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Jesse-Ma
2023-03-31 10:23:19 +08:00
parent 9d80477a45
commit 64cdba04ce
2 changed files with 9 additions and 34 deletions
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11
src/main/java/com/flagnote/note/service/NoteServiceImpl.java
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@@ -113,14 +113,13 @@ public class NoteServiceImpl implements NoteService {
if (null == note.getTextBytes()) { if (null == note.getTextBytes()) {
return null; return null;
} }
String secretKey = BizKeyUtils.getSecretKey(key); String secretKey = BizKeyUtils.getSecretKey(key);
byte[] asebts = ZipUtil.unGzip(note.getTextBytes()); byte[] bytes = SecretUtils.aesDecode(note.getTextBytes(),secretKey);
Charset cs = CharsetUtil.CHARSET_UTF_8; bytes = ZipUtil.unGzip(bytes);
ByteBuffer bb = ByteBuffer.allocate(asebts.length);
bb.put(asebts).flip(); String result = new String(bytes);
CharBuffer cb = cs.decode(bb);
String result = SecretUtils.aesDecode(new String(cb.array()), secretKey);
if (result.startsWith("FLAGNOTE#")) { if (result.startsWith("FLAGNOTE#")) {
return result.substring(9); return result.substring(9);
} }

30
src/main/java/com/flagnote/note/utils/SecretUtils.java
View File

@@ -15,15 +15,6 @@ import cn.hutool.crypto.symmetric.XXTEA;
public class SecretUtils { public class SecretUtils {
private static AES aesNote = new AES(Mode.ECB, Padding.PKCS5Padding,
new SecretKeySpec("b9t3pzbmybc66cba".getBytes(), "AES"));
private static XXTEA xxtea = new XXTEA("42268c9ea9b3fddd".getBytes());
private static byte[] prefix = new byte[] {100,111,32,110,111,116,32};
private static byte[] suffix = new byte[] {100,111,32,101,118,105,108};
public static byte[] encodeNote(byte[] text) { public static byte[] encodeNote(byte[] text) {
// text = PrimitiveArrayUtil.sub(text, 7, text.length-7); // text = PrimitiveArrayUtil.sub(text, 7, text.length-7);
return text; return text;
@@ -34,24 +25,9 @@ public class SecretUtils {
return text; return text;
} }
public static String aesEncode(String word,String keyWord) { public static byte[] aesDecode(byte[] bytes,String keyWord) {
AES aes = new AES(Mode.ECB, Padding.PKCS5Padding, AES aes = new AES(Mode.ECB, Padding.NoPadding,
new SecretKeySpec(keyWord.getBytes(), "AES")); new SecretKeySpec(keyWord.getBytes(), "AES"));
return aes.encryptBase64(word); return aes.decrypt(bytes);
} }
public static String aesDecode(String word,String keyWord) {
AES aes = new AES(Mode.ECB, Padding.PKCS5Padding,
new SecretKeySpec(keyWord.getBytes(), "AES"));
return new String(aes.decrypt(Base64.decode(word)));
}
public static void main(String[] args) {
System.out.println(aesEncode("kaxfn73w2492eb2a","kaxfn73w2492eb2a"));;
AES aesNote = new AES(Mode.ECB, Padding.PKCS5Padding,
new SecretKeySpec("kaxfn73w2492eb2a".getBytes(), "AES"));
System.out.println(aesNote.encryptBase64("kaxfn73w2492eb2a"));
System.out.println(new String(aesNote.decrypt(Base64.decode("ycaXaJnQZz9sq/3ezdEB66s4rZv9POL4Q9HRIOWtQPo="))));
}
} }