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only remove .cryptomator extension for vault version 3

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This commit is contained in:
Sebastian Stenzel
2016-07-07 14:25:55 +02:00
parent eb3cfd6e6a
commit 8a3e09764a
1 changed files with 19 additions and 1 deletions
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20
main/ui/src/main/java/org/cryptomator/ui/model/UpgradeVersion3DropBundleExtension.java
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@@ -1,6 +1,7 @@
package org.cryptomator.ui.model;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;
@@ -86,7 +87,24 @@ class UpgradeVersion3DropBundleExtension extends UpgradeStrategy {
@Override
public boolean isApplicable(Vault vault) {
return vault.path().getValue().getFileName().toString().endsWith(Vault.VAULT_FILE_EXTENSION);
Path vaultPath = vault.path().getValue();
if (vaultPath.toString().endsWith(Vault.VAULT_FILE_EXTENSION)) {
final Path masterkeyFile = vaultPath.resolve(Constants.MASTERKEY_FILENAME);
try {
if (Files.isRegularFile(masterkeyFile)) {
final String keyContents = new String(Files.readAllBytes(masterkeyFile), StandardCharsets.UTF_8);
return keyContents.contains("\"version\":3") || keyContents.contains("\"version\": 3");
} else {
LOG.warn("Not a file: {}", masterkeyFile);
return false;
}
} catch (IOException e) {
LOG.warn("Could not determine, whether upgrade is applicable.", e);
return false;
}
} else {
return false;
}
}
}