VOICEVOX · Hiroshiba · Dec 7, 2023 · Apr 24, 2023 · Apr 24, 2023 · Apr 30, 2023
@@ -16,7 +16,16 @@
 
 import soundfile
 import uvicorn
-from fastapi import FastAPI, Form, HTTPException, Query, Request, Response
+from fastapi import (
+    FastAPI,
+    File,
+    Form,
+    HTTPException,
+    Query,
+    Request,
+    Response,
+    UploadFile,
+)
 from fastapi.middleware.cors import CORSMiddleware
 from fastapi.responses import HTMLResponse, JSONResponse
 from fastapi.templating import Jinja2Templates
@@ -66,9 +75,11 @@
     apply_word,
     delete_word,
     import_user_dict,
+    parse_dict,
     read_dict,
     rewrite_word,
     update_dict,
+    user_dict_path,
 )
 from voicevox_engine.utility import (
     ConnectBase64WavesException,
@@ -1028,6 +1039,13 @@ def import_user_dict_words(
             traceback.print_exc()
             raise HTTPException(status_code=422, detail="ユーザー辞書のインポートに失敗しました。")
 
+    @app.get("/download_dict", tags=["ユーザー辞書"])
+    async def download_dict():
+        dict_path = user_dict_path
+        return FileResponse(
+            dict_path, media_type="application/octet-stream", filename=dict_path.name
+        )
+
     @app.get("/supported_devices", response_model=SupportedDevicesInfo, tags=["その他"])
     def supported_devices(
         core_version: Optional[str] = None,
@@ -1068,6 +1086,8 @@ def setting_post(
         request: Request,
         cors_policy_mode: Optional[str] = Form(None),  # noqa: B008
         allow_origin: Optional[str] = Form(None),  # noqa: B008
+        user_dictionary_file: Optional[UploadFile] = File(None),  # noqa: B008
+        allow_override: Optional[bool] = Form(False),  # noqa: B008
     ):
         settings = Setting(
             cors_policy_mode=cors_policy_mode,
@@ -1080,6 +1100,11 @@ def setting_post(
         if allow_origin is None:
             allow_origin = ""
 
+        if user_dictionary_file.filename:
+            import_user_dict(
+                parse_dict(user_dictionary_file.file), override=allow_override
+            )
+
         return setting_ui_template.TemplateResponse(
             "ui.html",
             {

@@ -23,7 +23,7 @@
 
     <body>
         <div class="container p-3">
-            <form method="post">
+            <form method="post" enctype="multipart/form-data">
                 <div class="alert alert-warning" role="alert">
                     設定の変更の更新にはエンジンの再起動が必要です。
                 </div>
@@ -67,6 +67,30 @@
                     </div>
                 </div>
 
+                <div id="mb-3">
+                    <label class="form-label"
+                        >ユーザー辞書のエクスポート&インポート</label
+                    >
+                    <div class="form-text">辞書のエクスポートをします。</div>
+                    <a
+                        class="btn btn-primary m-3"
+                        href="/download_dict"
+                        target="_blank"
+                        rel="noopener noreferrer"
+                    >
+                        エクスポート
+                    </a>
+                    <div class="form-text">辞書のインポートをします。</div>
+                    <input
+                        class="m-3 form-control"
+                        type="file"
+                        name="user_dictionary_file"
+                        accept="application/json"
+                    />
+                    <input class="form-check-input" type="checkbox" name="allow_override" value="True" id="allowOverride">
+                    <label class="mb-3 form-check-label" for="allowOverride">辞書の上書きを許可する。</label>
+                </div>
+
                 <div
                     class="modal fade"
                     id="submitModal"

diff --git a/voicevox_engine/user_dict.py b/voicevox_engine/user_dict.py
@@ -2,6 +2,7 @@
 import sys
 import threading
 import traceback
+from io import TextIOWrapper
 from pathlib import Path
 from typing import Dict, List, Optional
 from uuid import UUID, uuid4
@@ -117,24 +118,27 @@ def update_dict(
             tmp_compiled_path.unlink()
 
 
+def parse_dict(dict_json: TextIOWrapper) -> Dict[str, UserDictWord]:
+    result = {}
+    for word_uuid, word in json.load(dict_json).items():
+        # cost2priorityで変換を行う際にcontext_idが必要のため、
+        # 0.12以前の要素にcontext_idがハルドタイプされていたため、
+        # ユメタル表裏を補完する
+        if word.get("context_id") is None:
+            word["context_id"] = part_of_speech_data[WordTypes.PROPER_NOUN].context_id
+        word["priority"] = cost2priority(word["context_id"], word["cost"])
+        del word["cost"]
+        result[str(UUID(word_uuid))] = UserDictWord(**word)
+
+    return result
+
+
 @mutex_wrapper(mutex_user_dict)
 def read_dict(user_dict_path: Path = user_dict_path) -> Dict[str, UserDictWord]:
     if not user_dict_path.is_file():
         return {}
     with user_dict_path.open(encoding="utf-8") as f:
-        result = {}
-        for word_uuid, word in json.load(f).items():
-            # cost2priorityで変換を行う際にcontext_idが必要となるが、
-            # 0.12以前の辞書は、context_idがハードコーディングされていたためにユーザー辞書内に保管されていない
-            # ハードコーディングされていたcontext_idは固有名詞を意味するものなので、固有名詞のcontext_idを補完する
-            if word.get("context_id") is None:
-                word["context_id"] = part_of_speech_data[
-                    WordTypes.PROPER_NOUN
-                ].context_id
-            word["priority"] = cost2priority(word["context_id"], word["cost"])
-            del word["cost"]
-            result[str(UUID(word_uuid))] = UserDictWord(**word)
-
+        result = parse_dict(f)
     return result