refactor: 将 kimi-k3 多模态内容构建改为纯 Jinja2 模板

- 删除 build_kimi_content() Python 函数
- 在 SQL data 模板中用纯 Jinja2 语法构建 content 数组
- 新增 file_to_b64() 和 file_mime() 辅助函数注册到 ServerEnv
- 保持向后兼容，功能不变

llmage/utils.py

@@ -502,34 +502,23 @@ async def llm_query_price(llmid, config_data):
 	prices = await env.buffered_charging(llm.ppid, config_data)
 	return prices
 
-def build_kimi_content(prompt='', image_files=None, video_files=None):
+import base64 as _base64
-	"""构造 kimi 多模态 content 数组 JSON，注册到 ServerEnv 供 uapi data 模板调用"""
+import mimetypes as _mimetypes
-	import base64, json, mimetypes, os
+import os as _os
-	fs = FileStorage()
-	parts = []
-	if prompt:
-		parts.append({"type": "text", "text": prompt})
-	for f in (image_files or []):
-		fp = fs.realPath(f)
-		if not os.path.isfile(fp):
-			continue
-		mime, _ = mimetypes.guess_type(fp)
-		if not mime:
-			mime = 'application/octet-stream'
-		with open(fp, 'rb') as fh:
-			b64 = base64.b64encode(fh.read()).decode('utf-8')
-		parts.append({"type": "image_url", "image_url": f'data:{mime};base64,{b64}'})
-	for f in (video_files or []):
-		fp = fs.realPath(f)
-		if not os.path.isfile(fp):
-			continue
-		mime, _ = mimetypes.guess_type(fp)
-		if not mime:
-			mime = 'application/octet-stream'
-		with open(fp, 'rb') as fh:
-			b64 = base64.b64encode(fh.read()).decode('utf-8')
-		parts.append({"type": "video_url", "video_url": f'data:{mime};base64,{b64}'})
-	return json.dumps(parts, ensure_ascii=False)
 
-ServerEnv().build_kimi_content = build_kimi_content
+def _file_to_b64(filepath):
+	"""读取文件并返回 base64 字符串"""
+	with open(filepath, 'rb') as fh:
+		return _base64.b64encode(fh.read()).decode('utf-8')
+
+def _file_mime(filepath):
+	"""猜测文件 MIME 类型"""
+	mime, _ = _mimetypes.guess_type(filepath)
+	return mime or 'application/octet-stream'
+
+ServerEnv().base64 = _base64
+ServerEnv().mimetypes = _mimetypes
+ServerEnv().os = _os
+ServerEnv().file_to_b64 = _file_to_b64
+ServerEnv().file_mime = _file_mime
 

scripts/kimi_k3_uapi.sql

@@ -2,7 +2,7 @@
 -- Kimi K3 API 接入 (月之暗面 / Moonshot)
 -- Base URL: https://api.moonshot.cn/v1
 -- 兼容 OpenAI 格式, 文档: https://platform.kimi.com/docs/api/chat
--- 多模态: image_files/video_files 通过 build_kimi_content() 转 data URI 数组
+-- 多模态: image_files/video_files 在 data 模板中用纯 Jinja2 构造 content 数组
 -- ============================================================
 
 -- ============================================================
@@ -41,7 +41,31 @@ VALUES (
 {% if sys_prompt %}
         {"role": "system", "content": {{json.dumps(sys_prompt, ensure_ascii=False)}}},
 {% endif %}
-        {"role": "user", "content": {{build_kimi_content(prompt, image_files, video_files)}}}
+{% set _parts = [] %}
+{% if prompt %}
+{% set _ = _parts.append({"type": "text", "text": prompt}) %}
+{% endif %}
+{% if image_files %}
+{% for _f in image_files %}
+{% set _fp = FileStorage().realPath(_f) %}
+{% if os.path.isfile(_fp) %}
+{% set _mime = file_mime(_fp) %}
+{% set _b64 = file_to_b64(_fp) %}
+{% set _ = _parts.append({"type": "image_url", "image_url": "data:" + _mime + ";base64," + _b64}) %}
+{% endif %}
+{% endfor %}
+{% endif %}
+{% if video_files %}
+{% for _f in video_files %}
+{% set _fp = FileStorage().realPath(_f) %}
+{% if os.path.isfile(_fp) %}
+{% set _mime = file_mime(_fp) %}
+{% set _b64 = file_to_b64(_fp) %}
+{% set _ = _parts.append({"type": "video_url", "video_url": "data:" + _mime + ";base64," + _b64}) %}
+{% endif %}
+{% endfor %}
+{% endif %}
+        {"role": "user", "content": {{json.dumps(_parts, ensure_ascii=False)}}}
     ],
 {% endif %}
 {% if stream %}