| 1 |
<?php |
| 2 |
|
| 3 |
if (!defined('ABSPATH')) { |
| 4 |
exit; |
| 5 |
} |
| 6 |
|
| 7 |
/** |
| 8 |
* Owns upload-level redirect-import orchestration. |
| 9 |
* |
| 10 |
* This service validates the uploaded file, streams it through |
| 11 |
* ImportCsvParser, delegates each canonical row to ImportRedirectRowProcessor, |
| 12 |
* and coordinates ImportProgressStore checkpoints so interrupted imports can |
| 13 |
* resume by re-uploading the same file content. |
| 14 |
*/ |
| 15 |
class ABJ_404_Solution_ImportService { |
| 16 |
|
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const IMPORT_PROGRESS_OPTION = 'abj404_import_progress'; |
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const IMPORT_PROGRESS_CHECKPOINT_INTERVAL = 50; |
| 19 |
|
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/** @var ABJ_404_Solution_RedirectsRepositoryInterface */ |
| 21 |
private $redirectsRepository; |
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|
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/** @var ABJ_404_Solution_ContentRepositoryInterface */ |
| 24 |
private $contentRepository; |
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|
| 26 |
/** @var ABJ_404_Solution_Logging */ |
| 27 |
private $logger; |
| 28 |
|
| 29 |
/** @var ABJ_404_Solution_ImportCsvParser */ |
| 30 |
private $parser; |
| 31 |
|
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/** @var ABJ_404_Solution_ImportProgressStore */ |
| 33 |
private $progressStore; |
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|
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/** @var ABJ_404_Solution_ImportUploadValidator */ |
| 36 |
private $uploadValidator; |
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|
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/** @var ABJ_404_Solution_ImportRedirectRowProcessor */ |
| 39 |
private $rowProcessor; |
| 40 |
|
| 41 |
/** |
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* Constructor supports two signatures for backward compatibility: |
| 43 |
* (1) New: (RedirectsRepository, ContentRepository, Logging) |
| 44 |
* (2) Legacy: (DataAccess, Logging) -- DataAccess delegates to modules |
| 45 |
* |
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* @param mixed $redirectsRepoOrDataAccess RedirectsRepository or legacy DataAccess facade |
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* @param mixed $contentRepoOrLogging ContentRepository or legacy Logging |
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* @param ABJ_404_Solution_Logging|null $logging |
| 49 |
*/ |
| 50 |
function __construct($redirectsRepoOrDataAccess, $contentRepoOrLogging, $logging = null) { |
| 51 |
if ($logging === null) { |
| 52 |
/** @var ABJ_404_Solution_RedirectsRepositoryInterface $redirectsRepoOrDataAccess */ |
| 53 |
$this->redirectsRepository = $redirectsRepoOrDataAccess; |
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$this->contentRepository = (is_object($redirectsRepoOrDataAccess) && method_exists($redirectsRepoOrDataAccess, 'getContentRepo')) |
| 55 |
? $redirectsRepoOrDataAccess->getContentRepo() |
| 56 |
: $redirectsRepoOrDataAccess; |
| 57 |
/** @var ABJ_404_Solution_Logging $contentRepoOrLogging */ |
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$this->logger = $contentRepoOrLogging; |
| 59 |
} else { |
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/** @var ABJ_404_Solution_RedirectsRepositoryInterface $redirectsRepoOrDataAccess */ |
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$this->redirectsRepository = $redirectsRepoOrDataAccess; |
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/** @var ABJ_404_Solution_ContentRepositoryInterface $contentRepoOrLogging */ |
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$this->contentRepository = $contentRepoOrLogging; |
| 64 |
$this->logger = $logging; |
| 65 |
} |
| 66 |
|
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$this->parser = new ABJ_404_Solution_ImportCsvParser(); |
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$this->progressStore = new ABJ_404_Solution_ImportProgressStore(self::IMPORT_PROGRESS_OPTION); |
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$this->uploadValidator = new ABJ_404_Solution_ImportUploadValidator(); |
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$this->rowProcessor = new ABJ_404_Solution_ImportRedirectRowProcessor( |
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$this->redirectsRepository, |
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$this->contentRepository, |
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$this->logger |
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); |
| 75 |
} |
| 76 |
|
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/** |
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* Expected formats: |
| 79 |
* - from_url,status,type,to_url,wp_type |
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* - from_url,to_url |
| 81 |
* |
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* @return string |
| 83 |
*/ |
| 84 |
function doImportFile(): string { |
| 85 |
$uploadFile = $_FILES['import_file'] ?? null; |
| 86 |
if (!is_array($uploadFile) || |
| 87 |
!isset($uploadFile['error']) || |
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!is_numeric($uploadFile['error']) || |
| 89 |
(int)$uploadFile['error'] !== UPLOAD_ERR_OK) { |
| 90 |
return __('File upload error.', '404-solution'); |
| 91 |
} |
| 92 |
|
| 93 |
$dryRun = ABJ_404_Solution_RequestInputNormalizer::readText( |
| 94 |
$_POST, array('name' => 'dry_run')) === '1'; |
| 95 |
$overwriteExisting = ABJ_404_Solution_RequestInputNormalizer::readText( |
| 96 |
$_POST, array('name' => 'overwrite_existing')) === '1'; |
| 97 |
|
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$validationError = $this->uploadValidator->validate($uploadFile); |
| 99 |
if ($validationError !== '') { |
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return $validationError; |
| 101 |
} |
| 102 |
|
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$tmpName = $this->uploadValidator->tmpName($uploadFile); |
| 104 |
$file_handle = fopen($tmpName, 'r'); |
| 105 |
if (!$file_handle) { |
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return __('Error opening the file.', '404-solution'); |
| 107 |
} |
| 108 |
|
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try { |
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$hashResult = hash_file('sha256', $tmpName); |
| 111 |
$contentHash = ($dryRun || !is_string($hashResult)) ? '' : $hashResult; |
| 112 |
$runState = $this->applyResumeProgress($contentHash, $dryRun, $this->emptyRunState()); |
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|
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$delimiter = $this->parser->detectCsvDelimiterFromFile($file_handle); |
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rewind($file_handle); |
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$runState = $this->processFileRows( |
| 117 |
$file_handle, |
| 118 |
$delimiter, |
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$this->stateInt($runState, 'resume_from'), |
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$dryRun, |
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$overwriteExisting, |
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$contentHash, |
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$runState |
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); |
| 125 |
} finally { |
| 126 |
fclose($file_handle); |
| 127 |
} |
| 128 |
|
| 129 |
if (isset($runState['abort_message']) && is_string($runState['abort_message'])) { |
| 130 |
return $runState['abort_message']; |
| 131 |
} |
| 132 |
|
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if (!$dryRun) { |
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$this->progressStore->clearImportProgress(); |
| 135 |
} |
| 136 |
|
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return $this->formatImportResult($runState, $dryRun, $overwriteExisting); |
| 138 |
} |
| 139 |
|
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/** |
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* @return array<string, mixed> |
| 142 |
*/ |
| 143 |
private function emptyRunState(): array { |
| 144 |
return array( |
| 145 |
'issues' => array(), |
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'processed' => 0, |
| 147 |
'valid' => 0, |
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'invalid' => 0, |
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'overwritten' => 0, |
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'resume_from' => 0, |
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); |
| 152 |
} |
| 153 |
|
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/** |
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* @param string $contentHash |
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* @param bool $dryRun |
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* @param array<string, mixed> $state |
| 158 |
* @return array<string, mixed> |
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*/ |
| 160 |
private function applyResumeProgress(string $contentHash, bool $dryRun, array $state): array { |
| 161 |
if ($dryRun) { |
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return $state; |
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} |
| 164 |
|
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$existingProgress = $this->progressStore->getResumeProgress($contentHash); |
| 166 |
if ($existingProgress === null) { |
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return $state; |
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} |
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|
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$resumeFrom = ABJ_404_Solution_ImportProgressStore::progressInt($existingProgress, 'rows_processed', 0); |
| 171 |
$state['resume_from'] = $resumeFrom; |
| 172 |
$state['processed'] = ABJ_404_Solution_ImportProgressStore::progressInt($existingProgress, 'processed_count', $resumeFrom); |
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$state['valid'] = ABJ_404_Solution_ImportProgressStore::progressInt($existingProgress, 'valid_count', 0); |
| 174 |
$state['invalid'] = ABJ_404_Solution_ImportProgressStore::progressInt($existingProgress, 'invalid_count', 0); |
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$state['overwritten'] = ABJ_404_Solution_ImportProgressStore::progressInt($existingProgress, 'overwritten_count', 0); |
| 176 |
if (isset($existingProgress['issues']) && is_array($existingProgress['issues'])) { |
| 177 |
/** @var array<int, string> $persistedIssues */ |
| 178 |
$persistedIssues = $existingProgress['issues']; |
| 179 |
$state['issues'] = $persistedIssues; |
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} |
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return $state; |
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} |
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|
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/** |
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* @param resource $fileHandle |
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* @param string $delimiter |
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* @param int $resumeFromDataRow |
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* @param bool $dryRun |
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* @param bool $overwriteExisting |
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* @param string $contentHash |
| 191 |
* @param array<string, mixed> $state |
| 192 |
* @return array<string, mixed> |
| 193 |
*/ |
| 194 |
private function processFileRows($fileHandle, string $delimiter, int $resumeFromDataRow, |
| 195 |
bool $dryRun, bool $overwriteExisting, string $contentHash, |
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array $state): array { |
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$headerColumns = null; |
| 198 |
$dataRowsSeen = 0; |
| 199 |
while (($row = fgetcsv($fileHandle, 0, $delimiter, '"', '\\')) !== false) { |
| 200 |
$data = $this->normalizeCsvRow($row); |
| 201 |
|
| 202 |
if ($this->isBlankCsvRow($data)) { |
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continue; |
| 204 |
} |
| 205 |
|
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if ($headerColumns === null && $this->parser->isCompatibleImportHeaderRow($data)) { |
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$headerColumns = $this->parser->normalizeImportHeaders($data); |
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continue; |
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} |
| 210 |
|
| 211 |
if ($dataRowsSeen < $resumeFromDataRow) { |
| 212 |
$dataRowsSeen++; |
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continue; |
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} |
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|
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$dataArray = $this->mapCsvDataRow($data, $headerColumns); |
| 217 |
if (isset($dataArray['error'])) { |
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$state['abort_message'] = $dataArray['error']; |
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return $state; |
| 220 |
} |
| 221 |
|
| 222 |
if ($this->isRepeatedHeaderDataRow($dataArray)) { |
| 223 |
$dataRowsSeen++; |
| 224 |
continue; |
| 225 |
} |
| 226 |
|
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$state = $this->processDataArray( |
| 228 |
$dataArray, $dataRowsSeen, $dryRun, $overwriteExisting, $contentHash, $state |
| 229 |
); |
| 230 |
$dataRowsSeen++; |
| 231 |
|
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if (!$dryRun && ($dataRowsSeen % self::IMPORT_PROGRESS_CHECKPOINT_INTERVAL) === 0) { |
| 233 |
$this->persistCheckpoint($contentHash, $dataRowsSeen, $state); |
| 234 |
} |
| 235 |
if (isset($state['abort_message'])) { |
| 236 |
return $state; |
| 237 |
} |
| 238 |
} |
| 239 |
|
| 240 |
return $state; |
| 241 |
} |
| 242 |
|
| 243 |
/** |
| 244 |
* @param array<int, string|null>|false|null $row |
| 245 |
* @return array<int, string> |
| 246 |
*/ |
| 247 |
private function normalizeCsvRow($row): array { |
| 248 |
if (!is_array($row)) { |
| 249 |
return array(); |
| 250 |
} |
| 251 |
return array_map(function($v) { |
| 252 |
return trim((string)$v); |
| 253 |
}, $row); |
| 254 |
} |
| 255 |
|
| 256 |
/** @param array<int, string> $data @return bool */ |
| 257 |
private function isBlankCsvRow(array $data): bool { |
| 258 |
return count($data) === 1 && $data[0] === ''; |
| 259 |
} |
| 260 |
|
| 261 |
/** |
| 262 |
* @param array<int, string> $data |
| 263 |
* @param array<int, string|null>|null $headerColumns |
| 264 |
* @return array<string, string> |
| 265 |
*/ |
| 266 |
private function mapCsvDataRow(array $data, $headerColumns): array { |
| 267 |
return $headerColumns !== null |
| 268 |
? $this->parser->mapImportRowByHeaders($data, $headerColumns) |
| 269 |
: $this->parser->mapImportRowWithoutHeaders($data); |
| 270 |
} |
| 271 |
|
| 272 |
/** |
| 273 |
* @param array<string, string> $dataArray |
| 274 |
* @return bool |
| 275 |
*/ |
| 276 |
private function isRepeatedHeaderDataRow(array $dataArray): bool { |
| 277 |
return isset($dataArray['from_url']) && |
| 278 |
($dataArray['from_url'] === 'from_url' || $dataArray['from_url'] === 'request'); |
| 279 |
} |
| 280 |
|
| 281 |
/** |
| 282 |
* @param array<string, string> $dataArray |
| 283 |
* @param int $dataRowsSeen |
| 284 |
* @param bool $dryRun |
| 285 |
* @param bool $overwriteExisting |
| 286 |
* @param string $contentHash |
| 287 |
* @param array<string, mixed> $state |
| 288 |
* @return array<string, mixed> |
| 289 |
*/ |
| 290 |
private function processDataArray(array $dataArray, int $dataRowsSeen, bool $dryRun, |
| 291 |
bool $overwriteExisting, string $contentHash, |
| 292 |
array $state): array { |
| 293 |
try { |
| 294 |
$state['processed'] = $this->stateInt($state, 'processed') + 1; |
| 295 |
$wasOverwrite = $this->wouldOverwriteExisting($dataArray, $overwriteExisting); |
| 296 |
$dataArray['__line_number'] = (string)($dataRowsSeen + 1); |
| 297 |
$issues = $this->rowProcessor->loadDataArrayFromFile($dataArray, $dryRun, $overwriteExisting); |
| 298 |
return $this->accountForRowIssues($state, $issues, $wasOverwrite); |
| 299 |
} catch (\Throwable $e) { |
| 300 |
$this->recordPausedImport($contentHash, $dataRowsSeen, $state, $dryRun, $e); |
| 301 |
$state['abort_message'] = sprintf( |
| 302 |
__('Import paused at row %1$d. %2$d redirect(s) imported so far. Re-upload the same file to resume from row %1$d.', '404-solution'), |
| 303 |
$dataRowsSeen + 1, |
| 304 |
$this->stateInt($state, 'valid') |
| 305 |
); |
| 306 |
return $state; |
| 307 |
} |
| 308 |
} |
| 309 |
|
| 310 |
/** |
| 311 |
* @param array<string, string> $dataArray |
| 312 |
* @param bool $overwriteExisting |
| 313 |
* @return bool |
| 314 |
*/ |
| 315 |
private function wouldOverwriteExisting(array $dataArray, bool $overwriteExisting): bool { |
| 316 |
if (!$overwriteExisting || !isset($dataArray['from_url']) || !is_string($dataArray['from_url'])) { |
| 317 |
return false; |
| 318 |
} |
| 319 |
$existing = $this->redirectsRepository->getExistingRedirectForURL($dataArray['from_url']); |
| 320 |
return is_array($existing) && isset($existing['id']) && is_numeric($existing['id']) && (int)$existing['id'] !== 0; |
| 321 |
} |
| 322 |
|
| 323 |
/** |
| 324 |
* @param array<string, mixed> $state |
| 325 |
* @param array<int, string> $issues |
| 326 |
* @param bool $wasOverwrite |
| 327 |
* @return array<string, mixed> |
| 328 |
*/ |
| 329 |
private function accountForRowIssues(array $state, array $issues, bool $wasOverwrite): array { |
| 330 |
if (count($issues) > 0) { |
| 331 |
$state['invalid'] = $this->stateInt($state, 'invalid') + 1; |
| 332 |
} else { |
| 333 |
$state['valid'] = $this->stateInt($state, 'valid') + 1; |
| 334 |
if ($wasOverwrite) { |
| 335 |
$state['overwritten'] = $this->stateInt($state, 'overwritten') + 1; |
| 336 |
} |
| 337 |
} |
| 338 |
$state['issues'] = array_merge($this->stateIssues($state), $issues); |
| 339 |
return $state; |
| 340 |
} |
| 341 |
|
| 342 |
/** |
| 343 |
* @param string $contentHash |
| 344 |
* @param int $dataRowsSeen |
| 345 |
* @param array<string, mixed> $state |
| 346 |
* @param bool $dryRun |
| 347 |
* @param Throwable $e |
| 348 |
* @return void |
| 349 |
*/ |
| 350 |
private function recordPausedImport(string $contentHash, int $dataRowsSeen, array $state, |
| 351 |
bool $dryRun, \Throwable $e): void { |
| 352 |
if (!$dryRun) { |
| 353 |
$this->progressStore->persistImportProgress($contentHash, array( |
| 354 |
'rows_processed' => $dataRowsSeen, |
| 355 |
'processed_count' => max(0, $this->stateInt($state, 'processed') - 1), |
| 356 |
'valid_count' => $this->stateInt($state, 'valid'), |
| 357 |
'invalid_count' => $this->stateInt($state, 'invalid'), |
| 358 |
'overwritten_count' => $this->stateInt($state, 'overwritten'), |
| 359 |
'issues' => $this->stateIssues($state), |
| 360 |
'last_error' => $e->getMessage(), |
| 361 |
'paused_at' => abj_clock()->now(), |
| 362 |
)); |
| 363 |
} |
| 364 |
$this->logger->warn(sprintf( |
| 365 |
'Import paused at row %d of %d due to: %s', |
| 366 |
$dataRowsSeen + 1, |
| 367 |
$dataRowsSeen + 1, |
| 368 |
$e->getMessage() |
| 369 |
)); |
| 370 |
} |
| 371 |
|
| 372 |
/** |
| 373 |
* @param string $contentHash |
| 374 |
* @param int $dataRowsSeen |
| 375 |
* @param array<string, mixed> $state |
| 376 |
* @return void |
| 377 |
*/ |
| 378 |
private function persistCheckpoint(string $contentHash, int $dataRowsSeen, array $state): void { |
| 379 |
$this->progressStore->persistImportProgress($contentHash, array( |
| 380 |
'rows_processed' => $dataRowsSeen, |
| 381 |
'processed_count' => $this->stateInt($state, 'processed'), |
| 382 |
'valid_count' => $this->stateInt($state, 'valid'), |
| 383 |
'invalid_count' => $this->stateInt($state, 'invalid'), |
| 384 |
'overwritten_count' => $this->stateInt($state, 'overwritten'), |
| 385 |
'issues' => $this->stateIssues($state), |
| 386 |
)); |
| 387 |
} |
| 388 |
|
| 389 |
/** |
| 390 |
* @param array<string, mixed> $state |
| 391 |
* @param bool $dryRun |
| 392 |
* @param bool $overwriteExisting |
| 393 |
* @return string |
| 394 |
*/ |
| 395 |
private function formatImportResult(array $state, bool $dryRun, bool $overwriteExisting): string { |
| 396 |
$issues = $this->stateIssues($state); |
| 397 |
if ($dryRun) { |
| 398 |
$msg = sprintf( |
| 399 |
__('Dry run complete. Valid redirects: %d. Invalid rows: %d. Total rows processed: %d.', '404-solution'), |
| 400 |
$this->stateInt($state, 'valid'), |
| 401 |
$this->stateInt($state, 'invalid'), |
| 402 |
$this->stateInt($state, 'processed') |
| 403 |
); |
| 404 |
return count($issues) > 0 |
| 405 |
? $msg . ' ' . __('Preview issues:', '404-solution') . ' ' . implode(", <BR/>\n", array_slice($issues, 0, 20)) |
| 406 |
: $msg; |
| 407 |
} |
| 408 |
if (count($issues) > 0) { |
| 409 |
return __('Error:', '404-solution') . ' ' . implode(", <BR/>\n", $issues); |
| 410 |
} |
| 411 |
if ($overwriteExisting && $this->stateInt($state, 'overwritten') > 0) { |
| 412 |
return sprintf( |
| 413 |
__('The file seems to have loaded okay. %d existing redirect(s) were overwritten. Please check the redirects page.', '404-solution'), |
| 414 |
$this->stateInt($state, 'overwritten') |
| 415 |
); |
| 416 |
} |
| 417 |
return __('The file seems to have loaded okay. Please check the redirects page.', '404-solution'); |
| 418 |
} |
| 419 |
|
| 420 |
/** |
| 421 |
* @param array<string, mixed> $state |
| 422 |
* @param string $key |
| 423 |
* @return int |
| 424 |
*/ |
| 425 |
private function stateInt(array $state, string $key): int { |
| 426 |
$value = $state[$key] ?? 0; |
| 427 |
return is_numeric($value) ? (int)$value : 0; |
| 428 |
} |
| 429 |
|
| 430 |
/** |
| 431 |
* @param array<string, mixed> $state |
| 432 |
* @return array<int, string> |
| 433 |
*/ |
| 434 |
private function stateIssues(array $state): array { |
| 435 |
$issues = $state['issues'] ?? array(); |
| 436 |
return is_array($issues) ? array_values(array_filter($issues, 'is_string')) : array(); |
| 437 |
} |
| 438 |
|
| 439 |
/** |
| 440 |
* @param array<string, mixed> $dataArray |
| 441 |
* @param bool $dryRun |
| 442 |
* @param bool $overwriteExisting |
| 443 |
* @return array<int, string> |
| 444 |
*/ |
| 445 |
function loadDataArrayFromFile($dataArray, $dryRun = false, $overwriteExisting = false): array { |
| 446 |
return $this->rowProcessor->loadDataArrayFromFile($dataArray, $dryRun, $overwriteExisting); |
| 447 |
} |
| 448 |
|
| 449 |
/** |
| 450 |
* @param mixed $line |
| 451 |
* @return array<string, string> |
| 452 |
*/ |
| 453 |
function splitCsvLine($line): array { |
| 454 |
return $this->parser->splitCsvLine($line); |
| 455 |
} |
| 456 |
|
| 457 |
/** @param array<int, string> $columns @return bool */ |
| 458 |
function isCompatibleImportHeaderRow($columns): bool { |
| 459 |
return $this->parser->isCompatibleImportHeaderRow($columns); |
| 460 |
} |
| 461 |
|
| 462 |
/** |
| 463 |
* @param array<int, string> $columns |
| 464 |
* @return array<int, string|null> |
| 465 |
*/ |
| 466 |
function normalizeImportHeaders($columns): array { |
| 467 |
return $this->parser->normalizeImportHeaders($columns); |
| 468 |
} |
| 469 |
|
| 470 |
/** @param array<int, string> $columns @return string */ |
| 471 |
function detectImportFormatFromHeaders($columns): string { |
| 472 |
return $this->parser->detectImportFormatFromHeaders($columns); |
| 473 |
} |
| 474 |
|
| 475 |
/** |
| 476 |
* @param array<int, string> $row |
| 477 |
* @param array<int, string|null> $normalizedHeaders |
| 478 |
* @return array<string, string> |
| 479 |
*/ |
| 480 |
function mapImportRowByHeaders($row, $normalizedHeaders): array { |
| 481 |
return $this->parser->mapImportRowByHeaders($row, $normalizedHeaders); |
| 482 |
} |
| 483 |
|
| 484 |
/** |
| 485 |
* @param array<int, string> $columns |
| 486 |
* @return array<string, string> |
| 487 |
*/ |
| 488 |
function mapImportRowWithoutHeaders($columns): array { |
| 489 |
return $this->parser->mapImportRowWithoutHeaders($columns); |
| 490 |
} |
| 491 |
|
| 492 |
/** @param resource $fileHandle @return string */ |
| 493 |
function detectCsvDelimiterFromFile($fileHandle): string { |
| 494 |
return $this->parser->detectCsvDelimiterFromFile($fileHandle); |
| 495 |
} |
| 496 |
} |
| 497 |
|
