@@ -34,307 +34,307 @@ |
||
| 34 | 34 | |
| 35 | 35 | class Stream implements StreamInterface |
| 36 | 36 | { |
| 37 | - /** |
|
| 38 | - * @var resource|null |
|
| 39 | - */ |
|
| 40 | - private $resource; |
|
| 41 | - |
|
| 42 | - private bool $autoClose; |
|
| 43 | - |
|
| 44 | - /** |
|
| 45 | - * @param mixed $resource |
|
| 46 | - * |
|
| 47 | - * @throws InvalidArgumentException |
|
| 48 | - */ |
|
| 49 | - public function __construct($resource, bool $autoClose = true) |
|
| 50 | - { |
|
| 51 | - if (!is_resource($resource)) { |
|
| 52 | - throw new InvalidArgumentException('Unexpected stream resource'); |
|
| 53 | - } |
|
| 54 | - |
|
| 55 | - $this->resource = $resource; |
|
| 56 | - $this->autoClose = $autoClose; |
|
| 57 | - } |
|
| 58 | - |
|
| 59 | - /** |
|
| 60 | - * @param mixed $resource |
|
| 61 | - * |
|
| 62 | - * @throws InvalidArgumentException |
|
| 63 | - */ |
|
| 64 | - public static function create($resource): StreamInterface |
|
| 65 | - { |
|
| 66 | - if ($resource instanceof StreamInterface) { |
|
| 67 | - return $resource; |
|
| 68 | - } |
|
| 69 | - |
|
| 70 | - return new self($resource); |
|
| 71 | - } |
|
| 72 | - |
|
| 73 | - public function __destruct() |
|
| 74 | - { |
|
| 75 | - if ($this->autoClose) { |
|
| 76 | - $this->close(); |
|
| 77 | - } |
|
| 78 | - } |
|
| 79 | - |
|
| 80 | - /** |
|
| 81 | - * @inheritDoc |
|
| 82 | - */ |
|
| 83 | - public function detach() |
|
| 84 | - { |
|
| 85 | - $resource = $this->resource; |
|
| 86 | - $this->resource = null; |
|
| 87 | - |
|
| 88 | - return $resource; |
|
| 89 | - } |
|
| 90 | - |
|
| 91 | - /** |
|
| 92 | - * @inheritDoc |
|
| 93 | - */ |
|
| 94 | - public function close(): void |
|
| 95 | - { |
|
| 96 | - $resource = $this->detach(); |
|
| 97 | - if (!is_resource($resource)) { |
|
| 98 | - return; |
|
| 99 | - } |
|
| 100 | - |
|
| 101 | - fclose($resource); |
|
| 102 | - } |
|
| 103 | - |
|
| 104 | - /** |
|
| 105 | - * @inheritDoc |
|
| 106 | - */ |
|
| 107 | - public function eof(): bool |
|
| 108 | - { |
|
| 109 | - if (!is_resource($this->resource)) { |
|
| 110 | - return true; |
|
| 111 | - } |
|
| 112 | - |
|
| 113 | - return feof($this->resource); |
|
| 114 | - } |
|
| 115 | - |
|
| 116 | - /** |
|
| 117 | - * @inheritDoc |
|
| 118 | - */ |
|
| 119 | - public function tell(): int |
|
| 120 | - { |
|
| 121 | - if (!is_resource($this->resource)) { |
|
| 122 | - throw new RuntimeException('Stream has no resource'); |
|
| 123 | - } |
|
| 124 | - |
|
| 125 | - $result = ftell($this->resource); |
|
| 126 | - if ($result === false) { |
|
| 127 | - throw new RuntimeException('Unable to get the stream pointer position'); |
|
| 128 | - } |
|
| 129 | - |
|
| 130 | - return $result; |
|
| 131 | - } |
|
| 132 | - |
|
| 133 | - /** |
|
| 134 | - * @inheritDoc |
|
| 135 | - */ |
|
| 136 | - public function isSeekable(): bool |
|
| 137 | - { |
|
| 138 | - if (!is_resource($this->resource)) { |
|
| 139 | - return false; |
|
| 140 | - } |
|
| 141 | - |
|
| 142 | - $metadata = stream_get_meta_data($this->resource); |
|
| 143 | - |
|
| 144 | - return $metadata['seekable']; |
|
| 145 | - } |
|
| 146 | - |
|
| 147 | - /** |
|
| 148 | - * @inheritDoc |
|
| 149 | - */ |
|
| 150 | - public function rewind(): void |
|
| 151 | - { |
|
| 152 | - $this->seek(0); |
|
| 153 | - } |
|
| 154 | - |
|
| 155 | - /** |
|
| 156 | - * @inheritDoc |
|
| 157 | - */ |
|
| 158 | - public function seek($offset, $whence = SEEK_SET): void |
|
| 159 | - { |
|
| 160 | - if (!is_resource($this->resource)) { |
|
| 161 | - throw new RuntimeException('Stream has no resource'); |
|
| 162 | - } |
|
| 163 | - |
|
| 164 | - if (!$this->isSeekable()) { |
|
| 165 | - throw new RuntimeException('Stream is not seekable'); |
|
| 166 | - } |
|
| 167 | - |
|
| 168 | - $result = fseek($this->resource, $offset, $whence); |
|
| 169 | - if ($result !== 0) { |
|
| 170 | - throw new RuntimeException('Unable to move the stream pointer position'); |
|
| 171 | - } |
|
| 172 | - } |
|
| 173 | - |
|
| 174 | - /** |
|
| 175 | - * @inheritDoc |
|
| 176 | - */ |
|
| 177 | - public function isWritable(): bool |
|
| 178 | - { |
|
| 179 | - if (!is_resource($this->resource)) { |
|
| 180 | - return false; |
|
| 181 | - } |
|
| 182 | - |
|
| 183 | - $metadata = stream_get_meta_data($this->resource); |
|
| 184 | - |
|
| 185 | - return strpbrk($metadata['mode'], '+acwx') !== false; |
|
| 186 | - } |
|
| 187 | - |
|
| 188 | - /** |
|
| 189 | - * @inheritDoc |
|
| 190 | - */ |
|
| 191 | - public function write($string): int |
|
| 192 | - { |
|
| 193 | - if (!is_resource($this->resource)) { |
|
| 194 | - throw new RuntimeException('Stream has no resource'); |
|
| 195 | - } |
|
| 196 | - |
|
| 197 | - if (!$this->isWritable()) { |
|
| 198 | - throw new RuntimeException('Stream is not writable'); |
|
| 199 | - } |
|
| 200 | - |
|
| 201 | - $result = fwrite($this->resource, $string); |
|
| 202 | - if ($result === false) { |
|
| 203 | - throw new RuntimeException('Unable to write to the stream'); |
|
| 204 | - } |
|
| 205 | - |
|
| 206 | - return $result; |
|
| 207 | - } |
|
| 208 | - |
|
| 209 | - /** |
|
| 210 | - * @since 3.7.0 |
|
| 211 | - * |
|
| 212 | - * @throws OverflowException |
|
| 213 | - */ |
|
| 214 | - public function writeStream(StreamInterface $stream, int $limit = -1): int |
|
| 215 | - { |
|
| 216 | - $written = 0; |
|
| 217 | - while (!$stream->eof()) { |
|
| 218 | - $written += $this->write($stream->read(4096)); |
|
| 219 | - if ($limit > 0 && $written > $limit) { |
|
| 220 | - throw new OverflowException('Maximum stream size exceeded.'); |
|
| 221 | - } |
|
| 222 | - } |
|
| 223 | - |
|
| 224 | - return $written; |
|
| 225 | - } |
|
| 226 | - |
|
| 227 | - /** |
|
| 228 | - * @inheritDoc |
|
| 229 | - */ |
|
| 230 | - public function isReadable(): bool |
|
| 231 | - { |
|
| 232 | - if (!is_resource($this->resource)) { |
|
| 233 | - return false; |
|
| 234 | - } |
|
| 235 | - |
|
| 236 | - $metadata = stream_get_meta_data($this->resource); |
|
| 237 | - |
|
| 238 | - return strpbrk($metadata['mode'], '+r') !== false; |
|
| 239 | - } |
|
| 240 | - |
|
| 241 | - /** |
|
| 242 | - * @inheritDoc |
|
| 243 | - * |
|
| 244 | - * @psalm-param int $length |
|
| 245 | - * @phpstan-param int<1, max> $length |
|
| 246 | - */ |
|
| 247 | - public function read($length): string |
|
| 248 | - { |
|
| 249 | - if (!is_resource($this->resource)) { |
|
| 250 | - throw new RuntimeException('Stream has no resource'); |
|
| 251 | - } |
|
| 252 | - |
|
| 253 | - if (!$this->isReadable()) { |
|
| 254 | - throw new RuntimeException('Stream is not readable'); |
|
| 255 | - } |
|
| 256 | - |
|
| 257 | - $result = fread($this->resource, $length); |
|
| 258 | - if ($result === false) { |
|
| 259 | - throw new RuntimeException('Unable to read from the stream'); |
|
| 260 | - } |
|
| 261 | - |
|
| 262 | - return $result; |
|
| 263 | - } |
|
| 264 | - |
|
| 265 | - /** |
|
| 266 | - * @inheritDoc |
|
| 267 | - */ |
|
| 268 | - public function getContents(): string |
|
| 269 | - { |
|
| 270 | - if (!is_resource($this->resource)) { |
|
| 271 | - throw new RuntimeException('Stream has no resource'); |
|
| 272 | - } |
|
| 273 | - |
|
| 274 | - if (!$this->isReadable()) { |
|
| 275 | - throw new RuntimeException('Stream is not readable'); |
|
| 276 | - } |
|
| 277 | - |
|
| 278 | - $result = stream_get_contents($this->resource); |
|
| 279 | - if ($result === false) { |
|
| 280 | - throw new RuntimeException('Unable to read the remainder of the stream'); |
|
| 281 | - } |
|
| 282 | - |
|
| 283 | - return $result; |
|
| 284 | - } |
|
| 285 | - |
|
| 286 | - /** |
|
| 287 | - * @inheritDoc |
|
| 288 | - */ |
|
| 289 | - public function getMetadata($key = null) |
|
| 290 | - { |
|
| 291 | - if (!is_resource($this->resource)) { |
|
| 292 | - return null; |
|
| 293 | - } |
|
| 294 | - |
|
| 295 | - $metadata = stream_get_meta_data($this->resource); |
|
| 296 | - if ($key === null) { |
|
| 297 | - return $metadata; |
|
| 298 | - } |
|
| 299 | - |
|
| 300 | - return $metadata[$key] ?? null; |
|
| 301 | - } |
|
| 302 | - |
|
| 303 | - /** |
|
| 304 | - * @inheritDoc |
|
| 305 | - */ |
|
| 306 | - public function getSize(): ?int |
|
| 307 | - { |
|
| 308 | - if (!is_resource($this->resource)) { |
|
| 309 | - return null; |
|
| 310 | - } |
|
| 311 | - |
|
| 312 | - /** @var array{size: int}|false */ |
|
| 313 | - $stats = fstat($this->resource); |
|
| 314 | - if ($stats === false) { |
|
| 315 | - return null; |
|
| 316 | - } |
|
| 317 | - |
|
| 318 | - return $stats['size']; |
|
| 319 | - } |
|
| 320 | - |
|
| 321 | - /** |
|
| 322 | - * @inheritDoc |
|
| 323 | - */ |
|
| 324 | - public function __toString(): string |
|
| 325 | - { |
|
| 326 | - if (!$this->isReadable()) { |
|
| 327 | - return ''; |
|
| 328 | - } |
|
| 329 | - |
|
| 330 | - try { |
|
| 331 | - if ($this->isSeekable()) { |
|
| 332 | - $this->rewind(); |
|
| 333 | - } |
|
| 334 | - |
|
| 335 | - return $this->getContents(); |
|
| 336 | - } catch (Throwable $e) { |
|
| 337 | - return ''; |
|
| 338 | - } |
|
| 339 | - } |
|
| 37 | + /** |
|
| 38 | + * @var resource|null |
|
| 39 | + */ |
|
| 40 | + private $resource; |
|
| 41 | + |
|
| 42 | + private bool $autoClose; |
|
| 43 | + |
|
| 44 | + /** |
|
| 45 | + * @param mixed $resource |
|
| 46 | + * |
|
| 47 | + * @throws InvalidArgumentException |
|
| 48 | + */ |
|
| 49 | + public function __construct($resource, bool $autoClose = true) |
|
| 50 | + { |
|
| 51 | + if (!is_resource($resource)) { |
|
| 52 | + throw new InvalidArgumentException('Unexpected stream resource'); |
|
| 53 | + } |
|
| 54 | + |
|
| 55 | + $this->resource = $resource; |
|
| 56 | + $this->autoClose = $autoClose; |
|
| 57 | + } |
|
| 58 | + |
|
| 59 | + /** |
|
| 60 | + * @param mixed $resource |
|
| 61 | + * |
|
| 62 | + * @throws InvalidArgumentException |
|
| 63 | + */ |
|
| 64 | + public static function create($resource): StreamInterface |
|
| 65 | + { |
|
| 66 | + if ($resource instanceof StreamInterface) { |
|
| 67 | + return $resource; |
|
| 68 | + } |
|
| 69 | + |
|
| 70 | + return new self($resource); |
|
| 71 | + } |
|
| 72 | + |
|
| 73 | + public function __destruct() |
|
| 74 | + { |
|
| 75 | + if ($this->autoClose) { |
|
| 76 | + $this->close(); |
|
| 77 | + } |
|
| 78 | + } |
|
| 79 | + |
|
| 80 | + /** |
|
| 81 | + * @inheritDoc |
|
| 82 | + */ |
|
| 83 | + public function detach() |
|
| 84 | + { |
|
| 85 | + $resource = $this->resource; |
|
| 86 | + $this->resource = null; |
|
| 87 | + |
|
| 88 | + return $resource; |
|
| 89 | + } |
|
| 90 | + |
|
| 91 | + /** |
|
| 92 | + * @inheritDoc |
|
| 93 | + */ |
|
| 94 | + public function close(): void |
|
| 95 | + { |
|
| 96 | + $resource = $this->detach(); |
|
| 97 | + if (!is_resource($resource)) { |
|
| 98 | + return; |
|
| 99 | + } |
|
| 100 | + |
|
| 101 | + fclose($resource); |
|
| 102 | + } |
|
| 103 | + |
|
| 104 | + /** |
|
| 105 | + * @inheritDoc |
|
| 106 | + */ |
|
| 107 | + public function eof(): bool |
|
| 108 | + { |
|
| 109 | + if (!is_resource($this->resource)) { |
|
| 110 | + return true; |
|
| 111 | + } |
|
| 112 | + |
|
| 113 | + return feof($this->resource); |
|
| 114 | + } |
|
| 115 | + |
|
| 116 | + /** |
|
| 117 | + * @inheritDoc |
|
| 118 | + */ |
|
| 119 | + public function tell(): int |
|
| 120 | + { |
|
| 121 | + if (!is_resource($this->resource)) { |
|
| 122 | + throw new RuntimeException('Stream has no resource'); |
|
| 123 | + } |
|
| 124 | + |
|
| 125 | + $result = ftell($this->resource); |
|
| 126 | + if ($result === false) { |
|
| 127 | + throw new RuntimeException('Unable to get the stream pointer position'); |
|
| 128 | + } |
|
| 129 | + |
|
| 130 | + return $result; |
|
| 131 | + } |
|
| 132 | + |
|
| 133 | + /** |
|
| 134 | + * @inheritDoc |
|
| 135 | + */ |
|
| 136 | + public function isSeekable(): bool |
|
| 137 | + { |
|
| 138 | + if (!is_resource($this->resource)) { |
|
| 139 | + return false; |
|
| 140 | + } |
|
| 141 | + |
|
| 142 | + $metadata = stream_get_meta_data($this->resource); |
|
| 143 | + |
|
| 144 | + return $metadata['seekable']; |
|
| 145 | + } |
|
| 146 | + |
|
| 147 | + /** |
|
| 148 | + * @inheritDoc |
|
| 149 | + */ |
|
| 150 | + public function rewind(): void |
|
| 151 | + { |
|
| 152 | + $this->seek(0); |
|
| 153 | + } |
|
| 154 | + |
|
| 155 | + /** |
|
| 156 | + * @inheritDoc |
|
| 157 | + */ |
|
| 158 | + public function seek($offset, $whence = SEEK_SET): void |
|
| 159 | + { |
|
| 160 | + if (!is_resource($this->resource)) { |
|
| 161 | + throw new RuntimeException('Stream has no resource'); |
|
| 162 | + } |
|
| 163 | + |
|
| 164 | + if (!$this->isSeekable()) { |
|
| 165 | + throw new RuntimeException('Stream is not seekable'); |
|
| 166 | + } |
|
| 167 | + |
|
| 168 | + $result = fseek($this->resource, $offset, $whence); |
|
| 169 | + if ($result !== 0) { |
|
| 170 | + throw new RuntimeException('Unable to move the stream pointer position'); |
|
| 171 | + } |
|
| 172 | + } |
|
| 173 | + |
|
| 174 | + /** |
|
| 175 | + * @inheritDoc |
|
| 176 | + */ |
|
| 177 | + public function isWritable(): bool |
|
| 178 | + { |
|
| 179 | + if (!is_resource($this->resource)) { |
|
| 180 | + return false; |
|
| 181 | + } |
|
| 182 | + |
|
| 183 | + $metadata = stream_get_meta_data($this->resource); |
|
| 184 | + |
|
| 185 | + return strpbrk($metadata['mode'], '+acwx') !== false; |
|
| 186 | + } |
|
| 187 | + |
|
| 188 | + /** |
|
| 189 | + * @inheritDoc |
|
| 190 | + */ |
|
| 191 | + public function write($string): int |
|
| 192 | + { |
|
| 193 | + if (!is_resource($this->resource)) { |
|
| 194 | + throw new RuntimeException('Stream has no resource'); |
|
| 195 | + } |
|
| 196 | + |
|
| 197 | + if (!$this->isWritable()) { |
|
| 198 | + throw new RuntimeException('Stream is not writable'); |
|
| 199 | + } |
|
| 200 | + |
|
| 201 | + $result = fwrite($this->resource, $string); |
|
| 202 | + if ($result === false) { |
|
| 203 | + throw new RuntimeException('Unable to write to the stream'); |
|
| 204 | + } |
|
| 205 | + |
|
| 206 | + return $result; |
|
| 207 | + } |
|
| 208 | + |
|
| 209 | + /** |
|
| 210 | + * @since 3.7.0 |
|
| 211 | + * |
|
| 212 | + * @throws OverflowException |
|
| 213 | + */ |
|
| 214 | + public function writeStream(StreamInterface $stream, int $limit = -1): int |
|
| 215 | + { |
|
| 216 | + $written = 0; |
|
| 217 | + while (!$stream->eof()) { |
|
| 218 | + $written += $this->write($stream->read(4096)); |
|
| 219 | + if ($limit > 0 && $written > $limit) { |
|
| 220 | + throw new OverflowException('Maximum stream size exceeded.'); |
|
| 221 | + } |
|
| 222 | + } |
|
| 223 | + |
|
| 224 | + return $written; |
|
| 225 | + } |
|
| 226 | + |
|
| 227 | + /** |
|
| 228 | + * @inheritDoc |
|
| 229 | + */ |
|
| 230 | + public function isReadable(): bool |
|
| 231 | + { |
|
| 232 | + if (!is_resource($this->resource)) { |
|
| 233 | + return false; |
|
| 234 | + } |
|
| 235 | + |
|
| 236 | + $metadata = stream_get_meta_data($this->resource); |
|
| 237 | + |
|
| 238 | + return strpbrk($metadata['mode'], '+r') !== false; |
|
| 239 | + } |
|
| 240 | + |
|
| 241 | + /** |
|
| 242 | + * @inheritDoc |
|
| 243 | + * |
|
| 244 | + * @psalm-param int $length |
|
| 245 | + * @phpstan-param int<1, max> $length |
|
| 246 | + */ |
|
| 247 | + public function read($length): string |
|
| 248 | + { |
|
| 249 | + if (!is_resource($this->resource)) { |
|
| 250 | + throw new RuntimeException('Stream has no resource'); |
|
| 251 | + } |
|
| 252 | + |
|
| 253 | + if (!$this->isReadable()) { |
|
| 254 | + throw new RuntimeException('Stream is not readable'); |
|
| 255 | + } |
|
| 256 | + |
|
| 257 | + $result = fread($this->resource, $length); |
|
| 258 | + if ($result === false) { |
|
| 259 | + throw new RuntimeException('Unable to read from the stream'); |
|
| 260 | + } |
|
| 261 | + |
|
| 262 | + return $result; |
|
| 263 | + } |
|
| 264 | + |
|
| 265 | + /** |
|
| 266 | + * @inheritDoc |
|
| 267 | + */ |
|
| 268 | + public function getContents(): string |
|
| 269 | + { |
|
| 270 | + if (!is_resource($this->resource)) { |
|
| 271 | + throw new RuntimeException('Stream has no resource'); |
|
| 272 | + } |
|
| 273 | + |
|
| 274 | + if (!$this->isReadable()) { |
|
| 275 | + throw new RuntimeException('Stream is not readable'); |
|
| 276 | + } |
|
| 277 | + |
|
| 278 | + $result = stream_get_contents($this->resource); |
|
| 279 | + if ($result === false) { |
|
| 280 | + throw new RuntimeException('Unable to read the remainder of the stream'); |
|
| 281 | + } |
|
| 282 | + |
|
| 283 | + return $result; |
|
| 284 | + } |
|
| 285 | + |
|
| 286 | + /** |
|
| 287 | + * @inheritDoc |
|
| 288 | + */ |
|
| 289 | + public function getMetadata($key = null) |
|
| 290 | + { |
|
| 291 | + if (!is_resource($this->resource)) { |
|
| 292 | + return null; |
|
| 293 | + } |
|
| 294 | + |
|
| 295 | + $metadata = stream_get_meta_data($this->resource); |
|
| 296 | + if ($key === null) { |
|
| 297 | + return $metadata; |
|
| 298 | + } |
|
| 299 | + |
|
| 300 | + return $metadata[$key] ?? null; |
|
| 301 | + } |
|
| 302 | + |
|
| 303 | + /** |
|
| 304 | + * @inheritDoc |
|
| 305 | + */ |
|
| 306 | + public function getSize(): ?int |
|
| 307 | + { |
|
| 308 | + if (!is_resource($this->resource)) { |
|
| 309 | + return null; |
|
| 310 | + } |
|
| 311 | + |
|
| 312 | + /** @var array{size: int}|false */ |
|
| 313 | + $stats = fstat($this->resource); |
|
| 314 | + if ($stats === false) { |
|
| 315 | + return null; |
|
| 316 | + } |
|
| 317 | + |
|
| 318 | + return $stats['size']; |
|
| 319 | + } |
|
| 320 | + |
|
| 321 | + /** |
|
| 322 | + * @inheritDoc |
|
| 323 | + */ |
|
| 324 | + public function __toString(): string |
|
| 325 | + { |
|
| 326 | + if (!$this->isReadable()) { |
|
| 327 | + return ''; |
|
| 328 | + } |
|
| 329 | + |
|
| 330 | + try { |
|
| 331 | + if ($this->isSeekable()) { |
|
| 332 | + $this->rewind(); |
|
| 333 | + } |
|
| 334 | + |
|
| 335 | + return $this->getContents(); |
|
| 336 | + } catch (Throwable $e) { |
|
| 337 | + return ''; |
|
| 338 | + } |
|
| 339 | + } |
|
| 340 | 340 | } |