dekun
530a8b70a1
首页卡片支持修改/删除；详情页设置 Tab 可维护学校、年级与头像；系统设置新增数据备份下载与恢复；备份默认存 /root/grade-archive-backups，详见 docs/BACKUP.md。 Co-authored-by: Cursor <cursoragent@cursor.com>
33 lines
893 B
Python
33 lines
893 B
Python
import uuid
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from io import BytesIO
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from pathlib import Path
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from PIL import Image
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from app.core.config import settings
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def avatar_rel_path(user_id: str, student_id: str) -> str:
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return f"{user_id}/avatars/{student_id}.jpg"
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def save_avatar(user_id: str, student_id: str, content: bytes) -> str:
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rel = avatar_rel_path(user_id, student_id)
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full = Path(settings.UPLOAD_DIR) / rel
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full.parent.mkdir(parents=True, exist_ok=True)
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image = Image.open(BytesIO(content))
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if image.mode not in ("RGB", "L"):
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image = image.convert("RGB")
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image.thumbnail((256, 256), Image.Resampling.LANCZOS)
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image.save(full, format="JPEG", quality=85, optimize=True)
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return rel
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def delete_avatar_file(avatar_path: str | None) -> None:
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if not avatar_path:
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return
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full = Path(settings.UPLOAD_DIR) / avatar_path
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if full.is_file():
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full.unlink()
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