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1 | <?php |
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2 | |||
3 | namespace BitWasp\Bitcoin\Networking\Messages; |
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4 | |||
5 | use BitWasp\Bitcoin\Block\BlockInterface; |
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6 | use BitWasp\Bitcoin\Block\FilteredBlock; |
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7 | use BitWasp\Bitcoin\Bloom\BloomFilter; |
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8 | use BitWasp\Bitcoin\Chain\BlockLocator; |
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9 | use BitWasp\Bitcoin\Crypto\Random\Random; |
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10 | use BitWasp\Bitcoin\Network\NetworkInterface; |
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11 | use BitWasp\Bitcoin\Networking\NetworkMessage; |
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12 | use BitWasp\Bitcoin\Networking\Structure\AlertDetail; |
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13 | use BitWasp\Bitcoin\Networking\Structure\Inventory; |
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14 | use BitWasp\Bitcoin\Networking\Structure\NetworkAddressInterface; |
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15 | use BitWasp\Bitcoin\Networking\Serializer\NetworkMessageSerializer; |
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16 | use BitWasp\Bitcoin\Networking\Structure\NetworkAddressTimestamp; |
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17 | use BitWasp\Bitcoin\Crypto\EcAdapter\Signature\SignatureInterface; |
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18 | use BitWasp\Bitcoin\Transaction\TransactionInterface; |
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19 | use BitWasp\Buffertools\Buffer; |
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20 | use BitWasp\Buffertools\BufferInterface; |
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21 | use BitWasp\Buffertools\Parser; |
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22 | |||
23 | class Factory |
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24 | { |
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25 | /** |
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26 | * @var NetworkInterface |
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27 | */ |
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28 | private $network; |
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29 | |||
30 | /** |
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31 | * @var Random |
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32 | */ |
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33 | private $random; |
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34 | |||
35 | /** |
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36 | * @param NetworkInterface $network |
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37 | * @param Random $random |
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38 | */ |
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39 | 126 | public function __construct(NetworkInterface $network, Random $random) |
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40 | { |
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41 | 126 | $this->network = $network; |
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42 | 126 | $this->random = $random; |
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43 | 126 | $this->serializer = new NetworkMessageSerializer($this->network); |
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44 | } |
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45 | |||
46 | /** |
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47 | * @param int $version |
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48 | * @param int $services |
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49 | * @param int $timestamp |
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50 | * @param NetworkAddressInterface $addrRecv |
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51 | * @param NetworkAddressInterface $addrFrom |
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52 | * @param BufferInterface $userAgent |
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53 | * @param int $startHeight |
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54 | * @param bool $relay |
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55 | * @return Version |
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56 | 51 | */ |
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57 | public function version( |
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58 | $version, |
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59 | $services, |
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60 | $timestamp, |
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61 | NetworkAddressInterface $addrRecv, |
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62 | NetworkAddressInterface $addrFrom, |
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63 | BufferInterface $userAgent, |
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64 | $startHeight, |
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65 | $relay |
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66 | 51 | ) { |
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67 | 34 | return new Version( |
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68 | 34 | $version, |
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69 | 34 | $services, |
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70 | 34 | $timestamp, |
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71 | 34 | $addrRecv, |
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72 | 51 | $addrFrom, |
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73 | 34 | $this->random->bytes(8)->getInt(), |
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74 | 34 | $userAgent, |
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75 | $startHeight, |
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76 | 34 | $relay |
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77 | ); |
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78 | } |
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79 | |||
80 | /** |
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81 | * @return VerAck |
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82 | 15 | */ |
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83 | public function verack() |
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84 | 15 | { |
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85 | return new VerAck(); |
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86 | } |
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87 | |||
88 | /** |
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89 | * @return SendHeaders |
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90 | 3 | */ |
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91 | public function sendheaders() |
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92 | 3 | { |
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93 | return new SendHeaders(); |
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94 | } |
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95 | |||
96 | /** |
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97 | * @param NetworkAddressTimestamp[] $addrs |
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98 | * @return Addr |
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99 | 3 | */ |
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100 | public function addr(array $addrs) |
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101 | 3 | { |
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102 | return new Addr($addrs); |
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103 | } |
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104 | |||
105 | /** |
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106 | * @param Inventory[] $vectors |
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107 | * @return Inv |
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108 | 3 | */ |
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109 | public function inv(array $vectors) |
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110 | 3 | { |
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111 | return new Inv($vectors); |
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112 | } |
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113 | |||
114 | /** |
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115 | * @param Inventory[] $vectors |
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116 | * @return GetData |
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117 | 3 | */ |
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118 | public function getdata(array $vectors) |
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119 | 3 | { |
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120 | return new GetData($vectors); |
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121 | } |
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122 | |||
123 | /** |
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124 | * @param Inventory[] $vectors |
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125 | * @return NotFound |
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126 | 3 | */ |
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127 | public function notfound(array $vectors) |
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128 | 3 | { |
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129 | return new NotFound($vectors); |
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130 | } |
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131 | |||
132 | /** |
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133 | * @param $version |
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134 | * @param BlockLocator $blockLocator |
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135 | * @return GetBlocks |
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136 | 3 | */ |
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137 | public function getblocks($version, BlockLocator $blockLocator) |
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138 | 3 | { |
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139 | return new GetBlocks($version, $blockLocator); |
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140 | } |
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141 | |||
142 | /** |
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143 | * @param $version |
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144 | * @param BlockLocator $blockLocator |
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145 | * @return GetHeaders |
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146 | 3 | */ |
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147 | public function getheaders($version, BlockLocator $blockLocator) |
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148 | 3 | { |
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149 | return new GetHeaders($version, $blockLocator); |
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150 | } |
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151 | |||
152 | /** |
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153 | * @param TransactionInterface $tx |
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154 | * @return Tx |
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155 | 3 | */ |
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156 | public function tx(TransactionInterface $tx) |
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157 | 3 | { |
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158 | return new Tx($tx); |
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159 | } |
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160 | |||
161 | /** |
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162 | * @param BlockInterface $block |
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163 | * @return Block |
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164 | 3 | */ |
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165 | public function block(BlockInterface $block) |
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166 | 3 | { |
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167 | return new Block($block); |
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168 | } |
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169 | |||
170 | /** |
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171 | * @param \BitWasp\Bitcoin\Block\BlockHeaderInterface[] $headers |
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172 | * @return Headers |
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173 | 3 | */ |
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174 | public function headers(array $headers) |
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175 | 3 | { |
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176 | return new Headers($headers); |
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177 | } |
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178 | |||
179 | /** |
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180 | * @return GetAddr |
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181 | 3 | */ |
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182 | public function getaddr() |
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183 | 3 | { |
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184 | return new GetAddr(); |
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185 | } |
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186 | |||
187 | /** |
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188 | * @return MemPool |
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189 | 3 | */ |
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190 | public function mempool() |
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191 | 3 | { |
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192 | return new MemPool(); |
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193 | } |
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194 | |||
195 | /** |
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196 | * @param int $feeRate |
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197 | * @return FeeFilter |
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198 | 3 | */ |
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199 | public function feefilter($feeRate) |
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200 | 3 | { |
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201 | return new FeeFilter($feeRate); |
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202 | } |
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203 | |||
204 | /** |
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205 | * @param BufferInterface $data |
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206 | * @return FilterAdd |
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207 | 3 | */ |
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208 | public function filteradd(BufferInterface $data) |
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209 | 3 | { |
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210 | return new FilterAdd($data); |
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211 | } |
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212 | |||
213 | /** |
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214 | * @param BloomFilter $filter |
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215 | * @return FilterLoad |
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216 | 3 | */ |
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217 | public function filterload(BloomFilter $filter) |
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218 | 3 | { |
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219 | return new FilterLoad($filter); |
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220 | } |
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221 | |||
222 | /** |
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223 | * @return FilterClear |
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224 | 3 | */ |
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225 | public function filterclear() |
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226 | 3 | { |
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227 | return new FilterClear(); |
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228 | } |
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229 | |||
230 | /** |
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231 | * @param FilteredBlock $filtered |
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232 | * @return MerkleBlock |
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233 | 3 | */ |
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234 | public function merkleblock(FilteredBlock $filtered) |
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235 | 3 | { |
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236 | return new MerkleBlock($filtered); |
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237 | } |
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238 | /** |
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239 | * @return Ping |
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240 | * @throws \BitWasp\Bitcoin\Exceptions\RandomBytesFailure |
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241 | 6 | */ |
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242 | public function ping() |
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243 | 6 | { |
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244 | return new Ping($this->random->bytes(8)->getInt()); |
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245 | } |
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246 | |||
247 | /** |
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248 | * @param Ping $ping |
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249 | * @return Pong |
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250 | 3 | */ |
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251 | public function pong(Ping $ping) |
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252 | 3 | { |
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253 | return new Pong($ping->getNonce()); |
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254 | } |
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255 | |||
256 | /** |
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257 | * @param BufferInterface $message |
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258 | * @param int $code |
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259 | * @param BufferInterface $reason |
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260 | * @param BufferInterface|null $data |
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261 | * @return Reject |
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262 | 9 | */ |
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263 | public function reject( |
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264 | BufferInterface $message, |
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265 | $code, |
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266 | BufferInterface $reason, |
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267 | BufferInterface $data = null |
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268 | 9 | ) { |
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269 | 3 | if (null === $data) { |
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270 | 2 | $data = new Buffer(); |
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271 | } |
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272 | 9 | ||
273 | 6 | return new Reject( |
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274 | 6 | $message, |
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275 | 6 | $code, |
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276 | $reason, |
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277 | 6 | $data |
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278 | ); |
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279 | } |
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280 | |||
281 | /** |
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282 | * @param AlertDetail $detail |
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283 | * @param SignatureInterface $sig |
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284 | * @return Alert |
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285 | 3 | */ |
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286 | public function alert(AlertDetail $detail, SignatureInterface $sig) |
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287 | 3 | { |
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288 | 2 | return new Alert( |
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289 | $detail, |
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290 | 2 | $sig |
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291 | ); |
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292 | } |
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293 | |||
294 | /** |
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295 | * @param Parser $parser |
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296 | * @return NetworkMessage |
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297 | 36 | */ |
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298 | public function parse(Parser $parser) |
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299 | 36 | { |
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300 | return $this->serializer->fromParser($parser); |
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301 | } |
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302 | |||
303 | /** |
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304 | * @return NetworkMessageSerializer |
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305 | 12 | */ |
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306 | public function getSerializer() |
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307 | 12 | { |
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308 | return $this->serializer; |
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309 | } |
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310 | |||
311 | /** |
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312 | * @return NetworkInterface |
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313 | */ |
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314 | public function getNetwork() |
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315 | { |
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316 | return $this->network; |
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317 | } |
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318 | } |
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319 |
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: