修复验证码问题

app.py

@@ -29,6 +29,8 @@ os.makedirs(BACKGROUND_FOLDER, exist_ok=True)
 VIDEO_FOLDER = os.path.join(UPLOAD_FOLDER, 'video')
 os.makedirs(VIDEO_FOLDER, exist_ok=True)
 
+FONT_PATH = os.path.join(BASE_DIR, 'static', 'webfonts', 'arial.ttf')
+
 # 允许的文件扩展名
 ALLOWED_EXTENSIONS = {'png', 'jpg', 'jpeg', 'gif', 'ico', 'svg', 'mp4'}
 
@@ -41,12 +43,18 @@ SETTINGS_FILE = os.path.join(DATA_DIR, 'settings.json')
 def migrate_settings(settings):
     """迁移旧版设置到新版格式"""
     if 'admin_password' in settings:
-        # 如果存在旧版明文密码，转换为哈希
-        settings['admin_password_hash'] = generate_password_hash(settings['admin_password'])
+        # 如果存在旧版明文密码，转换为哈希（使用pbkdf2:sha256方法）
+        settings['admin_password_hash'] = generate_password_hash(
+            settings['admin_password'],
+            method='pbkdf2:sha256'
+        )
         del settings['admin_password']
     elif 'admin_password_hash' not in settings:
         # 如果既没有旧版密码也没有哈希，生成默认密码哈希
-        settings['admin_password_hash'] = generate_password_hash('123456')
+        settings['admin_password_hash'] = generate_password_hash(
+            '123456',
+            method='pbkdf2:sha256'
+        )
     return settings
 
 
@@ -235,11 +243,22 @@ def login():
 
         settings = load_settings()
         if username == 'admin' and 'admin_password_hash' in settings:
-            if check_password_hash(settings['admin_password_hash'], password):
-                session['username'] = username
-                next_url = request.args.get('next', url_for('index'))
-                flash('登录成功', 'success')
-                return redirect(next_url)
+            try:
+                if check_password_hash(settings['admin_password_hash'], password):
+                    session['username'] = username
+                    next_url = request.args.get('next', url_for('index'))
+                    flash('登录成功', 'success')
+                    return redirect(next_url)
+            except ValueError as e:
+                print(f"密码验证错误: {e}")
+                # 如果哈希验证失败，尝试重置密码
+                settings['admin_password_hash'] = generate_password_hash(
+                    '123456',
+                    method='pbkdf2:sha256'
+                )
+                save_settings(settings)
+                flash('系统检测到密码配置问题，已重置为默认密码123456，请重新登录', 'warning')
+                return redirect(url_for('login'))
 
         flash('用户名或密码错误', 'danger')
         return render_template('login.html')
@@ -261,11 +280,16 @@ def captcha():
     image = Image.new('RGB', (120, 40), color=(255, 255, 255))
     draw = ImageDraw.Draw(image)
 
-    # 使用默认字体或指定字体路径
+    # 使用指定字体路径
     try:
-        font = ImageFont.truetype("arial.ttf", 24)
+        font = ImageFont.truetype(FONT_PATH, 24)
     except:
-        font = ImageFont.load_default()
+        try:
+            # 如果指定字体不存在，尝试系统默认字体
+            font = ImageFont.truetype("arial.ttf", 24)
+        except:
+            # 最后使用默认字体
+            font = ImageFont.load_default()
 
     # 绘制验证码文本
     draw.text((10, 5), captcha_text, font=font, fill=(0, 0, 0))
@@ -831,4 +855,4 @@ def api_categories():
     return jsonify(sorted_categories)
 
 if __name__ == '__main__':
-    app.run(debug=True)
+    app.run(debug=True, port='8094', host='0.0.0.0')

data/settings.json

@@ -1,7 +1,7 @@
 {
   "card_style": "compact",
   "search_history": [],
-  "theme": "light",
+  "theme": "dark",
   "bg_image": "/upload/background/5dd4f5d3cd7b48eca9967fa063ea5cd9.png",
   "dark_bg_image": "/static/background_dark.jpg",
   "site_title": "应用导航",