Checksig::receivesValue() - Code Metrics - Inspection of "phpcbf" - Bit-Wasp/bitcoin-php - Measure and Improve Code Quality continuously with Scrutinizer

Completed

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by thomas

created 2017-09-05 19:07 UTC

Checksig::receivesValue() A

↳ Parent: Checksig

Complexity

Conditions	3
Paths	3

Size

Total Lines	10
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	12

Importance

Changes

Metric	Value
cc	3
eloc	5
nc	3
nop	1
dl	0
loc	10
ccs	0
cts	6
cp	0
crap	12
rs	9.4285
c	0
b	0
f	0

<?php

namespace BitWasp\Bitcoin\Transaction\Factory;

use BitWasp\Bitcoin\Crypto\EcAdapter\Key\PublicKeyInterface;
use BitWasp\Bitcoin\Crypto\EcAdapter\Serializer\Key\PublicKeySerializerInterface;
use BitWasp\Bitcoin\Script\ScriptInfo\Multisig;
use BitWasp\Bitcoin\Script\ScriptInfo\PayToPubkey;
use BitWasp\Bitcoin\Script\ScriptInfo\PayToPubkeyHash;
use BitWasp\Bitcoin\Script\ScriptType;
use BitWasp\Bitcoin\Serializer\Signature\TransactionSignatureSerializer;
use BitWasp\Bitcoin\Signature\TransactionSignatureInterface;
use BitWasp\Buffertools\Buffer;
use BitWasp\Buffertools\BufferInterface;

class Checksig
{
    /**
     * @var string
     */
    private $scriptType;

    /**
     * @var bool
     */
    private $required = true;

    /**
     * @var PayToPubkeyHash|PayToPubkey|Multisig
     */
    private $info;

    /**
     * @var int
     */
    protected $requiredSigs;

    /**
     * @var int
     */
    protected $keyCount;

    /**
     * @var TransactionSignatureInterface[]
     */
    protected $signatures = [];

    /**
     * @var PublicKeyInterface[]|null[]
     */
    protected $publicKeys = [];

    /**
     * Checksig constructor.
     * @param $info
     */
    public function __construct($info, TransactionSignatureSerializer $txSigSerializer, PublicKeySerializerInterface $pubKeySerializer)
    {
        if (!is_object($info)) {
            throw new \RuntimeException("First value to checksig must be an object");
        }

        $infoClass = get_class($info);
        switch ($infoClass) {
            case PayToPubkey::class:
                /** @var PayToPubkey $info */
                $this->scriptType = $info->getType();
                $this->requiredSigs = $info->getRequiredSigCount();
                $this->keyCount = 1;
                break;
            case PayToPubkeyHash::class:
                /** @var PayToPubkeyHash $info */
                $this->scriptType = ScriptType::P2PKH;
                $this->requiredSigs = $info->getRequiredSigCount();
                $this->keyCount = 1;
                break;
            case Multisig::class:
                /** @var Multisig $info */
                $this->scriptType = ScriptType::MULTISIG;
                $this->requiredSigs = $info->getRequiredSigCount();
                $this->keyCount = $info->getKeyCount();
                break;
            default:
                throw new \RuntimeException("Unsupported class passed to Checksig");
        }

        $this->txSigSerializer = $txSigSerializer;
class MyClass { }

$x = new MyClass();
$x->foo = true;
        $this->pubKeySerializer = $pubKeySerializer;
class MyClass { }

$x = new MyClass();
$x->foo = true;
        $this->info = $info;
    }

    public function receivesValue(Conditional $conditional)
    {
        if (!$conditional->hasValue()) {
            throw new \RuntimeException("Sanity check, conditional requires value");
        }

        if ($conditional->getValue() === false) {
            $this->setRequired(false);
        }
    }

    public function setRequired($setting)
    {
        if (!is_bool($setting)) {
            throw new \RuntimeException("Invalid input to setRequired");
        }
        $this->required = $setting;
        return $this;
    }

    public function isRequired()
    {
        return $this->required;
    }

    /**
     * @return Multisig|PayToPubkey|PayToPubkeyHash
     */
    public function getInfo()
    {
        return $this->info;
    }

    /**
     * @return string
     */
    public function getType()
    {
        return $this->scriptType;
    }

    /**
     * @return array|BufferInterface|BufferInterface[]
     */
    public function getSolution()
    {
        if ($this->info instanceof Multisig) {
            return $this->info->getKeyBuffers();
        } else if ($this->info instanceof PayToPubkey) {
            return $this->info->getKeyBuffer();
        } else {
            return $this->info->getPubKeyHash();
        }
    }

    /**
     * @return int
     */
    public function getRequiredSigs()
    {
        return $this->requiredSigs;
    }

    /**
     * @return bool
     */
    public function isFullySigned()
    {
        if ($this->required) {
            return $this->requiredSigs === count($this->signatures);
        } else {
            return true;
        }
    }

    /**
     * @param int $idx
     * @return bool
     */
    public function hasSignature($idx)
    {
        if ($idx > $this->requiredSigs) {
            throw new \RuntimeException("Out of range signature queried");
        }

        return array_key_exists($idx, $this->signatures);
    }

    /**
     * @param int $idx
     * @param TransactionSignatureInterface $signature
     * @return $this
     */
    public function setSignature($idx, TransactionSignatureInterface $signature)
    {
        if ($idx < 0 || $idx > $this->keyCount) {
            throw new \RuntimeException("Out of range signature for operation");
        }

        $this->signatures[$idx] = $signature;
        return $this;
    }

    /**
     * @param int $idx
     * @return TransactionSignatureInterface|null
     */
    public function getSignature($idx)
    {
        if (!$this->hasSignature($idx)) {
            return null;
        }

        return $this->signatures[$idx];
    }

    /**
     * @return array
     */
    public function getSignatures()
    {
        return $this->signatures;
    }

    /**
     * @param int $idx
     * @return bool
     */
    public function hasKey($idx)
    {
        return array_key_exists($idx, $this->publicKeys);
    }

    /**
     * @param int $idx
     * @return PublicKeyInterface|null
     */
    public function getKey($idx)
    {
        if (!$this->hasKey($idx)) {
            return null;
        }

        return $this->publicKeys[$idx];
    }

    /**
     * @param $idx
     * @param PublicKeyInterface|null $key
     * @return $this
     */
    public function setKey($idx, $key)
    {
        if ($idx < 0 || $idx > $this->keyCount) {
            throw new \RuntimeException("Out of range index for public key");
        }

        $this->publicKeys[$idx] = $key;
        return $this;
    }

    /**
     * @return PublicKeyInterface[]
     */
    public function getKeys()
    {
        return $this->publicKeys;
    }

    public function isVerify()
    {
        return $this->info->isChecksigVerify();
    }

    /**
     * @return array
     */
    public function serialize()
    {
        $outputType = $this->getType();
        $result = [];

        if (ScriptType::P2PK === $outputType) {
            if (!$this->required) {
                $result[0] = new Buffer();
            } else {
                if ($this->hasSignature(0)) {
                    $result = [$this->txSigSerializer->serialize($this->getSignature(0))];
                }
            }
        } else if (ScriptType::P2PKH === $outputType) {
            if (!$this->required && $this->hasKey(0)) {
                $result = [new Buffer(), $this->pubKeySerializer->serialize($this->getKey(0))];
            } else {
                if ($this->hasSignature(0) && $this->hasKey(0)) {
                    $result = [$this->txSigSerializer->serialize($this->getSignature(0)), $this->pubKeySerializer->serialize($this->getKey(0))];
                }
            }
        } else if (ScriptType::MULTISIG === $outputType) {
            if (!$this->isRequired()) {
                $result = array_fill(0, 1 + $this->getRequiredSigs(), new Buffer());
            } else {
                $result[] = new Buffer();
                for ($i = 0, $nPubKeys = count($this->getKeys()); $i < $nPubKeys; $i++) {
                    if ($this->hasSignature($i)) {
                        $result[] = $this->txSigSerializer->serialize($this->getSignature($i));
                    }
                }
            }
        } else {
            throw new \RuntimeException('Parameter 0 for serializeSolution was a non-standard input type');
        }

        return $result;
    }
}


1		<?php
2
3		namespace BitWasp\Bitcoin\Transaction\Factory;
4
5		use BitWasp\Bitcoin\Crypto\EcAdapter\Key\PublicKeyInterface;
6		use BitWasp\Bitcoin\Crypto\EcAdapter\Serializer\Key\PublicKeySerializerInterface;
7		use BitWasp\Bitcoin\Script\ScriptInfo\Multisig;
8		use BitWasp\Bitcoin\Script\ScriptInfo\PayToPubkey;
9		use BitWasp\Bitcoin\Script\ScriptInfo\PayToPubkeyHash;
10		use BitWasp\Bitcoin\Script\ScriptType;
11		use BitWasp\Bitcoin\Serializer\Signature\TransactionSignatureSerializer;
12		use BitWasp\Bitcoin\Signature\TransactionSignatureInterface;
13		use BitWasp\Buffertools\Buffer;
14		use BitWasp\Buffertools\BufferInterface;
15
16		class Checksig
17		{
18		/**
19		* @var string
20		*/
21		private $scriptType;
22
23		/**
24		* @var bool
25		*/
26		private $required = true;
27
28		/**
29		* @var PayToPubkeyHash\|PayToPubkey\|Multisig
30		*/
31		private $info;
32
33		/**
34		* @var int
35		*/
36		protected $requiredSigs;
37
38		/**
39		* @var int
40		*/
41		protected $keyCount;
42
43		/**
44		* @var TransactionSignatureInterface[]
45		*/
46		protected $signatures = [];
47
48		/**
49		* @var PublicKeyInterface[]\|null[]
50		*/
51		protected $publicKeys = [];
52
53		/**
54		* Checksig constructor.
55		* @param $info
56		*/
57	136	public function __construct($info, TransactionSignatureSerializer $txSigSerializer, PublicKeySerializerInterface $pubKeySerializer)
58		{
59	136	if (!is_object($info)) {
60		throw new \RuntimeException("First value to checksig must be an object");
61		}
62
63	136	$infoClass = get_class($info);
64		switch ($infoClass) {
65	136	case PayToPubkey::class:
66		/** @var PayToPubkey $info */
67	50	$this->scriptType = $info->getType();
68	50	$this->requiredSigs = $info->getRequiredSigCount();
69	50	$this->keyCount = 1;
70	50	break;
71	102	case PayToPubkeyHash::class:
72		/** @var PayToPubkeyHash $info */
73	42	$this->scriptType = ScriptType::P2PKH;
74	42	$this->requiredSigs = $info->getRequiredSigCount();
75	42	$this->keyCount = 1;
76	42	break;
77	64	case Multisig::class:
78		/** @var Multisig $info */
79	64	$this->scriptType = ScriptType::MULTISIG;
80	64	$this->requiredSigs = $info->getRequiredSigCount();
81	64	$this->keyCount = $info->getKeyCount();
82	64	break;
83		default:
84		throw new \RuntimeException("Unsupported class passed to Checksig");
85		}
86
87	136	$this->txSigSerializer = $txSigSerializer;
		0 ignored issues – show Bug introduced 2017-09-03 21:25 UTC by Report Bug Copy Issue Report The property `txSigSerializer` does not exist. Did you maybe forget to declare it? In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code: class MyClass { } $x = new MyClass(); $x->foo = true; Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: class MyClass { public $foo; } $x = new MyClass(); $x->foo = true; Loading history...
88	136	$this->pubKeySerializer = $pubKeySerializer;
		0 ignored issues – show Bug introduced 2017-09-03 21:25 UTC by Report Bug Copy Issue Report The property `pubKeySerializer` does not exist. Did you maybe forget to declare it? In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code: class MyClass { } $x = new MyClass(); $x->foo = true; Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: class MyClass { public $foo; } $x = new MyClass(); $x->foo = true; Loading history...
89	136	$this->info = $info;
90	136	}
91
92		public function receivesValue(Conditional $conditional)
93		{
94		if (!$conditional->hasValue()) {
95		throw new \RuntimeException("Sanity check, conditional requires value");
96		}
97
98		if ($conditional->getValue() === false) {
99		$this->setRequired(false);
100		}
101		}
102
103	4	public function setRequired($setting)
104		{
105	4	if (!is_bool($setting)) {
106		throw new \RuntimeException("Invalid input to setRequired");
107		}
108	4	$this->required = $setting;
109	4	return $this;
110		}
111
112	116	public function isRequired()
113		{
114	116	return $this->required;
115		}
116
117		/**
118		* @return Multisig\|PayToPubkey\|PayToPubkeyHash
119		*/
120	84	public function getInfo()
121		{
122	84	return $this->info;
123		}
124
125		/**
126		* @return string
127		*/
128	136	public function getType()
129		{
130	136	return $this->scriptType;
131		}
132
133		/**
134		* @return array\|BufferInterface\|BufferInterface[]
135		*/
136	82	public function getSolution()
137		{
138	82	if ($this->info instanceof Multisig) {
139		return $this->info->getKeyBuffers();
140	82	} else if ($this->info instanceof PayToPubkey) {
141	50	return $this->info->getKeyBuffer();
142		} else {
143	38	return $this->info->getPubKeyHash();
144		}
145		}
146
147		/**
148		* @return int
149		*/
150	120	public function getRequiredSigs()
151		{
152	120	return $this->requiredSigs;
153		}
154
155		/**
156		* @return bool
157		*/
158	122	public function isFullySigned()
159		{
160	122	if ($this->required) {
161	122	return $this->requiredSigs === count($this->signatures);
162		} else {
163	4	return true;
164		}
165		}
166
167		/**
168		* @param int $idx
169		* @return bool
170		*/
171	118	public function hasSignature($idx)
172		{
173	118	if ($idx > $this->requiredSigs) {
174		throw new \RuntimeException("Out of range signature queried");
175		}
176
177	118	return array_key_exists($idx, $this->signatures);
178		}
179
180		/**
181		* @param int $idx
182		* @param TransactionSignatureInterface $signature
183		* @return $this
184		*/
185	116	public function setSignature($idx, TransactionSignatureInterface $signature)
186		{
187	116	if ($idx < 0 \|\| $idx > $this->keyCount) {
188		throw new \RuntimeException("Out of range signature for operation");
189		}
190
191	116	$this->signatures[$idx] = $signature;
192	116	return $this;
193		}
194
195		/**
196		* @param int $idx
197		* @return TransactionSignatureInterface\|null
198		*/
199	116	public function getSignature($idx)
200		{
201	116	if (!$this->hasSignature($idx)) {
202		return null;
203		}
204
205	116	return $this->signatures[$idx];
206		}
207
208		/**
209		* @return array
210		*/
211	116	public function getSignatures()
212		{
213	116	return $this->signatures;
214		}
215
216		/**
217		* @param int $idx
218		* @return bool
219		*/
220	68	public function hasKey($idx)
221		{
222	68	return array_key_exists($idx, $this->publicKeys);
223		}
224
225		/**
226		* @param int $idx
227		* @return PublicKeyInterface\|null
228		*/
229	68	public function getKey($idx)
230		{
231	68	if (!$this->hasKey($idx)) {
232		return null;
233		}
234
235	68	return $this->publicKeys[$idx];
236		}
237
238		/**
239		* @param $idx
240		* @param PublicKeyInterface\|null $key
241		* @return $this
242		*/
243	128	public function setKey($idx, $key)
244		{
245	128	if ($idx < 0 \|\| $idx > $this->keyCount) {
246		throw new \RuntimeException("Out of range index for public key");
247		}
248
249	128	$this->publicKeys[$idx] = $key;
250	128	return $this;
251		}
252
253		/**
254		* @return PublicKeyInterface[]
255		*/
256	118	public function getKeys()
257		{
258	118	return $this->publicKeys;
259		}
260
261	118	public function isVerify()
262		{
263	118	return $this->info->isChecksigVerify();
264		}
265
266		/**
267		* @return array
268		*/
269	116	public function serialize()
270		{
271	116	$outputType = $this->getType();
272	116	$result = [];
273
274	116	if (ScriptType::P2PK === $outputType) {
275	46	if (!$this->required) {
276	2	$result[0] = new Buffer();
277		} else {
278	46	if ($this->hasSignature(0)) {
279	46	$result = [$this->txSigSerializer->serialize($this->getSignature(0))];
280		}
281		}
282	86	} else if (ScriptType::P2PKH === $outputType) {
283	36	if (!$this->required && $this->hasKey(0)) {
284		$result = [new Buffer(), $this->pubKeySerializer->serialize($this->getKey(0))];
285		} else {
286	36	if ($this->hasSignature(0) && $this->hasKey(0)) {
287	36	$result = [$this->txSigSerializer->serialize($this->getSignature(0)), $this->pubKeySerializer->serialize($this->getKey(0))];
288		}
289		}
290	54	} else if (ScriptType::MULTISIG === $outputType) {
291	54	if (!$this->isRequired()) {
292	2	$result = array_fill(0, 1 + $this->getRequiredSigs(), new Buffer());
293		} else {
294	52	$result[] = new Buffer();
295	54	for ($i = 0, $nPubKeys = count($this->getKeys()); $i < $nPubKeys; $i++) {
296	52	if ($this->hasSignature($i)) {
297	52	$result[] = $this->txSigSerializer->serialize($this->getSignature($i));
298		}
299		}
300		}
301		} else {
302		throw new \RuntimeException('Parameter 0 for serializeSolution was a non-standard input type');
303		}
304
305	116	return $result;
306		}
307		}
308

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Push — master ( 595279...40a4e1 )

Checksig::receivesValue() A

Complexity

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Duplication

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