优化

app/src/main/java/io/legado/app/data/entities/BaseSource.kt

@@ -82,11 +82,16 @@ interface BaseSource : JsExtensions {
      * 用户信息采用aes加密存储
      */
     fun getLoginInfo(): String? {
+        try {
             val cache = CacheManager.get("userInfo_${getStoreUrl()}") ?: return null
             val byteArrayB = Base64.decode(cache, Base64.DEFAULT)
             val byteArrayA = EncoderUtils.decryptAES(byteArrayB, AppConst.androidId.toByteArray())
                 ?: return null
             return String(byteArrayA)
+        } catch (e: Exception) {
+            e.printStackTrace()
+            return null
+        }
     }
 
     fun getLoginInfoMap(): Map<String, String>? {
@@ -97,6 +102,7 @@ interface BaseSource : JsExtensions {
      * 保存用户信息,aes加密
      */
     fun putLoginInfo(info: String) {
+        try {
             val data = Base64.encodeToString(
                 EncoderUtils.decryptAES(
                     info.toByteArray(),
@@ -105,6 +111,9 @@ interface BaseSource : JsExtensions {
                 Base64.DEFAULT
             )
             CacheManager.put("userInfo_${getStoreUrl()}", data)
+        } catch (e: Exception) {
+            e.printStackTrace()
+        }
     }
 
     fun removeLoginInfo() {

app/src/main/java/io/legado/app/help/JsExtensions.kt

@@ -455,12 +455,18 @@ interface JsExtensions {
     fun aesDecodeToByteArray(
         str: String, key: String, transformation: String, iv: String
     ): ByteArray? {
-        return EncoderUtils.decryptAES(
+        return try {
+            EncoderUtils.decryptAES(
                 data = str.encodeToByteArray(),
                 key = key.encodeToByteArray(),
                 transformation,
                 iv.encodeToByteArray()
             )
+        } catch (e: java.lang.Exception) {
+            e.printStackTrace()
+            log(e.localizedMessage ?: "aesDecodeToByteArrayERROR")
+            null
+        }
     }
 
     /**
@@ -488,12 +494,18 @@ interface JsExtensions {
     fun aesBase64DecodeToByteArray(
         str: String, key: String, transformation: String, iv: String
     ): ByteArray? {
-        return EncoderUtils.decryptBase64AES(
+        return try {
+            EncoderUtils.decryptBase64AES(
                 str.encodeToByteArray(),
                 key.encodeToByteArray(),
                 transformation,
                 iv.encodeToByteArray()
             )
+        } catch (e: Exception) {
+            e.printStackTrace()
+            log(e.localizedMessage ?: "aesDecodeToByteArrayERROR")
+            null
+        }
     }
 
     /**
@@ -520,12 +532,18 @@ interface JsExtensions {
     fun aesEncodeToByteArray(
         data: String, key: String, transformation: String, iv: String
     ): ByteArray? {
-        return EncoderUtils.encryptAES(
+        return try {
+            EncoderUtils.encryptAES(
                 data.encodeToByteArray(),
                 key = key.encodeToByteArray(),
                 transformation,
                 iv.encodeToByteArray()
             )
+        } catch (e: Exception) {
+            e.printStackTrace()
+            log(e.localizedMessage ?: "aesEncodeToByteArrayERROR")
+            null
+        }
     }
 
     /**
@@ -551,12 +569,18 @@ interface JsExtensions {
     fun aesEncodeToBase64ByteArray(
         data: String, key: String, transformation: String, iv: String
     ): ByteArray? {
-        return EncoderUtils.encryptAES2Base64(
+        return try {
+            EncoderUtils.encryptAES2Base64(
                 data.encodeToByteArray(),
                 key.encodeToByteArray(),
                 transformation,
                 iv.encodeToByteArray()
             )
+        } catch (e: Exception) {
+            e.printStackTrace()
+            log(e.localizedMessage ?: "aesEncodeToBase64ByteArrayERROR")
+            null
+        }
     }
 
     /**

app/src/main/java/io/legado/app/utils/EncoderUtils.kt

@@ -38,6 +38,7 @@ object EncoderUtils {
     fun base64Encode(str: String, flags: Int = Base64.NO_WRAP): String? {
         return Base64.encodeToString(str.toByteArray(), flags)
     }
+
     //////////AES Start
 
     /**
@@ -45,16 +46,18 @@ object EncoderUtils {
      *
      * @param data           The data.
      * @param key            The key.
-     * @param transformation The name of the transformation, e.g., *DES/CBC/PKCS5Padding*.
+     * @param transformation The name of the transformation,
+     * 加密算法/加密模式/填充类型, *DES/CBC/PKCS5Padding*.
      * @param iv             The buffer with the IV. The contents of the
      * buffer are copied to protect against subsequent modification.
      * @return the Base64-encode bytes of AES encryption
      */
+    @Throws(Exception::class)
     fun encryptAES2Base64(
         data: ByteArray?,
         key: ByteArray?,
-        transformation: String?,
+        transformation: String? = "DES/ECB/PKCS5Padding",
-        iv: ByteArray?
+        iv: ByteArray? = null
     ): ByteArray? {
         return Base64.encode(encryptAES(data, key, transformation, iv), Base64.NO_WRAP)
     }
@@ -64,16 +67,18 @@ object EncoderUtils {
      *
      * @param data           The data.
      * @param key            The key.
-     * @param transformation The name of the transformation, e.g., *DES/CBC/PKCS5Padding*.
+     * @param transformation The name of the transformation,
+     * 加密算法/加密模式/填充类型, *DES/CBC/PKCS5Padding*.
      * @param iv             The buffer with the IV. The contents of the
      * buffer are copied to protect against subsequent modification.
      * @return the bytes of AES encryption
      */
+    @Throws(Exception::class)
     fun encryptAES(
         data: ByteArray?,
         key: ByteArray?,
-        transformation: String?,
+        transformation: String? = "DES/ECB/PKCS5Padding",
-        iv: ByteArray?
+        iv: ByteArray? = null
     ): ByteArray? {
         return symmetricTemplate(data, key, "AES", transformation!!, iv, true)
     }
@@ -84,15 +89,17 @@ object EncoderUtils {
      *
      * @param data           The data.
      * @param key            The key.
-     * @param transformation The name of the transformation, e.g., *DES/CBC/PKCS5Padding*.
+     * @param transformation The name of the transformation,
+     * 加密算法/加密模式/填充类型, *DES/CBC/PKCS5Padding*.
      * @param iv             The buffer with the IV. The contents of the
      * buffer are copied to protect against subsequent modification.
      * @return the bytes of AES decryption for Base64-encode bytes
      */
+    @Throws(Exception::class)
     fun decryptBase64AES(
         data: ByteArray?,
         key: ByteArray?,
-        transformation: String = "DES/CBC/PKCS5Padding",
+        transformation: String = "DES/ECB/PKCS5Padding",
         iv: ByteArray? = null
     ): ByteArray? {
         return decryptAES(Base64.decode(data, Base64.NO_WRAP), key, transformation, iv)
@@ -103,15 +110,17 @@ object EncoderUtils {
      *
      * @param data           The data.
      * @param key            The key.
-     * @param transformation The name of the transformation, e.g., *DES/CBC/PKCS5Padding*.
+     * @param transformation The name of the transformation,
+     * 加密算法/加密模式/填充类型, *DES/CBC/PKCS5Padding*.
      * @param iv             The buffer with the IV. The contents of the
      * buffer are copied to protect against subsequent modification.
      * @return the bytes of AES decryption
      */
+    @Throws(Exception::class)
     fun decryptAES(
         data: ByteArray?,
         key: ByteArray?,
-        transformation: String = "DES/CBC/PKCS5Padding",
+        transformation: String = "AES/ECB/PKCS5Padding",
         iv: ByteArray? = null
     ): ByteArray? {
         return symmetricTemplate(data, key, "AES", transformation, iv, false)
@@ -124,13 +133,15 @@ object EncoderUtils {
      * @param data           The data.
      * @param key            The key.
      * @param algorithm      The name of algorithm.
-     * @param transformation The name of the transformation, e.g., <i>DES/CBC/PKCS5Padding</i>.
+     * @param transformation The name of the transformation,
+     * 加密算法/加密模式/填充类型, <i>DES/CBC/PKCS5Padding</i>.
      * @param iv             The buffer with the IV. The contents of the
      * buffer are copied to protect against subsequent modification.
      * @param isEncrypt      True to encrypt, false otherwise.
      * @return the bytes of symmetric encryption or decryption
      */
     @Suppress("SameParameterValue")
+    @Throws(Exception::class)
     private fun symmetricTemplate(
         data: ByteArray?,
         key: ByteArray?,
@@ -140,7 +151,7 @@ object EncoderUtils {
         isEncrypt: Boolean
     ): ByteArray? {
         return if (data == null || data.isEmpty() || key == null || key.isEmpty()) null
-        else try {
+        else {
             val keySpec = SecretKeySpec(key, algorithm)
             val cipher = Cipher.getInstance(transformation)
             if (iv == null || iv.isEmpty()) {
@@ -154,9 +165,6 @@ object EncoderUtils {
                 )
             }
             cipher.doFinal(data)
-        } catch (e: Throwable) {
-            e.printStackTrace()
-            null
         }
     }