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fix:修复备份恢复逻辑

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DelLevin-Home
2026-08-09 01:40:10 +08:00
parent c95a659921
commit f96bf6d6bc
1 changed files with 18 additions and 5 deletions
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23
lib/services/sync/backup_service.dart
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@@ -400,7 +400,10 @@ class BackupService {
for (final archiveFile in archive) {
if (archiveFile.name.startsWith('images/')) {
final relativePath = archiveFile.name.substring(7);
var relativePath = archiveFile.name.substring('images/'.length);
while (relativePath.startsWith('/') || relativePath.startsWith('\\')) {
relativePath = relativePath.substring(1);
}
final outputFile = File(path.join(imagesDir.path, relativePath));
if (!await outputFile.parent.exists()) await outputFile.parent.create(recursive: true);
await outputFile.writeAsBytes(archiveFile.content as List<int>);
@@ -408,7 +411,11 @@ class BackupService {
imagePathMap[relativePath] = outputFile.path;
imageCount++;
} else if (archiveFile.name.startsWith('epub_books/')) {
final relativePath = archiveFile.name.substring(12);
var relativePath = archiveFile.name.substring('epub_books/'.length);
// 防御前导斜杠导致 path.join 把它当绝对路径
while (relativePath.startsWith('/') || relativePath.startsWith('\\')) {
relativePath = relativePath.substring(1);
}
final epubDir = Directory(path.join(appDirPath, 'epub_books'));
if (!await epubDir.exists()) await epubDir.create(recursive: true);
final outputFile = File(path.join(epubDir.path, relativePath));
@@ -625,14 +632,20 @@ class BackupService {
for (final archiveFile in archive) {
if (archiveFile.name.startsWith('images/')) {
final relativePath = archiveFile.name.substring(7);
var relativePath = archiveFile.name.substring('images/'.length);
while (relativePath.startsWith('/') || relativePath.startsWith('\\')) {
relativePath = relativePath.substring(1);
}
final outputFile = File(path.join(imagesDir.path, relativePath));
if (!await outputFile.parent.exists()) await outputFile.parent.create(recursive: true);
await outputFile.writeAsBytes(archiveFile.content as List<int>);
imagePathMap[relativePath] = outputFile.path;
imageCount++;
} else if (archiveFile.name.startsWith('epub_books/')) {
final relativePath = archiveFile.name.substring(12);
var relativePath = archiveFile.name.substring('epub_books/'.length);
while (relativePath.startsWith('/') || relativePath.startsWith('\\')) {
relativePath = relativePath.substring(1);
}
final epubDir = Directory(path.join(appDirPath, 'epub_books'));
if (!await epubDir.exists()) await epubDir.create(recursive: true);
final outputFile = File(path.join(epubDir.path, relativePath));
@@ -1221,7 +1234,7 @@ _ZipComputeResult _buildZipInIsolate(_ZipComputeParams params) {
if (epubDir.existsSync()) {
for (final entity in epubDir.listSync(recursive: true)) {
if (entity is File) {
final relativePath = entity.path.substring(epubRoot.length + 1);
final relativePath = path.relative(entity.path, from: epubRoot);
encoder.addFile(entity, 'epub_books/$relativePath');
epubCount++;
}