Code Coverage |
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Lines |
Functions and Methods |
Classes and Traits |
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| Total | |
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25.00% |
2 / 8 |
CRAP | |
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0 / 1 |
| CommandOutputProcessor | |
84.35% |
97 / 115 |
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25.00% |
2 / 8 |
69.46 | |
0.00% |
0 / 1 |
| process | |
91.67% |
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7.03 | |||
| extractBufferedOutput | |
100.00% |
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100.00% |
1 / 1 |
2 | |||
| decodeStructuredOutput | |
91.67% |
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| decodeStructuredOutputAfterTextPreamble | |
83.33% |
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| decodeJsonDocumentStream | |
80.00% |
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8.51 | |||
| consumeJsonDocument | |
84.38% |
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| findNextJsonDocumentOffset | |
100.00% |
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| normalizeStructuredPayload | |
73.91% |
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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | /** |
| 6 | * Fast Forward Development Tools for PHP projects. |
| 7 | * |
| 8 | * This file is part of fast-forward/dev-tools project. |
| 9 | * |
| 10 | * @author Felipe Sayão Lobato Abreu <github@mentordosnerds.com> |
| 11 | * @license https://opensource.org/licenses/MIT MIT License |
| 12 | * |
| 13 | * @see https://github.com/php-fast-forward/ |
| 14 | * @see https://github.com/php-fast-forward/dev-tools |
| 15 | * @see https://github.com/php-fast-forward/dev-tools/issues |
| 16 | * @see https://php-fast-forward.github.io/dev-tools/ |
| 17 | * @see https://datatracker.ietf.org/doc/html/rfc2119 |
| 18 | */ |
| 19 | |
| 20 | namespace FastForward\DevTools\Console\Logger\Processor; |
| 21 | |
| 22 | use JsonException; |
| 23 | use Symfony\Component\Console\Output\BufferedOutput; |
| 24 | use Symfony\Component\Console\Output\ConsoleOutputInterface; |
| 25 | use Symfony\Component\Console\Output\OutputInterface; |
| 26 | |
| 27 | use function Safe\json_decode; |
| 28 | |
| 29 | /** |
| 30 | * Converts buffered command output objects into serializable context entries. |
| 31 | * |
| 32 | * JSON payloads are decoded eagerly so parent command envelopes can expose |
| 33 | * nested structured output without re-encoding it as an escaped string. |
| 34 | */ |
| 35 | class CommandOutputProcessor implements ContextProcessorInterface |
| 36 | { |
| 37 | /** |
| 38 | * @param array<string, mixed> $context |
| 39 | * |
| 40 | * @return array<string, mixed> |
| 41 | */ |
| 42 | public function process(array $context): array |
| 43 | { |
| 44 | foreach ($context as $key => $value) { |
| 45 | if (! $value instanceof OutputInterface) { |
| 46 | continue; |
| 47 | } |
| 48 | |
| 49 | unset($context[$key]); |
| 50 | |
| 51 | $outputContent = $this->extractBufferedOutput($value); |
| 52 | |
| 53 | if (null !== $outputContent) { |
| 54 | $context[$key] = $outputContent; |
| 55 | } |
| 56 | |
| 57 | if ($value instanceof ConsoleOutputInterface) { |
| 58 | $errorOutput = $this->extractBufferedOutput($value->getErrorOutput()); |
| 59 | |
| 60 | if (null !== $errorOutput && ! \array_key_exists('error_output', $context)) { |
| 61 | $context['error_output'] = $errorOutput; |
| 62 | } |
| 63 | } |
| 64 | } |
| 65 | |
| 66 | return $context; |
| 67 | } |
| 68 | |
| 69 | /** |
| 70 | * @param OutputInterface $output |
| 71 | * |
| 72 | * @return mixed |
| 73 | */ |
| 74 | private function extractBufferedOutput(OutputInterface $output): mixed |
| 75 | { |
| 76 | if (! $output instanceof BufferedOutput) { |
| 77 | return null; |
| 78 | } |
| 79 | |
| 80 | $content = $output->fetch(); |
| 81 | |
| 82 | return $this->decodeStructuredOutput($content); |
| 83 | } |
| 84 | |
| 85 | /** |
| 86 | * Decodes a buffered output string when it contains JSON content. |
| 87 | * |
| 88 | * @param string $content the buffered output contents |
| 89 | * |
| 90 | * @return mixed the decoded JSON payload or the original string |
| 91 | */ |
| 92 | private function decodeStructuredOutput(string $content): mixed |
| 93 | { |
| 94 | $trimmedContent = trim($content); |
| 95 | |
| 96 | if ('' === $trimmedContent) { |
| 97 | return $content; |
| 98 | } |
| 99 | |
| 100 | try { |
| 101 | return $this->normalizeStructuredPayload(json_decode($trimmedContent, true)); |
| 102 | } catch (JsonException) { |
| 103 | } |
| 104 | |
| 105 | $decodedDocuments = $this->decodeJsonDocumentStream($trimmedContent); |
| 106 | |
| 107 | if (null !== $decodedDocuments) { |
| 108 | return $decodedDocuments; |
| 109 | } |
| 110 | |
| 111 | $decodedStructuredOutput = $this->decodeStructuredOutputAfterTextPreamble($content); |
| 112 | |
| 113 | if (null !== $decodedStructuredOutput) { |
| 114 | return $decodedStructuredOutput; |
| 115 | } |
| 116 | |
| 117 | return $content; |
| 118 | } |
| 119 | |
| 120 | /** |
| 121 | * Decodes structured output that is preceded by plain-text warnings or banners. |
| 122 | * |
| 123 | * Some tooling emits advisory text before a valid JSON payload even when a |
| 124 | * machine-readable format is requested. When the suffix starting at the |
| 125 | * first valid JSON token is fully decodable, the textual preamble SHALL be |
| 126 | * ignored so parent command envelopes remain parseable. |
| 127 | * |
| 128 | * @param string $content the buffered output contents |
| 129 | * |
| 130 | * @return mixed the decoded JSON payload when a valid structured suffix exists |
| 131 | */ |
| 132 | private function decodeStructuredOutputAfterTextPreamble(string $content): mixed |
| 133 | { |
| 134 | $offset = 0; |
| 135 | |
| 136 | while (null !== ($offset = $this->findNextJsonDocumentOffset($content, $offset))) { |
| 137 | $structuredSuffix = trim(substr($content, $offset)); |
| 138 | |
| 139 | if ('' === $structuredSuffix) { |
| 140 | return null; |
| 141 | } |
| 142 | |
| 143 | try { |
| 144 | return $this->normalizeStructuredPayload(json_decode($structuredSuffix, true)); |
| 145 | } catch (JsonException) { |
| 146 | } |
| 147 | |
| 148 | $decodedDocuments = $this->decodeJsonDocumentStream($structuredSuffix); |
| 149 | |
| 150 | if (null !== $decodedDocuments) { |
| 151 | return $decodedDocuments; |
| 152 | } |
| 153 | |
| 154 | ++$offset; |
| 155 | } |
| 156 | |
| 157 | return null; |
| 158 | } |
| 159 | |
| 160 | /** |
| 161 | * Decodes a stream that contains multiple JSON documents separated by whitespace. |
| 162 | * |
| 163 | * @param string $content the buffered output contents |
| 164 | * |
| 165 | * @return ?list<mixed> the decoded JSON documents when the stream is valid |
| 166 | */ |
| 167 | private function decodeJsonDocumentStream(string $content): ?array |
| 168 | { |
| 169 | $decodedDocuments = []; |
| 170 | $offset = 0; |
| 171 | $length = \strlen($content); |
| 172 | |
| 173 | while ($offset < $length) { |
| 174 | while ($offset < $length && ctype_space($content[$offset])) { |
| 175 | ++$offset; |
| 176 | } |
| 177 | |
| 178 | if ($offset >= $length) { |
| 179 | break; |
| 180 | } |
| 181 | |
| 182 | $document = $this->consumeJsonDocument($content, $offset); |
| 183 | |
| 184 | if (null === $document) { |
| 185 | return null; |
| 186 | } |
| 187 | |
| 188 | try { |
| 189 | $decodedDocuments[] = $this->normalizeStructuredPayload(json_decode($document, true)); |
| 190 | } catch (JsonException) { |
| 191 | return null; |
| 192 | } |
| 193 | } |
| 194 | |
| 195 | return \count($decodedDocuments) > 1 ? $decodedDocuments : null; |
| 196 | } |
| 197 | |
| 198 | /** |
| 199 | * Consumes a single top-level JSON document from a multi-document stream. |
| 200 | * |
| 201 | * @param string $content the buffered output contents |
| 202 | * @param int $offset the current stream offset, advanced past the document on success |
| 203 | * |
| 204 | * @return ?string the extracted JSON document |
| 205 | */ |
| 206 | private function consumeJsonDocument(string $content, int &$offset): ?string |
| 207 | { |
| 208 | $length = \strlen($content); |
| 209 | $start = $offset; |
| 210 | $openingToken = $content[$offset]; |
| 211 | |
| 212 | if ('{' !== $openingToken && '[' !== $openingToken) { |
| 213 | return null; |
| 214 | } |
| 215 | |
| 216 | $depth = 0; |
| 217 | $inString = false; |
| 218 | $escaping = false; |
| 219 | |
| 220 | for (; $offset < $length; ++$offset) { |
| 221 | $character = $content[$offset]; |
| 222 | |
| 223 | if ($inString) { |
| 224 | if ($escaping) { |
| 225 | $escaping = false; |
| 226 | |
| 227 | continue; |
| 228 | } |
| 229 | |
| 230 | if ('\\' === $character) { |
| 231 | $escaping = true; |
| 232 | |
| 233 | continue; |
| 234 | } |
| 235 | |
| 236 | if ('"' === $character) { |
| 237 | $inString = false; |
| 238 | } |
| 239 | |
| 240 | continue; |
| 241 | } |
| 242 | |
| 243 | if ('"' === $character) { |
| 244 | $inString = true; |
| 245 | |
| 246 | continue; |
| 247 | } |
| 248 | |
| 249 | if ('{' === $character || '[' === $character) { |
| 250 | ++$depth; |
| 251 | |
| 252 | continue; |
| 253 | } |
| 254 | |
| 255 | if ('}' === $character || ']' === $character) { |
| 256 | --$depth; |
| 257 | |
| 258 | if (0 === $depth) { |
| 259 | ++$offset; |
| 260 | |
| 261 | return substr($content, $start, $offset - $start); |
| 262 | } |
| 263 | } |
| 264 | } |
| 265 | |
| 266 | return null; |
| 267 | } |
| 268 | |
| 269 | /** |
| 270 | * Finds the offset of the next possible JSON document opening token. |
| 271 | * |
| 272 | * @param string $content the buffered output contents |
| 273 | * @param int $offset the offset from which scanning SHALL start |
| 274 | * |
| 275 | * @return ?int the offset of the next "{" or "[" token |
| 276 | */ |
| 277 | private function findNextJsonDocumentOffset(string $content, int $offset): ?int |
| 278 | { |
| 279 | $length = \strlen($content); |
| 280 | |
| 281 | for (; $offset < $length; ++$offset) { |
| 282 | if ('{' === $content[$offset] || '[' === $content[$offset]) { |
| 283 | return $offset; |
| 284 | } |
| 285 | } |
| 286 | |
| 287 | return null; |
| 288 | } |
| 289 | |
| 290 | /** |
| 291 | * Normalizes decoded structured payloads produced by wrapped tooling. |
| 292 | * |
| 293 | * @param mixed $payload the decoded payload |
| 294 | * |
| 295 | * @return mixed the normalized payload |
| 296 | */ |
| 297 | private function normalizeStructuredPayload(mixed $payload): mixed |
| 298 | { |
| 299 | if (! \is_array($payload)) { |
| 300 | return $payload; |
| 301 | } |
| 302 | |
| 303 | if (! isset($payload['totals']) || ! \is_array($payload['totals'])) { |
| 304 | return $payload; |
| 305 | } |
| 306 | |
| 307 | $changedFilesTotal = $payload['totals']['changed_files'] ?? null; |
| 308 | |
| 309 | if (! \is_int($changedFilesTotal)) { |
| 310 | return $payload; |
| 311 | } |
| 312 | |
| 313 | if (0 === $changedFilesTotal) { |
| 314 | $payload['changed_files'] = []; |
| 315 | |
| 316 | return $payload; |
| 317 | } |
| 318 | |
| 319 | if (! isset($payload['file_diffs']) || ! \is_array($payload['file_diffs'])) { |
| 320 | return $payload; |
| 321 | } |
| 322 | |
| 323 | $changedFiles = []; |
| 324 | |
| 325 | foreach ($payload['file_diffs'] as $fileDiff) { |
| 326 | if (! \is_array($fileDiff)) { |
| 327 | continue; |
| 328 | } |
| 329 | |
| 330 | if (! isset($fileDiff['file'])) { |
| 331 | continue; |
| 332 | } |
| 333 | |
| 334 | if (! \is_string($fileDiff['file'])) { |
| 335 | continue; |
| 336 | } |
| 337 | |
| 338 | $changedFiles[$fileDiff['file']] = $fileDiff['file']; |
| 339 | } |
| 340 | |
| 341 | $payload['changed_files'] = array_values($changedFiles); |
| 342 | |
| 343 | return $payload; |
| 344 | } |
| 345 | } |