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src/plugins/mflac.js

@@ -4,7 +4,10 @@ export {Decrypt}
 async function Decrypt(file) {
     // 获取扩展名
     let filename_ext = file.name.substring(file.name.lastIndexOf(".") + 1, file.name.length).toLowerCase();
-    if (filename_ext !== "mflac") return;
+    if (filename_ext !== "mflac") return {
+        status: false,
+        message: "File type is incorrect!",
+    };
     // 读取文件
     const fileBuffer = await new Promise(resolve => {
         const reader = new FileReader();
@@ -18,7 +21,10 @@ async function Decrypt(file) {
 
     // 转换数据
     const seed = new Mask();
-    if (!seed.DetectMask(audioData)) return;
+    if (!seed.DetectMask(audioData)) return{
+        status: false,
+        message: "此音乐无法解锁，目前mflac格式不提供完整支持",
+    };
     for (let cur = 0; cur < audioDataLen; ++cur) {
         audioData[cur] ^= seed.NextMask();
     }
@@ -51,6 +57,8 @@ async function Decrypt(file) {
     }
     // 返回*/
     return {
+        status: true,
+        message: "",
         filename: filename,
         title: title,
         artist: artist,

src/plugins/ncm.js

@@ -24,10 +24,10 @@ async function Decrypt(file) {
 
     if (dataView.getUint32(0, true) !== 0x4e455443 ||
         dataView.getUint32(4, true) !== 0x4d414446
-    ) {
-        console.log({type: "error", data: "not ncm file"});
-        return;
-    }
+    ) return {
+        status: false,
+        message: "此ncm文件已损坏",
+    };
 
     let offset = 10;
 
@@ -50,14 +50,13 @@ async function Decrypt(file) {
 
         const result = new Uint8Array(plainText.sigBytes);
 
-        {
-            const words = plainText.words;
-            const sigBytes = plainText.sigBytes;
-            for (let i = 0; i < sigBytes; i++) {
-                result[i] = (words[i >>> 2] >>> (24 - (i % 4) * 8)) & 0xff;
-            }
+        const words = plainText.words;
+        const sigBytes = plainText.sigBytes;
+        for (let i = 0; i < sigBytes; i++) {
+            result[i] = (words[i >>> 2] >>> (24 - (i % 4) * 8)) & 0xff;
         }
 
+
         return result.slice(17);
     })();
 
@@ -130,13 +129,12 @@ async function Decrypt(file) {
     }
 
     if (musicMeta.format === undefined) {
-        musicMeta.format = (() => {
-            const [f, L, a, C] = audioData;
-            if (f === 0x66 && L === 0x4c && a === 0x61 && C === 0x43) {
-                return "flac";
-            }
-            return "mp3";
-        })();
+        const [f, L, a, C] = audioData;
+        if (f === 0x66 && L === 0x4c && a === 0x61 && C === 0x43) {
+            musicMeta.format = "flac";
+        } else {
+            musicMeta.format = "mp3";
+        }
     }
     const mime = audio_mime_type[musicMeta.format];
 

src/plugins/qmc.js

@@ -31,7 +31,10 @@ async function Decrypt(file) {
             new_ext = "flac";
             break;
         default:
-            return;
+            return {
+                status: false,
+                message: "File type is incorrect!",
+            };
     }
     const mime = audio_mime_type[new_ext];
     // 读取文件