $keyResolver;
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    public function __construct(Request $request)
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    {
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        $this->request = $request;
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    }
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    public function passes()
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    {
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        $original = rtrim($this->request->url().'?'.http_build_query(
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            Arr::except($this->request->query(), 'signature')
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        ), '?');
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        $expires = Arr::get($this->request->query(), 'expires');
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        $signature = hash_hmac('sha256', $original, call_user_func($this->keyResolver));
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        return  hash_equals($signature, $this->request->query('signature', '')) && !($expires && Carbon::now()->getTimestamp() > $expires);
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    }
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    public function setKeyResolver(callable $keyResolver)
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    {
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        $this->keyResolver = $keyResolver;
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        return $this;
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    }
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}