From fb96103429ca8f12574dbf22ddf6f32bb093a34f Mon Sep 17 00:00:00 2001
From: Xwite <1797350009@qq.com>
Date: Tue, 14 Mar 2023 18:42:32 +0800
Subject: [PATCH] =?UTF-8?q?js=E6=B7=BB=E5=8A=A0=E7=AD=BE=E5=90=8D=E7=AE=97?=
 =?UTF-8?q?=E6=B3=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 app/src/main/assets/help/jsHelp.md            | 15 ++++++++++---
 app/src/main/assets/updateLog.md              |  2 +-
 .../java/io/legado/app/help/JsEncodeUtils.kt  | 21 +++++++++++++++++++
 3 files changed, 34 insertions(+), 4 deletions(-)

diff --git a/app/src/main/assets/help/jsHelp.md b/app/src/main/assets/help/jsHelp.md
index c9bbd7773..d06127d70 100644
--- a/app/src/main/assets/help/jsHelp.md
+++ b/app/src/main/assets/help/jsHelp.md
@@ -218,6 +218,18 @@ cipher.encrypt(data, keyType)
 cipher.encryptBase64(data, keyType)
 cipher.encryptHex(data, keyType)
 ```
+* 签名
+> 输入参数密钥 支持ByteArray|**Utf8String**
+```
+//创建Sign
+java.createSign(algorithm, privateKey, publicKey)
+```
+> 签名参数 data支持ByteArray|inputStream|String
+```
+//签名输出 ByteArray HexString
+sign.sign(data)
+sign.signHex(data)
+```
 * 摘要
 ```
 java.digestHex(data: String, algorithm: String,): String?
@@ -236,9 +248,6 @@ java.HMacHex(data: String, algorithm: String, key: String): String
 java.HMacBase64(data: String, algorithm: String, key: String): String
 ```
 
-https://developer.android.google.cn/reference/kotlin/java/security/Signature
-
-
 ## book对象的可用属性和方法
 ### 属性
 > 使用方法: 在js中或{{}}中使用book.属性的方式即可获取.如在正文内容后加上 ##{{book.name+"正文卷"+title}} 可以净化 书名+正文卷+章节名称（如 我是大明星正文卷第二章我爸是豪门总裁） 这一类的字符.
diff --git a/app/src/main/assets/updateLog.md b/app/src/main/assets/updateLog.md
index 4b675d952..3179efb00 100644
--- a/app/src/main/assets/updateLog.md
+++ b/app/src/main/assets/updateLog.md
@@ -14,7 +14,7 @@
 **2023/03/13**
 * 更新cronet: 111.0.5563.57
 * 优化文件型书源,解决压缩文件编码不是UTF-8报错问题
-
+* js添加非对称加密和签名算法
 * 文件类书源支持zip 7z rar4解压
 * java.ajax(url: Any)自动判断是列表还是字符串
 * 修复一些bug
diff --git a/app/src/main/java/io/legado/app/help/JsEncodeUtils.kt b/app/src/main/java/io/legado/app/help/JsEncodeUtils.kt
index ab068b43d..295e4bfbc 100644
--- a/app/src/main/java/io/legado/app/help/JsEncodeUtils.kt
+++ b/app/src/main/java/io/legado/app/help/JsEncodeUtils.kt
@@ -4,6 +4,7 @@ import android.util.Base64
 import cn.hutool.crypto.digest.DigestUtil
 import cn.hutool.crypto.digest.HMac
 import cn.hutool.crypto.asymmetric.AsymmetricCrypto
+import cn.hutool.crypto.asymmetric.Sign
 import cn.hutool.crypto.symmetric.SymmetricCrypto
 import io.legado.app.utils.MD5Utils
 
@@ -89,6 +90,26 @@ interface JsEncodeUtils {
             publicKey?.encodeToByteArray()
         )
     }
+    //******************签名************************//
+    fun createSign(
+        algorithm: String,
+        privateKey: String?,
+        publicKey: String?
+    ): Sign {
+        return createSign(
+            algorithm
+            privateKey?.encodeToByteArray(),
+            publicKey?.encodeToByteArray()
+        )
+    }
+
+    fun createSign(
+        algorithm: String,
+        privateKey: ByteArray?,
+        publicKey: ByteArray?
+    ): Sign {
+        return Sign(algorithm, privateKey, publicKey)
+    }
     //******************对称加密解密old************************//
 
     /////AES