package jnpf.dmsService.pdf;
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import jnpf.audit.sdk.annotation.AuditLog;
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import jnpf.dmsMapper.DmsPdfGenerationTaskMapper;
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import jnpf.dmsEntity.storage.form.DmsPersistentPdfInvalidationForm;
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import lombok.RequiredArgsConstructor;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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import java.util.Locale;
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import java.util.UUID;
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@Service
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@RequiredArgsConstructor
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@Slf4j
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public class DmsPdfGenerationTaskService {
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private final DmsPdfGenerationTaskMapper mapper;
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public void enqueueEligible(String tenantId, UUID fileVersionId, String fileName, String checksumSha256) {
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String extension = extension(fileName);
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if (("doc".equals(extension) || "docx".equals(extension))
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&& checksumSha256 != null && checksumSha256.matches("[0-9A-Fa-f]{64}")) {
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mapper.enqueue(tenantId, fileVersionId, checksumSha256.toLowerCase(Locale.ROOT));
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}
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}
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public void enqueueMissingEligible(String tenantId, UUID fileVersionId, String fileName,
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String checksumSha256) {
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if (!eligible(fileName, checksumSha256)) return;
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try {
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mapper.requeue(tenantId, fileVersionId, checksumSha256.toLowerCase(Locale.ROOT));
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} catch (RuntimeException exception) {
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log.warn("补投 DMS 持久化 PDF 任务失败,不影响当前文件访问: tenantId={}, fileVersionId={}",
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tenantId, fileVersionId, exception);
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}
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}
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@Transactional(rollbackFor = Exception.class)
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@AuditLog(action = "DMS_RECOVER_PERSISTENT_PDF",
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label = "恢复持久化 PDF", bizModule = "DMS",
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bizCodeExpr = "#form.fileVersionId", reasonExpr = "#form.reason")
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public void invalidateAndRequeue(DmsPersistentPdfInvalidationForm form) {
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String checksum = form.getSourceChecksumSha256().toLowerCase(Locale.ROOT);
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int cleared = mapper.clearInvalidPdf(form.getTenantId(), form.getFileVersionId(),
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checksum, form.getObjectKey());
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if (cleared > 0) {
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mapper.requeue(form.getTenantId(), form.getFileVersionId(), checksum);
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}
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}
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private boolean eligible(String fileName, String checksumSha256) {
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String extension = extension(fileName);
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return ("doc".equals(extension) || "docx".equals(extension))
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&& checksumSha256 != null && checksumSha256.matches("[0-9A-Fa-f]{64}");
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}
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private String extension(String fileName) {
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int dot = fileName == null ? -1 : fileName.lastIndexOf('.');
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return dot < 0 ? "" : fileName.substring(dot + 1).toLowerCase(Locale.ROOT);
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}
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}
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