✨ 实现 Post.content 相关扩展协议 (#553)

* ✨ `post` 新增 `get_content()` 方法

* 🚨 make linter happy

* 💄 auto fix by pre-commit hooks

* 🐛 fix: 调整函数使用

* 💄 auto fix by pre-commit hooks

* ✨ 转用函数处理文本

* 💄 auto fix by pre-commit hooks

* 🔨 使用`Dict`存储`content_handlers`

* 💄 auto fix by pre-commit hooks

* 🎨 fix

* :arts: 简化函数使用

* 🐛 移除`Theme`的过时参数

* 🗑️ 复用 `self.plain_content`

* 💄 auto fix by pre-commit hooks

* ✨ 注册式装饰器写法

* 💄 auto fix by pre-commit hooks

* 🐛 fix

* 💄 auto fix by pre-commit hooks

* :feat: 通用纯文本处理函数

* 💄 auto fix by pre-commit hooks

* :downgrade: 复用`==`处理标题

* 🎨 简化（？）写法

* ✅ 测试修复

* ♻️ via ContentSupport extensions

* 🐛 fix test

* 💄 auto fix by pre-commit hooks

* 🐛 for clean text

* 🐛 fix

* 💄 auto fix by pre-commit hooks

* fix: for xml

* 💄 auto fix by pre-commit hooks

* chore: art

* 💄 auto fix by pre-commit hooks

---------

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

nonebot_bison/theme/themes/arknights/build.py

@@ -10,7 +10,7 @@ from nonebot_bison.theme.utils import web_embed_image
 from nonebot_bison.theme import Theme, ThemeRenderError, ThemeRenderUnsupportError
 
 if TYPE_CHECKING:
-    from nonebot_bison.post import Post
+    from nonebot_bison.platform.arknights import ArknightsPost
 
 
 @dataclass
@@ -32,7 +32,7 @@ class ArknightsTheme(Theme):
     template_path: Path = Path(__file__).parent / "templates"
     template_name: str = "announce.html.jinja"
 
-    async def render(self, post: "Post"):
+    async def render(self, post: "ArknightsPost"):
         from nonebot_plugin_htmlrender import template_to_pic
 
         if not post.title:
@@ -49,10 +49,9 @@ class ArknightsTheme(Theme):
                 raise ThemeRenderUnsupportError(
                     f"图片类型错误, 期望 str | Path | bytes | BytesIO | None, 实际为 {type(banner)}"
                 )
-
         ark_data = ArkData(
             announce_title=text_fletten(post.title),
-            content=post.content,
+            content=await post.get_content(),
             banner_image_url=banner,
         )
 

nonebot_bison/theme/themes/basic/build.py

@@ -24,12 +24,15 @@ class BasicTheme(Theme):
 
         text += f"{post.title}\n\n" if post.title else ""
 
-        text += post.content if len(post.content) < 500 else f"{post.content[:500]}..."
+        content = await post.get_plain_content()
+        text += content if len(content) < 500 else f"{content[:500]}..."
 
         if rp := post.repost:
             text += f"\n--------------\n转发自 {rp.nickname or ''}:\n"
             text += f"{rp.title}\n\n" if rp.title else ""
-            text += rp.content if len(rp.content) < 500 else f"{rp.content[:500]}..."
+            rp_content = await rp.get_plain_content()
+
+            text += rp_content if len(rp_content) < 500 else f"{rp_content[:500]}..."
 
         text += "\n--------------\n"
 

nonebot_bison/theme/themes/ceobe_canteen/build.py

@@ -95,7 +95,7 @@ class CeobeCanteenTheme(Theme):
         if post.images:
             images = await self.merge_pics(post.images, http_client)
 
-        content = CeoboContent(text=post.content)
+        content = CeoboContent(text=await post.get_content())
 
         retweet: CeoboRetweet | None = None
         if post.repost:
@@ -106,7 +106,9 @@ class CeobeCanteenTheme(Theme):
                 images.extend(repost_images)
 
             repost_nickname = f"@{post.repost.nickname}:" if post.repost.nickname else ""
-            retweet = CeoboRetweet(image=repost_head_pic, content=post.repost.content, author=repost_nickname)
+            retweet = CeoboRetweet(
+                image=repost_head_pic, content=await post.repost.get_content(), author=repost_nickname
+            )
 
         return (
             CeobeCard(

nonebot_bison/theme/themes/ht2i/build.py

@@ -5,6 +5,7 @@ from typing import TYPE_CHECKING, Literal
 from nonebot_plugin_saa import Text, Image, MessageSegmentFactory
 
 from nonebot_bison.theme import Theme, ThemeRenderError
+from nonebot_bison.post.protocol import HTMLContentSupport
 from nonebot_bison.utils import pic_merge, is_pics_mergable
 
 if TYPE_CHECKING:
@@ -30,16 +31,28 @@ class Ht2iTheme(Theme):
             raise ThemeRenderError(f"渲染文本失败: {e}")
 
     async def render(self, post: "Post"):
+
         md_text = ""
 
         md_text += f"## {post.title}\n\n" if post.title else ""
 
-        md_text += post.content if len(post.content) < 500 else f"{post.content[:500]}..."
+        if isinstance(post, HTMLContentSupport):
+            content = await post.get_html_content()
+        else:
+            content = await post.get_content()
+        md_text += content if len(content) < 500 else f"{content[:500]}..."
         md_text += "\n\n"
         if rp := post.repost:
             md_text += f"> 转发自 {f'**{rp.nickname}**' if rp.nickname else ''}:  \n"
             md_text += f"> {rp.title}  \n" if rp.title else ""
-            md_text += ">  \n> " + rp.content if len(rp.content) < 500 else f"{rp.content[:500]}..." + "  \n"
+            if isinstance(rp, HTMLContentSupport):
+                rp_content = await rp.get_html_content()
+            else:
+                rp_content = await rp.get_content()
+
+            md_text += (
+                ">  \n> " + rp_content if len(rp_content) < 500 else f"{rp_content[:500]}..." + "  \n"  # noqa: E501
+            )  # noqa: E501
         md_text += "\n\n"
 
         md_text += f"###### 来源: {post.platform.name} {post.nickname or ''}\n"