1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
declare(strict_types=1); |
4
|
|
|
|
5
|
|
|
namespace BitWasp\Bitcoin\Serializer\Transaction; |
6
|
|
|
|
7
|
|
|
use BitWasp\Bitcoin\Script\Opcodes; |
8
|
|
|
use BitWasp\Bitcoin\Script\Script; |
9
|
|
|
use BitWasp\Bitcoin\Serializer\Types; |
10
|
|
|
use BitWasp\Bitcoin\Transaction\TransactionInput; |
11
|
|
|
use BitWasp\Bitcoin\Transaction\TransactionInputInterface; |
12
|
|
|
use BitWasp\Buffertools\Buffer; |
13
|
|
|
use BitWasp\Buffertools\BufferInterface; |
14
|
|
|
use BitWasp\Buffertools\Parser; |
15
|
|
|
|
16
|
|
|
class TransactionInputSerializer |
17
|
|
|
{ |
18
|
|
|
/** |
19
|
|
|
* @var OutPointSerializerInterface |
20
|
|
|
*/ |
21
|
|
|
private $outpointSerializer; |
22
|
|
|
|
23
|
|
|
/** |
24
|
|
|
* @var \BitWasp\Buffertools\Types\VarString |
25
|
|
|
*/ |
26
|
|
|
private $varstring; |
27
|
|
|
|
28
|
|
|
/** |
29
|
|
|
* @var \BitWasp\Buffertools\Types\Uint32 |
30
|
|
|
*/ |
31
|
|
|
private $uint32le; |
32
|
|
|
|
33
|
|
|
/** |
34
|
|
|
* @var Opcodes |
35
|
|
|
*/ |
36
|
|
|
private $opcodes; |
37
|
|
|
|
38
|
|
|
/** |
39
|
|
|
* TransactionInputSerializer constructor. |
40
|
|
|
* @param OutPointSerializerInterface $outPointSerializer |
41
|
|
|
* @param Opcodes|null $opcodes |
42
|
|
|
*/ |
43
|
5239 |
|
public function __construct(OutPointSerializerInterface $outPointSerializer, Opcodes $opcodes = null) |
44
|
|
|
{ |
45
|
5239 |
|
$this->outpointSerializer = $outPointSerializer; |
46
|
5239 |
|
$this->varstring = Types::varstring(); |
47
|
5239 |
|
$this->uint32le = Types::uint32le(); |
48
|
5239 |
|
$this->opcodes = $opcodes ?: new Opcodes(); |
49
|
5239 |
|
} |
50
|
|
|
|
51
|
|
|
/** |
52
|
|
|
* @param TransactionInputInterface $input |
53
|
|
|
* @return BufferInterface |
54
|
|
|
*/ |
55
|
5228 |
|
public function serialize(TransactionInputInterface $input): BufferInterface |
56
|
|
|
{ |
57
|
5228 |
|
return new Buffer( |
58
|
5228 |
|
$this->outpointSerializer->serialize($input->getOutPoint())->getBinary() . |
59
|
5228 |
|
$this->varstring->write($input->getScript()->getBuffer()) . |
60
|
5228 |
|
$this->uint32le->write($input->getSequence()) |
61
|
|
|
); |
62
|
|
|
} |
63
|
|
|
|
64
|
|
|
/** |
65
|
|
|
* @param Parser $parser |
66
|
|
|
* @return TransactionInputInterface |
67
|
|
|
* @throws \BitWasp\Buffertools\Exceptions\ParserOutOfRange |
68
|
|
|
* @throws \Exception |
69
|
|
|
*/ |
70
|
62 |
|
public function fromParser(Parser $parser): TransactionInputInterface |
71
|
|
|
{ |
72
|
62 |
|
return new TransactionInput( |
73
|
62 |
|
$this->outpointSerializer->fromParser($parser), |
74
|
62 |
|
new Script($this->varstring->read($parser), $this->opcodes), |
75
|
62 |
|
(int) $this->uint32le->read($parser) |
76
|
|
|
); |
77
|
|
|
} |
78
|
|
|
|
79
|
|
|
/** |
80
|
|
|
* @param BufferInterface $string |
81
|
|
|
* @return TransactionInputInterface |
82
|
|
|
* @throws \BitWasp\Buffertools\Exceptions\ParserOutOfRange |
83
|
|
|
* @throws \Exception |
84
|
|
|
*/ |
85
|
2 |
|
public function parse(BufferInterface $string): TransactionInputInterface |
86
|
|
|
{ |
87
|
2 |
|
return $this->fromParser(new Parser($string)); |
88
|
|
|
} |
89
|
|
|
} |
90
|
|
|
|