fix: #50 trim tag content on decryption with custom key.

package.json

@@ -21,7 +21,7 @@
     "@chakra-ui/react": "^2.8.1",
     "@emotion/react": "^11.11.1",
     "@emotion/styled": "^11.11.0",
-    "@jixun/libparakeet": "0.2.1",
+    "@jixun/libparakeet": "0.3.0",
     "@reduxjs/toolkit": "^1.9.7",
     "framer-motion": "^10.16.4",
     "immer": "^10.0.3",

pnpm-lock.yaml

@@ -33,8 +33,8 @@ dependencies:
     specifier: ^11.11.0
     version: 11.11.0(@emotion/react@11.11.1)(@types/react@18.2.28)(react@18.2.0)
   '@jixun/libparakeet':
-    specifier: 0.2.1
-    version: 0.2.1
+    specifier: 0.3.0
+    version: 0.3.0
   '@reduxjs/toolkit':
     specifier: ^1.9.7
     version: 1.9.7(react-redux@8.1.3)(react@18.2.0)
@@ -2861,8 +2861,8 @@ packages:
       '@sinclair/typebox': 0.27.8
     dev: true
 
-  /@jixun/libparakeet@0.2.1:
-    resolution: {integrity: sha512-OZRx72yKfRs8ZRZcNPAOBEAz9/v3jXK5V6ue4WomcW6HhNZy7JjdXZOF7lHqMgfB47d1CyLNJbaT0r0tiKGjbA==}
+  /@jixun/libparakeet@0.3.0:
+    resolution: {integrity: sha512-SG26GY0BeyH36yZcwghgzIXupfnAVH1WT/Gb8YhVRgqWXVenmtsCxEy4B0fUdscTJu28THjM0vNXCAvj5s9MBA==}
     dev: false
 
   /@jridgewell/gen-mapping@0.3.3:

src/decrypt-worker/worker/handler/decrypt.ts

@@ -16,7 +16,7 @@ class DecryptCommandHandler {
     label: string,
     private parakeet: Parakeet,
     private buffer: ArrayBuffer,
-    private options: DecryptCommandOptions
+    private options: DecryptCommandOptions,
   ) {
     this.label = `DecryptCommandHandler(${label})`;
   }
@@ -59,10 +59,13 @@ class DecryptCommandHandler {
     const decrypted = await this.log(`decrypt (${crypto.cryptoName})`, () => crypto.decrypt(this.buffer, this.options));
 
     // Check if we had a successful decryption
-    const audioExt = crypto.overrideExtension ?? (await this.detectAudioExtension(decrypted));
+    let audioExt = crypto.overrideExtension ?? (await this.detectAudioExtension(decrypted));
     if (crypto.checkByDecryptHeader && audioExt === 'bin') {
       return null;
     }
+    if (audioExt.toLowerCase() === 'mp4') {
+      audioExt = 'm4a';
+    }
 
     return { decrypted: URL.createObjectURL(toBlob(decrypted)), ext: audioExt };
   }
@@ -82,7 +85,7 @@ class DecryptCommandHandler {
 
     // Check by decrypt max first 8MiB
     const decryptedBuffer = await this.log(`${crypto.cryptoName}/decrypt-header-test`, async () =>
-      toArrayBuffer(await crypto.decrypt(this.buffer.slice(0, TEST_FILE_HEADER_LEN), this.options))
+      toArrayBuffer(await crypto.decrypt(this.buffer.slice(0, TEST_FILE_HEADER_LEN), this.options)),
     );
 
     return this.parakeet.detectAudioExtension(decryptedBuffer) !== 'bin';