24024
d4b28a731a
- 新增 SystemNotification 模型，实现系统通知的数据存储 - 管理后台新增通知相关接口，支持通知的增删改查 - 用户端新增接口，获取最新激活通知并支持标记已读 - 在前端首页添加全局通知弹窗，实现通知自动轮询及已读同步 - 生成历史记录中兼容支持图片缩略图及新旧图片格式 - 优化后台图片同步逻辑，新增缩略图生成与存储 - 支持上传参考图的拖拽、粘贴、多文件上传及排序功能 - 增加购买积分页面入口及菜单项，调整菜单结构 - 日志系统由 Redis 列表迁移为有序集合，保留 30 天日志 - 优化日志页面样式，提升可读性及滚动体验 - 调整部分模板布局为自定义滚动条容器，增强视觉一致性
104 lines
2.6 KiB
Python
104 lines
2.6 KiB
Python
#
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# The Python Imaging Library.
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# $Id$
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#
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# IM Tools support for PIL
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#
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# history:
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# 1996-05-27 fl Created (read 8-bit images only)
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# 2001-02-17 fl Use 're' instead of 'regex' (Python 2.1) (0.2)
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#
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# Copyright (c) Secret Labs AB 1997-2001.
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# Copyright (c) Fredrik Lundh 1996-2001.
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#
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# See the README file for information on usage and redistribution.
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#
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from __future__ import annotations
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import re
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from . import Image, ImageFile
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#
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# --------------------------------------------------------------------
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field = re.compile(rb"([a-z]*) ([^ \r\n]*)")
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##
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# Image plugin for IM Tools images.
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class ImtImageFile(ImageFile.ImageFile):
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format = "IMT"
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format_description = "IM Tools"
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def _open(self) -> None:
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# Quick rejection: if there's not a LF among the first
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# 100 bytes, this is (probably) not a text header.
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assert self.fp is not None
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buffer = self.fp.read(100)
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if b"\n" not in buffer:
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msg = "not an IM file"
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raise SyntaxError(msg)
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xsize = ysize = 0
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while True:
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if buffer:
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s = buffer[:1]
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buffer = buffer[1:]
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else:
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s = self.fp.read(1)
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if not s:
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break
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if s == b"\x0c":
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# image data begins
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self.tile = [
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ImageFile._Tile(
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"raw",
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(0, 0) + self.size,
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self.fp.tell() - len(buffer),
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self.mode,
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)
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]
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break
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else:
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# read key/value pair
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if b"\n" not in buffer:
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buffer += self.fp.read(100)
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lines = buffer.split(b"\n")
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s += lines.pop(0)
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buffer = b"\n".join(lines)
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if len(s) == 1 or len(s) > 100:
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break
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if s[0] == ord(b"*"):
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continue # comment
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m = field.match(s)
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if not m:
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break
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k, v = m.group(1, 2)
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if k == b"width":
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xsize = int(v)
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self._size = xsize, ysize
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elif k == b"height":
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ysize = int(v)
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self._size = xsize, ysize
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elif k == b"pixel" and v == b"n8":
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self._mode = "L"
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#
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# --------------------------------------------------------------------
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Image.register_open(ImtImageFile.format, ImtImageFile)
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#
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# no extension registered (".im" is simply too common)
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