Validator::checkSignature() - Code Metrics - Inspection of "Segregated Witness" - Bit-Wasp/bitcoin-php - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#239)

by thomas

created 2016-02-03 03:24 UTC

Validator::checkSignature() A

↳ Parent: Validator

Complexity

Conditions	2
Paths	2

Size

Total Lines	6
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	4
CRAP Score	2

Importance

Changes	2
Bugs	0	Features	0

Metric	Value
c	2
b	0
f	0
dl	0
loc	6
ccs	4
cts	4
cp	1
rs	9.4285
cc	2
eloc	4
nc	2
nop	4
crap	2

<?php

namespace BitWasp\Bitcoin\Transaction;

use BitWasp\Bitcoin\Script\Consensus\ConsensusInterface;
use BitWasp\Bitcoin\Script\ScriptInterface;

class Validator implements ValidatorInterface
{
    /**
     * @var TransactionInterface
     */
    private $transaction;

    /**
     * Validator constructor.
     * @param TransactionInterface $transaction
     */
    public function __construct(TransactionInterface $transaction)
    {
        $this->transaction = $transaction;
    }

    /**
     * @param ConsensusInterface $consensus
     * @param int $nInput
     * @param int $amount
     * @param ScriptInterface $scriptPubKey
     * @return bool
     */
    public function checkSignature(ConsensusInterface $consensus, $nInput, $amount, ScriptInterface $scriptPubKey)
    {
        $witnesses = $this->transaction->getWitnesses();
        $witness = isset($witnesses[$nInput]) ? $witnesses[$nInput] : null;
        return $consensus->verify($this->transaction, $scriptPubKey, $nInput, $amount, $witness);
    }

    /**
     * @param ConsensusInterface $consensus
     * @param TransactionOutputInterface[] $outputs
     * @return bool
     */
    public function checkSignatures(ConsensusInterface $consensus, array $outputs)
    {
        if (count($this->transaction->getInputs()) !== count($outputs)) {
            throw new \InvalidArgumentException('Incorrect scriptPubKey count');
        }

        $result = true;
        foreach ($outputs as $i => $txOut) {
            $result = $result && $this->checkSignature($consensus, $i, $txOut->getValue(), $txOut->getScript());
        }

        return $result;
    }
}


1		<?php
2
3		namespace BitWasp\Bitcoin\Transaction;
4
5		use BitWasp\Bitcoin\Script\Consensus\ConsensusInterface;
6		use BitWasp\Bitcoin\Script\ScriptInterface;
7
8		class Validator implements ValidatorInterface
9		{
10		/**
11		* @var TransactionInterface
12		*/
13		private $transaction;
14
15		/**
16		* Validator constructor.
17		* @param TransactionInterface $transaction
18		*/
19	54	public function __construct(TransactionInterface $transaction)
20		{
21	54	$this->transaction = $transaction;
22	54	}
23
24		/**
25		* @param ConsensusInterface $consensus
26		* @param int $nInput
27		* @param int $amount
28		* @param ScriptInterface $scriptPubKey
29		* @return bool
30		*/
31	54	public function checkSignature(ConsensusInterface $consensus, $nInput, $amount, ScriptInterface $scriptPubKey)
32		{
33	54	$witnesses = $this->transaction->getWitnesses();
34	54	$witness = isset($witnesses[$nInput]) ? $witnesses[$nInput] : null;
35	54	return $consensus->verify($this->transaction, $scriptPubKey, $nInput, $amount, $witness);
36		}
37
38		/**
39		* @param ConsensusInterface $consensus
40		* @param TransactionOutputInterface[] $outputs
41		* @return bool
42		*/
43		public function checkSignatures(ConsensusInterface $consensus, array $outputs)
44		{
45		if (count($this->transaction->getInputs()) !== count($outputs)) {
46		throw new \InvalidArgumentException('Incorrect scriptPubKey count');
47		}
48
49		$result = true;
50		foreach ($outputs as $i => $txOut) {
51		$result = $result && $this->checkSignature($consensus, $i, $txOut->getValue(), $txOut->getScript());
52		}
53
54		return $result;
55		}
56		}
57

Bit-Wasp / bitcoin-php

Pull Request — master (#239)

Validator::checkSignature() A

Complexity

Size

Duplication

Code Coverage

Importance

Duplication Side-by-Side

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